Station Overview Station Location
Station Number CO-YU-66 Latitude 40.352327
Station Name Alvin 3.1 N Longitude -102.07921
County Yuma Elevation (ft) 3608



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 1.30 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
Nov 10 0.58 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
Dec 10 0.36 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
Jan 11 0.39 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
Feb 11 0.41 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
March 11 1.02 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
April 11 1.81 0.91 4 0.91 4 0.00 0 0 4 0 0.0 0 0
May 11 2.95 7.37 10 7.37 10 0.00 0 0 10 0 0.0 0 0
June 11 2.86 2.51 13 2.51 13 0.00 0 0 7 0 0.0 0 0
July 11 2.96 2.27 9 2.27 9 0.00 0 0 9 0 0.0 0 0
Aug 11 2.41 1.34 4 1.34 4 0.00 0 0 3 0 0.0 0 0
Sept 11 1.33 0.55 2 0.55 2 0.00 0 0 2 0 0.0 0 0
Water Year Totals: 18.38" 14.95" 42 days 14.95" 42 0.00" 0 days 0 35 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
10/18/2010
10/19/2010
10/20/2010
10/21/2010
10/22/2010
10/23/2010
10/24/2010
10/25/2010
10/26/2010
10/27/2010
10/28/2010
10/29/2010
10/30/2010
10/31/2010
11/1/2010
11/2/2010
11/3/2010
11/4/2010
11/5/2010
11/6/2010
11/7/2010
11/8/2010
11/9/2010
11/10/2010
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
11/21/2010
11/22/2010
11/23/2010
11/24/2010
11/25/2010
11/26/2010
11/27/2010
11/28/2010
11/29/2010
11/30/2010
12/1/2010
12/2/2010
12/3/2010
12/4/2010
12/5/2010
12/6/2010
12/7/2010
12/8/2010
12/9/2010
12/10/2010
12/11/2010
12/12/2010
12/13/2010
12/14/2010
12/15/2010
12/16/2010
12/17/2010
12/18/2010
12/19/2010
12/20/2010
12/21/2010
12/22/2010
12/23/2010
12/24/2010
12/25/2010
12/26/2010
12/27/2010
12/28/2010
12/29/2010
12/30/2010
12/31/2010
Day of YearDaily PrcpMultiday Prcp
1/1/2011
1/2/2011
1/3/2011
1/4/2011
1/5/2011
1/6/2011
1/7/2011
1/8/2011
1/9/2011
1/10/2011
1/11/2011
1/12/2011
1/13/2011
1/14/2011
1/15/2011
1/16/2011
1/17/2011
1/18/2011
1/19/2011
1/20/2011
1/21/2011
1/22/2011
1/23/2011
1/24/2011
1/25/2011
1/26/2011
1/27/2011
1/28/2011
1/29/2011
1/30/2011
1/31/2011
2/1/2011
2/2/2011
2/3/2011
2/4/2011
2/5/2011
2/6/2011
2/7/2011
2/8/2011
2/9/2011
2/10/2011
2/11/2011
2/12/2011
2/13/2011
2/14/2011
2/15/2011
2/16/2011
2/17/2011
2/18/2011
2/19/2011
2/20/2011
2/21/2011
2/22/2011
2/23/2011
2/24/2011
2/25/2011
2/26/2011
2/27/2011
2/28/2011
3/1/2011
3/2/2011
3/3/2011
3/4/2011
3/5/2011
3/6/2011
3/7/2011
3/8/2011
3/9/2011
3/10/2011
3/11/2011
3/12/2011
3/13/2011
3/14/2011
3/15/2011
3/16/2011
3/17/2011
3/18/2011
3/19/2011
3/20/2011
3/21/2011
3/22/2011
3/23/2011
3/24/2011
3/25/2011
3/26/2011
3/27/2011
3/28/2011
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
4/14/2011
4/15/2011
4/16/2011
4/17/2011
4/18/2011
4/19/2011
4/20/2011
4/21/2011
4/22/2011
4/23/2011
4/24/2011 0.09
4/25/2011 0.36
4/26/2011 0.25
4/27/2011 0.21
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 2.30
5/13/2011 0.71
5/14/2011
5/15/2011
5/16/2011
5/17/2011
5/18/2011 0.13
5/19/2011 0.40
5/20/2011 0.37
5/21/2011 0.03
5/22/2011
5/23/2011
5/24/2011 0.76
5/25/2011 2.41
5/26/2011
5/27/2011
