Tracking Late December Winter Storm Expected to Impact the Northern Plains through the Northeast U.S.

A winter storm system will rapidly intensify over the Midwest on Sunday and track through the Great Lakes on Monday. Periods of heavy snow are anticipated across the Upper Great Lakes late Sunday and continuing into Monday. At least 1/10 inch of ice accumulation is expected from a wintry mix across much of the interior Northeast U.S. starting Sunday afternoon. Read More >

Current conditions at

Alva, Alva Regional Airport (KAVK)

Lat: 36.77°NLon: 98.67°WElev: 1473ft.

Fair

63°F

17°C

Humidity 60%
Wind Speed S 9 mph
Barometer 29.62 in
Dewpoint 48°F (9°C)
Visibility 10.00 mi
Last update 27 Dec 9:15 pm CST
Extended Forecast for

Byron OK

Wind Advisory December 28, 08:00am until December 28, 07:00pm
Click here for hazard details and duration
Wind Advisory
  • Tonight

    Tonight: Mostly cloudy, with a low around 53. South wind around 9 mph becoming west southwest after midnight.

    Low: 53 °F

    Mostly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a temperature falling to around 36 by 5pm. Windy, with a north northwest wind 13 to 18 mph increasing to 27 to 32 mph in the afternoon. Winds could gust as high as 48 mph.

    High: 55 °F

    Mostly Sunny
    and Windy

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 22. North northwest wind 8 to 17 mph, with gusts as high as 26 mph.

    Low: 22 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 39. North northwest wind 7 to 14 mph, with gusts as high as 22 mph.

    High: 39 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 17. North northwest wind around 5 mph becoming calm  in the evening.

    Low: 17 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 52.

    High: 52 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 26.

    Low: 26 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 54.

    High: 54 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 26.

    Low: 26 °F

    Mostly Clear

Detailed Forecast

Tonight
Mostly cloudy, with a low around 53. South wind around 9 mph becoming west southwest after midnight.
Sunday
Mostly sunny, with a temperature falling to around 36 by 5pm. Windy, with a north northwest wind 13 to 18 mph increasing to 27 to 32 mph in the afternoon. Winds could gust as high as 48 mph.
Sunday Night
Mostly clear, with a low around 22. North northwest wind 8 to 17 mph, with gusts as high as 26 mph.
Monday
Sunny, with a high near 39. North northwest wind 7 to 14 mph, with gusts as high as 22 mph.
Monday Night
Mostly clear, with a low around 17. North northwest wind around 5 mph becoming calm in the evening.
Tuesday
Sunny, with a high near 52.
Tuesday Night
Mostly clear, with a low around 26.
Wednesday
Sunny, with a high near 54.
Wednesday Night
Mostly clear, with a low around 26.
New Year's Day
Mostly sunny, with a high near 53.
Thursday Night
Mostly cloudy, with a low around 24.
Friday
Mostly sunny, with a high near 52.
Friday Night
Partly cloudy, with a low around 30.
Saturday
Sunny, with a high near 57.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
Byron OK
 36.9°N 98.31°W
11:32 am CST Dec 27, 2025
9pm CST Dec 27, 2025-6pm CST Jan 3, 2026
 
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Additional Resources

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