Point Forecast: Portsmouth VA
 36.83N 76.3W (Elev. 3 ft)
Last Update: 12:52 am EDT May 30, 2024
Tabular Forecast
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Weather ElementsFire WeatherAviation Weather
Temperature (°F)
Dewpoint (°F)
Heat Index (°F)

Surface Wind  
Sky Cover (%)
Precipitation Potential (%)
Relative Humidity (%)

Rain
Thunder
Fog
Mixing Height  
Haines Index
Lightning Activity Level
Trans. Wind  
20ft Wind  
Vent Rate (x1000 mph-ft)
Pressure (in)
Atmospheric Dispersion Index
Low Visibility Occurrence Risk Index
Turner Stability Index
Ceiling Height
Visibility

48-Hour Period Starting:       Back 2 Days  

Date05/3005/31
Hour (EDT)010203040506070809101112131415161718192021222300
Temperature (°F)676666656363656568707374757677787775747168666463
Dewpoint (°F)595959595958575655555454535352515151515252525353
Heat Index (°F)75
Surface Wind (mph)5355679101011111110109998765533
Wind DirNNWNWNWNWNWNWNWNNNNNNNNNNNNNNNN
Gust
Sky Cover (%)463431272420161213131422303842475149464444444544
Precipitation Potential (%)224440000000002255555551010
Relative Humidity (%)757878818784757363595150464542394043445157616770
RainSChc----------------------------------------------
ThunderSChc----------------------------------------------

Date06/01
Hour (EDT)010203040506070809101112131415161718192021222300
Temperature (°F)636261615959616264676971727374757472716865636261
Dewpoint (°F)545454535353535251504948474646464646474748495050
Heat Index (°F)
Surface Wind (mph)335677891010111111111010108765322
Wind DirNNNNNNNNNNNNNNNNNNNENENENENEN
Gust
Sky Cover (%)42413733292520161412109987765433332
Precipitation Potential (%)1055555500000044444400000
Relative Humidity (%)727578758080757063544944413837363739424754606567
Rain------------------------------------------------
Thunder------------------------------------------------

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