Station Overview Station Location
Station Number AZ-PM-137 Latitude 32.474517
Station Name Oro Valley 5.8 N Longitude -110.957964
County Pima Elevation (ft) 3000



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 09 1.15 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
Nov 09 0.77 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
Dec 09 1.18 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
Jan 10 1.20 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
Feb 10 1.08 2.49 6 2.49 6 0.00 0 0 6 0 0.0 0 0
March 10 1.05 1.52 3 1.52 3 0.00 0 0 3 0 0.0 0 0
April 10 0.37 0.11 3 0.11 3 0.00 0 0 3 0 0.0 0 0
May 10 0.23 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
June 10 0.31 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
July 10 2.08 3.33 31 3.33 31 0.00 0 0 8 6 0.0 0 0
Aug 10 2.82 1.57 31 1.57 31 0.00 0 0 10 1 0.0 0 0
Sept 10 1.39 0.29 30 0.29 30 0.00 0 0 3 1 0.0 0 0
Water Year Totals: 13.63" 9.31" 104 days 9.31" 104 0.00" 0 days 0 33 days 8 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
10/1/2009
10/2/2009
10/3/2009
10/4/2009
10/5/2009
10/6/2009
10/7/2009
10/8/2009
10/9/2009
10/10/2009
10/11/2009
10/12/2009
10/13/2009
10/14/2009
10/15/2009
10/16/2009
10/17/2009
10/18/2009
10/19/2009
10/20/2009
10/21/2009
10/22/2009
10/23/2009
10/24/2009
10/25/2009
10/26/2009
10/27/2009
10/28/2009
10/29/2009
10/30/2009
10/31/2009
11/1/2009
11/2/2009
11/3/2009
11/4/2009
11/5/2009
11/6/2009
11/7/2009
11/8/2009
11/9/2009
11/10/2009
11/11/2009
11/12/2009
11/13/2009
11/14/2009
11/15/2009
11/16/2009
11/17/2009
11/18/2009
11/19/2009
11/20/2009
11/21/2009
11/22/2009
11/23/2009
11/24/2009
11/25/2009
11/26/2009
11/27/2009
11/28/2009
11/29/2009
11/30/2009
12/1/2009
12/2/2009
12/3/2009
12/4/2009
12/5/2009
12/6/2009
12/7/2009
12/8/2009
12/9/2009
12/10/2009
12/11/2009
12/12/2009
12/13/2009
12/14/2009
12/15/2009
12/16/2009
12/17/2009
12/18/2009
12/19/2009
12/20/2009
12/21/2009
12/22/2009
12/23/2009
12/24/2009
12/25/2009
12/26/2009
12/27/2009
12/28/2009
12/29/2009
12/30/2009
12/31/2009
Day of YearDaily PrcpMultiday Prcp
1/1/2010
1/2/2010
1/3/2010
1/4/2010
1/5/2010
1/6/2010
1/7/2010
1/8/2010
1/9/2010
1/10/2010
1/11/2010
1/12/2010
1/13/2010
1/14/2010
1/15/2010
1/16/2010
1/17/2010
1/18/2010
1/19/2010
1/20/2010
1/21/2010
1/22/2010
1/23/2010
1/24/2010
1/25/2010
1/26/2010
1/27/2010
1/28/2010
1/29/2010
1/30/2010
1/31/2010
2/1/2010
2/2/2010
2/3/2010
2/4/2010
2/5/2010
2/6/2010
2/7/2010 0.83
2/8/2010
2/9/2010
2/10/2010
2/11/2010 0.17
2/12/2010
2/13/2010
2/14/2010
2/15/2010
2/16/2010
2/17/2010
2/18/2010
2/19/2010
2/20/2010
2/21/2010 0.36
2/22/2010 0.15
2/23/2010 0.53
2/24/2010
2/25/2010
2/26/2010
2/27/2010
2/28/2010 0.45
3/1/2010 1.27
3/2/2010
3/3/2010
3/4/2010
3/5/2010
3/6/2010
3/7/2010
3/8/2010
3/9/2010
3/10/2010
3/11/2010
3/12/2010
3/13/2010
3/14/2010
3/15/2010
3/16/2010
3/17/2010
3/18/2010
3/19/2010
3/20/2010
3/21/2010
3/22/2010
3/23/2010
3/24/2010 0.24
3/25/2010 0.01
3/26/2010
3/27/2010
3/28/2010
3/29/2010
3/30/2010
3/31/2010
Day of YearDaily PrcpMultiday Prcp
4/1/2010
4/2/2010
4/3/2010
4/4/2010
4/5/2010
4/6/2010
4/7/2010
4/8/2010
4/9/2010
4/10/2010
4/11/2010
4/12/2010
4/13/2010
4/14/2010
4/15/2010
4/16/2010
4/17/2010
4/18/2010
4/19/2010
4/20/2010 0.01
4/21/2010
4/22/2010 0.03
4/23/2010 0.07
4/24/2010
4/25/2010
4/26/2010
4/27/2010
4/28/2010
4/29/2010
4/30/2010
5/1/2010
5/2/2010
5/3/2010
5/4/2010
5/5/2010
5/6/2010
5/7/2010
5/8/2010
5/9/2010
5/10/2010
5/11/2010
5/12/2010
5/13/2010
5/14/2010
5/15/2010
5/16/2010
5/17/2010
5/18/2010
5/19/2010
5/20/2010
5/21/2010
5/22/2010
5/23/2010
5/24/2010
5/25/2010
5/26/2010
5/27/2010
5/28/2010
5/29/2010
5/30/2010
5/31/2010
6/1/2010
6/2/2010
6/3/2010
6/4/2010
6/5/2010
6/6/2010
6/7/2010
6/8/2010
6/9/2010
6/10/2010
6/11/2010
6/12/2010
6/13/2010
6/14/2010
6/15/2010
6/16/2010
6/17/2010
6/18/2010
6/19/2010
6/20/2010
6/21/2010
6/22/2010
6/23/2010
6/24/2010
6/25/2010
6/26/2010
6/27/2010
6/28/2010
6/29/2010
6/30/2010
Day of YearDaily PrcpMultiday Prcp
7/1/2010 T
7/2/2010 0.00
7/3/2010 0.00
7/4/2010 0.00
7/5/2010 0.00
7/6/2010 0.00
7/7/2010 0.00
7/8/2010 0.00
7/9/2010 T
7/10/2010 0.01
7/11/2010 0.00
7/12/2010 0.00
7/13/2010 T
7/14/2010 T
7/15/2010 0.00
7/16/2010 T
7/17/2010 0.00
7/18/2010 0.08
7/19/2010 0.00
7/20/2010 0.94
7/21/2010 0.00
7/22/2010 0.01
7/23/2010 T
7/24/2010 0.00
7/25/2010 0.61
7/26/2010 0.00
7/27/2010 0.00
7/28/2010 0.00
7/29/2010 0.25
7/30/2010 1.15
7/31/2010 0.28
8/1/2010 0.08
8/2/2010 0.00
8/3/2010 0.00
8/4/2010 0.00
8/5/2010 0.00
8/6/2010 0.00
8/7/2010 0.01
8/8/2010 0.28
8/9/2010 0.19
8/10/2010 0.00
8/11/2010 0.00
8/12/2010 0.00
8/13/2010 0.00
8/14/2010 0.00
8/15/2010 0.00
8/16/2010 0.40
8/17/2010 0.00
8/18/2010 0.00
8/19/2010 0.00
8/20/2010 0.00
8/21/2010 0.00
8/22/2010 0.20
8/23/2010 0.00
8/24/2010 0.05
8/25/2010 0.11
8/26/2010 0.00
8/27/2010 0.15
8/28/2010 T
8/29/2010 0.10
8/30/2010 0.00
8/31/2010 0.00
9/1/2010 0.00
9/2/2010 0.00
9/3/2010 0.00
9/4/2010 T
9/5/2010 0.00
9/6/2010 0.00
9/7/2010 0.00
9/8/2010 0.21
9/9/2010 0.00
9/10/2010 0.00
9/11/2010 0.00
9/12/2010 0.00
9/13/2010 0.00
9/14/2010 0.00
9/15/2010 0.00
9/16/2010 0.00
9/17/2010 0.00
9/18/2010 0.00
9/19/2010 0.00
9/20/2010 0.00
9/21/2010 0.00
9/22/2010 0.03
9/23/2010 0.05
9/24/2010 0.00
9/25/2010 0.00
9/26/2010 0.00
9/27/2010 0.00
9/28/2010 0.00
9/29/2010 0.00
9/30/2010 0.00



Observation Date Observation Time Precipitation Snowfall Snowfall SWE Snow Depth Snow SWE Notes
2/7/2010 7:00 AM 0.83 M M M M
2/11/2010 7:00 AM 0.17 M M M M All rain fell after noon and before midnight on 10 Feb.
