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 18 1.15 3.68 30 3.68 30 0.00 0 0 10 1 0.0 0 0
Nov 18 0.77 0.35 30 0.35 30 0.00 0 0 1 0 0.0 0 0
Dec 18 1.18 1.23 31 1.23 31 0.00 0 0 6 1 0.0 0 0
Jan 19 1.20 1.49 31 1.49 31 0.00 0 0 6 1 0.5 1 1
Feb 19 1.08 3.87 28 3.87 28 0.00 0 0 11 0 0.0 0 0
March 19 1.05 0.77 31 0.77 31 0.00 0 0 2 0 0.0 0 0
April 19 0.37 0.08 30 0.08 30 0.00 0 0 3 2 0.0 0 0
May 19 0.23 0.32 31 0.32 31 0.00 0 0 5 1 0.0 0 0
June 19 0.31 0.00 30 0.00 30 0.00 0 0 0 0 0.0 0 0
July 19 2.08 0.65 31 0.65 31 0.00 0 0 5 3 0.0 0 0
Aug 19 2.82 0.71 31 0.71 31 0.00 0 0 4 0 0.0 0 0
Sept 19 1.39 1.13 30 1.13 30 0.00 0 0 8 2 0.0 0 0
Water Year Totals: 13.63" 14.28" 364 days 14.28" 364 0.00" 0 days 0 61 days 11 days 0.5" 1 days 1 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
10/1/2018 0.02
10/2/2018 0.75
10/3/2018 0.05
10/4/2018 0.00
10/5/2018 0.00
10/6/2018 0.00
10/7/2018
10/8/2018 0.30
10/9/2018 0.00
10/10/2018 0.00
10/11/2018 0.00
10/12/2018 0.33
10/13/2018 0.03
10/14/2018 1.27
10/15/2018 0.00
10/16/2018 0.81
10/17/2018 T
10/18/2018 0.00
10/19/2018 0.00
10/20/2018 0.00
10/21/2018 0.00
10/22/2018 0.01
10/23/2018 0.00
10/24/2018 0.11
10/25/2018 0.00
10/26/2018 0.00
10/27/2018 0.00
10/28/2018 0.00
10/29/2018 0.00
10/30/2018 0.00
10/31/2018 0.00
11/1/2018 0.00
11/2/2018 0.00
11/3/2018 0.00
11/4/2018 0.00
11/5/2018 0.00
11/6/2018 0.00
11/7/2018 0.00
11/8/2018 0.00
11/9/2018 0.00
11/10/2018 0.00
11/11/2018 0.00
11/12/2018 0.00
11/13/2018 0.00
11/14/2018 0.00
11/15/2018 0.00
11/16/2018 0.00
11/17/2018 0.00
11/18/2018 0.00
11/19/2018 0.00
11/20/2018 0.00
11/21/2018 0.00
11/22/2018 0.00
11/23/2018 0.00
11/24/2018 0.00
11/25/2018 0.00
11/26/2018 0.00
11/27/2018 0.00
11/28/2018 0.00
11/29/2018 0.00
11/30/2018 0.35
12/1/2018 0.02
12/2/2018 0.00
12/3/2018 T
12/4/2018 0.00
12/5/2018 0.00
12/6/2018 0.00
12/7/2018 0.30
12/8/2018 0.13
12/9/2018 0.00
12/10/2018 0.00
12/11/2018 0.00
12/12/2018 0.00
12/13/2018 0.00
12/14/2018 0.00
12/15/2018 0.00
12/16/2018 0.00
12/17/2018 0.00
12/18/2018 0.00
12/19/2018 0.00
12/20/2018 0.00
12/21/2018 0.00
12/22/2018 0.00
12/23/2018 0.00
12/24/2018 0.00
12/25/2018 0.00
12/26/2018 0.24
12/27/2018 0.02
12/28/2018 0.52
12/29/2018 0.00
12/30/2018 0.00
12/31/2018 0.00
Day of YearDaily PrcpMultiday Prcp
1/1/2019 0.47
1/2/2019 0.00
1/3/2019 T
1/4/2019 0.00
1/5/2019 0.00
1/6/2019 0.72
1/7/2019 0.13
1/8/2019 0.00
1/9/2019 0.00
1/10/2019 0.01
1/11/2019 0.00
1/12/2019 0.00
1/13/2019 0.15
1/14/2019 0.01
1/15/2019 0.00
1/16/2019 0.00
1/17/2019 0.00
1/18/2019 0.00
1/19/2019 0.00
1/20/2019 0.00
1/21/2019 0.00
1/22/2019 0.00
1/23/2019 0.00
1/24/2019 0.00
1/25/2019 0.00
1/26/2019 0.00
1/27/2019 0.00
1/28/2019 0.00
1/29/2019 0.00
1/30/2019 0.00
1/31/2019 0.00
2/1/2019 0.15
2/2/2019 0.05
2/3/2019 0.00
2/4/2019 0.86
2/5/2019 0.01
2/6/2019 0.08
2/7/2019 0.06
2/8/2019 0.00
2/9/2019 0.00
2/10/2019 0.00
2/11/2019 0.00
2/12/2019 0.00
2/13/2019 0.00
2/14/2019 0.00
2/15/2019 1.21
2/16/2019 0.01
2/17/2019 0.00
2/18/2019 0.00
2/19/2019 0.10
2/20/2019 0.00
2/21/2019 0.00
2/22/2019 0.94
2/23/2019 0.40
2/24/2019 0.00
2/25/2019 0.00
2/26/2019 0.00
2/27/2019 0.00
2/28/2019 0.00
3/1/2019 0.00
3/2/2019 0.00
3/3/2019 0.00
3/4/2019 0.00
3/5/2019 0.00
3/6/2019 0.00
3/7/2019 0.00
3/8/2019 0.00
3/9/2019 0.00
3/10/2019 0.00
3/11/2019 0.00
3/12/2019 0.48
3/13/2019 0.29
3/14/2019 0.00
3/15/2019 0.00
3/16/2019 0.00
3/17/2019 0.00
3/18/2019 0.00
3/19/2019 0.00
3/20/2019 0.00
3/21/2019 0.00
3/22/2019 0.00
3/23/2019 0.00
3/24/2019 0.00
3/25/2019 0.00
3/26/2019 0.00
3/27/2019 0.00
3/28/2019 0.00
3/29/2019 0.00
3/30/2019 0.00
3/31/2019 0.00
Day of YearDaily PrcpMultiday Prcp
4/1/2019 0.00
4/2/2019 0.00
4/3/2019 0.00
4/4/2019 0.00
4/5/2019 0.00
4/6/2019 0.01
4/7/2019 T
4/8/2019 0.00
4/9/2019 0.00
4/10/2019 0.00
4/11/2019 0.00
4/12/2019 0.00
4/13/2019 0.00
4/14/2019 0.00
4/15/2019 0.00
4/16/2019 0.00
4/17/2019 0.06
4/18/2019 0.00
4/19/2019 0.00
4/20/2019 0.00
4/21/2019 0.00
4/22/2019 0.00
4/23/2019 0.00
4/24/2019 0.01
4/25/2019 0.00
4/26/2019 0.00
4/27/2019 0.00
4/28/2019 0.00
4/29/2019 0.00
4/30/2019 T
5/1/2019 0.00
5/2/2019 0.00
5/3/2019 0.00
5/4/2019 0.00
5/5/2019 0.00
5/6/2019 0.00
5/7/2019 0.00
5/8/2019 T
5/9/2019 0.00
5/10/2019 0.00
5/11/2019 0.00
5/12/2019 0.06
5/13/2019 0.08
5/14/2019 0.00
5/15/2019 0.00
5/16/2019 0.00
5/17/2019 0.00
5/18/2019 0.00
5/19/2019 0.00
5/20/2019 0.12
5/21/2019 0.01
5/22/2019 0.00
5/23/2019 0.05
5/24/2019 0.00
5/25/2019 0.00
5/26/2019 0.00
5/27/2019 0.00
5/28/2019 0.00
5/29/2019 0.00
5/30/2019 0.00
5/31/2019 0.00
6/1/2019 0.00
6/2/2019 0.00
6/3/2019 0.00
6/4/2019 0.00
6/5/2019 0.00
6/6/2019 0.00
6/7/2019 0.00
6/8/2019 0.00
6/9/2019 0.00
6/10/2019 0.00
6/11/2019 0.00
6/12/2019 0.00
6/13/2019 0.00
6/14/2019 0.00
6/15/2019 0.00
6/16/2019 0.00
6/17/2019 0.00
6/18/2019 0.00
6/19/2019 0.00
6/20/2019 0.00
6/21/2019 0.00
6/22/2019 0.00
6/23/2019 0.00
6/24/2019 0.00
6/25/2019 0.00
6/26/2019 0.00
6/27/2019 0.00
6/28/2019 0.00
6/29/2019 0.00
6/30/2019 0.00
Day of YearDaily PrcpMultiday Prcp
7/1/2019 0.00
7/2/2019 0.00
7/3/2019 0.00
7/4/2019 0.00
7/5/2019 0.00
7/6/2019 0.00
7/7/2019 0.00
7/8/2019 0.00
7/9/2019 0.00
7/10/2019 0.00
7/11/2019 0.00
7/12/2019 0.00
7/13/2019 T
7/14/2019 0.08
7/15/2019 T
7/16/2019 0.00
7/17/2019 0.00
7/18/2019 0.00
7/19/2019 0.00
7/20/2019 0.00
7/21/2019 0.00
7/22/2019 0.00
7/23/2019 0.31
7/24/2019 0.01
7/25/2019 T
7/26/2019 0.10
7/27/2019 0.00
7/28/2019 0.00
7/29/2019 0.00
7/30/2019 0.15
7/31/2019 0.00
8/1/2019 0.00
8/2/2019 0.00
8/3/2019 0.00
8/4/2019 0.00
8/5/2019 0.00
8/6/2019 0.36
8/7/2019 0.00
8/8/2019 0.00
8/9/2019 0.00
8/10/2019 0.00
8/11/2019 0.13
8/12/2019 0.00
8/13/2019 0.00
8/14/2019 0.00
8/15/2019 0.00
8/16/2019 0.00
8/17/2019 0.00
8/18/2019 0.00
8/19/2019 0.00
8/20/2019 0.00
8/21/2019 0.00
8/22/2019 0.00
8/23/2019 0.00
8/24/2019 0.00
8/25/2019 0.00
8/26/2019 0.00
8/27/2019 0.00
8/28/2019 0.00
8/29/2019 0.21
8/30/2019 0.00
8/31/2019 0.01
9/1/2019 T
9/2/2019 0.18
9/3/2019 0.00
9/4/2019 T
9/5/2019 0.00
9/6/2019 0.00
9/7/2019 0.00
9/8/2019 0.00
9/9/2019 0.00
9/10/2019 0.00
9/11/2019 0.00
