Point Forecast: Portsmouth VA
 36.83N 76.3W (Elev. 3 ft)
Last Update: 11:29 am EDT May 23, 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  

Date05/2305/24
Hour (EDT)141516171819202122230001020304050607080910111213
Temperature (°F)899092918987838078767574737372717072727577808182
Dewpoint (°F)646464646566676767686767676767676666666667676766
Heat Index (°F)90919493918986828078777679828384
Surface Wind (mph)1010101097666667776666666666
Wind DirSWSWSWSWSWSSSSWSWSWSWSWSWSWSWSWWWWWWNWNW
Gust
Sky Cover (%)273135395366798183858382807773697172746964595449
Precipitation Potential (%)111111222222474747474747404040393939181818181818
Relative Humidity (%)444240414550596569767679818184878781817471656358
Rain------SChcSChcSChcChcChcChcChcChcChcChcChcChcChcChcChcSChcSChcSChcSChcSChcSChc
Thunder------SChcSChcSChcChcChcChcChcChcChcChcChcChcChcChcChc------------

Date05/25
Hour (EDT)141516171819202122230001020304050607080910111213
Temperature (°F)838485848381787674737271707069686869707375787980
Dewpoint (°F)666666666666666666676666666666666666666666676666
Heat Index (°F)858687868583797876808082
Surface Wind (mph)666666655333335556666667
Wind DirNNNENEEESESESESSSSSSSSSSSSSSS
Gust
Sky Cover (%)444342404142444751555657586164676768686563606162
Precipitation Potential (%)333333333333191919191919222222222222202020202020
Relative Humidity (%)575553555760677176818184878790939390877974696462
RainChcChcChcChcChcChcSChcSChcSChcSChcSChcSChcSChcSChcSChcSChcSChcSChcSChcSChcSChcSChcSChcSChc
ThunderChcChcChcChcChcChcSChcSChcSChcSChcSChcSChc------------------------

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