2/21/2010 7:00 AM 0.36 M M M M RAINFALL BEGAN 1130; STOPPED BEFORE MIDNIGHT.
2/22/2010 7:00 AM 0.15 M M M M RAIN BEGAN SOMETIME AFTER MIDNIGHT
2/23/2010 7:00 AM 0.53 M M M M TOTAL RAINFALL FOR 22 FEB = .53
2/28/2010 7:00 AM 0.45 M M M M RAIN BEGAN APPROX 0200; RAIN GAGE READ AT 0700 28 FEB; RAIN STILL FALLING AT 0700
3/1/2010 7:00 AM 1.27 M M M M RAIN BEGAN 0200, ENDED 1730 FEB TOTAL 3.16 JAN TOTAL 3.66
3/24/2010 7:00 AM 0.24 M M M M Delayed Rain report 05&06 Mar 0.75; 08 Mar 0.01; 11 Mar 0.26; Rain gage read by my wife while I was out of town.
3/25/2010 7:00 AM 0.01 M M M M RAIN SHOWER OCCURRED ON AM 24 MARCH.
4/20/2010 7:00 AM 0.01 M M M M Light Rain Shower 19 April.
4/22/2010 7:00 AM 0.03 M M M M Rain shower began @ 1605 21 April One loud thunder clap at approx 1930
4/23/2010 7:00 AM 0.07 M M M M .02 ON 22 APRIL. ,05 ON 23 APRIL; NOT RAINING O630 TO O6OO.
7/1/2010 7:00 AM T M M M M TRW vicinity 1415-1500 30 June. Intermittent raindrops at station.
7/2/2010 7:00 AM 0.00 0.0 M M M
7/3/2010 7:00 AM 0.00 0.0 M M M
7/4/2010 7:00 AM 0.00 0.0 M M M
7/5/2010 7:00 AM 0.00 0.0 M M M
7/6/2010 7:00 AM 0.00 0.0 M M M
7/7/2010 7:00 AM 0.00 0.0 M M M
7/8/2010 7:00 AM 0.00 0.0 M M M
7/9/2010 7:00 AM T M M M M Intermittent rain drops observed on windows and rocks from 1715 to 1745. Virga all quads.
7/10/2010 7:00 AM 0.01 M M M M
7/11/2010 7:00 AM 0.00 0.0 M M M Virga all quads late AM until late PM. Rain visible over Mt. Lemmon 1200-1400.
7/12/2010 7:00 AM 0.00 0.0 M M M
7/13/2010 7:00 AM T M M M M Had a T-- rain shower sometime between 2100 12 July and 0500 13 Jul. No trace in raingage. Muddy rain drop residue on car windshield.
7/14/2010 7:00 AM T M M M M T-- Felt a few raindrops between 0500 and 0505 Wed 14 July. I was outside from 0500 to 0645. Rain gage dry. Overcast AC above MT. LEMMON (9,157). Some virga W through SSE.
