News Headlines
- New: Summer (June-August) 2025 Review: Still Hot with "Just-in-Time" Rains that Kept Drought to a Minimum
- New: Autumn (September-November) Outlook - Early Rains? Otherwise, Warm/Hot and Generally Dry for Most of the Season
- Check Out the 2025 Rio Grande Valley/Deep South Texas Hurricane Guide
- Guia de Huracanes 2025 del Valle del Rio Grande/Extremo Sur de Texas
Current conditions at
McAllen, Miller International Airport (KMFE)
Lat: 26.18°NLon: 98.24°WElev: 105ft.
Thunderstorm in Vicinity and Breezy
82°F
28°C
| Humidity | 79% |
| Wind Speed | E 22 G 36 mph |
| Barometer | 29.99 in (1015.2 mb) |
| Dewpoint | 75°F (24°C) |
| Visibility | 10.00 mi |
| Heat Index | 89°F (32°C) |
| Last update | 11 Sep 5:53 pm CDT |
Extended Forecast for
Sullivan City TX
Tonight
Low: 75 °F
Slight Chance
T-storms then
ClearFriday
High: 96 °F
Chance
Showers then
Chance
T-stormsFriday Night
Low: 75 °F
Slight Chance
T-storms then
Slight Chance
ShowersSaturday
High: 95 °F
Chance
Showers then
Chance
T-stormsSaturday Night
Low: 73 °F
Mostly Clear
Sunday
High: 96 °F
Sunny then
Chance
ShowersSunday Night
Low: 73 °F
Partly Cloudy
Monday
High: 96 °F
Chance
ShowersMonday Night
Low: 73 °F
Slight Chance
Showers
Detailed Forecast
Tonight
A 20 percent chance of showers and thunderstorms, mainly between 9pm and 10pm. Mostly cloudy, then gradually becoming clear, with a low around 75. East wind 5 to 9 mph becoming calm in the evening.
Friday
A chance of showers between 9am and 10am, then a chance of showers and thunderstorms after 10am. Sunny, with a high near 96. Heat index values as high as 107. Calm wind becoming east northeast 5 to 9 mph in the morning. Chance of precipitation is 50%.
Friday Night
A slight chance of showers and thunderstorms. Mostly clear, with a low around 75. East wind 5 to 9 mph becoming calm in the evening. Chance of precipitation is 20%.
Saturday
A chance of showers, with thunderstorms also possible after 1pm. Mostly sunny, with a high near 95. Heat index values as high as 105. Light east northeast wind becoming east southeast 5 to 10 mph in the morning. Chance of precipitation is 40%.
Saturday Night
Mostly clear, with a low around 73. East southeast wind 5 to 10 mph becoming light after midnight. Winds could gust as high as 20 mph.
Sunday
A 30 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 96. Light east wind increasing to 5 to 9 mph in the morning.
Sunday Night
Partly cloudy, with a low around 73. East wind 5 to 10 mph becoming light east southeast after midnight. Winds could gust as high as 20 mph.
Monday
A slight chance of showers, then a chance of showers and thunderstorms after 1pm. Sunny, with a high near 96. Calm wind becoming east 5 to 9 mph in the morning. Chance of precipitation is 30%.
Monday Night
A 20 percent chance of showers. Mostly clear, with a low around 73. East wind 5 to 10 mph becoming light after midnight.
Tuesday
A chance of showers, with thunderstorms also possible after 1pm. Mostly sunny, with a high near 95. Calm wind becoming east 5 to 8 mph in the morning. Chance of precipitation is 40%.
Tuesday Night
A 30 percent chance of showers. Partly cloudy, with a low around 74. East wind 5 to 9 mph becoming calm in the evening.
Wednesday
A 50 percent chance of showers and thunderstorms. Mostly sunny, with a high near 95.
Wednesday Night
A 30 percent chance of showers. Partly cloudy, with a low around 74.
Thursday
A 50 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...
Forecast AreaABOUT THIS FORECAST
Point Forecast:
Sullivan City TX
26.26°N 98.57°W
26.26°N 98.57°W
6:30 pm CDT Sep 11, 2025
6pm CDT Sep 11, 2025-6pm CDT Sep 18, 2025
Additional Resources
Radar & Satellite Image
Hourly Weather Forecast
