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

77°F

25°C

Humidity 85%
Wind Speed SE 7 mph
Barometer 29.89 in (1011.9 mb)
Dewpoint 72°F (22°C)
Visibility 10.00 mi
Heat Index78°F (26°C)
Last update 17 Jun 4:53 am CDT
Extended Forecast for

Sullivan City TX

  • Today

    Today: Sunny, with a high near 99. Heat index values as high as 109. South southeast wind 8 to 14 mph, with gusts as high as 24 mph.

    High: 99 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 78. Southeast wind 10 to 15 mph, with gusts as high as 26 mph.

    Low: 78 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 99. Heat index values as high as 109. Southeast wind 10 to 15 mph, with gusts as high as 28 mph.

    High: 99 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 78. Southeast wind 8 to 16 mph, with gusts as high as 26 mph.

    Low: 78 °F

    Mostly Clear

  • Juneteenth

    Juneteenth: A slight chance of showers, then a chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 95. East southeast wind 7 to 11 mph, with gusts as high as 21 mph. Chance of precipitation is 40%.

    High: 95 °F

    Slight Chance
    Showers then
    Chance
    T-storms

  • Thursday Night

    Thursday Night: A slight chance of showers and thunderstorms before 10pm, then a slight chance of showers between 10pm and 1am, then a chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 76. Southeast wind 6 to 13 mph, with gusts as high as 21 mph. Chance of precipitation is 30%.

    Low: 76 °F

    Chance
    T-storms

  • Friday

    Friday: A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 89. East southeast wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 89 °F

    Chance
    Showers then
    Chance
    T-storms

  • Friday Night

    Friday Night: A 20 percent chance of showers. Mostly cloudy, with a low around 75. Southeast wind 6 to 10 mph, with gusts as high as 20 mph.

    Low: 75 °F

    Slight Chance
    Showers

  • Saturday

    Saturday: A chance of showers, with thunderstorms also possible after 1pm. Mostly cloudy, with a high near 88. Southeast wind 6 to 11 mph, with gusts as high as 20 mph. Chance of precipitation is 50%.

    High: 88 °F

    Chance
    Showers then
    Chance
    T-storms

Detailed Forecast

Today
Sunny, with a high near 99. Heat index values as high as 109. South southeast wind 8 to 14 mph, with gusts as high as 24 mph.
Tonight
Mostly clear, with a low around 78. Southeast wind 10 to 15 mph, with gusts as high as 26 mph.
Wednesday
Sunny, with a high near 99. Heat index values as high as 109. Southeast wind 10 to 15 mph, with gusts as high as 28 mph.
Wednesday Night
Mostly clear, with a low around 78. Southeast wind 8 to 16 mph, with gusts as high as 26 mph.
Juneteenth
A slight chance of showers, then a chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 95. East southeast wind 7 to 11 mph, with gusts as high as 21 mph. Chance of precipitation is 40%.
Thursday Night
A slight chance of showers and thunderstorms before 10pm, then a slight chance of showers between 10pm and 1am, then a chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 76. Southeast wind 6 to 13 mph, with gusts as high as 21 mph. Chance of precipitation is 30%.
Friday
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 89. East southeast wind 5 to 10 mph, with gusts as high as 20 mph.
Friday Night
A 20 percent chance of showers. Mostly cloudy, with a low around 75. Southeast wind 6 to 10 mph, with gusts as high as 20 mph.
Saturday
A chance of showers, with thunderstorms also possible after 1pm. Mostly cloudy, with a high near 88. Southeast wind 6 to 11 mph, with gusts as high as 20 mph. Chance of precipitation is 50%.
Saturday Night
A 20 percent chance of showers. Mostly cloudy, with a low around 75. Southeast wind 7 to 11 mph, with gusts as high as 20 mph.
Sunday
A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 89. Southeast wind 6 to 11 mph, with gusts as high as 22 mph.
Sunday Night
A 30 percent chance of showers. Mostly cloudy, with a low around 76.
Monday
A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 89.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Sullivan City TX
 26.29°N 98.57°W
Last Update:
4:45 am CDT Jun 17, 2025
Forecast Valid:
4am CDT Jun 17, 2025-6pm CDT Jun 23, 2025
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation