Station Overview Station Location
Station Number AZ-PM-231 Latitude 32.489208
Station Name Catalina 2.5 ESE Longitude -110.884141
County Pima Elevation (ft) 3348



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 14 1.17 1.46 31 1.46 31 0.00 0 0 4 1 0.0 0 0
Nov 14 0.83 0.00 30 0.00 30 0.00 0 0 0 0 0.0 0 0
Dec 14 1.29 2.86 31 2.86 31 0.00 0 0 8 1 0.0 0 0
Jan 15 1.29 2.89 31 2.89 31 0.00 0 0 8 1 0.0 0 0
Feb 15 1.18 0.62 28 0.62 28 0.00 0 0 2 1 0.0 0 0
March 15 1.14 0.81 31 0.81 31 0.00 0 0 2 2 0.0 0 0
April 15 0.40 0.60 30 0.60 30 0.00 0 0 2 1 0.0 0 0
May 15 0.25 0.80 31 0.80 31 0.00 0 0 5 0 0.0 0 0
June 15 0.30 0.59 29 0.59 29 0.00 0 0 5 4 0.0 0 0
July 15 2.10 1.97 31 1.97 31 0.00 0 0 10 8 0.0 0 0
Aug 15 2.92 3.53 31 3.53 31 0.00 0 0 12 5 0.0 0 0
Sept 15 1.40 2.46 29 2.46 29 0.00 0 0 7 3 0.0 0 0
Water Year Totals: 14.27" 18.59" 363 days 18.59" 363 0.00" 0 days 0 65 days 27 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
10/1/2014 0.00
10/2/2014 0.00
10/3/2014 0.00
10/4/2014 0.00
10/5/2014 0.00
10/6/2014 0.00
10/7/2014 0.00
10/8/2014 0.06
10/9/2014 0.98
10/10/2014 0.13
10/11/2014 0.00
10/12/2014 0.00
10/13/2014 0.00
10/14/2014 0.00
10/15/2014 0.00
10/16/2014 0.00
10/17/2014 0.00
10/18/2014 0.00
10/19/2014 0.00
10/20/2014 0.29
10/21/2014 0.00
10/22/2014 0.00
10/23/2014 0.00
10/24/2014 0.00
10/25/2014 0.00
10/26/2014 T
10/27/2014 0.00
10/28/2014 0.00
10/29/2014 0.00
10/30/2014 0.00
10/31/2014 0.00
11/1/2014 0.00
11/2/2014 0.00
11/3/2014 0.00
11/4/2014 0.00
11/5/2014 0.00
11/6/2014 0.00
11/7/2014 0.00
11/8/2014 0.00
11/9/2014 0.00
11/10/2014 0.00
11/11/2014 0.00
11/12/2014 0.00
11/13/2014 0.00
11/14/2014 0.00
11/15/2014 0.00
11/16/2014 0.00
11/17/2014 0.00
11/18/2014 0.00
11/19/2014 0.00
11/20/2014 0.00
11/21/2014 0.00
11/22/2014 0.00
11/23/2014 0.00
11/24/2014 0.00
11/25/2014 0.00
11/26/2014 0.00
11/27/2014 0.00
11/28/2014 0.00
11/29/2014 0.00
11/30/2014 0.00
12/1/2014 0.00
12/2/2014 0.00
12/3/2014 0.01
12/4/2014 0.23
12/5/2014 0.92
12/6/2014 0.00
12/7/2014 0.00
12/8/2014 0.00
12/9/2014 0.00
12/10/2014 0.00
12/11/2014 0.00
12/12/2014 0.00
12/13/2014 T
12/14/2014 0.69
12/15/2014 0.00
12/16/2014 0.00
12/17/2014 0.18
12/18/2014 0.47
12/19/2014 0.24
12/20/2014 0.00
12/21/2014 0.00
12/22/2014 0.00
12/23/2014 0.00
12/24/2014 0.00
12/25/2014 0.00
12/26/2014 0.12
12/27/2014 0.00
12/28/2014 0.00
12/29/2014 0.00
12/30/2014 0.00
12/31/2014 0.00
Day of YearDaily PrcpMultiday Prcp
1/1/2015 0.96
1/2/2015 0.00
1/3/2015 0.00
1/4/2015 0.00
1/5/2015 0.00
1/6/2015 0.00
1/7/2015 0.00
1/8/2015 0.00
1/9/2015 0.09
1/10/2015 0.00
1/11/2015 0.00
1/12/2015 0.01
1/13/2015 0.00
1/14/2015 0.01
1/15/2015 T
1/16/2015 0.00
1/17/2015 0.00
1/18/2015 0.00
1/19/2015 0.00
1/20/2015 0.00
1/21/2015 0.00
1/22/2015 0.00
1/23/2015 0.00
1/24/2015 0.00
1/25/2015 0.00
1/26/2015 0.00
1/27/2015 0.05
1/28/2015 0.02
1/29/2015 0.00
1/30/2015 0.19
1/31/2015 1.56
2/1/2015 0.53
2/2/2015 0.00
2/3/2015 0.00
2/4/2015 0.00
2/5/2015 0.00
2/6/2015 0.00
2/7/2015 0.00
2/8/2015 0.00
2/9/2015 0.00
2/10/2015 0.00
2/11/2015 0.00
2/12/2015 0.00
2/13/2015 0.00
2/14/2015 0.00
2/15/2015 0.00
2/16/2015 0.00
2/17/2015 0.00
2/18/2015 0.00
2/19/2015 0.00
2/20/2015 0.00
2/21/2015 0.00
2/22/2015 0.00
2/23/2015 0.00
2/24/2015 T
2/25/2015 0.09
2/26/2015 0.00
2/27/2015 0.00
2/28/2015 0.00
3/1/2015 0.00
3/2/2015 0.00
3/3/2015 0.57
3/4/2015 0.00
3/5/2015 0.00
3/6/2015 0.00
3/7/2015 0.00
3/8/2015 0.00
3/9/2015 0.00
3/10/2015 0.00
3/11/2015 0.00
3/12/2015 0.00
3/13/2015 T
3/14/2015 T
3/15/2015 0.00
3/16/2015 0.00
3/17/2015 0.00
3/18/2015 0.00
3/19/2015 0.24
3/20/2015 0.00
3/21/2015 0.00
3/22/2015 0.00
3/23/2015 0.00
3/24/2015 0.00
3/25/2015 0.00
3/26/2015 0.00
3/27/2015 0.00
3/28/2015 0.00
3/29/2015 0.00
3/30/2015 0.00
3/31/2015 0.00
Day of YearDaily PrcpMultiday Prcp
4/1/2015 0.00
4/2/2015 0.00
4/3/2015 0.00
4/4/2015 0.00
4/5/2015 0.00
4/6/2015 0.00
4/7/2015 0.00
4/8/2015 0.00
4/9/2015 0.00
4/10/2015 0.00
4/11/2015 0.00
4/12/2015 0.00
4/13/2015 0.00
4/14/2015 0.00
4/15/2015 0.00
4/16/2015 0.00
4/17/2015 0.00
4/18/2015 0.00
4/19/2015 0.00
4/20/2015 0.00
4/21/2015 0.00
4/22/2015 0.00
4/23/2015 0.00
4/24/2015 0.00
4/25/2015 0.02
4/26/2015 0.58
4/27/2015 T
4/28/2015 0.00
4/29/2015 0.00
4/30/2015 0.00
5/1/2015 0.00
5/2/2015 0.00
5/3/2015 0.00
5/4/2015 0.11
5/5/2015 0.36
5/6/2015 0.00
5/7/2015 0.00
5/8/2015 0.08
5/9/2015 0.00
5/10/2015 0.00
5/11/2015 0.00
5/12/2015 0.00
5/13/2015 0.00
5/14/2015 0.00
5/15/2015 0.00
5/16/2015 0.22
5/17/2015 0.03
5/18/2015 0.00
5/19/2015 0.00
5/20/2015 0.00
5/21/2015 0.00
5/22/2015 0.00
5/23/2015 0.00
5/24/2015 0.00
5/25/2015 0.00
5/26/2015 0.00
5/27/2015 0.00
5/28/2015 0.00
5/29/2015 0.00
5/30/2015 0.00
5/31/2015 0.00
6/1/2015 0.00
6/2/2015 0.00
6/3/2015 0.00
6/4/2015 0.00
6/5/2015 T
6/6/2015 0.21
6/7/2015 0.00
6/8/2015 0.00
6/9/2015 0.24
6/10/2015 0.01
6/11/2015 0.00
6/12/2015 0.00
6/13/2015 0.00
6/14/2015 0.00
6/15/2015 0.00
6/16/2015 0.00
6/17/2015 0.00
6/18/2015 0.00
6/19/2015 0.00
6/20/2015 0.00
6/21/2015 0.00
6/22/2015 0.00
6/23/2015 0.00
6/24/2015 0.00
6/25/2015
6/26/2015 T
6/27/2015 T
6/28/2015 0.12
6/29/2015 0.01
6/30/2015 T
Day of YearDaily PrcpMultiday Prcp
7/1/2015 0.08
7/2/2015 T
7/3/2015 0.00
7/4/2015 0.00
7/5/2015 T
7/6/2015 0.68
7/7/2015 0.00
7/8/2015 0.00
7/9/2015 T
7/10/2015 0.08
7/11/2015 T
7/12/2015 0.00
7/13/2015 0.01
7/14/2015 T
7/15/2015 0.00
7/16/2015 T
7/17/2015 0.22
7/18/2015 0.05
7/19/2015 0.05
7/20/2015 T
7/21/2015 0.00
7/22/2015 0.00
7/23/2015 0.00
7/24/2015 0.04
7/25/2015 0.00
7/26/2015 0.00
7/27/2015 0.00
7/28/2015 T
7/29/2015 0.68
7/30/2015 0.08
7/31/2015 0.00
8/1/2015 0.13
8/2/2015 T
8/3/2015 0.00
8/4/2015 0.00
8/5/2015 0.00
8/6/2015 0.00
8/7/2015 0.00
8/8/2015 1.14
8/9/2015 T
8/10/2015 0.09
8/11/2015 T
8/12/2015 0.84
8/13/2015 0.01
8/14/2015 0.00
8/15/2015 0.00
8/16/2015 0.13
8/17/2015 0.00
8/18/2015 0.00
8/19/2015 0.00
8/20/2015 0.00
8/21/2015 0.42
8/22/2015 0.00
8/23/2015 0.46
8/24/2015 T
8/25/2015 0.19
8/26/2015 0.03
8/27/2015 T
8/28/2015 0.02
8/29/2015 0.00
8/30/2015 0.00
8/31/2015 0.07
9/1/2015 1.05
9/2/2015 0.00
9/3/2015 0.00
9/4/2015 0.14
9/5/2015 T
9/6/2015 0.16
9/7/2015 0.00
9/8/2015 0.00
9/9/2015 0.01
9/10/2015 T
9/11/2015 0.05
9/12/2015 0.00
9/13/2015 0.00
9/14/2015
9/15/2015 0.00
9/16/2015 T
9/17/2015 0.00
9/18/2015 0.00
9/19/2015 0.00
9/20/2015 0.00
9/21/2015 0.00
9/22/2015 0.86
9/23/2015 0.19
9/24/2015 0.00
9/25/2015 0.00
9/26/2015 0.00
9/27/2015 0.00
9/28/2015 0.00
9/29/2015 0.00
9/30/2015 0.00



Observation Date Observation Time Precipitation Snowfall Snowfall SWE Snow Depth Snow SWE Notes
10/1/2014 7:00 AM 0.00 0.0 M M M
10/2/2014 7:00 AM 0.00 0.0 M M M
10/3/2014 7:00 AM 0.00 0.0 M M M
10/4/2014 7:00 AM 0.00 0.0 M M M
10/5/2014 7:00 AM 0.00 0.0 M M M
10/6/2014 7:00 AM 0.00 0.0 M M M
10/7/2014 7:00 AM 0.00 0.0 M M M
10/8/2014 7:00 AM 0.06 M M M M Fell overnight.
10/9/2014 7:00 AM 0.98 M M M M CoCo gauge. Tipping bucket has problem.
10/10/2014 7:00 AM 0.13 0.0 M M M
10/11/2014 7:00 AM 0.00 0.0 M M M
10/12/2014 7:00 AM 0.00 0.0 M M M
10/13/2014 7:00 AM 0.00 0.0 M M M
10/14/2014 7:00 AM 0.00 0.0 M M M
10/15/2014 7:00 AM 0.00 0.0 M M M
10/16/2014 7:00 AM 0.00 0.0 M M M
10/17/2014 7:00 AM 0.00 0.0 M M M
10/18/2014 7:00 AM 0.00 0.0 M M M
10/19/2014 7:00 AM 0.00 0.0 M M M
10/20/2014 7:00 AM 0.29 M M M M 1/4 inch graupel fell at start of several hour TSTM beginning about 1:30 PM.
10/21/2014 7:00 AM 0.00 0.0 M M M
10/22/2014 7:00 AM 0.00 0.0 M M M
10/23/2014 7:00 AM 0.00 0.0 M M M
10/24/2014 7:00 AM 0.00 0.0 M M M
10/25/2014 7:00 AM 0.00 0.0 M M M
10/26/2014 7:00 AM T M M M M Sunset sprinkle. Would not have known it had fallen if I hadn't been outside!
10/27/2014 7:00 AM 0.00 0.0 M M M
10/28/2014 7:00 AM 0.00 0.0 M M M
10/29/2014 7:00 AM 0.00 0.0 M M M
10/30/2014 7:00 AM 0.00 0.0 M M M
10/31/2014 7:00 AM 0.00 0.0 M M M
11/1/2014 7:00 AM 0.00 0.0 M M M
11/2/2014 7:00 AM 0.00 0.0 M M M
11/3/2014 7:00 AM 0.00 0.0 M M M
11/4/2014 7:00 AM 0.00 0.0 M M M
11/5/2014 7:00 AM 0.00 0.0 M M M
11/6/2014 7:00 AM 0.00 0.0 M M M
11/7/2014 7:00 AM 0.00 0.0 M M M
11/8/2014 7:00 AM 0.00 0.0 M M M
11/9/2014 7:00 AM 0.00 0.0 M M M
11/10/2014 7:00 AM 0.00 0.0 M M M
11/11/2014 7:00 AM 0.00 0.0 M M M
11/12/2014 7:00 AM 0.00 0.0 M M M
11/13/2014 7:00 AM 0.00 0.0 M M M
11/14/2014 7:00 AM 0.00 0.0 M M M
11/15/2014 7:00 AM 0.00 0.0 M M M
11/16/2014 7:00 AM 0.00 0.0 M M M
11/17/2014 7:00 AM 0.00 0.0 M M M
11/18/2014 7:00 AM 0.00 0.0 M M M
11/19/2014 7:00 AM 0.00 0.0 M M M
11/20/2014 7:00 AM 0.00 0.0 M M M
11/21/2014 7:00 AM 0.00 0.0 M M M
11/22/2014 7:00 AM 0.00 0.0 M M M
11/23/2014 7:00 AM 0.00 0.0 M M M
11/24/2014 7:00 AM 0.00 0.0 M M M
11/25/2014 7:00 AM 0.00 0.0 M M M
11/26/2014 7:00 AM 0.00 0.0 M M M
11/27/2014 7:00 AM 0.00 0.0 M M M
11/28/2014 7:00 AM 0.00 0.0 M M M
11/29/2014 7:00 AM 0.00 0.0 M M M
11/30/2014 7:00 AM 0.00 0.0 M M M
12/1/2014 7:00 AM 0.00 0.0 M M M
12/2/2014 7:00 AM 0.00 0.0 M M M
12/3/2014 7:00 AM 0.01 M M M M 0.01 also in CoCo ground mounted gauge. Fell between 9 and 10 PM AST.
12/4/2014 7:00 AM 0.23 M M M M 0.20 inches from Davis Vantage tipping bucket. RB 0230 AST.
12/5/2014 7:00 AM 0.92 M M M M Measured in CoCo ground mounted gauge since DVP is malfunctioning reporting 0.80 inches. Fell between ob time and 1:30 PM local, R- OCNLY R. Windshift, small temperature drop, and brief R+ at noon.
