Dangerous Heat Wave from the Midwest to East Coast

A large ridge of high pressure extending from the Central to Eastern U.S. will deliver a dangerous summer heat wave through the weekend. Widespread excessive heat warnings and heat advisories already cover the Eastern two-thirds of the country. A number of record highs and overnight warm minimum temperatures are likely. Heat indices will surge past 100 degrees and approach the 110s. Heat Safety! Read More >

Hazardous Weather Conditions

Current conditions at

Grand Marais, The Bay of Grand Marais (KGNA)

Lat: 47.75°NLon: 90.34°WElev: 610ft.

57°F

14°C

Humidity 100%
Wind Speed Calm
Barometer 29.63 in (1003.1 mb)
Dewpoint 57°F (14°C)
Visibility NA
Last update 19 Jul 4:56 am CDT
Extended Forecast for

Grand Marais MN

  • Today

    Today: A 20 percent chance of showers and thunderstorms after 2pm.  Increasing clouds, with a high near 78. West wind 5 to 10 mph.

    Sunny then
    Slight Chance
    T-storms

    High: 78 °F

  • Tonight

    Tonight: A 30 percent chance of showers and thunderstorms, mainly before 11pm.  Cloudy, then gradual clearing toward daybreak, with a low around 57. Northwest wind around 5 mph.

    Chance
    T-storms then
    Mostly Clear

    Low: 57 °F

  • Saturday

    Saturday: A slight chance of showers between 10am and 2pm.  Increasing clouds, with a high near 73. Northwest wind 5 to 10 mph becoming southwest in the afternoon. Winds could gust as high as 15 mph.  Chance of precipitation is 20%.

    Slight Chance
    Showers

    High: 73 °F

  • Saturday
    Night

    Saturday Night: Mostly clear, with a low around 54. West wind around 5 mph becoming north after midnight.

    Mostly Clear

    Low: 54 °F

  • Sunday

    Sunday: Mostly sunny, with a high near 70. North wind around 5 mph.

    Mostly Sunny

    High: 70 °F

  • Sunday
    Night

    Sunday Night: Mostly clear, with a low around 52.

    Mostly Clear

    Low: 52 °F

  • Monday

    Monday: Sunny, with a high near 71.

    Sunny

    High: 71 °F

  • Monday
    Night

    Monday Night: Mostly clear, with a low around 55.

    Mostly Clear

    Low: 55 °F

  • Tuesday

    Tuesday: Sunny, with a high near 74.

    Sunny

    High: 74 °F

Detailed Forecast

Today
A 20 percent chance of showers and thunderstorms after 2pm. Increasing clouds, with a high near 78. West wind 5 to 10 mph.
Tonight
A 30 percent chance of showers and thunderstorms, mainly before 11pm. Cloudy, then gradual clearing toward daybreak, with a low around 57. Northwest wind around 5 mph.
Saturday
A slight chance of showers between 10am and 2pm. Increasing clouds, with a high near 73. Northwest wind 5 to 10 mph becoming southwest in the afternoon. Winds could gust as high as 15 mph. Chance of precipitation is 20%.
Saturday Night
Mostly clear, with a low around 54. West wind around 5 mph becoming north after midnight.
Sunday
Mostly sunny, with a high near 70. North wind around 5 mph.
Sunday Night
Mostly clear, with a low around 52.
Monday
Sunny, with a high near 71.
Monday Night
Mostly clear, with a low around 55.
Tuesday
Sunny, with a high near 74.
Tuesday Night
Partly cloudy, with a low around 57.
Wednesday
Sunny, with a high near 74.
Wednesday Night
Mostly clear, with a low around 57.
Thursday
Mostly sunny, with a high near 72.
Click Map For Forecast
Point Forecast:
Grand Marais MN
 47.76°N 90.33°W
4:42 am CDT Jul 19, 2019
5am CDT Jul 19, 2019-6pm CDT Jul 25, 2019
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database