National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

McAllen, Miller International Airport (KMFE)

Lat: 26.18°NLon: 98.24°WElev: 105ft.

Fair

82°F

28°C

Humidity 79%
Wind Speed Calm
Barometer 29.97 in (1014.8 mb)
Dewpoint 75°F (24°C)
Visibility 10.00 mi
Heat Index89°F (32°C)
Last update 23 Aug 9:53 pm CDT
Extended Forecast for

Sullivan City TX

  • Tonight

    Tonight: A chance of showers and thunderstorms. Mostly cloudy, with a low around 76. Light and variable wind. Chance of precipitation is 40%.

    Low: 76 °F

    Chance
    Showers

  • Sunday

    Sunday: A chance of showers before 1pm, then a chance of showers and thunderstorms between 1pm and 2pm, then showers likely and possibly a thunderstorm after 2pm. Partly sunny, with a high near 94. Calm wind becoming east around 6 mph in the afternoon. Chance of precipitation is 70%.

    High: 94 °F

    Chance
    Showers then
    Showers
    Likely

  • Sunday Night

    Sunday Night: A chance of showers and thunderstorms. Mostly cloudy, with a low around 77. East wind around 6 mph becoming calm in the evening. Chance of precipitation is 40%.

    Low: 77 °F

    Chance
    Showers

  • Monday

    Monday: A chance of showers, then showers likely and possibly a thunderstorm after 1pm. Mostly sunny, with a high near 95. Heat index values as high as 106. Calm wind becoming east southeast 5 to 7 mph in the afternoon. Chance of precipitation is 60%.

    High: 95 °F

    Chance
    Showers then
    Showers
    Likely

  • Monday Night

    Monday Night: A slight chance of showers and thunderstorms before 10pm, then a slight chance of showers between 10pm and 1am. Partly cloudy, with a low around 78. Southeast wind 5 to 9 mph. Chance of precipitation is 20%.

    Low: 78 °F

    Slight Chance
    T-storms then
    Slight Chance
    Showers

  • Tuesday

    Tuesday: A 20 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 98. Southeast wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 98 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 77. Southeast wind 6 to 10 mph, with gusts as high as 20 mph.

    Low: 77 °F

    Partly Cloudy

  • Wednesday

    Wednesday: A slight chance of showers, then a chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 97. East southeast wind 5 to 10 mph. Chance of precipitation is 30%.

    High: 97 °F

    Slight Chance
    Showers then
    Chance
    T-storms

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 76. Southeast wind 5 to 10 mph, with gusts as high as 20 mph.

    Low: 76 °F

    Mostly Clear

Detailed Forecast

Tonight
A chance of showers and thunderstorms. Mostly cloudy, with a low around 76. Light and variable wind. Chance of precipitation is 40%.
Sunday
A chance of showers before 1pm, then a chance of showers and thunderstorms between 1pm and 2pm, then showers likely and possibly a thunderstorm after 2pm. Partly sunny, with a high near 94. Calm wind becoming east around 6 mph in the afternoon. Chance of precipitation is 70%.
Sunday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 77. East wind around 6 mph becoming calm in the evening. Chance of precipitation is 40%.
Monday
A chance of showers, then showers likely and possibly a thunderstorm after 1pm. Mostly sunny, with a high near 95. Heat index values as high as 106. Calm wind becoming east southeast 5 to 7 mph in the afternoon. Chance of precipitation is 60%.
Monday Night
A slight chance of showers and thunderstorms before 10pm, then a slight chance of showers between 10pm and 1am. Partly cloudy, with a low around 78. Southeast wind 5 to 9 mph. Chance of precipitation is 20%.
Tuesday
A 20 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 98. Southeast wind 5 to 10 mph, with gusts as high as 20 mph.
Tuesday Night
Partly cloudy, with a low around 77. Southeast wind 6 to 10 mph, with gusts as high as 20 mph.
Wednesday
A slight chance of showers, then a chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 97. East southeast wind 5 to 10 mph. Chance of precipitation is 30%.
Wednesday Night
Mostly clear, with a low around 76. Southeast wind 5 to 10 mph, with gusts as high as 20 mph.
Thursday
Sunny, with a high near 98. Light east southeast wind increasing to 5 to 9 mph in the morning.
Thursday Night
Mostly clear, with a low around 76. Southeast wind 6 to 10 mph.
Friday
Sunny, with a high near 99.
Friday Night
Mostly clear, with a low around 77.
Saturday
Sunny, with a high near 99.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Sullivan City TX
 26.29°N 98.59°W
Last Update:
10:00 pm CDT Aug 23, 2025
Forecast Valid:
10pm CDT Aug 23, 2025-6pm CDT Aug 30, 2025
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation