Station Overview Station Location
Station Number CA-YL-9 Latitude 38.55229
Station Name Davis 2.7 W Longitude -121.78551
County Yolo Elevation (ft) 57



Month 30 Yr Avg by PRISM Total Prcp Sum Days Covered By All Observations Daily Prcp Sum Daily Observation Count Multiday Prcp Sum Days Covered by Multiday Observations Multiday Observation Count Days With Prcp Days With Trace Total Snowfall Days With Snowfall Days With Snow On Ground
Oct 10 0.92 1.22 31 1.22 31 0.00 0 0 9 0 0.0 0 0
Nov 10 2.36 2.09 30 2.09 30 0.00 0 0 8 0 0.0 0 0
Dec 10 3.59 5.58 31 5.58 31 0.00 0 0 20 1 0.0 0 0
Jan 11 3.99 1.89 31 1.89 31 0.00 0 0 8 2 0.0 0 0
Feb 11 3.91 3.35 28 3.35 26 0.00 2 0 9 0 0.0 0 0
March 11 2.86 6.69 31 6.36 29 0.33 2 1 16 0 0.0 0 0
April 11 1.20 0.07 29 0.07 29 0.00 0 0 3 3 0.0 0 0
May 11 0.59 1.12 31 1.12 31 0.00 0 0 6 2 0.0 0 0
June 11 0.19 2.00 30 2.00 30 0.00 0 0 6 0 0.0 0 0
July 11 0.00 0.00 31 0.00 31 0.00 0 0 0 0 0.0 0 0
Aug 11 0.05 0.00 31 0.00 31 0.00 0 0 0 0 0.0 0 0
Sept 11 0.27 0.02 30 0.02 30 0.00 0 0 1 0 0.0 0 0
Water Year Totals: 19.93" 24.03" 364 days 23.70" 360 0.33" 4 days 1 86 days 8 days 0.0" 0 days 0 days



Days in Water Year Cell Color Key
        Daily Observation with Prcp         Missing Day
        Multiday Observation         Daily/Multiday Observation Conflict

Day of Year Daily Prcp Multiday Prcp
10/1/2010 0.00
10/2/2010 0.00
10/3/2010 0.00
10/4/2010 0.00
10/5/2010 0.00
10/6/2010 0.00
10/7/2010 0.00
10/8/2010 0.00
10/9/2010 0.00
10/10/2010 0.00
10/11/2010 0.00
10/12/2010 0.00
10/13/2010 0.00
10/14/2010 0.00
10/15/2010 0.00
10/16/2010 0.00
10/17/2010 0.00
10/18/2010 0.06
10/19/2010 0.00
10/20/2010 0.00
10/21/2010 0.04
10/22/2010 0.00
10/23/2010 0.01
10/24/2010 0.25
10/25/2010 0.77
10/26/2010 0.00
10/27/2010 0.00
10/28/2010 0.01
10/29/2010 0.01
10/30/2010 0.05
10/31/2010 0.02
11/1/2010 0.00
11/2/2010 0.00
11/3/2010 0.00
11/4/2010 0.00
11/5/2010 0.00
11/6/2010 0.00
11/7/2010 0.42
11/8/2010 0.15
11/9/2010 0.00
11/10/2010 0.01
11/11/2010 0.00
11/12/2010 0.00
11/13/2010 0.00
11/14/2010 0.00
11/15/2010 0.00
11/16/2010 0.00
11/17/2010 0.00
11/18/2010 0.00
11/19/2010 0.00
11/20/2010 0.57
11/21/2010 0.75
11/22/2010 0.00
11/23/2010 0.06
11/24/2010 0.02
11/25/2010 0.00
11/26/2010 0.00
11/27/2010 0.00
11/28/2010 0.11
11/29/2010 0.00
11/30/2010 0.00
12/1/2010 0.00
12/2/2010 0.00
12/3/2010 0.24
12/4/2010 0.01
12/5/2010 0.11
12/6/2010 0.42
12/7/2010 0.01
12/8/2010 0.10
12/9/2010 0.38
12/10/2010 T
12/11/2010 0.00
12/12/2010 0.00
12/13/2010 0.00
12/14/2010 0.05
12/15/2010 0.13
12/16/2010 0.00
12/17/2010 0.08
12/18/2010 0.91
12/19/2010 1.17
12/20/2010 0.20
12/21/2010 0.34
12/22/2010 0.48
12/23/2010 0.01
12/24/2010 0.00
12/25/2010 0.01
12/26/2010 0.52
12/27/2010 0.01
12/28/2010 0.00
12/29/2010 0.40
12/30/2010 0.00
12/31/2010 0.00
Day of YearDaily PrcpMultiday Prcp
1/1/2011 0.38
1/2/2011 0.55
1/3/2011 0.41
1/4/2011 0.00
1/5/2011 0.00
1/6/2011 0.00
1/7/2011 0.00
1/8/2011 0.00
1/9/2011 0.00
1/10/2011 0.00
1/11/2011 0.00
1/12/2011 T
1/13/2011 T
1/14/2011 0.10
1/15/2011 0.00
1/16/2011 0.01
1/17/2011 0.00
1/18/2011 0.00
1/19/2011 0.00
1/20/2011 0.00
1/21/2011 0.00
1/22/2011 0.00
1/23/2011 0.00
1/24/2011 0.00
1/25/2011 0.00
1/26/2011 0.00
1/27/2011 0.00
1/28/2011 0.00
1/29/2011 0.02
1/30/2011 0.37
1/31/2011 0.05
2/1/2011 0.00
2/2/2011 0.00
2/3/2011 0.00
2/4/2011 0.00
2/5/2011 0.00
2/6/2011 0.00
2/7/2011 0.00
2/8/2011 0.00
2/9/2011 0.00
2/10/2011 0.00
2/11/2011 0.00
2/12/2011 0.00
2/13/2011 0.00
2/14/2011 0.02
2/15/2011 0.03
2/16/2011 0.44
2/17/2011 0.24
2/18/2011 0.53
2/19/2011 0.69
2/20/2011 0.03
2/21/2011 0.00
2/22/2011 0.00
2/23/2011 0.00
2/24/2011 0.00
2/25/2011 1.16
2/26/2011 0.21
2/27/2011 **
2/28/2011 **
3/1/2011 **
3/2/2011 0.33
3/3/2011 0.01
3/4/2011 0.00
3/5/2011 0.00
3/6/2011 0.59
3/7/2011 0.21
3/8/2011 0.01
3/9/2011 0.00
3/10/2011 0.00
3/11/2011 0.00
3/12/2011 0.00
3/13/2011 0.00
3/14/2011 0.35
3/15/2011 0.05
3/16/2011 0.49
3/17/2011 0.00
3/18/2011 0.01
3/19/2011 0.69
3/20/2011 1.23
3/21/2011 0.29
3/22/2011 0.00
3/23/2011 0.37
3/24/2011 0.17
3/25/2011 1.32
3/26/2011 0.32
3/27/2011 0.25
3/28/2011 0.00
3/29/2011 0.00
3/30/2011 0.00
3/31/2011 0.00
Day of YearDaily PrcpMultiday Prcp
4/1/2011 0.00
4/2/2011 0.00
4/3/2011 0.00
4/4/2011 0.00
4/5/2011 0.00
4/6/2011 0.00
4/7/2011 0.00
4/8/2011 0.00
4/9/2011 0.00
4/10/2011 0.00
4/11/2011 0.00
4/12/2011 0.00
4/13/2011 0.00
4/14/2011 0.00
4/15/2011 0.00
4/16/2011 0.00
4/17/2011 0.00
4/18/2011 0.01
4/19/2011 T
4/20/2011 0.00
4/21/2011 0.04
4/22/2011 0.00
4/23/2011 0.00
4/24/2011 T
4/25/2011 0.02
4/26/2011 T
4/27/2011 0.00
4/28/2011 0.00
4/29/2011 0.00
4/30/2011
5/1/2011 0.00
5/2/2011 0.00
5/3/2011 0.00
5/4/2011 0.00
5/5/2011 0.00
5/6/2011 0.00
5/7/2011 0.00
5/8/2011 T
5/9/2011 0.00
5/10/2011 0.00
5/11/2011 0.00
5/12/2011 0.00
5/13/2011 0.00
5/14/2011 T
5/15/2011 0.04
5/16/2011 0.14
5/17/2011 0.26
5/18/2011 0.38
5/19/2011 0.00
5/20/2011 0.00
5/21/2011 0.00
5/22/2011 0.00
5/23/2011 0.00
5/24/2011 0.00
5/25/2011 0.00
5/26/2011 0.20
5/27/2011 0.00
5/28/2011 0.00
5/29/2011 0.10
5/30/2011 0.00
5/31/2011 0.00
6/1/2011 0.01
6/2/2011 0.40
6/3/2011 0.00
6/4/2011 0.25
6/5/2011 0.31
6/6/2011 0.04
6/7/2011 0.00
6/8/2011 0.00
6/9/2011 0.00
6/10/2011 0.00
6/11/2011 0.00
6/12/2011 0.00
6/13/2011 0.00
6/14/2011 0.00
6/15/2011 0.00
6/16/2011 0.00
6/17/2011 0.00
6/18/2011 0.00
6/19/2011 0.00
6/20/2011 0.00
6/21/2011 0.00
6/22/2011 0.00
6/23/2011 0.00
6/24/2011 0.00
6/25/2011 0.00
6/26/2011 0.00
6/27/2011 0.00
6/28/2011 0.00
6/29/2011 0.99
6/30/2011 0.00
Day of YearDaily PrcpMultiday Prcp
7/1/2011 0.00
7/2/2011 0.00
7/3/2011 0.00
7/4/2011 0.00
7/5/2011 0.00
7/6/2011 0.00
7/7/2011 0.00
7/8/2011 0.00
7/9/2011 0.00
7/10/2011 0.00
7/11/2011 0.00
7/12/2011 0.00
7/13/2011 0.00
7/14/2011 0.00
7/15/2011 0.00
7/16/2011 0.00
7/17/2011 0.00
7/18/2011 0.00
7/19/2011 0.00
7/20/2011 0.00
7/21/2011 0.00
7/22/2011 0.00
7/23/2011 0.00
7/24/2011 0.00
7/25/2011 0.00
7/26/2011 0.00
7/27/2011 0.00
7/28/2011 0.00
7/29/2011 0.00
7/30/2011 0.00
7/31/2011 0.00
8/1/2011 0.00
8/2/2011 0.00
8/3/2011 0.00
8/4/2011 0.00
8/5/2011 0.00
8/6/2011 0.00
8/7/2011 0.00
8/8/2011 0.00
8/9/2011 0.00
8/10/2011 0.00
8/11/2011 0.00
8/12/2011 0.00
8/13/2011 0.00
8/14/2011 0.00
8/15/2011 0.00
8/16/2011 0.00
8/17/2011 0.00
8/18/2011 0.00
8/19/2011 0.00
8/20/2011 0.00
8/21/2011 0.00
8/22/2011 0.00
8/23/2011 0.00
8/24/2011 0.00
8/25/2011 0.00
8/26/2011 0.00
8/27/2011 0.00
8/28/2011 0.00
8/29/2011 0.00
8/30/2011 0.00
8/31/2011 0.00
9/1/2011 0.00
9/2/2011 0.00
9/3/2011 0.00
9/4/2011 0.00
9/5/2011 0.00
9/6/2011 0.00
9/7/2011 0.00
9/8/2011 0.00
9/9/2011 0.00
9/10/2011 0.00
9/11/2011 0.00
9/12/2011 0.00
9/13/2011 0.00
9/14/2011 0.00
9/15/2011 0.00
9/16/2011 0.00
9/17/2011 0.00
9/18/2011 0.00
9/19/2011 0.00
9/20/2011 0.00
9/21/2011 0.00
9/22/2011 0.00
9/23/2011 0.00
9/24/2011 0.00
9/25/2011 0.00
9/26/2011 0.02
9/27/2011 0.00
9/28/2011 0.00
9/29/2011 0.00
9/30/2011 0.00



Observation Date Observation Time Precipitation Snowfall Snowfall SWE Snow Depth Snow SWE Notes
10/1/2010 7:00 AM 0.00 0.0 M M M
10/2/2010 7:00 AM 0.00 0.0 M M M
10/3/2010 7:00 AM 0.00 0.0 M M M
10/4/2010 7:00 AM 0.00 0.0 M M M
10/5/2010 7:00 AM 0.00 0.0 M M M
10/6/2010 7:00 AM 0.00 0.0 M M M
10/7/2010 7:00 AM 0.00 0.0 M M M
10/8/2010 7:00 AM 0.00 0.0 M M M
10/9/2010 7:00 AM 0.00 0.0 M M M
10/10/2010 7:00 AM 0.00 0.0 M M M
10/11/2010 7:00 AM 0.00 0.0 M M M
10/12/2010 7:00 AM 0.00 0.0 M M M
10/13/2010 7:00 AM 0.00 0.0 M M M
10/14/2010 7:00 AM 0.00 0.0 M M M
10/15/2010 7:00 AM 0.00 0.0 M M M
10/16/2010 7:00 AM 0.00 0.0 M M M
10/17/2010 7:00 AM 0.00 0.0 M M M
10/18/2010 7:00 AM 0.06 M M M M Steady light rain 17 Oct. Present weather overcast, calm, cool.
10/19/2010 7:00 AM 0.00 0.0 M M M
10/20/2010 7:00 AM 0.00 0.0 M M M
10/21/2010 7:00 AM 0.04 M M M M Thin rain (trace) starting ~16:00 20 Oct; remainder of accumulation occurred after 22:00. Overcast all day, cool, very light breeze.
10/22/2010 7:00 AM 0.00 0.0 M M M
10/23/2010 7:00 AM 0.01 M M M M Overcast, very light wind. Not raining at the observation time, but recommenced soon after (tomorrow's report).
10/24/2010 9:35 AM 0.25 M M M M Rain accum 23 Oct: 0.02" by 15:00, 0.06 by 21:00; 0.10 by 23:15. Raining steadily and windy at 09:35 24 Oct; will report that accumulation tomorrow.
10/25/2010 7:00 AM 0.77 M M M M Rain, heavy at times, on Sunday. SW wind
10/26/2010 7:00 AM 0.00 0.0 M M M
10/27/2010 7:00 AM 0.00 0.0 M M M
10/28/2010 7:00 AM 0.01 M M M M Rain began 19:00 on 27 Oct. Presently partly cloudy, calm.
10/29/2010 7:00 AM 0.01 M M M M Damp pavement and droplets on the car. Uncharacteristic breeze from the north, fast moving low cumulus and stratus.
10/30/2010 7:00 AM 0.05 M M M M Rain started late evening of 29 Oct. Presently overcast, calm.
10/31/2010 7:00 AM 0.02 M M M M Not much, but more than a trace.
11/1/2010 7:00 AM 0.00 0.0 M M M Present weather clear, cold, calm. 31 Oct was clear, warm.
11/2/2010 7:00 AM 0.00 0.0 M M M
11/3/2010 7:00 AM 0.00 0.0 M M M
11/4/2010 7:00 AM 0.00 0.0 M M M
11/5/2010 7:00 AM 0.00 0.0 M M M
11/6/2010 7:00 AM 0.00 0.0 M M M
11/7/2010 9:00 AM 0.42 M M M M Overcast, few drips at observation time, but mostly stopped. SW breeze. Additional obs: 0.01" new accum at 10:50. Times are in PST, back from PDT.
11/8/2010 7:00 AM 0.15 M M M M Clear, calm, cold (approx. 41 F). Yesterday's rain a series of squalls. 7 Nov observations: 0 at 9:00 PST. 0.01" at 12:00, misting; 0.05 at 13:30, partly cloudy; 0.14" by 17:00, overcast.
11/9/2010 7:00 AM 0.00 0.0 M M M
11/10/2010 7:00 AM 0.01 M M M M Brief showers in the afternoon. Presently clear, very cool, calm.
11/11/2010 7:00 AM 0.00 0.0 M M M
11/12/2010 7:00 AM 0.00 0.0 M M M
11/13/2010 7:00 AM 0.00 0.0 M M M
11/14/2010 7:00 AM 0.00 0.0 M M M
11/15/2010 7:00 AM 0.00 0.0 M M M
11/16/2010 7:00 AM 0.00 0.0 M M M Cool, calm, clear. Some dew.
11/17/2010 7:00 AM 0.00 0.0 M M M
11/18/2010 7:00 AM 0.00 0.0 M M M
11/19/2010 7:00 AM 0.00 0.0 M M M Overcast, calm, cold. Awaiting the storm.
11/20/2010 7:00 AM 0.57 M M M M Rain started in afternoon. Accum. 18:30, 0.10"; 20:00, 0.20"; 22:00, 0.41"; 23:45, 0.52 very light rain.
11/21/2010 7:00 AM 0.75 M M M M 20 Nov 08:30 weather clear, cold. 14:00 accum 0.02"; 17:00, 0.03"; 17:45, 0.20", beginning of intense rain, some hail and lightning, removed funnel to catch hail; 23:00, 0.75" sky mostly clear.
11/22/2010 7:00 AM 0.00 0.0 M M M
11/23/2010 7:00 AM 0.06 M M M M Presently overcast, misting.
11/24/2010 7:00 AM 0.02 M M M M Leftovers of yesterday's misting end of the storm. Frost this morning. Clear, calm.
11/25/2010 7:00 AM 0.00 0.0 M M M
11/26/2010 7:00 AM 0.00 0.0 M M M
11/27/2010 7:00 AM 0.00 0.0 M M M
11/28/2010 7:00 AM 0.11 M M M M 27 Nov 2010 Accum. of 0.01" by 11:30. Intense rain around 11:45-12:00 noon. Accum. 0.11" by 12:30.
11/29/2010 7:00 AM 0.00 0.0 M M M
11/30/2010 7:00 AM 0.00 0.0 M M M
12/1/2010 7:00 AM 0.00 0.0 M M M
12/2/2010 7:00 AM 0.00 0.0 M M M Overcast. Cold, but little or no frost.
12/3/2010 7:00 AM 0.24 M M M M Presently overcast, cold without frost, calm. Accumulation 2 Dec: 18:00 0.04", 19:00 0.06", 22:00 0.11", all raining steadily.
12/4/2010 7:00 AM 0.01 M M M M This may be accumulation of dew or dregs from previous emptying, but I think it's "real" precip.
12/5/2010 8:00 AM 0.11 M M M M Unsettled weather. Rain coming in squalls.
12/6/2010 7:00 AM 0.42 M M M M Rain came in squalls 5 Dec 2010, sometimes intense. Weather presently windy from SW, cool (mid-40s?), light drizzle, overcast. Accum at 22:00 5 Dec was 0.32".