7/15/2010 7:00 AM 0.00 0.0 M M M
7/16/2010 7:00 AM T M M M M Report for 15 July. T rainfall observed on windows and felt on face outside at 1715. Rain guage dry for 24 hrs. Two thunderstorm observed 1600-1730; 1 North; 1 East drifting S over Oro Valley. Also felt isolated raindrops at 1930.
7/17/2010 7:00 AM 0.00 0.0 M M M
7/18/2010 7:00 AM 0.08 M M M M Nearly continuous lightning, occasional distant thunder, from 1700 17 July to 0600 18 July and continuing; mostly North, occasionally NE through NW.
7/19/2010 7:00 AM 0.00 0.0 M M M
7/20/2010 7:00 AM 0.94 M M M M TRW began 2330 19 July; ended 0230 20 July. Copious lightning and thunder all quads.
7/21/2010 7:00 AM 0.00 0.0 M M M
7/22/2010 7:00 AM 0.01 M M M M TRW 0746 TO 0755 21 July = 0.01 for the day.
7/23/2010 7:00 AM T M M M M On Thursday 22 July, isolated rain drops fell intermittently during the day and from 1800 to 1900. Rain gauge dry.
7/24/2010 7:00 AM 0.00 0.0 M M M
7/25/2010 7:00 AM 0.61 M M M M 24 July TRW vicinity with intermittent rain from 1730 to 1900; except heavy rain 1758 to 1810 and 1820 to 1845.
7/26/2010 7:00 AM 0.00 0.0 M M M
7/27/2010 7:00 AM 0.00 0.0 M M M
7/28/2010 7:00 AM 0.00 0.0 M M M
7/29/2010 7:00 AM 0.25 M M M M 28 July; 3 periods of precip: APPROX 1230-1300 RW=0.04; 1608-1620 TRW with Thunder & lightning =0.19; UNK RW sometime after 2100 and before 0445=0.02.
7/30/2010 7:00 AM 1.15 M M M M TRW with lightning began 2340 29 July; continuing until 0130 30 July; intermittent RW until 0330.
7/31/2010 7:00 AM 0.28 M M M M Mostly light intermittent rain/rain showers from 1800 30 July until 0230 31 July. TRW 1900 to 2100; station on edge of precip pattern. July precip total to date 3.33 inches.
8/1/2010 7:00 AM 0.08 M M M M Intermittent light rain/showers from nearby Thunderstorm on afternoon on 31 July.
8/2/2010 7:00 AM 0.00 0.0 M M M
8/3/2010 7:00 AM 0.00 0.0 M M M
8/4/2010 7:00 AM 0.00 0.0 M M M
8/5/2010 7:00 AM 0.00 0.0 M M M
8/6/2010 7:00 AM 0.00 0.0 M M M
8/7/2010 7:00 AM 0.01 M M M M 06 Aug: T in guage @ 1900; probably fell between 1800-1900 from TRW to North. Rest of .01 probably fell between 1900-2400.
8/8/2010 7:00 AM 0.28 M M M M 07 July: TRW before 1600 =.01; TRW began 2130 (accurate)=.27, ended?
8/9/2010 7:00 AM 0.19 M M M M 08 Aug: TRW 1907-1930 = .14; .05 fell sometime after 2200.
8/10/2010 7:00 AM 0.00 0.0 M M M
8/11/2010 7:00 AM 0.00 0.0 M M M
8/12/2010 7:00 AM 0.00 0.0 M M M
8/13/2010 7:00 AM 0.00 0.0 M M M
8/14/2010 7:00 AM 0.00 0.0 M M M
8/15/2010 7:00 AM 0.00 0.0 M M M
8/16/2010 7:00 AM 0.40 M M M M 15 Aug:TRW as shown in duration below. Small HAIL for 12 minutes. This TS drifted off to NNW. Another TRW drifted fm S to N: total precip .16; started @2103; ended UNK. Thunder & lightning to N until 0230(?).
