Station Overview Station Location
Station Number TX-HDL-21 Latitude 26.2431
Station Name McAllen 2.4 NE Longitude -98.2161
County Hidalgo Elevation (ft) 114



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 10 2.16 0.00 31 0.00 0 0.00 31 1 0 0 0.0 0 0
Nov 10 0.92 0.01 1 0.01 1 0.00 0 0 1 0 0.0 0 0
Dec 10 1.06 0.14 2 0.00 0 0.14 2 1 0 0 0.0 0 0
Jan 11 1.05 1.17 16 0.00 0 1.17 16 1 0 0 0.0 0 0
Feb 11 1.23 0.11 6 0.00 0 0.11 6 1 0 0 0.0 0 0
March 11 0.90 0.20 1 0.20 1 0.00 0 0 1 0 0.0 0 0
April 11 1.25 0.00 30 0.00 0 0.00 30 1 0 0 0.0 0 0
May 11 2.42 0.16 1 0.16 1 0.00 0 0 1 0 0.0 0 0
June 11 2.23 6.03 8 0.22 6 5.81 2 1 2 1 0.0 0 0
July 11 2.12 1.84 31 1.84 31 0.00 0 0 3 1 0.0 0 0
Aug 11 1.71 0.50 24 0.50 24 0.00 0 0 3 0 0.0 0 0
Sept 11 4.11 0.11 30 0.11 30 0.00 0 0 2 2 0.0 0 0
Water Year Totals: 21.16" 10.27" 181 days 3.04" 94 7.23" 87 days 6 13 days 4 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
10/1/2010 **
10/2/2010 **
10/3/2010 **
10/4/2010 **
10/5/2010 **
10/6/2010 **
10/7/2010 **
10/8/2010 **
10/9/2010 **
10/10/2010 **
10/11/2010 **
10/12/2010 **
10/13/2010 **
10/14/2010 **
10/15/2010 **
10/16/2010 **
10/17/2010 **
10/18/2010 **
10/19/2010 **
10/20/2010 **
10/21/2010 **
10/22/2010 **
10/23/2010 **
10/24/2010 **
10/25/2010 **
10/26/2010 **
10/27/2010 **
10/28/2010 **
10/29/2010 **
10/30/2010 **
10/31/2010 0.00
11/1/2010
11/2/2010
11/3/2010
11/4/2010
11/5/2010
11/6/2010
11/7/2010
11/8/2010
11/9/2010
11/10/2010
11/11/2010
11/12/2010
11/13/2010
11/14/2010
11/15/2010
11/16/2010
11/17/2010
11/18/2010
11/19/2010
11/20/2010
11/21/2010
11/22/2010
11/23/2010
11/24/2010
11/25/2010
11/26/2010
11/27/2010 0.01
11/28/2010
11/29/2010
11/30/2010
12/1/2010
12/2/2010
12/3/2010
12/4/2010
12/5/2010
12/6/2010
12/7/2010
12/8/2010
12/9/2010
12/10/2010
12/11/2010
12/12/2010
12/13/2010
12/14/2010
12/15/2010
12/16/2010
12/17/2010
12/18/2010
12/19/2010
12/20/2010
12/21/2010
12/22/2010
12/23/2010
12/24/2010
12/25/2010
12/26/2010
12/27/2010
12/28/2010
12/29/2010 **
12/30/2010 0.14
12/31/2010
Day of YearDaily PrcpMultiday Prcp
1/1/2011
1/2/2011
1/3/2011
1/4/2011
1/5/2011
1/6/2011
1/7/2011
1/8/2011
1/9/2011
1/10/2011 **
1/11/2011 **
1/12/2011 **
1/13/2011 **
1/14/2011 **
1/15/2011 **
1/16/2011 **
1/17/2011 **
1/18/2011 **
1/19/2011 **
1/20/2011 **
1/21/2011 **
1/22/2011 **
1/23/2011 **
1/24/2011 **
1/25/2011 1.17
1/26/2011
1/27/2011
1/28/2011
1/29/2011
1/30/2011
1/31/2011
2/1/2011
2/2/2011
2/3/2011
2/4/2011
2/5/2011 **
2/6/2011 **
2/7/2011 **
2/8/2011 **
2/9/2011 **
2/10/2011 0.11
2/11/2011
2/12/2011
2/13/2011
2/14/2011
2/15/2011
2/16/2011
2/17/2011
2/18/2011
2/19/2011
2/20/2011
2/21/2011
2/22/2011
2/23/2011
2/24/2011
2/25/2011
2/26/2011
2/27/2011
2/28/2011
3/1/2011
3/2/2011
3/3/2011
3/4/2011
3/5/2011
3/6/2011 0.20
3/7/2011
3/8/2011
3/9/2011
3/10/2011
3/11/2011
3/12/2011
3/13/2011
3/14/2011
3/15/2011
3/16/2011
3/17/2011
3/18/2011
3/19/2011
3/20/2011
3/21/2011
3/22/2011
3/23/2011
3/24/2011
3/25/2011
3/26/2011
3/27/2011
3/28/2011
3/29/2011
3/30/2011
3/31/2011
Day of YearDaily PrcpMultiday Prcp
4/1/2011 **
4/2/2011 **
4/3/2011 **
4/4/2011 **
4/5/2011 **
4/6/2011 **
4/7/2011 **
4/8/2011 **
4/9/2011 **
4/10/2011 **
4/11/2011 **
4/12/2011 **
4/13/2011 **
4/14/2011 **
4/15/2011 **
4/16/2011 **
4/17/2011 **
4/18/2011 **
4/19/2011 **
4/20/2011 **
4/21/2011 **
4/22/2011 **
4/23/2011 **
4/24/2011 **
4/25/2011 **
4/26/2011 **
4/27/2011 **
4/28/2011 **
4/29/2011 **
4/30/2011 0.00
5/1/2011
5/2/2011
5/3/2011
5/4/2011
5/5/2011
5/6/2011
5/7/2011
5/8/2011
5/9/2011
5/10/2011
5/11/2011
5/12/2011
5/13/2011 0.16
5/14/2011
5/15/2011
5/16/2011
5/17/2011
5/18/2011
5/19/2011
5/20/2011
5/21/2011
5/22/2011
5/23/2011
5/24/2011
5/25/2011
5/26/2011
5/27/2011
5/28/2011
5/29/2011
5/30/2011
5/31/2011
6/1/2011
6/2/2011
6/3/2011
6/4/2011
6/5/2011
6/6/2011
6/7/2011
6/8/2011
6/9/2011
6/10/2011
6/11/2011
6/12/2011
6/13/2011
6/14/2011
6/15/2011
6/16/2011
6/17/2011
6/18/2011
6/19/2011
6/20/2011
6/21/2011
6/22/2011
6/23/2011 **
6/24/2011 5.81
6/25/2011 0.00
6/26/2011 T
6/27/2011 0.00
6/28/2011 0.00
6/29/2011 0.07
6/30/2011 0.15
Day of YearDaily PrcpMultiday Prcp
7/1/2011 0.75
7/2/2011 0.97
7/3/2011 T
7/4/2011 0.00
7/5/2011 0.00
7/6/2011 0.00
7/7/2011 0.00
7/8/2011 0.00
7/9/2011 0.00
7/10/2011 0.00
7/11/2011 0.00
7/12/2011 0.00
7/13/2011 0.00
7/14/2011 0.00
7/15/2011 0.00
7/16/2011 0.00
7/17/2011 0.00
7/18/2011 0.00
7/19/2011 0.00
7/20/2011 0.00
7/21/2011 0.00
7/22/2011 0.00
7/23/2011 0.00
7/24/2011 0.00
7/25/2011 0.00
7/26/2011 0.00
7/27/2011 0.00
7/28/2011 0.00
7/29/2011 0.00
7/30/2011 0.12
7/31/2011 0.00
8/1/2011 0.00
8/2/2011 0.00
8/3/2011 0.00
8/4/2011 0.00
8/5/2011 0.00
8/6/2011 0.00
