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Severe Thunderstorms With Heavy Rain Possible from the Upper Midwest to the Mid-Atlantic; Excessive Heat For Central U.S.

Storms will move from the Upper Great Lakes to the Ohio Valley/Lower Great Lakes into the northern Mid-Atlantic through the day. Damaging winds, large hail, and flooding will be the primary threats with these storms. Excessive heat warnings and heat advisories are in place for states in the Central Plains, the Southeast, and the Mid-Atlantic. Localized flash flooding may occur in the Southwest. Read More >

Hazardous Weather Conditions

Current conditions at

Grand Marais/Cook County Airport (KCKC)

Lat: 47.84°NLon: 90.39°WElev: 1784ft.

Overcast

63°F

17°C

Humidity 68%
Wind Speed NE 6 mph
Barometer 29.87 in
Dewpoint 52°F (11°C)
Visibility 10.00 mi
Last update 22 Jul 9:53 am CDT
Extended Forecast for

Grand Portage MN

  • Today

    Today: Showers and thunderstorms likely, mainly after 3pm.  Mostly cloudy, with a high near 61. Northeast wind 5 to 10 mph.  Chance of precipitation is 60%.

    T-storms
    Likely

    High: 61 °F

  • Tonight

    Tonight: Showers and thunderstorms likely, mainly before 1am.  Mostly cloudy, with a low around 54. North wind around 5 mph.  Chance of precipitation is 60%.

    T-storms
    Likely

    Low: 54 °F

  • Sunday

    Sunday: A 30 percent chance of showers and thunderstorms before 1pm.  Cloudy, then gradually becoming mostly sunny, with a high near 66. Northeast wind 5 to 10 mph.

    Chance
    T-storms

    High: 66 °F

  • Sunday
    Night

    Sunday Night: Patchy fog after 10pm.  Otherwise, mostly clear, with a low around 52. East wind around 5 mph becoming calm.

    Patchy Fog

    Low: 52 °F

  • Monday

    Monday: Areas of fog before 9am.  Otherwise, sunny, with a high near 69. Calm wind becoming south around 5 mph in the afternoon.

    Areas Fog
    then Sunny

    High: 69 °F

  • Monday
    Night

    Monday Night: Mostly clear, with a low around 53.

    Mostly Clear

    Low: 53 °F

  • Tuesday

    Tuesday: A slight chance of showers, then a chance of showers and thunderstorms after 1pm.  Partly sunny, with a high near 68.

    Chance
    Showers

    High: 68 °F

  • Tuesday
    Night

    Tuesday Night: Partly cloudy, with a low around 58.

    Partly Cloudy

    Low: 58 °F

  • Wednesday

    Wednesday: Mostly sunny, with a high near 72.

    Mostly Sunny

    High: 72 °F

Detailed Forecast

Today
Showers and thunderstorms likely, mainly after 3pm. Mostly cloudy, with a high near 61. Northeast wind 5 to 10 mph. Chance of precipitation is 60%.
Tonight
Showers and thunderstorms likely, mainly before 1am. Mostly cloudy, with a low around 54. North wind around 5 mph. Chance of precipitation is 60%.
Sunday
A 30 percent chance of showers and thunderstorms before 1pm. Cloudy, then gradually becoming mostly sunny, with a high near 66. Northeast wind 5 to 10 mph.
Sunday Night
Patchy fog after 10pm. Otherwise, mostly clear, with a low around 52. East wind around 5 mph becoming calm.
Monday
Areas of fog before 9am. Otherwise, sunny, with a high near 69. Calm wind becoming south around 5 mph in the afternoon.
Monday Night
Mostly clear, with a low around 53.
Tuesday
A slight chance of showers, then a chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 68.
Tuesday Night
Partly cloudy, with a low around 58.
Wednesday
Mostly sunny, with a high near 72.
Wednesday Night
Mostly clear, with a low around 56.
Thursday
Sunny, with a high near 73.
Thursday Night
Partly cloudy, with a low around 55.
Friday
Mostly sunny, with a high near 71.
Click Map For Forecast
Point Forecast:
Grand Portage MN
 47.95°N 89.69°W
5:54 am CDT Jul 22, 2017
10am CDT Jul 22, 2017-6pm CDT Jul 28, 2017
 
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