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

Excessive Rainfall and Tropical Storm in the South; Severe Thunderstorms in the Midwest

Excessive rainfall may produce considerable, potentially life-threatening, flooding across the lower Mississippi River Valley and central Great Lakes region through tonight. Tropical Storm Arthur will move northeastward along the Texas coast today and then move inland over southwestern Louisiana by tonight. An outbreak of severe thunderstorms is expected across portions of Illinois and Indiana. Read More >

Hazardous Weather Conditions

Current conditions at

Dayton, Dayton-Wright Brothers Airport (KMGY)

Lat: 39.59°NLon: 84.22°WElev: 958ft.

Fair

73°F

23°C

Humidity 59%
Wind Speed S 10 mph
Barometer 29.74 in (1006.3 mb)
Dewpoint 58°F (14°C)
Visibility 10.00 mi
Last update 17 Jun 11:53 am EDT
Extended Forecast for

Moraine OH

  • This Afternoon

    This Afternoon: Partly sunny, with a high near 84. Southwest wind 8 to 13 mph.

    High: 84 °F

    Partly Sunny

  • Tonight

    Tonight: Showers and thunderstorms before 3am, then showers likely and possibly a thunderstorm between 3am and 4am, then a chance of showers and thunderstorms after 4am. Low around 70. Breezy, with a southwest wind 21 to 24 mph, with gusts as high as 38 mph. Chance of precipitation is 90%. New rainfall amounts between a half and three quarters of an inch possible.

    Low: 70 °F

    Showers and
    Breezy

  • Thursday

    Thursday: Partly sunny, then gradually becoming sunny, with a high near 81. West wind 16 to 18 mph, with gusts as high as 32 mph.

    High: 81 °F

    Becoming
    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 59. West wind 5 to 9 mph becoming calm after midnight.

    Low: 59 °F

    Partly Cloudy

  • Juneteenth

    Juneteenth: Sunny, with a high near 79. West wind 5 to 13 mph.

    High: 79 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 58.

    Low: 58 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 82.

    High: 82 °F

    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 62.

    Low: 62 °F

    Partly Cloudy

  • Sunday

    Sunday: A chance of showers, with thunderstorms also possible after 2pm. Partly sunny, with a high near 82. Chance of precipitation is 50%.

    High: 82 °F

    Chance
    Showers then
    Chance
    T-storms

Detailed Forecast

This Afternoon
Partly sunny, with a high near 84. Southwest wind 8 to 13 mph.
Tonight
Showers and thunderstorms before 3am, then showers likely and possibly a thunderstorm between 3am and 4am, then a chance of showers and thunderstorms after 4am. Low around 70. Breezy, with a southwest wind 21 to 24 mph, with gusts as high as 38 mph. Chance of precipitation is 90%. New rainfall amounts between a half and three quarters of an inch possible.
Thursday
Partly sunny, then gradually becoming sunny, with a high near 81. West wind 16 to 18 mph, with gusts as high as 32 mph.
Thursday Night
Partly cloudy, with a low around 59. West wind 5 to 9 mph becoming calm after midnight.
Juneteenth
Sunny, with a high near 79. West wind 5 to 13 mph.
Friday Night
Mostly clear, with a low around 58.
Saturday
Sunny, with a high near 82.
Saturday Night
Partly cloudy, with a low around 62.
Sunday
A chance of showers, with thunderstorms also possible after 2pm. Partly sunny, with a high near 82. Chance of precipitation is 50%.
Sunday Night
Showers likely and possibly a thunderstorm, then showers after 8pm. Low around 66. Chance of precipitation is 80%.
Monday
Showers and thunderstorms. High near 80. Chance of precipitation is 80%.
Monday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 61. Chance of precipitation is 30%.
Tuesday
Mostly sunny, with a high near 80.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Moraine OH
 39.7°N 84.21°W (Elev. 787 ft)
Last Update:
4:00 am EDT Jun 17, 2026
Forecast Valid:
12pm EDT Jun 17, 2026-6pm EDT Jun 23, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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