Station Overview Station Location
Station Number AZ-PM-176 Latitude 32.393208
Station Name Oro Valley 0.4 NW Longitude -110.965608
County Pima Elevation (ft) 2540



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 17 0.99 0.10 29 0.10 12 0.00 17 1 1 0 0.0 0 0
Nov 17 0.72 0.00 30 0.00 30 0.00 0 0 0 1 0.0 0 0
Dec 17 1.16 0.29 28 0.29 28 0.00 0 0 2 1 0.0 0 0
Jan 18 1.10 0.48 29 0.48 29 0.00 0 0 3 0 0.0 0 0
Feb 18 1.05 1.99 28 1.99 28 0.00 0 0 6 0 0.0 0 0
March 18 0.96 0.08 30 0.08 30 0.00 0 0 2 0 0.0 0 0
April 18 0.37 0.00 29 0.00 29 0.00 0 0 0 0 0.0 0 0
May 18 0.21 0.02 31 0.02 31 0.00 0 0 1 0 0.0 0 0
June 18 0.22 0.66 29 0.00 12 0.66 17 1 0 0 0.0 0 0
July 18 1.98 3.25 30 3.25 30 0.00 0 0 11 1 0.0 0 0
Aug 18 2.48 2.46 31 1.48 25 0.98 6 1 8 0 0.0 0 0
Sept 18 1.28 1.31 30 1.31 24 0.00 6 1 3 0 0.0 0 0
Water Year Totals: 12.52" 10.64" 354 days 9.00" 308 1.64" 46 days 4 37 days 3 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
10/1/2017 0.00
10/2/2017 0.00
10/3/2017 0.00
10/4/2017 0.00
10/5/2017
10/6/2017 0.00
10/7/2017 **
10/8/2017 **
10/9/2017 **
10/10/2017 **
10/11/2017 **
10/12/2017 **
10/13/2017 **
10/14/2017 **
10/15/2017 **
10/16/2017 **
10/17/2017 **
10/18/2017 **
10/19/2017 **
10/20/2017 **
10/21/2017 **
10/22/2017 **
10/23/2017 M
10/24/2017 0.00
10/25/2017
10/26/2017 0.00
10/27/2017 0.00
10/28/2017 0.00
10/29/2017 0.00
10/30/2017 0.00
10/31/2017 0.10
11/1/2017 0.00
11/2/2017 0.00
11/3/2017 0.00
11/4/2017 0.00
11/5/2017 0.00
11/6/2017 0.00
11/7/2017 0.00
11/8/2017 T
11/9/2017 0.00
11/10/2017 0.00
11/11/2017 0.00
11/12/2017 0.00
11/13/2017 0.00
11/14/2017 0.00
11/15/2017 0.00
11/16/2017 0.00
11/17/2017 0.00
11/18/2017 0.00
11/19/2017 0.00
11/20/2017 0.00
11/21/2017 0.00
11/22/2017 0.00
11/23/2017 0.00
11/24/2017 0.00
11/25/2017 0.00
11/26/2017 0.00
11/27/2017 0.00
11/28/2017 0.00
11/29/2017 0.00
11/30/2017 0.00
12/1/2017 0.00
12/2/2017 0.00
12/3/2017 0.00
12/4/2017 0.00
12/5/2017 0.00
12/6/2017 T
12/7/2017 0.00
12/8/2017 0.00
12/9/2017 0.00
12/10/2017 0.00
12/11/2017 0.00
12/12/2017 0.00
12/13/2017 0.00
12/14/2017 0.00
12/15/2017 0.00
12/16/2017 0.00
12/17/2017 0.04
12/18/2017 0.25
12/19/2017 0.00
12/20/2017 0.00
12/21/2017 0.00
12/22/2017 0.00
12/23/2017
12/24/2017 0.00
12/25/2017
12/26/2017 0.00
12/27/2017 0.00
12/28/2017
12/29/2017 0.00
12/30/2017 0.00
12/31/2017 0.00
Day of YearDaily PrcpMultiday Prcp
1/1/2018 0.00
1/2/2018 0.00
1/3/2018 0.00
1/4/2018
1/5/2018 0.00
1/6/2018 0.00
1/7/2018
1/8/2018 0.00
1/9/2018 0.00
1/10/2018 0.25
1/11/2018 0.08
1/12/2018 0.00
1/13/2018 0.00
1/14/2018 0.00
1/15/2018 0.00
1/16/2018 0.00
1/17/2018 0.00
1/18/2018 0.00
1/19/2018 0.00
1/20/2018 0.00
1/21/2018 0.15
1/22/2018 0.00
1/23/2018 0.00
1/24/2018 0.00
1/25/2018 0.00
1/26/2018 0.00
1/27/2018 0.00
1/28/2018 0.00
1/29/2018 0.00
1/30/2018 0.00
1/31/2018 0.00
2/1/2018 0.00
2/2/2018 0.00
2/3/2018 0.00
2/4/2018 0.00
2/5/2018 0.00
2/6/2018 0.00
2/7/2018 0.00
2/8/2018 0.00
2/9/2018 0.00
2/10/2018 0.00
2/11/2018 0.00
