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

Dangerous Heat in the East; Critical Fire Weather in the Southwest

Dangerous, record-breaking heat will intensify across most of the central and eastern U.S this week. Heat indices will likely exceed 100 degrees. Heat is likely to continue across the eastern U.S. through the Independence Day holiday weekend. Critical fire weather conditions will continue today and likely Tuesday across portions of the Four Corners and northern High Plains. Read More >

Hazardous Weather Conditions

Current conditions at

Mason, Mason Jewett Field Airport (KTEW)

Lat: 42.57°NLon: 84.42°WElev: 919ft.

Partly Cloudy

86°F

30°C

Humidity 63%
Wind Speed SE 7 mph
Barometer 30.04 in
Dewpoint 72°F (22°C)
Visibility 10.00 mi
Heat Index92°F (33°C)
Last update 29 Jun 1:15 pm EDT
Extended Forecast for

Mason MI

Extreme Heat Warning June 29, 02:00pm until July 2, 08:00pm
Click here for hazard details and duration
Extreme Heat Warning

  • This Afternoon

    This Afternoon: Mostly sunny and hot, with a high near 92. Heat index values as high as 98. South wind around 9 mph, with gusts as high as 20 mph.

    High: 92 °F

    Hot

  • Tonight

    Tonight: Partly cloudy, with a low around 74. South wind 5 to 7 mph, with gusts as high as 18 mph.

    Low: 74 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Sunny and hot, with a high near 95. Heat index values as high as 101. Southwest wind 8 to 11 mph, with gusts as high as 22 mph.

    High: 95 °F

    Hot

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 74. Southwest wind around 8 mph, with gusts as high as 21 mph.

    Low: 74 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny and hot, with a high near 96. West southwest wind 8 to 10 mph, with gusts as high as 21 mph.

    High: 96 °F

    Hot

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 73.

    Low: 73 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny and hot, with a high near 97.

    High: 97 °F

    Hot

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 71.

    Low: 71 °F

    Mostly Clear

  • Friday

    Friday: A chance of showers and thunderstorms after 2pm. Mostly sunny and hot, with a high near 92.

    High: 92 °F

    Mostly Sunny
    then Chance
    T-storms

Detailed Forecast

This Afternoon
Mostly sunny and hot, with a high near 92. Heat index values as high as 98. South wind around 9 mph, with gusts as high as 20 mph.
Tonight
Partly cloudy, with a low around 74. South wind 5 to 7 mph, with gusts as high as 18 mph.
Tuesday
Sunny and hot, with a high near 95. Heat index values as high as 101. Southwest wind 8 to 11 mph, with gusts as high as 22 mph.
Tuesday Night
Mostly clear, with a low around 74. Southwest wind around 8 mph, with gusts as high as 21 mph.
Wednesday
Sunny and hot, with a high near 96. West southwest wind 8 to 10 mph, with gusts as high as 21 mph.
Wednesday Night
Mostly clear, with a low around 73.
Thursday
Sunny and hot, with a high near 97.
Thursday Night
Mostly clear, with a low around 71.
Friday
A chance of showers and thunderstorms after 2pm. Mostly sunny and hot, with a high near 92.
Friday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 69.
Independence Day
A chance of showers and thunderstorms. Mostly sunny, with a high near 88.
Saturday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 66.
Sunday
A chance of showers and thunderstorms. Mostly sunny, with a high near 87.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Mason MI
 42.57°N 84.43°W (Elev. 899 ft)
Last Update:
1:03 pm EDT Jun 29, 2026
Forecast Valid:
1pm EDT Jun 29, 2026-6pm EDT Jul 5, 2026
 
Forecast Discussion
 
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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation