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

Hazardous Weather Conditions

Current conditions at

Dayton, Cox Dayton International Airport (KDAY)

Lat: 39.91°NLon: 84.22°WElev: 1007ft.

Mostly Cloudy

47°F

8°C

Humidity 66%
Wind Speed Calm
Barometer 30.05 in (1017.5 mb)
Dewpoint 36°F (2°C)
Visibility 10.00 mi
Last update 15 May 6:56 am EDT
Extended Forecast for

2 Miles NNE Casstown OH

  • Today

    Today: Partly sunny, with a high near 68. Light south wind becoming southwest 5 to 10 mph in the morning.

    High: 68 °F

    Partly Sunny

  • Tonight

    Tonight: A slight chance of showers after 2am. Mostly cloudy, with a low around 55. South wind around 7 mph. Chance of precipitation is 20%.

    Low: 55 °F

    Mostly Cloudy
    then Slight
    Chance
    Showers

  • Saturday

    Saturday: Showers and thunderstorms before 3pm, then a chance of showers after 4pm. High near 78. Southwest wind 11 to 17 mph. Chance of precipitation is 90%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 78 °F

    Showers then
    Chance
    T-storms

  • Saturday Night

    Saturday Night: A chance of showers and thunderstorms before 8pm, then showers likely and possibly a thunderstorm between 8pm and 2am, then a chance of showers after 2am. Mostly cloudy, with a low around 62. South wind 5 to 9 mph. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 62 °F

    Showers
    Likely

  • Sunday

    Sunday: A chance of showers before 8am. Mostly sunny, with a high near 86. South wind 5 to 11 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    High: 86 °F

    Chance
    Showers then
    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 66.

    Low: 66 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 87.

    High: 87 °F

    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 69.

    Low: 69 °F

    Partly Cloudy

  • Tuesday

    Tuesday: A chance of showers, then showers likely and possibly a thunderstorm after 2pm. Partly sunny, with a high near 87. Breezy. Chance of precipitation is 60%.

    High: 87 °F

    Chance
    Showers then
    Showers
    Likely and
    Breezy

Detailed Forecast

Today
Partly sunny, with a high near 68. Light south wind becoming southwest 5 to 10 mph in the morning.
Tonight
A slight chance of showers after 2am. Mostly cloudy, with a low around 55. South wind around 7 mph. Chance of precipitation is 20%.
Saturday
Showers and thunderstorms before 3pm, then a chance of showers after 4pm. High near 78. Southwest wind 11 to 17 mph. Chance of precipitation is 90%. 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 before 8pm, then showers likely and possibly a thunderstorm between 8pm and 2am, then a chance of showers after 2am. Mostly cloudy, with a low around 62. South wind 5 to 9 mph. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.
Sunday
A chance of showers before 8am. Mostly sunny, with a high near 86. South wind 5 to 11 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Sunday Night
Mostly clear, with a low around 66.
Monday
Sunny, with a high near 87.
Monday Night
Partly cloudy, with a low around 69.
Tuesday
A chance of showers, then showers likely and possibly a thunderstorm after 2pm. Partly sunny, with a high near 87. Breezy. Chance of precipitation is 60%.
Tuesday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 65. Chance of precipitation is 60%.
Wednesday
Showers likely. Partly sunny, with a high near 76. Chance of precipitation is 60%.
Wednesday Night
Mostly cloudy, with a low around 54.
Thursday
Partly sunny, with a high near 73.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles NNE Casstown OH
 40.07°N 84.11°W (Elev. 958 ft)
Last Update:
6:13 am EDT May 15, 2026
Forecast Valid:
7am EDT May 15, 2026-6pm EDT May 21, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation