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

McKinney - McKinney National Airport (KTKI)

Lat: 33.18°NLon: 96.59°WElev: 584ft.

Fair

73°F

23°C

Humidity 66%
Wind Speed S 16 mph
Barometer 30.23 in (1023.9 mb)
Dewpoint 61°F (16°C)
Visibility 10.00 mi
Last update 24 Dec 11:53 am CST
Extended Forecast for

2 Miles SSW Allen TX

  • Today

    Today: Mostly cloudy, then gradually becoming sunny, with a high near 79. South wind 10 to 15 mph, with gusts as high as 20 mph.

    High: 79 °F

    Decreasing
    Clouds

  • Tonight

    Tonight: Partly cloudy, with a low around 62. South wind 5 to 10 mph.

    Low: 62 °F

    Partly Cloudy

  • Christmas Day

    Christmas Day: Mostly cloudy, then gradually becoming sunny, with a high near 80. South southwest wind 5 to 15 mph, with gusts as high as 20 mph.

    High: 80 °F

    Decreasing
    Clouds

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 65. South wind around 10 mph, with gusts as high as 20 mph.

    Low: 65 °F

    Partly Cloudy

  • Friday

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

    High: 84 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 64. South southwest wind 5 to 10 mph.

    Low: 64 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 83. South southwest wind 10 to 15 mph, with gusts as high as 20 mph.

    High: 83 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 65. South wind around 10 mph.

    Low: 65 °F

    Mostly Cloudy

  • Sunday

    Sunday: Mostly cloudy, with a high near 75. South southwest wind 10 to 20 mph becoming north in the afternoon. Winds could gust as high as 25 mph.

    High: 75 °F

    Mostly Cloudy

Detailed Forecast

Today
Mostly cloudy, then gradually becoming sunny, with a high near 79. South wind 10 to 15 mph, with gusts as high as 20 mph.
Tonight
Partly cloudy, with a low around 62. South wind 5 to 10 mph.
Christmas Day
Mostly cloudy, then gradually becoming sunny, with a high near 80. South southwest wind 5 to 15 mph, with gusts as high as 20 mph.
Thursday Night
Partly cloudy, with a low around 65. South wind around 10 mph, with gusts as high as 20 mph.
Friday
Sunny, with a high near 84. Southwest wind 5 to 10 mph.
Friday Night
Mostly clear, with a low around 64. South southwest wind 5 to 10 mph.
Saturday
Mostly sunny, with a high near 83. South southwest wind 10 to 15 mph, with gusts as high as 20 mph.
Saturday Night
Mostly cloudy, with a low around 65. South wind around 10 mph.
Sunday
Mostly cloudy, with a high near 75. South 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 35.
Monday
Mostly cloudy, with a high near 46.
Monday Night
Mostly cloudy, with a low around 29.
Tuesday
Partly sunny, with a high near 51.
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles SSW Allen TX
 33.08°N 96.67°W (Elev. 646 ft)
Last Update:
11:21 am CST Dec 24, 2025
Forecast Valid:
11am CST Dec 24, 2025-6pm CST Dec 30, 2025
 
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