Station Overview Station Location
Station Number CA-SC-71 Latitude 37.369704
Station Name Sunnyvale 1.8 SW Longitude -122.051899
County Santa Clara Elevation (ft) 150



Month 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 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
Nov 19 1.30 4 1.30 4 0.00 0 0 4 0 0.0 0 0
Dec 19 2.27 10 2.27 10 0.00 0 0 10 0 0.0 0 0
Jan 20 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
Feb 20 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
March 20 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
April 20 1.10 1 1.10 1 0.00 0 0 1 0 0.0 0 0
May 20 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
June 20 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
July 20 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
Aug 20 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
Sept 20 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
Water Year Totals: 4.67" 15 days 4.67" 15 0.00" 0 days 0 15 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
10/1/2019
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
10/18/2019
10/19/2019
10/20/2019
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
11/16/2019
11/17/2019
11/18/2019
11/19/2019
11/20/2019
11/21/2019
11/22/2019
11/23/2019
11/24/2019
11/25/2019
11/26/2019 0.54
11/27/2019 0.57
11/28/2019
11/29/2019 0.02
11/30/2019 0.17
12/1/2019 0.32
12/2/2019 0.16
12/3/2019 0.02
12/4/2019 0.57
12/5/2019 0.01
12/6/2019 0.26
12/7/2019 0.54
12/8/2019 0.18
12/9/2019
12/10/2019 0.09
12/11/2019
12/12/2019
12/13/2019
12/14/2019 0.12
12/15/2019
12/16/2019
12/17/2019
12/18/2019
12/19/2019
12/20/2019
12/21/2019
12/22/2019
12/23/2019
12/24/2019
12/25/2019
12/26/2019
12/27/2019
12/28/2019
12/29/2019
12/30/2019
12/31/2019
Day of YearDaily PrcpMultiday Prcp
1/1/2020
1/2/2020
1/3/2020
1/4/2020
1/5/2020
1/6/2020
1/7/2020
1/8/2020
1/9/2020
1/10/2020
1/11/2020
1/12/2020
1/13/2020
1/14/2020
1/15/2020
1/16/2020
1/17/2020
1/18/2020
1/19/2020
1/20/2020
1/21/2020
1/22/2020
1/23/2020
1/24/2020
1/25/2020
1/26/2020
1/27/2020
1/28/2020
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
3/7/2020
3/8/2020
3/9/2020
3/10/2020
3/11/2020
3/12/2020
3/13/2020
3/14/2020
3/15/2020
3/16/2020
3/17/2020
3/18/2020
3/19/2020
3/20/2020
3/21/2020
3/22/2020
3/23/2020
3/24/2020
3/25/2020
3/26/2020
3/27/2020
3/28/2020
3/29/2020
3/30/2020
3/31/2020
Day of YearDaily PrcpMultiday Prcp
4/1/2020
4/2/2020
4/3/2020
4/4/2020
4/5/2020 1.10
4/6/2020
4/7/2020
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
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
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
5/13/2020
5/14/2020
5/15/2020
5/16/2020
5/17/2020
5/18/2020
5/19/2020
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
5/31/2020
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
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
8/17/2020
8/18/2020
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
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
11/26/2019 11:59 PM 0.54 M M M M The first rainy day of the season!! A strong cold front associated with a cold low pressure system swept through.
11/27/2019 11:59 PM 0.57 M M M M Numerous showers associated with a cold low pressure system passed through
11/29/2019 11:59 PM 0.02 M M M M A few showers passed through as a deep low pressure system exited the area.
11/30/2019 11:59 PM 0.17 M M M M An atmospheric river took aim at the Bay Area then quickly slid south.
12/1/2019 11:59 PM 0.32 M M M M An atmospheric river stalled just to the south of the area (primarily over Southern Santa Clara and Monterey counties) causing periods of light rainfall
12/2/2019 11:59 PM 0.16 M M M M A stalled atmospheric river finally exited the area.
12/3/2019 11:59 PM 0.02 M M M M A storm system just began to approach the area.
12/4/2019 11:59 PM 0.57 M M M M A low pressure system made landfall on the Central Coast; however, there were still heavy showers in the area and rainfall totals were substantially increased by a stationary shower in the evening.
12/5/2019 11:59 PM 0.01 M M M M Dense fog
12/6/2019 11:59 PM 0.26 M M M M A weakening front moved through the area
12/7/2019 11:59 PM 0.54 M M M M Strong convection moved through the area as the core of a storm system moved overhead
12/8/2019 11:59 PM 0.18 M M M M Storm system exiting the region
12/10/2019 11:59 PM 0.09 M M M M Weak front approached at about 8 PM
12/14/2019 11:59 PM 0.12 M M M M Heavy showers during the evening behind a cold front
4/5/2020 6:00 PM 1.10 M M M M



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