8/17/2010 7:00 AM 0.00 0.0 M M M
8/18/2010 7:00 AM 0.00 0.0 M M M
8/19/2010 7:00 AM 0.00 0.0 M M M
8/20/2010 7:00 AM 0.00 0.0 M M M
8/21/2010 7:00 AM 0.00 0.0 M M M
8/22/2010 7:00 AM 0.20 M M M M 21 Aug: TRW: heavy shower began 2140 and tapered off rapidly; ended unk. A series of TSTMS was drifting S to N up Oro Valley all evening. Lightning visible N until after midnight.
8/23/2010 7:00 AM 0.00 0.0 M M M
8/24/2010 7:00 AM 0.05 M M M M 23 Aug TRW began 1355; ended 1430. Most of rainfall was in first 15 min; intermittent there after. MONTH TO DATE 1.13
8/25/2010 7:00 AM 0.11 M M M M 23 Aug TRW- began 1647,occnly intermittent, continued thru 2015 until unknown time.
8/26/2010 7:00 AM 0.00 0.0 M M M
8/27/2010 7:00 AM 0.15 M M M M
8/28/2010 7:00 AM T M M M M 27 Aug: TRW-- at 1600. Few raindrops; rain gauge dry.
8/29/2010 7:00 AM 0.10 M M M M 28 Aug: TRW- 1745-1830; two very light rain showers; 1925-2130; intermittent light rain showers. Monthly total: 1.49
8/30/2010 7:00 AM 0.00 0.0 M M M
8/31/2010 7:00 AM 0.00 0.0 M M M
9/1/2010 7:00 AM 0.00 0.0 M M M 31 AUG: 0.0O August monthly total: 1.49
9/2/2010 7:00 AM 0.00 0.0 M M M
9/3/2010 7:00 AM 0.00 0.0 M M M
9/4/2010 7:00 AM T M M M M 03 Sept: several Thunderstorms in the vicinity from 1430. Virga from TSTM with bases above 10,000ft. At 1630 raindrops were falling to ground, however, rain gauge dry.
9/5/2010 7:00 AM 0.00 0.0 M M M
9/6/2010 7:00 AM 0.00 0.0 M M M
9/7/2010 7:00 AM 0.00 0.0 M M M
9/8/2010 7:00 AM 0.21 M M M M 07 SEP: TRW 1600-1730. Most of rain fell in first 30 minutes.
9/9/2010 7:00 AM 0.00 0.0 M M M
9/10/2010 7:00 AM 0.00 0.0 M M M
9/11/2010 7:00 AM 0.00 0.0 M M M
9/12/2010 7:00 AM 0.00 0.0 M M M
9/13/2010 7:00 AM 0.00 0.0 M M M
9/14/2010 7:00 AM 0.00 0.0 M M M
9/15/2010 7:00 AM 0.00 0.0 M M M
9/16/2010 7:00 AM 0.00 0.0 M M M
9/17/2010 7:00 AM 0.00 0.0 M M M
9/18/2010 7:00 AM 0.00 0.0 M M M
9/19/2010 7:00 AM 0.00 0.0 M M M
9/20/2010 7:00 AM 0.00 0.0 M M M
9/21/2010 7:00 AM 0.00 0.0 M M M
9/22/2010 7:00 AM 0.03 M M M M 22 Sep: .03 early AM est. 0100-0130.
9/23/2010 7:00 AM 0.05 M M M M Fell between 1130 and 1330.
9/24/2010 7:00 AM 0.00 0.0 M M M
9/25/2010 7:00 AM 0.00 0.0 M M M
9/26/2010 7:00 AM 0.00 0.0 M M M
9/27/2010 7:00 AM 0.00 0.0 M M M
9/28/2010 7:00 AM 0.00 0.0 M M M
9/29/2010 7:00 AM 0.00 0.0 M M M
9/30/2010 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