Station Overview Station Location
Station Number CA-SN-55 Latitude 38.289952
Station Name Sonoma 1.9 E Longitude -122.424944
County Sonoma Elevation (ft) 124



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 12 1.64 1.64 4 1.64 4 0.00 0 0 4 0 0.0 0 0
Nov 12 3.70 6.34 16 5.02 5 1.32 11 1 5 0 0.0 0 0
Dec 12 5.78 9.86 15 9.86 15 0.00 0 0 15 0 0.0 0 0
Jan 13 6.14 0.76 3 0.76 3 0.00 0 0 3 0 0.0 0 0
Feb 13 6.11 0.51 4 0.51 4 0.00 0 0 4 0 0.0 0 0
March 13 4.47 1.26 5 1.26 5 0.00 0 0 5 0 0.0 0 0
April 13 1.88 1.12 5 1.12 5 0.00 0 0 5 0 0.0 0 0
May 13 1.11 0.19 2 0.19 2 0.00 0 0 2 0 0.0 0 0
June 13 0.20 1.17 3 1.17 3 0.00 0 0 3 0 0.0 0 0
July 13 0.01 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
Aug 13 0.09 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
Sept 13 0.23 0.53 3 0.53 3 0.00 0 0 3 0 0.0 0 0
Water Year Totals: 31.36" 23.38" 60 days 22.06" 49 1.32" 11 days 1 49 days 0 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
10/1/2012
10/2/2012
10/3/2012
10/4/2012
10/5/2012
10/6/2012
10/7/2012
10/8/2012
10/9/2012
10/10/2012
10/11/2012
10/12/2012
10/13/2012
10/14/2012
10/15/2012
10/16/2012
10/17/2012
10/18/2012
10/19/2012
10/20/2012
10/21/2012
10/22/2012 1.33
10/23/2012 0.17
10/24/2012 0.07
10/25/2012 0.07
10/26/2012
10/27/2012
10/28/2012
10/29/2012
10/30/2012
10/31/2012
11/1/2012 0.83
11/2/2012
11/3/2012
11/4/2012
11/5/2012
11/6/2012
11/7/2012
11/8/2012
11/9/2012 0.17
11/10/2012
11/11/2012
11/12/2012
11/13/2012
11/14/2012
11/15/2012
11/16/2012
11/17/2012 1.29
11/18/2012 0.35
11/19/2012 **
11/20/2012 **
11/21/2012 **
11/22/2012 **
11/23/2012 **
11/24/2012 **
11/25/2012 **
11/26/2012 **
11/27/2012 **
11/28/2012 **
11/29/2012 1.32
11/30/2012 2.38
12/1/2012 0.81
12/2/2012 1.48
12/3/2012 0.23
12/4/2012
12/5/2012 0.80
12/6/2012 0.07
12/7/2012
12/8/2012
12/9/2012
12/10/2012
12/11/2012
12/12/2012 0.10
12/13/2012
12/14/2012
12/15/2012
12/16/2012 0.29
12/17/2012 0.35
12/18/2012 0.05
12/19/2012
12/20/2012
12/21/2012 0.23
12/22/2012 1.95
12/23/2012 0.93
12/24/2012 1.15
12/25/2012
12/26/2012 1.39
12/27/2012
12/28/2012
12/29/2012 0.03
12/30/2012
12/31/2012
Day of YearDaily PrcpMultiday Prcp
1/1/2013
1/2/2013
1/3/2013
1/4/2013
1/5/2013
1/6/2013 0.44
1/7/2013
1/8/2013
1/9/2013
1/10/2013 0.04
1/11/2013
1/12/2013
1/13/2013
1/14/2013
1/15/2013
1/16/2013
1/17/2013
1/18/2013
1/19/2013
1/20/2013
1/21/2013
1/22/2013
1/23/2013 0.28
1/24/2013
1/25/2013
1/26/2013
1/27/2013
1/28/2013
1/29/2013
1/30/2013
1/31/2013
2/1/2013
2/2/2013
2/3/2013
2/4/2013
2/5/2013
2/6/2013
2/7/2013 0.12
2/8/2013 0.05
2/9/2013
2/10/2013
2/11/2013
2/12/2013
2/13/2013
2/14/2013
2/15/2013
2/16/2013
2/17/2013
2/18/2013
2/19/2013 0.18
2/20/2013 0.16
2/21/2013
2/22/2013
2/23/2013
2/24/2013
2/25/2013
2/26/2013
2/27/2013
2/28/2013
3/1/2013
3/2/2013
3/3/2013
3/4/2013
3/5/2013
3/6/2013 0.38
3/7/2013 0.08
3/8/2013
3/9/2013
3/10/2013
3/11/2013
3/12/2013
3/13/2013
3/14/2013
3/15/2013
3/16/2013
3/17/2013
3/18/2013
3/19/2013
3/20/2013
3/21/2013 0.41
3/22/2013
3/23/2013
3/24/2013
3/25/2013
3/26/2013
3/27/2013
3/28/2013
3/29/2013 0.20
3/30/2013
3/31/2013 0.19
Day of YearDaily PrcpMultiday Prcp
4/1/2013 0.14
4/2/2013 0.04
4/3/2013
4/4/2013 0.64
4/5/2013 0.22
4/6/2013
4/7/2013
4/8/2013 0.08
4/9/2013
4/10/2013
4/11/2013
4/12/2013
4/13/2013
4/14/2013
4/15/2013
4/16/2013
4/17/2013
4/18/2013
4/19/2013
4/20/2013
4/21/2013
4/22/2013
4/23/2013
4/24/2013
4/25/2013
4/26/2013
4/27/2013
4/28/2013
4/29/2013
4/30/2013
5/1/2013
5/2/2013
5/3/2013
5/4/2013
5/5/2013
5/6/2013
5/7/2013 0.07
5/8/2013
5/9/2013
5/10/2013
5/11/2013
5/12/2013
5/13/2013
5/14/2013
5/15/2013
5/16/2013
5/17/2013
5/18/2013
5/19/2013
5/20/2013
5/21/2013
5/22/2013
5/23/2013
5/24/2013
5/25/2013
5/26/2013
5/27/2013
5/28/2013 0.12
5/29/2013
5/30/2013
5/31/2013
6/1/2013
6/2/2013
6/3/2013
6/4/2013
6/5/2013
6/6/2013
6/7/2013
6/8/2013
6/9/2013
6/10/2013 0.01
6/11/2013
6/12/2013
6/13/2013
6/14/2013
6/15/2013
6/16/2013
6/17/2013
6/18/2013
6/19/2013
6/20/2013
6/21/2013
6/22/2013
6/23/2013
6/24/2013
6/25/2013 0.50
6/26/2013 0.66
6/27/2013
6/28/2013
6/29/2013
6/30/2013
Day of YearDaily PrcpMultiday Prcp
7/1/2013
7/2/2013
7/3/2013
7/4/2013
7/5/2013
7/6/2013
7/7/2013
7/8/2013
7/9/2013
7/10/2013
7/11/2013
7/12/2013
7/13/2013
7/14/2013
7/15/2013
7/16/2013
7/17/2013
7/18/2013
7/19/2013
7/20/2013
7/21/2013
7/22/2013
7/23/2013
7/24/2013
7/25/2013
7/26/2013
7/27/2013
7/28/2013
7/29/2013
7/30/2013
7/31/2013
8/1/2013
8/2/2013
8/3/2013
8/4/2013
8/5/2013
8/6/2013
8/7/2013
8/8/2013
8/9/2013
8/10/2013
8/11/2013
8/12/2013
8/13/2013
8/14/2013
8/15/2013
8/16/2013
8/17/2013
8/18/2013
8/19/2013
8/20/2013
8/21/2013
8/22/2013
8/23/2013
8/24/2013
8/25/2013
8/26/2013
8/27/2013
8/28/2013
8/29/2013
8/30/2013
8/31/2013
9/1/2013
9/2/2013
9/3/2013
9/4/2013
9/5/2013
9/6/2013
9/7/2013
9/8/2013
9/9/2013
9/10/2013
9/11/2013
9/12/2013
9/13/2013
9/14/2013
9/15/2013
9/16/2013
9/17/2013
9/18/2013
9/19/2013
9/20/2013
9/21/2013 0.04
9/22/2013 0.44
9/23/2013
9/24/2013
9/25/2013
9/26/2013
9/27/2013
9/28/2013
9/29/2013
9/30/2013 0.05



Observation Date Observation Time Precipitation Snowfall Snowfall SWE Snow Depth Snow SWE Notes
10/22/2012 8:00 AM 1.33 M M M M
10/23/2012 8:00 AM 0.17 M M M M more rain forecast for today...off to a good start... GO GIANTS!!!
10/24/2012 8:00 AM 0.07 M M M M
10/25/2012 8:00 AM 0.07 M M M M warming trend starting today through the weekend......those GIANTS were amazing last night!
11/1/2012 8:00 AM 0.83 M M M M more rain forecast for today....
11/9/2012 8:00 AM 0.17 M M M M
11/17/2012 8:00 AM 1.29 M M M M rain off & on yesterday am & the steady rest of the day up until now....forecast calls for steady rain most of toda...some clearing tomorrow...temps mild, currently 58 degrees......
11/18/2012 8:00 AM 0.35 M M M M should have clearing skys today & some clearing weather patterns next week....I leave tomorrow for 9 days (hawaii) will send accumulated report when I return...
11/30/2012 8:00 AM 2.38 M M M M WOW! Most rain I've recorded in a long time, the usual areas that flood are flooded, but not severe, some trees down & power out in some areas...the majority of my rain fall came after 2 PM yesterday...
12/1/2012 8:00 AM 0.81 M M M M just light sprinkles at this time, supposed kick up tonight with windy conditions & heavy rain til tomorrow...
12/2/2012 8:00 AM 1.48 M M M M looked at my guage about 4:30 PM yesterday & had about .10" so you can see how much we have had since..had sprinkles off & on all day but it kicked up about 7:30 PM last evening...lots of flood warnings as creeks/ rivers are going to over flow....This storm is tropical & came from Hawaii, its been dub "The Pineapple Express"! high winds were also predicted but so far there has been very little wind.......
12/3/2012 8:00 AM 0.23 M M M M rain started taperin off about 10AM yesterday & the sun came out...Sonoma County as a whole did not far too badly, lots of water but the rivers did not over flow, wind was not as bad as predicted, yes we has roads closed, mud slides, power outages, but all in all not too bad...sun is out this morn & not a cloud in the sky...
12/5/2012 8:00 AM 0.80 M M M M nice steady rain, no wind, mild temps
12/6/2012 8:00 AM 0.07 M M M M misty drizzles yesterday.....forecasts call for fair weather over the next several days.....gives a chance to dry out........
12/12/2012 8:00 AM 0.10 M M M M rain off & on through the weekend....not quite as cold as the past several days...
12/16/2012 9:15 AM 0.29 M M M M more rain forecast for next several days....this storm is coming from Alaska so it is very cool.....low 40's to mid 40's.....
12/17/2012 8:00 AM 0.35 M M M M more rain on the way.......
12/18/2012 8:00 AM 0.05 M M M M more rain possible today.......sun is out, bright blue skys but it is cold! frost this AM & forecast says more frost tonight......
12/21/2012 8:00 AM 0.23 M M M M sorry I'm late....steady rain so far, should continue like this through Sunday & then clearing till about the 26th.......
12/22/2012 8:00 AM 1.95 M M M M lots of water...places that flood are flooded & many creeks are rushing...weather is supposed to coninue like this today till Monday.......
12/23/2012 8:15 AM 0.93 M M M M heavy rain & wind forecast for much of today...clearing tomorrow & then more rain Christmas day...
12/24/2012 8:00 AM 1.15 M M M M we have sun today & storm has passed......more rain forecast for tomorrow...flood warnings we in place yestrday for most of Sonoma County....creeks flooded, trees & power lines down, sink holes opened up,a real mess...Golden Gate Bridge, Bay Bridge & San Rafael Bridge were all closed to big rigs because of high winds, SFO had numerouse flight delays/cancellations because of wind/rain....looks like the worst is over....
12/26/2012 8:00 AM 1.39 M M M M the inches are racking up! it finally stopped about 2 or 3 AM this morning...more on the way.......
