National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

High Swim Risk and Dangerous Heat Continues

High swim risk continues through Sunday with dangerous heat into early next week. Read More >

Hazardous Weather Conditions

Current conditions at

Alpena, Alpena County Regional Airport (KAPN)

Lat: 45.07°NLon: 83.56°WElev: 689ft.

Fair

89°F

32°C

Humidity 57%
Wind Speed SW 18 G 33 mph
Barometer 29.66 in (1004.0 mb)
Dewpoint 72°F (22°C)
Visibility 10.00 mi
Heat Index96°F (36°C)
Last update 21 Jun 5:54 pm EDT
Extended Forecast for

6 Miles SSE Herron MI

Heat Advisory June 21, 05:59pm until June 23, 08:00pm
Click here for hazard details and duration
Heat Advisory
  •  
    Heat Advisory June 21, 05:59pm until June 23, 08:00pm

    NOW until 8:00pm Mon

    Heat Advisory

  • Tonight

    Low: 73 °F

    Increasing
    Clouds

  • Sunday

    Sunday: Partly sunny, then gradually becoming sunny and hot, with a high near 96. Heat index values as high as 101. Southwest wind 10 to 15 mph.

    High: 96 °F

    Hot

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 75. Southwest wind around 10 mph.

    Low: 75 °F

    Mostly Clear

  • Monday

    Monday: Sunny and hot, with a high near 97. Breezy, with a southwest wind 15 to 20 mph, with gusts as high as 25 mph.

    High: 97 °F

    Sunny then
    Sunny and
    Breezy

  • Monday Night

    Monday Night: A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 69. Southwest wind 5 to 10 mph.

    Low: 69 °F

    Chance
    T-storms then
    Chance
    Showers

  • Tuesday

    Tuesday: A chance of showers, with thunderstorms also possible after 2pm. Partly sunny, with a high near 84. Chance of precipitation is 50%.

    High: 84 °F

    Chance
    Showers then
    Chance
    T-storms

  • Tuesday Night

    Tuesday Night: A chance of showers and thunderstorms. Mostly cloudy, with a low around 58. Chance of precipitation is 50%.

    Low: 58 °F

    Chance
    T-storms then
    Chance
    Showers

  • Wednesday

    Wednesday: Showers likely, mainly before 2pm. Mostly cloudy, with a high near 75.

    High: 75 °F

    Showers
    Likely

Detailed Forecast

Tonight
Increasing clouds, with a low around 73. Southwest wind 10 to 15 mph, with gusts as high as 25 mph.
Sunday
Partly sunny, then gradually becoming sunny and hot, with a high near 96. Heat index values as high as 101. Southwest wind 10 to 15 mph.
Sunday Night
Mostly clear, with a low around 75. Southwest wind around 10 mph.
Monday
Sunny and hot, with a high near 97. Breezy, with a southwest wind 15 to 20 mph, with gusts as high as 25 mph.
Monday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 69. Southwest wind 5 to 10 mph.
Tuesday
A chance of showers, with thunderstorms also possible after 2pm. Partly sunny, with a high near 84. Chance of precipitation is 50%.
Tuesday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 58. Chance of precipitation is 50%.
Wednesday
Showers likely, mainly before 2pm. Mostly cloudy, with a high near 75.
Wednesday Night
Showers likely, mainly after 2am. Mostly cloudy, with a low around 57.
Thursday
Showers likely. Mostly cloudy, with a high near 71.
Thursday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 56.
Friday
A chance of showers and thunderstorms. Mostly cloudy, with a high near 75.
Friday Night
A chance of thunderstorms. Mostly cloudy, with a low around 57.
Saturday
Partly sunny, with a high near 80.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
6 Miles SSE Herron MI
 44.92°N 83.63°W (Elev. 846 ft)
Last Update:
5:08 pm EDT Jun 21, 2025
Forecast Valid:
5pm EDT Jun 21, 2025-6pm EDT Jun 28, 2025
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation