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

Dangerous Heat Wave from the Midwest to East Coast

A large ridge of high pressure extending from the Central to Eastern U.S. will deliver a dangerous summer heat wave through the weekend. Widespread excessive heat warnings and heat advisories already cover the Eastern two-thirds of the country. A number of record highs and overnight warm minimum temperatures are likely. Heat indices will surge past 100 degrees and approach the 110s. Heat Safety! Read More >

Hazardous Weather Conditions

Current conditions at

Chesapeake, Chesapeake Municipal Airport (KCPK)

Lat: 36.67°NLon: 76.32°WElev: 20ft.

Partly Cloudy

90°F

32°C

Humidity 62%
Wind Speed S 7 mph
Barometer 29.99 in
Dewpoint 75°F (24°C)
Visibility 10.00 mi
Heat Index101°F (38°C)
Last update 19 Jul 12:55 pm EDT
Extended Forecast for

6 Miles SSE Portsmouth VA

Excessive Heat Warning until July 21, 11:00pm
Click here for hazard details and duration
Excessive Heat Warning
  •  
    Excessive Heat Warning until July 21, 11:00pm

    NOW until
    11:00pm Sun

    Excessive Heat Warning

  • This
    Afternoon

    This Afternoon: Isolated showers and thunderstorms after 2pm. Partly sunny and hot, with a high near 97. Heat index values as high as 111. Southwest wind 3 to 5 mph. Chance of precipitation is 20%.

    Isolated
    T-storms

    High: 97 °F

  • Tonight

    Tonight: Partly cloudy, with a low around 80. Southwest wind 3 to 5 mph.

    Partly Cloudy

    Low: 80 °F

  • Saturday

    Saturday: Sunny and hot, with a high near 99. Heat index values as high as 114. Southwest wind around 6 mph.

    Hot

    High: 99 °F

  • Saturday
    Night

    Saturday Night: Mostly clear, with a low around 79. Southwest wind around 7 mph.

    Mostly Clear

    Low: 79 °F

  • Sunday

    Sunday: Mostly sunny and hot, with a high near 99. Southwest wind 6 to 8 mph.

    Hot

    High: 99 °F

  • Sunday
    Night

    Sunday Night: Partly cloudy, with a low around 79.

    Partly Cloudy

    Low: 79 °F

  • Monday

    Monday: A chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 94. Chance of precipitation is 40%.

    Mostly Sunny
    then Chance
    T-storms

    High: 94 °F

  • Monday
    Night

    Monday Night: Showers and thunderstorms likely between 8pm and 2am, then a chance of showers. Mostly cloudy, with a low around 74. Chance of precipitation is 60%.

    T-storms
    Likely

    Low: 74 °F

Detailed Forecast

This Afternoon
Isolated showers and thunderstorms after 2pm. Partly sunny and hot, with a high near 97. Heat index values as high as 111. Southwest wind 3 to 5 mph. Chance of precipitation is 20%.
Tonight
Partly cloudy, with a low around 80. Southwest wind 3 to 5 mph.
Saturday
Sunny and hot, with a high near 99. Heat index values as high as 114. Southwest wind around 6 mph.
Saturday Night
Mostly clear, with a low around 79. Southwest wind around 7 mph.
Sunday
Mostly sunny and hot, with a high near 99. Southwest wind 6 to 8 mph.
Sunday Night
Partly cloudy, with a low around 79.
Monday
A chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 94. Chance of precipitation is 40%.
Monday Night
Showers and thunderstorms likely between 8pm and 2am, then a chance of showers. Mostly cloudy, with a low around 74. Chance of precipitation is 60%.
Tuesday
A chance of showers, then showers and thunderstorms likely after 2pm. Mostly cloudy, with a high near 83. Chance of precipitation is 60%.
Tuesday Night
Showers and thunderstorms likely before 2am, then a chance of showers. Mostly cloudy, with a low around 71. Chance of precipitation is 60%.
Wednesday
A chance of showers and thunderstorms. Partly sunny, with a high near 82. Chance of precipitation is 40%.
Wednesday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 69. Chance of precipitation is 30%.
Thursday
Partly sunny, with a high near 86.
Click Map For Forecast
Disclaimer
Map Legend
Point Forecast:
6 Miles SSE Portsmouth VA
 36.76°N 76.25°W (Elev. 20 ft)
Last Update:
1:00 pm EDT Jul 19, 2019
Forecast Valid:
1pm EDT Jul 19, 2019-6pm EDT Jul 25, 2019
 
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