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

Heavy Lake Effect Snow Downwind of Lakes Erie and Ontario; Fire Weather Concerns in the Southern Plains and Southeast

A multi-day heavy lake effect snow event is expected downwind of Lakes Erie and Ontario through New Year's Day. There is increasing confidence in snow squalls causing bursts of snow & gusty winds on New Year's Eve. Elevated fire weather conditions will continue today over parts of the Southern Plains and across much of the Southeast U.S. Read More >

Hazardous Weather Conditions

Current conditions at

Sioux City, Sioux Gateway Airport (KSUX)

Lat: 42.4°NLon: 96.38°WElev: 1099ft.

Fair

35°F

2°C

Humidity 59%
Wind Speed W 5 mph
Barometer 30.17 in (1023.5 mb)
Dewpoint 22°F (-6°C)
Visibility 10.00 mi
Wind Chill31°F (-1°C)
Last update 30 Dec 11:52 am CST
Extended Forecast for

Walthill NE

  • This Afternoon

    This Afternoon: Sunny, with a high near 45. West northwest wind 8 to 11 mph, with gusts as high as 21 mph.

    High: 45 °F

    Sunny

  • Tonight

    Tonight: Increasing clouds, with a low around 25. Northwest wind 7 to 13 mph, with gusts as high as 22 mph.

    Low: 25 °F

    Increasing
    Clouds

  • Wednesday

    Wednesday: Mostly sunny, with a high near 44. West wind 6 to 13 mph becoming north northeast in the afternoon. Winds could gust as high as 18 mph.

    High: 44 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 17. North wind 5 to 10 mph becoming light and variable after midnight. Winds could gust as high as 16 mph.

    Low: 17 °F

    Mostly Cloudy

  • New Year's Day

    New Year's Day: Partly sunny, with a high near 33. Light and variable wind becoming south 6 to 11 mph in the morning. Winds could gust as high as 17 mph.

    High: 33 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 20. South southeast wind around 6 mph becoming north after midnight.

    Low: 20 °F

    Mostly Cloudy

  • Friday

    Friday: Mostly cloudy, with a high near 32. North northeast wind 6 to 9 mph.

    High: 32 °F

    Mostly Cloudy

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 19. Northeast wind around 5 mph becoming calm.

    Low: 19 °F

    Mostly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 39. South wind 5 to 11 mph, with gusts as high as 17 mph.

    High: 39 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
Sunny, with a high near 45. West northwest wind 8 to 11 mph, with gusts as high as 21 mph.
Tonight
Increasing clouds, with a low around 25. Northwest wind 7 to 13 mph, with gusts as high as 22 mph.
Wednesday
Mostly sunny, with a high near 44. West wind 6 to 13 mph becoming north northeast in the afternoon. Winds could gust as high as 18 mph.
Wednesday Night
Mostly cloudy, with a low around 17. North wind 5 to 10 mph becoming light and variable after midnight. Winds could gust as high as 16 mph.
New Year's Day
Partly sunny, with a high near 33. Light and variable wind becoming south 6 to 11 mph in the morning. Winds could gust as high as 17 mph.
Thursday Night
Mostly cloudy, with a low around 20. South southeast wind around 6 mph becoming north after midnight.
Friday
Mostly cloudy, with a high near 32. North northeast wind 6 to 9 mph.
Friday Night
Mostly cloudy, with a low around 19. Northeast wind around 5 mph becoming calm.
Saturday
Mostly sunny, with a high near 39. South wind 5 to 11 mph, with gusts as high as 17 mph.
Saturday Night
Partly cloudy, with a low around 27. South wind around 9 mph.
Sunday
Mostly sunny, with a high near 46. South southwest wind 8 to 11 mph becoming northwest in the afternoon. Winds could gust as high as 18 mph.
Sunday Night
Partly cloudy, with a low around 27. West northwest wind around 7 mph.
Monday
Sunny, with a high near 45. Northwest wind 7 to 11 mph, with gusts as high as 17 mph.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Walthill NE
 42.15°N 96.5°W (Elev. 1299 ft)
Last Update:
12:05 pm CST Dec 30, 2025
Forecast Valid:
12pm CST Dec 30, 2025-6pm CST Jan 5, 2026
 
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