Another Arctic Blast in the East; Eastern U.S. Winter Storm

A powerful Arctic blast will bring dangerously cold, record low temperatures to the upper Ohio Valley, Mid-Atlantic, Gulf Coast and Southeast U.S. this weekend. A rapidly deepening storm will produce widespread heavy snow and wind from the southern Appalachians across the Carolinas and southern Virginia into Sunday. Storm-force winds and coastal flooding will be possible along the East Coast. Read More >

Hazardous Weather Conditions

Current conditions at

ONIDAMUNC (K98D)

Lat: 44.7°NLon: 100.1°WElev: 1874ft.

Fair

-2°F

-19°C

Humidity	84%
Wind Speed	SE 9 mph
Barometer	30.59 in
Dewpoint	-6°F (-21°C)
Visibility	10.00 mi
Wind Chill	-18°F (-28°C)
Last update	30 Jan 9:35 pm CST

More Information:

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

Extended Forecast for

3 Miles N Gettysburg SD

Winter Weather Advisory January 31, 07:00am until January 31, 05:00pm

Click here for hazard details and duration

Winter Weather Advisory

Tonight
Low: -5 °F⇑
Mostly Clear
then Partly
Cloudy and
Breezy
Saturday
High: 33 °F
Wintry Mix
and Patchy
Blowing Snow
Saturday Night
Low: 23 °F
Mostly Cloudy
then Mostly
Cloudy and
Blustery
Sunday
High: 33 °F
Partly Sunny
and Breezy
then Mostly
Cloudy
Sunday Night
Low: 17 °F
Mostly Cloudy
Monday
High: 30 °F
Mostly Cloudy
Monday Night
Low: 16 °F
Mostly Cloudy
then Slight
Chance Snow
Tuesday
High: 28 °F
Slight Chance
Snow then
Mostly Cloudy
Tuesday Night
Low: 14 °F
Mostly Cloudy

Detailed Forecast

Tonight

Partly cloudy, with a temperature rising to around 0 by 5am. Wind chill values as low as -24. Breezy, with a south wind 10 to 15 mph increasing to 16 to 21 mph after midnight. Winds could gust as high as 29 mph.

Saturday

Snow, possibly mixed with sleet before 1pm, then snow, possibly mixed with freezing rain. Patchy blowing snow between 11am and 2pm. High near 33. Wind chill values as low as -21. Breezy, with a south wind 14 to 22 mph, with gusts as high as 32 mph. Chance of precipitation is 100%. Little or no ice accumulation expected. New snow and sleet accumulation of less than one inch possible.

Saturday Night

Mostly cloudy, with a low around 23. Blustery, with a southwest wind 14 to 20 mph becoming northwest after midnight. Winds could gust as high as 29 mph.

Sunday

Partly sunny, with a high near 33. Breezy, with a northwest wind 15 to 20 mph decreasing to 8 to 13 mph in the afternoon. Winds could gust as high as 29 mph.

Sunday Night

Mostly cloudy, with a low around 17. North northwest wind 6 to 10 mph becoming east southeast after midnight.

Monday

Mostly cloudy, with a high near 30. East southeast wind around 11 mph.

Monday Night

A slight chance of snow after midnight. Mostly cloudy, with a low around 16. South southeast wind 10 to 14 mph becoming north northwest after midnight. Chance of precipitation is 20%.

Tuesday

A slight chance of snow before noon. Mostly cloudy, with a high near 28. North northwest wind 10 to 14 mph. Chance of precipitation is 20%.

Tuesday Night

Mostly cloudy, with a low around 14. Northwest wind 10 to 14 mph.

Wednesday

Partly sunny, with a high near 30.

Wednesday Night

Mostly cloudy, with a low around 20.

Thursday

Mostly sunny, with a high near 44.

Thursday Night

Partly cloudy, with a low around 20.