2/12/2018 0.00
2/13/2018 0.00
2/14/2018 0.00
2/15/2018 1.14
2/16/2018 0.54
2/17/2018 0.13
2/18/2018 0.02
2/19/2018 0.00
2/20/2018 0.02
2/21/2018 0.00
2/22/2018 0.00
2/23/2018 0.00
2/24/2018 0.00
2/25/2018 0.00
2/26/2018 0.00
2/27/2018 0.00
2/28/2018 0.14
3/1/2018 0.07
3/2/2018 0.00
3/3/2018 0.00
3/4/2018 0.00
3/5/2018 0.00
3/6/2018 0.00
3/7/2018 0.00
3/8/2018 0.00
3/9/2018 0.00
3/10/2018 0.00
3/11/2018 0.01
3/12/2018 0.00
3/13/2018 0.00
3/14/2018 0.00
3/15/2018 0.00
3/16/2018 0.00
3/17/2018 0.00
3/18/2018 0.00
3/19/2018 M
3/20/2018 0.00
3/21/2018 0.00
3/22/2018 0.00
3/23/2018 0.00
3/24/2018 0.00
3/25/2018 0.00
3/26/2018 0.00
3/27/2018 0.00
3/28/2018 0.00
3/29/2018 0.00
3/30/2018 0.00
3/31/2018 0.00
Day of YearDaily PrcpMultiday Prcp
4/1/2018 0.00
4/2/2018 0.00
4/3/2018 0.00
4/4/2018 0.00
4/5/2018 0.00
4/6/2018 0.00
4/7/2018 0.00
4/8/2018 0.00
4/9/2018 0.00
4/10/2018 0.00
4/11/2018 0.00
4/12/2018 0.00
4/13/2018 0.00
4/14/2018 0.00
4/15/2018 0.00
4/16/2018 0.00
4/17/2018 0.00
4/18/2018 0.00
4/19/2018 0.00
4/20/2018 0.00
4/21/2018 0.00
4/22/2018
4/23/2018 0.00
4/24/2018 0.00
4/25/2018 0.00
4/26/2018 0.00
4/27/2018 0.00
4/28/2018 0.00
4/29/2018 0.00
4/30/2018 0.00
5/1/2018 0.00
5/2/2018 0.02
5/3/2018 0.00
5/4/2018 0.00
5/5/2018 0.00
5/6/2018 0.00
5/7/2018 0.00
5/8/2018 0.00
5/9/2018 0.00
5/10/2018 0.00
5/11/2018 0.00
5/12/2018 0.00
5/13/2018 0.00
5/14/2018 0.00
5/15/2018 0.00
5/16/2018 0.00
5/17/2018 0.00
5/18/2018 0.00
5/19/2018 0.00
5/20/2018 0.00
5/21/2018 0.00
5/22/2018 0.00
5/23/2018 0.00
5/24/2018 0.00
5/25/2018 0.00
5/26/2018 0.00
5/27/2018 0.00
5/28/2018 0.00
5/29/2018 0.00
5/30/2018 0.00
5/31/2018 0.00
6/1/2018 0.00
6/2/2018 0.00
6/3/2018 0.00
6/4/2018 0.00
6/5/2018 0.00
6/6/2018 **
6/7/2018 **
6/8/2018 **
6/9/2018 **
6/10/2018 **
6/11/2018 **
6/12/2018 **
6/13/2018 **
6/14/2018 **
6/15/2018 **
6/16/2018 **
6/17/2018 **
6/18/2018 **
6/19/2018 **
6/20/2018 **
6/21/2018 **
6/22/2018 0.66
6/23/2018 0.00
6/24/2018
6/25/2018 0.00
6/26/2018 0.00
6/27/2018 0.00
6/28/2018 0.00
6/29/2018 0.00
6/30/2018 0.00
Day of YearDaily PrcpMultiday Prcp
7/1/2018 0.00
7/2/2018 0.00
7/3/2018 0.00
7/4/2018 0.00
7/5/2018 0.00
7/6/2018 0.20
7/7/2018 0.00
7/8/2018 0.07
7/9/2018 0.97
7/10/2018 0.03
7/11/2018 0.91
7/12/2018 0.01
7/13/2018 0.00
7/14/2018 0.00
7/15/2018 0.19
7/16/2018 0.13
7/17/2018 0.15
7/18/2018 0.00
7/19/2018 0.00
7/20/2018 0.00
7/21/2018 0.37
7/22/2018 0.00
7/23/2018 0.00
7/24/2018 0.00
7/25/2018 0.00
7/26/2018
7/27/2018 0.00
7/28/2018 T
7/29/2018 0.22
7/30/2018 0.00
7/31/2018 0.00
8/1/2018 0.00
8/2/2018 0.98
8/3/2018 0.11
8/4/2018 0.00
8/5/2018 0.00
8/6/2018 **
8/7/2018 **
8/8/2018 **
8/9/2018 **
8/10/2018 **
8/11/2018 0.98
8/12/2018 0.11
8/13/2018 0.04
8/14/2018 0.00
8/15/2018 0.01
8/16/2018 0.06
8/17/2018 0.00
8/18/2018 0.00
8/19/2018 0.00
8/20/2018 0.00
8/21/2018 0.00
8/22/2018 0.00
8/23/2018 0.07
8/24/2018 0.00
8/25/2018 0.10
8/26/2018 0.00
8/27/2018 0.00
8/28/2018 0.00
8/29/2018 0.00
8/30/2018 0.00
8/31/2018 0.00
9/1/2018 0.00
9/2/2018 0.00
9/3/2018 0.25
9/4/2018 0.00
9/5/2018 0.00
9/6/2018 0.00
9/7/2018 0.02
9/8/2018 **
9/9/2018 **
9/10/2018 **
9/11/2018 0.00
9/12/2018 0.00
9/13/2018 0.00
9/14/2018 0.00
9/15/2018 0.00
9/16/2018 0.00
9/17/2018 0.00
9/18/2018 0.00
9/19/2018 0.00
9/20/2018 1.04
9/21/2018 0.00
9/22/2018 0.00
9/23/2018 0.00
9/24/2018 0.00
9/25/2018 0.00
9/26/2018 0.00
9/27/2018 0.00
9/28/2018 0.00
9/29/2018 **
9/30/2018 **



Observation Date Observation Time Precipitation Snowfall Snowfall SWE Snow Depth Snow SWE Notes
10/1/2017 7:00 AM 0.00 0.0 M M M
10/2/2017 7:00 AM 0.00 0.0 M M M
10/3/2017 7:00 AM 0.00 0.0 M M M
10/4/2017 7:00 AM 0.00 0.0 M M M
10/6/2017 7:00 AM 0.00 0.0 M M M
10/24/2017 7:00 AM 0.00 0.0 M M M
10/26/2017 7:00 AM 0.00 0.0 M M M
10/27/2017 7:00 AM 0.00 0.0 M M M
10/28/2017 7:00 AM 0.00 0.0 M M M
10/29/2017 7:00 AM 0.00 0.0 M M M
10/30/2017 7:00 AM 0.00 0.0 M M M cloudy overnight, less cooling 70 at 7 AM
10/31/2017 7:00 AM 0.10 M M M M Thunderstorm 10:45 PM to about 11:30 PM. Lightning close, within 1/2 mile.
11/1/2017 7:00 AM 0.00 0.0 M M M
11/2/2017 7:00 AM 0.00 0.0 M M M
11/3/2017 7:00 AM 0.00 0.0 M M M
11/4/2017 7:00 AM 0.00 0.0 M M M
11/5/2017 7:00 AM 0.00 0.0 M M M Very cloudy until about 3 PM, no rain. Solar panels produced 1/2 normal power for the day.
11/6/2017 7:00 AM 0.00 0.0 M M M
11/7/2017 7:00 AM 0.00 0.0 M M M
11/8/2017 7:00 AM T M M M M Heavy drizzle about 10:15 PM. Just put a sheen on concrete patio. Wind changed direction at midnight, clouds cleared then, humidity dropped.
11/9/2017 6:00 AM 0.00 0.0 M M M
11/10/2017 7:00 AM 0.00 0.0 M M M
11/11/2017 7:00 AM 0.00 0.0 M M M
11/12/2017 7:00 AM 0.00 0.0 M M M
11/13/2017 7:00 AM 0.00 0.0 M M M
11/14/2017 7:00 AM 0.00 0.0 M M M
11/15/2017 7:00 AM 0.00 0.0 M M M
11/16/2017 6:00 AM 0.00 0.0 M M M
11/17/2017 7:00 AM 0.00 0.0 M M M
11/18/2017 7:00 AM 0.00 0.0 M M M
11/19/2017 7:00 AM 0.00 0.0 M M M
11/20/2017 7:00 AM 0.00 0.0 M M M
11/21/2017 7:00 AM 0.00 0.0 M M M
11/22/2017 7:00 AM 0.00 0.0 M M M
11/23/2017 7:00 AM 0.00 0.0 M M M
11/24/2017 7:00 AM 0.00 0.0 M M M Record high of 89 for date. Also record jigh for any Thanksgiving.
11/25/2017 7:00 AM 0.00 0.0 M M M
11/26/2017 7:00 AM 0.00 0.0 M M M very dry, stars brighter at night than they have been.
11/27/2017 7:00 AM 0.00 0.0 M M M
11/28/2017 7:00 AM 0.00 0.0 M M M another record high 92 at airport
11/29/2017 7:00 AM 0.00 0.0 M M M high 82 cloudy all day
11/30/2017 5:45 AM 0.00 0.0 M M M
12/1/2017 7:00 AM 0.00 0.0 M M M overcast all day, humidity higher, high mid 70's
12/2/2017 7:00 AM 0.00 0.0 M M M overcast, high mid 70's, feels more humid
12/3/2017 7:00 AM 0.00 0.0 M M M
12/4/2017 7:00 AM 0.00 0.0 M M M much more sun today, high 75
12/5/2017 7:00 AM 0.00 0.0 M M M
12/6/2017 7:00 AM T M M M M Few drops spitting about 3 PM, and street damp at 2 AM
12/7/2017 5:15 AM 0.00 0.0 M M M Very windy since 1 AM
12/8/2017 7:00 AM 0.00 0.0 M M M Low 31.4, 1st below freezing this fall.
