Station Overview Station Location
Station Number CA-CC-31 Latitude 37.8911
Station Name Walnut Creek 2.3 WSW Longitude -122.0811
County Contra Costa Elevation (ft) 252



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 19 1.25 0.00 31 0.00 31 0.00 0 0 0 0 0.0 0 0
Nov 19 2.87 1.11 30 1.11 30 0.00 0 0 3 4 0.0 0 0
Dec 19 4.33 6.10 31 6.10 31 0.00 0 0 28 1 0.0 0 0
Jan 20 4.82 1.92 30 1.92 30 0.00 0 0 21 5 0.0 0 0
Feb 20 4.71 0.02 29 0.02 29 0.00 0 0 2 0 0.0 0 0
March 20 3.43 1.92 30 1.92 30 0.00 0 0 12 2 0.0 0 0
April 20 1.39 1.41 30 1.41 30 0.00 0 0 3 1 0.0 0 0
May 20 0.83 1.46 31 1.46 31 0.00 0 0 9 0 0.0 0 0
June 20 0.15 0.00 30 0.00 30 0.00 0 0 0 0 0.0 0 0
July 20 0.02 0.00 31 0.00 31 0.00 0 0 0 0 0.0 0 0
Aug 20 0.06 0.06 31 0.06 31 0.00 0 0 2 0 0.0 0 0
Sept 20 0.17 0.00 30 0.00 30 0.00 0 0 0 0 0.0 0 0
Water Year Totals: 24.03" 14.00" 364 days 14.00" 364 0.00" 0 days 0 80 days 13 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
10/1/2019 0.00
10/2/2019 0.00
10/3/2019 0.00
10/4/2019 0.00
10/5/2019 0.00
10/6/2019 0.00
10/7/2019 0.00
10/8/2019 0.00
10/9/2019 0.00
10/10/2019 0.00
10/11/2019 0.00
10/12/2019 0.00
10/13/2019 0.00
10/14/2019 0.00
10/15/2019 0.00
10/16/2019 0.00
10/17/2019 0.00
10/18/2019 0.00
10/19/2019 0.00
10/20/2019 0.00
10/21/2019 0.00
10/22/2019 0.00
10/23/2019 0.00
10/24/2019 0.00
10/25/2019 0.00
10/26/2019 0.00
10/27/2019 0.00
10/28/2019 0.00
10/29/2019 0.00
10/30/2019 0.00
10/31/2019 0.00
11/1/2019 0.00
11/2/2019 0.00
11/3/2019 0.00
11/4/2019 0.00
11/5/2019 0.00
11/6/2019 0.00
11/7/2019 0.00
11/8/2019 0.00
11/9/2019 0.00
11/10/2019 0.00
11/11/2019 0.00
11/12/2019 0.00
11/13/2019 0.00
11/14/2019 0.00
11/15/2019 T
11/16/2019 T
11/17/2019 T
11/18/2019 0.00
11/19/2019 0.00
11/20/2019 0.00
11/21/2019 0.00
11/22/2019 0.00
11/23/2019 0.00
11/24/2019 0.00
11/25/2019 0.00
11/26/2019 0.00
11/27/2019 0.85
11/28/2019 0.16
11/29/2019 T
11/30/2019 0.10
12/1/2019 0.25
12/2/2019 0.86
12/3/2019 0.31
12/4/2019 0.15
12/5/2019 0.19
12/6/2019 0.01
12/7/2019 0.35
12/8/2019 1.58
12/9/2019 0.06
12/10/2019 0.01
12/11/2019 0.27
12/12/2019 0.05
12/13/2019 0.02
12/14/2019 0.06
12/15/2019 0.03
12/16/2019 0.01
12/17/2019 0.02
12/18/2019 0.13
12/19/2019 0.30
12/20/2019 0.03
12/21/2019 0.01
12/22/2019 0.12
12/23/2019 0.38
12/24/2019 0.02
12/25/2019 0.03
12/26/2019 0.39
12/27/2019 T
12/28/2019 0.00
12/29/2019 0.00
12/30/2019 0.45
12/31/2019 0.01
Day of YearDaily PrcpMultiday Prcp
1/1/2020 0.00
1/2/2020 0.01
1/3/2020 T
1/4/2020 0.02
1/5/2020 0.01
1/6/2020 0.01
1/7/2020 0.00
1/8/2020 0.05
1/9/2020 0.19
1/10/2020 0.06
1/11/2020 0.04
1/12/2020
1/13/2020 0.03
1/14/2020 0.12
1/15/2020 0.02
1/16/2020 0.01
1/17/2020 1.00
1/18/2020 0.02
1/19/2020 0.00
1/20/2020 0.00
1/21/2020 T
1/22/2020 0.06
1/23/2020 0.01
1/24/2020 0.01
1/25/2020 T
1/26/2020 0.18
1/27/2020 0.03
1/28/2020 T
1/29/2020 0.03
1/30/2020 0.01
1/31/2020 T
2/1/2020 0.01
2/2/2020 0.01
2/3/2020 0.00
2/4/2020 0.00
2/5/2020 0.00
2/6/2020 0.00
2/7/2020 0.00
2/8/2020 0.00
2/9/2020 0.00
2/10/2020 0.00
2/11/2020 0.00
2/12/2020 0.00
2/13/2020 0.00
2/14/2020 0.00
2/15/2020 0.00
2/16/2020 0.00
2/17/2020 0.00
