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

London Madison County Airport (KUYF)

Lat: 39.93°NLon: 83.46°WElev: 1083ft.

Overcast

73°F

23°C

Humidity 74%
Wind Speed NE 8 mph
Barometer 30.23 in
Dewpoint 64°F (18°C)
Visibility 10.00 mi
Last update 18 Sep 2:35 pm EDT
Extended Forecast for

5 Miles SSW London OH

  • This Afternoon

    This Afternoon: Mostly cloudy, with a high near 76. Northeast wind around 9 mph.

    High: 76 °F

    Mostly Cloudy

  • Tonight

    Tonight: Partly cloudy, with a low around 57. Northeast wind 5 to 8 mph.

    Low: 57 °F

    Partly Cloudy

  • Saturday

    Saturday: A slight chance of showers between 3pm and 5pm, then a slight chance of showers and thunderstorms after 5pm.  Patchy fog before 7am.  Otherwise, mostly sunny, with a high near 80. East wind around 5 mph becoming southeast in the afternoon.  Chance of precipitation is 20%.

    High: 80 °F

    Patchy Fog
    then Slight
    Chance
    T-storms

  • Saturday Night

    Saturday Night: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am.  Increasing clouds, with a low around 65. Light and variable wind becoming south around 6 mph in the evening.  Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 65 °F

    Chance
    T-storms then
    Showers
    Likely

  • Sunday

    Sunday: A chance of showers, then showers likely and possibly a thunderstorm after 2pm.  Mostly cloudy, with a high near 80. Southwest wind around 7 mph.  Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.

    High: 80 °F

    Showers
    Likely

  • Sunday Night

    Sunday Night: Showers likely and possibly a thunderstorm before 2am, then a chance of showers and thunderstorms after 2am.  Mostly cloudy, with a low around 60. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 60 °F

    Showers
    Likely

  • Monday

    Monday: A chance of showers and thunderstorms.  Mostly cloudy, with a high near 72. Chance of precipitation is 50%.

    High: 72 °F

    Chance
    T-storms

  • Monday Night

    Monday Night: Showers likely.  Cloudy, with a low around 57. Chance of precipitation is 60%.

    Low: 57 °F

    Showers
    Likely

  • Tuesday

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

    High: 70 °F

    Chance
    Showers

Detailed Forecast

This Afternoon
Mostly cloudy, with a high near 76. Northeast wind around 9 mph.
Tonight
Partly cloudy, with a low around 57. Northeast wind 5 to 8 mph.
Saturday
A slight chance of showers between 3pm and 5pm, then a slight chance of showers and thunderstorms after 5pm. Patchy fog before 7am. Otherwise, mostly sunny, with a high near 80. East wind around 5 mph becoming southeast in the afternoon. Chance of precipitation is 20%.
Saturday Night
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Increasing clouds, with a low around 65. Light and variable wind becoming south around 6 mph in the evening. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.
Sunday
A chance of showers, then showers likely and possibly a thunderstorm after 2pm. Mostly cloudy, with a high near 80. Southwest wind around 7 mph. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.
Sunday Night
Showers likely and possibly a thunderstorm before 2am, then a chance of showers and thunderstorms after 2am. Mostly cloudy, with a low around 60. Chance of precipitation is 60%. 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 72. Chance of precipitation is 50%.
Monday Night
Showers likely. Cloudy, with a low around 57. Chance of precipitation is 60%.
Tuesday
A chance of showers. Mostly cloudy, with a high near 70. Chance of precipitation is 50%.
Tuesday Night
A chance of showers. Mostly cloudy, with a low around 57. Chance of precipitation is 40%.
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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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles SSW London OH
 39.81°N 83.48°W (Elev. 1099 ft)
1:59 pm EDT Sep 18, 2026
2pm EDT Sep 18, 2026-6pm EDT Sep 24, 2026
 
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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