8/7/2011 0.00
8/8/2011 0.00
8/9/2011 0.00
8/10/2011 0.00
8/11/2011 0.00
8/12/2011
8/13/2011
8/14/2011
8/15/2011 0.28
8/16/2011
8/17/2011
8/18/2011
8/19/2011 0.00
8/20/2011
8/21/2011 0.00
8/22/2011 0.00
8/23/2011 0.00
8/24/2011 0.00
8/25/2011 0.00
8/26/2011 0.11
8/27/2011 0.11
8/28/2011 0.00
8/29/2011 0.00
8/30/2011 0.00
8/31/2011 0.00
9/1/2011 0.02
9/2/2011 0.00
9/3/2011 0.00
9/4/2011 0.00
9/5/2011 0.00
9/6/2011 0.00
9/7/2011 0.00
9/8/2011 0.00
9/9/2011 0.00
9/10/2011 0.00
9/11/2011 0.00
9/12/2011 0.00
9/13/2011 0.00
9/14/2011 0.00
9/15/2011 0.00
9/16/2011 T
9/17/2011 0.00
9/18/2011 0.00
9/19/2011 0.09
9/20/2011 0.00
9/21/2011 0.00
9/22/2011 0.00
9/23/2011 0.00
9/24/2011 0.00
9/25/2011 0.00
9/26/2011 0.00
9/27/2011 0.00
9/28/2011 0.00
9/29/2011 0.00
9/30/2011 T



Observation Date Observation Time Precipitation Snowfall Snowfall SWE Snow Depth Snow SWE Notes
11/27/2010 8:00 AM 0.01 M M M M only rainfall in nov 2010 total nov 0.01"
3/6/2011 8:00 AM 0.20 M M M M
5/13/2011 8:00 AM 0.16 M M M M
6/25/2011 8:00 AM 0.00 0.0 M M M ovc
6/26/2011 7:30 AM T M M M M light drops blowing from storm cell that passed south of here at 1236 CDT 1736z
6/27/2011 7:21 AM 0.00 0.0 M M M obs 0721 CDT / 1221z
6/28/2011 7:00 AM 0.00 0.0 M M M dew
6/29/2011 7:00 AM 0.07 M M M M
6/30/2011 7:00 AM 0.15 M M M M trace only before midnight 0500z & 0.15" overnight as of 0700 /1200z. Rain from northern edge of Tropical Storm Arlene landed south of here in Mexico.
7/1/2011 7:00 AM 0.75 M M M M northern edge of Tropical Storm Arlene which made landfall in Mexico south of here
7/2/2011 7:00 AM 0.97 M M M M Local TV wxman says this is still tropical rain from Arlene
7/3/2011 7:00 AM T M M M M a few afternoon thunderstorms in area
7/4/2011 7:00 AM 0.00 0.0 M M M scattered storms in area afternoon 03jul, and KMFE, which is 4 miles south of here, reported 0.80"
7/5/2011 7:00 AM 0.00 0.0 M M M scattered rain in area again, airport 4 miles south of here reported rain past 24 hours.
7/6/2011 7:00 AM 0.00 0.0 M M M
7/7/2011 7:00 AM 0.00 0.0 M M M
7/8/2011 8:00 AM 0.00 0.0 M M M
7/9/2011 8:00 AM 0.00 0.0 M M M
7/10/2011 7:00 AM 0.00 0.0 M M M
7/11/2011 8:00 AM 0.00 0.0 M M M small cell passed south and west of here, local airport, KMFE, 4.7 miles SSW of here reported 0.02" and more rain in county east of here.
7/12/2011 7:00 AM 0.00 0.0 M M M
7/13/2011 7:00 AM 0.00 0.0 M M M
7/14/2011 7:00 AM 0.00 0.0 M M M
7/15/2011 7:00 AM 0.00 0.0 M M M
7/16/2011 7:00 AM 0.00 0.0 M M M
7/17/2011 8:00 AM 0.00 0.0 M M M
7/18/2011 7:00 AM 0.00 0.0 M M M
7/19/2011 7:00 AM 0.00 0.0 M M M
7/20/2011 7:00 AM 0.00 0.0 M M M
7/21/2011 7:00 AM 0.00 0.0 M M M
7/22/2011 8:00 AM 0.00 0.0 M M M
7/23/2011 7:00 AM 0.00 0.0 M M M
7/24/2011 7:00 AM 0.00 0.0 M M M
7/25/2011 7:00 AM 0.00 0.0 M M M
7/26/2011 7:00 AM 0.00 0.0 M M M
7/27/2011 8:00 AM 0.00 0.0 M M M
7/28/2011 7:00 AM 0.00 0.0 M M M
7/29/2011 7:00 AM 0.00 0.0 M M M Tropical Storm Don approaching from SE, center predicted a little N of here. Rain expected. Last rainfall here was 27.2 days ago.
7/30/2011 7:00 AM 0.12 M M M M Tropical Storm Don fizzled when it came inland. Radar shows only a few isolated areas received significant rain. Airport 4.5 miles south of my location is reporting only 0.01"
7/31/2011 8:00 AM 0.00 0.0 M M M
8/1/2011 7:00 AM 0.00 0.0 M M M
8/2/2011 8:00 AM 0.00 0.0 M M M
8/3/2011 7:00 AM 0.00 0.0 M M M
8/4/2011 8:00 AM 0.00 0.0 M M M
8/5/2011 7:00 AM 0.00 0.0 M M M
8/6/2011 7:00 AM 0.00 0.0 M M M
8/7/2011 7:00 AM 0.00 0.0 M M M
8/8/2011 7:00 AM 0.00 0.0 M M M
8/9/2011 7:00 AM 0.00 0.0 M M M
8/10/2011 8:00 AM 0.00 0.0 M M M
8/11/2011 8:00 AM 0.00 0.0 M M M
8/15/2011 8:00 AM 0.28 M M M M This reading is from Davis rain gauge. I was not available to take reading from my cocorahs collector; however, my Davis has been registering the same as my coco or with only a deviation of +/-0.01". I also "saw" this rain via radar. Please contact me if you have any questions about this report.
8/19/2011 8:00 AM 0.00 0.0 M M M
8/21/2011 8:00 AM 0.00 0.0 M M M
8/22/2011 7:00 AM 0.00 0.0 M M M
8/23/2011 7:00 AM 0.00 0.0 M M M Rain in RGV and in county, as much as 5 inches reported by radar 15 miles NE of me, but rain did not fall here, not even a trace.
8/24/2011 8:00 AM 0.00 0.0 M M M
8/25/2011 7:00 AM 0.00 0.0 M M M
8/26/2011 7:00 AM 0.11 M M M M Scattered thunderstorm afternoon 25aug which came in from NE off the Gulf. We had trace at 1:45p & by 2:30p we had 0.01" and TS passed by as noted below. I think the center of the cell passed a little to the SE of here.
8/27/2011 7:00 AM 0.11 M M M M Passing friday morning shower, heaviest rain was south of here. Afternoon TS close by but that rain missed my location. No rainfall overnight.
8/28/2011 7:00 AM 0.00 0.0 M M M
8/29/2011 7:00 AM 0.00 0.0 M M M
8/30/2011 7:00 AM 0.00 0.0 M M M
8/31/2011 7:00 AM 0.00 0.0 M M M
9/1/2011 8:00 AM 0.02 M M M M Wed afternoon rain in area, first batch mostly south & west of here, second batch faded later afternoon. 40% chance of rain today. Local airport, KMFE, had 0.11" and is still 4.38" below normal. Also hot in August, daily mean high temp 101.2 with 28 days at or above 100.
9/2/2011 7:00 AM 0.00 0.0 M M M The airport KMFE which is 4.5 mi south of me had a trace, and there were scattered showers in county. One cell passed from north to south about 3 mi west of here.
9/3/2011 7:00 AM 0.00 0.0 M M M County had scattered afternoon showers fri afternoon, but no rain fell here. A cell passed from N to S about 3 mi W of here circa 4p. Airport 4.5 mi S of here reported a trace.
9/4/2011 8:00 AM 0.00 0.0 M M M Yesterday, 03sep, high temp at KMFE 106F a new record.
9/5/2011 8:00 AM 0.00 0.0 M M M hi temp record 04sep 108F
9/6/2011 7:00 AM 0.00 0.0 M M M
9/7/2011 7:00 AM 0.00 0.0 M M M
9/8/2011 8:00 AM 0.00 0.0 M M M early forecast is that Tropical Storm Nate in South Gulf may bring some rain here in 4 or 5 days. we are currently 5+" below normal.
9/9/2011 8:00 AM 0.00 0.0 M M M
9/10/2011 7:00 AM 0.00 0.0 M M M
9/11/2011 7:00 AM 0.00 0.0 M M M
9/12/2011 8:00 AM 0.00 0.0 M M M yesterday afternoon, sun 11sep, rain from northern edge of TS Nate passed 75 miles south of here. Saw it on radar only. We need rain, but none forecast for this week.
9/13/2011 8:00 AM 0.00 0.0 M M M
9/14/2011 7:00 AM 0.00 0.0 M M M there was an isolated rain cell from sea breeze tue afternoon in NE corner of the county about 20 miles from here. forecast continues no precip today & tomorrow.
9/15/2011 7:00 AM 0.00 0.0 M M M isolated Gulf sea breeze rain shower wed afternoon in Northern section of county.
9/16/2011 7:00 AM T M M M M thursday afternoon, we had isolated sea breeze showers, mostly east of here. One cell passed close at 1054 /1554z. Chance of more showers today. Need rain.
9/17/2011 7:00 AM 0.00 0.0 M M M isolated sea breeze streamer showers east of here in Willacy County yesterday-friday afternoon, radar indicated as much as 3.5"
9/18/2011 7:00 AM 0.00 0.0 M M M A lot of rain seen on radar yesterday and last night in South Texas. Heavy TS approached here last night toward midnight, but stopped and slid south in Mexico. Radar posted CoCo Sig Wx last night of 4.55" north of here. Radar 3-hr & storm estimates show more in some places.
9/19/2011 7:00 AM 0.09 M M M M Early evening thunderstorm that was losing energy as the sun set
9/20/2011 7:00 AM 0.00 0.0 M M M
9/21/2011 7:00 AM 0.00 0.0 M M M
9/22/2011 7:00 AM 0.00 0.0 M M M
9/23/2011 7:00 AM 0.00 0.0 M M M
9/24/2011 7:00 AM 0.00 0.0 M M M
9/25/2011 7:00 AM 0.00 0.0 M M M
9/26/2011 8:00 AM 0.00 0.0 M M M Tied record high temp yesterday with 104F. Some chance for rain later in the week.
9/27/2011 7:00 AM 0.00 0.0 M M M
9/28/2011 7:00 AM 0.00 0.0 M M M KMFE tied record high temp yesterday with 101F. 16 days of 100+ and 10 records that were tied or broken in Sept. KMFE has only had a trace so far in Sept, normal is 3.57"
9/29/2011 7:00 AM 0.00 0.0 M M M
9/30/2011 7:00 AM T M M M M



Start Date End Date & Time Duration in Days Precipitation Snow Depth Snow Depth SWE Notes
10/1/2010 10/31/2010 8:00 AM 31 0.00 M M no rainfall in oct 2010 total oct 0.00"
12/29/2010 12/30/2010 8:00 AM 2 0.14 M M total for dec 2010 0.14"
1/10/2011 1/25/2011 8:00 AM 16 1.17 M M
2/5/2011 2/10/2011 8:00 AM 6 0.11 M M total for feb 0.11"
4/1/2011 4/30/2011 8:00 AM 30 0.00 M M no rainfall in april
6/23/2011 6/24/2011 8:00 AM 2 5.81 M M additional info available upon request.



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