Station Overview Station Location
Station Number WA-PR-45 Latitude 47.261775
Station Name Tacoma 1.1 NW Longitude -122.477183
County Pierce Elevation (ft) 338



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 11 3.54 3.15 30 3.15 26 0.00 4 0 17 0 0.0 0 0
Nov 11 6.91 7.21 30 0.68 6 6.53 24 2 3 0 0.0 0 0
Dec 11 5.77 0.39 30 0.28 18 0.11 12 1 6 0 0.0 0 0
Jan 12 5.75 10.76 30 5.88 14 4.88 16 2 13 0 7.9 3 7
Feb 12 4.07 3.68 29 1.85 18 1.83 11 3 12 0 0.0 0 0
March 12 3.96 5.95 31 1.45 11 4.50 20 2 7 0 1.0 1 1
April 12 3.18 6.02 30 2.21 13 3.81 17 2 9 0 0.0 0 0
May 12 2.17 2.65 30 0.10 14 2.55 16 2 1 1 0.0 0 0
June 12 1.85 3.01 30 2.36 18 0.65 12 1 13 0 0.0 0 0
July 12 0.90 1.16 29 0.90 19 0.26 10 1 4 2 0.0 0 0
Aug 12 0.88 0.00 31 0.00 31 0.00 0 0 0 1 0.0 0 0
Sept 12 1.55 0.03 28 0.03 28 0.00 0 0 2 1 0.0 0 0
Water Year Totals: 40.53" 44.01" 358 days 18.89" 216 25.12" 142 days 16 87 days 5 days 8.9" 4 days 8 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
10/1/2011 0.02
10/2/2011 0.03
10/3/2011 0.22
10/4/2011 0.11
10/5/2011 0.10
10/6/2011 0.09
10/7/2011 0.03
10/8/2011 0.11
10/9/2011 0.13
10/10/2011 0.09
10/11/2011 0.65
10/12/2011 0.48
10/13/2011 0.11
10/14/2011 0.01
10/15/2011 0.00
10/16/2011 0.00
10/17/2011 0.00
10/18/2011 0.00
10/19/2011 0.00
10/20/2011 0.00
10/21/2011 0.02
10/22/2011 0.53
10/23/2011 0.42
10/24/2011 0.00
10/25/2011 0.00
10/26/2011 0.00
10/27/2011
10/28/2011 **
10/29/2011 **
10/30/2011 **
10/31/2011 **
11/1/2011 **
11/2/2011 **
11/3/2011 **
11/4/2011 **
11/5/2011 **
11/6/2011 **
11/7/2011 **
11/8/2011 **
11/9/2011 **
11/10/2011 **
11/11/2011 **
11/12/2011 **
11/13/2011 **
11/14/2011 **
11/15/2011 **
11/16/2011 **
11/17/2011 **
11/18/2011 2.64
11/19/2011 0.00
11/20/2011 0.00
11/21/2011 **
11/22/2011 **
11/23/2011 **
11/24/2011 **
11/25/2011 **
11/26/2011 3.89
11/27/2011 0.04
11/28/2011 0.50
11/29/2011 0.00
11/30/2011 0.14
12/1/2011 0.00
12/2/2011 0.00
12/3/2011 0.00
12/4/2011 0.00
12/5/2011 0.00
12/6/2011 0.00
12/7/2011 0.03
12/8/2011 0.00
12/9/2011 0.00
12/10/2011 **
12/11/2011 0.11
12/12/2011 0.00
12/13/2011 0.00
12/14/2011 0.02
12/15/2011 0.03
12/16/2011 0.08
12/17/2011 0.00
12/18/2011 0.09
12/19/2011 0.03
12/20/2011 0.00
12/21/2011
12/22/2011 **
12/23/2011 **
12/24/2011 **
12/25/2011 **
12/26/2011 **
12/27/2011 **
12/28/2011 **
12/29/2011 **
12/30/2011 **
12/31/2011 **
Day of YearDaily PrcpMultiday Prcp
1/1/2012 **
1/2/2012 **
1/3/2012 **
1/4/2012 **
1/5/2012 **
1/6/2012 **
1/7/2012 **
1/8/2012 4.08
1/9/2012 **
1/10/2012 **
1/11/2012 **
1/12/2012 **
1/13/2012 **
1/14/2012 **
1/15/2012 **
1/16/2012 0.80
1/17/2012 0.39
1/18/2012 0.41
1/19/2012 0.57
1/20/2012 0.66
1/21/2012 0.61
1/22/2012 0.08
1/23/2012 0.26
1/24/2012 0.02
1/25/2012 0.87
1/26/2012 0.57
1/27/2012 0.00
1/28/2012
1/29/2012 0.42
1/30/2012 0.98
1/31/2012 0.04
2/1/2012 0.30
2/2/2012 0.18
2/3/2012 0.00
2/4/2012 0.00
2/5/2012 0.00
2/6/2012 0.00
2/7/2012 0.00
2/8/2012 0.13
2/9/2012 0.14
2/10/2012 0.20
2/11/2012 0.14
2/12/2012 0.04
2/13/2012 0.29
2/14/2012 0.14
2/15/2012 **
2/16/2012 **
2/17/2012 0.18
2/18/2012 **
2/19/2012 **
2/20/2012 1.31
2/21/2012 0.05
2/22/2012 0.22
2/23/2012 0.02
2/24/2012 0.00
2/25/2012 **
2/26/2012 **
2/27/2012 0.34
2/28/2012 **
2/29/2012 **
3/1/2012 **
3/2/2012 0.41
3/3/2012 0.09
3/4/2012 0.00
3/5/2012 0.05
3/6/2012 0.43
3/7/2012 0.00
3/8/2012 0.00
3/9/2012 0.00
3/10/2012 **
3/11/2012 **
3/12/2012 **
3/13/2012 **
3/14/2012 **
3/15/2012 **
3/16/2012 **
3/17/2012 **
3/18/2012 4.09
3/19/2012 0.10
3/20/2012 0.14
3/21/2012 0.36
3/22/2012 0.28
3/23/2012 **
3/24/2012 **
3/25/2012 **
3/26/2012 **
3/27/2012 **
3/28/2012 **
3/29/2012 **
3/30/2012 **
3/31/2012 **
Day of YearDaily PrcpMultiday Prcp
4/1/2012 **
4/2/2012 **
4/3/2012 **
4/4/2012 **
4/5/2012 **
4/6/2012 **
4/7/2012 **
4/8/2012 **
4/9/2012 **
4/10/2012 **
4/11/2012 **
4/12/2012 **
4/13/2012 2.94
4/14/2012 0.00
4/15/2012 0.00
4/16/2012 0.39
4/17/2012 0.10
4/18/2012 0.23
4/19/2012 0.03
4/20/2012 **
4/21/2012 **
4/22/2012 **
4/23/2012 0.87
4/24/2012 0.00
4/25/2012 0.07
4/26/2012 0.80
4/27/2012 0.21
4/28/2012 0.05
4/29/2012 0.00
4/30/2012 0.33
5/1/2012 **
5/2/2012 **
5/3/2012 **
5/4/2012 **
5/5/2012 1.01
5/6/2012
5/7/2012 0.00
5/8/2012 0.00
5/9/2012 0.00
5/10/2012 T
5/11/2012 0.00
5/12/2012 0.00
5/13/2012 0.00
5/14/2012 0.00
5/15/2012 0.00
5/16/2012 0.00
5/17/2012 0.00
5/18/2012 0.00
5/19/2012 **
5/20/2012 **
5/21/2012 **
5/22/2012 **
5/23/2012 **
5/24/2012 **
5/25/2012 **
5/26/2012 **
5/27/2012 **
5/28/2012 **
5/29/2012 1.54
5/30/2012 0.00
5/31/2012 0.10
6/1/2012 0.31
6/2/2012 0.25
6/3/2012 0.05
6/4/2012 0.07
6/5/2012 0.41
6/6/2012 0.06
6/7/2012 0.32
6/8/2012 0.44
6/9/2012 0.20
6/10/2012 0.00
6/11/2012 0.00
6/12/2012 0.03
6/13/2012 0.02
6/14/2012 **
6/15/2012 **
6/16/2012 **
6/17/2012 **
6/18/2012 **
6/19/2012 **
6/20/2012 **
6/21/2012 **
6/22/2012 **
6/23/2012 **
6/24/2012 **
6/25/2012 0.65
6/26/2012 0.00
6/27/2012 0.00
6/28/2012 0.00
6/29/2012 0.02
6/30/2012 0.18
Day of YearDaily PrcpMultiday Prcp
7/1/2012 0.02
7/2/2012 0.00
7/3/2012 0.31
7/4/2012 T
7/5/2012 0.00
7/6/2012 0.00
7/7/2012 0.00
7/8/2012 0.00
7/9/2012
7/10/2012 **
7/11/2012 **
7/12/2012 **
7/13/2012 **
7/14/2012 **
7/15/2012 **
7/16/2012 **
7/17/2012 **
7/18/2012 **
7/19/2012 0.26
7/20/2012 0.28
7/21/2012 0.29
7/22/2012 0.00
7/23/2012 T
7/24/2012 0.00
7/25/2012 0.00
7/26/2012 0.00
7/27/2012 0.00
7/28/2012 0.00
7/29/2012 0.00
7/30/2012
7/31/2012 0.00
8/1/2012 0.00
8/2/2012 0.00
8/3/2012 0.00
8/4/2012 0.00
8/5/2012 0.00
8/6/2012 0.00
8/7/2012 0.00
8/8/2012 0.00
8/9/2012 0.00
8/10/2012 0.00
8/11/2012 0.00
8/12/2012 0.00
8/13/2012 0.00
8/14/2012 0.00
8/15/2012 0.00
8/16/2012 0.00
8/17/2012 0.00
8/18/2012 0.00
8/19/2012 0.00
8/20/2012 0.00
8/21/2012 0.00
8/22/2012 0.00
8/23/2012 0.00
8/24/2012 0.00
8/25/2012 0.00
8/26/2012 0.00
8/27/2012 0.00
8/28/2012 0.00
8/29/2012 T
8/30/2012 0.00
8/31/2012 0.00
9/1/2012 0.00
9/2/2012 0.00
9/3/2012 0.00
9/4/2012 0.00
9/5/2012 0.00
9/6/2012 0.00
9/7/2012 0.00
9/8/2012 0.00
9/9/2012 0.00
9/10/2012 0.02
9/11/2012 0.00
9/12/2012 0.00
9/13/2012 0.00
9/14/2012 0.00
9/15/2012 0.00
9/16/2012 0.00
9/17/2012 0.00
9/18/2012 0.00
9/19/2012 0.00
9/20/2012
9/21/2012 0.00
9/22/2012 T
9/23/2012
9/24/2012 0.00
9/25/2012 0.00
9/26/2012 0.00
9/27/2012 0.00
9/28/2012 0.00
9/29/2012 0.01
9/30/2012 0.00



Observation Date Observation Time Precipitation Snowfall Snowfall SWE Snow Depth Snow SWE Notes
10/1/2011 7:00 AM 0.02 M M M M
10/2/2011 7:00 AM 0.03 M M M M Most precip fell as drizzle before 12 noon
10/3/2011 7:00 AM 0.22 M M M M
10/4/2011 7:00 AM 0.11 M M M M
10/5/2011 7:00 AM 0.10 M M M M
10/6/2011 7:00 AM 0.09 M M M M
10/7/2011 6:15 AM 0.03 M M M M
10/8/2011 7:00 AM 0.11 M M M M
10/9/2011 7:00 AM 0.13 M M M M drizzle at time of obs
10/10/2011 7:00 AM 0.09 M M M M
10/11/2011 7:00 AM 0.65 M M M M Largest one day rain fall since May 15th. Now 11 for 11 on days with rain in October. Initial obs of 0.61 at 630am. 0.04 inches more fell between 630 and 7. Rain stopped for now.
10/12/2011 7:00 AM 0.48 M M M M 12 for 12 in October. More days of precip this month so far than July, August and September combined. Nice full moon this AM.
10/13/2011 7:00 AM 0.11 M M M M 13 for 13 so far in October, but streak may end today. Yesterday's forecast was for rain/showers the next several days. Today's forecast is for some AM fog, but looking like sun for the next several days. Gotta love our variable weather!
10/14/2011 7:00 AM 0.01 M M M M
10/15/2011 7:00 AM 0.00 0.0 M M M
10/16/2011 7:00 AM 0.00 0.0 M M M
10/17/2011 7:00 AM 0.00 0.0 M M M Our weekend forecast was a complete bust, featuring fog and low clouds that persisted most of the day, instead of the predicted 60 and sun. Here's hoping today will be better!
10/18/2011 7:00 AM 0.00 0.0 M M M
10/19/2011 7:00 AM 0.00 0.0 M M M last dry day for a while. Rain is supposed to move in this afternoon.
10/20/2011 7:00 AM 0.00 0.0 M M M
10/21/2011 7:00 AM 0.02 M M M M
10/22/2011 7:00 AM 0.53 M M M M light rain at time of obs.
10/23/2011 7:00 AM 0.42 M M M M Drizzle, "pouring drizzle" most of the day. Air was saturated with droplets for a couple hours at a time. But it was mostly fine mist, so not much accumulation considering the duration of the event.
10/24/2011 7:00 AM 0.00 0.0 M M M
10/25/2011 7:00 AM 0.00 0.0 M M M Temps in the 30s here for the first time this fall. frost on the peak of garage roof.
10/26/2011 7:00 AM 0.00 0.0 M M M
11/19/2011 7:00 AM 0.00 0.0 M M M
11/20/2011 7:00 AM 0.00 0.0 M M M heavy frost, temperature 27 F.
11/27/2011 7:00 AM 0.04 M M M M 59 F and very windy.
11/28/2011 6:30 AM 0.50 M M M M
11/29/2011 6:00 AM 0.00 0.0 M M M
11/30/2011 6:30 AM 0.14 M M M M
12/1/2011 7:00 AM 0.00 0.0 M M M
12/2/2011 7:00 AM 0.00 0.0 M M M foggy again this morning. Inversion. Air quality advisory called due to stagnant air mass.
12/3/2011 7:00 AM 0.00 0.0 M M M Dense fog this morning.
12/4/2011 7:00 AM 0.00 0.0 M M M
12/5/2011 6:00 AM 0.00 0.0 M M M Another clear frosty morning. Now going on over a week of clear weather, very unusual for us this time of year. Normally, this period is our stormiest of the year, averaging about 1.7 inches of rain each week.
12/6/2011 7:00 AM 0.00 0.0 M M M Air stagnation advisory remains in effect. Another dry, frosty morning.
12/7/2011 7:00 AM 0.03 M M M M
12/8/2011 6:30 AM 0.00 0.0 M M M
12/9/2011 6:30 AM 0.00 0.0 M M M
12/12/2011 6:30 AM 0.00 0.0 M M M zero precip from 8pm Sunday to 630 am Monday
12/13/2011 7:00 AM 0.00 0.0 M M M
12/14/2011 6:15 AM 0.02 M M M M
12/15/2011 7:00 AM 0.03 M M M M
12/16/2011 7:00 AM 0.08 M M M M Since Thanksgiving, we've been in dry and cold pattern. Have received less than 10% of our normal rainfall (which is about 2 inches a week this time of year), and it's been about 5 degrees Fahrenheit cooler than normal.
12/17/2011 7:00 AM 0.00 0.0 M M M dense fog. Visibility about 100 yards max.
12/18/2011 7:00 AM 0.09 0.0 M M M light drizzle at time of obs.
12/19/2011 7:00 AM 0.03 M M M M
12/20/2011 6:45 AM 0.00 0.0 M M M
1/17/2012 5:45 AM 0.39 M 0.39 2.0 M all precip fell as snow. Moderate snow at time of obs. Hard to measure exact amount of snow, since it melted between show showers
1/18/2012 6:30 AM 0.41 4.7 0.41 5.0 M Heavy snow at time of obs. Some blowing.
1/19/2012 6:00 AM 0.57 3.0 0.57 6.0 M light freezing rain falling at time of obs. Very treacherous just to walk. About 1/4 inch of ice on everything. Temp about 29 F. Note that total of 0.57 inches includes ice/freezing rain.
1/20/2012 6:15 AM 0.66 0.2 M 3.5 M mostly freezing rain, with about 1/4 inch new snow. Drizzle at time of obs
1/21/2012 6:00 AM 0.61 M M 1.5 M
1/22/2012 7:00 AM 0.08 M M 1.0 M
1/23/2012 6:00 AM 0.26 M M 0.5 M snow is an estimate. It is mostly gone from south facing slopes, but still have a couple inches on north facing and shaded slopes.
1/24/2012 5:00 AM 0.02 M M 0.0 M all snow essentially gone. A few patches here and there. Will enter zero in for total.
1/25/2012 7:00 AM 0.87 0.0 M M M
1/26/2012 6:30 AM 0.57 M M M M With this rain from the last 24 hours, we are about even now for the month of January.
1/27/2012 6:30 AM 0.00 0.0 M M M heavy frost
1/29/2012 7:00 AM 0.42 M M M M
1/30/2012 7:00 AM 0.98 M M M M
1/31/2012 6:30 AM 0.04 M M M M
2/1/2012 5:45 AM 0.30 M M M M light rain falling at time of obs.
2/2/2012 6:30 AM 0.18 M M M M
2/3/2012 7:00 AM 0.00 0.0 M M M
2/4/2012 7:00 AM 0.00 0.0 M M M
2/5/2012 7:00 AM 0.00 0.0 M M M
2/6/2012 7:00 AM 0.00 0.0 M M M Another beautiful day on tap. After three weeks of rain, snow and ice, we are loving this break. Knowing, all too soon, March and June are coming.
2/7/2012 6:30 AM 0.00 0.0 M M M looks like one more great day here. The nearly full moon was incredible last night.
2/8/2012 6:30 AM 0.13 M M M M clear overhead, with patchy fog.
2/9/2012 7:00 AM 0.14 M M M M sprinkles falling at time of obs.
2/10/2012 7:00 AM 0.20 M M M M
2/11/2012 7:00 AM 0.14 M M M M
2/12/2012 7:00 AM 0.04 M M M M
2/13/2012 6:30 AM 0.29 M M M M drizzle at time of obs.
2/14/2012 6:45 AM 0.14 M M M M
2/21/2012 5:15 AM 0.05 M M M M drizzle at time of obs. amount collected is from 8pm 2/20 to 5:15am 2/21
2/22/2012 6:30 AM 0.22 M M M M very windy all night.
2/23/2012 6:45 AM 0.02 M M M M
2/24/2012 6:45 AM 0.00 0.0 M M M
3/3/2012 7:30 AM 0.09 M M M M
3/4/2012 7:00 AM 0.00 0.0 M M M
3/5/2012 6:15 AM 0.05 M M M M light rain at time of obs
3/6/2012 6:30 AM 0.43 1.0 0.04 1.0 0.04
3/7/2012 7:00 AM 0.00 0.0 M 0.0 M snow showers occurred just two miles away around 2pm, but nothing fell here. The one inch that fell early on 6 March melted. moderate frost on grass and cars this morning.
3/8/2012 6:30 AM 0.00 0.0 M M M light frost on the grass and cars this morning.
3/9/2012 6:30 AM 0.00 0.0 M M M
3/19/2012 6:30 AM 0.10 M M M M heavy frost. Some snow mixed with rain showers at 3pm.
3/20/2012 6:30 AM 0.14 M M M M very windy, gusty too.
3/21/2012 6:45 AM 0.36 M M M M snow mixed with rain during showers at 4pm
3/22/2012 7:00 AM 0.28 M M M M
4/14/2012 6:30 AM 0.00 0.0 M M M light frost on grass
4/15/2012 7:00 AM 0.00 0.0 M M M
4/16/2012 6:15 AM 0.39 M M M M raining at time of obs
4/17/2012 7:00 AM 0.10 M M M M
4/18/2012 6:00 AM 0.23 M M M M
4/19/2012 6:15 AM 0.03 M M M M
4/24/2012 5:15 AM 0.00 0.0 M M M
4/25/2012 5:15 AM 0.07 M M M M
4/26/2012 6:30 AM 0.80 M M M M light rain falling at time of obs.
4/27/2012 7:00 AM 0.21 M M M M
4/28/2012 6:45 AM 0.05 M M M M
4/29/2012 7:00 AM 0.00 0.0 M M M
4/30/2012 3:45 AM 0.33 M M M M drizzle at time of obs
5/7/2012 5:00 AM 0.00 0.0 M M M beautiful morning, high of 73 expected today.
5/8/2012 6:30 AM 0.00 0.0 M M M
5/9/2012 5:45 AM 0.00 0.0 M M M
5/10/2012 6:15 AM T M M M M This was one of those "you had to be here" to record the trace which fell around 4pm. 1/2 hour later, the pavement was dry.
5/11/2012 6:30 AM 0.00 0.0 M M M Beautiful morning, 44 and clear. Looking at several days of terrific weather: 75-80.
5/12/2012 7:00 AM 0.00 0.0 M M M
5/13/2012 7:00 AM 0.00 0.0 M M M
5/14/2012 6:15 AM 0.00 0.0 M M M Warm morning for us Salish Sea (the proper name for Puget Sound) residents. Almost 60, which is closer to a July morning than May.
5/15/2012 6:00 AM 0.00 0.0 M M M Slight change in weather, marine low clouds coming in now. Will cool things down a bit from the past few days.
5/16/2012 6:30 AM 0.00 0.0 M M M some high stratus and cirro-stratus clouds off to south and west, but sun is out. Cooler, and more normal temps expected today. Yesterday high was 80.
5/17/2012 6:15 AM 0.00 0.0 M M M clouds this morning, but no rain yet.
5/18/2012 6:30 AM 0.00 0.0 M M M
5/30/2012 5:30 AM 0.00 0.0 M M M
5/31/2012 6:00 AM 0.10 M M M M drizzle falling at time of obs.
6/1/2012 6:30 AM 0.31 M M M M heavy drizzle falling at time of obs. Very humid for Puget Sound. Dew point 64. Feels like Virginia, not Tacoma. Weird. It's not supposed to be warm when it rains here.
6/2/2012 7:00 AM 0.25 M M M M
6/3/2012 7:00 AM 0.05 M M M M
6/4/2012 5:45 AM 0.07 M M M M
6/5/2012 6:30 AM 0.41 M M M M
6/6/2012 6:30 AM 0.06 M M M M
6/7/2012 6:45 AM 0.32 M M M M Raining at time of obs. "Ick" is the word for this morning. More like March. Maybe another daily rainfall record today at Seatac? Would be the 2nd this week if so.
6/8/2012 6:30 AM 0.44 M M M M Nine consecutive days of measurable precip. Quite a streak for this time of year. But also lots of sun in between the showers.
6/9/2012 7:00 AM 0.20 M M M M
6/10/2012 6:00 AM 0.00 0.0 M M M First "zero" day this month.
6/11/2012 6:30 AM 0.00 0.0 M M M
6/12/2012 6:30 AM 0.03 M M M M
6/13/2012 5:00 AM 0.02 M M M M
6/26/2012 6:00 AM 0.00 0.0 M M M
6/27/2012 5:30 AM 0.00 0.0 M M M
6/28/2012 7:00 AM 0.00 0.0 M M M
6/29/2012 7:00 AM 0.02 M M M M
6/30/2012 7:00 AM 0.18 M M M M 3.01 inches total for June, which is about twice the average.
7/1/2012 7:00 AM 0.02 M M M M
7/2/2012 6:30 AM 0.00 0.0 M M M
7/3/2012 7:00 AM 0.31 M M M M
7/4/2012 7:00 AM T M M M M The trace was one of those events you had to witness, or you would have missed it. A passing cloud caused drizzle for about 30 seconds, enough to dampen things, then the sun came out, and dried everything up in a few minutes.
7/5/2012 6:45 AM 0.00 0.0 M M M
7/6/2012 7:00 AM 0.00 0.0 M M M Another gorgeous day, we may break 80 for the first time this year on Sunday.
7/7/2012 7:00 AM 0.00 0.0 M M M
7/8/2012 7:00 AM 0.00 0.0 M M M
7/20/2012 6:30 AM 0.28 M M M M several thunderstorms passing through from about 2-6 am. Very odd for us.
7/21/2012 7:00 AM 0.29 M M M M
7/22/2012 7:00 AM 0.00 0.0 M M M
7/23/2012 7:00 AM T M M M M
7/24/2012 6:45 AM 0.00 0.0 M M M
7/25/2012 5:45 AM 0.00 0.0 M M M
7/26/2012 3:15 AM 0.00 0.0 M M M
7/27/2012 7:00 AM 0.00 0.0 M M M
7/28/2012 7:00 AM 0.00 0.0 M M M
7/29/2012 7:00 AM 0.00 0.0 M M M
7/31/2012 7:00 AM 0.00 0.0 M M M
8/1/2012 7:00 AM 0.00 0.0 M M M
8/2/2012 7:00 AM 0.00 0.0 M M M
8/3/2012 7:00 AM 0.00 0.0 M M M
8/4/2012 7:00 AM 0.00 0.0 M M M
8/5/2012 7:00 AM 0.00 0.0 M M M
8/6/2012 7:00 AM 0.00 0.0 M M M
8/7/2012 5:00 AM 0.00 0.0 M M M
8/8/2012 5:45 AM 0.00 0.0 M M M
8/9/2012 5:30 AM 0.00 0.0 M M M
8/10/2012 6:30 AM 0.00 0.0 M M M
8/11/2012 5:30 AM 0.00 0.0 M M M Not a drop of rain so far this month, none in the forecast for the next week.
8/12/2012 7:00 AM 0.00 0.0 M M M
8/13/2012 6:00 AM 0.00 0.0 M M M Last rain measured was a trace on July 23rd. No rain expected this week. Record for this area is about 40 days without rain.
8/14/2012 6:00 AM 0.00 0.0 M M M We expect to get our heat in the Northwest this Thursday and Friday. Temps well into the 90s are forecast for coastal locations. If true, these temps would shatter previous high temp records.
8/15/2012 7:00 AM 0.00 0.0 M M M Excessive heat watch in effect here for 8/16-17. Temps 90-100 expected in western Washington.
8/16/2012 6:00 AM 0.00 0.0 M M M
8/17/2012 7:00 AM 0.00 0.0 M M M
8/18/2012 7:00 AM 0.00 0.0 M M M
8/19/2012 7:00 AM 0.00 0.0 M M M
8/20/2012 5:00 AM 0.00 0.0 M M M No rain yet this month.
8/21/2012 6:30 AM 0.00 0.0 M M M we've now gone 30 days without measurable precipitation.
8/22/2012 6:00 AM 0.00 0.0 M M M about six drops of rain fell around 230pm. Not enough to measure a trace.
8/23/2012 7:00 AM 0.00 0.0 M M M
8/24/2012 7:00 AM 0.00 0.0 M M M
8/25/2012 7:00 AM 0.00 0.0 M M M
8/26/2012 7:00 AM 0.00 0.0 M M M Today makes 35 days without measurable rain.
8/27/2012 7:00 AM 0.00 0.0 M M M
8/28/2012 5:30 AM 0.00 0.0 M M M
8/29/2012 5:00 AM T M M M M First drops of rain since a trace was measured on July 23.
8/30/2012 7:00 AM 0.00 0.0 M M M
8/31/2012 7:00 AM 0.00 0.0 M M M We are on track to have our driest August ever. Officially, Seatac has recorded only a trace of precipitin, which will be entered in the record books as a 0. The previous record was 0.01 inches for August.
9/1/2012 7:00 AM 0.00 0.0 M M M August was driest ever recorded for this area.
9/2/2012 7:00 AM 0.00 0.0 M M M Seattle's all time record is 51 days without rain. That record may fall, as forecast calls for no rain in the next week.
9/3/2012 7:00 AM 0.00 0.0 M M M
9/4/2012 6:30 AM 0.00 0.0 M M M
9/5/2012 7:00 AM 0.00 0.0 M M M 46 days now without measurable precipitation. The record is 51 (at Sea-Tac), which appears to be in doubt, as a cold front that was forecast to come through Sunday with some rain now appears to be weaker and drier that was anticipated earlier.
9/6/2012 4:15 AM 0.00 0.0 M M M
9/7/2012 7:00 AM 0.00 0.0 M M M
9/8/2012 7:00 AM 0.00 0.0 M M M one more dry day. Models are showing that we likely will not break the all time record of 51 dry days, predicting showers Sunday night into Monday.
9/9/2012 7:00 AM 0.00 0.0 M M M
9/10/2012 6:30 AM 0.02 M M M M
9/11/2012 7:00 AM 0.00 0.0 M M M 14 minutes of rain Sunday night was all that prevented us from breaking the all time dryness record here. Without that rain, we likely would have reached 60 days, as no rain is expected for the next several days.
9/12/2012 5:45 AM 0.00 0.0 M M M Northeast wind just started up again as the east sky begins to lighten.
9/13/2012 7:00 AM 0.00 0.0 M M M
9/14/2012 6:45 AM 0.00 0.0 M M M another dry day. Could smell and see the smoke from fires in Eastern Washington yesterday, as strong E and NE winds brought it across the Cascades.
9/15/2012 7:00 AM 0.00 0.0 M M M
9/16/2012 7:00 AM 0.00 0.0 M M M
9/17/2012 7:00 AM 0.00 0.0 M M M
9/18/2012 7:00 AM 0.00 0.0 M M M
9/19/2012 7:00 AM 0.00 0.0 M M M
9/21/2012 7:00 AM 0.00 0.0 M M M
9/22/2012 7:00 AM T M M M M
9/24/2012 7:00 AM 0.00 0.0 M M M
9/25/2012 7:00 AM 0.00 0.0 M M M
9/26/2012 7:00 AM 0.00 0.0 M M M
9/27/2012 7:00 AM 0.00 0.0 M M M
9/28/2012 6:00 AM 0.00 0.0 M M M
9/29/2012 7:00 AM 0.01 M M M M
9/30/2012 6:00 AM 0.00 0.0 M M M



Start Date End Date & Time Duration in Days Precipitation Snow Depth Snow Depth SWE Notes
10/28/2011 11/18/2011 8:00 AM 22 2.64 M M
11/21/2011 11/26/2011 6:00 PM 6 3.89 M M
12/10/2011 12/11/2011 8:45 PM 2 0.11 M M
12/22/2011 1/08/2012 8:30 PM 18 4.08 M M
1/9/2012 1/16/2012 7:00 AM 8 0.80 1.0 M
2/15/2012 2/17/2012 7:00 AM 3 0.18 M M
2/18/2012 2/20/2012 8:00 PM 3 1.31 M M
2/25/2012 2/27/2012 5:45 AM 3 0.34 M M 2/26 snowflakes, no accumulation
2/28/2012 3/02/2012 6:30 AM 4 0.41 M M
3/10/2012 3/18/2012 8:15 AM 9 4.09 M M
3/23/2012 4/13/2012 6:30 AM 22 2.94 M M
4/20/2012 4/23/2012 6:00 AM 4 0.87 M M
5/1/2012 5/05/2012 7:00 AM 5 1.01 M M
5/19/2012 5/29/2012 2:55 PM 11 1.54 M M
6/14/2012 6/25/2012 3:00 PM 12 0.65 M M
7/10/2012 7/19/2012 2:15 PM 10 0.26 M M



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