9/12/2019 0.00
9/13/2019 0.00
9/14/2019 0.00
9/15/2019 0.00
9/16/2019 0.00
9/17/2019 0.21
9/18/2019 0.00
9/19/2019 0.00
9/20/2019 0.00
9/21/2019 0.00
9/22/2019 0.00
9/23/2019 0.03
9/24/2019 0.22
9/25/2019 0.11
9/26/2019 0.12
9/27/2019 0.25
9/28/2019 0.01
9/29/2019 0.00
9/30/2019 0.00



Observation Date Observation Time Precipitation Snowfall Snowfall SWE Snow Depth Snow SWE Notes
10/1/2018 7:00 AM 0.02 M M M M 30 Sep: R-/-- 1738-1835 = 0.01 01 Oct: R-/-- 0625-0700 = 0.01
10/2/2018 7:00 AM 0.75 M M M M All Rain 01 Oct: Times below; R- INTMT R & R-- from TS ROSA
10/3/2018 7:00 AM 0.05 M M M M All Rain 02 Oct: times below; R/R-/-- Thanks to TD Rosa
10/4/2018 7:00 AM 0.00 0.0 M M M
10/5/2018 7:00 AM 0.00 0.0 M M M
10/6/2018 7:00 AM 0.00 0.0 M M M
10/8/2018 7:00 AM 0.30 M M M M All Rain 07 Oct, times below = 0.28". Plus TRW 1610-15 = T Plus RW-/-- 1910-2025 = 0.02
10/9/2018 7:00 AM 0.00 0.0 M M M
10/10/2018 7:00 AM 0.00 0.0 M M M
10/11/2018 7:00 AM 0.00 0.0 M M M
10/12/2018 7:00 AM 0.33 M M M M 11 OCT: TRW- 1713-1720 = T 12 OCT: as below, R continues
10/13/2018 7:00 AM 0.03 M M M M All Rain 12 Oct 0700-1010 = 0.03 R-/-- Remnants of Sergio
10/14/2018 7:00 AM 1.27 M M M M Near continuous Rain 0700 13 Oct to 0630 14 Oct with intmt pds of R-/-- with brief pds no rain mid-day 13 Oct. Remnants of TS Sergio.
10/15/2018 7:00 AM 0.00 0.0 M M M
10/16/2018 7:00 AM 0.81 M M M M 15 Oct 1720 R- to R at 1750, distant Thunder heard 1920 for 15 min, intmt R all night, R ended 16 Oct 0520.
10/17/2018 7:00 AM T M M M M 16 Oct: 1750 Intmt RW-- to est 2300 = T
10/18/2018 7:00 AM 0.00 0.0 M M M
10/19/2018 7:00 AM 0.00 0.0 M M M
10/20/2018 7:00 AM 0.00 0.0 M M M
10/21/2018 7:00 AM 0.00 0.0 M M M
10/22/2018 7:00 AM 0.01 M M M M 21 Oct: 1505 Thunder heard South & closing; TRW- Briefly, mostly TRW--; ended 1640 = 0.01. Grazed by TSTM. 1630-45 observed rainbow in showers to East over Big Wash. 1845-unk Intmt RW-/-- = T
10/23/2018 7:00 AM 0.00 0.0 M M M
10/24/2018 7:00 AM 0.11 M M M M All Rain 23 Oct: Intmt Raindrops fm 1000-1400 = T; Rain per below.
10/25/2018 7:00 AM 0.00 0.0 M M M
10/26/2018 7:00 AM 0.00 0.0 M M M
10/27/2018 7:00 AM 0.00 0.0 M M M
10/28/2018 7:00 AM 0.00 0.0 M M M
10/29/2018 7:00 AM 0.00 0.0 M M M
10/30/2018 7:00 AM 0.00 0.0 M M M
10/31/2018 7:00 AM 0.00 0.0 M M M
11/1/2018 7:00 AM 0.00 0.0 M M M
11/2/2018 7:00 AM 0.00 0.0 M M M
11/3/2018 7:00 AM 0.00 0.0 M M M
11/4/2018 7:00 AM 0.00 0.0 M M M
11/5/2018 7:00 AM 0.00 0.0 M M M
11/6/2018 7:00 AM 0.00 0.0 M M M
11/7/2018 7:00 AM 0.00 0.0 M M M
11/8/2018 7:00 AM 0.00 0.0 M M M
11/9/2018 7:00 AM 0.00 0.0 M M M
11/10/2018 7:00 AM 0.00 0.0 M M M
11/11/2018 7:00 AM 0.00 0.0 M M M
11/12/2018 7:00 AM 0.00 0.0 M M M
11/13/2018 7:00 AM 0.00 0.0 M M M
11/14/2018 7:00 AM 0.00 0.0 M M M
11/15/2018 7:00 AM 0.00 0.0 M M M
11/16/2018 7:00 AM 0.00 0.0 M M M
11/17/2018 7:00 AM 0.00 0.0 M M M
11/18/2018 7:00 AM 0.00 0.0 M M M
11/19/2018 7:00 AM 0.00 0.0 M M M
11/20/2018 7:00 AM 0.00 0.0 M M M
11/21/2018 7:00 AM 0.00 0.0 M M M
11/22/2018 7:00 AM 0.00 0.0 M M M
11/23/2018 7:00 AM 0.00 0.0 M M M
11/24/2018 7:00 AM 0.00 0.0 M M M
11/25/2018 7:00 AM 0.00 0.0 M M M
11/26/2018 7:00 AM 0.00 0.0 M M M
11/27/2018 7:00 AM 0.00 0.0 M M M
11/28/2018 7:00 AM 0.00 0.0 M M M
11/29/2018 7:00 AM 0.00 0.0 M M M
11/30/2018 7:00 AM 0.35 M M M M 0325 30 Nov: loud Thunder,Lightning & Rain
12/1/2018 7:00 AM 0.02 M M M M 30 Nov: After 0700 before 1800 isolated RW = T 01 Dec: Unk time overnight Rain = 0.02
12/2/2018 7:00 AM 0.00 0.0 M M M
12/3/2018 7:00 AM T 0.0 M M M 02 DEC: Intmt RW-- 1200-1220 = T
12/4/2018 7:00 AM 0.00 0.0 M M M
12/5/2018 7:00 AM 0.00 0.0 M M M
12/6/2018 7:00 AM 0.00 0.0 M M M
12/7/2018 7:00 AM 0.30 M M M M 06 Dec: Intmt R/R-/R-- between times below = 0.25 07 Dec: R = 0.05 approx 0100-0230
12/8/2018 7:00 AM 0.13 M M M M 07 Dec: times below = 0.12; plus R-/-- 1503-1520 = 0.01
12/9/2018 7:00 AM 0.00 0.0 M M M
12/10/2018 7:00 AM 0.00 0.0 M M M
12/11/2018 7:00 AM 0.00 0.0 M M M
12/12/2018 7:00 AM 0.00 0.0 M M M
12/13/2018 7:00 AM 0.00 0.0 M M M
12/14/2018 7:00 AM 0.00 0.0 M M M
12/15/2018 7:00 AM 0.00 0.0 M M M
12/16/2018 7:00 AM 0.00 0.0 M M M
12/17/2018 7:00 AM 0.00 0.0 M M M
12/18/2018 7:00 AM 0.00 0.0 M M M
12/19/2018 7:00 AM 0.00 0.0 M M M
12/20/2018 7:00 AM 0.00 0.0 M M M
12/21/2018 7:00 AM 0.00 0.0 M M M
12/22/2018 7:00 AM 0.00 0.0 M M M
12/23/2018 7:00 AM 0.00 0.0 M M M
12/24/2018 7:00 AM 0.00 0.0 M M M
12/25/2018 7:00 AM 0.00 0.0 M M M
12/26/2018 7:00 AM 0.24 M M M M
12/27/2018 7:00 AM 0.02 M M M M 26 Dec: Intmt RW-/-- BCMG ISOLATED RW-/-- ending before 1500.
12/28/2018 7:00 AM 0.52 M M M M 27 Dec: Rain & RW times as below = 0.46 28 Dec: 0030-0300 RW unk = 0.06
12/29/2018 7:00 AM 0.00 0.0 M M M
12/30/2018 7:00 AM 0.00 0.0 M M M
12/31/2018 7:00 AM 0.00 0.0 M M M
1/1/2019 7:00 AM 0.47 0.5 0.16 0.5 M 31 Dec Isolated RW-/-- 1600-1900; R ocnl R- until 2359 01 Jan intmt R bcmg R mixed with Snow/granualar Snow; ended 0400. .5" Snow on cold objects including block wall; most flat ground bare. FROPA approx 31/1745. Rain in gage at 0700 = .31; remainder melted granular snow and ice = .16"
1/2/2019 7:00 AM 0.00 0.0 M M M
1/3/2019 7:00 AM T M M M M 02 Jan: 0930 brief shower of SNOW GRAINS.
1/4/2019 7:00 AM 0.00 0.0 M M M
1/5/2019 7:00 AM 0.00 0.0 M M M
1/6/2019 7:00 AM 0.72 M M M M 05 Jan: 2240 RW = 0.02" 06 Jan: Rain cont = 0.70
1/7/2019 7:00 AM 0.13 M M M M 07 Jan: R cont 0700 : 0.12 PLUS RW before 1130 = Total 0.13
1/8/2019 7:00 AM 0.00 0.0 M M M
1/9/2019 7:00 AM 0.00 0.0 M M M
1/10/2019 7:00 AM 0.01 M M M M 10 Jan: RW times below
1/11/2019 7:00 AM 0.00 0.0 M M M 11 Jan: Moderate DEW
1/12/2019 7:00 AM 0.00 0.0 M M M
1/13/2019 7:00 AM 0.15 M M M M 12 Jan: est 0.02 13 Jan: 0.13
1/14/2019 7:00 AM 0.01 M M M M 13 Jan: RW times below
1/15/2019 7:00 AM 0.00 0.0 M M M
1/16/2019 7:00 AM 0.00 0.0 M M M
1/17/2019 7:00 AM 0.00 0.0 M M M
1/18/2019 7:00 AM 0.00 0.0 M M M
1/19/2019 7:00 AM 0.00 0.0 M M M
1/20/2019 7:00 AM 0.00 0.0 M M M
1/21/2019 7:00 AM 0.00 0.0 M M M 20 Jan: Observed full Lunar eclipse. Some high clouds.
1/22/2019 7:00 AM 0.00 0.0 M M M
1/23/2019 7:00 AM 0.00 0.0 M M M
1/24/2019 7:00 AM 0.00 0.0 M M M
1/25/2019 7:00 AM 0.00 0.0 M M M
1/26/2019 7:00 AM 0.00 0.0 M M M
1/27/2019 7:00 AM 0.00 0.0 M M M
1/28/2019 7:00 AM 0.00 0.0 M M M
1/29/2019 7:00 AM 0.00 0.0 M M M
1/30/2019 7:00 AM 0.00 0.0 M M M
1/31/2019 7:00 AM 0.00 0.0 M M M
2/1/2019 7:00 AM 0.15 M M M M 01 Feb: Rain began unk; continuing at 0700; heavier shower at 0630; Thunder heard 0700.
2/2/2019 7:00 AM 0.05 M M M M 01 Feb: Rain & Thunder continued until 0810.
2/3/2019 7:00 AM 0.00 0.0 M M M
2/4/2019 7:00 AM 0.86 M M M M 03 Feb: R 0740-1200 = 0.45 R cont 1201-1450 = 0.18; R 2100-2330 = 0.04 03 Feb total 0.71 04 Feb: R 0010-0630 = 0.15
2/5/2019 7:00 AM 0.01 M M M M 04 0701-2359 & 05 Feb: 0001=0700 Isolated RW-/-- = 0.01
2/6/2019 7:00 AM 0.08 M M M M 06 Feb: R 0315-0605; R-/-- continues
2/7/2019 7:00 AM 0.06 M M M M 06 Feb: 0300-0600 = 0.08; 0700-1600 = 0.06; Total 0.14
2/8/2019 7:00 AM 0.00 0.0 M M M
2/9/2019 7:00 AM 0.00 0.0 M M M
2/10/2019 7:00 AM 0.00 0.0 M M M
2/11/2019 7:00 AM 0.00 0.0 M M M
2/12/2019 7:00 AM 0.00 0.0 M M M
2/13/2019 7:00 AM 0.00 0.0 M M M
2/14/2019 7:00 AM 0.00 0.0 M M M
2/15/2019 7:00 AM 1.21 M M M M 14 Feb drought Valentine: 1100 Intmt R-/-- to 1300 = 0.01 1500 R- bcmg R cont overnight to 0645 15 Feb: Total 1.21
2/16/2019 7:00 AM 0.01 M M M M 15 Feb: R-/-- 0830 intmt to 1000 = 0.01
2/17/2019 7:00 AM 0.00 0.0 M M M
2/18/2019 7:00 AM 0.00 0.0 M M M
2/19/2019 7:00 AM 0.10 M M M M 18Feb: Intmt R-/-- 1530 - 1700 = 0.02; 1700-2200 briefly R mostly R-/-- = 0.08 Total 0.10
2/20/2019 7:00 AM 0.00 0.0 M M M
2/21/2019 7:00 AM 0.00 0.0 M M M
2/22/2019 7:00 AM 0.94 M M M M 21 Feb: R-/-- 1130 Intmt to 1800 = 0.03"; 1801 to 0700 22 Feb = 0.76 Rain + melted Snow = 0.15 = 0.91" estimated Snow began 0545 = 3/8" @ 0700, continuing...
2/23/2019 7:00 AM 0.40 M M M M 22 Feb: Snow continued until approx 1140 turning into Rain. Max Snow measured on ground at 0900 = 2 1/4" by 1000 melting down to 2 1/8" Intmt R-/-- through afternoon to 1530 became mixed Rain & Snow until 1600 Snow cont intmt to approx 1930. Total R/S = 0.40" Isolated patches of snow on ground.
2/24/2019 7:00 AM 0.00 0.0 M M M
2/25/2019 7:00 AM 0.00 0.0 M M M
2/26/2019 7:00 AM 0.00 0.0 M M M
2/27/2019 7:00 AM 0.00 0.0 M M M
2/28/2019 7:00 AM 0.00 0.0 M M M
3/1/2019 7:00 AM 0.00 0.0 M M M
3/2/2019 7:00 AM 0.00 0.0 M M M
3/3/2019 7:00 AM 0.00 0.0 M M M
3/4/2019 7:00 AM 0.00 0.0 M M M
3/5/2019 7:00 AM 0.00 0.0 M M M
3/6/2019 7:00 AM 0.00 0.0 M M M
3/7/2019 7:00 AM 0.00 0.0 M M M
3/8/2019 7:00 AM 0.00 0.0 M M M
3/9/2019 7:00 AM 0.00 0.0 M M M
3/10/2019 7:00 AM 0.00 0.0 M M M
3/11/2019 7:00 AM 0.00 0.0 M M M
3/12/2019 7:00 AM 0.48 M M M M
3/13/2019 7:00 AM 0.29 M M M M 0700-1800 12 Mar Intmt R = 0.11; 1800-0630 Intmt R/RW 13 Mar = 0.18
3/14/2019 7:00 AM 0.00 0.0 M M M
3/15/2019 7:00 AM 0.00 0.0 M M M
3/16/2019 7:00 AM 0.00 0.0 M M M
3/17/2019 7:00 AM 0.00 0.0 M M M
3/18/2019 7:00 AM 0.00 0.0 M M M
3/19/2019 7:00 AM 0.00 0.0 M M M
3/20/2019 7:00 AM 0.00 0.0 M M M
3/21/2019 7:00 AM 0.00 0.0 M M M
3/22/2019 7:00 AM 0.00 0.0 M M M
3/23/2019 7:00 AM 0.00 0.0 M M M
3/24/2019 7:00 AM 0.00 0.0 M M M
3/25/2019 7:00 AM 0.00 0.0 M M M
3/26/2019 7:00 AM 0.00 0.0 M M M
3/27/2019 7:00 AM 0.00 0.0 M M M
3/28/2019 7:00 AM 0.00 0.0 M M M
3/29/2019 7:00 AM 0.00 0.0 M M M
3/30/2019 7:00 AM 0.00 0.0 M M M
3/31/2019 7:00 AM 0.00 0.0 M M M
4/1/2019 7:00 AM 0.00 0.0 M M M
4/2/2019 7:00 AM 0.00 0.0 M M M
4/3/2019 7:00 AM 0.00 0.0 M M M
4/4/2019 7:00 AM 0.00 0.0 M M M
4/5/2019 7:00 AM 0.00 0.0 M M M
4/6/2019 7:00 AM 0.01 M M M M 06 APR 0.01 after midnight before 0200.
4/7/2019 7:00 AM T M M M M 06 Apr: Time below RW-/-- = T
4/8/2019 7:00 AM 0.00 0.0 M M M
4/9/2019 7:00 AM 0.00 0.0 M M M
4/10/2019 7:00 AM 0.00 0.0 M M M
4/11/2019 7:00 AM 0.00 0.0 M M M
4/12/2019 7:00 AM 0.00 0.0 M M M
4/13/2019 7:00 AM 0.00 0.0 M M M
4/14/2019 7:00 AM 0.00 0.0 M M M
4/15/2019 7:00 AM 0.00 0.0 M M M
4/16/2019 7:00 AM 0.00 0.0 M M M
4/17/2019 7:00 AM 0.06 M M M M 16 Apr RW-/-- 1605 = T; R unk after 2000 before midnight = 0.03 17 Apr R unk 0500 0630 = 0.03
4/18/2019 7:00 AM 0.00 0.0 M M M
4/19/2019 7:00 AM 0.00 0.0 M M M
4/20/2019 7:00 AM 0.00 0.0 M M M
4/21/2019 7:00 AM 0.00 0.0 M M M
4/22/2019 7:00 AM 0.00 0.0 M M M
4/23/2019 7:00 AM 0.00 0.0 M M M
4/24/2019 7:00 AM 0.01 M M M M 23 Apr: R-/-- Scattered RW all quads; broken near Catalinas.
4/25/2019 7:00 AM 0.00 0.0 M M M
4/26/2019 7:00 AM 0.00 0.0 M M M
4/27/2019 7:00 AM 0.00 0.0 M M M
4/28/2019 7:00 AM 0.00 0.0 M M M
4/29/2019 7:00 AM 0.00 0.0 M M M
4/30/2019 7:00 AM T M M M M 29 Apr: Trough aloft, RW-/-- 1320 = T, 1530 RW-/-- = T Virga all quads most of day; Trough passed 1820
5/1/2019 7:00 AM 0.00 0.0 M M M
5/2/2019 7:00 AM 0.00 0.0 M M M
5/3/2019 7:00 AM 0.00 0.0 M M M
5/4/2019 7:00 AM 0.00 0.0 M M M
5/5/2019 7:00 AM 0.00 0.0 M M M
5/6/2019 7:00 AM 0.00 0.0 M M M
5/7/2019 7:00 AM 0.00 0.0 M M M
5/8/2019 7:00 AM T 0.0 M M M 07 May approx 1130 TWO-THREE Isolated RW-- = T
5/9/2019 7:00 AM 0.00 0.0 M M M
5/10/2019 7:00 AM 0.00 0.0 M M M
5/11/2019 7:00 AM 0.00 0.0 M M M
5/12/2019 7:00 AM 0.06 M M M M 11 May: RWU 2100-2330 = 0.05 12 May: RW 0612-0655 = 0.01
5/13/2019 7:00 AM 0.08 M M M M All Rain 12 May: R-/-- 0705-0725 = 0.01; Thunder heard 1358, TRW-- 1401-1426, 1426-1500 TRW , 1501-1540 RW-/-- = 0.06; 1720-1805 RW-/-- = 0.01
5/14/2019 7:00 AM 0.00 0.0 M M M
5/15/2019 7:00 AM 0.00 0.0 M M M
5/16/2019 7:00 AM 0.00 0.0 M M M
5/17/2019 7:00 AM 0.00 0.0 M M M
5/18/2019 7:00 AM 0.00 0.0 M M M
5/19/2019 7:00 AM 0.00 0.0 M M M
5/20/2019 7:00 AM 0.12 M M M M 20 Apr: RW times below; mostly RW-/-- Lightning observed East at 0623/no thunder heard/Rainbow West at obs time.
5/21/2019 7:00 AM 0.01 M M M M 20 May: There were intermittent RW-/-- in the area all morning and afternoon, total = T.
5/22/2019 7:00 AM 0.00 0.0 M M M
5/23/2019 7:00 AM 0.05 M M M M
5/24/2019 7:00 AM 0.00 0.0 M M M
5/25/2019 7:00 AM 0.00 0.0 M M M
5/26/2019 7:00 AM 0.00 0.0 M M M
5/27/2019 7:00 AM 0.00 0.0 M M M
5/28/2019 7:00 AM 0.00 0.0 M M M
5/29/2019 7:00 AM 0.00 0.0 M M M
5/30/2019 7:00 AM 0.00 0.0 M M M
5/31/2019 7:00 AM 0.00 0.0 M M M
6/1/2019 7:00 AM 0.00 0.0 M M M
6/2/2019 7:00 AM 0.00 0.0 M M M
6/3/2019 7:00 AM 0.00 0.0 M M M
6/4/2019 7:00 AM 0.00 0.0 M M M
6/5/2019 7:00 AM 0.00 0.0 M M M
6/6/2019 7:00 AM 0.00 0.0 M M M
6/7/2019 7:00 AM 0.00 0.0 M M M
6/8/2019 7:00 AM 0.00 0.0 M M M
6/9/2019 7:00 AM 0.00 0.0 M M M
6/10/2019 7:00 AM 0.00 0.0 M M M
6/11/2019 7:00 AM 0.00 0.0 M M M
6/12/2019 7:00 AM 0.00 0.0 M M M
6/13/2019 7:00 AM 0.00 0.0 M M M
6/14/2019 7:00 AM 0.00 0.0 M M M
6/15/2019 7:00 AM 0.00 0.0 M M M
6/16/2019 7:00 AM 0.00 0.0 M M M
6/17/2019 7:00 AM 0.00 0.0 M M M
6/18/2019 7:00 AM 0.00 0.0 M M M
6/19/2019 7:00 AM 0.00 0.0 M M M
6/20/2019 7:00 AM 0.00 0.0 M M M
6/21/2019 7:00 AM 0.00 0.0 M M M
6/22/2019 7:00 AM 0.00 0.0 M M M
6/23/2019 7:00 AM 0.00 0.0 M M M
6/24/2019 7:00 AM 0.00 0.0 M M M
6/25/2019 7:00 AM 0.00 0.0 M M M
6/26/2019 7:00 AM 0.00 0.0 M M M
6/27/2019 7:00 AM 0.00 0.0 M M M
6/28/2019 7:00 AM 0.00 0.0 M M M
6/29/2019 7:00 AM 0.00 0.0 M M M
6/30/2019 7:00 AM 0.00 0.0 M M M
7/1/2019 7:00 AM 0.00 0.0 M M M
7/2/2019 7:00 AM 0.00 0.0 M M M
7/3/2019 7:00 AM 0.00 0.0 M M M
7/4/2019 7:00 AM 0.00 0.0 M M M
7/5/2019 7:00 AM 0.00 0.0 M M M
7/6/2019 7:00 AM 0.00 0.0 M M M
7/7/2019 7:00 AM 0.00 0.0 M M M 06 Jul: 1351 Thunder heard weak; probably over Mt. Lemmon (12 mi ESE) which had virga at the time.
7/8/2019 7:00 AM 0.00 0.0 M M M
7/9/2019 7:00 AM 0.00 0.0 M M M
7/10/2019 7:00 AM 0.00 0.0 M M M
7/11/2019 7:00 AM 0.00 0.0 M M M
7/12/2019 7:00 AM 0.00 0.0 M M M
7/13/2019 7:00 AM T M M M M 12 Jul: 1230-35 RW-- = T Spotty RW drops evaporating into air and on contact with gravel and rocks.
7/14/2019 7:00 AM 0.08 M M M M 13 Jul: TRW started forming over Catalina 1632 with Thunder approx every 5 min ocnl Lightning. TRW drifted S down Canada del Oro Wash and then SWward until S of station. Intmt TRW/TRW- 1736 to Intmt TRW-/-- ending 1940.
7/15/2019 7:00 AM T M M M M 14 Jul: Blowoff from Tstms to S
7/16/2019 7:00 AM 0.00 0.0 M M M
7/17/2019 7:00 AM 0.00 0.0 M M M
7/18/2019 7:00 AM 0.00 0.0 M M M
7/19/2019 7:00 AM 0.00 0.0 M M M
7/20/2019 7:00 AM 0.00 0.0 M M M
7/21/2019 7:00 AM 0.00 0.0 M M M
7/22/2019 7:00 AM 0.00 0.0 M M M
7/23/2019 7:00 AM 0.31 M M M M All Rain 22 Jul: 0711 & 0826 = T; 1809 frequent lightning over Northern Catalina Mts; 1st thunder heard 1836 when rain started; double rainbow 1905-10; multiple Thunder cells all around station drifting W; heaviest rain below was intermittent.
7/24/2019 7:00 AM 0.01 M M M M All Rain 23 Jul: Intmt TRW-/-- blowoff from nearby cells.
7/25/2019 7:00 AM T M M M M All Rain 24 Jul: INTMT TRW-- 1430-1800 from cells far from Station; 1736-1815 Thunder heard; Lighting from 1742 S of station moving ESE-WNW, never got to station.
7/26/2019 7:00 AM 0.10 M M M M
7/27/2019 7:00 AM 0.00 0.0 M M M
7/28/2019 7:00 AM 0.00 0.0 M M M
7/29/2019 7:00 AM 0.00 0.0 M M M
7/30/2019 7:00 AM 0.15 M M M M All Rain 29 Jul: Tstm cell moved up from S and passes SW of station; Thunder heard S 1920; Lightning from S at 1945; TRW began as below with incrg Thunder & Lightning.
