News Headlines
- WE ARE HIRING: NWS Brownsville/Rio Grande Valley is officially hiring a GS-5/7/9 Meteorologist. Apply today at USAJobs!
- Notice: Rio Grande City NOAA Weather Radio Remains Out of Service Until Further Notice
- New: July-September 2026 Outlook - Hotter Than Normal And Mainly Dry Conditions Are Expected; Heat Risk And Water Supply Issues To Remain In Focus
- Check Out the 2026 Rio Grande Valley/Deep South Texas Hurricane Guide
- Guia de Huracanes 2026 del Valle del Rio Grande/Extremo Sur de Texas
Hazardous Weather Conditions
Current conditions at
Mid Valley Airport (KTXW)
Lat: 26.18°NLon: 97.97°WElev: 70ft.
Mostly Cloudy
79°F
26°C
| Humidity | 86% |
| Wind Speed | SE 6 mph |
| Barometer | 29.96 in |
| Dewpoint | 75°F (24°C) |
| Visibility | 10.00 mi |
| Heat Index | 83°F (28°C) |
| Last update | 20 Jul 1:55 am CDT |
Extended Forecast for
Weslaco TX
Overnight
Low: 76 °F
Mostly Clear
Monday
High: 101 °F
Hot
Monday Night
Low: 76 °F
Mostly Clear
Tuesday
High: 102 °F
Hot
Tuesday Night
Low: 75 °F
Mostly Clear
Wednesday
High: 102 °F
Hot
Wednesday Night
Low: 77 °F
Mostly Clear
Thursday
High: 102 °F
Hot
Thursday Night
Low: 77 °F
Slight Chance
Showers
Detailed Forecast
Overnight
Mostly clear, with a low around 76. South southeast wind around 10 mph, with gusts as high as 25 mph.
Monday
Sunny and hot, with a high near 101. Heat index values as high as 105. South southeast wind 10 to 15 mph, with gusts as high as 26 mph.
Monday Night
Mostly clear, with a low around 76. Southeast wind 8 to 16 mph, with gusts as high as 26 mph.
Tuesday
Sunny and hot, with a high near 102. Heat index values as high as 106. South southeast wind 7 to 13 mph, with gusts as high as 21 mph.
Tuesday Night
Mostly clear, with a low around 75. South southeast wind 7 to 14 mph, with gusts as high as 23 mph.
Wednesday
Mostly sunny and hot, with a high near 102. South southeast wind 5 to 10 mph.
Wednesday Night
Mostly clear, with a low around 77. South southeast wind 7 to 13 mph, with gusts as high as 23 mph.
Thursday
Sunny and hot, with a high near 102. Southeast wind 6 to 10 mph.
Thursday Night
A 20 percent chance of showers. Mostly clear, with a low around 77. South southeast wind 9 to 14 mph, with gusts as high as 24 mph.
Friday
Sunny and hot, with a high near 100. South southeast wind 8 to 14 mph, with gusts as high as 23 mph.
Friday Night
Mostly clear, with a low around 77. Southeast wind 9 to 15 mph, with gusts as high as 26 mph.
Saturday
Sunny and hot, with a high near 100.
Saturday Night
Mostly clear, with a low around 77.
Sunday
Sunny, with a high near 99.
Additional Forecasts and Information
Basemap Options
Click map to change the forecast location
Loading map...
Forecast AreaABOUT THIS FORECAST
Point Forecast:
Weslaco TX
26.16°N 97.98°W
26.16°N 97.98°W
2:00 am CDT Jul 20, 2026
2am CDT Jul 20, 2026-6pm CDT Jul 26, 2026
Additional Resources
Radar & Satellite Image
Hourly Weather Forecast
