Heavy Rainfall and Flash Flood Threat for the Southern Plains Today; Severe Thunderstorms from the Northeast to the Ohio Valley

Heavy rains are leading to an elevated concern for flash flooding across parts of Oklahoma and Texas today, and this heavy rainfall will spread slowly east over the weekend. Severe thunderstorms may produce damaging winds and a few tornadoes across parts of the Northeast and Ohio Valley this afternoon and evening. Significant river flooding continues across the Carolinas. Read More >

Hazardous Weather Conditions

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Current conditions at

Grand Marais/Cook County Airport (KCKC)

Lat: 47.84°NLon: 90.39°WElev: 1784ft.

Partly Cloudy

43°F

6°C

Humidity	76%
Wind Speed	NW 13 G 25 mph
Barometer	29.97 in
Dewpoint	36°F (2°C)
Visibility	10.00 mi
Wind Chill	36°F (2°C)
Last update	21 Sep 2:15 pm CDT

More Information:

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

Extended Forecast for

15 Miles NNW Grand Marais/Cook County Airport MN

Frost Advisory September 22, 12:00am until September 22, 08:00am

Click here for hazard details and duration

Frost Advisory

This
Afternoon

Scattered
Showers and
Breezy
High: 49 °F
Tonight

Frost
Low: 32 °F
Saturday

Mostly Cloudy
then Chance
Showers
High: 54 °F
Saturday
Night

Showers
Likely
Low: 34 °F
Sunday

Chance
Showers
High: 44 °F
Sunday
Night

Chance
Showers
Low: 40 °F
Monday

Chance
Showers
High: 60 °F
Monday
Night

Showers
Likely
Low: 42 °F
Tuesday

Mostly Cloudy
High: 53 °F

Detailed Forecast

This Afternoon

Scattered showers, mainly before 3pm. Mostly cloudy, with a high near 49. Breezy, with a northwest wind around 15 mph, with gusts as high as 30 mph. Chance of precipitation is 30%.

Tonight

Widespread frost, mainly after 1am. Otherwise, mostly cloudy, with a low around 32. Northwest wind 5 to 10 mph becoming southwest after midnight.

Saturday

A 40 percent chance of showers after 1pm. Mostly cloudy, with a high near 54. Southwest wind 5 to 10 mph, with gusts as high as 20 mph.

Saturday Night

Showers likely. Cloudy, with a low around 34. Northeast wind 5 to 10 mph. Chance of precipitation is 60%.

Sunday

A 50 percent chance of showers. Cloudy, with a high near 44. East wind around 10 mph, with gusts as high as 15 mph.

Sunday Night

A 50 percent chance of showers. Cloudy, with a low around 40.

Monday

A chance of showers, with thunderstorms also possible after 1pm. Cloudy, with a high near 60.