5/28/2011 0.18
5/29/2011 0.08
5/30/2011
5/31/2011
6/1/2011
6/2/2011
6/3/2011
6/4/2011
6/5/2011
6/6/2011 0.00
6/7/2011 0.00
6/8/2011 0.00
6/9/2011 0.00
6/10/2011 0.00
6/11/2011 0.00
6/12/2011 0.85
6/13/2011
6/14/2011
6/15/2011
6/16/2011
6/17/2011 0.49
6/18/2011 0.14
6/19/2011
6/20/2011 0.38
6/21/2011 0.41
6/22/2011
6/23/2011
6/24/2011 0.09
6/25/2011 0.15
6/26/2011
6/27/2011
6/28/2011
6/29/2011
6/30/2011
Day of YearDaily PrcpMultiday Prcp
7/1/2011
7/2/2011 0.04
7/3/2011 0.28
7/4/2011
7/5/2011
7/6/2011 0.97
7/7/2011 0.13
7/8/2011
7/9/2011 0.17
7/10/2011 0.09
7/11/2011 0.04
7/12/2011 0.22
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 0.33
7/28/2011
7/29/2011
7/30/2011
7/31/2011
8/1/2011
8/2/2011
8/3/2011
8/4/2011
8/5/2011 0.00
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 0.48
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 0.04
8/30/2011 0.82
8/31/2011
9/1/2011
9/2/2011
9/3/2011
9/4/2011
9/5/2011
9/6/2011
9/7/2011
9/8/2011
9/9/2011
9/10/2011
9/11/2011
9/12/2011
9/13/2011
9/14/2011
9/15/2011 0.36
9/16/2011 0.19
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
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
4/24/2011 7:00 AM 0.09 M M M M
4/25/2011 7:00 AM 0.36 M M M M
4/26/2011 7:00 AM 0.25 M M M M
4/27/2011 7:00 AM 0.21 M M M M
5/12/2011 7:00 AM 2.30 M M M M Started raining around 6:00 p.m. 5/11 and has rained off and on since. VERY NICE!
5/13/2011 7:00 AM 0.71 M M M M
5/18/2011 7:00 AM 0.13 M M M M
5/19/2011 7:00 AM 0.40 M M M M
5/20/2011 7:00 AM 0.37 M M M M
5/21/2011 7:00 AM 0.03 M M M M
5/24/2011 7:00 AM 0.76 M M M M
5/25/2011 7:00 AM 2.41 M M M M There was no hail only rain
5/28/2011 7:00 AM 0.18 M M M M Rained during the night of the 27th
5/29/2011 7:00 AM 0.08 M M M M
6/6/2011 7:00 AM 0.00 0.0 M M M
6/7/2011 7:00 AM 0.00 0.0 M M M
6/8/2011 7:00 AM 0.00 0.0 M M M
6/9/2011 7:00 AM 0.00 0.0 M M M
6/10/2011 7:00 AM 0.00 0.0 M M M
6/11/2011 7:00 AM 0.00 0.0 M M M
6/12/2011 7:00 AM 0.85 M M M M rain with a trace of hail
6/17/2011 7:00 AM 0.49 M M M M .20 by 8:00 p.m. 6/16 and the rest during the night.
6/18/2011 7:00 AM 0.14 M M M M
6/20/2011 7:00 AM 0.38 M M M M Trace of hail & "strobe" lightening
6/21/2011 7:00 AM 0.41 M M M M
6/24/2011 7:00 AM 0.09 M M M M
6/25/2011 7:00 AM 0.15 M M M M
7/2/2011 7:00 AM 0.04 M M M M
7/3/2011 7:00 AM 0.28 M M M M
7/6/2011 7:00 AM 0.97 M M M M Wind gusts up to 51 miles per hour.
7/7/2011 7:00 AM 0.13 M M M M
7/9/2011 7:00 AM 0.17 M M M M
7/10/2011 7:00 AM 0.09 M M M M
7/11/2011 7:00 AM 0.04 M M M M
7/12/2011 7:00 AM 0.22 M M M M
7/27/2011 7:00 AM 0.33 M M M M
8/5/2011 7:00 AM 0.00 0.0 M M M
8/20/2011 7:00 AM 0.48 M M M M
8/29/2011 7:00 AM 0.04 M M M M
8/30/2011 7:00 AM 0.82 M M M M
9/15/2011 7:00 AM 0.36 M M M M
9/16/2011 7:00 AM 0.19 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
6/19/2011 9:00 PM "The hail fell on June 19th about 9:00pm. Our hail pad had very little damage. 2 miles to the north of us got wiped clean and the midnight storm 4 miles to the south of us got wiped clean. We were lucky right here in the middle of both." 1/2" Grape 1/4" Pea Size Rice no damage False 148