Tracking a Winter Storm; Unusual Early-Season Heat Wave in the Southwest

A major winter storm will organize across the Northern Plains today and then rapidly strengthen as it moves into the Great Lakes on Sunday. Heavy snow and blowing snow are likely to persist over the Great Lakes into Monday night. Dry and gusty winds will produce a critical fire risk across the central/southern Plains. An early heatwave will begin to intensify over the western U.S. into next week. Read More >

Current conditions at

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

Lat: 38.72°NLon: 77.52°WElev: 194ft.

Fair

36°F

2°C

Humidity 70%
Wind Speed Calm
Barometer 30.31 in (1027.1 mb)
Dewpoint 27°F (-3°C)
Visibility 10.00 mi
Last update 15 Mar 1:56 am EDT
Extended Forecast for

3 Miles SSE Catharpin VA

  • Overnight

    Overnight: Mostly cloudy, with a low around 39. Light east wind.

    Low: 39 °F

    Mostly Cloudy

  • Sunday

    Sunday: Mostly cloudy, with a high near 60. Southeast wind 6 to 13 mph, with gusts as high as 24 mph.

    High: 60 °F

    Mostly Cloudy

  • Sunday Night

    Sunday Night: Showers, mainly before 1am.  Low around 52. Southeast wind 11 to 14 mph, with gusts as high as 24 mph.  Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 52 °F

    Showers then
    Showers
    Likely

  • Monday

    Monday: Showers likely, then showers and possibly a thunderstorm after 11am. Some of the storms could be severe.  High near 74. Breezy, with a south wind 15 to 21 mph, with gusts as high as 36 mph.  Chance of precipitation is 100%. New rainfall amounts between a half and three quarters of an inch possible.

    High: 74 °F

    Severe
    Thunderstorms
    then Severe
    Thunderstorms
    and Breezy

  • Monday Night

    Monday Night: Rain showers before 11pm, then rain likely, possibly mixed with snow showers.  Low around 28. West wind 11 to 15 mph, with gusts as high as 25 mph.  Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.

    Low: 28 °F

    Rain/Snow

  • Tuesday

    Tuesday: Mostly sunny, with a high near 40.

    High: 40 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 22.

    Low: 22 °F

    Mostly Clear

  • Wednesday

    Wednesday: Partly sunny, with a high near 42.

    High: 42 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 28.

    Low: 28 °F

    Mostly Cloudy

Detailed Forecast

Overnight
Mostly cloudy, with a low around 39. Light east wind.
Sunday
Mostly cloudy, with a high near 60. Southeast wind 6 to 13 mph, with gusts as high as 24 mph.
Sunday Night
Showers, mainly before 1am. Low around 52. Southeast wind 11 to 14 mph, with gusts as high as 24 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.
Monday
Showers likely, then showers and possibly a thunderstorm after 11am. Some of the storms could be severe. High near 74. Breezy, with a south wind 15 to 21 mph, with gusts as high as 36 mph. Chance of precipitation is 100%. New rainfall amounts between a half and three quarters of an inch possible.
Monday Night
Rain showers before 11pm, then rain likely, possibly mixed with snow showers. Low around 28. West wind 11 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.
Tuesday
Mostly sunny, with a high near 40.
Tuesday Night
Mostly clear, with a low around 22.
Wednesday
Partly sunny, with a high near 42.
Wednesday Night
Mostly cloudy, with a low around 28.
Thursday
Partly sunny, with a high near 54.
Thursday Night
Mostly cloudy, with a low around 36.
Friday
Mostly sunny, with a high near 60.
Friday Night
A chance of rain. Mostly cloudy, with a low around 41. Chance of precipitation is 30%.
Saturday
A chance of rain. Partly sunny, with a high near 60. Chance of precipitation is 30%.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles SSE Catharpin VA
 38.81°N 77.55°W (Elev. 253 ft)
1:53 am EDT Mar 15, 2026
2am EDT Mar 15, 2026-6pm EDT Mar 21, 2026
 
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Additional Resources

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