7/31/2019 7:00 AM 0.00 0.0 M M M
8/1/2019 7:00 AM 0.00 0.0 M M M
8/2/2019 7:00 AM 0.00 0.0 M M M
8/3/2019 7:00 AM 0.00 0.0 M M M
8/4/2019 7:00 AM 0.00 0.0 M M M
8/5/2019 7:00 AM 0.00 0.0 M M M
8/6/2019 7:00 AM 0.36 M M M M T heard 1646; TRW per below; 0.33" @1900; + 0.03 @ 2115.
8/7/2019 7:00 AM 0.00 0.0 M M M 06 AUG: >1630 TRW all quads; closest ENE over Catalina. NO rain at Station. OFF AIR UNTIL SAT AM for PC repair.
8/8/2019 7:00 AM 0.00 0.0 M M M
8/9/2019 7:00 AM 0.00 0.0 M M M
8/10/2019 7:00 AM 0.00 0.0 M M M
8/11/2019 7:00 AM 0.13 M M M M 10 AUG: Thunder hear 1150 cont S of Sta; TRW-/-- 1305 Intmt to 1609 = 0.02; TRW-/-- 1650 = 0.01 11 AGU: per below plus Intmt TRW-- 0613-0630 = T
8/12/2019 7:00 AM 0.00 0.0 M M M
8/13/2019 7:00 AM 0.00 0.0 M M M
8/14/2019 7:00 AM 0.00 0.0 M M M
8/15/2019 7:00 AM 0.00 0.0 M M M
8/16/2019 7:00 AM 0.00 0.0 M M M
8/17/2019 7:00 AM 0.00 0.0 M M M
8/18/2019 7:00 AM 0.00 0.0 M M M
8/19/2019 7:00 AM 0.00 0.0 M M M
8/20/2019 7:00 AM 0.00 0.0 M M M
8/21/2019 7:00 AM 0.00 0.0 M M M
8/22/2019 7:00 AM 0.00 0.0 M M M
8/23/2019 7:00 AM 0.00 0.0 M M M
8/24/2019 7:00 AM 0.00 0.0 M M M
8/25/2019 7:00 AM 0.00 0.0 M M M
8/26/2019 7:00 AM 0.00 0.0 M M M
8/27/2019 7:00 AM 0.00 0.0 M M M
8/28/2019 7:00 AM 0.00 0.0 M M M
8/29/2019 7:00 AM 0.21 M M M M All Rain 28 Aug. Drove N thru Thunder shower 1730 & outran TSTM S of me moving N. Arr on station 1830 TSTM arr 1900. On edge of precip shield. 1900-2130 T shwrs & lightning all quads.
8/30/2019 7:00 AM 0.00 0.0 M M M
8/31/2019 7:00 AM 0.01 M M M M 30 Aug: 1435-1450 Thundershower 5 mi E of station drifting S. Virga observed. No rain at sta.
9/1/2019 7:00 AM T M M M M 31 Aug: 1821-1840 INTMT TRW-- with Rainbow ENE
9/2/2019 7:00 AM 0.18 M M M M O1 Sep: In addition to below T heard with frequent lightning close 1930-2040 = T
9/3/2019 7:00 AM 0.00 0.0 M M M
9/4/2019 7:00 AM T M M M M 04 SEP: Thunder heard when arr @ Sta 1615 fm TSTM ESE of Sta; 1631 TRW-- = T ENDED 1635. TSTM passed to S of Sta.
9/5/2019 7:00 AM 0.00 0.0 M M M
9/6/2019 7:00 AM 0.00 0.0 M M M
9/7/2019 7:00 AM 0.00 0.0 M M M 06 SEP: ARR ON STA 1515 to Thunder heard TRW virga ENE over Canada del Oro, dissipated by 1540.
9/8/2019 7:00 AM 0.00 0.0 M M M
9/9/2019 7:00 AM 0.00 0.0 M M M
9/10/2019 7:00 AM 0.00 0.0 M M M
9/11/2019 7:00 AM 0.00 0.0 M M M
9/12/2019 7:00 AM 0.00 0.0 M M M
9/13/2019 7:00 AM 0.00 0.0 M M M
9/14/2019 7:00 AM 0.00 0.0 M M M
9/15/2019 7:00 AM 0.00 0.0 M M M
9/16/2019 7:00 AM 0.00 0.0 M M M
9/17/2019 7:00 AM 0.21 M M M M All Rain 16 Sep: 1640 TRW-- INTMT to 1727 TRW with Lightning all quads, diminishing after 1830.
9/18/2019 7:00 AM 0.00 0.0 M M M
9/19/2019 7:00 AM 0.00 0.0 M M M
9/20/2019 7:00 AM 0.00 0.0 M M M
9/21/2019 7:00 AM 0.00 0.0 M M M
9/22/2019 7:00 AM 0.00 0.0 M M M
9/23/2019 7:00 AM 0.03 M M M M
9/24/2019 7:00 AM 0.22 M M M M 23 SEP: TRW 1900 INTMT 2359; EST 0.06 24 SEP: TRW cont INTMT to 0500 EST 0.16
9/25/2019 7:00 AM 0.11 M M M M
9/26/2019 7:00 AM 0.12 M M M M 25 SEP RAIN after 2100 overnight to < 0600 26 SEP TOTAL: 0.12
9/27/2019 7:00 AM 0.25 M M M M 26-27 SEP overnight rain = 0.25"
9/28/2019 7:00 AM 0.01 M M M M 27 Sep: Afternoon hours several RW-/-- CUMULATIVE = 0.01
9/29/2019 7:00 AM 0.00 0.0 M M M
9/30/2019 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