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

Hazardous Weather Conditions

Current conditions at

Mason, Mason Jewett Field Airport (KTEW)

Lat: 42.57°NLon: 84.42°WElev: 919ft.

Mostly Cloudy

85°F

29°C

Humidity 74%
Wind Speed S 7 mph
Barometer 29.96 in
Dewpoint 76°F (24°C)
Visibility 10.00 mi
Heat Index94°F (34°C)
Last update 21 Jun 1:15 pm EDT
Extended Forecast for

Okemos MI

Heat Advisory until June 22, 08:00pm
Click here for hazard details and duration
Heat Advisory
  •  
    Heat Advisory until June 22, 08:00pm

    NOW until 8:00pm Sun

    Heat Advisory

  • This Afternoon

    High: 90 °F

    Hot

  • Tonight

    Tonight: Mostly clear, with a low around 77. Southwest wind 14 to 16 mph, with gusts as high as 28 mph.

    Low: 77 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny and hot, with a high near 94. Heat index values as high as 102. Southwest wind 11 to 14 mph, with gusts as high as 24 mph.

    High: 94 °F

    Hot

  • Sunday Night

    Sunday Night: Clear, with a low around 76. Southwest wind around 10 mph, with gusts as high as 18 mph.

    Low: 76 °F

    Clear

  • Monday

    Monday: Sunny and hot, with a high near 94. Southwest wind 10 to 13 mph, with gusts as high as 23 mph.

    High: 94 °F

    Hot

  • Monday Night

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

    Low: 73 °F

    Mostly Clear

  • Tuesday

    Tuesday: A 50 percent chance of showers after 2pm. Mostly sunny and hot, with a high near 91.

    High: 91 °F

    Mostly Sunny
    then Chance
    Showers

  • Tuesday Night

    Tuesday Night: A chance of showers, with thunderstorms also possible after 8pm. Partly cloudy, with a low around 68.

    Low: 68 °F

    Chance
    T-storms

Detailed Forecast

This Afternoon
Sunny and hot, with a high near 90. Heat index values as high as 97. South southwest wind around 16 mph, with gusts as high as 29 mph.
Tonight
Mostly clear, with a low around 77. Southwest wind 14 to 16 mph, with gusts as high as 28 mph.
Sunday
Sunny and hot, with a high near 94. Heat index values as high as 102. Southwest wind 11 to 14 mph, with gusts as high as 24 mph.
Sunday Night
Clear, with a low around 76. Southwest wind around 10 mph, with gusts as high as 18 mph.
Monday
Sunny and hot, with a high near 94. Southwest wind 10 to 13 mph, with gusts as high as 23 mph.
Monday Night
Mostly clear, with a low around 73.
Tuesday
A 50 percent chance of showers after 2pm. Mostly sunny and hot, with a high near 91.
Tuesday Night
A chance of showers, with thunderstorms also possible after 8pm. Partly cloudy, with a low around 68.
Wednesday
A chance of showers, then showers likely and possibly a thunderstorm after 2pm. Partly sunny, with a high near 86.
Wednesday Night
Showers likely and possibly a thunderstorm before 8pm, then a chance of showers and thunderstorms after 8pm. Mostly cloudy, with a low around 68.
Thursday
Showers likely and possibly a thunderstorm. Partly sunny, with a high near 88.
Thursday Night
Showers and thunderstorms likely. Partly cloudy, with a low around 69.
Friday
A chance of showers and thunderstorms. Partly sunny, with a high near 83.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Okemos MI
 42.7°N 84.42°W (Elev. 850 ft)
Last Update:
1:03 pm EDT Jun 21, 2025
Forecast Valid:
1pm EDT Jun 21, 2025-6pm EDT Jun 27, 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