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

Hazardous Weather Conditions

Current conditions at

Urbana Grimes Field (KI74)

Lat: 40.13°NLon: 83.75°WElev: 1067ft.

Mostly Cloudy

84°F

29°C

Humidity 74%
Wind Speed Calm
Barometer 30.09 in
Dewpoint 75°F (24°C)
Visibility 10.00 mi
Heat Index92°F (33°C)
Last update 29 Jun 1:15 pm EDT
Extended Forecast for

2 Miles NNE Mechanicsburg OH

Heat Advisory until July 2, 08:00pm
Click here for hazard details and duration
Heat Advisory
  •  
    Heat Advisory until July 2, 08:00pm

    NOW until 8:00pm Thu

    Heat Advisory

  • This Afternoon

    High: 89 °F

    Mostly Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 73. South wind 3 to 5 mph.

    Low: 73 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Sunny, with a high near 92. Heat index values as high as 101. Southwest wind 6 to 10 mph.

    High: 92 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 71. Southwest wind 6 to 8 mph.

    Low: 71 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 94. West wind 5 to 8 mph.

    High: 94 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Clear, with a low around 72.

    Low: 72 °F

    Clear

  • Thursday

    Thursday: Sunny, with a high near 94.

    High: 94 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 74.

    Low: 74 °F

    Mostly Clear

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 89. South wind around 7 mph.
Tonight
Partly cloudy, with a low around 73. South wind 3 to 5 mph.
Tuesday
Sunny, with a high near 92. Heat index values as high as 101. Southwest wind 6 to 10 mph.
Tuesday Night
Mostly clear, with a low around 71. Southwest wind 6 to 8 mph.
Wednesday
Sunny, with a high near 94. West wind 5 to 8 mph.
Wednesday Night
Clear, with a low around 72.
Thursday
Sunny, with a high near 94.
Thursday Night
Mostly clear, with a low around 74.
Friday
A chance of showers and thunderstorms. Mostly sunny, with a high near 92. Chance of precipitation is 30%.
Friday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 73. Chance of precipitation is 30%.
Independence Day
A chance of showers and thunderstorms. Mostly sunny, with a high near 90. Chance of precipitation is 40%.
Saturday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 70. Chance of precipitation is 30%.
Sunday
A chance of showers and thunderstorms. Mostly sunny, with a high near 88. Chance of precipitation is 30%.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles NNE Mechanicsburg OH
 40.1°N 83.53°W (Elev. 1066 ft)
Last Update:
6:10 am EDT Jun 29, 2026
Forecast Valid:
1pm EDT Jun 29, 2026-6pm EDT Jul 5, 2026
 
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