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
Drought is Worsening and Increasing in Coverage Across the Area this Fall. Track Its Coverage Here.

Current conditions at

Mid Valley Airport (KTXW)

Lat: 26.18°NLon: 97.97°WElev: 70ft.

Fair

70°F

21°C

Humidity	92%
Wind Speed	SE 6 mph
Barometer	29.80 in
Dewpoint	68°F (20°C)
Visibility	7.00 mi
Last update	9 Jan 2:35 am CST

More Information:

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

Extended Forecast for

Weslaco TX

Overnight
Low: 68 °F
Mostly Cloudy
Friday
High: 88 °F
Partly Sunny
Friday Night
Low: 61 °F
Partly Cloudy
then Chance
T-storms
Saturday
High: 70 °F
Chance
Showers and
Breezy
Saturday Night
Low: 50 °F
Slight Chance
Showers
Sunday
High: 61 °F
Slight Chance
Showers then
Cloudy
Sunday Night
Low: 47 °F
Cloudy
Monday
High: 66 °F
Slight Chance
Showers
Monday Night
Low: 50 °F
Slight Chance
Showers

Detailed Forecast

Overnight

Mostly cloudy, with a low around 68. South southeast wind around 7 mph.

Friday

Partly sunny, with a high near 88. South wind 6 to 10 mph.

Friday Night

A chance of showers between 2am and 3am, then a chance of showers and thunderstorms after 3am. Increasing clouds, with a low around 61. Southeast wind 5 to 11 mph becoming north northwest after midnight. Chance of precipitation is 50%.

Saturday

A 40 percent chance of showers, mainly before noon. Mostly cloudy, with a high near 70. Breezy, with a north northwest wind 13 to 21 mph, with gusts as high as 34 mph.

Saturday Night

A 20 percent chance of showers. Cloudy, with a low around 50. North wind around 15 mph, with gusts as high as 26 mph.

Sunday

A 20 percent chance of showers before noon. Cloudy, with a high near 61. North wind 9 to 14 mph, with gusts as high as 23 mph.

Sunday Night

Cloudy, with a low around 47. North northwest wind 6 to 8 mph.

Monday

A 20 percent chance of showers. Mostly cloudy, with a high near 66. North northwest wind around 8 mph becoming northeast in the afternoon.

Monday Night

A 20 percent chance of showers. Mostly cloudy, with a low around 50. Northeast wind 3 to 7 mph.

Tuesday

A 20 percent chance of showers before noon. Mostly cloudy, with a high near 65. North wind around 6 mph becoming east northeast in the afternoon.