News Headlines
- The Potential for Wildfire Spread Remains Acute through March. Stop Wildfires Before they Start with Smokey Bear
- El riesgo de propagación de incendios forestales aumenta durante marzo. Revise estas medidas de prevención.
- Drought is Now Severe (Level 2 of 4) to Exceptional (Level 4). Track Its Coverage Here.
- March-May (Spring 2026) Outlook: Warmer than normal temperatures are favored to continue; precipitation is a toss-up; drought, wildfire potential, water supply, and heat risk concerns are in focus
- Understand Spring and Summer Hazardous Weather in the RGV with the 2026 Guide
Current conditions at
Mid Valley Airport (KTXW)
Lat: 26.18°NLon: 97.97°WElev: 70ft.
Fair
68°F
20°C
| Humidity | 89% |
| Wind Speed | Calm |
| Barometer | 30.23 in |
| Dewpoint | 64°F (18°C) |
| Visibility | 10.00 mi |
| Last update | 28 Mar 2:15 am CDT |
Extended Forecast for
Mercedes TX
Overnight
Low: 64 °F
Partly Cloudy
Saturday
High: 83 °F
Chance
ShowersSaturday Night
Low: 63 °F
Chance
Showers then
Mostly CloudySunday
High: 87 °F
Chance
ShowersSunday Night
Low: 66 °F
Partly Cloudy
Monday
High: 89 °F
Mostly Sunny
then Sunny
and BreezyMonday Night
Low: 68 °F
Partly Cloudy
Tuesday
High: 90 °F
Mostly Sunny
then Mostly
Sunny and
BreezyTuesday Night
Low: 70 °F
Partly Cloudy
and Breezy
then Partly
Cloudy
Detailed Forecast
Overnight
Partly cloudy, with a low around 64. Light and variable wind.
Saturday
A chance of showers before 11am, then a chance of showers after 1pm. Partly sunny, with a high near 83. North wind 5 to 11 mph, with gusts as high as 20 mph. Chance of precipitation is 40%.
Saturday Night
A 30 percent chance of showers, mainly before 7pm. Mostly cloudy, with a low around 63. North northeast wind 9 to 14 mph becoming light east northeast after midnight. Winds could gust as high as 21 mph.
Sunday
A 30 percent chance of showers. Mostly sunny, with a high near 87. Light and variable wind becoming east southeast 9 to 14 mph in the morning. Winds could gust as high as 22 mph.
Sunday Night
Partly cloudy, with a low around 66. Southeast wind 8 to 15 mph, with gusts as high as 24 mph.
Monday
Sunny, with a high near 89. Breezy, with a southeast wind 7 to 12 mph increasing to 13 to 18 mph in the afternoon. Winds could gust as high as 30 mph.
Monday Night
Partly cloudy, with a low around 68. Southeast wind 10 to 17 mph, with gusts as high as 29 mph.
Tuesday
Mostly sunny, with a high near 90. Breezy, with a south southeast wind 10 to 20 mph, with gusts as high as 31 mph.
Tuesday Night
Partly cloudy, with a low around 70. Breezy, with a southeast wind 11 to 18 mph, with gusts as high as 29 mph.
Wednesday
Mostly sunny, with a high near 92. South southeast wind 11 to 16 mph, with gusts as high as 25 mph.
Wednesday Night
Partly cloudy, with a low around 70. Southeast wind 10 to 16 mph, with gusts as high as 25 mph.
Thursday
Mostly sunny, with a high near 91.
Thursday Night
Partly cloudy, with a low around 70.
Friday
Mostly sunny, with a high near 92. Breezy.
Additional Forecasts and Information
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Forecast AreaABOUT THIS FORECAST
Point Forecast:
Mercedes TX
26.14°N 97.93°W
26.14°N 97.93°W
2:30 am CDT Mar 28, 2026
2am CDT Mar 28, 2026-6pm CDT Apr 3, 2026
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