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

Dangerous Heat and Heavy Rainfall into the Weekend

Hot temperatures and high humidity are forecast to continue across the mid-Mississippi Valley into this weekend. Heat Advisories remain in effect. Heavy to excessive rainfall occurring at times through the weekend could bring areas of flooding to parts of the northern Rockies, upper Midwest, central Great Lakes, and southern New England. Read More >

Hazardous Weather Conditions

Current conditions at

Urbana Grimes Field (KI74)

Lat: 40.13°NLon: 83.75°WElev: 1067ft.

Fog/Mist

70°F

21°C

Humidity 100%
Wind Speed NE 7 mph
Barometer 30.21 in
Dewpoint 70°F (21°C)
Visibility 3.00 mi
Last update 18 Sep 7:15 am EDT
Extended Forecast for

4 Miles NNW Westville OH

  • Today

    Today: Cloudy, then gradually becoming mostly sunny, with a high near 75. Northeast wind 7 to 9 mph.

    High: 75 °F

    Decreasing
    Clouds

  • Tonight

    Tonight: Mostly clear, with a low around 57. East wind 5 to 8 mph.

    Low: 57 °F

    Mostly Clear

  • Saturday

    Saturday: A slight chance of showers between 11am and 5pm, then a chance of showers and thunderstorms after 5pm. Increasing clouds, with a high near 79. East wind around 6 mph becoming south in the afternoon. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 79 °F

    Chance
    Showers

  • Saturday Night

    Saturday Night: A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 11pm. Low around 65. Light and variable wind becoming south around 5 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 65 °F

    Showers

  • Sunday

    Sunday: Showers and possibly a thunderstorm before 8am, then showers likely between 8am and 2pm, then showers and possibly a thunderstorm after 2pm. High near 79. Light and variable wind becoming north around 6 mph in the morning. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.

    High: 79 °F

    Showers

  • Sunday Night

    Sunday Night: Showers and possibly a thunderstorm, mainly before 2am, then a chance of showers and thunderstorms after 2am. Low around 59. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 59 °F

    Showers

  • Monday

    Monday: A chance of showers and thunderstorms. Mostly cloudy, with a high near 70. Chance of precipitation is 50%.

    High: 70 °F

    Chance
    T-storms

  • Monday Night

    Monday Night: Showers likely. Cloudy, with a low around 56. Chance of precipitation is 60%.

    Low: 56 °F

    Showers
    Likely

  • Tuesday

    Tuesday: A chance of showers. Mostly cloudy, with a high near 69. Chance of precipitation is 40%.

    High: 69 °F

    Chance
    Showers

Detailed Forecast

Today
Cloudy, then gradually becoming mostly sunny, with a high near 75. Northeast wind 7 to 9 mph.
Tonight
Mostly clear, with a low around 57. East wind 5 to 8 mph.
Saturday
A slight chance of showers between 11am and 5pm, then a chance of showers and thunderstorms after 5pm. Increasing clouds, with a high near 79. East wind around 6 mph becoming south in the afternoon. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Saturday Night
A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 11pm. Low around 65. Light and variable wind becoming south around 5 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
Sunday
Showers and possibly a thunderstorm before 8am, then showers likely between 8am and 2pm, then showers and possibly a thunderstorm after 2pm. High near 79. Light and variable wind becoming north around 6 mph in the morning. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
Sunday Night
Showers and possibly a thunderstorm, mainly before 2am, then a chance of showers and thunderstorms after 2am. Low around 59. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Monday
A chance of showers and thunderstorms. Mostly cloudy, with a high near 70. Chance of precipitation is 50%.
Monday Night
Showers likely. Cloudy, with a low around 56. Chance of precipitation is 60%.
Tuesday
A chance of showers. Mostly cloudy, with a high near 69. Chance of precipitation is 40%.
Tuesday Night
A chance of showers. Mostly cloudy, with a low around 56. Chance of precipitation is 30%.
Wednesday
A chance of showers. Mostly cloudy, with a high near 68. Chance of precipitation is 30%.
Wednesday Night
A chance of showers. Mostly cloudy, with a low around 53. Chance of precipitation is 30%.
Thursday
Mostly cloudy, with a high near 68.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles NNW Westville OH
 40.12°N 83.88°W (Elev. 1099 ft)
Last Update:
6:18 am EDT Sep 18, 2026
Forecast Valid:
7am EDT Sep 18, 2026-6pm EDT Sep 24, 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