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- WE ARE HIRING: NWS Brownsville/Rio Grande Valley is officially hiring a GS-5/7/9 Meteorologist. Apply today at USAJobs!
- October 1-7 Rainfall Improves Long-Term Drought, but Severe to Extreme Conditions Remain for Some. Click Here for Details.
- New: October-December2026 Outlook - After a brutally hot and dry September, October brings the pattern change to wetter and less hot, with above average rainfall to close out 2026; flash flooding, water supply, & hazardous marine conditions in focus
Current conditions at
Mid Valley Airport (KTXW)
Lat: 26.18°NLon: 97.97°WElev: 70ft.
Partly Cloudy
92°F
33°C
| Humidity | 55% |
| Wind Speed | S 15 G 21 mph |
| Barometer | 29.88 in |
| Dewpoint | 74°F (23°C) |
| Visibility | 10.00 mi |
| Heat Index | 101°F (38°C) |
| Last update | 12 Oct 4:35 pm CDT |
Extended Forecast for
3 Miles NE Mercedes TX
Columbus Day

High: 95 °F
Mostly Sunny
Tonight

Low: 78 °F
Mostly Clear
Tuesday
High: 96 °F
Sunny then
Sunny and
BreezyTuesday Night

Low: 78 °F
Increasing
CloudsWednesday
High: 95 °F
Mostly Sunny
then Mostly
Sunny and
BreezyWednesday Night

Low: 75 °F
Mostly Clear
Thursday

High: 92 °F
Sunny
Thursday Night

Low: 72 °F
Mostly Clear
Friday
High: 90 °F
Chance
Showers then
Chance
T-storms and
Breezy
Detailed Forecast
Columbus Day
Mostly sunny, with a high near 95. Heat index values as high as 106. Southeast wind around 15 mph, with gusts as high as 26 mph.
Tonight
Mostly clear, with a low around 78. Southeast wind 10 to 14 mph, with gusts as high as 24 mph.
Tuesday
Sunny, with a high near 96. Heat index values as high as 109. Breezy, with a south southeast wind 10 to 18 mph, with gusts as high as 30 mph.
Tuesday Night
Increasing clouds, with a low around 78. Southeast wind 11 to 16 mph, with gusts as high as 28 mph.
Wednesday
Mostly sunny, with a high near 95. Breezy, with a southeast wind 11 to 18 mph, with gusts as high as 30 mph.
Wednesday Night
Mostly clear, with a low around 75. Southeast wind 10 to 17 mph, with gusts as high as 28 mph.
Thursday
Sunny, with a high near 92. East southeast wind 9 to 14 mph, with gusts as high as 24 mph.
Thursday Night
Mostly clear, with a low around 72. East wind 8 to 13 mph becoming light in the evening. Winds could gust as high as 22 mph.
Friday
A chance of showers, with thunderstorms also possible after 1pm. Sunny, with a high near 90. Breezy, with a northeast wind 6 to 11 mph increasing to 13 to 18 mph in the afternoon. Winds could gust as high as 30 mph. Chance of precipitation is 50%.
Friday Night
A 40 percent chance of showers and thunderstorms. Partly cloudy, with a low around 68. Breezy, with a north wind 15 to 22 mph, with gusts as high as 41 mph.
Saturday
A 50 percent chance of showers and thunderstorms. Mostly sunny, with a high near 81. Breezy, with a north wind 16 to 22 mph, with gusts as high as 41 mph.
Saturday Night
A 30 percent chance of showers. Partly cloudy, with a low around 66.
Sunday
A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 83.
Additional Forecasts and Information
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ABOUT THIS FORECAST
Point Forecast:
3 Miles NE Mercedes TX
26.19°N 97.88°W
26.19°N 97.88°W
4:45 pm CDT Oct 12, 2026
4pm CDT Oct 12, 2026-6pm CDT Oct 18, 2026


