National Weather Service

News Headlines

New: 2025 In Review - Heat Dominates for a 3rd Year in Row; A March Historic Flood and Continued Water Issues Made Headlines
January-March 2026 Outlook - Drier and Warmer than Normal Conditions Expected To Continue; Drought, Wildfire Potential, Water Supply Issues and Cold Fronts Remain In Focus

Current conditions at

Mid Valley Airport (KTXW)

Lat: 26.18°NLon: 97.97°WElev: 70ft.

Fair

38°F

3°C

Humidity	69%
Wind Speed	Calm
Barometer	30.24 in
Dewpoint	29°F (-2°C)
Visibility	10.00 mi
Last update	19 Jan 6:15 am CST

More Information:

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

Extended Forecast for

Weslaco TX

M.L.King Day
High: 74 °F
Sunny
Tonight
Low: 56 °F
Mostly Cloudy
Tuesday
High: 72 °F
Mostly Cloudy
then Slight
Chance
Showers
Tuesday Night
Low: 60 °F
Chance
Showers
Wednesday
High: 77 °F
Chance
Showers
Wednesday Night
Low: 58 °F
Mostly Cloudy
Thursday
High: 79 °F
Mostly Sunny
Thursday Night
Low: 58 °F
Partly Cloudy
Friday
High: 83 °F
Partly Sunny

Detailed Forecast

M.L.King Day

Sunny, with a high near 74. Wind chill values between 38 and 43 early. Light east southeast wind becoming southeast 9 to 14 mph in the morning. Winds could gust as high as 21 mph.

Tonight

Mostly cloudy, with a low around 56. East southeast wind 6 to 13 mph, with gusts as high as 21 mph.

Tuesday

A 20 percent chance of showers after noon. Mostly cloudy, with a high near 72. East southeast wind 6 to 10 mph, with gusts as high as 20 mph.

Tuesday Night

A 30 percent chance of showers. Mostly cloudy, with a low around 60. East southeast wind 5 to 10 mph becoming light southeast after midnight.

Wednesday

A 30 percent chance of showers, mainly before noon. Mostly cloudy, with a high near 77. Southeast wind 3 to 8 mph.

Wednesday Night

Mostly cloudy, with a low around 58. Southeast wind 5 to 7 mph becoming north after midnight.

Thursday

Mostly sunny, with a high near 79. North wind 5 to 9 mph becoming east in the afternoon.

Thursday Night

Partly cloudy, with a low around 58. Southeast wind 5 to 9 mph.

Friday

Partly sunny, with a high near 83. Southeast wind 6 to 14 mph, with gusts as high as 24 mph.

Friday Night

Mostly cloudy, with a low around 60. Southeast wind 8 to 11 mph, with gusts as high as 20 mph.

Saturday

A 20 percent chance of showers. Mostly cloudy, with a high near 73. Southeast wind 8 to 13 mph becoming west northwest in the afternoon. Winds could gust as high as 22 mph.

Saturday Night

A 20 percent chance of showers. Mostly cloudy, with a low around 44.

Sunday

A 20 percent chance of showers. Mostly cloudy, with a high near 56.