12/6/2014 7:00 AM 0.00 0.0 M M M
12/7/2014 7:00 AM 0.00 0.0 M M M
12/8/2014 7:00 AM 0.00 0.0 M M M
12/9/2014 7:00 AM 0.00 0.0 M M M
12/10/2014 7:00 AM 0.00 0.0 M M M
12/11/2014 7:00 AM 0.00 0.0 M M M
12/12/2014 7:00 AM 0.00 0.0 M M M
12/13/2014 7:00 AM T M M M M Isolated drops just before 0700 AST. RWU OMTNS, SSW-W-NW.
12/14/2014 7:00 AM 0.69 M M M M RB at ob time, R-- with L-, then R-, OCNLY R. FROPA 11 AM AST. Temp dropped from 52 to 48 F is all with windshift. Davis TB, 0.65 inches.
12/15/2014 7:00 AM 0.00 0.0 M M M
12/16/2014 7:00 AM 0.00 0.0 M M M
12/17/2014 7:00 AM 0.18 M M M M RB after 0130 local. 0.16 was measured by DAvis TB, larger amount in CoCo gauge on the ground.
12/18/2014 7:00 AM 0.47 M M M M Thunder w at 3 PM preceding RW. 0.42 inches total by Davis Vantage Pro 2 TB.
12/19/2014 7:00 AM 0.24 M M M M Mainly in two convective bands before 1 PM.
12/20/2014 7:00 AM 0.00 0.0 M M M
12/21/2014 7:00 AM 0.00 0.0 M M M
12/22/2014 7:00 AM 0.00 0.0 M M M
12/23/2014 7:00 AM 0.00 0.0 M M M
12/24/2014 7:00 AM 0.00 0.0 M M M
12/25/2014 7:00 AM 0.00 0.0 M M M
12/26/2014 7:00 AM 0.12 M M M M 0.10 inches indicated by Davis Tipping bucket. Fell before midnight.
12/27/2014 7:00 AM 0.00 0.0 M M M
12/28/2014 7:00 AM 0.00 0.0 M M M
12/29/2014 7:00 AM 0.00 0.0 M M M
12/30/2014 7:00 AM 0.00 0.0 M M M
12/31/2014 7:00 AM 0.00 0.0 M M M
1/1/2015 7:00 AM 0.96 M M M M Snow depth 2 inches at dawn. Changed to snow last few hours. 0.88 inches in Davis TB. Snow on side of gauge.
1/2/2015 7:00 AM 0.00 0.0 M M M
1/3/2015 7:00 AM 0.00 0.0 M M M
1/4/2015 7:00 AM 0.00 0.0 M M M
1/5/2015 7:00 AM 0.00 0.0 M M M
1/6/2015 7:00 AM 0.00 0.0 M M M
1/7/2015 7:00 AM 0.00 0.0 M M M
1/8/2015 7:00 AM 0.00 0.0 M M M
1/9/2015 7:00 AM 0.09 M M M M Fell before 10 PM. From Davis TB.
1/10/2015 7:00 AM 0.00 0.0 M M M
1/11/2015 7:00 AM 0.00 0.0 M M M
1/12/2015 7:00 AM 0.01 M M M M
1/13/2015 7:00 AM 0.00 0.0 M M M
1/14/2015 7:00 AM 0.01 M M M M
1/15/2015 7:00 AM T 0.0 M M M Several brief afternoon RW--
1/16/2015 7:00 AM 0.00 0.0 M M M
1/17/2015 7:00 AM 0.00 0.0 M M M
1/18/2015 7:00 AM 0.00 0.0 M M M
1/19/2015 7:00 AM 0.00 0.0 M M M
1/20/2015 7:00 AM 0.00 0.0 M M M
1/21/2015 7:00 AM 0.00 0.0 M M M Long virga trails in vicinity.
1/22/2015 7:00 AM 0.00 0.0 M M M
1/23/2015 7:00 AM 0.00 0.0 M M M
1/24/2015 7:00 AM 0.00 0.0 M M M
1/25/2015 7:00 AM 0.00 0.0 M M M
1/26/2015 7:00 AM 0.00 0.0 M M M
1/27/2015 7:00 AM 0.05 M M M M Fell during past hour
1/28/2015 7:00 AM 0.02 M M M M Fell in the hour after ob time.
1/29/2015 7:00 AM 0.00 0.0 M M M
1/30/2015 7:00 AM 0.19 M M M M Amount from CoCo on ground next to Davis TB. Davis TB reported 0.17 inches, and has been underreporting precip for many months. RB 0130 LST.
1/31/2015 7:00 AM 1.56 M M M M This value from CoCoRahs gauge on ground next to Davis TB. Davis TB, 1.24 inches over same period.
2/1/2015 7:00 AM 0.53 M M M M R- most of daylight hours. 0.40 inches reported by Davis TB for this same period. The reported amount is from a CoCoRahs gauge on the ground next to the Davis TB.
2/2/2015 7:00 AM 0.00 0.0 M M M
2/3/2015 7:00 AM 0.00 0.0 M M M
2/4/2015 7:00 AM 0.00 0.0 M M M
2/5/2015 7:00 AM 0.00 0.0 M M M
2/6/2015 7:00 AM 0.00 0.0 M M M
2/7/2015 7:00 AM 0.00 0.0 M M M
2/8/2015 7:00 AM 0.00 0.0 M M M
2/9/2015 7:00 AM 0.00 0.0 M M M
2/10/2015 7:00 AM 0.00 0.0 M M M
2/11/2015 7:00 AM 0.00 0.0 M M M
2/12/2015 7:00 AM 0.00 0.0 M M M
2/13/2015 7:00 AM 0.00 0.0 M M M
2/14/2015 7:00 AM 0.00 0.0 M M M
2/15/2015 7:00 AM 0.00 0.0 M M M
2/16/2015 7:00 AM 0.00 0.0 M M M Sprinkle from Cb overhang 1/2 mi S of house, 3:15 PM.
