Powerful Storm to Impact Eastern Third of U.S. this weekend.

A developing storm system will bring a myriad of significant impacts this weekend. Heavy snow up to 18 inches from the Ohio Valley to the Northeast, and ice up to a quarter of an inch is forecast in places. Heavy rain may cause flash flooding from the Mid-South to the Mid-Atlantic. Severe thunderstorms with damaging winds and isolated tornadoes will be possible in the Deep South. Read More >

Hazardous Weather Conditions

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Current conditions at

Prairie Du Chien Municipal Airport (KPDC)

Lat: 43.02°NLon: 91.12°WElev: 659ft.

Light Snow

17°F

-8°C

Humidity	77%
Wind Speed	N 6 mph
Barometer	30.21 in
Dewpoint	10°F (-12°C)
Visibility	5.00 mi
Wind Chill	8°F (-13°C)
Last update	19 Jan 4:15 am CST

More Information:

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

Extended Forecast for

Harpers Ferry IA

Winter Storm Warning until January 19, 06:00am

Click here for hazard details and duration

Winter Storm Warning

Winter Storm Warning until January 19, 06:00am

NOW until
6:00am Sat

Winter Storm Warning
Overnight

Snow Likely
Low: 16 °F
Saturday

Chance Snow
then Mostly
Sunny
High: 18 °F
Saturday
Night

Mostly Clear
Low: -1 °F
Sunday

Partly Sunny
High: 13 °F
Sunday
Night

Partly Cloudy
Low: -1 °F
M.L.King
Day

Mostly Cloudy
High: 21 °F
Monday
Night

Cloudy then
Chance Wintry
Mix
Low: 17 °F
Tuesday

Wintry Mix
then Snow
High: 29 °F

Detailed Forecast

Overnight

Snow likely, mainly before 5am. Cloudy, with a steady temperature around 16. North wind around 8 mph. Chance of precipitation is 70%. Total nighttime snow accumulation of 3 to 5 inches possible.

Saturday

A 30 percent chance of snow before 7am. Cloudy through mid morning, then gradual clearing, with a high near 18. North wind 7 to 9 mph.

Saturday Night

Mostly clear, with a low around -1. Wind chill values as low as -11. North wind 3 to 6 mph.

Sunday

Partly sunny, with a high near 13. Wind chill values as low as -8. Light northeast wind.

Sunday Night

Partly cloudy, with a low around -1. East wind 3 to 5 mph.

M.L.King Day

Mostly cloudy, with a high near 21. Southeast wind 5 to 14 mph.

Monday Night

A chance of snow and freezing rain before 3am, then a chance of snow between 3am and 4am, then a chance of snow and freezing rain after 4am. Cloudy, with a low around 17. Southeast wind 9 to 13 mph. Chance of precipitation is 50%.

Tuesday

Snow, possibly mixed with freezing rain, becoming all snow after noon. High near 29. Southeast wind 7 to 9 mph becoming north in the afternoon. Chance of precipitation is 90%.

Tuesday Night

Snow likely before midnight. Mostly cloudy, with a low around 9. Northwest wind 8 to 11 mph. Chance of precipitation is 60%.

Wednesday

Mostly sunny, with a high near 20. Northwest wind 5 to 7 mph becoming light and variable in the afternoon.

Wednesday Night

Mostly cloudy, with a low around 9. Light southwest wind.

Thursday

Mostly cloudy, with a high near 23. Light and variable wind becoming northwest 5 to 10 mph in the morning.

Thursday Night

A 20 percent chance of snow. Mostly cloudy, with a low around 0. Northwest wind 8 to 10 mph.

Friday

Partly sunny, with a high near 8. Northwest wind around 10 mph.