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

Excessive Rainfall Possible for the Gulf Coast and Florida; October Heat Wave in California

A slow moving front will be the focus area for heavy to excessive rainfall and a threat for flash/urban flooding across parts of the Gulf Coast into central/northern Florida early this week. Abnormally hot, potentially record-breaking, temperatures will continue for southern California and stretch north toward the Bay Area and Central Valley this week. Read More >

Current conditions at

Washington/Dulles International Airport, DC (KIAD)

Lat: 38.93°NLon: 77.45°WElev: 312ft.

Mostly Cloudy

66°F

19°C

Humidity 70%
Wind Speed W 12 mph
Barometer 30.09 in (1018.9 mb)
Dewpoint 56°F (13°C)
Visibility 10.00 mi
Last update 5 Oct 10:52 am EDT
Extended Forecast for

Catharpin VA

  • Today

    Today: Sunny, with a high near 72. Northwest wind 11 to 13 mph, with gusts as high as 22 mph.

    High: 72 °F

    Sunny

  • Tonight

    Tonight: Clear, with a low around 44. North wind around 6 mph.

    Low: 44 °F

    Clear

  • Tuesday

    Tuesday: Sunny, with a high near 66. North wind around 5 mph becoming calm in the afternoon.

    High: 66 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Clear, with a low around 43. Calm wind.

    Low: 43 °F

    Clear

  • Wednesday

    Wednesday: Sunny, with a high near 74. South wind 5 to 8 mph.

    High: 74 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Clear, with a low around 52.

    Low: 52 °F

    Clear

  • Thursday

    Thursday: Sunny, with a high near 77.

    High: 77 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 51.

    Low: 51 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 75.

    High: 75 °F

    Sunny

Detailed Forecast

Today
Sunny, with a high near 72. Northwest wind 11 to 13 mph, with gusts as high as 22 mph.
Tonight
Clear, with a low around 44. North wind around 6 mph.
Tuesday
Sunny, with a high near 66. North wind around 5 mph becoming calm in the afternoon.
Tuesday Night
Clear, with a low around 43. Calm wind.
Wednesday
Sunny, with a high near 74. South wind 5 to 8 mph.
Wednesday Night
Clear, with a low around 52.
Thursday
Sunny, with a high near 77.
Thursday Night
Mostly clear, with a low around 51.
Friday
Sunny, with a high near 75.
Friday Night
Mostly clear, with a low around 51.
Saturday
Mostly sunny, with a high near 72.
Saturday Night
Partly cloudy, with a low around 51.
Sunday
A slight chance of showers. Partly sunny, with a high near 70. Chance of precipitation is 20%.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Catharpin VA
 38.86°N 77.58°W (Elev. 295 ft)
Last Update:
10:53 am EDT Oct 5, 2026
Forecast Valid:
11am EDT Oct 5, 2026-6pm EDT Oct 11, 2026
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation