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 16 2.28 9.12 14 6.60 10 2.52 4 2 10 0 0.0 0 0
Nov 16 5.86 4.36 10 4.36 10 0.00 0 0 10 0 0.0 0 0
Dec 16 8.89 8.04 10 8.04 10 0.00 0 0 10 0 0.0 0 0
Jan 17 9.39 18.37 18 14.51 14 3.86 4 2 14 0 0.0 0 0
Feb 17 8.71 14.96 15 11.48 13 3.48 2 1 13 0 0.0 0 0
March 17 6.76 3.21 7 3.21 7 0.00 0 0 7 0 0.0 0 0
April 17 2.75 4.20 8 4.20 8 0.00 0 0 8 0 0.0 0 0
May 17 1.65 0.05 1 0.05 1 0.00 0 0 1 0 0.0 0 0
June 17 0.30 0.68 2 0.68 2 0.00 0 0 2 0 0.0 0 0
July 17 0.01 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
Aug 17 0.09 0.02 1 0.02 1 0.00 0 0 1 0 0.0 0 0
Sept 17 0.38 0.17 2 0.17 2 0.00 0 0 2 0 0.0 0 0
Water Year Totals: 47.07" 63.18" 88 days 53.32" 78 9.86" 10 days 5 78 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
10/1/2016
10/2/2016
10/3/2016 0.20
10/4/2016 0.23
10/5/2016
10/6/2016
10/7/2016
10/8/2016
10/9/2016
10/10/2016
10/11/2016
10/12/2016
10/13/2016
10/14/2016 **
10/15/2016 0.94
10/16/2016 0.89
10/17/2016 0.45
10/18/2016
10/19/2016
10/20/2016
10/21/2016
10/22/2016
10/23/2016
10/24/2016
10/25/2016 2.17
10/26/2016 0.33
10/27/2016 **
10/28/2016 1.54 1.58
10/29/2016 0.31
10/30/2016 0.15
10/31/2016 0.33
11/1/2016 0.40
11/2/2016
11/3/2016
11/4/2016
11/5/2016
11/6/2016 0.14
11/7/2016
11/8/2016
11/9/2016
11/10/2016
11/11/2016
11/12/2016
11/13/2016
11/14/2016
11/15/2016
11/16/2016 0.09
11/17/2016
11/18/2016
11/19/2016 1.23
11/20/2016 1.09
11/21/2016
11/22/2016
11/23/2016 0.38
11/24/2016
11/25/2016
11/26/2016 0.58
11/27/2016 0.22
11/28/2016 0.20
11/29/2016
11/30/2016 0.03
12/1/2016
12/2/2016
12/3/2016
12/4/2016
12/5/2016
12/6/2016
12/7/2016
12/8/2016 1.37
12/9/2016 0.75
12/10/2016 1.15
12/11/2016 0.08
12/12/2016
12/13/2016
12/14/2016 0.43
12/15/2016 1.30
12/16/2016 2.07
12/17/2016
12/18/2016
12/19/2016
12/20/2016
12/21/2016
12/22/2016
12/23/2016 0.68
12/24/2016 0.18
12/25/2016
12/26/2016
12/27/2016
12/28/2016
12/29/2016
12/30/2016
12/31/2016 0.03
Day of YearDaily PrcpMultiday Prcp
1/1/2017
1/2/2017 **
1/3/2017 0.66
1/4/2017 2.93
1/5/2017 0.10
1/6/2017
1/7/2017 **
1/8/2017 3.20
1/9/2017 1.13
1/10/2017 1.30
1/11/2017 2.40
1/12/2017 0.44
1/13/2017 0.07
1/14/2017
1/15/2017
1/16/2017
1/17/2017
1/18/2017 0.13
1/19/2017 1.95
1/20/2017 1.25
1/21/2017 0.37
1/22/2017 1.70
1/23/2017 0.53
1/24/2017 0.21
1/25/2017
1/26/2017
1/27/2017
1/28/2017
1/29/2017
1/30/2017
1/31/2017
2/1/2017
2/2/2017 1.08
2/3/2017 0.98
2/4/2017 0.33
2/5/2017
2/6/2017 **
2/7/2017 3.48
2/8/2017 1.15
2/9/2017 0.90
2/10/2017 1.39
2/11/2017
2/12/2017
2/13/2017
2/14/2017
2/15/2017
2/16/2017 0.98
2/17/2017 0.49
2/18/2017 1.50
2/19/2017 0.28
2/20/2017 1.52
2/21/2017 0.83
2/22/2017
2/23/2017
2/24/2017
2/25/2017
2/26/2017
2/27/2017 0.05
2/28/2017
3/1/2017
3/2/2017
3/3/2017
3/4/2017 0.05
3/5/2017 0.74
3/6/2017 0.30
3/7/2017 0.29
3/8/2017
3/9/2017
3/10/2017
3/11/2017
3/12/2017
3/13/2017
3/14/2017
3/15/2017
3/16/2017
3/17/2017
3/18/2017
3/19/2017
3/20/2017
3/21/2017 0.87
3/22/2017 0.24
3/23/2017
3/24/2017
3/25/2017 0.72
3/26/2017
3/27/2017
3/28/2017
3/29/2017
3/30/2017
3/31/2017
Day of YearDaily PrcpMultiday Prcp
4/1/2017
4/2/2017
4/3/2017
4/4/2017
4/5/2017
4/6/2017 0.11
4/7/2017 1.70
4/8/2017
4/9/2017 0.07
4/10/2017
4/11/2017
4/12/2017 0.20
4/13/2017 0.69
4/14/2017
4/15/2017
4/16/2017
4/17/2017 0.53
4/18/2017 0.40
4/19/2017
4/20/2017 0.50
4/21/2017
4/22/2017
4/23/2017
4/24/2017
4/25/2017
4/26/2017
4/27/2017
4/28/2017
4/29/2017
4/30/2017
5/1/2017
5/2/2017
5/3/2017
5/4/2017
5/5/2017
5/6/2017
5/7/2017
5/8/2017
5/9/2017
5/10/2017
5/11/2017
5/12/2017
5/13/2017
5/14/2017
5/15/2017
5/16/2017
5/17/2017
5/18/2017
5/19/2017
5/20/2017
5/21/2017
5/22/2017
5/23/2017
5/24/2017
5/25/2017 0.05
5/26/2017
5/27/2017
5/28/2017
5/29/2017
5/30/2017
5/31/2017
6/1/2017
6/2/2017
6/3/2017
6/4/2017
6/5/2017
6/6/2017
6/7/2017
6/8/2017 0.45
6/9/2017 0.23
6/10/2017
6/11/2017
6/12/2017
6/13/2017
6/14/2017
6/15/2017
6/16/2017
6/17/2017
6/18/2017
6/19/2017
6/20/2017
6/21/2017
6/22/2017
6/23/2017
6/24/2017
6/25/2017
6/26/2017
6/27/2017
6/28/2017
6/29/2017
6/30/2017
Day of YearDaily PrcpMultiday Prcp
7/1/2017
7/2/2017
7/3/2017
7/4/2017
7/5/2017
7/6/2017
7/7/2017
7/8/2017
7/9/2017
7/10/2017
7/11/2017
7/12/2017
7/13/2017
7/14/2017
7/15/2017
7/16/2017
7/17/2017
7/18/2017
7/19/2017
7/20/2017
7/21/2017
7/22/2017
7/23/2017
7/24/2017
7/25/2017
7/26/2017
7/27/2017
7/28/2017
7/29/2017
7/30/2017
7/31/2017
8/1/2017
8/2/2017
8/3/2017
8/4/2017
8/5/2017 0.02
8/6/2017
8/7/2017
8/8/2017
8/9/2017
8/10/2017
8/11/2017
8/12/2017
8/13/2017
8/14/2017
8/15/2017
8/16/2017
8/17/2017
8/18/2017
8/19/2017
8/20/2017
8/21/2017
8/22/2017
8/23/2017
8/24/2017
8/25/2017
8/26/2017
8/27/2017
8/28/2017
8/29/2017
8/30/2017
8/31/2017
9/1/2017
9/2/2017
9/3/2017
9/4/2017
9/5/2017
9/6/2017
9/7/2017 0.07
9/8/2017
9/9/2017
9/10/2017
9/11/2017
9/12/2017
9/13/2017 0.10
9/14/2017
9/15/2017
9/16/2017
9/17/2017
9/18/2017
9/19/2017
9/20/2017
9/21/2017
9/22/2017
9/23/2017
9/24/2017
9/25/2017
9/26/2017
9/27/2017
9/28/2017
9/29/2017
9/30/2017



Observation Date Observation Time Precipitation Snowfall Snowfall SWE Snow Depth Snow SWE Notes
10/3/2016 8:00 AM 0.20 M M M M A shower yesterday and an early morning shower today. Rain still around.
10/4/2016 8:00 AM 0.23 M M M M Showers off and on yesterday from sunrise to late afternoon. Bright sun, cloudy sky this morning
10/16/2016 6:00 AM 0.89 M M M M steady rain all day yesterday
10/17/2016 8:00 AM 0.45 M M M M
10/25/2016 8:00 AM 2.17 M M M M Steady rainfall - heavy at times - for the past 24 hours. Still raining.....
10/26/2016 8:00 AM 0.33 M M M M Rain has stopped for now, but very cloudy and ominous-looking as if more rain is coming.
10/28/2016 8:00 AM 1.54 M M M M steady rain - heavy at times - for past 24 hours
10/29/2016 8:00 AM 0.31 M M M M Intermittent showers all day and night - still sprinkling, but slowed way down
10/30/2016 8:00 AM 0.15 M M M M occasional showers yesterday morning and early this morning - still raining
10/31/2016 8:00 AM 0.33 M M M M continuing intermittent showers
11/1/2016 8:00 AM 0.40 M M M M Some strong showers yesterday late afternoon and evening. Rain has stopped for now. Skies are clearing
11/6/2016 8:00 AM 0.14 M M M M overnight showers
11/16/2016 8:00 AM 0.09 M M M M light showers yesterday morning
11/19/2016 8:00 AM 1.23 M M M M heavy rain overnight started around midnight
11/20/2016 8:00 AM 1.09 M M M M Rain continued overnight and has stopped for now
11/23/2016 8:00 AM 0.38 M M M M Overnight rain - started around 8 PM, ended by Dawn - very foggy now
11/26/2016 8:00 AM 0.58 M M M M Steady rain throughout the night started around 8:00 - done by Dawn - still cloudy and cool
11/27/2016 8:00 AM 0.22 M M M M
11/28/2016 8:00 AM 0.20 M M M M
11/30/2016 8:00 AM 0.03 M M M M misty drizzle early this AM
12/8/2016 8:00 AM 1.37 M M M M Steady rain since yesterday afternoon - still showering lightly
12/9/2016 8:00 AM 0.75 M M M M
12/10/2016 9:00 AM 1.15 M M M M
12/11/2016 8:00 AM 0.08 M M M M Rain seems to have stopped for now
12/14/2016 8:00 AM 0.43 M M M M steady light rain throughout the night. Turned to fog and mist after Dawn.
12/15/2016 8:00 AM 1.30 M M M M Light rain yesterday starting late morning. Steady rain, heavy at times throughout the night and early morning today so far. Strong wind gusts. Still raining.
12/16/2016 9:00 AM 2.07 M M M M The rain stopped last night and it's sunny and clear today.
12/23/2016 8:00 AM 0.68 M M M M steady rain all night long. tapering off now
12/24/2016 8:00 AM 0.18 M M M M a few showers left over in the early part of the day yesterday. Clear, sunny, and cold this morning. No rain
12/31/2016 8:00 AM 0.03 M M M M a light shower overnight
1/4/2017 9:00 AM 2.93 M M M M Solid, heavy rain for 24 hours included local flooding
1/5/2017 8:00 AM 0.10 M M M M lingering showers yesterday morning
1/9/2017 8:00 AM 1.13 M M M M The deluge of rain has stopped for now.
1/10/2017 8:00 AM 1.30 M M M M steady rain started late yesterday afternoon and is continuing today
1/11/2017 7:30 AM 2.40 M M M M Major winter storm, flooding, power out, high winds, heavy downpours. Rain has stopped. skies are clear.
1/12/2017 8:00 AM 0.44 M M M M intermittent light showers past 24 hours
1/13/2017 8:00 AM 0.07 M M M M misty light showers yesterday
1/18/2017 8:30 AM 0.13 M M M M light rain started last night and continues this morning.
1/19/2017 8:00 AM 1.95 M M M M steady rain, heavy at times, throughout the day and night last night. Subsided for now - cloudy skies
1/20/2017 8:00 AM 1.25 M M M M steady rain until early morning, very heavy at times, flooding present again
1/21/2017 8:00 AM 0.37 M M M M intermittent showers, sun, and clouds throughout the day yesterday - occasional showers through the night - cloudy but not raining currently
1/22/2017 8:00 AM 1.70 M M M M intermittent strong showers yesterday daytime, steady rain, heavy at times, throughout the night, strong wind gusts, rain ended before dawn
1/23/2017 8:30 AM 0.53 M M M M continuing showers
1/24/2017 8:00 AM 0.21 M M M M a few lingering light showers
2/2/2017 8:00 AM 1.08 M M M M steady rain, moderately heavy at times, all through the night. Light rain continues this morning
2/3/2017 8:00 AM 0.98 M M M M steady rain throughout the night. lingering this morning, but lighter
2/4/2017 8:00 AM 0.33 M M M M light rain on and off yesterday, then throughout the night, diminishing to misty rain this morning
2/8/2017 8:00 AM 1.15 M M M M Got a break in the rain during the afternoon yesterday. Rain returned last night and continues this morning.
2/9/2017 8:00 AM 0.90 M M M M A welcome break from all the rain happened yesterday afternoon and all night last night. Rain started again around 6 AM and is continuing steadily.
2/10/2017 8:00 AM 1.39 M M M M steady, heavy downpours for about 6 hours yesterday - from sunrise to mid-afternoon. Then the rain stopped, and this morning - just now - 9:30 AM - the sun came out.
2/16/2017 8:00 AM 0.98 M M M M heavy rain through the night, diminished to showers just before dawn, stopped raining about 7:30 AM or so - rain clouds still present
2/17/2017 8:30 AM 0.49 M M M M It's been raining pretty hard since about 4 AM and continues.......
2/18/2017 8:00 AM 1.50 M M M M rain finally stopped early this morning, and the skies are sunny with big puffy clouds
2/19/2017 8:00 AM 0.28 M M M M gentle rain throughout the night, sprinkles this morning
2/20/2017 8:30 AM 1.52 M M M M intermittent rain during the day yesterday and steady downpours all through the night and continuing this morning
2/21/2017 8:00 AM 0.83 M M M M rain seems to have stopped finally this morning
2/27/2017 8:00 AM 0.05 M M M M a couple brief showers
3/4/2017 8:00 AM 0.05 M M M M light rain started early AM
3/5/2017 9:00 AM 0.74 M M M M Steady rain all night - including hail in the early AM hours after midnight as well as a few minutes ago
3/6/2017 8:00 AM 0.30 M M M M Some rain, some hail, some sunshine
3/7/2017 8:00 AM 0.29 M M M M A few showers yesterday
3/21/2017 8:00 AM 0.87 M M M M Rain started gently yesterday afternoon and continued hard with wind through the night. Blue skies and billowy clouds now.
3/22/2017 8:00 AM 0.24 M M M M occasional light showers off and on
3/25/2017 7:45 AM 0.72 M M M M Rain finally stopped yesterday evening. Wispy clouds this morning.
4/6/2017 8:30 AM 0.11 M M M M Light rain started about 5 AM - still raining on and off
4/7/2017 8:00 AM 1.70 M M M M Strong storm with major wind gusts and heavy downpours especially after 6:00 last night. Minor flooding
4/9/2017 8:00 AM 0.07 M M M M intermittent showers and sun yesterday. After a cold night, it's clear and sunny this morning.
4/12/2017 10:00 AM 0.20 M M M M intermittent spotty showers
4/13/2017 8:00 AM 0.69 M M M M Showers, sometimes heavy
4/17/2017 8:00 AM 0.53 M M M M
4/18/2017 8:00 AM 0.40 M M M M off and on showers have let up - cloudy skies, though
4/20/2017 8:00 AM 0.50 M M M M Night time showers - heavy at times. Foggy and overcast this morning, but not raining
5/25/2017 8:00 AM 0.05 M M M M overnight and early morning drizzle
6/8/2017 8:00 AM 0.45 M M M M Steady, light rain continued all night, started around 2:00 AM and is still gently raining
6/9/2017 8:00 AM 0.23 M M M M
8/5/2017 8:00 AM 0.02 M M M M Spotty showers and some thunder yesterday morning
9/7/2017 8:00 AM 0.07 M M M M Intermittent showers throughout the night turned into steady light rain this morning - Still raining
9/13/2017 8:00 AM 0.10 M M M M First early morning lightning, then thunder, then a big downpour for about half an hour from 7:30-8:00



Start Date End Date & Time Duration in Days Precipitation Snow Depth Snow Depth SWE Notes
10/14/2016 10/15/2016 8:00 AM 2 0.94 M M
10/27/2016 10/28/2016 8:00 AM 2 1.58 M M only .04 inch from yesterday (10/27) - the remaining 1.54 is this morning's (10/28) total
1/2/2017 1/03/2017 8:00 AM 2 0.66 M M showers off and on for the past 48 hours
1/7/2017 1/08/2017 8:00 AM 2 3.20 M M I could see that one complete inch had been collected by 1:00 PM yesterday - that would have been an inch in 29 hours. It has been raining steadily - very heavy at times - with only brief breaks - for 2 straight days. This is a 2 day collection. There is flooding on the streets and fields.
2/6/2017 2/07/2017 8:00 AM 2 3.48 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