Station Overview Station Location
Station Number AZ-MR-287 Latitude 33.7375
Station Name Surprise 10.9 NE Longitude -112.19035
County Maricopa Elevation (ft) 1503



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 0.70 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
Nov 09 0.81 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
Dec 09 1.26 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
Jan 10 1.27 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
Feb 10 1.34 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
March 10 1.24 0.02 19 0.02 19 0.00 0 0 1 1 0.0 0 0
April 10 0.44 0.00 29 0.00 29 0.00 0 0 0 0 0.0 0 0
May 10 0.17 0.00 29 0.00 29 0.00 0 0 0 0 0.0 0 0
June 10 0.05 0.00 20 0.00 20 0.00 0 0 0 0 0.0 0 0
July 10 0.86 3.18 18 3.18 18 0.00 0 0 6 0 0.0 0 0
Aug 10 1.25 1.04 25 1.04 25 0.00 0 0 7 0 0.0 0 0
Sept 10 0.80 0.00 16 0.00 16 0.00 0 0 0 0 0.0 0 0
Water Year Totals: 10.19" 4.24" 156 days 4.24" 156 0.00" 0 days 0 14 days 1 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
2/8/2010
2/9/2010
2/10/2010
2/11/2010
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
2/22/2010
2/23/2010
2/24/2010
2/25/2010
2/26/2010
2/27/2010
2/28/2010
3/1/2010
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 0.00
3/12/2010 0.00
3/13/2010 0.00
3/14/2010 0.00
3/15/2010 0.00
3/16/2010 0.00
3/17/2010 0.00
3/18/2010 0.00
3/19/2010 T
3/20/2010 0.00
3/21/2010
3/22/2010 0.00
3/23/2010 0.02
3/24/2010
3/25/2010 0.00
3/26/2010 0.00
3/27/2010 0.00
3/28/2010 0.00
3/29/2010 0.00
3/30/2010 0.00
3/31/2010 0.00
Day of YearDaily PrcpMultiday Prcp
4/1/2010 0.00
4/2/2010 0.00
4/3/2010 0.00
4/4/2010 0.00
4/5/2010 0.00
4/6/2010 0.00
4/7/2010 0.00
4/8/2010 0.00
4/9/2010 0.00
4/10/2010 0.00
4/11/2010 0.00
4/12/2010 0.00
4/13/2010 0.00
4/14/2010
4/15/2010 0.00
4/16/2010 0.00
4/17/2010 0.00
4/18/2010 0.00
4/19/2010 0.00
4/20/2010 0.00
4/21/2010 0.00
4/22/2010 0.00
4/23/2010 0.00
4/24/2010 0.00
4/25/2010 0.00
4/26/2010 0.00
4/27/2010 0.00
4/28/2010 0.00
4/29/2010 0.00
4/30/2010 0.00
5/1/2010 0.00
5/2/2010 0.00
5/3/2010 0.00
5/4/2010 0.00
5/5/2010 0.00
5/6/2010 0.00
5/7/2010 0.00
5/8/2010 0.00
5/9/2010 0.00
5/10/2010 0.00
5/11/2010 0.00
5/12/2010 0.00
5/13/2010 0.00
5/14/2010 0.00
5/15/2010 0.00
5/16/2010 0.00
5/17/2010 0.00
5/18/2010 0.00
5/19/2010 0.00
5/20/2010 0.00
5/21/2010 0.00
5/22/2010 0.00
5/23/2010 0.00
5/24/2010 0.00
5/25/2010 0.00
5/26/2010 0.00
5/27/2010 0.00
5/28/2010 0.00
5/29/2010 0.00
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 0.00
6/10/2010 0.00
6/11/2010
6/12/2010 0.00
6/13/2010 0.00
6/14/2010 0.00
6/15/2010 0.00
6/16/2010 0.00
6/17/2010 0.00
6/18/2010 0.00
6/19/2010 0.00
6/20/2010 0.00
6/21/2010 0.00
6/22/2010 0.00
6/23/2010 0.00
6/24/2010 0.00
6/25/2010 0.00
6/26/2010 0.00
6/27/2010 0.00
6/28/2010 0.00
6/29/2010 0.00
6/30/2010
Day of YearDaily PrcpMultiday Prcp
7/1/2010
7/2/2010
7/3/2010
7/4/2010
7/5/2010
7/6/2010
7/7/2010
7/8/2010
7/9/2010
7/10/2010
7/11/2010
7/12/2010 0.00
7/13/2010 0.00
7/14/2010 0.00
7/15/2010 0.00
7/16/2010
7/17/2010 0.00
7/18/2010 0.00
7/19/2010 0.00
7/20/2010 0.08
7/21/2010 0.00
7/22/2010 0.00
7/23/2010 0.21
7/24/2010
7/25/2010 0.02
7/26/2010 0.00
7/27/2010 0.00
7/28/2010 0.10
7/29/2010 0.00
7/30/2010 1.55
7/31/2010 1.22
8/1/2010 0.20
8/2/2010 0.02
8/3/2010 0.00
8/4/2010 0.00
8/5/2010 0.00
8/6/2010 0.00
8/7/2010 0.03
8/8/2010 0.05
8/9/2010 0.00
8/10/2010 0.00
8/11/2010 0.00
8/12/2010 0.00
8/13/2010
8/14/2010 0.00
8/15/2010 0.00
8/16/2010 0.00
8/17/2010 0.00
8/18/2010 0.03
8/19/2010 0.00
8/20/2010 0.00
8/21/2010 0.00
8/22/2010 0.59
8/23/2010 0.00
8/24/2010
8/25/2010 0.12
8/26/2010
8/27/2010
8/28/2010
8/29/2010 0.00
8/30/2010 0.00
8/31/2010
9/1/2010 0.00
9/2/2010
9/3/2010
9/4/2010 0.00
9/5/2010 0.00
9/6/2010 0.00
9/7/2010 0.00
9/8/2010 0.00
9/9/2010
9/10/2010
9/11/2010
9/12/2010 0.00
9/13/2010 0.00
9/14/2010 0.00
9/15/2010
9/16/2010
9/17/2010
9/18/2010
9/19/2010
9/20/2010
9/21/2010
9/22/2010
9/23/2010
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
3/11/2010 8:00 AM 0.00 0.0 M M M
3/12/2010 8:00 AM 0.00 0.0 M M M
3/13/2010 8:00 AM 0.00 0.0 M M M
3/14/2010 8:00 AM 0.00 0.0 M M M
3/15/2010 8:00 AM 0.00 0.0 M M M
3/16/2010 8:00 AM 0.00 0.0 M 0.0 M
3/17/2010 8:00 AM 0.00 0.0 M 0.0 M sunny and pleasant
3/18/2010 8:00 AM 0.00 0.0 M 0.0 M
3/19/2010 7:30 AM T 0.0 M 0.0 M
3/20/2010 7:30 AM 0.00 0.0 M 0.0 M
3/22/2010 8:00 AM 0.00 0.0 M 0.0 M
3/23/2010 8:00 AM 0.02 0.0 M 0.0 M
3/25/2010 8:00 AM 0.00 0.0 M 0.0 M
3/26/2010 8:00 AM 0.00 0.0 M 0.0 M
3/27/2010 8:00 AM 0.00 0.0 M 0.0 M
3/28/2010 8:00 AM 0.00 0.0 M 0.0 M
3/29/2010 8:00 AM 0.00 0.0 M M 0.00
3/30/2010 8:00 AM 0.00 0.0 M 0.0 M
3/31/2010 7:40 AM 0.00 0.0 M 0.0 M
4/1/2010 7:40 AM 0.00 0.0 M 0.0 M
4/2/2010 7:40 AM 0.00 0.0 M 0.0 M
4/3/2010 7:30 AM 0.00 0.0 M 0.0 M
4/4/2010 8:00 AM 0.00 0.0 M 0.0 M sunny and pleasant Easter Sunday. Felt minor tremors around 4:00 pm. Water sloshed from side to side in pool for a few minutes.
4/5/2010 7:00 AM 0.00 0.0 M M M
4/6/2010 7:00 AM 0.00 0.0 M M M
4/7/2010 7:00 AM 0.00 0.0 M M M Extremely windy
4/8/2010 12:00 AM 0.00 0.0 M M M
4/9/2010 8:00 AM 0.00 0.0 M M M
4/10/2010 7:00 AM 0.00 0.0 M M M
4/11/2010 7:00 AM 0.00 0.0 M M M
4/12/2010 8:00 AM 0.00 0.0 M M M
4/13/2010 7:00 AM 0.00 0.0 M M M
4/15/2010 7:00 AM 0.00 0.0 M M M
4/16/2010 7:00 AM 0.00 0.0 M M M
4/17/2010 8:00 AM 0.00 0.0 M M M
4/18/2010 8:00 AM 0.00 0.0 M M M
4/19/2010 8:00 AM 0.00 0.0 M M M
4/20/2010 8:00 AM 0.00 0.0 M M M
4/21/2010 8:00 AM 0.00 0.0 M M M
4/22/2010 8:00 AM 0.00 0.0 M M M
4/23/2010 8:00 AM 0.00 0.0 M M M
4/24/2010 8:00 AM 0.00 0.0 M M M
4/25/2010 7:00 AM 0.00 0.0 M M M
4/26/2010 8:00 AM 0.00 0.0 M M M
4/27/2010 8:00 AM 0.00 0.0 M M M
4/28/2010 7:00 AM 0.00 0.0 M M M
4/29/2010 8:00 AM 0.00 0.0 M M M
4/30/2010 8:00 AM 0.00 0.0 M M M Nothing in rain gauge, but small sprinkle shower occurred April 29 between 4:30 and 5:00 pm. Very windy last two days. This morning is calm, cool, and clear.