2/17/2015 7:00 AM 0.00 0.0 M M M
2/18/2015 7:00 AM 0.00 0.0 M M M
2/19/2015 7:00 AM 0.00 0.0 M M M
2/20/2015 7:00 AM 0.00 0.0 M M M
2/21/2015 7:00 AM 0.00 0.0 M M M
2/22/2015 7:00 AM 0.00 0.0 M M M
2/23/2015 7:00 AM 0.00 0.0 M M M
2/24/2015 7:00 AM T M M M M Isolated small drops after 0400 LST.
2/25/2015 7:00 AM 0.09 M M M M 0.08 inches indicated by adjacent Davis TB. 0.09 values were the same in TWO separate CoCoRahs gauges, one adjacent to Davis, and one in the yard about 30 yards away. Both CoCo gauges are on the ground.
2/26/2015 7:00 AM 0.00 0.0 M M M
2/27/2015 7:00 AM 0.00 0.0 M M M
2/28/2015 7:00 AM 0.00 0.0 M M M
3/1/2015 7:00 AM 0.00 0.0 M M M
3/2/2015 7:00 AM 0.00 0.0 M M M
3/3/2015 7:00 AM 0.57 M M M M 0.55 inches indicated by the Davis TB.
3/4/2015 7:00 AM 0.00 0.0 M M M
3/5/2015 7:00 AM 0.00 0.0 M M M
3/6/2015 7:00 AM 0.00 0.0 M M M
3/7/2015 7:00 AM 0.00 0.0 M M M
3/8/2015 7:00 AM 0.00 0.0 M M M
3/9/2015 7:00 AM 0.00 0.0 M M M
3/10/2015 7:00 AM 0.00 0.0 M M M
3/11/2015 7:00 AM 0.00 0.0 M M M
3/12/2015 7:00 AM 0.00 0.0 M M M
3/13/2015 7:00 AM T M M M M Sprinkle of small drops overnight; images on dusty car.
3/14/2015 7:00 AM T 0.0 M M M Literally TWO drops were detected just after 4:08 PM as dying, glaciating Cu passed overhead.
3/15/2015 7:00 AM 0.00 0.0 M M M
3/16/2015 7:00 AM 0.00 0.0 M M M
3/17/2015 7:00 AM 0.00 0.0 M M M
3/18/2015 7:00 AM 0.00 0.0 M M M
3/19/2015 7:00 AM 0.24 M M M M
3/20/2015 7:00 AM 0.00 0.0 M M M
3/21/2015 7:00 AM 0.00 0.0 M M M
3/22/2015 7:00 AM 0.00 0.0 M M M
3/23/2015 7:00 AM 0.00 0.0 M M M
3/24/2015 7:00 AM 0.00 0.0 M M M
3/25/2015 7:00 AM 0.00 0.0 M M M
3/26/2015 7:00 AM 0.00 0.0 M M M
3/27/2015 7:00 AM 0.00 0.0 M M M
3/28/2015 7:00 AM 0.00 0.0 M M M
3/29/2015 7:00 AM 0.00 0.0 M M M
3/30/2015 7:00 AM 0.00 0.0 M M M
3/31/2015 7:00 AM 0.00 0.0 M M M
4/1/2015 7:00 AM 0.00 0.0 M M M
4/2/2015 7:00 AM 0.00 0.0 M M M
4/3/2015 7:00 AM 0.00 0.0 M M M
4/4/2015 7:00 AM 0.00 0.0 M M M
4/5/2015 7:00 AM 0.00 0.0 M M M
4/6/2015 7:00 AM 0.00 0.0 M M M
4/7/2015 7:00 AM 0.00 0.0 M M M
4/8/2015 7:00 AM 0.00 0.0 M M M
4/9/2015 7:00 AM 0.00 0.0 M M M
4/10/2015 7:00 AM 0.00 0.0 M M M
4/11/2015 7:00 AM 0.00 0.0 M M M
4/12/2015 7:00 AM 0.00 0.0 M M M
4/13/2015 7:00 AM 0.00 0.0 M M M
4/14/2015 7:00 AM 0.00 0.0 M M M
4/15/2015 7:00 AM 0.00 0.0 M M M
4/16/2015 7:00 AM 0.00 0.0 M M M
4/17/2015 7:00 AM 0.00 0.0 M M M
4/18/2015 7:00 AM 0.00 0.0 M M M
4/19/2015 7:00 AM 0.00 0.0 M M M
4/20/2015 7:00 AM 0.00 0.0 M M M
4/21/2015 7:00 AM 0.00 0.0 M M M
4/22/2015 7:00 AM 0.00 0.0 M M M
4/23/2015 7:00 AM 0.00 0.0 M M M
4/24/2015 7:00 AM 0.00 0.0 M M M
4/25/2015 7:00 AM 0.02 0.0 M M M RW- the morning before after 7 AM.
4/26/2015 7:00 AM 0.58 M M M M TSTM between 0130 and 0200 LST. 0.55 inches in Davis TB.
4/27/2015 7:00 AM T M M M M Isolated morning drops prior morning from OVC Sc.
4/28/2015 7:00 AM 0.00 0.0 M M M
4/29/2015 7:00 AM 0.00 0.0 M M M
4/30/2015 7:00 AM 0.00 0.0 M M M
5/1/2015 7:00 AM 0.00 0.0 M M M
5/2/2015 7:00 AM 0.00 0.0 M M M
5/3/2015 7:00 AM 0.00 0.0 M M M
5/4/2015 7:00 AM 0.11 M M M M TSTMS OVRNGT, IN MORNG. 0.11 inches also in Davis TB.
5/5/2015 7:00 AM 0.36 M M M M All but 0.01 fell between 8 and 10 PM during a prolonged TSTM.
5/6/2015 7:00 AM 0.00 0.0 M M M
5/7/2015 7:00 AM 0.00 0.0 M M M
5/8/2015 7:00 AM 0.08 M M M M Brief RWs between 4:30 and 6 PM AST from very thin line of Cu-sm Cbs. Lucky to get measurable rain!
5/9/2015 7:00 AM 0.00 0.0 M M M
5/10/2015 7:00 AM 0.00 0.0 M M M
5/11/2015 7:00 AM 0.00 0.0 M M M
5/12/2015 7:00 AM 0.00 0.0 M M M
5/13/2015 7:00 AM 0.00 0.0 M M M
5/14/2015 7:00 AM 0.00 0.0 M M M AFTN RW- in VCTY
5/15/2015 7:00 AM 0.00 0.0 M M M
5/16/2015 7:00 AM 0.22 M M M M R-- at time of ob. 0.20 inches in David TB.
5/17/2015 7:00 AM 0.03 M M M M Fell just after ob time.
5/18/2015 7:00 AM 0.00 0.0 M M M
5/19/2015 7:00 AM 0.00 0.0 M M M
5/20/2015 7:00 AM 0.00 0.0 M M M
5/21/2015 7:00 AM 0.00 0.0 M M M
5/22/2015 7:00 AM 0.00 0.0 M M M
5/23/2015 7:00 AM 0.00 0.0 M M M
5/24/2015 7:00 AM 0.00 0.0 M M M
5/25/2015 7:00 AM 0.00 0.0 M M M
5/26/2015 7:00 AM 0.00 0.0 M M M
5/27/2015 7:00 AM 0.00 0.0 M M M
5/28/2015 7:00 AM 0.00 0.0 M M M
5/29/2015 7:00 AM 0.00 0.0 M M M
5/30/2015 7:00 AM 0.00 0.0 M M M
5/31/2015 7:00 AM 0.00 0.0 M M M
6/1/2015 7:00 AM 0.00 0.0 M M M
6/2/2015 7:00 AM 0.00 0.0 M M M
6/3/2015 7:00 AM 0.00 0.0 M M M
6/4/2015 7:00 AM 0.00 0.0 M M M
6/5/2015 7:00 AM T M M M M Sprinkles from mid-level deck during afternoon and evening. LTG W-N at dawn.
6/6/2015 7:00 AM 0.21 M M M M Due to several small TSTM cells in narrow line that passed overhead. 0.19 inches indicated by Davis TB.
6/7/2015 7:00 AM 0.00 0.0 M M M
6/8/2015 7:00 AM 0.00 0.0 M M M
6/9/2015 7:00 AM 0.24 M M M M Rain began just after midnight. Davis TB also indicated 0.24 inches. No wind during rain.
6/10/2015 7:00 AM 0.01 M M M M Fell between 7 and 8 AM AST.
6/11/2015 7:00 AM 0.00 0.0 M M M
6/12/2015 7:00 AM 0.00 0.0 M M M
6/13/2015 7:00 AM 0.00 0.0 M M M
6/14/2015 7:00 AM 0.00 0.0 M M M
6/15/2015 7:00 AM 0.00 0.0 M M M
6/16/2015 7:00 AM 0.00 0.0 M M M
6/17/2015 7:00 AM 0.00 0.0 M M M
6/18/2015 7:00 AM 0.00 0.0 M M M
6/19/2015 7:00 AM 0.00 0.0 M M M
6/20/2015 7:00 AM 0.00 0.0 M M M
6/21/2015 7:00 AM 0.00 0.0 M M M
6/22/2015 7:00 AM 0.00 0.0 M M M
6/23/2015 7:00 AM 0.00 0.0 M M M
6/24/2015 7:00 AM 0.00 0.0 M M M
6/26/2015 7:00 AM T M M M M WEAK TSTM CORE PASSED E OF STN. Nice rainbow, though.
6/27/2015 7:00 AM T M M M M RW-- just after 8 pm AST.
6/28/2015 7:00 AM 0.12 M M M M Short-lived but vicious TSTM began at 2:20 PM. Temp dropped 24 F in 10 min, wind gusts to 35 mph estimated. A one-flasher TSTM after 8 pm dropped 0.01 inches to complete rain events.
6/29/2015 7:00 AM 0.01 M M M M Three separate TSTMS yesterday, first just after local noon left the 0.01. Roads awash just 1.5 mi SW from that one. Others were noise and no rain beyond sprinkles.
6/30/2015 7:00 AM T M M M M Late AFTN and evening spkls. Severe TSTM just couple of miles NW at 4:30 PM LST. Blue flashes from downed power lines visible N end Catalina.
7/1/2015 7:00 AM 0.08 M M M M Brief T-showers in evening, 30 s of very isolated pea-sized hail. 0.08 inches collected by all three gauges, 2 CoCos, and a Davis TB.
7/2/2015 7:00 AM T M M M M OCNL drops from Cu cong overhangs, and in the evening a few drops from a mass of dead stratiform Cb remains
7/3/2015 7:00 AM 0.00 0.0 M M M
7/4/2015 7:00 AM 0.00 0.0 M M M
7/5/2015 7:00 AM T M M M M Sprinkles from mid-level overcast.
7/6/2015 7:00 AM 0.68 M M M M Average of 0.69 and 0.67 inches in two CoCo gauges located about 30 yds apart, one adjacent to Davis TB. 0.61 indicated by Davis TB. Nearly all of rain fell in 30 min, OCNL LTG.
7/7/2015 7:00 AM 0.00 0.0 M M M
7/8/2015 7:00 AM 0.00 0.0 M M M
7/9/2015 7:00 AM T M M M M About 4 (!) isolated drops felt at 6:36-6:37 PM, cell mainly to NW. Tiny drops seemed to have blown out from under the main dissipating shield.
7/10/2015 7:00 AM 0.08 M M M M 0.07 inches in Davis TB. 0.08 in both CoCo gauges on the ground.
7/11/2015 7:00 AM T M M M M Sparse, large drop spkl from "small" Cu cong/shallow Cb 3:30 PM-3:40 PM.
7/12/2015 7:00 AM 0.00 0.0 M M M
7/13/2015 7:00 AM 0.01 M M M M TSTM, RW- in evening. Main dump NE-SE OMTNS.
7/14/2015 7:00 AM T M M M M A few late afternoon small drops from widespread stratiform debris shield.
7/15/2015 7:00 AM 0.00 0.0 M M M
7/16/2015 7:00 AM T M M M M
7/17/2015 7:00 AM 0.22 M M M M Fell in two TSTM episodes, the first late yesterday afternoon (0.04), then just after dark. Wind gusts to maybe 40 mph. 0.21 inches indicated by Davis TB.
7/18/2015 7:00 AM 0.05 M M M M Morning TSTMs just after ob time.
7/19/2015 7:00 AM 0.05 M M M M Fell between 11 PM AST and midnight.
7/20/2015 7:00 AM T M M M M A few drops fell out of a developing cell overhead in the late afternoon. Dumps its load NNE of here.
7/21/2015 7:00 AM 0.00 0.0 M M M
7/22/2015 7:00 AM 0.00 0.0 M M M
7/23/2015 7:00 AM 0.00 0.0 M M M
7/24/2015 7:00 AM 0.04 M M M M R-- during morning hours yesterday.
7/25/2015 7:00 AM 0.00 0.0 M M M
7/26/2015 7:00 AM 0.00 0.0 M M M
7/27/2015 7:00 AM 0.00 0.0 M M M
7/28/2015 7:00 AM T M M M M A few drops fell from a thick Ac layer, 0950-0952. Had to be outside or would have gone unnoticed.
7/29/2015 7:00 AM 0.68 M M M M 0.64 indicated by Davis TB. 0.43 inches in 14 min yesterday afternoon. 0.69 inches in a second CoCo gauge next to Davis TB, but both are on the ground. Winds during TRW+ estimated >30 mph in puffs from ESE--blew from direction of Mt. Lemmon.
7/30/2015 7:00 AM 0.08 M M M M Most fell just after dark.
7/31/2015 7:00 AM 0.00 0.0 M M M
8/1/2015 7:00 AM 0.13 M M M M 0.10 in one of several nearby TSTMS. 0.03 fell just after dark from dissipating TSTM.
8/2/2015 7:00 AM T M M M M AFTN SPKLS FM CB DEBRIS CLDS.
8/3/2015 7:00 AM 0.00 0.0 M M M
8/4/2015 7:00 AM 0.00 0.0 M M M
8/5/2015 7:00 AM 0.00 0.0 M M M
8/6/2015 7:00 AM 0.00 0.0 M M M
8/7/2015 7:00 AM 0.00 0.0 M M M
8/8/2015 7:00 AM 1.14 M M M M Thunderama from before 10 AM, til just about dawn this morning. Major dump yesterday afternoon when 0.71 inches fell in 30 min, winds to 30 kts, VSBY briefly 1/8 mile. 1.05 inches indicated by Davis TB. 1.14 inches is the average of two CoCo gauges on the ground, separated by about 30 yards.
8/9/2015 7:00 AM T M M M M Remains of TSTM dropped a few drops during late AFTN.
8/10/2015 7:00 AM 0.09 M M M M Violent two minute episode in otherwise weak rain TSTM at 4:30 PM. Gusts to 50 mph. VSNY 1/4 mile in peak rain. Davis TB 0.07 inches
8/11/2015 7:00 AM T M M M M Morning and evening SPKLS from stratiform remains of CBs.
8/12/2015 7:00 AM 0.84 M M M M Twofer day, morning TSTM, 0.22; evening storms CONTUS LTG, 0.62 inches in three groupings of cells. 0.80 indicated by Davis TB. 0.84 in NWS style 8-inch, ground mounted gauge about 20 feet from Davis, surrounded by low vegetation.
8/13/2015 7:00 AM 0.01 M M M M Fell in the two h after ob time from a dissipating Cb complex.
8/14/2015 7:00 AM 0.00 0.0 M M M
8/15/2015 7:00 AM 0.00 0.0 M M M
8/16/2015 7:00 AM 0.13 M M M M RB about 10:15 AST, two pulses from small passing overhead showers, TSTMS. RE before midnight. 0.13 in Davis TB, 0.13 in NWS style gauge, and 0.12 in a CoCo gauge some 50 feet NE of those two. THis is the first time a ground-mounted CoCo gauge had less. Hmmmmm.. Wind gusts between 30-40 mph during first rain episode (of two).
