Station Overview Station Location
Station Number CA-VT-3 Latitude 34.2306
Station Name Simi Valley 3.8 SW Longitude -118.804742
County Ventura Elevation (ft) 1081



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 17 0.71 0.00 31 0.00 31 0.00 0 0 0 0 0.0 0 0
Nov 17 1.40 0.01 30 0.01 30 0.00 0 0 1 5 0.0 0 0
Dec 17 2.41 0.01 31 0.01 31 0.00 0 0 1 0 0.0 0 0
Jan 18 3.42 1.92 31 0.00 27 1.92 4 1 0 1 0.0 0 0
Feb 18 4.03 0.17 28 0.17 28 0.00 0 0 3 0 0.0 0 0
March 18 3.30 4.61 22 3.73 19 0.88 3 1 7 1 0.0 0 0
April 18 0.91 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
May 18 0.32 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
June 18 0.07 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
July 18 0.02 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
Aug 18 0.05 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
Sept 18 0.15 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
Water Year Totals: 16.79" 6.72" 173 days 3.92" 166 2.80" 7 days 2 12 days 7 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
10/1/2017 0.00
10/2/2017 0.00
10/3/2017 0.00
10/4/2017 0.00
10/5/2017 0.00
10/6/2017 0.00
10/7/2017 0.00
10/8/2017 0.00
10/9/2017 0.00
10/10/2017 0.00
10/11/2017 0.00
10/12/2017 0.00
10/13/2017 0.00
10/14/2017 0.00
10/15/2017 0.00
10/16/2017 0.00
10/17/2017 0.00
10/18/2017 0.00
10/19/2017 0.00
10/20/2017 0.00
10/21/2017 0.00
10/22/2017 0.00
10/23/2017 0.00
10/24/2017 0.00
10/25/2017 0.00
10/26/2017 0.00
10/27/2017 0.00
10/28/2017 0.00
10/29/2017 0.00
10/30/2017 0.00
10/31/2017 0.00
11/1/2017 0.00
11/2/2017 T
11/3/2017 0.01
11/4/2017 0.00
11/5/2017 0.00
11/6/2017 T
11/7/2017 0.00
11/8/2017 0.00
11/9/2017 0.00
11/10/2017 T
11/11/2017 0.00
11/12/2017 0.00
11/13/2017 0.00
11/14/2017 0.00
11/15/2017 0.00
11/16/2017 0.00
11/17/2017 T
11/18/2017 0.00
11/19/2017 0.00
11/20/2017 0.00
11/21/2017 0.00
11/22/2017 0.00
11/23/2017 0.00
11/24/2017 0.00
11/25/2017 0.00
11/26/2017 0.00
11/27/2017 T
11/28/2017 0.00
11/29/2017 0.00
11/30/2017 0.00
12/1/2017 0.00
12/2/2017 0.00
12/3/2017 0.00
12/4/2017 0.00
12/5/2017 0.00
12/6/2017 0.00
12/7/2017 0.00
12/8/2017 0.00
12/9/2017 0.00
12/10/2017 0.00
12/11/2017 0.00
12/12/2017 0.00
12/13/2017 0.00
12/14/2017 0.00
12/15/2017 0.00
12/16/2017 0.00
12/17/2017 0.00
12/18/2017 0.00
12/19/2017 0.00
12/20/2017 0.00
12/21/2017 0.01
12/22/2017 0.00
12/23/2017 0.00
12/24/2017 0.00
12/25/2017 0.00
12/26/2017 0.00
12/27/2017 0.00
12/28/2017 0.00
12/29/2017 0.00
12/30/2017 0.00
12/31/2017 0.00
Day of YearDaily PrcpMultiday Prcp
1/1/2018 0.00
1/2/2018 0.00
1/3/2018 0.00
1/4/2018 0.00
1/5/2018 0.00
1/6/2018 0.00
1/7/2018 0.00
1/8/2018 **
1/9/2018 **
1/10/2018 **
1/11/2018 1.92
1/12/2018 0.00
1/13/2018 0.00
1/14/2018 0.00
1/15/2018 0.00
1/16/2018 0.00
1/17/2018 0.00
1/18/2018 0.00
1/19/2018 0.00
1/20/2018 T
1/21/2018 0.00
1/22/2018 0.00
1/23/2018 0.00
1/24/2018 0.00
1/25/2018 0.00
1/26/2018 0.00
1/27/2018 0.00
1/28/2018 0.00
1/29/2018 0.00
1/30/2018 0.00
1/31/2018 0.00
2/1/2018 0.00
2/2/2018 0.00
2/3/2018 0.00
2/4/2018 0.00
2/5/2018 0.00
2/6/2018 0.00
2/7/2018 0.00
2/8/2018 0.00
2/9/2018 0.00
2/10/2018 0.00
2/11/2018 0.00
2/12/2018 0.00
2/13/2018 0.00
2/14/2018 0.02
2/15/2018 0.00
2/16/2018 0.00
2/17/2018 0.00
2/18/2018 0.00
2/19/2018 0.00
2/20/2018 0.00
2/21/2018 0.00
2/22/2018 0.00
2/23/2018 0.00
2/24/2018 0.00
2/25/2018 0.00
2/26/2018 0.00
2/27/2018 0.09
2/28/2018 0.06
3/1/2018 0.00
3/2/2018 **
3/3/2018 **
3/4/2018 0.88
3/5/2018 0.00
3/6/2018 0.00
3/7/2018 0.00
3/8/2018 0.00
3/9/2018 0.00
3/10/2018 T
3/11/2018 0.74
3/12/2018 0.00
3/13/2018 0.01
3/14/2018 0.18
3/15/2018 0.37
3/16/2018 0.00
3/17/2018 0.25
3/18/2018 0.00
3/19/2018 0.00
3/20/2018 0.00
3/21/2018 0.14
3/22/2018 2.04
3/23/2018
3/24/2018
3/25/2018
3/26/2018
3/27/2018
3/28/2018
3/29/2018
3/30/2018
3/31/2018
Day of YearDaily PrcpMultiday Prcp
4/1/2018
4/2/2018
4/3/2018
4/4/2018
4/5/2018
4/6/2018
4/7/2018
4/8/2018
4/9/2018
4/10/2018
4/11/2018
4/12/2018
4/13/2018
4/14/2018
4/15/2018
4/16/2018
4/17/2018
4/18/2018
4/19/2018
4/20/2018
4/21/2018
4/22/2018
4/23/2018
4/24/2018
4/25/2018
4/26/2018
4/27/2018
4/28/2018
4/29/2018
4/30/2018
5/1/2018
5/2/2018
5/3/2018
5/4/2018
5/5/2018
5/6/2018
5/7/2018
5/8/2018
5/9/2018
5/10/2018
5/11/2018
5/12/2018
5/13/2018
5/14/2018
5/15/2018
5/16/2018
5/17/2018
5/18/2018
5/19/2018
5/20/2018
5/21/2018
5/22/2018
5/23/2018
5/24/2018
5/25/2018
5/26/2018
5/27/2018
5/28/2018
5/29/2018
5/30/2018
5/31/2018
6/1/2018
6/2/2018
6/3/2018
6/4/2018
6/5/2018
6/6/2018
6/7/2018
6/8/2018
6/9/2018
6/10/2018
6/11/2018
6/12/2018
6/13/2018
6/14/2018
6/15/2018
6/16/2018
6/17/2018
6/18/2018
6/19/2018
6/20/2018
6/21/2018
6/22/2018
6/23/2018
6/24/2018
6/25/2018
6/26/2018
6/27/2018
6/28/2018
6/29/2018
6/30/2018
Day of YearDaily PrcpMultiday Prcp
7/1/2018
7/2/2018
7/3/2018
7/4/2018
