Southern Heat Continues; Severe Storms and Heavy Rain

A summer heat wave continues across much of the Southern U.S where widespread excessive heat warnings and heat advisories remain in effect. Scattered thunderstorms, some severe with damaging winds and large hail, will be possible today mainly across Montana, and from the Ohio/Tennessee Valleys into the Carolinas. Excessive rainfall from thunderstorms in these areas may lead to flash flooding. Read More >

Hazardous Weather Conditions

Current conditions at

Washington/Dulles International Airport, DC (KIAD)

Lat: 38.93°NLon: 77.45°WElev: 312ft.

Overcast

80°F

27°C

Humidity 71%
Wind Speed N 7 mph
Barometer 29.98 in (1015.0 mb)
Dewpoint 70°F (21°C)
Visibility 10.00 mi
Heat Index83°F (28°C)
Last update 7 Jul 12:52 pm EDT
Extended Forecast for

3 Miles NW Chantilly VA

  • This
    Afternoon

    This Afternoon: A chance of showers, then showers likely and possibly a thunderstorm after 2pm.  Mostly cloudy, with a high near 82. North wind around 5 mph.  Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Showers
    Likely

    High: 82 °F

  • Tonight

    Tonight: Showers and thunderstorms likely before 11pm, then a chance of showers between 11pm and 2am, then a chance of showers and thunderstorms after 2am.  Increasing clouds, with a low around 69. Calm wind.  Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Showers
    Likely then
    Chance
    Showers

    Low: 69 °F

  • Friday

    Friday: A chance of showers, then showers likely and possibly a thunderstorm after 2pm.  Cloudy, then gradually becoming mostly sunny, with a high near 88. Calm wind.  Chance of precipitation is 60%.

    Chance
    Showers then
    Showers
    Likely

    High: 88 °F

  • Friday
    Night

    Friday Night: Showers likely and possibly a thunderstorm before 8pm, then a chance of showers and thunderstorms after 8pm.  Mostly cloudy, with a low around 71. Light south wind.  Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.

    Showers
    Likely then
    Chance
    T-storms

    Low: 71 °F

  • Saturday

    Saturday: A chance of showers and thunderstorms.  Mostly cloudy, with a high near 80. Northeast wind 3 to 6 mph.  Chance of precipitation is 50%.

    Chance
    Showers then
    Chance
    T-storms

    High: 80 °F

  • Saturday
    Night

    Saturday Night: A chance of showers and thunderstorms before 2am, then a slight chance of showers.  Mostly cloudy, with a low around 65. Chance of precipitation is 30%.

    Chance
    T-storms then
    Chance
    Showers

    Low: 65 °F

  • Sunday

    Sunday: Mostly sunny, with a high near 79.

    Mostly Sunny

    High: 79 °F

  • Sunday
    Night

    Sunday Night: Mostly clear, with a low around 63.

    Mostly Clear

    Low: 63 °F

  • Monday

    Monday: Sunny, with a high near 84.

    Sunny

    High: 84 °F

Detailed Forecast

This Afternoon
A chance of showers, then showers likely and possibly a thunderstorm after 2pm. Mostly cloudy, with a high near 82. North wind around 5 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tonight
Showers and thunderstorms likely before 11pm, then a chance of showers between 11pm and 2am, then a chance of showers and thunderstorms after 2am. Increasing clouds, with a low around 69. Calm wind. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Friday
A chance of showers, then showers likely and possibly a thunderstorm after 2pm. Cloudy, then gradually becoming mostly sunny, with a high near 88. Calm wind. Chance of precipitation is 60%.
Friday Night
Showers likely and possibly a thunderstorm before 8pm, then a chance of showers and thunderstorms after 8pm. Mostly cloudy, with a low around 71. Light south wind. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.
Saturday
A chance of showers and thunderstorms. Mostly cloudy, with a high near 80. Northeast wind 3 to 6 mph. Chance of precipitation is 50%.
Saturday Night
A chance of showers and thunderstorms before 2am, then a slight chance of showers. Mostly cloudy, with a low around 65. Chance of precipitation is 30%.
Sunday
Mostly sunny, with a high near 79.
Sunday Night
Mostly clear, with a low around 63.
Monday
Sunny, with a high near 84.
Monday Night
Mostly clear, with a low around 68.
Tuesday
Sunny, with a high near 92.
Tuesday Night
Partly cloudy, with a low around 71.
Wednesday
A chance of showers and thunderstorms. Partly sunny, with a high near 89. Chance of precipitation is 40%.
Click Map For Forecast
Point Forecast:
3 Miles NW Chantilly VA
 38.91°N 77.45°W (Elev. 262 ft)
11:58 am EDT Jul 7, 2022
1pm EDT Jul 7, 2022-6pm EDT Jul 13, 2022
 
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Additional Resources

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Hourly Weather Forecast

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