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

Areas of Dangerous Heat and Heavy Rain with Possible Flooding into this Weekend

Hot temperatures and high humidity are forecast to continue across much of northeast Texas into the mid-Mississippi Valley into this weekend with heat advisories in effect. Heavy to excessive rainfall occurring at times through Saturday could bring areas of flooding across parts of the central Plains into the upper Midwest/Great Lakes, and Four Corners states. Read More >

Hazardous Weather Conditions

Current conditions at

Lima, Lima Allen County Airport (KAOH)

Lat: 40.71°NLon: 84.02°WElev: 974ft.

Rain Fog/Mist

71°F

22°C

Humidity 96%
Wind Speed W 7 mph
Barometer 30.27 in (1024.3 mb)
Dewpoint 70°F (21°C)
Visibility 2.50 mi
Last update 17 Sep 6:53 am EDT
Extended Forecast for

Uniopolis OH

Flood Watch September 17, 07:33am until September 17, 02:00pm
Click here for hazard details and duration
Flood Watch
  •  
    Flood Watch September 17, 07:33am until September 17, 02:00pm

    NOW until 2:00pm Thu

    Flood Watch

  • Today

    High: 83 °F

    Showers then
    Chance
    Showers

  • Tonight

    Tonight: A chance of showers and thunderstorms, mainly between 2am and 3am. Mostly cloudy, with a low around 64. Calm wind becoming northeast around 5 mph after midnight. Chance of precipitation is 40%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 64 °F

    Chance
    Showers

  • Friday

    Friday: Partly sunny, with a high near 77. Northeast wind 7 to 9 mph.

    High: 77 °F

    Partly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 58. East wind 6 to 9 mph.

    Low: 58 °F

    Partly Cloudy

  • Saturday

    Saturday: Showers likely, mainly after 2pm. Partly sunny, with a high near 82. South wind 6 to 8 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    High: 82 °F

    Showers
    Likely

  • Saturday Night

    Saturday Night: Showers and possibly a thunderstorm. Low around 67. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 67 °F

    Showers

  • Sunday

    Sunday: Showers likely, with thunderstorms also possible after 2pm. Mostly cloudy, with a high near 79. Chance of precipitation is 60%.

    High: 79 °F

    Showers
    Likely

  • Sunday Night

    Sunday Night: A chance of showers and thunderstorms. Mostly cloudy, with a low around 59. Chance of precipitation is 40%.

    Low: 59 °F

    Chance
    T-storms then
    Chance
    Showers

Detailed Forecast

Today
Showers and thunderstorms before 2pm, then a slight chance of showers between 2pm and 5pm, then a slight chance of showers and thunderstorms after 5pm. High near 83. Calm wind becoming west around 6 mph in the afternoon. Chance of precipitation is 90%. New rainfall amounts between a half and three quarters of an inch possible.
Tonight
A chance of showers and thunderstorms, mainly between 2am and 3am. Mostly cloudy, with a low around 64. Calm wind becoming northeast around 5 mph after midnight. Chance of precipitation is 40%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Friday
Partly sunny, with a high near 77. Northeast wind 7 to 9 mph.
Friday Night
Partly cloudy, with a low around 58. East wind 6 to 9 mph.
Saturday
Showers likely, mainly after 2pm. Partly sunny, with a high near 82. South wind 6 to 8 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Saturday Night
Showers and possibly a thunderstorm. Low around 67. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
Sunday
Showers likely, with thunderstorms also possible after 2pm. Mostly cloudy, with a high near 79. Chance of precipitation is 60%.
Sunday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 59. Chance of precipitation is 40%.
Monday
A chance of showers. Mostly cloudy, with a high near 73. Chance of precipitation is 40%.
Monday Night
A chance of showers. Mostly cloudy, with a low around 57. Chance of precipitation is 40%.
Tuesday
A chance of showers. Mostly cloudy, with a high near 73. Chance of precipitation is 30%.
Tuesday Night
Mostly cloudy, with a low around 59.
Wednesday
A chance of showers. Partly sunny, with a high near 75. Chance of precipitation is 30%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Uniopolis OH
 40.6°N 84.11°W (Elev. 899 ft)
Last Update:
6:44 am EDT Sep 17, 2026
Forecast Valid:
7am EDT Sep 17, 2026-6pm EDT Sep 23, 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