7/5/2018
7/6/2018
7/7/2018
7/8/2018
7/9/2018
7/10/2018
7/11/2018
7/12/2018
7/13/2018
7/14/2018
7/15/2018
7/16/2018
7/17/2018
7/18/2018
7/19/2018
7/20/2018
7/21/2018
7/22/2018
7/23/2018
7/24/2018
7/25/2018
7/26/2018
7/27/2018
7/28/2018
7/29/2018
7/30/2018
7/31/2018
8/1/2018
8/2/2018
8/3/2018
8/4/2018
8/5/2018
8/6/2018
8/7/2018
8/8/2018
8/9/2018
8/10/2018
8/11/2018
8/12/2018
8/13/2018
8/14/2018
8/15/2018
8/16/2018
8/17/2018
8/18/2018
8/19/2018
8/20/2018
8/21/2018
8/22/2018
8/23/2018
8/24/2018
8/25/2018
8/26/2018
8/27/2018
8/28/2018
8/29/2018
8/30/2018
8/31/2018
9/1/2018
9/2/2018
9/3/2018
9/4/2018
9/5/2018
9/6/2018
9/7/2018
9/8/2018
9/9/2018
9/10/2018
9/11/2018
9/12/2018
9/13/2018
9/14/2018
9/15/2018
9/16/2018
9/17/2018
9/18/2018
9/19/2018
9/20/2018
9/21/2018
9/22/2018
9/23/2018
9/24/2018
9/25/2018
9/26/2018
9/27/2018
9/28/2018
9/29/2018
9/30/2018



Observation Date Observation Time Precipitation Snowfall Snowfall SWE Snow Depth Snow SWE Notes
10/1/2017 7:00 AM 0.00 0.0 M M M
10/2/2017 7:00 AM 0.00 0.0 M M M
10/3/2017 7:00 AM 0.00 0.0 M M M
10/4/2017 7:00 AM 0.00 0.0 M M M
10/5/2017 7:00 AM 0.00 0.0 M M M
10/6/2017 7:00 AM 0.00 0.0 M M M
10/7/2017 7:00 AM 0.00 0.0 M M M
10/8/2017 7:00 AM 0.00 0.0 M M M
10/9/2017 7:00 AM 0.00 0.0 M M M
10/10/2017 7:00 AM 0.00 0.0 M M M
10/11/2017 7:00 AM 0.00 0.0 M M M
10/12/2017 7:00 AM 0.00 0.0 M M M
10/13/2017 7:00 AM 0.00 0.0 M M M
10/14/2017 7:00 AM 0.00 0.0 M M M
10/15/2017 7:00 AM 0.00 0.0 M M M
10/16/2017 7:00 AM 0.00 0.0 M M M
10/17/2017 7:00 AM 0.00 0.0 M M M
10/18/2017 7:00 AM 0.00 0.0 M M M
10/19/2017 7:00 AM 0.00 0.0 M M M
10/20/2017 7:00 AM 0.00 0.0 M M M
10/21/2017 7:00 AM 0.00 0.0 M M M
10/22/2017 7:00 AM 0.00 0.0 M M M
10/23/2017 7:00 AM 0.00 0.0 M M M
10/24/2017 7:00 AM 0.00 0.0 M M M
10/25/2017 7:00 AM 0.00 0.0 M M M
10/26/2017 7:00 AM 0.00 0.0 M M M
10/27/2017 7:00 AM 0.00 0.0 M M M
10/28/2017 7:00 AM 0.00 0.0 M M M
10/29/2017 7:00 AM 0.00 0.0 M M M
10/30/2017 7:00 AM 0.00 0.0 M M M
10/31/2017 7:00 AM 0.00 0.0 M M M
11/1/2017 7:00 AM 0.00 0.0 M M M
11/2/2017 7:00 AM T M M M M light drizzle
11/3/2017 7:00 AM 0.01 M M M M light drizzle yesterday morning
11/4/2017 7:00 AM 0.00 0.0 M M M
11/5/2017 7:00 AM 0.00 0.0 M M M
11/6/2017 7:00 AM T M M M M light shower yesterday morning
11/7/2017 7:00 AM 0.00 0.0 M M M
11/8/2017 7:00 AM 0.00 0.0 M M M
11/9/2017 7:00 AM 0.00 0.0 M M M
11/10/2017 7:00 AM T M M M M light drizzle last night
11/11/2017 7:00 AM 0.00 0.0 M M M
11/12/2017 7:00 AM 0.00 0.0 M M M
11/13/2017 7:00 AM 0.00 0.0 M M M
11/14/2017 7:00 AM 0.00 0.0 M M M
11/15/2017 7:00 AM 0.00 0.0 M M M
11/16/2017 7:00 AM 0.00 0.0 M M M
11/17/2017 7:00 AM T M M M M
11/18/2017 7:00 AM 0.00 0.0 M M M
11/19/2017 7:00 AM 0.00 0.0 M M M
11/20/2017 7:00 AM 0.00 0.0 M M M
11/21/2017 7:00 AM 0.00 0.0 M M M
11/22/2017 7:00 AM 0.00 0.0 M M M
11/23/2017 7:00 AM 0.00 0.0 M M M
11/24/2017 7:00 AM 0.00 0.0 M M M
11/25/2017 7:00 AM 0.00 0.0 M M M
11/26/2017 7:00 AM 0.00 0.0 M M M
11/27/2017 7:00 AM T M M M M
11/28/2017 7:00 AM 0.00 0.0 M M M
11/29/2017 7:00 AM 0.00 0.0 M M M
11/30/2017 7:00 AM 0.00 0.0 M M M
12/1/2017 7:00 AM 0.00 0.0 M M M
12/2/2017 7:00 AM 0.00 0.0 M M M
12/3/2017 7:00 AM 0.00 0.0 M M M
12/4/2017 7:00 AM 0.00 0.0 M M M
12/5/2017 7:00 AM 0.00 0.0 M M M
12/6/2017 7:00 AM 0.00 0.0 M M M
12/7/2017 7:00 AM 0.00 0.0 M M M
12/8/2017 7:00 AM 0.00 0.0 M M M
12/9/2017 7:00 AM 0.00 0.0 M M M
12/10/2017 7:00 AM 0.00 0.0 M M M
12/11/2017 7:00 AM 0.00 0.0 M M M
12/12/2017 7:00 AM 0.00 0.0 M M M
12/13/2017 7:00 AM 0.00 0.0 M M M
12/14/2017 7:00 AM 0.00 0.0 M M M
12/15/2017 7:00 AM 0.00 0.0 M M M
12/16/2017 7:00 AM 0.00 0.0 M M M
12/17/2017 7:00 AM 0.00 0.0 M M M
12/18/2017 7:00 AM 0.00 0.0 M M M
12/19/2017 7:00 AM 0.00 0.0 M M M
12/20/2017 7:00 AM 0.00 0.0 M M M
12/21/2017 7:00 AM 0.01 M M M M light drizzle/rain yesterday afternoon. last measurable rain was on Nov 3.
12/22/2017 7:00 AM 0.00 0.0 M M M
12/23/2017 7:00 AM 0.00 0.0 M M M
12/24/2017 7:00 AM 0.00 0.0 M M M
12/25/2017 7:00 AM 0.00 0.0 M M M
12/26/2017 7:00 AM 0.00 0.0 M M M
12/27/2017 7:00 AM 0.00 0.0 M M M
12/28/2017 7:00 AM 0.00 0.0 M M M
12/29/2017 7:00 AM 0.00 0.0 M M M
12/30/2017 7:00 AM 0.00 0.0 M M M
12/31/2017 7:00 AM 0.00 0.0 M M M
1/1/2018 7:00 AM 0.00 0.0 M M M
1/2/2018 7:00 AM 0.00 0.0 M M M
1/3/2018 7:00 AM 0.00 0.0 M M M
1/4/2018 7:00 AM 0.00 0.0 M M M
1/5/2018 7:00 AM 0.00 0.0 M M M
1/6/2018 7:00 AM 0.00 0.0 M M M
1/7/2018 7:00 AM 0.00 0.0 M M M
1/12/2018 7:00 AM 0.00 0.0 M M M
1/13/2018 7:00 AM 0.00 0.0 M M M
1/14/2018 7:00 AM 0.00 0.0 M M M
1/15/2018 7:00 AM 0.00 0.0 M M M
1/16/2018 7:00 AM 0.00 0.0 M M M
1/17/2018 7:00 AM 0.00 0.0 M M M
1/18/2018 7:00 AM 0.00 0.0 M M M
1/19/2018 7:00 AM 0.00 0.0 M M M
1/20/2018 7:00 AM T M M M M
1/21/2018 7:00 AM 0.00 0.0 M M M
1/22/2018 7:00 AM 0.00 0.0 M M M
1/23/2018 7:00 AM 0.00 0.0 M M M
1/24/2018 7:00 AM 0.00 0.0 M M M
1/25/2018 7:00 AM 0.00 0.0 M M M
1/26/2018 7:00 AM 0.00 0.0 M M M
1/27/2018 7:00 AM 0.00 0.0 M M M
1/28/2018 7:00 AM 0.00 0.0 M M M
1/29/2018 7:00 AM 0.00 0.0 M M M
1/30/2018 7:00 AM 0.00 0.0 M M M
1/31/2018 7:00 AM 0.00 0.0 M M M
2/1/2018 7:00 AM 0.00 0.0 M M M
2/2/2018 7:00 AM 0.00 0.0 M M M
2/3/2018 7:00 AM 0.00 0.0 M M M
2/4/2018 7:00 AM 0.00 0.0 M M M
2/5/2018 7:00 AM 0.00 0.0 M M M
2/6/2018 7:00 AM 0.00 0.0 M M M
2/7/2018 7:00 AM 0.00 0.0 M M M
2/8/2018 7:00 AM 0.00 0.0 M M M
2/9/2018 7:00 AM 0.00 0.0 M M M
2/10/2018 7:00 AM 0.00 0.0 M M M
2/11/2018 7:00 AM 0.00 0.0 M M M
2/12/2018 7:00 AM 0.00 0.0 M M M
2/13/2018 7:00 AM 0.00 0.0 M M M
2/14/2018 7:00 AM 0.02 M M M M
2/15/2018 7:00 AM 0.00 0.0 M M M
2/16/2018 7:00 AM 0.00 0.0 M M M
2/17/2018 7:00 AM 0.00 0.0 M M M
2/18/2018 7:00 AM 0.00 0.0 M M M
2/19/2018 7:00 AM 0.00 0.0 M M M
2/20/2018 7:00 AM 0.00 0.0 M M M
2/21/2018 7:00 AM 0.00 0.0 M M M
2/22/2018 7:00 AM 0.00 0.0 M M M
2/23/2018 7:00 AM 0.00 0.0 M M M
2/24/2018 7:00 AM 0.00 0.0 M M M
2/25/2018 7:00 AM 0.00 0.0 M M M
2/26/2018 7:00 AM 0.00 0.0 M M M
2/27/2018 7:00 AM 0.09 M M M M
2/28/2018 7:00 AM 0.06 M M M M mostly fell as small hail/graupel yesterday (see hail report); low temp 34 degrees this morning.
3/1/2018 7:00 AM 0.00 0.0 M M M
3/5/2018 7:00 AM 0.00 0.0 M M M
3/6/2018 7:00 AM 0.00 0.0 M M M
3/7/2018 7:00 AM 0.00 0.0 M M M
3/8/2018 7:00 AM 0.00 0.0 M M M
3/9/2018 7:00 AM 0.00 0.0 M M M
3/10/2018 7:00 AM T M M M M
3/11/2018 7:00 AM 0.74 M M M M
3/12/2018 7:00 AM 0.00 0.0 M M M
3/13/2018 7:00 AM 0.01 M M M M
3/14/2018 7:00 AM 0.18 M M M M
3/15/2018 7:00 AM 0.37 M M M M
3/16/2018 7:00 AM 0.00 0.0 M M M
3/17/2018 7:00 AM 0.25 M M M M
3/18/2018 7:00 AM 0.00 0.0 M M M
3/19/2018 7:00 AM 0.00 0.0 M M M
3/20/2018 7:00 AM 0.00 0.0 M M M
3/21/2018 8:00 AM 0.14 M M M M Light rain at observation time
3/22/2018 7:30 AM 2.04 M M M M light rain at observation time



Start Date End Date & Time Duration in Days Precipitation Snow Depth Snow Depth SWE Notes
1/8/2018 1/11/2018 7:00 AM 4 1.92 M M
3/2/2018 3/04/2018 7:00 AM 3 0.88 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
2/27/2018 11:10 AM spotter VTU405 1/4" Pea Size 1/4" Pea Size Rice Mixed|White Ice 7 1min no damage Continuous False Before rain Same time as smaller hail vertical