12/9/2017 7:00 AM 0.00 0.0 M M M
12/10/2017 7:00 AM 0.00 0.0 M M M
12/11/2017 7:00 AM 0.00 0.0 M M M
12/12/2017 7:00 AM 0.00 0.0 M M M
12/13/2017 7:00 AM 0.00 0.0 M M M cloudy all day virga visible west & South but no rain.
12/14/2017 7:00 AM 0.00 0.0 M M M
12/15/2017 7:00 AM 0.00 0.0 M M M
12/16/2017 7:00 AM 0.00 0.0 M M M
12/17/2017 7:00 AM 0.04 M M M M Time is estimate, based on humidity increases shown on recording humidity gauge on computer. 0.01 is estimate of re hydrating bug bodies in gauge. Actual amount in gauge =0.03" Not raining at 7 AM, damp,windy, threatening skies at & AM
12/18/2017 7:00 AM 0.25 M M M M moderate rain 7- 9 AM, then showers intermittently throughout day. Sun, blue sky 1 3 PM. Not raining at 7 AM Monday observation, but very moist. Snow on mountain ( 10 miles away) visible from house down to 6500 ft. 7:3- to 8:15 AM had 0.18" of the total.
12/19/2017 7:00 AM 0.00 0.0 M M M
12/20/2017 7:00 AM 0.00 0.0 M M M
12/21/2017 7:00 AM 0.00 0.0 M M M
12/22/2017 7:00 AM 0.00 0.0 M M M low 27, first hard freeze in over 1 year.
12/24/2017 7:00 AM 0.00 0.0 M M M
12/26/2017 7:00 AM 0.00 0.0 M M M
12/27/2017 7:00 AM 0.00 0.0 M M M
12/29/2017 7:00 AM 0.00 0.0 M M M
12/30/2017 7:00 AM 0.00 0.0 M M M
12/31/2017 7:00 AM 0.00 0.0 M M M
1/1/2018 7:00 AM 0.00 0.0 M M M
1/2/2018 7:00 AM 0.00 0.0 M M M
1/3/2018 7:00 AM 0.00 0.0 M M M
1/5/2018 7:00 AM 0.00 0.0 M M M
1/6/2018 7:00 AM 0.00 0.0 M M M
1/8/2018 7:00 AM 0.00 0.0 M M M Cleaned gauge tube in anticipation of rain tomorrow.
1/9/2018 7:00 AM 0.00 0.0 M M M no rain yet, high clouds 70% sky coverage
1/10/2018 7:00 AM 0.25 M M M M Humidity increase at 11 PM. 1st tipping bucket recording of rain 1:30 AM. Heard rain on roof 1:30-2 AM. Fog on mountain #4000 ft at 7 AM
1/11/2018 7:00 AM 0.08 M M M M
1/12/2018 7:00 AM 0.00 0.0 M M M
1/13/2018 7:00 AM 0.00 0.0 M M M
1/14/2018 7:00 AM 0.00 0.0 M M M
1/15/2018 7:00 AM 0.00 0.0 M M M
1/16/2018 7:00 AM 0.00 0.0 M M M
1/17/2018 7:00 AM 0.00 0.0 M M M
1/18/2018 7:00 AM 0.00 0.0 M M M
1/19/2018 7:00 AM 0.00 0.0 M M M
1/20/2018 7:00 AM 0.00 0.0 M M M no storm yet, low 63 last night
1/21/2018 7:00 AM 0.15 M M M M Cold Front passed through about noon, rain 3:30-5 PM. Fairly low intensity, no thunderstorm, winds moderate.
1/22/2018 7:00 AM 0.00 0.0 M M M Did not freeze. 35 recorded, 30 predicted. Sun most of day.
