News Headlines
- WE ARE HIRING: NWS Brownsville/Rio Grande Valley is officially hiring a GS-5/7/9 Meteorologist. Apply today at USAJobs!
- 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.
Light Rain Fog/Mist
76°F
24°C
| Humidity | 95% |
| Wind Speed | N 12 mph |
| Barometer | 29.97 in |
| Dewpoint | 74°F (23°C) |
| Visibility | 7.00 mi |
| Heat Index | 75°F (24°C) |
| Last update | 4 Oct 9:35 am CDT |
Extended Forecast for
4 Miles NE Mercedes TX
Today

High: 83 °F
Showers
Tonight

Low: 72 °F
Showers
Monday

High: 84 °F
Showers
Monday Night

Low: 71 °F
Chance
ShowersTuesday

High: 90 °F
Chance
ShowersTuesday Night

Low: 71 °F
Mostly Clear
Wednesday
High: 93 °F
Sunny then
Slight Chance
ShowersWednesday Night

Low: 71 °F
Mostly Clear
Thursday

High: 89 °F
Chance
Showers
Detailed Forecast
Today
Showers and possibly a thunderstorm. High near 83. North wind 13 to 15 mph, with gusts as high as 28 mph. Chance of precipitation is 90%. New rainfall amounts between a half and three quarters of an inch possible.
Tonight
Showers and possibly a thunderstorm. Low around 72. North wind 8 to 11 mph, with gusts as high as 26 mph. Chance of precipitation is 90%. New rainfall amounts between three quarters and one inch possible.
Monday
Showers and thunderstorms before 3pm, then showers and possibly a thunderstorm, mainly after 3pm. High near 84. North wind 13 to 15 mph, with gusts as high as 30 mph. Chance of precipitation is 80%. New rainfall amounts between three quarters and one inch possible.
Monday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 71. North northwest wind 6 to 11 mph, with gusts as high as 24 mph. Chance of precipitation is 50%.
Tuesday
A chance of showers, with thunderstorms also possible after 10am. Mostly sunny, with a high near 90. North wind 11 to 13 mph, with gusts as high as 26 mph. Chance of precipitation is 40%.
Tuesday Night
Mostly clear, with a low around 71. North northeast wind 5 to 8 mph becoming calm.
Wednesday
A 20 percent chance of showers after 1pm. Sunny, with a high near 93. North wind 8 to 11 mph, with gusts as high as 22 mph.
Wednesday Night
Mostly clear, with a low around 71. Northeast wind 5 to 8 mph becoming calm. Winds could gust as high as 20 mph.
Thursday
A chance of showers, with thunderstorms also possible after 1pm. Mostly sunny, with a high near 89. North wind 9 to 11 mph, with gusts as high as 22 mph. Chance of precipitation is 50%.
Thursday Night
A 40 percent chance of showers. Partly cloudy, with a low around 71. North northeast wind 5 to 9 mph, with gusts as high as 21 mph.
Friday
A 50 percent chance of showers and thunderstorms. Mostly sunny, with a high near 88. North northwest wind around 11 mph, with gusts as high as 23 mph.
Friday Night
A 30 percent chance of showers. Partly cloudy, with a low around 70.
Saturday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 90.
Additional Forecasts and Information
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ABOUT THIS FORECAST
Point Forecast:
4 Miles NE Mercedes TX
26.19°N 97.88°W
26.19°N 97.88°W
9:45 am CDT Oct 4, 2026
9am CDT Oct 4, 2026-6pm CDT Oct 10, 2026