2/18/2020 0.00
2/19/2020 0.00
2/20/2020 0.00
2/21/2020 0.00
2/22/2020 0.00
2/23/2020 0.00
2/24/2020 0.00
2/25/2020 0.00
2/26/2020 0.00
2/27/2020 0.00
2/28/2020 0.00
2/29/2020 0.00
3/1/2020
3/2/2020 0.00
3/3/2020 0.00
3/4/2020 0.00
3/5/2020 0.00
3/6/2020 0.00
3/7/2020 0.00
3/8/2020 0.10
3/9/2020 0.00
3/10/2020 0.00
3/11/2020 0.00
3/12/2020 0.00
3/13/2020 0.00
3/14/2020 0.00
3/15/2020 0.72
3/16/2020 0.60
3/17/2020 0.10
3/18/2020 0.01
3/19/2020 0.05
3/20/2020 0.01
3/21/2020 0.00
3/22/2020 0.00
3/23/2020 T
3/24/2020 0.00
3/25/2020 0.22
3/26/2020 0.02
3/27/2020 T
3/28/2020 0.01
3/29/2020 0.07
3/30/2020 0.01
3/31/2020 0.00
Day of YearDaily PrcpMultiday Prcp
4/1/2020 0.00
4/2/2020 0.00
4/3/2020 0.00
4/4/2020 0.00
4/5/2020 0.38
4/6/2020 0.76
4/7/2020 0.27
4/8/2020 T
4/9/2020 0.00
4/10/2020 0.00
4/11/2020 0.00
4/12/2020 0.00
4/13/2020 0.00
4/14/2020 0.00
4/15/2020 0.00
4/16/2020 0.00
4/17/2020 0.00
4/18/2020 0.00
4/19/2020 0.00
4/20/2020 0.00
4/21/2020 0.00
4/22/2020 0.00
4/23/2020 0.00
4/24/2020 0.00
4/25/2020 0.00
4/26/2020 0.00
4/27/2020 0.00
4/28/2020 0.00
4/29/2020 0.00
4/30/2020 0.00
5/1/2020 0.00
5/2/2020 0.00
5/3/2020 0.00
5/4/2020 0.00
5/5/2020 0.00
5/6/2020 0.00
5/7/2020 0.00
5/8/2020 0.00
5/9/2020 0.00
5/10/2020 0.00
5/11/2020 0.00
5/12/2020 0.42
5/13/2020 0.03
5/14/2020 0.02
5/15/2020 0.01
5/16/2020 0.00
5/17/2020 0.05
5/18/2020 0.27
5/19/2020 0.07
5/20/2020 0.00
5/21/2020 0.00
5/22/2020 0.00
5/23/2020 0.00
5/24/2020 0.00
5/25/2020 0.00
5/26/2020 0.00
5/27/2020 0.00
5/28/2020 0.00
5/29/2020 0.00
5/30/2020 0.04
5/31/2020 0.55
6/1/2020 0.00
6/2/2020 0.00
6/3/2020 0.00
6/4/2020 0.00
6/5/2020 0.00
6/6/2020 0.00
6/7/2020 0.00
6/8/2020 0.00
6/9/2020 0.00
6/10/2020 0.00
6/11/2020 0.00
6/12/2020 0.00
6/13/2020 0.00
6/14/2020 0.00
6/15/2020 0.00
6/16/2020 0.00
6/17/2020 0.00
6/18/2020 0.00
6/19/2020 0.00
6/20/2020 0.00
6/21/2020 0.00
6/22/2020 0.00
6/23/2020 0.00
6/24/2020 0.00
6/25/2020 0.00
6/26/2020 0.00
6/27/2020 0.00
6/28/2020 0.00
6/29/2020 0.00
6/30/2020 0.00
Day of YearDaily PrcpMultiday Prcp
7/1/2020 0.00
7/2/2020 0.00
7/3/2020 0.00
7/4/2020 0.00
7/5/2020 0.00
7/6/2020 0.00
7/7/2020 0.00
7/8/2020 0.00
7/9/2020 0.00
7/10/2020 0.00
7/11/2020 0.00
7/12/2020 0.00
7/13/2020 0.00
7/14/2020 0.00
7/15/2020 0.00
7/16/2020 0.00
7/17/2020 0.00
7/18/2020 0.00
7/19/2020 0.00
7/20/2020 0.00
7/21/2020 0.00
7/22/2020 0.00
7/23/2020 0.00
7/24/2020 0.00
7/25/2020 0.00
7/26/2020 0.00
7/27/2020 0.00
7/28/2020 0.00
7/29/2020 0.00
7/30/2020 0.00
7/31/2020 0.00
8/1/2020 0.00
8/2/2020 0.00
8/3/2020 0.00
8/4/2020 0.00
8/5/2020 0.00
8/6/2020 0.00
8/7/2020 0.00
8/8/2020 0.00
8/9/2020 0.00
8/10/2020 0.00
8/11/2020 0.00
8/12/2020 0.00
8/13/2020 0.00
8/14/2020 0.00
8/15/2020 0.00
8/16/2020 0.01
8/17/2020 0.05
8/18/2020 0.00
8/19/2020 0.00
8/20/2020 0.00
8/21/2020 0.00
8/22/2020 0.00
8/23/2020 0.00
8/24/2020 0.00
8/25/2020 0.00
8/26/2020 0.00
8/27/2020 0.00
8/28/2020 0.00
8/29/2020 0.00
8/30/2020 0.00
8/31/2020 0.00
9/1/2020 0.00
9/2/2020 0.00
9/3/2020 0.00
9/4/2020 0.00
9/5/2020 0.00
9/6/2020 0.00
9/7/2020 0.00
9/8/2020 0.00
9/9/2020 0.00
9/10/2020 0.00
9/11/2020 0.00
