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

Heavy Rainfall for Portions of the West and Central U.S.; Monitoring Fire Weather Conditions for New England

Tropical moisture continues to flow across portions of the Great Basin, desert Southwest and California. Isolated instances of flash flooding remains possible. Meanwhile, a storm and associated frontal boundary will focus showers and thunderstorms for the center of the nation. For New England, dry and breezy conditions could enhance favorable fire weather conditions. Read More >

Hazardous Weather Conditions

Current conditions at

Warren County Airport (KI68)

Lat: 39.46°NLon: 84.25°WElev: 989ft.

Light Rain

70°F

21°C

Humidity 64%
Wind Speed N 6 mph
Barometer 30.07 in
Dewpoint 57°F (14°C)
Visibility 8.00 mi
Last update 20 Sep 2:35 am EDT
Extended Forecast for

Mason OH

  • Overnight

    Overnight: Mostly cloudy, with a low around 61. Calm wind.

    Low: 61 °F

    Mostly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 89. Calm wind becoming southeast around 6 mph in the afternoon.

    High: 89 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 63. Light southeast wind.

    Low: 63 °F

    Partly Cloudy

  • Sunday

    Sunday: A slight chance of showers, then showers likely and possibly a thunderstorm after 2pm. Mostly cloudy, with a high near 85. South wind 5 to 10 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 85 °F

    Slight Chance
    Showers then
    Showers
    Likely

  • Sunday Night

    Sunday Night: Showers likely and possibly a thunderstorm before 8pm, then a chance of showers and thunderstorms between 8pm and 2am, then a chance of showers after 2am. Mostly cloudy, with a low around 63. South wind around 6 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 63 °F

    Showers
    Likely

  • Monday

    Monday: A chance of showers, then showers likely and possibly a thunderstorm after 2pm. Mostly cloudy, with a high near 79. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 79 °F

    Showers
    Likely

  • Monday Night

    Monday Night: Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 63. Chance of precipitation is 70%.

    Low: 63 °F

    Showers
    Likely

  • Tuesday

    Tuesday: A chance of showers, then showers likely and possibly a thunderstorm after 2pm. Mostly cloudy, with a high near 79. Chance of precipitation is 60%.

    High: 79 °F

    Showers
    Likely

  • Tuesday Night

    Tuesday Night: Showers likely and possibly a thunderstorm before 8pm, then a chance of showers. Mostly cloudy, with a low around 62. Chance of precipitation is 60%.

    Low: 62 °F

    Showers
    Likely

Detailed Forecast

Overnight
Mostly cloudy, with a low around 61. Calm wind.
Saturday
Partly sunny, with a high near 89. Calm wind becoming southeast around 6 mph in the afternoon.
Saturday Night
Partly cloudy, with a low around 63. Light southeast wind.
Sunday
A slight chance of showers, then showers likely and possibly a thunderstorm after 2pm. Mostly cloudy, with a high near 85. South wind 5 to 10 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Sunday Night
Showers likely and possibly a thunderstorm before 8pm, then a chance of showers and thunderstorms between 8pm and 2am, then a chance of showers after 2am. Mostly cloudy, with a low around 63. South wind around 6 mph. 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, then showers likely and possibly a thunderstorm after 2pm. Mostly cloudy, with a high near 79. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Monday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 63. Chance of precipitation is 70%.
Tuesday
A chance of showers, then showers likely and possibly a thunderstorm after 2pm. Mostly cloudy, with a high near 79. Chance of precipitation is 60%.
Tuesday Night
Showers likely and possibly a thunderstorm before 8pm, then a chance of showers. Mostly cloudy, with a low around 62. Chance of precipitation is 60%.
Wednesday
A chance of showers, with thunderstorms also possible after 2pm. Mostly cloudy, with a high near 75. Chance of precipitation is 50%.
Wednesday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 59. Chance of precipitation is 40%.
Thursday
A chance of showers. Partly sunny, with a high near 75. Chance of precipitation is 50%.
Thursday Night
A chance of showers. Mostly cloudy, with a low around 58. Chance of precipitation is 30%.
Friday
A chance of showers. Partly sunny, with a high near 75. Chance of precipitation is 40%.
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ABOUT THIS FORECAST

 
Point Forecast:
Mason OH
 39.35°N 84.3°W (Elev. 758 ft)
Last Update:
1:06 am EDT Sep 20, 2025
Forecast Valid:
2am EDT Sep 20, 2025-6pm EDT Sep 26, 2025
 
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