Dangerous Heat in the Central and Eastern U.S.; Severe Thunderstorms in the Central U.S. and Northeast; Critical Fire Weather in the Four Corners

Dangerous, record-breaking heat will intensify across most of the central and eastern U.S this week. Heat indices will likely exceed 100 degrees. Severe thunderstorms are forecast from parts of the central High Plains into the Upper Midwest, and across parts of the Northeast. Critical fire weather conditions will continue across portions of the Four Corners and Great Basin. Read More >

Current conditions at

Paul C Miller/Sparta Airport (K8D4)

Lat: 43.13°NLon: 85.68°WElev: 775ft.

Fair

91°F

33°C

Humidity 59%
Wind Speed SW 15 G 21 mph
Barometer 29.88 in
Dewpoint 75°F (24°C)
Visibility 10.00 mi
Heat Index102°F (39°C)
Last update 30 Jul 7:55 pm EDT
Extended Forecast for

3 Miles SSE Sand Lake MI

Extreme Heat Warning June 30, 08:01pm until July 2, 08:00pm
Click here for hazard details and duration
Extreme Heat Warning
  •  
    Extreme Heat Warning June 30, 08:01pm until July 2, 08:00pm

    NOW until 8:00pm Thu

    Extreme Heat Warning

  • Tonight

    Low: 74 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny and hot, with a high near 93. Heat index values as high as 100. West southwest wind 11 to 16 mph, with gusts as high as 31 mph.

    High: 93 °F

    Hot

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 74. Southwest wind 11 to 15 mph, with gusts as high as 31 mph.

    Low: 74 °F

    Mostly Clear

  • Thursday

    Thursday: A 20 percent chance of showers and thunderstorms after 2pm.  Sunny and hot, with a high near 92. Heat index values as high as 100. West southwest wind 13 to 18 mph, with gusts as high as 33 mph.

    High: 92 °F

    Sunny then
    Slight Chance
    T-storms

  • Thursday Night

    Thursday Night: A 40 percent chance of showers and thunderstorms, mainly after 8pm.  Partly cloudy, with a low around 69. West southwest wind 6 to 13 mph, with gusts as high as 26 mph.

    Low: 69 °F

    Chance
    T-storms

  • Friday

    Friday: A chance of showers, with thunderstorms also possible after 11am.  Mostly sunny and hot, with a high near 90. Chance of precipitation is 50%.

    High: 90 °F

    Chance
    T-storms

  • Friday Night

    Friday Night: A 50 percent chance of showers and thunderstorms.  Partly cloudy, with a low around 67.

    Low: 67 °F

    Chance
    T-storms

  • Independence Day

    Independence Day: A chance of showers after 2pm.  Partly sunny, with a high near 84.

    High: 84 °F

    Partly Sunny
    then Chance
    Showers

Detailed Forecast

Tonight
Mostly clear, with a low around 74. Southwest wind 11 to 15 mph, with gusts as high as 31 mph.
Wednesday
Sunny and hot, with a high near 93. Heat index values as high as 100. West southwest wind 11 to 16 mph, with gusts as high as 31 mph.
Wednesday Night
Mostly clear, with a low around 74. Southwest wind 11 to 15 mph, with gusts as high as 31 mph.
Thursday
A 20 percent chance of showers and thunderstorms after 2pm. Sunny and hot, with a high near 92. Heat index values as high as 100. West southwest wind 13 to 18 mph, with gusts as high as 33 mph.
Thursday Night
A 40 percent chance of showers and thunderstorms, mainly after 8pm. Partly cloudy, with a low around 69. West southwest wind 6 to 13 mph, with gusts as high as 26 mph.
Friday
A chance of showers, with thunderstorms also possible after 11am. Mostly sunny and hot, with a high near 90. Chance of precipitation is 50%.
Friday Night
A 50 percent chance of showers and thunderstorms. Partly cloudy, with a low around 67.
Independence Day
A chance of showers after 2pm. Partly sunny, with a high near 84.
Saturday Night
A chance of showers. Mostly cloudy, with a low around 64.
Sunday
A chance of showers. Mostly sunny, with a high near 83.
Sunday Night
Partly cloudy, with a low around 63.
Monday
Sunny, with a high near 84.
Monday Night
Mostly clear, with a low around 62.
Tuesday
Mostly sunny, with a high near 86.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles SSE Sand Lake MI
 43.26°N 85.49°W (Elev. 922 ft)
7:03 pm EDT Jun 30, 2026
8pm EDT Jun 30, 2026-6pm EDT Jul 7, 2026
 
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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