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Winter Storm Warning for much of Iowa from later Friday through early Sunday morning
National Weather Service Flood Inundation Mapping Available for Iowa in September 2025

Hazardous Weather Conditions

Current conditions at

Atlantic (KAIO)

Lat: 41.4°NLon: 95.05°WElev: 1181ft.

Fair

19°F

-7°C

Humidity	100%
Wind Speed	Calm
Barometer	30.43 in
Dewpoint	19°F (-7°C)
Visibility	10.00 mi
Last update	28 Nov 8:35 am CST

More Information:

Local Forecast Office More Local Wx 3 Day History Hourly Weather Forecast

Extended Forecast for

2 Miles N Griswold IA

Winter Storm Warning November 28, 03:00pm until November 30, 06:00am

Click here for hazard details and duration

Winter Storm Warning

Today
High: 31 °F
Slight Chance
Snow then
Chance Wintry
Mix
Tonight
Low: 28 °F
Wintry Mix
Saturday
High: 32 °F⇓
Wintry Mix
then Snow and
Patchy
Blowing Snow
Saturday Night
Low: 11 °F
Chance Snow
and Patchy
Blowing Snow
Sunday
High: 18 °F
Partly Sunny
Sunday Night
Low: 4 °F
Mostly Cloudy
Monday
High: 20 °F
Slight Chance
Snow
Monday Night
Low: 7 °F
Mostly Cloudy
Tuesday
High: 27 °F
Partly Sunny

Detailed Forecast

Today

A chance of snow after 11am, mixing with freezing rain after 5pm. Cloudy, with a high near 31. Light southeast wind becoming east southeast 8 to 13 mph in the morning. Winds could gust as high as 20 mph. Chance of precipitation is 50%. Total daytime snow accumulation of less than a half inch possible.

Tonight

Snow and freezing rain before 3am, then snow, possibly mixed with freezing rain and sleet between 3am and 5am, then snow, possibly mixed with freezing rain after 5am. Steady temperature around 28. East southeast wind 11 to 14 mph, with gusts as high as 21 mph. Chance of precipitation is 100%. New ice accumulation of less than a 0.1 of an inch possible. New snow and sleet accumulation of 1 to 2 inches possible.

Saturday

Snow, possibly mixed with drizzle and freezing rain, becoming all snow after 10am. Patchy blowing snow after 3pm. Temperature rising to near 32 by 9am, then falling to around 26 during the remainder of the day. Breezy, with an east wind 10 to 20 mph becoming north northwest in the afternoon. Winds could gust as high as 29 mph. Chance of precipitation is 100%. Little or no ice accumulation expected. New snow accumulation of 3 to 5 inches possible.

Saturday Night

A 30 percent chance of snow before midnight. Patchy blowing snow before 10pm. Mostly cloudy, with a low around 11. Wind chill values as low as zero. Windy, with a northwest wind 14 to 21 mph, with gusts as high as 29 mph. New snow accumulation of less than a half inch possible.

Sunday

Partly sunny, with a high near 18. Northwest wind 6 to 13 mph, with gusts as high as 21 mph.

Sunday Night

Mostly cloudy, with a low around 4.

Monday

A 20 percent chance of snow. Mostly cloudy, with a high near 20.

Monday Night

Mostly cloudy, with a low around 7.

Tuesday

Partly sunny, with a high near 27.

Tuesday Night

Mostly cloudy, with a low around 18.