News Headlines
- 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
86°F
30°C
| Humidity | 58% |
| Wind Speed | SE 9 mph |
| Barometer | 30.01 in |
| Dewpoint | 70°F (21°C) |
| Visibility | 10.00 mi |
| Heat Index | 90°F (32°C) |
| Last update | 10 Oct 11:35 am CDT |
Extended Forecast for
Mercedes TX
Today
High: 92 °F
Sunny
Tonight
Low: 74 °F
Mostly Clear
Sunday
High: 92 °F
Partly Sunny
Sunday Night
Low: 76 °F
Partly Cloudy
Columbus Day
High: 94 °F
Mostly Sunny
Monday Night
Low: 77 °F
Mostly Clear
Tuesday
High: 95 °F
Sunny
Tuesday Night
Low: 78 °F
Mostly Clear
Wednesday
High: 95 °F
Sunny
Detailed Forecast
Today
Sunny, with a high near 92. East southeast wind 6 to 11 mph, with gusts as high as 22 mph.
Tonight
Mostly clear, with a low around 74. East southeast wind 5 to 10 mph, with gusts as high as 21 mph.
Sunday
Partly sunny, with a high near 92. East southeast wind 7 to 13 mph, with gusts as high as 23 mph.
Sunday Night
Partly cloudy, with a low around 76. East southeast wind 6 to 11 mph, with gusts as high as 22 mph.
Columbus Day
Mostly sunny, with a high near 94. Southeast wind 6 to 13 mph, with gusts as high as 24 mph.
Monday Night
Mostly clear, with a low around 77. Southeast wind 7 to 11 mph, with gusts as high as 23 mph.
Tuesday
Sunny, with a high near 95. Southeast wind 7 to 15 mph, with gusts as high as 26 mph.
Tuesday Night
Mostly clear, with a low around 78. Southeast wind 9 to 14 mph, with gusts as high as 25 mph.
Wednesday
Sunny, with a high near 95. Southeast wind 9 to 16 mph, with gusts as high as 28 mph.
Wednesday Night
Clear, with a low around 77. Southeast wind 9 to 14 mph, with gusts as high as 26 mph.
Thursday
A 20 percent chance of showers and thunderstorms. Sunny, with a high near 94. Southeast wind 8 to 14 mph, with gusts as high as 24 mph.
Thursday Night
Mostly clear, with a low around 75.
Friday
A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 90.
Additional Forecasts and Information
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Forecast AreaABOUT THIS FORECAST
Point Forecast:
Mercedes TX
26.16°N 97.95°W
26.16°N 97.95°W
11:45 am CDT Oct 10, 2026
11am CDT Oct 10, 2026-6pm CDT Oct 16, 2026
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