1/23/2018 7:00 AM 0.00 0.0 M M M
1/24/2018 6:00 AM 0.00 0.0 M M M
1/25/2018 7:00 AM 0.00 0.0 M M M
1/26/2018 7:00 AM 0.00 0.0 M M M
1/27/2018 7:00 AM 0.00 0.0 M M M
1/28/2018 7:00 AM 0.00 0.0 M M M
1/29/2018 7:00 AM 0.00 0.0 M M M
1/30/2018 7:00 AM 0.00 0.0 M M M
1/31/2018 7:00 AM 0.00 0.0 M M M
2/1/2018 5:50 AM 0.00 0.0 M M M
2/2/2018 7:00 AM 0.00 0.0 M M M
2/3/2018 7:15 AM 0.00 0.0 M M M
2/4/2018 7:00 AM 0.00 0.0 M M M
2/5/2018 7:00 AM 0.00 0.0 M M M
2/6/2018 7:00 AM 0.00 0.0 M M M
2/7/2018 7:00 AM 0.00 0.0 M M M
2/8/2018 7:00 AM 0.00 0.0 M M M
2/9/2018 7:00 AM 0.00 0.0 M M M
2/10/2018 7:00 AM 0.00 0.0 M M M
2/11/2018 7:00 AM 0.00 0.0 M M M
2/12/2018 7:00 AM 0.00 0.0 M M M
2/13/2018 7:00 AM 0.00 0.0 M M M
2/14/2018 7:00 AM 0.00 0.0 M M M
2/15/2018 7:00 AM 1.14 M M M M Began 12:15 PM, intermittent until about 3 PM. First recorded on computer tipping bucket about 2:30 PM. Computer data for rates, CoCoRAHS gauge for total
2/16/2018 7:00 AM 0.54 M M M M rained from 7 AM until 10:30 AM steadily. Then off & on showers through 3 PM. Showers at 5:00,6:30, 10 PM and 2 AM.
2/17/2018 7:00 AM 0.13 0.0 M M M Intermittent showers 2:30 PM to about 8:00 PM Foggy afternoon and evening.
2/18/2018 7:00 AM 0.02 M M M M overnight after 10 PM, ended before 7 AM
2/19/2018 7:00 AM 0.00 0.0 M M M Windy, some clouds PM. Showers observed west of here, some rain sprinkled on windshield 3 miles north, but not here.
2/20/2018 7:00 AM 0.02 M M M M With passage of cold front. Very Windy, cloudy all day
2/21/2018 7:00 AM 0.00 0.0 M M M
2/22/2018 7:00 AM 0.00 0.0 M M M
2/23/2018 7:00 AM 0.00 0.0 M M M
2/24/2018 7:00 AM 0.00 0.0 M M M
2/25/2018 7:00 AM 0.00 0.0 M M M
2/26/2018 7:00 AM 0.00 0.0 M M M
2/27/2018 7:00 AM 0.00 0.0 M M M
2/28/2018 7:00 AM 0.14 M M M M 7:00 Reading between showers. Not raining at 7, had started again by 7:15 AM. Snow across highway 3 miles away at 5000: at 7:15 AM
3/1/2018 7:00 AM 0.07 0.0 M M M Mostly 7:15-8:00 AM. Cloudy and showers til 1 PM
3/2/2018 7:00 AM 0.00 0.0 M M M
3/3/2018 7:00 AM 0.00 0.0 M M M
3/4/2018 7:00 AM 0.00 0.0 M M M
3/5/2018 7:00 AM 0.00 0.0 M M M
3/6/2018 7:00 AM 0.00 0.0 M M M
3/7/2018 7:00 AM 0.00 0.0 M M M
3/8/2018 7:00 AM 0.00 0.0 M M M
3/9/2018 7:00 AM 0.00 0.0 M M M
3/10/2018 7:00 AM 0.00 0.0 M M M high clouds most of day
3/11/2018 7:00 AM 0.01 M M M M Sprinkling showers 4-6 P.M. cloudy most of day
3/12/2018 7:00 AM 0.00 0.0 M M M
3/13/2018 7:00 AM 0.00 0.0 M M M
3/14/2018 7:00 AM 0.00 0.0 M M M
3/15/2018 7:00 AM 0.00 0.0 M M M
3/16/2018 7:00 AM 0.00 0.0 M M M
3/17/2018 7:00 AM 0.00 0.0 M M M
3/18/2018 7:00 AM 0.00 0.0 M M M
3/19/2018 7:00 AM M M M M M Cold Front came through about 10:30 AM. Spit rain around us. Not noticed at observation site.Rain 5 miles north of site, and visible snow on Mt. Lemmon, 12 miles NE.
3/20/2018 7:00 AM 0.00 0.0 M M M
3/21/2018 7:00 AM 0.00 0.0 M M M
3/22/2018 7:00 AM 0.00 0.0 M M M
3/23/2018 7:00 AM 0.00 0.0 M M M
3/24/2018 7:00 AM 0.00 0.0 M M M
3/25/2018 7:00 AM 0.00 0.0 M M M
3/26/2018 7:00 AM 0.00 0.0 M M M windy, broken high clouds most of day, wind from NW, gusted to 30 mph
3/27/2018 7:00 AM 0.00 0.0 M M M
3/28/2018 7:00 AM 0.00 0.0 M M M
3/29/2018 7:00 AM 0.00 0.0 M M M
3/30/2018 7:00 AM 0.00 0.0 M M M
3/31/2018 7:00 AM 0.00 0.0 M M M
4/1/2018 7:00 AM 0.00 0.0 M M M
4/2/2018 7:00 AM 0.00 0.0 M M M cloudy til noon, windy PM, clouds cleared by about 4 PM
4/3/2018 7:00 AM 0.00 0.0 M M M windy after 3 PM, bright sun, high about 90
4/4/2018 7:00 AM 0.00 0.0 M M M
4/5/2018 7:00 AM 0.00 0.0 M M M
4/6/2018 7:00 AM 0.00 0.0 M M M near record highs, about 90, wind, pollen high
4/7/2018 7:00 AM 0.00 0.0 M M M
4/8/2018 7:00 AM 0.00 0.0 M M M
4/9/2018 7:00 AM 0.00 0.0 M M M
4/10/2018 7:00 AM 0.00 0.0 M M M
4/11/2018 7:00 AM 0.00 0.0 M M M
4/12/2018 7:00 AM 0.00 0.0 M M M
4/13/2018 7:00 AM 0.00 0.0 M M M
4/14/2018 7:00 AM 0.00 0.0 M M M
4/15/2018 7:00 AM 0.00 0.0 M M M low temp about 45 deg F, lots of sun, fairly windy
4/16/2018 7:00 AM 0.00 0.0 M M M high near 92, low humidity, red flag, fire weather
4/17/2018 7:00 AM 0.00 0.0 M M M
4/18/2018 7:00 AM 0.00 0.0 M M M
4/19/2018 7:00 AM 0.00 0.0 M M M windy pm
4/20/2018 7:00 AM 0.00 0.0 M M M
4/21/2018 7:00 AM 0.00 0.0 M M M less wind, dust than past few days. Cooler, high about 80
4/23/2018 7:00 AM 0.00 0.0 M M M
4/24/2018 7:00 AM 0.00 0.0 M M M
4/25/2018 7:00 AM 0.00 0.0 M M M
4/26/2018 7:00 AM 0.00 0.0 M M M
4/27/2018 7:00 AM 0.00 0.0 M M M cloudy all day Thursday. Not as hot, but failed to cool off overnight
4/28/2018 7:00 AM 0.00 0.0 M M M cumulus clouds formed late morning, no rain or lightning. Some Virga west of observation point near sunset. High near 95, not cooling at night, lows 65-68
4/29/2018 7:00 AM 0.00 0.0 M M M
4/30/2018 7:00 AM 0.00 0.0 M M M windy, approaching cold front from north. Few Cumulus clouds forming over mountains. No rain.
5/1/2018 7:00 AM 0.00 0.0 M M M
5/2/2018 7:00 AM 0.02 M M M M wind died down at sunset, cooler than past 2 days. Street damp at 11:30 , PM, rain had stopped, smelled wet.
5/3/2018 7:00 AM 0.00 0.0 M M M
5/4/2018 7:00 AM 0.00 0.0 M M M
5/5/2018 7:00 AM 0.00 0.0 M M M
5/6/2018 7:00 AM 0.00 0.0 M M M
5/7/2018 7:00 AM 0.00 0.0 M M M First day to hit 100 in Tucson. My thermometer recorder showed 106.8 at 3:05 PM in the shade. High clouds much of the day.
5/8/2018 7:00 AM 0.00 0.0 M M M
5/9/2018 7:00 AM 0.00 0.0 M M M
5/10/2018 7:00 AM 0.00 0.0 M M M
5/11/2018 7:00 AM 0.00 0.0 M M M windy overnight, did not cool much Low Sat AM about 80
5/12/2018 7:00 AM 0.00 0.0 M M M windy , not reach 100
5/13/2018 7:00 AM 0.00 0.0 M M M
5/14/2018 7:00 AM 0.00 0.0 M M M high clouds after noon, less windy, not as hot high 94
5/15/2018 6:40 AM 0.00 0.0 M M M bright sun no rain today
5/16/2018 7:00 AM 0.00 0.0 M M M
5/17/2018 7:00 AM 0.00 0.0 M M M
5/18/2018 7:00 AM 0.00 0.0 M M M
5/19/2018 7:00 AM 0.00 0.0 M M M
5/20/2018 7:00 AM 0.00 0.0 M M M less wind. sun high about 95. ET high but not measured.
5/21/2018 7:00 AM 0.00 0.0 M M M
5/22/2018 7:00 AM 0.00 0.0 M M M
5/23/2018 7:00 AM 0.00 0.0 M M M not as hot, winds kept temps down. Saw a few wisps of clouds in sw sky mid to late afternoon.
5/24/2018 7:00 AM 0.00 0.0 M M M
5/25/2018 7:00 AM 0.00 0.0 M M M
5/26/2018 7:00 AM 0.00 0.0 M M M cloudy overnight, cumulus clouds s and w AM No rain forecast, feels wet.RH sensor not show significant increase.
