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

Hazardous Weather Conditions

Current conditions at

McAllen, Miller International Airport (KMFE)

Lat: 26.18°NLon: 98.24°WElev: 105ft.

Fair

89°F

32°C

Humidity 59%
Wind Speed S 14 mph
Barometer 30.11 in (1019.4 mb)
Dewpoint 73°F (23°C)
Visibility 10.00 mi
Heat Index97°F (36°C)
Last update 2 Aug 9:53 am CDT
Extended Forecast for

Alton TX

  • Today

    Today: Sunny and hot, with a high near 102. Heat index values as high as 109. South southeast wind 6 to 8 mph.

    High: 102 °F

    Hot

  • Tonight

    Tonight: Clear, with a low around 77. South southeast wind 6 to 10 mph, with gusts as high as 20 mph.

    Low: 77 °F

    Clear

  • Sunday

    Sunday: Sunny and hot, with a high near 103. Heat index values as high as 108. South southeast wind 5 to 8 mph.

    High: 103 °F

    Hot

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 78. South southeast wind 7 to 11 mph, with gusts as high as 21 mph.

    Low: 78 °F

    Mostly Clear

  • Monday

    Monday: Sunny and hot, with a high near 102. South southeast wind 6 to 10 mph.

    High: 102 °F

    Hot

  • Monday Night

    Monday Night: Mostly clear, with a low around 77. Southeast wind 6 to 13 mph, with gusts as high as 21 mph.

    Low: 77 °F

    Mostly Clear

  • Tuesday

    Tuesday: A 20 percent chance of showers and thunderstorms after 1pm. Sunny and hot, with a high near 100. Southeast wind 5 to 10 mph.

    High: 100 °F

    Sunny then
    Slight Chance
    T-storms

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 77. Southeast wind 5 to 11 mph, with gusts as high as 20 mph.

    Low: 77 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny and hot, with a high near 100. Light southeast wind increasing to 5 to 10 mph in the morning.

    High: 100 °F

    Hot

Detailed Forecast

Today
Sunny and hot, with a high near 102. Heat index values as high as 109. South southeast wind 6 to 8 mph.
Tonight
Clear, with a low around 77. South southeast wind 6 to 10 mph, with gusts as high as 20 mph.
Sunday
Sunny and hot, with a high near 103. Heat index values as high as 108. South southeast wind 5 to 8 mph.
Sunday Night
Mostly clear, with a low around 78. South southeast wind 7 to 11 mph, with gusts as high as 21 mph.
Monday
Sunny and hot, with a high near 102. South southeast wind 6 to 10 mph.
Monday Night
Mostly clear, with a low around 77. Southeast wind 6 to 13 mph, with gusts as high as 21 mph.
Tuesday
A 20 percent chance of showers and thunderstorms after 1pm. Sunny and hot, with a high near 100. Southeast wind 5 to 10 mph.
Tuesday Night
Mostly clear, with a low around 77. Southeast wind 5 to 11 mph, with gusts as high as 20 mph.
Wednesday
Sunny and hot, with a high near 100. Light southeast wind increasing to 5 to 10 mph in the morning.
Wednesday Night
Mostly clear, with a low around 78. South southeast wind 6 to 13 mph, with gusts as high as 20 mph.
Thursday
Sunny and hot, with a high near 100. Southeast wind 5 to 11 mph.
Thursday Night
Mostly clear, with a low around 78.
Friday
Sunny and hot, with a high near 100.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Alton TX
 26.29°N 98.31°W
Last Update:
10:30 am CDT Aug 2, 2025
Forecast Valid:
10am CDT Aug 2, 2025-6pm CDT Aug 8, 2025
 
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Additional Resources

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Hourly Weather Forecast

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High Temperature

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Chance of Precipitation