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

Sioux City, Sioux Gateway Airport (KSUX)

Lat: 42.4°NLon: 96.38°WElev: 1099ft.

Fog/Mist

42°F

6°C

Humidity	100%
Wind Speed	E 6 mph
Barometer	29.66 in (1005.1 mb)
Dewpoint	42°F (6°C)
Visibility	4.00 mi
Wind Chill	38°F (3°C)
Last update	27 Dec 7:52 pm CST

More Information:

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

Extended Forecast for

Whiting IA

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

Dense Fog Advisory until December 28, 05:00am

Winter Weather Advisory December 28, 04:00am until December 28, 02:00pm

Click here for hazard details and duration

Wind Advisory

Dense Fog Advisory

Winter Weather Advisory

Dense Fog Advisory until December 28, 05:00am
NOW until 5:00am Sun
Dense Fog Advisory
Tonight
Low: 28 °F
Areas Fog
then Chance
Rain and
Areas Dense
Fog
Sunday
High: 33 °F⇓
Rain/Snow
Likely and
Patchy
Blowing Snow
Sunday Night
Low: 8 °F
Patchy
Blowing Snow
and Windy
Monday
High: 19 °F
Blustery.
Patchy
Blowing Snow
then Sunny
Monday Night
Low: 7 °F
Mostly Clear
Tuesday
High: 39 °F
Mostly Sunny
Tuesday Night
Low: 20 °F
Partly Cloudy
Wednesday
High: 38 °F
Partly Sunny

Detailed Forecast

Tonight

A 30 percent chance of rain, mainly after 4am. Areas of dense fog between 1am and 5am. Otherwise, cloudy, with a low around 28. Blustery, with a light and variable wind becoming north northwest 17 to 22 mph after midnight. Winds could gust as high as 36 mph.

Sunday

Rain likely before 7am, then snow likely between 7am and 3pm. Patchy blowing snow after 7am. Mostly cloudy, with a temperature falling to around 15 by 5pm. Windy, with a northwest wind 25 to 32 mph, with gusts as high as 48 mph. Chance of precipitation is 70%. New snow accumulation of around an inch possible.

Sunday Night

Patchy blowing snow. Mostly cloudy, with a low around 8. Wind chill values as low as -12. Windy, with a northwest wind 23 to 28 mph, with gusts as high as 45 mph.

Monday

Patchy blowing snow before noon. Mostly sunny, with a high near 19. Wind chill values as low as -12. Blustery, with a northwest wind 17 to 22 mph decreasing to 11 to 16 mph in the afternoon. Winds could gust as high as 37 mph.

Monday Night

Mostly clear, with a low around 7. Northwest wind 5 to 9 mph becoming light and variable.

Tuesday

Mostly sunny, with a high near 39. South southwest wind 5 to 9 mph becoming west in the afternoon. Winds could gust as high as 17 mph.

Tuesday Night

Partly cloudy, with a low around 20. Northwest wind around 7 mph.

Wednesday

Partly sunny, with a high near 38. Northwest wind 6 to 9 mph becoming southeast in the afternoon.

Wednesday Night

Mostly cloudy, with a low around 14. North wind 6 to 8 mph.

New Year's Day

Partly sunny, with a high near 27. North wind around 7 mph.