5/27/2018 7:00 AM 0.00 0.0 M M M
5/28/2018 7:00 AM 0.00 0.0 M M M
5/29/2018 7:00 AM 0.00 0.0 M M M
5/30/2018 7:00 AM 0.00 0.0 M M M
5/31/2018 7:00 AM 0.00 0.0 M M M less wind, high near 100, high sirrus clouds PM
6/1/2018 7:00 AM 0.00 0.0 M M M
6/2/2018 7:00 AM 0.00 0.0 M M M
6/3/2018 7:00 AM 0.00 0.0 M M M trails VERY dusty, cactus showing stress
6/4/2018 7:00 AM 0.00 0.0 M M M high near 106
6/5/2018 7:00 AM 0.00 0.0 M M M
6/23/2018 7:00 AM 0.00 0.0 M M M high near 110. Bright sun . Little wind
6/25/2018 7:00 AM 0.00 0.0 M M M humidity pulse from Mexico in AM Sunday. Dusty, Dew Point rose above 60 for a few hours. Cleared by noon. Highs over 100
6/26/2018 7:00 AM 0.00 0.0 M M M
6/27/2018 7:00 AM 0.00 0.0 M M M
6/28/2018 7:00 AM 0.00 0.0 M M M
6/29/2018 7:00 AM 0.00 0.0 M M M
6/30/2018 7:00 AM 0.00 0.0 M M M
7/1/2018 7:00 AM 0.00 0.0 M M M
7/2/2018 7:00 AM 0.00 0.0 M M M
7/3/2018 7:00 AM 0.00 0.0 M M M
7/4/2018 7:00 AM 0.00 0.0 M M M
7/5/2018 7:00 AM 0.00 0.0 M M M
7/6/2018 7:00 AM 0.20 M M M M 2 brief storms, heavy squall of rain for 10 minutes at 1:55 PM. then not quite as heavy at 3:30,lasting 25 minutes. No power outage, distant thunder at 3 PM
7/7/2018 7:00 AM 0.00 0.0 M M M windy friday low 91, high 108
7/8/2018 7:00 AM 0.07 M M M M hard rain for just a few minutes. From ENE. No thunder here.
7/9/2018 7:00 AM 0.97 M M M M 0.03@ 3PM, then HARD RAIN 5:55-7:30 PM Much lightning, wind, several trees down. No power outage
7/10/2018 7:00 AM 0.03 M M M M Trace about 2 PM, with some thunder, no visible lightning. Then intermittent rain overnight
7/11/2018 7:00 AM 0.91 M M M M Heavy rain mid afternoon. Some areas near here reported over 2". Significant storm event posted for her at 1:45 PM yesterday.2 events: 1:35-2:05 0.5", 2:15-3:PM 0.41". No significant rainfall after 3:15 PM.Weather bureau seant flash flood warnings but no out of bank, or even near bank full flow seen at reporting site.
7/12/2018 7:00 AM 0.01 M M M M Cloudy most of day, heavy rain 6 miles north, 10 AM -noon. Spit rain at Observation point off and and on all day. No time of noticeable real precipitation, so this is an all day accumulation
7/13/2018 7:00 AM 0.00 0.0 M M M
7/14/2018 7:00 AM 0.00 0.0 M M M
7/15/2018 7:00 AM 0.19 M M M M rain started again at 6:55 AM, not hard but slow, steady. Times from computer connected tipping bucket. Amount of rain from CoCoRAHS Gage.
7/16/2018 7:00 AM 0.13 M M M M slow, winter-like rain, mostly soaked in.
7/17/2018 7:00 AM 0.15 M M M M Rain 5-5:30 PM, 0.13", then brief shower 12:15 AM 0.02"Midnight shower hard enough to make noise on roof, which woke me.
7/18/2018 7:00 AM 0.00 0.0 M M M
7/19/2018 7:00 AM 0.00 0.0 M M M
7/20/2018 7:00 AM 0.00 0.0 M M M
7/21/2018 7:00 AM 0.37 M M M M
7/22/2018 7:00 AM 0.00 0.0 M M M
7/23/2018 7:00 AM 0.00 0.0 M M M
7/24/2018 7:00 AM 0.00 0.0 M M M
7/25/2018 7:00 AM 0.00 0.0 M M M record high temp. 113 at observation site.Few high clouds. Sun feels very hot and piercing in mid afternoon.
7/27/2018 7:00 AM 0.00 0.0 M M M
7/28/2018 7:00 AM T M M M M
7/29/2018 7:00 AM 0.22 M M M M Trace 3 PM 2 squalls, 5- 7 PM. Much thunder and lightning after 7 PM but no additional rain.
7/30/2018 7:00 AM 0.00 0.0 M M M cloudy much of day. High about 100
7/31/2018 7:00 AM 0.00 0.0 M M M windy, thunder and lightning 7-8 PM ( approx.) Rain visible falling 2 miles north east, no rain here. Several power outages rported 10 miles south 8-9 PM from storms.
8/1/2018 7:00 AM 0.00 0.0 M M M
8/2/2018 7:00 AM 0.98 M M M M Thunderstorm, hail about 1/2" 8:15-8:25, short power outage 8:13, storm started south but blew onto north side of house. Water 1/2 filled each gutter on street
8/3/2018 7:00 AM 0.11 M M M M
8/4/2018 7:00 AM 0.00 0.0 M M M
8/5/2018 7:00 AM 0.00 0.0 M M M
8/12/2018 7:00 AM 0.11 M M M M 2 quiet showers overnight
8/13/2018 7:00 AM 0.04 M M M M brief shower approx 7 PM. Part of larger storm that went north of here,came in from the NE, across Catalina Mountains. Thunder and lightning observed about 3 miles NE
8/14/2018 7:00 AM 0.00 0.0 M M M
8/15/2018 7:00 AM 0.01 M M M M Sometime after 10:30 PM. Found water in gauge at 7 AM
8/16/2018 7:00 AM 0.06 M M M M Shower approx. 10 AM. Cloudy, threatening most of morning.