12/29/2012 8:00 AM 0.03 M M M M
1/6/2013 8:00 AM 0.44 M M M M nice "soft" rain to begin the year...should have more today.......
1/10/2013 8:00 AM 0.04 M M M M not much rain...forecasters have been warning of a storm from Alaska & burrr it's cold 32 F, had lots of cold wind yesterday but very little rain....cold is supposed to continue through tomorrow.......
1/23/2013 8:00 AM 0.28 M M M M was out of town 10 days....neighbor kindly read my guage for me.....January was pretty dry....forecast call for rain next week..sure hope so.
2/7/2013 8:00 AM 0.12 M M M M could get up to 1/4" rain......hope so as January was pretty dry......
2/8/2013 8:00 AM 0.05 M M M M well we didn't get a 1/4" as predicited...cold has returned & long range forecast does't predict any rain...
2/19/2013 8:00 AM 0.18 M M M M forecast was for up to 1/4" of rain, I doubt we'll get that much but day is not over...it is quite cool & we should have frost by morning.......
2/20/2013 8:00 AM 0.16 M M M M it's nippy this am...28 degrees at 6:30 AM....water in my guage was frozen & still is...sun is bright, sky is cloudless......beautiful...should be warming the several days...we need more rain!
3/6/2013 8:00 AM 0.38 M M M M finally some moisture....our numbers are very low for this time of year...at this time it is cloudy, a bit of sun, forecast calls for more rain today, sprinkles tomorrow & clearing by Friday......
3/7/2013 8:00 AM 0.08 M M M M some rain forecast for today, cool temps, warming trend for the weekend.....
3/21/2013 8:00 AM 0.41 M M M M this report reflects rain for 3/19 &3/20......was out of town.......
3/29/2013 8:00 AM 0.20 M M M M not much...forecast calls for rain tomorrow & Sunday, hope it's more than this.....
3/31/2013 8:40 AM 0.19 M M M M just drizzling right now....forecast calls for more rain today....clearing & warmer temps next week.....
4/1/2013 8:00 AM 0.14 M M M M
4/2/2013 8:00 AM 0.04 M M M M OOPS....I forgot to enter my report for yesterday! forecast calls for rain late 4/3 &4/3 hope it is a good amount.....
4/4/2013 8:00 AM 0.64 M M M M WOW! this is the most I've recorded since Dec. rain is supposed to continue most of today, clearing at some point for the weekend.......
4/5/2013 8:00 AM 0.22 M M M M cloudy & cool...maybe more rain Sun or Mon....sure hope so......
4/8/2013 8:00 AM 0.08 M M M M got a little drizzle during the night...clear sky today but very windy.....
5/7/2013 8:00 AM 0.07 M M M M Well, we had a surprise shower yesterday! but it was welcome.......Last week it was quite warm (turned on the AC) & yesterday & today the heat.......forecast calls for possibly more showers today.......
5/28/2013 8:00 AM 0.12 M M M M
6/10/2013 8:00 AM 0.01 M M M M sorry I'm late, had problem logging in...what crazy weather for June.... Fri & Sat temps were in the high nineties, cool Sun...last night lots of thunder & lightening, same this AM about 7.....cool only 67 degrees....these cool temps, espically at night, are not good for the farmers......
6/25/2013 8:00 AM 0.50 M M M M been waiting for this since Sunday, finally rained, must have started after 10PM last night.......
6/26/2013 8:00 AM 0.66 M M M M well perdictions had called for up to 1 or 1 1/2 inches of rain & they were close....some parts of our county had much more.....we still needed rain...warming trend is on the horizon with temps expected to reach 100 F by Monday.....
9/21/2013 8:00 AM 0.04 M M M M should have more rain today.......
9/22/2013 8:00 AM 0.44 M M M M fall has come......cooler temps & rain.....first rain since Easter......
9/30/2013 8:00 AM 0.05 M M M M supposed to have more rain today, it's dark & cloudy....



Start Date End Date & Time Duration in Days Precipitation Snow Depth Snow Depth SWE Notes
11/19/2012 11/29/2012 8:00 AM 11 1.32 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