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

Atmospheric River Bringing Heavy Rain to Southern California and Heavy Snow to the Sierra Nevadas

A strong atmospheric river will continue heavy rain over southern California through Friday. The heaviest rainfall is ongoing today in the Los Angeles Basin. Flash and urban flooding is possible. A prolonged heavy snowfall has begun over the Sierra Nevada Mountains and will continue through Friday. Travel will become increasingly difficult over the passes due to snow and strong winds. Read More >

Current conditions at

Sherman/Denison, Grayson County Airport (KGYI)

Lat: 33.72°NLon: 96.67°WElev: 748ft.

Fair

63°F

17°C

Humidity 94%
Wind Speed S 9 mph
Barometer 30.23 in
Dewpoint 61°F (16°C)
Visibility 10.00 mi
Last update 24 Dec 6:50 am CST
Extended Forecast for

Gainesville Municipal Airport TX

  • Today

    Today: Mostly sunny, with a high near 80. South southwest wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 80 °F

    Mostly Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 60. South wind around 5 mph.

    Low: 60 °F

    Partly Cloudy

  • Christmas Day

    Christmas Day: Sunny, with a high near 81. South southwest wind 5 to 15 mph, with gusts as high as 20 mph.

    High: 81 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 62. South wind around 10 mph.

    Low: 62 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 84. West southwest wind 5 to 10 mph.

    High: 84 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 59. South southwest wind around 5 mph.

    Low: 59 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 82. South southwest wind 5 to 10 mph.

    High: 82 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 54. South southwest wind 5 to 10 mph.

    Low: 54 °F

    Mostly Cloudy

  • Sunday

    Sunday: Mostly cloudy, with a high near 63. Southwest wind 10 to 20 mph becoming north in the afternoon. Winds could gust as high as 25 mph.

    High: 63 °F

    Mostly Cloudy

Detailed Forecast

Today
Mostly sunny, with a high near 80. South southwest wind 5 to 10 mph, with gusts as high as 20 mph.
Tonight
Partly cloudy, with a low around 60. South wind around 5 mph.
Christmas Day
Sunny, with a high near 81. South southwest wind 5 to 15 mph, with gusts as high as 20 mph.
Thursday Night
Mostly clear, with a low around 62. South wind around 10 mph.
Friday
Sunny, with a high near 84. West southwest wind 5 to 10 mph.
Friday Night
Mostly clear, with a low around 59. South southwest wind around 5 mph.
Saturday
Mostly sunny, with a high near 82. South southwest wind 5 to 10 mph.
Saturday Night
Mostly cloudy, with a low around 54. South southwest wind 5 to 10 mph.
Sunday
Mostly cloudy, with a high near 63. Southwest wind 10 to 20 mph becoming north in the afternoon. Winds could gust as high as 25 mph.
Sunday Night
Mostly cloudy, with a low around 30.
Monday
Partly sunny, with a high near 45.
Monday Night
Mostly clear, with a low around 26.
Tuesday
Sunny, with a high near 54.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Gainesville Municipal Airport TX
 33.66°N 97.2°W (Elev. 846 ft)
Last Update:
5:06 am CST Dec 24, 2025
Forecast Valid:
7am CST Dec 24, 2025-6pm CST Dec 30, 2025
 
Forecast Discussion
 
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Additional Resources

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