Station Overview Station Location
Station Number CA-SN-86 Latitude 38.384271
Station Name Sebastopol 3.3 WSW Longitude -122.884673
County Sonoma Elevation (ft) 362



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 2.28 12.23 10 12.23 10 0.00 0 0 10 0 0.0 0 0
Nov 10 5.86 4.82 8 4.82 8 0.00 0 0 8 0 0.0 0 0
Dec 10 8.89 9.96 25 9.96 25 0.00 0 0 18 0 0.0 0 0
Jan 11 9.39 2.53 30 2.53 30 0.00 0 0 7 0 0.0 0 0
Feb 11 8.71 7.00 28 7.00 28 0.00 0 0 9 0 0.0 0 0
March 11 6.76 13.10 22 13.10 22 0.00 0 0 18 0 0.0 0 0
April 11 2.75 1.49 7 1.49 7 0.00 0 0 7 0 0.0 0 0
May 11 1.65 3.35 8 2.53 6 0.82 2 1 6 0 0.0 0 0
June 11 0.30 2.20 7 2.20 7 0.00 0 0 7 0 0.0 0 0
July 11 0.01 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
Aug 11 0.09 0.02 1 0.02 1 0.00 0 0 1 0 0.0 0 0
Sept 11 0.38 0.10 3 0.10 3 0.00 0 0 3 0 0.0 0 0
Water Year Totals: 47.07" 56.80" 149 days 55.98" 147 0.82" 2 days 1 94 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
10/1/2010
10/2/2010
10/3/2010
10/4/2010
10/5/2010
10/6/2010
10/7/2010
10/8/2010
10/9/2010
10/10/2010
10/11/2010
10/12/2010
10/13/2010
10/14/2010
10/15/2010
10/16/2010
10/17/2010 0.15
10/18/2010 0.20
10/19/2010
10/20/2010
10/21/2010
10/22/2010 0.16
10/23/2010 0.48
10/24/2010 7.45
10/25/2010 2.60
10/26/2010
10/27/2010
10/28/2010 0.02
10/29/2010 0.82
10/30/2010 0.30
10/31/2010 0.05
11/1/2010
11/2/2010
11/3/2010
11/4/2010
11/5/2010
11/6/2010
11/7/2010 1.95
11/8/2010
11/9/2010
11/10/2010 0.46
11/11/2010
11/12/2010
11/13/2010
11/14/2010
11/15/2010
11/16/2010
11/17/2010
11/18/2010
11/19/2010
11/20/2010 0.24
11/21/2010 0.70
11/22/2010 0.17
11/23/2010 0.44
11/24/2010
11/25/2010
11/26/2010
11/27/2010 0.76
11/28/2010 0.10
11/29/2010
11/30/2010
12/1/2010 0.00
12/2/2010 0.00
12/3/2010 0.20
12/4/2010 0.05
12/5/2010 0.08
12/6/2010 1.20
12/7/2010 0.00
12/8/2010 0.80
12/9/2010 0.00
12/10/2010 0.15
12/11/2010 0.04
12/12/2010 0.00
12/13/2010 0.03
12/14/2010 0.46
12/15/2010 0.00
12/16/2010 0.00
12/17/2010 0.20
12/18/2010 1.10
12/19/2010 1.20
12/20/2010 0.30
12/21/2010 0.09
12/22/2010
12/23/2010 0.03
12/24/2010
12/25/2010
12/26/2010 1.20
12/27/2010
12/28/2010 0.03
12/29/2010 2.80
12/30/2010
12/31/2010
Day of YearDaily PrcpMultiday Prcp
1/1/2011 0.50
1/2/2011 0.52
1/3/2011 0.00
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 0.03
1/10/2011 0.00
1/11/2011 0.00
1/12/2011 0.02
1/13/2011 0.16
1/14/2011 0.40
1/15/2011 0.00
1/16/2011 0.00
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 0.00
1/30/2011 0.90
1/31/2011
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 0.28
2/15/2011 0.60
2/16/2011 2.40
2/17/2011 0.80
2/18/2011 0.90
2/19/2011 0.52
2/20/2011 0.00
2/21/2011 0.10
2/22/2011 0.00
2/23/2011 0.00
2/24/2011 0.00
2/25/2011 1.00
2/26/2011 0.40
2/27/2011 0.00
2/28/2011 0.00
3/1/2011 0.00
3/2/2011 1.52
3/3/2011 0.00
3/4/2011 0.00
3/5/2011 0.00
3/6/2011 0.60
3/7/2011 0.12
3/8/2011 0.06
3/9/2011
3/10/2011
3/11/2011 0.26
3/12/2011
3/13/2011
3/14/2011 0.80
3/15/2011 0.30
3/16/2011 1.65
3/17/2011
3/18/2011 0.26
3/19/2011 1.15
3/20/2011 1.75
3/21/2011 0.07
3/22/2011
3/23/2011 1.10
3/24/2011 0.64
3/25/2011 0.90
3/26/2011 1.35
3/27/2011 0.03
3/28/2011 0.54
3/29/2011
3/30/2011
3/31/2011
Day of YearDaily PrcpMultiday Prcp
4/1/2011
4/2/2011
4/3/2011
4/4/2011
4/5/2011
4/6/2011
4/7/2011
4/8/2011
4/9/2011
4/10/2011
4/11/2011
4/12/2011
4/13/2011 0.10
4/14/2011 0.03
4/15/2011
4/16/2011
4/17/2011
4/18/2011
4/19/2011 0.02
4/20/2011 0.02
4/21/2011 0.70
4/22/2011
4/23/2011
4/24/2011 0.22
4/25/2011 0.40
4/26/2011
4/27/2011
4/28/2011
4/29/2011
4/30/2011
5/1/2011
5/2/2011
5/3/2011
5/4/2011
5/5/2011
5/6/2011
5/7/2011
5/8/2011
5/9/2011
5/10/2011
5/11/2011
5/12/2011
5/13/2011
5/14/2011
5/15/2011 0.26
5/16/2011 0.05
5/17/2011 0.92
5/18/2011 0.90
5/19/2011
5/20/2011
5/21/2011
5/22/2011
5/23/2011
5/24/2011
5/25/2011 0.10
5/26/2011
5/27/2011
5/28/2011 **
5/29/2011 0.82
5/30/2011
5/31/2011 0.30
6/1/2011 0.14
6/2/2011 0.19
6/3/2011
6/4/2011 0.46
6/5/2011 0.60
6/6/2011
6/7/2011
6/8/2011 0.01
6/9/2011
6/10/2011
6/11/2011
6/12/2011
6/13/2011
6/14/2011
6/15/2011
6/16/2011
6/17/2011
6/18/2011
6/19/2011
6/20/2011
6/21/2011
6/22/2011
6/23/2011
6/24/2011
6/25/2011
6/26/2011
6/27/2011
6/28/2011 0.32
6/29/2011 0.48
6/30/2011
Day of YearDaily PrcpMultiday Prcp
7/1/2011
7/2/2011
7/3/2011
7/4/2011
7/5/2011
7/6/2011
7/7/2011
7/8/2011
7/9/2011
7/10/2011
7/11/2011
7/12/2011
7/13/2011
7/14/2011
7/15/2011
7/16/2011
7/17/2011
7/18/2011
7/19/2011
7/20/2011
7/21/2011
7/22/2011
7/23/2011
7/24/2011
7/25/2011
7/26/2011
7/27/2011
7/28/2011
7/29/2011
7/30/2011
7/31/2011
8/1/2011
8/2/2011 0.02
8/3/2011
8/4/2011
8/5/2011
8/6/2011
8/7/2011
8/8/2011
8/9/2011
8/10/2011
8/11/2011
8/12/2011
8/13/2011
8/14/2011
8/15/2011
8/16/2011
8/17/2011
8/18/2011
8/19/2011
8/20/2011
8/21/2011
8/22/2011
8/23/2011
8/24/2011
8/25/2011
8/26/2011
8/27/2011
8/28/2011
8/29/2011
8/30/2011
8/31/2011
9/1/2011
9/2/2011
9/3/2011 0.03
9/4/2011
9/5/2011
9/6/2011
9/7/2011
9/8/2011
9/9/2011
9/10/2011
9/11/2011 0.03
9/12/2011
9/13/2011
9/14/2011
9/15/2011
9/16/2011
9/17/2011
9/18/2011
9/19/2011
9/20/2011
9/21/2011
9/22/2011
9/23/2011
9/24/2011
9/25/2011 0.04
9/26/2011
9/27/2011
9/28/2011
9/29/2011
9/30/2011



Observation Date Observation Time Precipitation Snowfall Snowfall SWE Snow Depth Snow SWE Notes
10/17/2010 9:00 AM 0.15 M M M M Rain started around 6:30 AM and continues.
10/18/2010 8:00 AM 0.20 M M M M All rain collected was from yesterday AM (10/17) Foggy and overcast today, but no precipitation
10/22/2010 8:00 AM 0.16 M M M M
10/23/2010 8:00 AM 0.48 M M M M
10/24/2010 8:00 AM 7.45 M M M M From 8 AM Saturday to 4PM = 3.7 inches From 4 PM Saturday to 8 AM Sunday = another 3.75 inches!
10/25/2010 8:00 AM 2.60 M M M M
10/28/2010 8:00 AM 0.02 M M M M passing shower Wed. afternoon
10/29/2010 8:00 AM 0.82 M M M M Raining steadily since 8:30 last night - still raining
10/30/2010 8:00 AM 0.30 M M M M
10/31/2010 8:00 AM 0.05 M M M M intermittent showers throughout Sat. afternoon and evening. Sunshine now emerging through the fog @ 10AM
11/7/2010 7:30 AM 1.95 M M M M Rained all night, stopped around 7 AM
11/10/2010 9:00 AM 0.46 M M M M
11/20/2010 9:00 AM 0.24 M M M M
11/21/2010 7:30 AM 0.70 M M M M Thunder and lightning mid-afternoon yesterday
11/22/2010 8:00 AM 0.17 M M M M
11/23/2010 8:00 AM 0.44 M M M M
11/27/2010 9:30 AM 0.76 M M M M
11/28/2010 9:00 AM 0.10 M 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
12/3/2010 8:00 AM 0.20 M M M M
12/4/2010 8:45 AM 0.05 M M M M
12/5/2010 9:00 AM 0.08 M M M M
12/6/2010 8:00 AM 1.20 M M M M Windy storm, rain heavy at times past 24 hours, ended by dawn
12/7/2010 7:00 AM 0.00 0.0 M M M
12/8/2010 9:15 AM 0.80 M M M M All this rain occurred overnight
12/9/2010 7:00 AM 0.00 0.0 M M M
12/10/2010 8:00 AM 0.15 M M M M drizzle/light rain all night continuing this morning
12/11/2010 10:00 AM 0.04 M M M M
12/12/2010 7:00 AM 0.00 0.0 M M M
12/13/2010 8:00 AM 0.03 M M M M
12/14/2010 8:00 AM 0.46 M M M M Rained all night, tapered off at dawn
12/15/2010 7:00 AM 0.00 0.0 M M M
12/16/2010 7:00 AM 0.00 0.0 M M M
12/17/2010 8:00 AM 0.20 M M M M
12/18/2010 7:30 AM 1.10 M M M M Strong wind gusts throughout the night
12/19/2010 9:00 AM 1.20 M M M M
12/20/2010 7:45 AM 0.30 M M M M
12/21/2010 9:00 AM 0.09 M M M M Yesterday - intermittent sun showers
12/23/2010 8:00 AM 0.03 M M M M thick, wet fog this morning
12/26/2010 9:00 AM 1.20 M M M M
12/28/2010 8:00 AM 0.03 M M M M
12/29/2010 7:30 AM 2.80 M M M M heavy downpours throughout the day and night, strong wind gusts
1/1/2011 7:00 AM 0.50 M M M M Still raining this morning
1/2/2011 8:00 AM 0.52 M M M M
1/3/2011 7:00 AM 0.00 0.0 M M M
1/4/2011 7:00 AM 0.00 0.0 M M M
1/5/2011 7:00 AM 0.00 0.0 M M M
1/6/2011 7:00 AM 0.00 0.0 M M M
1/7/2011 7:00 AM 0.00 0.0 M M M
1/8/2011 7:00 AM 0.00 0.0 M M M
1/9/2011 9:00 AM 0.03 M M M M Entire day was drizzly, foggy, misty, drippy, dark
1/10/2011 7:00 AM 0.00 0.0 M M M
1/11/2011 7:00 AM 0.00 0.0 M M M
1/12/2011 8:00 AM 0.02 M M M M a couple light showers
1/13/2011 8:00 AM 0.16 M M M M
1/14/2011 8:00 AM 0.40 M M M M
1/15/2011 7:00 AM 0.00 0.0 M M M
1/16/2011 7:00 AM 0.00 0.0 M M M
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
1/19/2011 7:00 AM 0.00 0.0 M M M
1/20/2011 7:00 AM 0.00 0.0 M M M
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
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
1/28/2011 7:00 AM 0.00 0.0 M M M
1/29/2011 7:00 AM 0.00 0.0 M M M
1/30/2011 8:00 AM 0.90 M M M M drippy drizzly misty foggy most of the daytime hours Downpours during the nighttime hours
2/1/2011 7:00 AM 0.00 0.0 M M M
2/2/2011 7:00 AM 0.00 0.0 M M M
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
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 8:00 AM 0.28 M M M M
2/15/2011 8:30 AM 0.60 M M M M
2/16/2011 8:00 AM 2.40 M M M M
2/17/2011 8:00 AM 0.80 M M M M Last 24 hours -- heavy rain, bright sunshine, rainbows, flooding, hail, and high winds The rain continues....
2/18/2011 8:00 AM 0.90 M M M M
2/19/2011 9:30 AM 0.52 M M M M
2/20/2011 7:00 AM 0.00 0.0 M M M
2/21/2011 8:30 AM 0.10 M M M M Mid-afternoon rain and hail shower
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
2/24/2011 7:00 AM 0.00 0.0 M M M
2/25/2011 7:00 AM 1.00 M M M M
2/26/2011 11:00 AM 0.40 M M M M Ice in the rain gauge - waited till it melted. VERY cold last night
2/27/2011 7:00 AM 0.00 0.0 M M M
2/28/2011 7:00 AM 0.00 0.0 M M M
3/1/2011 7:00 AM 0.00 0.0 M M M
3/2/2011 8:00 AM 1.52 M M M M
3/3/2011 7:00 AM 0.00 0.0 M M M
3/4/2011 7:00 AM 0.00 0.0 M M M
3/5/2011 7:00 AM 0.00 0.0 M M M
3/6/2011 7:30 AM 0.60 M M M M
3/7/2011 7:00 AM 0.12 M M M M
3/8/2011 8:00 AM 0.06 M M M M
3/11/2011 7:45 AM 0.26 M M M M light rain in the morning hours on Thursday, 3/10/11 Afternoon clouds and sun, no rain
3/14/2011 7:00 AM 0.80 M M M M periods of intense downpours throughout the day and night - with thunder and lightning around 8 PM last night
3/15/2011 9:00 AM 0.30 M M M M gentle rain all night long, still raining @ 9 AM
3/16/2011 8:00 AM 1.65 M M M M
3/18/2011 8:30 AM 0.26 M M M M raining now @ 8:30 w/ strong breezes
3/19/2011 7:00 AM 1.15 M M M M Hail occurred several times in the past 24 hours
3/20/2011 7:00 AM 1.75 M M M M tree branches down, lawn furniture strewn about from high winds in the night. Ground fully saturated and flooding now in all low spots
3/21/2011 7:30 AM 0.07 M M M M Finally - some blue sky visible
3/23/2011 9:00 AM 1.10 M M M M Heavy rainstorms during the night
3/24/2011 7:00 AM 0.64 M M M M gusty winds, ground is totally saturated now, flooding everywhere, tree debris on the roads
3/25/2011 7:30 AM 0.90 M M M M periods of hail and intense downpours in the past 24 hours, low areas all flooded
3/26/2011 7:00 AM 1.35 M M M M Strong rainfall in overnight hours, hailstorms yesterday, as well as rain showers, sunshine, and rainbows
3/27/2011 10:00 AM 0.03 M M M M occasional misty drizzle, rain finally tapering off
3/28/2011 8:00 AM 0.54 M M M M blue sky overhead this morning for a change
4/13/2011 8:00 AM 0.10 M M M M Raining now - started about 6:00 AM and steadily increased in volume so far. First real rain in 2 weeks.
4/14/2011 8:00 AM 0.03 M M M M
4/19/2011 7:00 AM 0.02 M M M M Throughout the entire daylight hours yesterday: intermittent mist, drizzle, and light rain under gray clouds. No precipitation this morning.
4/20/2011 8:30 AM 0.02 M M M M Drizzling since dawn
4/21/2011 8:00 AM 0.70 M M M M drizzle and rain off and on all day - stopped in the middle of the night - sunshine now
4/24/2011 7:30 AM 0.22 M M M M
4/25/2011 8:00 AM 0.40 M M M M Light rain this morning - started in the early AM hours
5/15/2011 7:00 AM 0.26 M M M M soft gentle rain, cool breeze - since 8 pm last night, first rain in 3 weeks
5/16/2011 8:00 AM 0.05 M M M M a bit of rain from a lingering shower early yesterday morning
5/17/2011 8:00 AM 0.92 M M M M continual rain showers past 24 hours, with cool temperatures. Brief hail shower yesterday morning at 11 AM
5/18/2011 7:00 AM 0.90 M M M M
5/25/2011 8:00 AM 0.10 M M M M steady, gentle rain for several hours so far. Still raining
5/31/2011 8:00 AM 0.30 M M M M gentle rain started in the wee hours of the morning, still falling intermittently
6/1/2011 8:30 AM 0.14 M M M M
6/2/2011 8:30 AM 0.19 M M M M
6/4/2011 7:30 AM 0.46 M M M M
6/5/2011 7:00 AM 0.60 M M M M
6/8/2011 8:00 AM 0.01 M M M M Not really rain, but such wet, thick fog - it condensed into a trace of precipitation
6/28/2011 8:00 AM 0.32 M M M M Last time it rained late in June was 2002. Been raining steadily today since 5AM. Unseasonably cool.
6/29/2011 7:00 AM 0.48 M M M M Please note - this is yesterday's report (Wed 6/29) - I'm travelling and called home for the rain collection from the day before. It's unusual to have rain right now, so I wanted to make sure you got the report.
8/2/2011 8:00 AM 0.02 M M M M Fog so wet and thick it created a trace of precipitation in the gauge.
9/3/2011 9:00 AM 0.03 M M M M Thick, misty fog condensing and creating enough moisture to be collected and measured this morning - Still socked in at 10:30 AM
9/11/2011 11:00 AM 0.03 M M M M Thick, wet, drippy fog condensing and precipitating all morning, enough to measure. Still wet and drippy at Noon
9/25/2011 9:00 AM 0.04 M M M M early morning light shower



Start Date End Date & Time Duration in Days Precipitation Snow Depth Snow Depth SWE Notes
5/28/2011 5/29/2011 8:00 AM 2 0.82 M M Gone yesterday and it rained a little on Friday. Most of the collection is from Saturday's rain - a little from Friday's. Don't know exactly.



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