5/1/2010 8:00 AM 0.00 0.0 M M M
5/2/2010 8:00 AM 0.00 0.0 M M M
5/3/2010 7:30 AM 0.00 0.0 M M M
5/4/2010 8:00 AM 0.00 0.0 M M M
5/5/2010 8:00 AM 0.00 0.0 M M M
5/6/2010 8:00 AM 0.00 0.0 M M M
5/7/2010 7:00 AM 0.00 0.0 M M M
5/8/2010 9:00 AM 0.00 0.0 M M M
5/9/2010 8:00 AM 0.00 0.0 M M M
5/10/2010 8:00 AM 0.00 0.0 M M M
5/11/2010 8:00 AM 0.00 0.0 M M M
5/12/2010 7:00 AM 0.00 0.0 M M M
5/13/2010 8:00 AM 0.00 0.0 M M M
5/14/2010 8:00 AM 0.00 0.0 M M M
5/15/2010 7:00 AM 0.00 0.0 M M M
5/16/2010 8:00 AM 0.00 0.0 M M M
5/17/2010 8:00 AM 0.00 0.0 M M M
5/18/2010 8:00 AM 0.00 0.0 M M M
5/19/2010 8:00 AM 0.00 0.0 M M M
5/20/2010 7:00 AM 0.00 0.0 M M M
5/21/2010 8:00 AM 0.00 0.0 M M M
5/22/2010 8:00 AM 0.00 0.0 M M M
5/23/2010 8:00 AM 0.00 0.0 M M M
5/24/2010 8:00 AM 0.00 0.0 M M M
5/25/2010 7:00 AM 0.00 0.0 M M M
5/26/2010 8:00 AM 0.00 0.0 M M M
5/27/2010 8:00 AM 0.00 0.0 M M M
5/28/2010 7:00 AM 0.00 0.0 M M M
5/29/2010 7:00 AM 0.00 0.0 M M M
6/9/2010 7:00 AM 0.00 0.0 M M M
6/10/2010 7:00 AM 0.00 0.0 M M M
6/12/2010 7:00 AM 0.00 0.0 M M M
6/13/2010 7:00 AM 0.00 0.0 M M M Yesterday morning for about 3 hours it was very windy & threatening to rain, we got just a few light drops, not enough to wet things or to get into the rain gauge. Much cooler. This morning's observation: cool, sunny, and calm.
6/14/2010 8:00 AM 0.00 0.0 M M M
6/15/2010 8:00 AM 0.00 0.0 M M M
6/16/2010 8:00 AM 0.00 0.0 M M M
6/17/2010 8:00 AM 0.00 0.0 M M M
6/18/2010 8:00 AM 0.00 0.0 M M M
6/19/2010 8:00 AM 0.00 0.0 M M M
6/20/2010 8:00 AM 0.00 0.0 M M M
6/21/2010 7:00 AM 0.00 0.0 M M M
6/22/2010 7:00 AM 0.00 0.0 M M M
6/23/2010 8:00 AM 0.00 0.0 M M M
6/24/2010 7:00 AM 0.00 0.0 M M M
6/25/2010 7:00 AM 0.00 0.0 M M M
6/26/2010 8:00 AM 0.00 0.0 M M M
6/27/2010 8:00 AM 0.00 0.0 M M M
6/28/2010 8:00 AM 0.00 0.0 M M M
6/29/2010 7:00 AM 0.00 0.0 M M M
7/12/2010 8:00 AM 0.00 0.0 M M M
7/13/2010 7:00 AM 0.00 0.0 M M M
7/14/2010 8:00 AM 0.00 0.0 M M M
7/15/2010 8:00 AM 0.00 0.0 M M M Overcast today and HOT. Hopefully we will get rain SOON!
7/17/2010 7:00 AM 0.00 0.0 M M M First a light dust storm, then rain drops hammered from the north for about 5 minutes around 6:00 pm last night. Nothing in the rain gauge but dust - pfffft. Somewhat overcast & humid this am. Cicadas in the yard are predicting real rain today.
7/18/2010 8:00 AM 0.00 0.0 M M M
7/19/2010 8:00 AM 0.00 0.0 M M M
7/20/2010 7:00 AM 0.08 M M M M Steady rain woke me up around 3:30 AM. Minimal puddling this am, and is sunny, but very humid. First measurable rain since 03/23/10.
7/21/2010 8:00 AM 0.00 0.0 M M M
7/22/2010 8:00 AM 0.00 0.0 M M M
7/23/2010 7:20 AM 0.21 M M M M Between 6:30 and 8:00 pm last evening received .16. .05 throughout the night and this morning. Still dark clouds & very humid this am.
7/25/2010 7:30 AM 0.02 M M M M
7/26/2010 8:00 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 0.10 M M M M
7/29/2010 7:00 AM 0.00 0.0 M M M overcast & cooler this morning
7/30/2010 7:00 AM 1.55 M M M M Huge wind from the south between 4:30 and 5:30 pm. Most of the rain was in that time period. Many tree branches down, and fallen mesquite trees in area. Yard was pooling with water during brunt of storm.
7/31/2010 7:00 AM 1.22 M M M M Rain very heavy between 4:00 and 5:00 am, Moderate between 5:00 and 6:00 am.
8/1/2010 7:00 AM 0.20 M M M M Rain occurred mainly in the early morning hours. Did not receive anything at all yesterday afternoon or evening.
8/2/2010 7:00 AM 0.02 M M M M Reported rain happened between 7:00 am and 8:00 am yesterday.
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 0.03 M M M M .01 mid morning yesterday, .02 last night/early morning
8/8/2010 7:00 AM 0.05 M M M M
8/9/2010 7:00 AM 0.00 0.0 M M M
8/10/2010 8:00 AM 0.00 0.0 M M M
8/11/2010 8:00 AM 0.00 0.0 M M M
8/12/2010 8:00 AM 0.00 0.0 M M M no rain. *yawn*
8/14/2010 8:00 AM 0.00 0.0 M M M Got a craving for fried eggs this morning. Think I'll use the sidewalk for a skillet.
8/15/2010 8:00 AM 0.00 0.0 M M M 08/14 around 5 pm we were treated to a rare inverse rainbow in the hazy sky for about an hour. It was accompanied by a sundog to the right of the sun.
8/16/2010 8:00 AM 0.00 0.0 M M M slightly overcast sky
8/17/2010 8:00 AM 0.00 0.0 M M M No rain but humid. Last night there were visible thunderstorms far to the north.
8/18/2010 7:00 AM 0.03 M M M M Looked like we were going to be in for a much larger storm last night, dark clouds and lightning all around, but the most heavy stuff missed us.
8/19/2010 8:00 AM 0.00 0.0 M M M
8/20/2010 8:00 AM 0.00 0.0 M M M
8/21/2010 8:00 AM 0.00 0.0 M M M
8/22/2010 7:00 AM 0.59 0.0 M M M I wouldn't have known it rained if I couldn't smell it. Thought my husband was playing a trick on me with the rain gauge. .59" Must have been late last night/early morning. Didn't hear a thing.
8/23/2010 8:00 AM 0.00 0.0 M M M
8/25/2010 7:00 AM 0.12 M M M M .08 between 5:00 and 6:00 pm 08/24, the remaining .04 happened sometime in the night. Not as much wind as was expected.
8/29/2010 7:00 AM 0.00 0.0 M M M Had an awesome view of the thunderhead over the east Valley, but no precip here in far NW PHX. Had a brief gust of strong winds around 4:00 pm but otherwise was a very pleasant day and evening.
8/30/2010 8:00 AM 0.00 0.0 M M M
9/1/2010 8:00 AM 0.00 0.0 M M M
9/4/2010 8:00 AM 0.00 0.0 M M M
9/5/2010 8:00 AM 0.00 0.0 M M M
9/6/2010 8:00 AM 0.00 0.0 M M M
9/7/2010 8:00 AM 0.00 0.0 M M M
9/8/2010 7:00 AM 0.00 0.0 M M M
9/12/2010 8:00 AM 0.00 0.0 M M M
9/13/2010 7:00 AM 0.00 0.0 M M M
9/14/2010 8:00 AM 0.00 0.0 M M M
9/24/2010 8:00 AM 0.00 0.0 M M M Just came back from a one week vacation. No precipitation to record.
9/25/2010 8:00 AM 0.00 0.0 M M M
9/26/2010 8:00 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