8/17/2015 7:00 AM 0.00 0.0 M M M
8/18/2015 7:00 AM 0.00 0.0 M M M
8/19/2015 7:00 AM 0.00 0.0 M M M
8/20/2015 7:00 AM 0.00 0.0 M M M
8/21/2015 7:00 AM 0.42 M M M M Three small TSTM cells developed almost overhead with little movement. Some strikes within a few hundred yards of house! 0.39 in NWS 8-inh gauge; 0.36 inches in Davis TB. CoCo gauge is ground mounted surrounded by low vegetation to prevent wind-affected catches.
8/22/2015 7:00 AM 0.00 0.0 M M M
8/23/2015 7:00 AM 0.46 M M M M Several small cells developed nearly overhead during mid-afternnon. Numerous close LTG strikes close to house. 0.46 in NWS-style gauge, and that amount was also indicated by the Davis (Vantage Pro) TB, a first for these gauges to indicate the same amount. Winds did gust briefly to 25-35 mph during one cell.
8/24/2015 7:00 AM T M M M M A few drops from a late afternoon debris cloud.
8/25/2015 7:00 AM 0.19 M M M M Fell overnight in stratiform situations. 0.18 inches indicated by Davis TB; 0.18 inches in co-loacted NWS-style 8-inch gauge. 0.19 inches was in CoCo gauge, some 30yards to NE of these, ground mounted.
8/26/2015 7:00 AM 0.03 M M M M Fell gently for several hours during the evening from overcast mid-level debris clouds.
8/27/2015 7:00 AM T M M M M Near miss by Code 3 (barely can see through it) rain shaft, just a mile or so to N. Close strikes here.
8/28/2015 7:00 AM 0.02 M M M M Brief very large drop shower about 3:15 PM.
8/29/2015 7:00 AM 0.00 0.0 M M M
8/30/2015 7:00 AM 0.00 0.0 M M M
8/31/2015 7:00 AM 0.07 M M M M CB developed overhead N, moved N; about half dozen very close strikes. However, main dump was just to N.
9/1/2015 7:00 AM 1.05 M M M M Measured in both the CoCo and NWS-8-inch gauge. Davis TB, 0.99 inches. Two periods of LTG, each having about a half inch of rain. First, just before midnight, second occurred 1-2 AM. FQTLTGICCC in first. OCNL LTG in second episode.
9/2/2015 7:00 AM 0.00 0.0 M M M
9/3/2015 7:00 AM 0.00 0.0 M M M
9/4/2015 7:00 AM 0.14 M M M M Measurement from ground mounted CoCo gauge. Stratiform rain with embedded Cbs, thunder, no shafts visible. 0.13 inches in NWS gauge, 0.12 inches indicated by Davis Vantage Pro TB.
9/5/2015 7:00 AM T M M M M Drops began to fall as ob day ended.
9/6/2015 7:00 AM 0.16 M M M M R-- OCNLY R- for a few hours yesterday morning. Meaurement from ground mounted CoCo gauge. 0.15 inches in NWS gauge, and 0.15 inches indicated by Davis TB.
9/7/2015 7:00 AM 0.00 0.0 M M M
9/8/2015 7:00 AM 0.00 0.0 M M M
9/9/2015 7:00 AM 0.01 M M M M Morning close call with high-based TSTMs. Main shafts passed just to NW-NE.
9/10/2015 7:00 AM T M M M M Sprinkle overnight as manifested by a small puddle on a recycle bin lid. Corroborated in a radar loop.
9/11/2015 7:00 AM 0.05 M M M M R--- OCNLY R-- during morning. Rained for about 5 h with so little accum.
9/12/2015 7:00 AM 0.00 0.0 M M M
9/13/2015 7:00 AM 0.00 0.0 M M M
9/15/2015 7:00 AM 0.00 0.0 M M M
9/16/2015 7:00 AM T M M M M Tiny cell produced 1-min shower about 7:30 PM, RW at first, but drops got smaller immediately and didn't quite measure in any of the three gauges.
9/17/2015 7:00 AM 0.00 0.0 M M M
9/18/2015 7:00 AM 0.00 0.0 M M M
9/19/2015 7:00 AM 0.00 0.0 M M M
9/20/2015 7:00 AM 0.00 0.0 M M M
9/21/2015 7:00 AM 0.00 0.0 M M M First drops not quite here.
9/22/2015 7:00 AM 0.86 M M M M A day of intermittent rain, some of it from warm rain processes. Amount is from the CoCo gauge. 0.83 inches in the NWS-style 8-inch gauge, and only 0.77 inches indicated by the Davis Vantage Pro tipping bucket. No LTG with this event.
9/23/2015 7:00 AM 0.19 M M M M TSTM mid day with WSHFT. 0.18 indicated by Davis TB; 0.18 in NWS-style 8-inch gauge.
9/24/2015 7:00 AM 0.00 0.0 M M M
9/25/2015 7:00 AM 0.00 0.0 M M M
9/26/2015 7:00 AM 0.00 0.0 M M M
9/27/2015 7:00 AM 0.00 0.0 M M M
9/28/2015 7:00 AM 0.00 0.0 M M M
9/29/2015 7:00 AM 0.00 0.0 M M M
9/30/2015 7:00 AM 0.00 0.0 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