Pacific Storm System Across the West; Fire Weather Concerns in the Southeast

A Pacific storm system will bring strong winds and low elevation rain to much of the West Coast, and heavy high elevation mountain snow to the Sierra-Nevada through Wednesday. Fire weather concerns will continue into Tuesday across the Mid-South and Southeast as gusty winds and dry conditions persist. Read More >

Current conditions at

Washington/Dulles International Airport, DC (KIAD)

Lat: 38.93°NLon: 77.45°WElev: 312ft.

Fair

30°F

-1°C

Humidity 79%
Wind Speed Calm
Barometer 30.37 in (1028.4 mb)
Dewpoint 24°F (-4°C)
Visibility 10.00 mi
Last update 21 Apr 4:52 am EDT
Extended Forecast for

3 Miles NNW Mc Lean VA

Freeze Warning until April 21, 10:00am
Click here for hazard details and duration
Freeze Warning
  •  
    Freeze Warning until April 21, 10:00am

    NOW until 10:00am Tue

    Freeze Warning

  • Overnight

    Low: 31 °F

    Frost

  • Tuesday

    Tuesday: Widespread frost before 10am.  Otherwise, sunny, with a high near 62. Calm wind becoming southwest around 6 mph in the afternoon.

    High: 62 °F

    Frost then
    Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 50. South wind 7 to 9 mph.

    Low: 50 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Showers likely, mainly before 2pm.  Mostly cloudy, with a high near 71. Southwest wind around 7 mph.  Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 71 °F

    Showers
    Likely

  • Wednesday Night

    Wednesday Night: A chance of showers before 8pm.  Partly cloudy, with a low around 52. Light northwest wind.  Chance of precipitation is 30%.

    Low: 52 °F

    Chance
    Showers then
    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 78.

    High: 78 °F

    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 55.

    Low: 55 °F

    Partly Cloudy

  • Friday

    Friday: A chance of showers after 2pm.  Mostly sunny, with a high near 79. Chance of precipitation is 30%.

    High: 79 °F

    Mostly Sunny
    then Chance
    Showers

Detailed Forecast

Overnight
Widespread frost. Otherwise, clear, with a low around 31. Light north wind.
Tuesday
Widespread frost before 10am. Otherwise, sunny, with a high near 62. Calm wind becoming southwest around 6 mph in the afternoon.
Tuesday Night
Mostly cloudy, with a low around 50. South wind 7 to 9 mph.
Wednesday
Showers likely, mainly before 2pm. Mostly cloudy, with a high near 71. Southwest wind around 7 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.
Wednesday Night
A chance of showers before 8pm. Partly cloudy, with a low around 52. Light northwest wind. Chance of precipitation is 30%.
Thursday
Sunny, with a high near 78.
Thursday Night
Partly cloudy, with a low around 55.
Friday
A chance of showers after 2pm. Mostly sunny, with a high near 79. Chance of precipitation is 30%.
Friday Night
A chance of showers. Mostly cloudy, with a low around 55. Chance of precipitation is 40%.
Saturday
Showers likely, mainly after 2pm. Mostly cloudy, with a high near 66. Chance of precipitation is 70%.
Saturday Night
Showers. Low around 51. Chance of precipitation is 80%.
Sunday
Showers likely. Mostly cloudy, with a high near 61. Chance of precipitation is 60%.
Sunday Night
A chance of showers. Partly cloudy, with a low around 47. Chance of precipitation is 30%.
Monday
Mostly sunny, with a high near 68.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles NNW Mc Lean VA
 38.98°N 77.24°W (Elev. 98 ft)
4:53 am EDT Apr 21, 2026
5am EDT Apr 21, 2026-6pm EDT Apr 27, 2026
 
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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