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

Dangerous Heat and Possible Flooding

Dangerous heat will persist across the Southwest U.S. through Saturday with daytime highs of 110-115°F. Extreme Heat Warnings remain in effect. Dangerous heat will build across the southern Plains again beginning this weekend. Heavy to excessive rain over the Carolinas Friday may lead to isolated areas of flash flooding. Read More >

Current conditions at

Warrenton-Fauquier Airport (KHWY)

Lat: 38.59°NLon: 77.72°WElev: 302ft.

Fair

74°F

23°C

Humidity 91%
Wind Speed Calm
Barometer 29.96 in
Dewpoint 72°F (22°C)
Visibility 10.00 mi
Last update 27 Aug 9:15 pm EDT
Extended Forecast for

2 Miles NNE Casanova VA

  • Tonight

    Tonight: Showers and thunderstorms likely before 2am, then isolated showers after 4am. Some of the storms could be severe. Patchy fog after 1am. Otherwise, mostly cloudy, with a low around 67. Light and variable wind. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 67 °F

    Severe
    Thunderstorms
    then
    Scattered
    Showers and
    Patchy Fog

  • Friday

    Friday: A slight chance of showers and thunderstorms before 3pm, then a slight chance of showers and thunderstorms after 5pm. Patchy fog before 9am. Otherwise, partly sunny, with a high near 88. Calm wind becoming north around 5 mph. Chance of precipitation is 20%.

    High: 88 °F

    Patchy Fog
    then Slight
    Chance
    T-storms

  • Friday Night

    Friday Night: A slight chance of showers and thunderstorms before 11pm, then a slight chance of showers between 11pm and 2am. Mostly cloudy, with a low around 66. Calm wind. Chance of precipitation is 20%.

    Low: 66 °F

    Slight Chance
    T-storms then
    Slight Chance
    Showers

  • Saturday

    Saturday: Mostly sunny, with a high near 88. Light and variable wind becoming northeast around 5 mph.

    High: 88 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 67. Calm wind.

    Low: 67 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 90.

    High: 90 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 70.

    Low: 70 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 93.

    High: 93 °F

    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 72.

    Low: 72 °F

    Partly Cloudy

Detailed Forecast

Tonight
Showers and thunderstorms likely before 2am, then isolated showers after 4am. Some of the storms could be severe. Patchy fog after 1am. Otherwise, mostly cloudy, with a low around 67. Light and variable wind. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.
Friday
A slight chance of showers and thunderstorms before 3pm, then a slight chance of showers and thunderstorms after 5pm. Patchy fog before 9am. Otherwise, partly sunny, with a high near 88. Calm wind becoming north around 5 mph. Chance of precipitation is 20%.
Friday Night
A slight chance of showers and thunderstorms before 11pm, then a slight chance of showers between 11pm and 2am. Mostly cloudy, with a low around 66. Calm wind. Chance of precipitation is 20%.
Saturday
Mostly sunny, with a high near 88. Light and variable wind becoming northeast around 5 mph.
Saturday Night
Mostly clear, with a low around 67. Calm wind.
Sunday
Sunny, with a high near 90.
Sunday Night
Mostly clear, with a low around 70.
Monday
Sunny, with a high near 93.
Monday Night
Partly cloudy, with a low around 72.
Tuesday
Mostly sunny, with a high near 94.
Tuesday Night
Partly cloudy, with a low around 73.
Wednesday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 93. Chance of precipitation is 20%.
Wednesday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 72. Chance of precipitation is 30%.
Thursday
A chance of showers and thunderstorms. Mostly sunny, with a high near 91. Chance of precipitation is 30%.
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles NNE Casanova VA
 38.64°N 77.64°W (Elev. 246 ft)
Last Update:
8:25 pm EDT Aug 27, 2026
Forecast Valid:
9pm EDT Aug 27, 2026-6pm EDT Sep 3, 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