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

Isaias to Bring Tropical Impacts Across to the East Coast

Isaias is forecast to make landfall tonight in the Carolinas with dangerous storm surge, flash flooding, damaging winds, and isolated tropical tornadoes. Isaias may strengthen briefly prior to landfall, but the impacts will be the same regardless of the categorical definition. Isaias impacts will be felt all along the East Coast as Isaias moves northward through mid-week. Read More >

Hazardous Weather Conditions

Current conditions at

Virginia Tech Airport (KBCB)

Lat: 37.22°NLon: 80.42°WElev: 2133ft.

Rain

21°C

69°F

Humidity 96%
Wind Speed Calm
Barometer 30.18 in
Dewpoint 20°C (68°F)
Visibility 8 km
Last update 3 Aug 1:15 pm EDT
Extended Forecast for

Merrimac VA

Flash Flood Watch until August 4, 08:00pm
Flood Advisory until August 3, 03:45pm
Click here for hazard details and duration
Flash Flood Watch
Flood Advisory
  •  
    Flash Flood Watch until August 4, 08:00pm
    Flood Advisory until August 3, 03:45pm

    NOW: Multiple
    hazards in effect

    Click HERE for Details

  • This
    Afternoon

    This Afternoon: Showers and thunderstorms. High near 25. South wind around 11 km/h. Chance of precipitation is 90%. New rainfall amounts between 7.5 mm and 1 cm possible.

    T-storms

    High: 25 °C

  • Tonight

    Tonight: Showers and possibly a thunderstorm. Low around 18. Southeast wind 6 to 11 km/h becoming light east after midnight. Chance of precipitation is 80%. New rainfall amounts between 1 and 2 cm possible.

    Showers

    Low: 18 °C

  • Tuesday

    Tuesday: Scattered showers and thunderstorms, mainly before 5pm. Cloudy, then gradually becoming mostly sunny, with a high near 27. Northwest wind 5 to 13 km/h. Chance of precipitation is 40%. New rainfall amounts between 5 and 7.5 mm possible.

    Scattered
    Showers

    High: 27 °C

  • Tuesday
    Night

    Tuesday Night: Isolated showers before 2am. Partly cloudy, with a low around 17. West wind 3 to 8 km/h. Chance of precipitation is 20%.

    Isolated
    Showers

    Low: 17 °C

  • Wednesday

    Wednesday: A chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 27. Calm wind. Chance of precipitation is 30%. New rainfall amounts of less than 1 mm, except higher amounts possible in thunderstorms.

    Mostly Sunny
    then Chance
    T-storms

    High: 27 °C

  • Wednesday
    Night

    Wednesday Night: A chance of showers and thunderstorms, mainly before 8pm. Partly cloudy, with a low around 16. Chance of precipitation is 30%. New rainfall amounts of less than 1 mm, except higher amounts possible in thunderstorms.

    Chance
    T-storms

    Low: 16 °C

  • Thursday

    Thursday: A chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 27. Chance of precipitation is 50%.

    Mostly Sunny
    then Chance
    T-storms

    High: 27 °C

  • Thursday
    Night

    Thursday Night: A chance of showers and thunderstorms before 8pm, then a chance of showers between 8pm and 2am. Partly cloudy, with a low around 17. Chance of precipitation is 30%.

    Chance
    T-storms then
    Chance
    Showers

    Low: 17 °C

Detailed Forecast

This Afternoon
Showers and thunderstorms. High near 25. South wind around 11 km/h. Chance of precipitation is 90%. New rainfall amounts between 7.5 mm and 1 cm possible.
Tonight
Showers and possibly a thunderstorm. Low around 18. Southeast wind 6 to 11 km/h becoming light east after midnight. Chance of precipitation is 80%. New rainfall amounts between 1 and 2 cm possible.
Tuesday
Scattered showers and thunderstorms, mainly before 5pm. Cloudy, then gradually becoming mostly sunny, with a high near 27. Northwest wind 5 to 13 km/h. Chance of precipitation is 40%. New rainfall amounts between 5 and 7.5 mm possible.
Tuesday Night
Isolated showers before 2am. Partly cloudy, with a low around 17. West wind 3 to 8 km/h. Chance of precipitation is 20%.
Wednesday
A chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 27. Calm wind. Chance of precipitation is 30%. New rainfall amounts of less than 1 mm, except higher amounts possible in thunderstorms.
Wednesday Night
A chance of showers and thunderstorms, mainly before 8pm. Partly cloudy, with a low around 16. Chance of precipitation is 30%. New rainfall amounts of less than 1 mm, except higher amounts possible in thunderstorms.
Thursday
A chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 27. Chance of precipitation is 50%.
Thursday Night
A chance of showers and thunderstorms before 8pm, then a chance of showers between 8pm and 2am. Partly cloudy, with a low around 17. Chance of precipitation is 30%.
Friday
A chance of showers between 8am and 2pm, then a chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 28. Chance of precipitation is 50%.
Friday Night
A chance of thunderstorms before 8pm. Partly cloudy, with a low around 17. Chance of precipitation is 30%.
Saturday
A chance of showers and thunderstorms. Mostly sunny, with a high near 29. Chance of precipitation is 40%.
Saturday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 18. Chance of precipitation is 30%.
Sunday
A chance of showers and thunderstorms. Mostly sunny, with a high near 29. Chance of precipitation is 40%.
Click Map For Forecast
Disclaimer
Map Legend
Point Forecast:
Merrimac VA
 37.2°N 80.41°W (Elev. 639 m)
Last Update:
12:31 pm EDT Aug 3, 2020
Forecast Valid:
1pm EDT Aug 3, 2020-6pm EDT Aug 9, 2020
 
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