Station Overview Station Location
Station Number CA-SN-106 Latitude 38.5616
Station Name Cazadero 6.6 WNW Longitude -123.2005
County Sonoma Elevation (ft) 919



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 3.20 0.17 3 0.17 3 0.00 0 0 3 0 0.0 0 0
Nov 19 8.55 2.11 7 2.11 7 0.00 0 0 7 0 0.0 0 0
Dec 19 12.68 19.82 22 19.82 22 0.00 0 0 21 1 0.0 0 0
Jan 20 12.33 7.91 17 7.91 17 0.00 0 0 16 1 0.0 0 0
Feb 20 12.52 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
March 20 9.79 2.53 15 2.53 15 0.00 0 0 14 1 0.0 0 0
April 20 4.47 1.65 5 1.65 5 0.00 0 0 4 1 0.0 0 0
May 20 2.63 4.49 10 4.49 10 0.00 0 0 10 0 0.0 0 0
June 20 0.47 0.02 1 0.02 1 0.00 0 0 1 0 0.0 0 0
July 20 0.04 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
Aug 20 0.15 0.30 3 0.30 3 0.00 0 0 3 0 0.0 0 0
Sept 20 0.61 0.02 1 0.02 1 0.00 0 0 1 0 0.0 0 0
Water Year Totals: 67.44" 39.02" 84 days 39.02" 84 0.00" 0 days 0 80 days 4 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
10/2/2019
10/3/2019
10/4/2019
10/5/2019
10/6/2019
10/7/2019
10/8/2019
10/9/2019
10/10/2019
10/11/2019
10/12/2019
10/13/2019
10/14/2019
10/15/2019
10/16/2019
10/17/2019 0.05
10/18/2019 0.02
10/19/2019
10/20/2019 0.10
10/21/2019
10/22/2019
10/23/2019
10/24/2019
10/25/2019
10/26/2019
10/27/2019
10/28/2019
10/29/2019
10/30/2019
10/31/2019
11/1/2019
11/2/2019
11/3/2019
11/4/2019
11/5/2019
11/6/2019
11/7/2019
11/8/2019
11/9/2019
11/10/2019
11/11/2019
11/12/2019
11/13/2019
11/14/2019
11/15/2019 0.01
11/16/2019 0.04
11/17/2019
11/18/2019
11/19/2019
11/20/2019 0.03
11/21/2019
11/22/2019
11/23/2019
11/24/2019
11/25/2019
11/26/2019
11/27/2019 1.98
11/28/2019 0.03
11/29/2019 0.01
11/30/2019 0.01
12/1/2019 3.49
12/2/2019 4.95
12/3/2019 0.38
12/4/2019 0.03
12/5/2019 0.18
12/6/2019 0.02
12/7/2019 2.92
12/8/2019 1.26
12/9/2019 0.06
12/10/2019
12/11/2019 0.46
12/12/2019
12/13/2019 0.03
12/14/2019 0.40
12/15/2019
12/16/2019 T
12/17/2019
12/18/2019 1.27
12/19/2019 1.38
12/20/2019 0.37
12/21/2019
12/22/2019 0.80
12/23/2019 0.37
12/24/2019
12/25/2019 0.68
12/26/2019
12/27/2019
12/28/2019
12/29/2019 0.04
12/30/2019 0.71
12/31/2019 0.02
Day of YearDaily PrcpMultiday Prcp
1/1/2020
1/2/2020
1/3/2020
1/4/2020 0.21
1/5/2020
1/6/2020 T
1/7/2020
1/8/2020 0.16
1/9/2020 0.55
1/10/2020
1/11/2020 0.14
1/12/2020
1/13/2020 0.16
1/14/2020 0.70
1/15/2020 0.05
1/16/2020 2.13
1/17/2020 0.63
1/18/2020
1/19/2020
1/20/2020
1/21/2020 0.66
1/22/2020 1.17
1/23/2020
1/24/2020 0.10
1/25/2020 0.07
1/26/2020 0.82
1/27/2020 0.08
1/28/2020 0.28
1/29/2020
1/30/2020
1/31/2020
2/1/2020
2/2/2020
2/3/2020
2/4/2020
2/5/2020
2/6/2020
2/7/2020
2/8/2020
2/9/2020
2/10/2020
2/11/2020
2/12/2020
2/13/2020
2/14/2020