9/12/2020 0.00
9/13/2020 0.00
9/14/2020 0.00
9/15/2020 0.00
9/16/2020 0.00
9/17/2020 0.00
9/18/2020 0.00
9/19/2020 0.00
9/20/2020 0.00
9/21/2020 0.00
9/22/2020 0.00
9/23/2020 0.00
9/24/2020 0.00
9/25/2020 0.00
9/26/2020 0.00
9/27/2020 0.00
9/28/2020 0.00
9/29/2020 0.00
9/30/2020 0.00



Observation Date Observation Time Precipitation Snowfall Snowfall SWE Snow Depth Snow SWE Notes
10/1/2019 4:21 AM 0.00 0.0 M M M
10/2/2019 4:16 AM 0.00 0.0 M M M
10/3/2019 6:26 AM 0.00 0.0 M M M
10/4/2019 6:17 AM 0.00 0.0 M M M
10/5/2019 6:20 AM 0.00 0.0 M M M
10/6/2019 6:23 AM 0.00 0.0 M M M
10/7/2019 4:18 AM 0.00 0.0 M M M
10/8/2019 4:25 AM 0.00 0.0 M M M
10/9/2019 4:20 AM 0.00 0.0 M M M
10/10/2019 6:20 AM 0.00 0.0 M M M
10/11/2019 6:17 AM 0.00 0.0 M M M
10/12/2019 6:23 AM 0.00 0.0 M M M
10/13/2019 6:22 AM 0.00 0.0 M M M
10/14/2019 4:21 AM 0.00 0.0 M M M
10/15/2019 4:16 AM 0.00 0.0 M M M
10/16/2019 4:21 AM 0.00 0.0 M M M
10/17/2019 6:23 AM 0.00 0.0 M M M
10/18/2019 6:21 AM 0.00 0.0 M M M
10/19/2019 5:51 AM 0.00 0.0 M M M
10/20/2019 6:25 PM 0.00 0.0 M M M
10/21/2019 4:12 AM 0.00 0.0 M M M
10/22/2019 4:25 AM 0.00 0.0 M M M
10/23/2019 4:18 AM 0.00 0.0 M M M
10/24/2019 6:11 AM 0.00 0.0 M M M
10/25/2019 6:15 AM 0.00 0.0 M M M
10/26/2019 5:57 AM 0.00 0.0 M M M
10/27/2019 3:55 PM 0.00 0.0 M M M
10/28/2019 4:27 AM 0.00 0.0 M M M
10/29/2019 4:16 AM 0.00 0.0 M M M
10/30/2019 4:21 AM 0.00 0.0 M M M
10/31/2019 6:18 AM 0.00 0.0 M M M
11/1/2019 6:16 AM 0.00 0.0 M M M 32 degrees again this morning and no signs of frost - very low humidity
11/2/2019 6:11 AM 0.00 0.0 M M M
11/3/2019 6:01 AM 0.00 0.0 M M M
11/4/2019 4:19 AM 0.00 0.0 M M M
11/5/2019 4:18 AM 0.00 0.0 M M M
11/6/2019 4:10 AM 0.00 0.0 M M M
11/7/2019 6:18 AM 0.00 0.0 M M M actually a tiny bit of dew this morning
11/8/2019 6:18 AM 0.00 0.0 M M M healthy dew
11/9/2019 6:15 AM 0.00 0.0 M M M
11/10/2019 6:16 AM 0.00 0.0 M M M
11/11/2019 4:16 AM 0.00 0.0 M M M
11/12/2019 4:17 AM 0.00 0.0 M M M
11/13/2019 4:18 AM 0.00 0.0 M M M
11/14/2019 6:14 AM 0.00 0.0 M M M
11/15/2019 6:18 AM T M M M M Intermittent light showers yesterday afternoon between 1 pm and 4:30 pm but nothing showing in the gauge this morning (not even a trace)
11/16/2019 6:23 AM T M M M M after midnight
11/17/2019 6:21 AM T M M M M perhaps due to the heavy dew
11/18/2019 4:19 AM 0.00 0.0 M M M
11/19/2019 4:22 AM 0.00 0.0 M M M
11/20/2019 4:16 AM 0.00 0.0 M M M
11/21/2019 6:23 AM 0.00 0.0 M M M heavy dew but nothing in the gauge
11/22/2019 6:21 AM 0.00 0.0 M M M heavy dew nothing in the gauge
11/23/2019 6:23 AM 0.00 0.0 M M M
11/24/2019 6:23 AM 0.00 0.0 M M M
11/25/2019 4:20 AM 0.00 0.0 M M M
11/26/2019 4:13 AM 0.00 0.0 M M M no frost yet but 33 degrees and still dropping
11/27/2019 4:09 AM 0.85 M M M M
11/28/2019 6:18 AM 0.16 M M M M
11/29/2019 6:15 AM T M M M M 30 degrees and heavy frost everywhere
11/30/2019 6:15 AM 0.10 M M M M
12/1/2019 6:27 AM 0.25 M M M M
12/2/2019 4:18 AM 0.86 M M M M
12/3/2019 4:09 AM 0.31 M M M M
12/4/2019 4:18 AM 0.15 M M M M night guard says it began raining about 12:30 am. Yesterday was full sunshine until the afternoon.
