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- New: October-December2026 Outlook - After a brutally hot and dry September, October brings the pattern change to wetter and less hot, with above average rainfall to close out 2026; flash flooding, water supply, & hazardous marine conditions in focus
Current conditions at
McAllen, Miller International Airport (KMFE)
Lat: 26.18°NLon: 98.24°WElev: 105ft.
Fair
80°F
27°C
| Humidity | 94% |
| Wind Speed | SE 10 mph |
| Barometer | 29.92 in (1012.8 mb) |
| Dewpoint | 78°F (26°C) |
| Visibility | 10.00 mi |
| Heat Index | 86°F (30°C) |
| Last update | 13 Oct 7:53 am CDT |
Extended Forecast for
Sullivan City TX
Today

High: 98 °F
Sunny
Tonight

Low: 79 °F
Mostly Clear
Wednesday

High: 98 °F
Mostly Sunny
Wednesday Night

Low: 76 °F
Partly Cloudy
Thursday
High: 95 °F
Mostly Sunny
then Slight
Chance
T-stormsThursday Night
Low: 73 °F
Mostly Clear
then Slight
Chance
T-stormsFriday
High: 91 °F
Chance
Showers then
Chance
T-stormsFriday Night

Low: 68 °F
Slight Chance
Showers and
BreezySaturday

High: 82 °F
Chance
Showers and
Breezy
Detailed Forecast
Today
Sunny, with a high near 98. Heat index values as high as 111. South southeast wind 11 to 15 mph, with gusts as high as 28 mph.
Tonight
Mostly clear, with a low around 79. Southeast wind 11 to 14 mph, with gusts as high as 28 mph.
Wednesday
Mostly sunny, with a high near 98. Heat index values as high as 111. Southeast wind 10 to 15 mph, with gusts as high as 26 mph.
Wednesday Night
Partly cloudy, with a low around 76. East southeast wind 10 to 14 mph, with gusts as high as 28 mph.
Thursday
A slight chance of showers between 1pm and 4pm, then a slight chance of showers and thunderstorms after 4pm. Mostly sunny, with a high near 95. East southeast wind 8 to 11 mph, with gusts as high as 21 mph. Chance of precipitation is 20%.
Thursday Night
A slight chance of thunderstorms before 7pm, then a slight chance of showers and thunderstorms after 1am. Mostly clear, with a low around 73. East wind 5 to 9 mph becoming light after midnight. Winds could gust as high as 22 mph. Chance of precipitation is 20%.
Friday
A 50 percent chance of showers and thunderstorms. Mostly sunny, with a high near 91. North northeast wind 6 to 13 mph, with gusts as high as 25 mph.
Friday Night
A 20 percent chance of showers. Mostly cloudy, with a low around 68. Breezy, with a north wind 9 to 18 mph, with gusts as high as 38 mph.
Saturday
A 30 percent chance of showers, mainly after 1pm. Partly sunny, with a high near 82. Breezy, with a north wind 11 to 18 mph, with gusts as high as 39 mph.
Saturday Night
A 20 percent chance of showers. Mostly cloudy, with a low around 65. North wind around 6 mph becoming calm.
Sunday
A 20 percent chance of showers. Mostly sunny, with a high near 84. North wind 5 to 7 mph.
Sunday Night
A 20 percent chance of showers. Mostly cloudy, with a low around 68.
Monday
A 20 percent chance of showers. Partly sunny, with a high near 88.
Additional Forecasts and Information
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ABOUT THIS FORECAST
Point Forecast:
Sullivan City TX
26.29°N 98.57°W
26.29°N 98.57°W
8:00 am CDT Oct 13, 2026
8am CDT Oct 13, 2026-6pm CDT Oct 19, 2026


