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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.

Fair

80°F

27°C

Humidity	71%
Wind Speed	N 13 mph
Barometer	29.96 in
Dewpoint	70°F (21°C)
Visibility	10.00 mi
Heat Index	83°F (28°C)
Last update	6 Oct 10:15 am CDT

More Information:

Local Forecast Office More Local Wx 3 Day History Hourly Weather Forecast

Extended Forecast for

Donna TX

Today
High: 90 °F
Chance
Showers
Tonight
Low: 74 °F
Slight Chance
Showers then
Mostly Clear
Wednesday
High: 90 °F
Slight Chance
T-storms then
Showers
Likely
Wednesday Night
Low: 74 °F
Chance
Showers
Thursday
High: 90 °F
Chance
Showers then
Showers
Likely
Thursday Night
Low: 72 °F
Mostly Clear
Friday
High: 92 °F
Sunny then
Chance
Showers
Friday Night
Low: 72 °F
Mostly Clear
Saturday
High: 90 °F
Mostly Sunny

Detailed Forecast

Today

A 30 percent chance of showers and thunderstorms, mainly between 2pm and 5pm. Mostly sunny, with a high near 90. North wind 10 to 13 mph, with gusts as high as 23 mph.

Tonight

A 10 percent chance of showers before 7pm. Mostly cloudy, then gradually becoming clear, with a low around 74. North northeast wind 3 to 8 mph.

Wednesday

A chance of showers and thunderstorms before 2pm, then showers likely and possibly a thunderstorm between 2pm and 3pm, then a chance of showers and thunderstorms after 3pm. Mostly sunny, with a high near 90. North wind 9 to 11 mph, with gusts as high as 22 mph. Chance of precipitation is 60%.

Wednesday Night

A 30 percent chance of showers, mainly before 1am. Mostly clear, with a low around 74. Northeast wind 3 to 8 mph.

Thursday

A chance of showers before 10am, then a chance of showers and thunderstorms between 10am and 1pm, then showers likely and possibly a thunderstorm after 1pm. Sunny, with a high near 90. North northeast wind 8 to 11 mph, with gusts as high as 23 mph. Chance of precipitation is 60%.

Thursday Night

Mostly clear, with a low around 72. Northeast wind 5 to 9 mph becoming light north northeast. Winds could gust as high as 21 mph.

Friday

A 30 percent chance of showers and thunderstorms after 1pm. Sunny, with a high near 92. North wind 8 to 11 mph, with gusts as high as 22 mph.

Friday Night

Mostly clear, with a low around 72. North northeast wind 5 to 8 mph becoming calm. Winds could gust as high as 20 mph.

Saturday

Mostly sunny, with a high near 90. North wind 6 to 8 mph.

Saturday Night

Partly cloudy, with a low around 72. Calm wind.

Sunday

Mostly sunny, with a high near 91. Calm wind becoming east southeast around 6 mph in the afternoon.