National Weather Service

News Headlines

New: April-June 2026 Outlook: Warmer than normal temperatures are favored to continue; precipitation is a toss-up; drought, heat risk increases, occasional heavy rain/flooding, & water supply issues are in focus

Current conditions at

Mid Valley Airport (KTXW)

Lat: 26.18°NLon: 97.97°WElev: 70ft.

Mostly Cloudy

86°F

30°C

Humidity	51%
Wind Speed	SE 20 G 28 mph
Barometer	29.90 in
Dewpoint	66°F (19°C)
Visibility	10.00 mi
Heat Index	88°F (31°C)
Last update	15 Apr 3:15 pm CDT

More Information:

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

Extended Forecast for

Weslaco TX

This Afternoon
High: 88 °F
Partly Sunny
Tonight
Low: 73 °F
Mostly Cloudy
Thursday
High: 91 °F
Mostly Sunny
Thursday Night
Low: 73 °F
Increasing
Clouds
Friday
High: 90 °F
Partly Sunny
and Breezy
Friday Night
Low: 74 °F
Mostly Cloudy
and Breezy
then Mostly
Cloudy
Saturday
High: 92 °F
Partly Sunny
Saturday Night
Low: 67 °F
Chance
Showers then
Chance
T-storms
Sunday
High: 75 °F
Showers

Detailed Forecast

This Afternoon

Partly sunny, with a high near 88. South southeast wind around 17 mph, with gusts as high as 29 mph.

Tonight

Mostly cloudy, with a low around 73. Southeast wind 10 to 15 mph, with gusts as high as 25 mph.

Thursday

Mostly sunny, with a high near 91. South southeast wind 9 to 16 mph, with gusts as high as 28 mph.

Thursday Night

Increasing clouds, with a low around 73. Southeast wind 13 to 15 mph, with gusts as high as 26 mph.

Friday

Partly sunny, with a high near 90. Breezy, with a south southeast wind 11 to 21 mph, with gusts as high as 34 mph.

Friday Night

Mostly cloudy, with a low around 74. Breezy, with a southeast wind 14 to 18 mph, with gusts as high as 31 mph.

Saturday

Partly sunny, with a high near 92. South southeast wind 14 to 16 mph, with gusts as high as 28 mph.

Saturday Night

A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 67. East southeast wind 8 to 14 mph becoming north northeast after midnight. Winds could gust as high as 22 mph.

Sunday

Showers and possibly a thunderstorm. High near 75. North northeast wind around 14 mph, with gusts as high as 24 mph. Chance of precipitation is 80%.

Sunday Night

A chance of showers and thunderstorms. Cloudy, with a low around 65. Northeast wind 7 to 11 mph, with gusts as high as 21 mph. Chance of precipitation is 50%.

Monday

A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 79. North wind 7 to 11 mph becoming east southeast in the afternoon. Winds could gust as high as 21 mph.

Monday Night

A 20 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 67.

Tuesday

A 20 percent chance of showers. Partly sunny, with a high near 83.