12/5/2019 6:28 AM 0.19 M M M M
12/6/2019 6:21 AM 0.01 M M M M
12/7/2019 6:13 AM 0.35 M M M M
12/8/2019 7:02 AM 1.58 M M M M no rain until 1:20 pm but heavy in late evening
12/9/2019 6:35 AM 0.06 M M M M
12/10/2019 6:36 AM 0.01 M M M M
12/11/2019 4:22 AM 0.27 M M M M 0.26 of this was between 7:30 and 10 pm last night
12/12/2019 4:27 AM 0.05 M M M M
12/13/2019 6:14 AM 0.02 M M M M
12/14/2019 6:20 AM 0.06 M M M M
12/15/2019 6:37 AM 0.03 M M M M
12/16/2019 4:27 AM 0.01 M M M M
12/17/2019 4:18 AM 0.02 M M M M Heavy dew but didn’t expect anything in the gauge. 34 degrees but light frost
12/18/2019 4:16 AM 0.13 M M M M
12/19/2019 4:21 AM 0.30 M M M M
12/20/2019 6:25 AM 0.03 M M M M
12/21/2019 6:21 AM 0.01 M M M M
12/22/2019 6:16 AM 0.12 M M M M
12/23/2019 4:16 AM 0.38 M M M M 32 degrees, very wet but no visible frost (yet)
12/24/2019 4:15 AM 0.02 M M M M
12/25/2019 4:16 AM 0.03 M M M M
12/26/2019 6:32 AM 0.39 M M M M
12/27/2019 6:12 AM T M M M M 30 degrees and heavy frost
12/28/2019 6:11 AM 0.00 0.0 M M M There was almost 0.01 in the gauge but no rain yesterday so I wonder if it could be melted funnel ice from the morning frost? 30 degrees and frost again this morning
12/29/2019 6:09 AM 0.00 0.0 M M M Traces (close to .01) in the gauge are probably due to dew collecting on the funnel and running into the tube. Much warmer today 48 degrees
12/30/2019 4:17 AM 0.45 M M M M
12/31/2019 4:17 AM 0.01 M M M M no obvious rain but sopping with dew; 34 degrees but probably going to freeze before sunrise
1/1/2020 4:30 AM 0.00 0.0 M M M
1/2/2020 6:14 AM 0.01 M M M M very heavy dew
1/3/2020 6:15 AM T M M M M Heavy dew (almost 0.01 in gauge) which has iced over
1/4/2020 6:27 AM 0.02 M M M M very light sprinkles
1/5/2020 5:48 AM 0.01 M M M M residual of yesterday morning sprinkles plus heavy dew not quite freezing this morning (34 degrees)
1/6/2020 4:20 AM 0.01 M M M M Heavy dew that is beginning to freeze (31 degrees
1/7/2020 4:27 AM 0.00 0.0 M M M 30 degrees and frosty
1/8/2020 4:13 AM 0.05 M M M M
1/9/2020 6:12 AM 0.19 M M M M real downpour began just 10 minutes ago
1/10/2020 6:27 AM 0.06 M M M M 31 degrees and lots of frost
1/11/2020 6:12 AM 0.04 M M M M some from yesterday morning (?ice melting from cone), dry day but sprinkles in late evening
1/13/2020 4:12 AM 0.03 M M M M
1/14/2020 4:13 AM 0.12 M M M M
1/15/2020 4:14 AM 0.02 M M M M rain from yesterday morning; this morning is frosty 31 degrees
1/16/2020 5:13 AM 0.01 M M M M
1/17/2020 6:18 AM 1.00 M M M M 0.78" at 12:30 pm when it stopped raining; another 0.22" overnight. 32 degrees and frosty at 6:18 am
1/18/2020 6:13 AM 0.02 M M M M 34 degrees; very light frost
1/19/2020 6:17 AM 0.00 0.0 M M M and no frost (36 degrees)
1/20/2020 4:25 AM 0.00 0.0 M M M
1/21/2020 4:26 AM T M M M M light sprinkles yesterday early afternoon and heavy dew this morning
1/22/2020 4:30 AM 0.06 M M M M
1/23/2020 6:22 AM 0.01 M M M M
1/24/2020 6:13 AM 0.01 M M M M
1/25/2020 6:22 AM T M M M M despite sprinkles yesterday evening, only a Trace showsin the gauge this morning
