Heat Wave Expands to the East Coast; Flash Flooding Likely in the Central Plains into the Midwest; Severe Thunderstorms in the Northeast

Dangerous, prolonged heat is ongoing in the Mid-South to Mid-Mississippi Valley and heat expands into the Northeast for a brief period today. Widely scattered instances of flash flooding due to heavy rains are forecast from northeast Kansas to much of Indiana. Scattered strong to severe thunderstorms are possible across parts of New England, northern Mid-Atlantic, and North Dakota. Read More >

Hazardous Weather Conditions

Current conditions at

Manassas, Manassas Regional Airport/Harry P. Davis Field (KHEF)

Lat: 38.72°NLon: 77.52°WElev: 194ft.

Fair

72°F

22°C

Humidity 100%
Wind Speed S 3 mph
Barometer 30.04 in
Dewpoint 72°F (22°C)
Visibility 8.00 mi
Last update 26 Jul 3:56 am EDT
Extended Forecast for

2 Miles SSE Catharpin VA

  • Today

    Today: A slight chance of showers and thunderstorms after 2pm.  Mostly sunny, with a high near 94. Heat index values as high as 103. Light and variable wind.  Chance of precipitation is 20%.

    High: 94 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Tonight

    Tonight: A chance of showers and thunderstorms, mainly before midnight.  Mostly cloudy, with a low around 74. Light southeast wind.  Chance of precipitation is 40%.

    Low: 74 °F

    Chance
    T-storms

  • Sunday

    Sunday: A slight chance of showers and thunderstorms before 8am, then showers likely and possibly a thunderstorm after 2pm.  Partly sunny, with a high near 93. Heat index values as high as 105. Calm wind becoming southwest around 6 mph in the afternoon.  Chance of precipitation is 70%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 93 °F

    Partly Sunny
    then Showers
    Likely

  • Sunday Night

    Sunday Night: Showers and thunderstorms likely before 11pm, then a slight chance of showers between 11pm and 2am.  Mostly cloudy, then gradually becoming mostly clear, with a low around 74. Calm wind.  Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 74 °F

    Showers
    Likely then
    Slight Chance
    Showers

  • Monday

    Monday: A slight chance of showers and thunderstorms after 2pm.  Mostly sunny, with a high near 94. North wind around 6 mph.  Chance of precipitation is 20%.

    High: 94 °F

    Sunny then
    Slight Chance
    T-storms

  • Monday Night

    Monday Night: Mostly clear, with a low around 74.

    Low: 74 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny and hot, with a high near 98.

    High: 98 °F

    Hot

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 75.

    Low: 75 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny and hot, with a high near 98.

    High: 98 °F

    Hot

Detailed Forecast

Today
A slight chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 94. Heat index values as high as 103. Light and variable wind. Chance of precipitation is 20%.
Tonight
A chance of showers and thunderstorms, mainly before midnight. Mostly cloudy, with a low around 74. Light southeast wind. Chance of precipitation is 40%.
Sunday
A slight chance of showers and thunderstorms before 8am, then showers likely and possibly a thunderstorm after 2pm. Partly sunny, with a high near 93. Heat index values as high as 105. Calm wind becoming southwest around 6 mph in the afternoon. Chance of precipitation is 70%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Sunday Night
Showers and thunderstorms likely before 11pm, then a slight chance of showers between 11pm and 2am. Mostly cloudy, then gradually becoming mostly clear, with a low around 74. Calm wind. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Monday
A slight chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 94. North wind around 6 mph. Chance of precipitation is 20%.
Monday Night
Mostly clear, with a low around 74.
Tuesday
Sunny and hot, with a high near 98.
Tuesday Night
Mostly clear, with a low around 75.
Wednesday
Sunny and hot, with a high near 98.
Wednesday Night
A chance of showers before 2am. Partly cloudy, with a low around 74. Chance of precipitation is 30%.
Thursday
Showers likely and possibly a thunderstorm. Partly sunny, with a high near 90. Chance of precipitation is 70%.
Thursday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 67. Chance of precipitation is 60%.
Friday
A chance of showers. Partly sunny, with a high near 82. Chance of precipitation is 40%.
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles SSE Catharpin VA
 38.81°N 77.55°W (Elev. 253 ft)
4:30 am EDT Jul 26, 2025
4am EDT Jul 26, 2025-6pm EDT Aug 1, 2025
 
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Additional Resources

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