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 >

Hazardous Weather Conditions

Current conditions at

Harlan, Harlan Municipal Airport (KHNR)

Lat: 41.58°NLon: 95.34°WElev: 1230ft.

Fog/Mist

48°F

9°C

Humidity	100%
Wind Speed	S 6 mph
Barometer	29.66 in
Dewpoint	48°F (9°C)
Visibility	2.50 mi
Wind Chill	45°F (7°C)
Last update	27 Dec 5:15 pm CST

More Information:

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

Extended Forecast for

Tennant IA

Wind Advisory December 28, 03:00am until December 29, 12:00am

Dense Fog Advisory December 27, 06:00pm until December 28, 05:00am

Winter Weather Advisory December 28, 07:00am until December 28, 02:00pm

Click here for hazard details and duration

Wind Advisory

Dense Fog Advisory

Winter Weather Advisory

Tonight
Low: 33 °F
Dense Fog
then Slight
Chance Rain
and Dense Fog
Sunday
High: 38 °F⇓
Wintry Mix
Likely and
Patchy
Blowing Snow
Sunday Night
Low: 7 °F
Patchy
Blowing Snow
and Windy
Monday
High: 18 °F
Patchy
Blowing Snow
and Windy
Monday Night
Low: 7 °F
Mostly Clear
Tuesday
High: 35 °F
Mostly Sunny
Tuesday Night
Low: 20 °F
Partly Cloudy
Wednesday
High: 36 °F
Partly Sunny
Wednesday Night
Low: 14 °F
Mostly Cloudy

Detailed Forecast

Tonight

A 20 percent chance of rain after 3am. Widespread dense fog, mainly between 7pm and 4am. Otherwise, cloudy, with a low around 33. Light and variable wind becoming north northwest 11 to 16 mph after midnight. Winds could gust as high as 23 mph.

Sunday

Rain, snow, and sleet likely, becoming all snow after 9am. Patchy blowing snow after 9am. Areas of fog before 2pm. Otherwise, cloudy, with a temperature falling to around 15 by 5pm. Windy, with a northwest wind 21 to 26 mph increasing to 27 to 32 mph in the afternoon. Winds could gust as high as 45 mph. Chance of precipitation is 70%. New snow and sleet accumulation of around an inch possible.

Sunday Night

Patchy blowing snow. Mostly cloudy, with a low around 7. Wind chill values as low as -14. Windy, with a northwest wind 25 to 32 mph, with gusts as high as 45 mph.

Monday

Patchy blowing snow before 3pm. Mostly sunny, with a high near 18. Wind chill values as low as -14. Windy, with a northwest wind 20 to 25 mph decreasing to 14 to 19 mph in the afternoon. Winds could gust as high as 34 mph.

Monday Night

Mostly clear, with a low around 7. Northwest wind 6 to 11 mph becoming west southwest after midnight. Winds could gust as high as 17 mph.

Tuesday

Mostly sunny, with a high near 35. Southwest wind 6 to 10 mph, with gusts as high as 18 mph.

Tuesday Night

Partly cloudy, with a low around 20. Northwest wind 6 to 8 mph.

Wednesday

Partly sunny, with a high near 36. Northwest wind 6 to 10 mph becoming south in the afternoon.

Wednesday Night

Mostly cloudy, with a low around 14. South southeast wind around 8 mph becoming north in the evening.

New Year's Day

Mostly sunny, with a high near 26. North wind 6 to 8 mph.