12/7/2010 7:00 AM 0.01 M M M M May be just "trace".
12/8/2010 7:00 AM 0.10 M M M M Raining at 7:00; been raining for a while. Overcast, calm, cool.
12/9/2010 7:00 AM 0.38 M M M M Raining lightly. 0.28" by 16:00 8 Dec 2010. Cool, calm.
12/10/2010 7:00 AM T M M M M Overcast, misty droplets, cool, calm
12/11/2010 7:00 AM 0.00 0.0 M M M
12/12/2010 7:00 AM 0.00 0.0 M M M
12/13/2010 7:00 AM 0.00 0.0 M M M Thin overcast, but no rain.
12/14/2010 7:00 AM 0.05 M M M M Started raining approx. 6:00. Not raining at 7:00. Breeze, cool.
12/15/2010 7:00 AM 0.13 M M M M Thin overcast, cold but not frosty.
12/16/2010 7:00 AM 0.00 0.0 M M M
12/17/2010 7:00 AM 0.08 M M M M Raining lightly. Overcast, cold, calm. Rain began after midnight.
12/18/2010 7:00 AM 0.91 M M M M Actual obs time was 11:00, but it hadn't rained between 7 and 11. Overcast, cool. Accumulations 17 Dec: 17:30 0.31" not raining 20:00 0.45 raining 21:00 0.50 light drizzle, moon through clouds 23:00 0.55 24:00 0.60 light rain, breeze
12/19/2010 9:20 AM 1.17 M M M M Currently drizzling. 18 Dec 10 obs: 14:00 0.01 started to rain 15:00 0.01 not raining 17:00 0.01 drizzling 17:30 0.05 raining 19:00 0.19 drizzling 20:00 0.23 misting 22:00 0.23 thin clouds
12/20/2010 7:00 AM 0.20 M M M M Currently overcast, one strong gust of wind. 19 Dec 10 notes: 10:00 0.03" Drizzle, then brief hard rain. 11:15 0.05 Not raining 14:20 Short, intense rain, hail, wind; removed funnel to catch hail. 17:00 clearing; moon visible, calm 22:00 partly cloudy, calm. 20 Dec 10 07:00 chilly, roads wet. must have rained an additional 0.15" since 22:00.
12/21/2010 7:00 AM 0.34 M M M M Currently overcast, cold, calm. Accumulation by 19:30 20 Dec 10 was 0.31". Patches of clearing that night allowed glimpses of lunar eclipse before light rain resumed 23:30.
12/22/2010 7:00 AM 0.48 M M M M Currently lightly raining, calm, cold; though it appears to have been raining steadily since a few drops started approx 20:00. Rain in earnest started approx. 21dec10 21:00. Accumulations were: 21dec10 21:45 0.02" 21dec10 22:30 0.06 22dec10 00:45 0.26
12/23/2010 7:00 AM 0.01 M M M M Currently calm, overcast, foggy, cold. Overcast 22dec10, clearing in the evening to cloudless moonlit night before 23:00.
12/24/2010 7:00 AM 0.00 0.0 M M M Cold, moderate fog, calm. Lots of dew, but no actual rain.
12/25/2010 9:00 AM 0.01 M M M M Overcast, cold, calm. Thin fog and very light rain falling. Accumulation partly dew and condensed fog. Merry Christmas!!
12/26/2010 7:00 AM 0.52 M M M M Currently partly cloudy, light breeze, cool-cold. Left registered location as rain began 11:00 25 Dec. Rain had stopped well before return 23:00 25 Dec.
12/27/2010 7:00 AM 0.01 M M M M Went out previous night and felt tiny droplets, more a "falling mist" than rain. Barely 0.01". Cool, light breeze, partly cloudy.
12/28/2010 7:00 AM 0.00 0.0 M M M
12/29/2010 7:00 AM 0.40 M M M M "Falling mist" in early morning 28dec10. Accumul. 14:00 0.05", 15:00 0.07", 17:00 0.09, 20:45 0.21, 22:30 0.33 Windy, 23:30 0.35 Windy. Currently broken thin stratus, calm, cold.
12/30/2010 7:00 AM 0.00 0.0 M M M Clear, calm, frosty. Crescent moon and brilliant Venus.
12/31/2010 7:00 AM 0.00 0.0 M M M
1/1/2011 11:00 AM 0.38 M M M M Note later obs time. Rain began at midnight (Outside cheering in the New Year). Additional rain probably accumulated btwn 07:00 usual obs time and 11:00 actual obs time. Overcast, calm, very cool.
1/2/2011 9:30 AM 0.55 M M M M Note later observation time than standard 07:00 time. Currently raining. Accum 0.01" by 21:00 last night, started raining seriously around 22:00. Occasional small gusts, but generally calm. Cold.
1/3/2011 7:00 AM 0.41 M M M M Occasional clouds. Cold, Calm. Note that total is for accumulation starting later than usual reporting time. Accumulation 16:30 0.22"; Raining hard 17:10; 19:00 0.41 very thin rain. 20:00 rain stopped.
1/4/2011 7:00 AM 0.00 0.0 M M M A few scattered clouds, otherwise sparklingly clear. Frosty. Calm.
1/5/2011 7:00 AM 0.00 0.0 M M M A few isolated stratus clouds. Frosty. Calm. Still damp.
1/6/2011 7:00 AM 0.00 0.0 M M M Foggy, cold, calm. Ground wet from condensation, but it hasn't been raining.
1/7/2011 7:00 AM 0.00 0.0 M M M Cold (high 30s F), calm, overcast, thin fog at ground level.
1/8/2011 7:00 AM 0.00 0.0 M M M Still overcast. Calm, cool.
1/9/2011 7:00 AM 0.00 0.0 M M M
1/10/2011 7:00 AM 0.00 0.0 M M M Clear overhead, a few scattered stratus and cirrus clouds. Calm, frosty
1/11/2011 7:00 AM 0.00 0.0 M M M Overcast, cold but no frost, breath of breeze. No rain yet.
1/12/2011 7:00 AM T M M M M Partly cloudy. Damp pavement. Light rain from 5:00 to 6:00 previous nigth.
1/13/2011 7:00 AM T M M M M Overcast, pavement damp in spots, light rain just starting.
1/14/2011 7:00 AM 0.10 M M M M
1/15/2011 7:00 AM 0.00 0.0 M M M
1/16/2011 7:00 AM 0.01 M M M M Foggy, small droplets have been falling since middle of the night. Calm, cold but not frigid.
1/17/2011 7:00 AM 0.00 0.0 M M M
1/18/2011 7:00 AM 0.00 0.0 M M M Foggy; some dew condensation, but no actual rain. Cold, but not frosty. Calm
1/19/2011 7:00 AM 0.00 0.0 M M M Cloudy/high fog. Calm, cold. Some dew, but the ground was wet only in spots.
1/20/2011 7:00 AM 0.00 0.0 M M M Cold, dewy, but no visible frost. Scattered cirrus. Calm after breeze yesterday.
1/21/2011 7:00 AM 0.00 0.0 M M M
1/22/2011 7:00 AM 0.00 0.0 M M M
1/23/2011 7:00 AM 0.00 0.0 M M M
1/24/2011 7:00 AM 0.00 0.0 M M M
1/25/2011 7:00 AM 0.00 0.0 M M M Foggy and cold, but no rain.
1/26/2011 7:00 AM 0.00 0.0 M M M
1/27/2011 7:00 AM 0.00 0.0 M M M Foggy, cold, calm. Condensation dripping from trees, but no actual rain.
1/28/2011 7:00 AM 0.00 0.0 M M M
1/29/2011 7:00 AM 0.02 M M M M This accumulation was hardly discernible as "rain"; it's been a dreary fog that happens to condense on everything. I'm ready for this storm to come in and clear things out.
1/30/2011 7:00 AM 0.37 M M M M Cloudy, almost no breeze, cold. Misty rain began about 16:00 29 Jan, accumulation 0.06" by 21:00.
1/31/2011 7:00 AM 0.05 M M M M Misty rain ended around 11:00. Cold, very little breeze
2/1/2011 7:00 AM 0.00 0.0 M M M Clear!!! Frosty roofs; some dew last night, calm.
2/2/2011 7:00 AM 0.00 0.0 M M M Cloudlessly clear, light breeze, dry, no dew or frost, but cold.
2/3/2011 7:00 AM 0.00 0.0 M M M
2/4/2011 7:00 AM 0.00 0.0 M M M
2/5/2011 7:00 AM 0.00 0.0 M M M
2/6/2011 7:00 AM 0.00 0.0 M M M
2/7/2011 7:00 AM 0.00 0.0 M M M
2/8/2011 7:00 AM 0.00 0.0 M M M
2/9/2011 7:00 AM 0.00 0.0 M M M
2/10/2011 7:00 AM 0.00 0.0 M M M Cold, a little frost on roofs, cloudlessly clear. Calm after two days of wind from N.
2/11/2011 7:00 AM 0.00 0.0 M M M
2/12/2011 7:00 AM 0.00 0.0 M M M
2/13/2011 7:00 AM 0.00 0.0 M M M
2/14/2011 7:00 AM 0.02 M M M M Very light rain. Pavement just wet, rain spouts just starting to drip. Light breeze. Cool; low 40s F.
2/15/2011 7:00 AM 0.03 M M M M Well, this has been an anticlimactic storm. Accumul 0.01" by 18:00 14 Feb, additional 0.02" between then and reporting time. Partly cloudy, cool though not cold. Breath of breeze.
2/16/2011 7:00 AM 0.44 M M M M Rain started (light) around 18:00, accum only 0.01" by 21:00, 0.03" by 23:00. Began raining heavily around midnight with wind. Currently partly cloudy, cool, calm.
2/17/2011 7:00 AM 0.24 M M M M Presently raining, light breeze. 0.03" accumulation by 18:00 yesterday, scattered clouds in evening (near-full moon!).
2/18/2011 7:00 AM 0.53 M M M M Periods of heavy rain 17 Feb. Accum 0.50" by 18:00, periods of evening clear sky. Overcast. Cold.
2/19/2011 7:00 AM 0.69 M M M M
2/20/2011 7:00 AM 0.03 M M M M This is approximate- accumulated on top of yesteday's
2/21/2011 7:00 AM 0.00 0.0 M M M Overcast, but dry
2/22/2011 7:00 AM 0.00 0.0 M M M
2/23/2011 7:00 AM 0.00 0.0 M M M Foggy. Breath of breeze. Cold
2/24/2011 7:00 AM 0.00 0.0 M M M Overcast, calm, cold but not frosty.
2/25/2011 7:00 AM 1.16 M M M M Hard rain and wind, cold but not (yet?) snowing. Accumulation 0.35" by 18:00, 0.50" by 22:00, 1.16" by 07:00.
2/26/2011 7:00 AM 0.21 M M M M Intense rain in early morning of 25 Feb, clearing to partly cloudy by noon. Cold. Almost clear by evening.
3/3/2011 7:00 AM 0.01 M M M M Cold, calm, clear.
3/4/2011 7:00 AM 0.00 0.0 M M M Cool, clear, calm. Some dew, but no real precip. Getting ready for this weekend's storm.
3/5/2011 7:00 AM 0.00 0.0 M M M
3/6/2011 10:00 AM 0.59 M M M M Calm, overcast, very thin rain.
3/7/2011 7:00 AM 0.21 M M M M Thin overcast, cold, calm.
3/8/2011 7:00 AM 0.01 M M M M Calm, cool, thin overcast, patchy fog in lowlands. Thin rain started 19:30.
3/9/2011 7:00 AM 0.00 0.0 M M M
3/10/2011 7:00 AM 0.00 0.0 M M M Thin 90% overcast, slight breeze, cool. Rain forecast, but nothing yet.
3/11/2011 7:00 AM 0.00 0.0 M M M Clear. Frost. Calm
3/12/2011 7:00 AM 0.00 0.0 M M M
3/13/2011 7:00 AM 0.00 0.0 M M M
3/14/2011 7:00 AM 0.35 M M M M Overcast, cold, calm. Presently not raining. Rain began 15:00, intermittent. Brief strong rain 17:00. Accum. 0.07" by 19:00. Brief strong rain 22:00 and 23:00. Accum 0.16" by 23:20.
3/15/2011 7:00 AM 0.05 M M M M Overcast, very little breeze, just stopped strong raining. (later entry 8:40; intense rain).
3/16/2011 7:00 AM 0.49 M M M M Thin overcast, cool, calm. Rain accumulation 0.44 as of 21:00.
3/17/2011 7:00 AM 0.00 0.0 M M M Thin haze, frosty, calm.
3/18/2011 7:00 AM 0.01 M M M M A scant 0.01", though more than "trace". Overcast, pavement damp, cool, very little breeze.
3/19/2011 7:00 AM 0.69 M M M M
3/20/2011 9:00 AM 1.23 M M M M Heavy rain and wind last night. Small tree branches blown down. Overcast, intermittent rain, cold. Small areas of ponding water on soil.
3/21/2011 7:00 AM 0.29 M M M M Partly cloudy. Light breeze. Cold. Periods of intense rain and some hail 20 March. Expected more rain to result. This accumulation is from later obs time yesterday.
3/22/2011 7:00 AM 0.00 0.0 M M M Overcast. Cold, Calm. 21 March was partly cloudy, cool. Nice chance to dry out.
3/23/2011 7:00 AM 0.37 M M M M Light breeze, cool. Total was accumulated in open "outer" CoCoRaHS collector and poured into inner measurement tube: 0.35" + 0.02" of "drips"
3/24/2011 7:00 AM 0.17 M M M M Gusty wind. Cool (low 50s F)
3/25/2011 7:00 AM 1.32 M M M M Present conditions: Few clouds, calm, cool. 24 Mar: Light rain a.m., periods of intense rain and wind after noon. Clearing by 17:00.
3/26/2011 9:00 AM 0.32 M M M M Note later observation time. Raining between 07:00 and 09:00. Periods of heavy rain 25 Mar, and moderate winds.
3/27/2011 7:00 AM 0.25 M M M M Mostly cloudy, light breeze, cool. No rain since 26 Mar afternoon(!). Wet, wet wet! Looking forward to a few days of drier weather.
3/28/2011 7:00 AM 0.00 0.0 M M M Clear, Calm, a few frosty roofs. Strange to see the waning moon in a cloudless sky. Patches of low fog along the horizon. Ponding in some fields.
3/29/2011 7:00 AM 0.00 0.0 M M M Partly cloudy, calm, cool but not very cold.
3/30/2011 7:00 AM 0.00 0.0 M M M Partly cloudy, mildly cool, light breeze. Nice! Still see puddles in farm fields.
3/31/2011 7:00 AM 0.00 0.0 M M M Clear, calm, pleasantly cool.
4/1/2011 7:00 AM 0.00 0.0 M M M Thin partly cloudy, stratus and cirrus. Calm, cool.
4/2/2011 7:00 AM 0.00 0.0 M M M
4/3/2011 7:00 AM 0.00 0.0 M M M
4/4/2011 7:00 AM 0.00 0.0 M M M Very few cirrus clouds. Calm, cool.
4/5/2011 7:00 AM 0.00 0.0 M M M Few cirrus clouds, calm, cool.
4/6/2011 7:00 AM 0.00 0.0 M M M Clear, calm, very cool.
4/7/2011 7:00 AM 0.00 0.0 M M M Scattered clouds, calm, very cool. Showers had been predicted, but didn't happen.
4/8/2011 7:00 AM 0.00 0.0 M M M Clear, calm. Frost!
4/9/2011 7:00 AM 0.00 0.0 M M M
4/10/2011 7:00 AM 0.00 0.0 M M M
4/11/2011 7:00 AM 0.00 0.0 M M M Calm. Cool. Cirrus overcast
4/12/2011 7:00 AM 0.00 0.0 M M M Clear, cool, calm. A nice day!
4/13/2011 7:00 AM 0.00 0.0 M M M
4/14/2011 7:00 AM 0.00 0.0 M M M Cool, calm, hazy thin cirrus.
4/15/2011 7:00 AM 0.00 0.0 M M M Cool, calm, high overcast 90%.
4/16/2011 7:00 AM 0.00 0.0 M M M
4/17/2011 7:00 AM 0.00 0.0 M M M
4/18/2011 7:00 AM 0.01 M M M M 90% overcast cumulus and stratus. Calm, though breezy 17 Apr. Cool but not cold. Pavement not visibly wet, but 0.01" in gage and droplets on car windows. Not raining at 07:00.
4/19/2011 7:00 AM T M M M M A few thin clouds on the horizon. Sprinkle morning of 18 April 11. Cool, calm.
4/20/2011 7:00 AM 0.00 0.0 M M M Looks like rain, dark overcast, but nothing yet. Breezy, cool.
4/21/2011 7:00 AM 0.04 M M M M Rain in the middle of the night (~1:00?) woke me with loud drips in the rain spout outside my bedroom. At 07:00, sparklingly clear, cool, calm.
4/22/2011 7:00 AM 0.00 0.0 M M M
4/23/2011 7:00 AM 0.00 0.0 M M M
4/24/2011 7:00 AM T M M M M My wife said it was sprinkling when she went shopping for hot cross buns.
4/25/2011 7:00 AM 0.02 M M M M Presently misting. Breath of breeze.
4/26/2011 7:00 AM T M M M M It was drizzling when I emptied the gauge 25 April. Presently clear, cool, calm.
4/27/2011 7:00 AM 0.00 0.0 M M M Clear, calm, cool.
4/28/2011 7:00 AM 0.00 0.0 M M M Very thin stratus, calm, cool.
4/29/2011 7:00 AM 0.00 0.0 M M M Clear, cold, breezy.
5/1/2011 7:00 AM 0.00 0.0 M M M
5/2/2011 7:00 AM 0.00 0.0 M M M
5/3/2011 7:00 AM 0.00 0.0 M M M
5/4/2011 7:00 AM 0.00 0.0 M M M Clear, moderate breeze, pleasantly cool.
5/5/2011 7:00 AM 0.00 0.0 M M M
5/6/2011 7:00 AM 0.00 0.0 M M M Clear, light breeze, cool mornings but warm by afternoon.
5/7/2011 7:00 AM 0.00 0.0 M M M
5/8/2011 7:00 AM T M M M M A Short sprinkle 19:30-20:00 7 May, did not produced any accumulation in rain gage. Partly cloudy, oool, breezy.
5/9/2011 7:00 AM 0.00 0.0 M M M
5/10/2011 7:00 AM 0.00 0.0 M M M Clear, Calm, Cool.
5/11/2011 7:00 AM 0.00 0.0 M M M Cool, light breeze, partly cloudy strato-cumulus.
5/12/2011 7:00 AM 0.00 0.0 M M M
5/13/2011 7:00 AM 0.00 0.0 M M M Calm, cloudless, cool.
5/14/2011 4:00 PM T M M M M Was ill in bed in the a.m., so didn't check until afternoon. No rain in the gage, though wife and daughter said the pavement had been wet that morning. "T" is uncertain. Partly cloudy, cool, breezy.
5/15/2011 8:00 AM 0.04 M M M M Not raining at obs time, but rain resumed soon after. Breezy, unsettled weather.
5/16/2011 7:00 AM 0.14 M M M M Presently 75% overcast, stratus and cumulus. Rain and hail squall 11:30 am -12, 3 mm hail.
5/17/2011 7:00 AM 0.26 M M M M Presently overcast, light breeze, cold. Steady rain after 17:00 16may.
5/18/2011 7:00 AM 0.38 M M M M Presently 90% overcast, calm, cold. It rained several times yesterday.
5/19/2011 7:00 AM 0.00 0.0 M M M Clear, cool, breath of breeze. Yesterday clearing with cumulus.
5/20/2011 7:00 AM 0.00 0.0 M M M
5/21/2011 7:00 AM 0.00 0.0 M M M
5/22/2011 7:00 AM 0.00 0.0 M M M
5/23/2011 7:00 AM 0.00 0.0 M M M Thin overcast. Calm, cool.
5/24/2011 7:00 AM 0.00 0.0 M M M
5/25/2011 7:00 AM 0.00 0.0 M M M Overcast, but no rain yet. Calm, cool.
5/26/2011 7:00 AM 0.20 M M M M Steady heavy rain between 10am and 2 pm, very light breeze. Currently high overcast 75%, stratus. Light breeze.
5/27/2011 7:00 AM 0.00 0.0 M M M
5/28/2011 7:00 AM 0.00 0.0 M M M
5/29/2011 7:00 AM 0.10 M M M M
5/30/2011 7:00 AM 0.00 0.0 M M M
5/31/2011 7:00 AM 0.00 0.0 M M M
6/1/2011 7:00 AM 0.01 M M M M Rain was very patchy on 31 May. At work in W Sac, it rained steadily for at least an hour. My wife said it rained twice at the registered location (home). Presently few scattered cloud. A beautiful fresh morning.
6/2/2011 7:00 AM 0.40 M M M M Wow! So much for a dry Mediterranean climate! My wife said there were several cloudbursts during mid-day. Clear morning, clear evening. Presently cloudless, calm.
6/3/2011 7:00 AM 0.00 0.0 M M M
6/4/2011 8:30 AM 0.25 M M M M Raining at observation time (note departure from usual 07:00 obs time!). 0.01" of rain 3 June 17:15-18:00, then no rain until after midnight. Cool. light breeze.
6/5/2011 8:30 AM 0.31 M M M M Overcast, light breeze, cool. Probably rained a little between 07:00 MY USUAL OBS TIME and 08:30, so part of this accumulation would normally count for tomorrow. On 4 June: 08:30 0"; 10:30 0.1"; 13:00 0.15"; 16:00 0.16"; clearing by 18:00, then clouds returned.
6/6/2011 7:00 AM 0.04 M M M M 0.60" total for this storm since it began 17:15 Friday 3 June. Partly cloudy; breeze from south, cool. Mild thunderstorm with large raindrops starting 16:00 ended by 16:30; accumulation only ~0.01".
6/7/2011 7:00 AM 0.00 0.0 M M M
6/8/2011 7:00 AM 0.00 0.0 M M M
6/9/2011 7:00 AM 0.00 0.0 M M M
6/10/2011 7:00 AM 0.00 0.0 M M M
6/11/2011 7:00 AM 0.00 0.0 M M M
6/12/2011 7:00 AM 0.00 0.0 M M M
6/13/2011 7:00 AM 0.00 0.0 M M M
6/14/2011 7:00 AM 0.00 0.0 M M M
6/15/2011 7:00 AM 0.00 0.0 M M M
6/16/2011 7:00 AM 0.00 0.0 M M M
6/17/2011 7:00 AM 0.00 0.0 M M M Recording zeroes using Monthly Zeroes for the previous week based on nearby stations showing zero, but I was out on vacation and thus these are "extrapolated" values.
6/18/2011 7:00 AM 0.00 0.0 M M M
6/19/2011 7:00 AM 0.00 0.0 M M M
6/20/2011 7:00 AM 0.00 0.0 M M M
6/21/2011 7:00 AM 0.00 0.0 M M M
6/22/2011 7:00 AM 0.00 0.0 M M M
6/23/2011 7:00 AM 0.00 0.0 M M M
6/24/2011 7:00 AM 0.00 0.0 M M M
6/25/2011 7:00 AM 0.00 0.0 M M M
6/26/2011 7:00 AM 0.00 0.0 M M M
6/27/2011 7:00 AM 0.00 0.0 M M M
6/28/2011 7:00 AM 0.00 0.0 M M M No rain...yet. Cool, very slight breeze, high thin overcast of stratus and cirrus.
6/29/2011 7:00 AM 0.99 M M M M Periods of heavy rain starting approx. noon. 0.88" at 17:30 with plenty of water flowing in gutters, 0.96 at 19:30 raining lightly. Thin clouds by 23:00. Presently almost cloudless, calm, cool.
6/30/2011 7:00 AM 0.00 0.0 M M M Clear, calm, cool. Still a few puddles from the rainstorm.
7/1/2011 7:00 AM 0.00 0.0 M M M Cloudless, calm, cool. Wish it would stay this way, but know it will get hazy and hot soon.
7/2/2011 7:00 AM 0.00 0.0 M M M
7/3/2011 7:00 AM 0.00 0.0 M M M
7/4/2011 7:00 AM 0.00 0.0 M M M
7/5/2011 7:00 AM 0.00 0.0 M M M
7/6/2011 7:00 AM 0.00 0.0 M M M
7/7/2011 7:00 AM 0.00 0.0 M M M Cloudless, except for a few thin stratus clouds on horizon. Slight haze. Calm. Cool (presently; afternoons have been HOT, though with a little breeze the last couple of days).
7/8/2011 7:00 AM 0.00 0.0 M M M
7/9/2011 7:00 AM 0.00 0.0 M M M
7/10/2011 7:00 AM 0.00 0.0 M M M
7/11/2011 7:00 AM 0.00 0.0 M M M
7/12/2011 7:00 AM 0.00 0.0 M M M Unseasonably cool (60s F), clear except for scattered clouds along the horizon. Calm.