2/15/2020
2/16/2020
2/17/2020
2/18/2020
2/19/2020
2/20/2020
2/21/2020
2/22/2020
2/23/2020
2/24/2020
2/25/2020
2/26/2020
2/27/2020
2/28/2020
2/29/2020
3/1/2020
3/2/2020
3/3/2020
3/4/2020
3/5/2020
3/6/2020 0.01
3/7/2020 0.13
3/8/2020 0.07
3/9/2020
3/10/2020
3/11/2020
3/12/2020
3/13/2020
3/14/2020 0.13
3/15/2020 0.44
3/16/2020 0.09
3/17/2020
3/18/2020 0.14
3/19/2020 0.13
3/20/2020
3/21/2020
3/22/2020
3/23/2020 T
3/24/2020 0.29
3/25/2020 0.27
3/26/2020
3/27/2020
3/28/2020 0.04
3/29/2020 0.47
3/30/2020 0.19
3/31/2020 0.13
Day of YearDaily PrcpMultiday Prcp
4/1/2020
4/2/2020
4/3/2020
4/4/2020 0.03
4/5/2020 1.27
4/6/2020 0.23
4/7/2020 0.12
4/8/2020
4/9/2020
4/10/2020
4/11/2020
4/12/2020
4/13/2020
4/14/2020
4/15/2020
4/16/2020
4/17/2020 T
4/18/2020
4/19/2020
4/20/2020
4/21/2020
4/22/2020
4/23/2020
4/24/2020
4/25/2020
4/26/2020
4/27/2020
4/28/2020
4/29/2020
4/30/2020
5/1/2020
5/2/2020
5/3/2020 0.15
5/4/2020
5/5/2020
5/6/2020
5/7/2020
5/8/2020
5/9/2020
5/10/2020
5/11/2020
5/12/2020 1.57
5/13/2020 0.21
5/14/2020 0.35
5/15/2020 0.07
5/16/2020
5/17/2020 1.01
5/18/2020 0.93
5/19/2020 0.05
5/20/2020
5/21/2020
5/22/2020
5/23/2020
5/24/2020
5/25/2020
5/26/2020
5/27/2020
5/28/2020
5/29/2020
5/30/2020 0.13
5/31/2020 0.02
6/1/2020
6/2/2020
6/3/2020
6/4/2020
6/5/2020
6/6/2020
6/7/2020
6/8/2020
6/9/2020
6/10/2020
6/11/2020
6/12/2020
6/13/2020
6/14/2020 0.02
6/15/2020
6/16/2020
6/17/2020
6/18/2020
6/19/2020
6/20/2020
6/21/2020
6/22/2020
6/23/2020
6/24/2020
6/25/2020
6/26/2020
6/27/2020
6/28/2020
6/29/2020
6/30/2020
Day of YearDaily PrcpMultiday Prcp
7/1/2020
7/2/2020
7/3/2020
7/4/2020
7/5/2020
7/6/2020
7/7/2020
7/8/2020
7/9/2020
7/10/2020
7/11/2020
7/12/2020
7/13/2020
7/14/2020
7/15/2020
7/16/2020
7/17/2020
7/18/2020
7/19/2020
7/20/2020
7/21/2020
7/22/2020
7/23/2020
7/24/2020
7/25/2020
7/26/2020
7/27/2020
7/28/2020
7/29/2020
7/30/2020
7/31/2020
8/1/2020
8/2/2020
8/3/2020
8/4/2020
8/5/2020
8/6/2020
8/7/2020
8/8/2020
8/9/2020
8/10/2020
8/11/2020
8/12/2020
8/13/2020
8/14/2020
8/15/2020
8/16/2020 0.03
8/17/2020 0.03
8/18/2020 0.24
8/19/2020
8/20/2020
8/21/2020
8/22/2020
8/23/2020
8/24/2020
8/25/2020
8/26/2020
8/27/2020
8/28/2020
8/29/2020
8/30/2020
8/31/2020
9/1/2020
9/2/2020 0.02
9/3/2020
9/4/2020
9/5/2020
9/6/2020
9/7/2020
9/8/2020
9/9/2020
9/10/2020
9/11/2020
9/12/2020
9/13/2020
9/14/2020
9/15/2020
9/16/2020
9/17/2020
9/18/2020
9/19/2020
9/20/2020
9/21/2020
9/22/2020
9/23/2020
9/24/2020
9/25/2020
9/26/2020
9/27/2020
9/28/2020
9/29/2020
9/30/2020



Observation Date Observation Time Precipitation Snowfall Snowfall SWE Snow Depth Snow SWE Notes
10/17/2019 7:00 AM 0.05 M M M M Spit mist began at about 9, continued for a couple hrs.
10/18/2019 7:00 AM 0.02 M M M M Heavy marine layer? Or drizzle? Is this the rain predicted for tonight?
10/20/2019 8:00 AM 0.10 M M M M Rain began at 8 am yesterday, very light. Not home to see when it ended here, but in Healdsburg it ended at about noon. Roads were wet when we returned late.
11/15/2019 7:00 AM 0.01 M M M M No notes,I wasn’t at home.
11/16/2019 7:00 AM 0.04 M M M M Morning drizzle beginning at 7am and co tinting for about an hour or two.
11/20/2019 7:00 AM 0.03 M M M M After a sunny and windy day a few clouds developed close to sunset. Then after dark, at about 8:30 it began to rain, big drops, pouring rain. It didn’t last long, but wow! Not predicted for our region.....After this dry, dry fall every drop is beautiful.
11/27/2019 7:00 AM 1.98 M M M M Hip hip hooray! Rain began just before noon, spotty and light. Raining hard between 3pm and 5pm & continued showers overnight. One thunderclap around 8pm.
11/28/2019 7:00 AM 0.03 M M M M Brief showers, very light rain.
11/29/2019 7:00 AM 0.01 M M M M Brief Showers in the early afternoon.
11/30/2019 7:00 AM 0.01 M M M M Brief showers yesterday. Clouds in, gusty. Rain on the way.....
12/1/2019 7:00 AM 3.49 M M M M Rain, heavy at times. Some short breaks in the day but overnight it seemed to be raining steadily through the night. I’d checked the gauge at about 4pm and there wasn’t quite a half an inch then... break at 6:30 am but now.....it’s raining again at 7:05.
12/2/2019 7:00 AM 4.95 M M M M Rain & more rain. Mostly just steady, sometimes heavy.
12/3/2019 7:00 AM 0.38 M M M M Intermittent showers and mist. Totally overcast all day. Some clear skies this morning.
12/4/2019 7:30 AM 0.03 M M M M Brief rain at 4:30 am. Entirely overcast this morning. Yesterday was mostly clear and beautiful, clouds increased in the afternoon with a line to the north of us beyond which it remained clear. Stars were visible When we went to bed at 10pm.
12/5/2019 7:30 AM 0.18 M M M M Showers. Overcast.
12/6/2019 7:00 AM 0.02 M M M M Showers/mist. Overcast all day.
12/7/2019 7:00 AM 2.92 M M M M Yesterday began with showers, light rain and mist. By 11 am it was raining solidly and by noon it was pouring. At about 5 it let up a bit and by 6 we were down to post frontal showers, some heavy. Showers overnight with extended periods of rain increasing by 4 am. Pouring again at the moment.
12/8/2019 7:20 AM 1.26 M M M M Wind and heavy showers most of the day turning to light rain in the late afternoon. Raining lightly now.
12/9/2019 7:40 AM 0.06 M M M M A few showers in the afternoon and some mist in the morning.
12/11/2019 7:00 AM 0.46 M M M M Rain began about 4 pm. Showers off and on through the night including now.
12/13/2019 7:00 AM 0.03 M M M M
12/14/2019 7:00 AM 0.40 M M M M Periods of light rain and mist all day and into the night. Clear with valley fog below us this morning.
12/16/2019 8:00 AM T M M M M One brief shower about 1pm.
12/18/2019 7:00 AM 1.27 M M M M Rain began before midnight. Rain and wind now.
12/19/2019 7:00 AM 1.38 M M M M Steady rain all day letting up around dark. Heavy fog this morning.
12/20/2019 7:15 AM 0.37 M M M M Mist and light rain all day, ending at nightfall. Breezy and overcast this morning.
12/22/2019 7:00 AM 0.80 M M M M Rain began sometime before 2am. Beginning as light rain, now steady, moderate rainfall with heavy bursts.
12/23/2019 8:00 AM 0.37 M M M M Gauge was frozen, took awhile to melt. Rain continued through late morning. Frozen and clear this morning.
12/25/2019 8:00 AM 0.68 M M M M Rain began slightly before 12 continuing through the 4:00 hr, but ending before 6:30
12/29/2019 7:35 AM 0.04 M M M M Rain seems to have just begun here. Large drops.
12/30/2019 8:00 AM 0.71 M M M M After the morning sprinkles, big break. Rain started about 11:30 am, continued into early evening. Steady, moderate to light.
12/31/2019 7:40 AM 0.02 M M M M Rain was not predicted overnight, however the deck is entirely wet and droplets are hanging on trees and clothesline.... slept through it in any case.
1/4/2020 7:30 AM 0.21 M M M M Rain began about 2am continued through to about 4am. Clearing this morning.
1/6/2020 8:00 AM T M M M M
1/8/2020 7:45 AM 0.16 M M M M Light rain yesterday evening and bits overnight.
1/9/2020 8:00 AM 0.55 M M M M Sprinkle abt noon, rain started about 7pm, off and on overnight.
1/11/2020 7:00 AM 0.14 M M M M Light rain about 10 pm, continuing till after I went to sleep. Clear and moony ( close to full) this morning.
1/13/2020 7:00 AM 0.16 M M M M Scattered light showers throughout the day and evening. Mostly clear this morning with traces of valley fog.
1/14/2020 7:20 AM 0.70 M M M M Rain beginning in the late afternoon as mist and picking up in the evening hours. Ending before 1am.
1/15/2020 7:00 AM 0.05 M M M M Rain shower at noon, about an hour of light rain.
1/16/2020 7:00 AM 2.13 M M M M Rain began about 7pm continued to get heavier overnight. Pouring at 4:30 am, lighter now but still steady with large drops.
1/17/2020 7:00 AM 0.63 M M M M Gauge frozen, took an hr. to thaw .....rain continued in the morning yesterday , turned to showers, clear by evening and clear and cold this morning.
1/21/2020 7:20 AM 0.66 M M M M Rain began before 4am. Very steady till just now; down to light rain...Heavy rain for a short period at about 5:30am.
1/22/2020 7:20 AM 1.17 M M M M Rain , solid and steady most of the day thinning out in the afternoon and down to mist by 3:30pm.
1/24/2020 7:20 AM 0.10 M M M M Raining this morning, began by about 2am heavier shower around 7am.
1/25/2020 7:45 AM 0.07 M M M M Rain overnight. Cloudy with slight mist now.
1/26/2020 7:15 AM 0.82 M M M M Scattered showers during the day. Period of sustained light rain began about 2:30pm and continued past dark and overnight. Clear with wispy valley fog this morning.
1/27/2020 7:00 AM 0.08 M M M M Light rain and mist this morning beginning at about 4am
1/28/2020 7:00 AM 0.28 M M M M Yesterday morning the very light rain and mist continued through about 11am. I walked by the gauge shortly after & it looked under 1/10”. Light rain began again overnight about 2am, and is continuing now as mist.
3/6/2020 7:00 AM 0.01 M M M M Heavy marine layer.
3/7/2020 7:10 AM 0.13 M M M M Light rain started before 4am. Continues now... very light.
3/8/2020 8:00 AM 0.07 M M M M Rain continued for about an hour after checking the gauge. Brief shower late morning and again in early afternoon. Time change causes late report.
3/14/2020 7:00 AM 0.13 M M M M Rain began after 4am one continued for an hour, maybe. Not raining now, big clouds with moon.
3/15/2020 7:15 AM 0.44 M M M M One shower after checking gauge yesterday morning, amounting to under .05”. Steady rain began before 3 am and ended before 7.
3/16/2020 7:00 AM 0.09 M M M M Showers in the afternoon and evening.
3/18/2020 7:00 AM 0.14 M M M M Rain began sometime before 4am. Misty now.
3/19/2020 7:00 AM 0.13 M M M M
3/23/2020 7:00 AM T M M M M Brief drops in the afternoon.
3/24/2020 7:00 AM 0.29 M M M M One brief shower 4pm. Rain about 10:30 pm and off and on through the night.
3/25/2020 7:00 AM 0.27 M M M M Showers and rain continued through the morning and early afternoon, yesterday.
3/28/2020 7:00 AM 0.04 M M M M Light rain before 6 am. Continues now, very light.
3/29/2020 7:00 AM 0.47 M M M M Some mist and showers during the day, actual rain at nightfall and as rain showers through the night. Raining at 6:40, but stopped at the moment.
3/30/2020 7:00 AM 0.19 M M M M Intermittent brief showers through 3 or 4 pm.
3/31/2020 7:20 AM 0.13 M M M M Intermittent Showers through nightfall.
4/4/2020 7:20 AM 0.03 M M M M Mist started early this morning, light rain falling by 7 am. Continuing now....
4/5/2020 7:00 AM 1.27 M M M M Rain .....light to moderate with brief downpours.....continued till about 2pm becoming showery afterwards and through the night. 6:40 this morning it started pouring and that continues now.
4/6/2020 7:00 AM 0.23 M M M M Rain ended about two hours after yesterday’s report. Scattered large clouds and sun in the afternoon.
4/7/2020 7:00 AM 0.12 M M M M Clear in the morning, clouds developed by mid morning gradually darkening in the afternoon. 3pm thunder and hail followed by a 20 minute downpour.
4/17/2020 8:00 AM T M M M M Dense fog.
5/3/2020 7:00 AM 0.15 M M M M Mist in the morning giving way to real showers starting close to noon and continuing through the afternoon. Some periods of rain lasting as long as half an hour.
5/12/2020 7:00 AM 1.57 M M M M Rain began before 9 am yesterday and it rained steadily and consistently most of the day, with small 10 minute breaks here and there. In the afternoon, before 5:30pm it had ended and I checked the gauge; 1.2”. Impressive for a late season rain. Showers began again after 9pm and have continued off and on through the night. Raining lightly at this hour.
5/13/2020 7:00 AM 0.21 M M M M Light rain continued yesterday morning ending shortly after noon. Some light rain falling again now.
5/14/2020 6:45 AM 0.35 M M M M Light rain and mist much of yesterday. Occasional drops falling now.
5/15/2020 7:00 AM 0.07 M M M M Mist off and on during the day.
5/17/2020 7:00 AM 1.01 M M M M Rain began at 4:30pm and continued sometime into the night . Not currently raining.
5/18/2020 7:00 AM 0.93 M M M M Rain began as afternoon showers, developing into steady rain for over an hour in the evening, with several heavy downpours. Brief breaks in shower activity overnight with light rain falling until at least 3am.
5/19/2020 7:00 AM 0.05 M M M M Showers in the morning. Trace after noon, one Very brief evening Shower.
5/30/2020 7:00 AM 0.13 M M M M By yesterday afternoon the weather had drastically changed. There was mist in the air and the temps were down from the heat spell. Overnight a bit of real rain fell and at 3:40 am woke to a lightning and thunder storm. Looked like cloud to cloud, lots of lightning, not a ton of thunder. The instability continued for over an hour, more thunder near the 4:30am portion of the storm. Occasional drops still falling.
5/31/2020 7:00 AM 0.02 M M M M Spit and mist after 7 am. Cloudy skies again today.
6/14/2020 7:00 AM 0.02 M M M M Heavy mist at 3am, enough to be dripping off the roof.
8/16/2020 6:30 AM 0.03 M M M M Freak storm. Sleeping outside lightning began in the distance to the south and East at about 4am. By 4:30 it was close with lots of thunder, but calm. Then we heard a building sound coming from the sw, building intensely over at least 45 seconds, we couldn’t identify it it was so crazy and intense. Was it rain? Wind? Finally reached us as intense wind. Dry storm for at least 20 minutes, then a burst of rain. Big drops. Storm moved off to the northwest. Cal and cloudy now.
8/17/2020 7:00 AM 0.03 M M M M After I reported yesterday, we had a bit more rain in the morning and another brief shower at about 11am. This morning we had a few more drops at about 4am.
8/18/2020 7:00 AM 0.24 M M M M What a weird and scary day. Lightning storms began at ~10am. First fire tone out 10:20. Storms didn’t end until after 3pm. So much lightning! So many small fires! At least there was this rain..... We had two brief rounds of hail which resolved to giant drops. Several rounds of absolute downpours... it was a tad unusual!
9/2/2020 7:30 AM 0.02 M M M M Heavy marine layer.



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