News Headlines
- Rapid-Onset (Flash) Drought Continues to Worsen Across the RGV/Deep S. Texas Ranchlands. Click Here for Details.
- RGV Summer (June-August) Weather and Climate Summary - Early Rain Gives Way to Brutal El Nino-Driven Heat, Drought
- New: September-November 2026 Outlook - Warmer Than Normal Conditions Favored; Precipitation A Toss-Up, But Could Trend Wetter Later This Fall; Heat Risk, Drought, Fire Weather, And Water Supply Issues Remain In Focus
- The 2026 Atlantic Hurricane Season is Fading...but is not Over Yet. Are You Ready? Know Your Risk, Check Your Plans, Restock Your Kits, and More
Current conditions at
Mid Valley Airport (KTXW)
Lat: 26.18°NLon: 97.97°WElev: 70ft.
Fair
93°F
34°C
| Humidity | 40% |
| Wind Speed | NW 5 mph |
| Barometer | 29.91 in |
| Dewpoint | 65°F (18°C) |
| Visibility | 10.00 mi |
| Heat Index | 95°F (35°C) |
| Last update | 20 Sep 12:35 pm CDT |
Extended Forecast for
2 Miles SW Weslaco TX
This Afternoon

High: 99 °F
Mostly Sunny
Tonight

Low: 78 °F
Partly Cloudy
Monday
High: 99 °F
Sunny then
Slight Chance
T-stormsMonday Night

Low: 77 °F
Clear
Tuesday
High: 96 °F
Slight Chance
Showers then
Chance
T-stormsTuesday Night

Low: 77 °F
Clear
Wednesday
High: 95 °F
Chance
Showers then
Chance
T-stormsWednesday Night

Low: 77 °F
Mostly Clear
Thursday
High: 95 °F
Chance
Showers then
Chance
T-storms
Detailed Forecast
This Afternoon
Mostly sunny, with a high near 99. Heat index values as high as 105. East wind 3 to 7 mph.
Tonight
Partly cloudy, with a low around 78. East wind 6 to 11 mph becoming light east southeast after midnight. Winds could gust as high as 22 mph.
Monday
A 20 percent chance of showers and thunderstorms after 2pm. Sunny, with a high near 99. Heat index values as high as 108. Light east wind increasing to 5 to 10 mph in the afternoon.
Monday Night
Clear, with a low around 77. East wind 6 to 11 mph becoming light east southeast after midnight. Winds could gust as high as 22 mph.
Tuesday
A slight chance of showers, then a chance of showers and thunderstorms after 1pm. Sunny, with a high near 96. Light northeast wind becoming east 6 to 11 mph in the afternoon. Winds could gust as high as 21 mph. Chance of precipitation is 40%.
Tuesday Night
Clear, with a low around 77. East wind 6 to 11 mph becoming light and variable in the evening. Winds could gust as high as 22 mph.
Wednesday
A chance of showers, with thunderstorms also possible after 1pm. Sunny, with a high near 95. Light north northeast wind becoming east 5 to 10 mph in the afternoon. Winds could gust as high as 20 mph. Chance of precipitation is 50%.
Wednesday Night
Mostly clear, with a low around 77. East wind 5 to 10 mph becoming light in the evening. Winds could gust as high as 20 mph.
Thursday
A chance of showers, with thunderstorms also possible after 1pm. Mostly sunny, with a high near 95. Light north northeast wind becoming east 5 to 10 mph in the morning. Winds could gust as high as 20 mph. Chance of precipitation is 50%.
Thursday Night
A 20 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 77. East wind 5 to 10 mph becoming light in the evening. Winds could gust as high as 21 mph.
Friday
A 40 percent chance of showers and thunderstorms. Mostly sunny, with a high near 95. Light north northeast wind becoming east northeast 5 to 10 mph in the morning. Winds could gust as high as 20 mph.
Friday Night
Partly cloudy, with a low around 75.
Saturday
A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 95.
Additional Forecasts and Information
Basemap Options
Click map to change the forecast location
Loading map...
ABOUT THIS FORECAST
Point Forecast:
2 Miles SW Weslaco TX
26.14°N 98°W
26.14°N 98°W
12:45 pm CDT Sep 20, 2026
12pm CDT Sep 20, 2026-6pm CDT Sep 26, 2026