8/17/2018 7:00 AM 0.00 0.0 M M M
8/18/2018 7:00 AM 0.00 0.0 M M M
8/19/2018 7:00 AM 0.00 0.0 M M M
8/20/2018 7:00 AM 0.00 0.0 M M M
8/21/2018 7:00 AM 0.00 0.0 M M M storm from east could not come over Pusch Ridge. Windy, no rain.( 5-6:30 PM) Tucson had hard rain 10 miles south at that time. Then very windy 9:30-PM to midnight. Lightning at 3 AM No rain at station.
8/22/2018 7:00 AM 0.00 0.0 M M M
8/23/2018 7:00 AM 0.07 M M M M edge of strong storm to north and west of here. TV reports 1-2" rain, power out, trees down about 5 miles NW. of here. Thunder , lightning at this station.
8/24/2018 7:00 AM 0.00 0.0 M M M
8/25/2018 7:00 AM 0.10 M M M M Gusty winds 6:30 PM to 9:30 PM. Storm came from NE Close lightning ( 2 secondds to thunder at approx. 8 PM. Rain 7:00- 7:30 ( 0.02) and 10:00 -? 0.08)
8/26/2018 7:00 AM 0.00 0.0 M M M
8/27/2018 7:00 AM 0.00 0.0 M M M
8/28/2018 7:00 AM 0.00 0.0 M M M air getting dryer
8/29/2018 7:00 AM 0.00 0.0 M M M air drier this morning
8/30/2018 7:00 AM 0.00 0.0 M M M
8/31/2018 7:00 AM 0.00 0.0 M M M
9/1/2018 7:00 AM 0.00 0.0 M M M threatening rain to east over mtns at 7 AM did not rain here, blue sky to west
9/2/2018 7:00 AM 0.00 0.0 M M M rain in mid afternoon within 1 mile of site. Did not rain at observation point.Weather Radars showed storms moving due east after forming over Santa Catalina Mountains. Unusual pattern. Some thunder at 2 PM. Lightning east at 10 PM
9/3/2018 7:00 AM 0.25 0.0 M M M Winds from east in AM, clouds building early. Rain began at 3:45, intermittent. Heaviest here 10-11 PM. 8 miles west VERY hard rain mid afternoon, flash flood warnings from NWS. Until 10 PM observation pint had only 0.02", Power out briefly in thunderstorm 5:20 PM
9/4/2018 7:00 AM 0.00 0.0 M M M drier air mass. wind still from west. AC ran 1/3 less yesterday than Sunday. Low about 70
9/5/2018 7:00 AM 0.00 0.0 M M M
9/6/2018 7:00 AM 0.00 0.0 M M M
9/7/2018 7:00 AM 0.02 M M M M Brief shower approx 3:20 PM
9/12/2018 7:00 AM 0.00 0.0 M M M
9/13/2018 7:00 AM 0.00 0.0 M M M
9/14/2018 7:00 AM 0.00 0.0 M M M
9/15/2018 7:00 AM 0.00 0.0 M M M Dry, so sun penetrates, feels worse in PM
9/16/2018 7:00 AM 0.00 0.0 M M M
9/17/2018 7:00 AM 0.00 0.0 M M M Shower and thunder at 3 PM 3 miles NE of observation point. No rain here.
9/18/2018 7:00 AM 0.00 0.0 M M M
9/19/2018 7:00 AM 0.00 0.0 M M M
9/20/2018 7:00 AM 1.04 M M M M 2 periods of heavier showers- 2:30-4, and 6-7:30 PM
9/21/2018 7:00 AM 0.00 0.0 M M M
9/22/2018 7:00 AM 0.00 0.0 M M M
9/23/2018 7:00 AM 0.00 0.0 M M M
9/24/2018 7:00 AM 0.00 0.0 M M M Getting very humid at 7 AM Observation on 9/24. Moisture to SW of Tucson. High mixed clouds.
9/25/2018 7:00 AM 0.00 0.0 M M M
9/26/2018 7:00 AM 0.00 0.0 M M M
9/27/2018 7:00 AM 0.00 0.0 M M M
9/28/2018 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
10/7/2017 10/23/2017 7:00 AM 17 M M M I do not believe there was any precip during this time but cannot substantiate this. Gage was empty when checked.
6/6/2018 6/22/2018 10:15 AM 17 0.66 M M Out of town. This was apparently a storm from remains of Hurricane BUD. Reading is probably low due to evaporation. Temps here have been 90+ for a week.
8/6/2018 8/11/2018 1:00 PM 6 0.98 M M
9/8/2018 9/11/2018 7:00 AM 4 0.00 M M
9/29/2018 10/07/2018 12:00 PM 9 1.00 M M



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