Dangerous Heat in the Central and Eastern U.S.; Severe Thunderstorms in the Great Lakes

Thunderstorms with strong wind gusts and hail will be possible today from Michigan into the Lower Great Lakes region. A significant and dangerous heat wave will expand from the Central U.S. into the Eastern U.S this weekend through much of next week. Numerous daily record highs and warm lows are likely. Read More >

Current conditions at

Duluth International Airport (KDLH)

Lat: 46.84°NLon: 92.19°WElev: 1427ft.

Mostly Cloudy

84°F

29°C

Humidity 67%
Wind Speed Calm
Barometer 29.56 in (1000.5 mb)
Dewpoint 72°F (22°C)
Visibility 10.00 mi
Heat Index90°F (32°C)
Last update 21 Jun 1:55 pm CDT
Extended Forecast for

2 Miles SSW Duluth International Airport MN

Heat Advisory until June 22, 09:00pm
Click here for hazard details and duration
Heat Advisory
  •  
    Heat Advisory until June 22, 09:00pm

    NOW until 9:00pm Sun

    Heat Advisory

  • This Afternoon

    High: 88 °F

    Partly Sunny

  • Tonight

    Tonight: A 20 percent chance of showers and thunderstorms.  Patchy fog before 1am, then patchy fog after 2am.  Otherwise, mostly cloudy, with a low around 57. Breezy, with an east wind 10 to 15 mph, with gusts as high as 25 mph.

    Low: 57 °F

    Slight Chance
    T-storms and
    Patchy Fog

  • Sunday

    Sunday: A slight chance of showers before 8am, then a slight chance of showers and thunderstorms after 5pm.  Areas of fog before 7am.  Otherwise, partly sunny, with a high near 78. Breezy, with an east wind 10 to 15 mph, with gusts as high as 20 mph.  Chance of precipitation is 20%.

    High: 78 °F

    Slight Chance
    T-storms and
    Areas Fog

  • Sunday Night

    Sunday Night: A 40 percent chance of showers and thunderstorms, mainly after 7pm.  Mostly cloudy, with a low around 64. Breezy, with a southeast wind around 15 mph becoming southwest after midnight. Winds could gust as high as 25 mph.

    Low: 64 °F

    Chance
    T-storms and
    Breezy

  • Monday

    Monday: A chance of showers and thunderstorms before 10am, then a chance of showers between 10am and 1pm.  Mostly sunny, with a high near 80. Breezy, with a west wind around 15 mph, with gusts as high as 25 mph.  Chance of precipitation is 30%.

    High: 80 °F

    Breezy.
    Chance
    T-storms then
    Chance
    Showers

  • Monday Night

    Monday Night: Mostly clear, with a low around 53. Northwest wind 5 to 10 mph, with gusts as high as 20 mph.

    Low: 53 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 72. North wind 5 to 10 mph becoming east in the afternoon.

    High: 72 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: A chance of showers after 1am.  Mostly cloudy, with a low around 50. East wind 5 to 10 mph.

    Low: 50 °F

    Mostly Cloudy
    then Chance
    Showers

Detailed Forecast

This Afternoon
Partly sunny, with a high near 88. South wind around 10 mph, with gusts as high as 15 mph.
Tonight
A 20 percent chance of showers and thunderstorms. Patchy fog before 1am, then patchy fog after 2am. Otherwise, mostly cloudy, with a low around 57. Breezy, with an east wind 10 to 15 mph, with gusts as high as 25 mph.
Sunday
A slight chance of showers before 8am, then a slight chance of showers and thunderstorms after 5pm. Areas of fog before 7am. Otherwise, partly sunny, with a high near 78. Breezy, with an east wind 10 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 20%.
Sunday Night
A 40 percent chance of showers and thunderstorms, mainly after 7pm. Mostly cloudy, with a low around 64. Breezy, with a southeast wind around 15 mph becoming southwest after midnight. Winds could gust as high as 25 mph.
Monday
A chance of showers and thunderstorms before 10am, then a chance of showers between 10am and 1pm. Mostly sunny, with a high near 80. Breezy, with a west wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 30%.
Monday Night
Mostly clear, with a low around 53. Northwest wind 5 to 10 mph, with gusts as high as 20 mph.
Tuesday
Mostly sunny, with a high near 72. North wind 5 to 10 mph becoming east in the afternoon.
Tuesday Night
A chance of showers after 1am. Mostly cloudy, with a low around 50. East wind 5 to 10 mph.
Wednesday
A chance of showers. Mostly cloudy, with a high near 66. East wind around 10 mph, with gusts as high as 20 mph.
Wednesday Night
A chance of showers, with thunderstorms also possible after 1am. Mostly cloudy, with a low around 51. East wind around 10 mph, with gusts as high as 15 mph.
Thursday
A chance of showers and thunderstorms. Mostly cloudy, with a high near 65. East wind around 10 mph, with gusts as high as 20 mph.
Thursday Night
A slight chance of showers. Mostly cloudy, with a low around 50. East wind 5 to 10 mph, with gusts as high as 15 mph.
Friday
A slight chance of showers. Partly sunny, with a high near 71. Southeast wind 5 to 10 mph, with gusts as high as 15 mph.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles SSW Duluth International Airport MN
 46.81°N 92.2°W
1:56 pm CDT Jun 21, 2025
2pm CDT Jun 21, 2025-6pm CDT Jun 27, 2025
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database