7/13/2011 7:00 AM 0.00 0.0 M M M
7/14/2011 7:00 AM 0.00 0.0 M M M Pleasantly cool days, even a little dew on the car roof this morning. Light breeze. Broken fog-clouds in downtown Sacramento on the way to work.
7/15/2011 7:00 AM 0.00 0.0 M M M Still unseasonably cool
7/16/2011 7:00 AM 0.00 0.0 M M M
7/17/2011 7:00 AM 0.00 0.0 M M M
7/18/2011 7:00 AM 0.00 0.0 M M M
7/19/2011 7:00 AM 0.00 0.0 M M M
7/20/2011 7:00 AM 0.00 0.0 M M M
7/21/2011 7:00 AM 0.00 0.0 M M M
7/22/2011 7:00 AM 0.00 0.0 M M M
7/23/2011 7:00 AM 0.00 0.0 M M M
7/24/2011 7:00 AM 0.00 0.0 M M M
7/25/2011 7:00 AM 0.00 0.0 M M M
7/26/2011 7:00 AM 0.00 0.0 M M M
7/27/2011 7:00 AM 0.00 0.0 M M M
7/28/2011 7:00 AM 0.00 0.0 M M M
7/29/2011 7:00 AM 0.00 0.0 M M M
7/30/2011 7:00 AM 0.00 0.0 M M M
7/31/2011 7:00 AM 0.00 0.0 M M M
8/1/2011 7:00 AM 0.00 0.0 M M M
8/2/2011 7:00 AM 0.00 0.0 M M M
8/3/2011 7:00 AM 0.00 0.0 M M M
8/4/2011 7:00 AM 0.00 0.0 M M M
8/5/2011 7:00 AM 0.00 0.0 M M M
8/6/2011 7:00 AM 0.00 0.0 M M M
8/7/2011 7:00 AM 0.00 0.0 M M M
8/8/2011 7:00 AM 0.00 0.0 M M M
8/9/2011 7:00 AM 0.00 0.0 M M M
8/10/2011 7:00 AM 0.00 0.0 M M M
8/11/2011 7:00 AM 0.00 0.0 M M M
8/12/2011 7:00 AM 0.00 0.0 M M M
8/13/2011 7:00 AM 0.00 0.0 M M M
8/14/2011 7:00 AM 0.00 0.0 M M M
8/15/2011 7:00 AM 0.00 0.0 M M M
8/16/2011 7:00 AM 0.00 0.0 M M M
8/17/2011 7:00 AM 0.00 0.0 M M M
8/18/2011 7:00 AM 0.00 0.0 M M M
8/19/2011 7:00 AM 0.00 0.0 M M M
8/20/2011 7:00 AM 0.00 0.0 M M M
8/21/2011 7:00 AM 0.00 0.0 M M M
8/22/2011 7:00 AM 0.00 0.0 M M M
8/23/2011 7:00 AM 0.00 0.0 M M M
8/24/2011 7:00 AM 0.00 0.0 M M M
8/25/2011 7:00 AM 0.00 0.0 M M M
8/26/2011 7:00 AM 0.00 0.0 M M M
8/27/2011 7:00 AM 0.00 0.0 M M M
8/28/2011 7:00 AM 0.00 0.0 M M M
8/29/2011 7:00 AM 0.00 0.0 M M M
8/30/2011 7:00 AM 0.00 0.0 M M M
8/31/2011 7:00 AM 0.00 0.0 M M M
9/1/2011 7:00 AM 0.00 0.0 M M M
9/2/2011 7:00 AM 0.00 0.0 M M M
9/3/2011 7:00 AM 0.00 0.0 M M M
9/4/2011 7:00 AM 0.00 0.0 M M M
9/5/2011 7:00 AM 0.00 0.0 M M M
9/6/2011 7:00 AM 0.00 0.0 M M M
9/7/2011 7:00 AM 0.00 0.0 M M M
9/8/2011 7:00 AM 0.00 0.0 M M M
9/9/2011 7:00 AM 0.00 0.0 M M M
9/10/2011 7:00 AM 0.00 0.0 M M M
9/11/2011 7:00 AM 0.00 0.0 M M M
9/12/2011 7:00 AM 0.00 0.0 M M M
9/13/2011 7:00 AM 0.00 0.0 M M M
9/14/2011 7:00 AM 0.00 0.0 M M M
9/15/2011 7:00 AM 0.00 0.0 M M M
9/16/2011 7:00 AM 0.00 0.0 M M M
9/17/2011 7:00 AM 0.00 0.0 M M M
9/18/2011 7:00 AM 0.00 0.0 M M M
9/19/2011 7:00 AM 0.00 0.0 M M M
9/20/2011 7:00 AM 0.00 0.0 M M M
9/21/2011 7:00 AM 0.00 0.0 M M M
9/22/2011 7:00 AM 0.00 0.0 M M M
9/23/2011 7:00 AM 0.00 0.0 M M M
9/24/2011 7:00 AM 0.00 0.0 M M M
9/25/2011 7:00 AM 0.00 0.0 M M M
9/26/2011 7:00 AM 0.02 M M M M First rain for months, a week before the official beginning of the new Water Year. Started very gradually, thought it was just a sprinkle, but eventually strong enough to wet the ground and require accommodation.
9/27/2011 7:00 AM 0.00 0.0 M M M
9/28/2011 7:00 AM 0.00 0.0 M M M
9/29/2011 7:00 AM 0.00 0.0 M M M
9/30/2011 7:00 AM 0.00 0.0 M M M



Start Date End Date & Time Duration in Days Precipitation Snow Depth Snow Depth SWE Notes
2/27/2011 3/02/2011 6:00 PM 4 0.33 0.0 0.00 Nearby gauges (YL1,2,6,7) all recorded zero on 2/27 and 2/28; and most (90%) of their precip on 3/1 with a little (10%) on 3/2. YL-6 was anomalously low on 3/1/11. Weather has been cold.



Observation Date Observation Time Notes Largest Stone Size Average Stone Size Smallest Stone Size Stone Consistency Duration Minutes Durration Accuracy Damage Timing More Rain than Hail Hail Started Largest Hail Started Angle of Impact Number of Stones on Pad Distance Between Stones on Pad Depth of Stones on Ground