National Weather Service Forecast for: Portsmouth VA
Issued by: National Weather Service Wakefield, VA
Updated: 9:43 pm EDT Jun 29, 2026
 
Overnight

Overnight: Partly cloudy, with a low around 67. Calm wind.
Partly Cloudy
Tuesday

Tuesday: Sunny, with a high near 87. East wind 5 to 9 mph.
Sunny
Tuesday
Night
Tuesday Night: Mostly clear, with a low around 68. Southeast wind 3 to 7 mph.
Mostly Clear
Wednesday

Wednesday: Sunny, with a high near 94. South wind 3 to 7 mph.
Sunny
Wednesday
Night
Wednesday Night: Clear, with a low around 72. South wind around 7 mph.
Clear
Thursday

Thursday: Sunny and hot, with a high near 99.
Hot
Thursday
Night
Thursday Night: Mostly clear, with a low around 75.
Mostly Clear
Friday

Friday: Sunny and hot, with a high near 100.
Hot
Friday
Night
Friday Night: Clear, with a low around 78.
Clear
Lo 67 °F Hi 87 °F Lo 68 °F Hi 94 °F Lo 72 °F Hi 99 °F Lo 75 °F Hi 100 °F Lo 78 °F

Hazardous Weather Outlook
 

Overnight
 
Partly cloudy, with a low around 67. Calm wind.
Tuesday
 
Sunny, with a high near 87. East wind 5 to 9 mph.
Tuesday Night
 
Mostly clear, with a low around 68. Southeast wind 3 to 7 mph.
Wednesday
 
Sunny, with a high near 94. South wind 3 to 7 mph.
Wednesday Night
 
Clear, with a low around 72. South wind around 7 mph.
Thursday
 
Sunny and hot, with a high near 99.
Thursday Night
 
Mostly clear, with a low around 75.
Friday
 
Sunny and hot, with a high near 100.
Friday Night
 
Clear, with a low around 78.
Independence Day
 
Sunny and hot, with a high near 100.
Saturday Night
 
Mostly clear, with a low around 79.
Sunday
 
A chance of showers and thunderstorms. Sunny and hot, with a high near 98. Chance of precipitation is 30%.
Sunday Night
 
A chance of showers and thunderstorms. Partly cloudy, with a low around 79. Chance of precipitation is 30%.
Monday
 
A chance of showers and thunderstorms. Mostly sunny and hot, with a high near 98. Chance of precipitation is 40%.

 

Forecast from NOAA-NWS for Portsmouth VA.