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 Point Forecast: Gaithersburg MD
 39.13N 77.21W (Elev. 404 ft)
Last Update: 4:32 pm EDT Jun 18, 2021
Tabular Forecast
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Weather ElementsWeather/PrecipitationFire 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  
Vent Rate (x1000 mph-ft)
Atmospheric Dispersion Index
Low Visibility Occurrence Risk Index

48-Hour Period Starting:       Back 2 Days  

Date06/1806/19
Hour (EDT)181920212223000102030405060708091011121314151617
Temperature (°F)828179787775757473727171707073778082838484838384
Dewpoint (°F)585858595959595960616262626465666768686868686768
Heat Index (°F)82817978777575778285868787868687
Surface Wind (mph)109889899876666781011111111111111
Wind DirSSSSSSSSWSWSWSWSWSWWWWWWWWWWWW
Gust
Sky Cover (%)535056626773794986768382625744704244677647497354
Precipitation Potential (%)7777724242425252525252525252525252551515151
Relative Humidity (%)444649525458585964687373768176696563615959615959
Rain----------SChcSChcSChcChcChcChcChcChcChcChcChcChcChcChcChcChcChcChcChc
Thunder----------SChcSChcSChcChcChcChcSChcSChcSChc------ChcChcChcChcChcChcChc

Date06/20
Hour (EDT)181920212223000102030405060708091011121314151617
Temperature (°F)848381797674737271707070707173768083858788888887
Dewpoint (°F)686767686869696868686767676869707171717070707070
Heat Index (°F)8786837976768388909293939392
Surface Wind (mph)1098765333333556678888888
Wind DirWWWWWWSWWWWWWWWWWWWWSWSWSWSWSW
Gust
Sky Cover (%)564144485357626665656463605552514846464544454849
Precipitation Potential (%)515141414141414123232323232328282828282833333333
Relative Humidity (%)595963697684878790939090909087827467635755555557
RainChcChcChcChcChcChcChcChcSChcSChcSChcSChcSChcSChcChcChcChcChcChcChcChcChcChcChc
ThunderChcChcChcChcChcChcChcChcSChcSChcSChcSChcSChcSChc------SChcSChcSChcChcChcChcChc

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