1/26/2020 6:03 AM 0.18 M M M M
1/27/2020 4:17 AM 0.03 M M M M
1/28/2020 4:04 AM T M M M M
1/29/2020 4:16 AM 0.03 M M M M
1/30/2020 6:07 AM 0.01 M M M M
1/31/2020 6:18 AM T M M M M
2/1/2020 6:12 AM 0.01 M M M M heavy mizzle
2/2/2020 6:24 AM 0.01 M M M M
2/3/2020 4:15 AM 0.00 0.0 M M M light frost 31 degrees
2/4/2020 4:16 AM 0.00 0.0 M M M 28 degrees and frosty
2/5/2020 4:30 AM 0.00 0.0 M M M 30 degrees light frost
2/6/2020 6:22 AM 0.00 0.0 M M M 32 degrees very little visible frost
2/7/2020 6:13 AM 0.00 0.0 M M M 32 degrees and very light frost
2/8/2020 6:19 AM 0.00 0.0 M M M
2/9/2020 6:16 AM 0.00 0.0 M M M
2/10/2020 4:17 AM 0.00 0.0 M M M 32 degrees; no visible frost (yet)
2/11/2020 4:21 AM 0.00 0.0 M M M
2/12/2020 4:16 AM 0.00 0.0 M M M
2/13/2020 6:03 AM 0.00 0.0 M M M heavy dew after days of bone dry
2/14/2020 6:18 AM 0.00 0.0 M M M
2/15/2020 6:47 AM 0.00 0.0 M M M
2/16/2020 5:26 AM 0.00 0.0 M M M
2/17/2020 4:26 AM 0.00 0.0 M M M
2/18/2020 4:22 AM 0.00 0.0 M M M
2/19/2020 4:20 AM 0.00 0.0 M M M 33 degrees; frost just forming
2/20/2020 6:17 AM 0.00 0.0 M M M
2/21/2020 6:21 AM 0.00 0.0 M M M
2/22/2020 6:18 AM 0.00 0.0 M M M
2/23/2020 6:08 AM 0.00 0.0 M M M
2/24/2020 4:21 AM 0.00 0.0 M M M
2/25/2020 4:15 AM 0.00 0.0 M M M
2/26/2020 4:18 AM 0.00 0.0 M M M
2/27/2020 6:19 AM 0.00 0.0 M M M
2/28/2020 6:22 AM 0.00 0.0 M M M
2/29/2020 6:18 AM 0.00 0.0 M M M
3/2/2020 4:19 AM 0.00 0.0 M M M
3/3/2020 4:19 AM 0.00 0.0 M M M
3/4/2020 4:20 AM 0.00 0.0 M M M
3/5/2020 6:25 AM 0.00 0.0 M M M
3/6/2020 6:42 AM 0.00 0.0 M M M
3/7/2020 6:03 AM 0.00 0.0 M M M not a drop so far; not even dew this morning
3/8/2020 6:19 AM 0.10 M M M M
3/9/2020 4:21 AM 0.00 0.0 M M M
3/10/2020 4:30 AM 0.00 0.0 M M M
3/11/2020 4:17 AM 0.00 0.0 M M M
3/12/2020 6:14 AM 0.00 0.0 M M M
3/13/2020 6:18 AM 0.00 0.0 M M M
3/14/2020 4:11 AM 0.00 0.0 M M M
3/15/2020 6:14 AM 0.72 M M M M light and intermittent with occassional heavier showers 0.25" by noon; another 0.23" by 10:30 pm and another 0.14 overnight to 6:14 am
3/16/2020 4:11 AM 0.60 M M M M intermittent with rare sunshine all day. 0.26" by 4:30 pm and another 0.34" overnight
3/17/2020 4:16 AM 0.10 M M M M
3/18/2020 4:15 AM 0.01 M M M M from yesterday morning; rest of day was dry
3/19/2020 6:34 AM 0.05 M M M M light sprinkles ~ 5:30 am nothing until late afternoon and evening
3/20/2020 6:19 AM 0.01 M M M M
3/21/2020 4:30 AM 0.00 0.0 M M M
3/22/2020 6:12 AM 0.00 0.0 M M M Heavy dew but nothing in the gauge
3/23/2020 4:16 AM T 0.0 0.00 0.0 0.00 quick shower of a dozen raindrops at about 5:30 pm and heavy dew this morning but not even a trace in the gauge
3/24/2020 4:19 AM 0.00 0.0 M M M
3/25/2020 4:31 AM 0.22 M M M M
3/26/2020 6:15 AM 0.02 M M M M widely scattered showers (7 am and again in early evening) with bright sunshine between; morning frost 32 degrees
3/27/2020 4:23 AM T M M M M 32 degrees; frost just forming on roofs and deck
3/28/2020 6:22 AM 0.01 M M M M started sprinkling about half an hour ago; warm 48 degrees
3/29/2020 6:13 AM 0.07 M M M M
3/30/2020 4:18 AM 0.01 M M M M light evening showers
3/31/2020 4:15 AM 0.00 0.0 M M M
4/1/2020 4:18 AM 0.00 0.0 M M M
4/2/2020 6:25 AM 0.00 0.0 M M M light/melting frost
4/3/2020 4:07 AM 0.00 0.0 M M M
4/4/2020 6:17 AM 0.00 0.0 M M M
4/5/2020 4:11 AM 0.38 M M M M
4/6/2020 4:12 AM 0.76 M M M M
4/7/2020 4:15 AM 0.27 M M M M Not raining any more but wet and cold (33 degrees); no frost (yet)
4/8/2020 4:16 AM T M M M M
4/9/2020 6:12 AM 0.00 0.0 M M M
4/10/2020 4:04 AM 0.00 0.0 M M M
4/11/2020 6:14 AM 0.00 0.0 M M M
4/12/2020 6:12 AM 0.00 0.0 M M M
4/13/2020 4:16 AM 0.00 0.0 M M M
4/14/2020 4:20 AM 0.00 0.0 M M M
4/15/2020 4:13 AM 0.00 0.0 M M M
4/16/2020 6:20 AM 0.00 0.0 M M M
4/17/2020 4:15 AM 0.00 0.0 M M M
4/18/2020 6:27 AM 0.00 0.0 M M M
4/19/2020 6:13 AM 0.00 0.0 M M M
4/20/2020 4:11 AM 0.00 0.0 M M M
4/21/2020 4:28 AM 0.00 0.0 M M M light sprinkles between 5:30 and 6:30 a yesterday but the traces evaporated during the day
4/22/2020 4:17 AM 0.00 0.0 M M M
4/23/2020 6:15 AM 0.00 0.0 M M M
4/24/2020 4:11 AM 0.00 0.0 M M M
4/25/2020 6:17 AM 0.00 0.0 M M M
4/26/2020 6:13 AM 0.00 0.0 M M M
4/27/2020 5:02 AM 0.00 0.0 M M M
4/28/2020 4:14 AM 0.00 0.0 M M M
4/29/2020 4:12 AM 0.00 0.0 M M M
4/30/2020 6:35 AM 0.00 0.0 M M M heavy dew
5/1/2020 4:10 AM 0.00 0.0 M M M
5/2/2020 6:15 AM 0.00 0.0 M M M
5/3/2020 6:09 AM 0.00 0.0 M M M heavy dew but nothing in the gauge
5/4/2020 4:13 AM 0.00 0.0 M M M
5/5/2020 4:14 AM 0.00 0.0 M M M
5/6/2020 4:16 AM 0.00 0.0 M M M
5/7/2020 6:13 AM 0.00 0.0 M M M
5/8/2020 4:16 AM 0.00 0.0 M M M
5/9/2020 6:18 AM 0.00 0.0 M M M
5/10/2020 6:02 AM 0.00 0.0 M M M
5/11/2020 4:10 AM 0.00 0.0 M M M
5/12/2020 4:15 AM 0.42 M M M M
5/13/2020 4:04 AM 0.03 M M M M
5/14/2020 6:17 AM 0.02 M M M M
5/15/2020 4:23 AM 0.01 M M M M
5/16/2020 6:25 AM 0.00 0.0 M M M
5/17/2020 6:10 AM 0.05 M M M M
5/18/2020 6:24 AM 0.27 M M M M
5/19/2020 6:07 AM 0.07 M M M M
5/20/2020 6:23 AM 0.00 0.0 M M M
5/21/2020 6:51 AM 0.00 0.0 M M M
5/22/2020 6:04 AM 0.00 0.0 M M M
5/23/2020 6:32 AM 0.00 0.0 M M M
5/24/2020 6:46 AM 0.00 0.0 M M M
5/25/2020 6:17 AM 0.00 0.0 M M M
5/26/2020 6:13 AM 0.00 0.0 M M M
5/27/2020 6:30 AM 0.00 0.0 M M M
5/28/2020 6:00 AM 0.00 0.0 M M M
5/29/2020 4:16 AM 0.00 0.0 M M M
5/30/2020 6:04 AM 0.04 M M M M one massive crashing roll of thunder at 4:52 am; not raining at 6 am
5/31/2020 6:13 AM 0.55 M M M M Mostly (0.54") from 1:45 to about 2:30 torrents of rain plus hail. Mostly water and tiny hail but some up to 1/4". I have a photo if you want it.
6/1/2020 4:15 AM 0.00 0.0 M M M
6/2/2020 4:58 AM 0.00 0.0 M M M sorry, computer was down but still zero
6/3/2020 4:13 AM 0.00 0.0 M M M
6/4/2020 6:11 AM 0.00 0.0 M M M
6/5/2020 4:22 AM 0.00 0.0 M M M
6/6/2020 6:20 AM 0.00 0.0 M M M
6/7/2020 6:09 AM 0.00 0.0 M M M
6/8/2020 4:15 AM 0.00 0.0 M M M
6/9/2020 4:15 AM 0.00 0.0 M M M
6/10/2020 4:11 AM 0.00 0.0 M M M
6/11/2020 6:22 AM 0.00 0.0 M M M
6/12/2020 4:15 AM 0.00 0.0 M M M
6/13/2020 6:16 AM 0.00 0.0 M M M a few droplets of rain yesterday afternoon but nothing in the gauge.
6/14/2020 6:21 AM 0.00 0.0 M M M
6/15/2020 4:16 AM 0.00 0.0 M M M
6/16/2020 4:16 AM 0.00 0.0 M M M
6/17/2020 4:17 AM 0.00 0.0 M M M
6/18/2020 6:17 AM 0.00 0.0 M M M
6/19/2020 4:10 AM 0.00 0.0 M M M
6/20/2020 6:18 AM 0.00 0.0 M M M
6/21/2020 5:33 AM 0.00 0.0 M M M
6/22/2020 4:09 AM 0.00 0.0 M M M
6/23/2020 5:30 AM 0.00 0.0 M M M
6/24/2020 4:12 AM 0.00 0.0 M M M
6/25/2020 4:15 AM 0.00 0.0 M M M
6/26/2020 4:04 AM 0.00 0.0 M M M
6/27/2020 6:23 AM 0.00 0.0 M M M
6/28/2020 4:13 AM 0.00 0.0 M M M
6/29/2020 4:18 AM 0.00 0.0 M M M
6/30/2020 4:25 AM 0.00 0.0 M M M
7/1/2020 4:11 AM 0.00 0.0 M M M
7/2/2020 4:15 AM 0.00 0.0 M M M
7/3/2020 6:21 AM 0.00 0.0 M M M
7/4/2020 6:12 AM 0.00 0.0 M M M
7/5/2020 7:00 AM 0.00 0.0 M M M
7/6/2020 4:16 AM 0.00 0.0 M M M
7/7/2020 4:16 AM 0.00 0.0 M M M
7/8/2020 4:15 AM 0.00 0.0 M M M
7/9/2020 4:21 AM 0.00 0.0 M M M
7/10/2020 6:01 AM 0.00 0.0 M M M
7/11/2020 5:52 AM 0.00 0.0 M M M
7/12/2020 6:18 AM 0.00 0.0 M M M
7/13/2020 4:13 AM 0.00 0.0 M M M
7/14/2020 4:14 AM 0.00 0.0 M M M
7/15/2020 4:13 AM 0.00 0.0 M M M
7/16/2020 4:14 AM 0.00 0.0 M M M
7/17/2020 6:43 AM 0.00 0.0 M M M
7/18/2020 6:30 AM 0.00 0.0 M M M
7/19/2020 6:13 AM 0.00 0.0 M M M
7/20/2020 4:13 AM 0.00 0.0 M M M
7/21/2020 4:14 AM 0.00 0.0 M M M
7/22/2020 4:18 AM 0.00 0.0 M M M
7/23/2020 4:15 AM 0.00 0.0 M M M
7/24/2020 6:08 AM 0.00 0.0 M M M
7/25/2020 6:15 AM 0.00 0.0 M M M
7/26/2020 6:07 AM 0.00 0.0 M M M
7/27/2020 4:12 AM 0.00 0.0 M M M
7/28/2020 4:15 AM 0.00 0.0 M M M
7/29/2020 4:11 AM 0.00 0.0 M M M
7/30/2020 4:18 AM 0.00 0.0 M M M
7/31/2020 6:13 AM 0.00 0.0 M M M
8/1/2020 6:05 AM 0.00 0.0 M M M
8/2/2020 6:16 AM 0.00 0.0 M M M
8/3/2020 4:22 AM 0.00 0.0 M M M
8/4/2020 4:14 AM 0.00 0.0 M M M
8/5/2020 4:07 AM 0.00 0.0 M M M
8/6/2020 4:13 AM 0.00 0.0 M M M Yesterday morning around dawn (5-6 am) I saw/felt perhaps a dozen raindrops but none hit my rain gauge.
8/7/2020 6:17 AM 0.00 0.0 M M M
8/8/2020 6:16 AM 0.00 0.0 M M M
8/9/2020 6:13 AM 0.00 0.0 M M M
8/10/2020 4:13 AM 0.00 0.0 M M M
8/11/2020 4:32 AM 0.00 0.0 M M M
8/12/2020 4:15 AM 0.00 0.0 M M M
8/13/2020 4:14 AM 0.00 0.0 M M M
8/14/2020 6:46 AM 0.00 0.0 M M M
8/15/2020 6:32 AM 0.00 0.0 M M M Incredibly hot. 74 degrees already. Yesterday was 109 degrees at 1:30 pm
8/16/2020 6:22 AM 0.01 M M M M Huge lightning displays and rolling thunder since about 5:15 about only random raindrops and 0.01" of rain. Very unlike CA but another hot one. It is already 78 degrees and yesterday reached 112!
8/17/2020 6:13 AM 0.05 M M M M Morning thunder, lightening and shower cells (especially from 8 to 9:30 only gave 0.05" of rain but lowered the temp from 80 to 74. by 10:30 back to 80 and hit 110 degrees yesterday afternoon.
8/18/2020 6:16 AM 0.00 0.0 M M M Yesterday was quite overcast but only got to 100 degrees. It's 71 degrees already so probably another hot one
8/19/2020 6:22 AM 0.00 0.0 M M M down to 70 degrees this morning after 110 yesterday afternoon
8/20/2020 6:22 AM 0.00 0.0 M M M after reaching 100 yesterday this morning is down to 61 degrees!
8/21/2020 6:15 AM 0.00 0.0 M M M yesterday only got to 95 degrees and overnight cooled to 60
8/22/2020 6:27 AM 0.00 0.0 M M M Yesterday again made it to 100 degrees; now down to 61
8/23/2020 6:33 AM 0.00 0.0 M M M To 103 degrees yesterday afternoon but cooled to 61 this morning. Still very smoky from the fires
8/24/2020 6:33 AM 0.00 0.0 M M M still terrible smog from the fires. 103 degrees yesterday but only got to 68 overnight
8/25/2020 6:38 AM 0.00 0.0 M M M Heavy smoke. Yesterday to 102 this morning 60 degrees. Felt like a few drops of rain this morning but nothing visible
8/26/2020 6:11 AM 0.00 0.0 M M M Yesterday was heavy with smoke but only got to 90 degrees; this morning is 58 degrees, breathable air and a good breeze
8/27/2020 6:51 AM 0.00 0.0 M M M Heat wave finally broken. Not above 78 degrees yesterday and only 55 this morning with decent air quality and still the breeze from the west
8/28/2020 6:43 AM 0.00 0.0 M M M peaked at 88 yesterday and down to 54 overnight with decent air quality.
8/29/2020 6:38 AM 0.00 0.0 M M M Temp to 90 yesterday and down to 58 overnight; smoke a bit worse this morning.
8/30/2020 6:17 AM 0.00 0.0 M M M
8/31/2020 6:13 AM 0.00 0.0 M M M
9/1/2020 6:33 AM 0.00 0.0 M M M
9/2/2020 6:39 AM 0.00 0.0 M M M
9/3/2020 6:55 AM 0.00 0.0 M M M
9/4/2020 6:48 AM 0.00 0.0 M M M
9/5/2020 6:48 AM 0.00 0.0 M M M
9/6/2020 6:14 AM 0.00 0.0 M M M In for more heat: 106 yesterday and only 66 this morning
9/7/2020 4:09 AM 0.00 0.0 M M M Reached 113 degrees yesterday and still 70 degrees at 4 am
9/8/2020 4:16 AM 0.00 0.0 M M M Reached 114 degrees yesterday and only down to 69 this morning
9/9/2020 4:18 AM 0.00 0.0 M M M High only 95 degrees and down to 68 this morning but air quality was awful.
9/10/2020 4:16 AM 0.00 0.0 M M M Ash falling and all day overcast like an orange twilight! Like an all day solar eclipse. Barely got to 70 and now 57 degrees.
9/11/2020 6:34 AM 0.00 0.0 M M M High smog overcast persisting (less ash fall); high 70 degrees yesterday down to 51 this morning.
9/12/2020 6:26 AM 0.00 0.0 M M M Still very smoggy from smoke. High 85 degrees yesterday; down to 52 this morning
9/13/2020 6:17 AM 0.00 0.0 M M M 95 degrees and very smoggy yesterday and only dropped to 58 this morning.
9/14/2020 4:14 AM 0.00 0.0 M M M Still smoggy; High only 83 degrees; this morning is 58
9/15/2020 4:17 AM 0.00 0.0 M M M still smoggy; high 86 yesterday and to 57 this morning
9/16/2020 4:21 AM 0.00 0.0 M M M slight breeze in am but still poor air quality. High 86 yesterday but only down to 61 this morning
9/17/2020 4:18 AM 0.00 0.0 M M M air much better yesterday; high 91 degrees, low this morning only 60
9/18/2020 6:32 AM 0.00 0.0 M M M Finally, the air was much better yesterday. High 91 degrees low this morning 60.
9/19/2020 6:30 AM 0.00 0.0 M M M
9/20/2020 6:02 AM 0.00 0.0 M M M
9/21/2020 4:18 AM 0.00 0.0 M M M
9/22/2020 4:20 AM 0.00 0.0 M M M
9/23/2020 4:21 AM 0.00 0.0 M M M
9/24/2020 4:22 AM 0.00 0.0 M M M
9/25/2020 6:12 AM 0.00 0.0 M M M
9/26/2020 6:30 AM 0.00 0.0 M M M
9/27/2020 6:16 AM 0.00 0.0 M M M
9/28/2020 4:45 AM 0.00 0.0 M M M
9/29/2020 4:17 AM 0.00 0.0 M M M smog is back and 102 degrees yesterday (~3:30 pm) only down to 61 at present
9/30/2020 4:13 AM 0.00 0.0 M M M slightly less hot and smoggy; high yesterday 98 degrees, low this morning 58 degrees.



Start Date End Date & Time Duration in Days Precipitation Snow Depth Snow Depth SWE Notes



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