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

Rapid Warm-Up Forecast Across Much of the Lower 48 Today and Tuesday

Most of the U.S. starts the week calm and unseasonably warm. The Heartland will be warmest, with highs 25–30° above average. Only the Gulf Coast stays chilly. Rain today is limited to western Washington while lake effect snow continues east of Lake Ontario. Cooler air returns after Tuesday, bringing a wintry mix to the Midwest and Northeast by Wednesday. Read More >

Current conditions at

Harlan, Harlan Municipal Airport (KHNR)

Lat: 41.58°NLon: 95.34°WElev: 1230ft.

Fair

43°F

6°C

Humidity 61%
Wind Speed SW 7 mph
Barometer 30.04 in
Dewpoint 30°F (-1°C)
Visibility 10.00 mi
Wind Chill39°F (4°C)
Last update 12 Jan 5:15 pm CST
Extended Forecast for

Irwin IA

  • Tonight

    Tonight: Partly cloudy, with a low around 33. Southwest wind 6 to 10 mph, with gusts as high as 17 mph.

    Low: 33 °F

    Partly Cloudy

  • Tuesday

    Tuesday: A slight chance of rain between 1pm and 5pm, then a chance of sprinkles after 5pm. Mostly cloudy, with a high near 52. West northwest wind 10 to 16 mph, with gusts as high as 30 mph. Chance of precipitation is 20%.

    High: 52 °F

    Partly Sunny
    then Slight
    Chance Rain

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 24. Blustery, with a north northwest wind 14 to 20 mph, with gusts as high as 28 mph.

    Low: 24 °F

    Mostly Cloudy
    then Mostly
    Cloudy and
    Blustery

  • Wednesday

    Wednesday: Sunny, with a high near 31. Blustery, with a north wind 13 to 21 mph, with gusts as high as 29 mph.

    High: 31 °F

    Sunny and
    Blustery

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 12. North wind 5 to 10 mph becoming light and variable in the evening. Winds could gust as high as 16 mph.

    Low: 12 °F

    Mostly Clear

  • Thursday

    Thursday: A 20 percent chance of snow after noon. Partly sunny, with a high near 36. Light south wind becoming south southwest 10 to 15 mph in the morning. Winds could gust as high as 23 mph.

    High: 36 °F

    Partly Sunny
    then Slight
    Chance Snow

  • Thursday Night

    Thursday Night: A 20 percent chance of snow before midnight. Mostly cloudy, with a low around 25. Blustery, with a west northwest wind 13 to 20 mph, with gusts as high as 30 mph.

    Low: 25 °F

    Slight Chance
    Snow then
    Mostly Cloudy
    and Blustery

  • Friday

    Friday: A chance of snow, mainly after noon. Mostly cloudy, with a high near 34. Breezy, with a northwest wind 20 to 23 mph, with gusts as high as 32 mph.

    High: 34 °F

    Chance Snow
    and Breezy

  • Friday Night

    Friday Night: A slight chance of snow. Mostly cloudy, with a low around 8. Blustery, with a northwest wind 14 to 21 mph, with gusts as high as 29 mph.

    Low: 8 °F

    Slight Chance
    Snow and
    Blustery

Detailed Forecast

Tonight
Partly cloudy, with a low around 33. Southwest wind 6 to 10 mph, with gusts as high as 17 mph.
Tuesday
A slight chance of rain between 1pm and 5pm, then a chance of sprinkles after 5pm. Mostly cloudy, with a high near 52. West northwest wind 10 to 16 mph, with gusts as high as 30 mph. Chance of precipitation is 20%.
Tuesday Night
Mostly cloudy, with a low around 24. Blustery, with a north northwest wind 14 to 20 mph, with gusts as high as 28 mph.
Wednesday
Sunny, with a high near 31. Blustery, with a north wind 13 to 21 mph, with gusts as high as 29 mph.
Wednesday Night
Mostly clear, with a low around 12. North wind 5 to 10 mph becoming light and variable in the evening. Winds could gust as high as 16 mph.
Thursday
A 20 percent chance of snow after noon. Partly sunny, with a high near 36. Light south wind becoming south southwest 10 to 15 mph in the morning. Winds could gust as high as 23 mph.
Thursday Night
A 20 percent chance of snow before midnight. Mostly cloudy, with a low around 25. Blustery, with a west northwest wind 13 to 20 mph, with gusts as high as 30 mph.
Friday
A chance of snow, mainly after noon. Mostly cloudy, with a high near 34. Breezy, with a northwest wind 20 to 23 mph, with gusts as high as 32 mph.
Friday Night
A slight chance of snow. Mostly cloudy, with a low around 8. Blustery, with a northwest wind 14 to 21 mph, with gusts as high as 29 mph.
Saturday
A slight chance of snow before noon. Partly sunny, with a high near 20. North northwest wind 14 to 17 mph, with gusts as high as 25 mph.
Saturday Night
Partly cloudy, with a low around 2. Northwest wind 10 to 13 mph, with gusts as high as 20 mph.
Sunday
Mostly sunny, with a high near 26. West wind 10 to 14 mph, with gusts as high as 21 mph.
Sunday Night
Partly cloudy, with a low around 11. West northwest wind around 10 mph, with gusts as high as 17 mph.
M.L.King Day
Mostly sunny, with a high near 33. Northwest wind 9 to 15 mph, with gusts as high as 20 mph.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Irwin IA
 41.79°N 95.21°W (Elev. 1247 ft)
Last Update:
4:36 pm CST Jan 12, 2026
Forecast Valid:
5pm CST Jan 12, 2026-6pm CST Jan 19, 2026
 
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