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Baltimore, MD/Washington, D.C.
 
 
 Point Forecast: Derwood MD
 39.12N 77.13W (Elev. 348 ft)
Last Update: 2:23 pm EDT Sep 21, 2019
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)

48-Hour Period Starting:       Forward 2 Days  

Date09/2109/22
Hour (EDT)151617181920212223000102030405060708091011121314
Temperature (°F)848485827977757472727170706969686970747881838586
Dewpoint (°F)616262626363636464646363636464646464656667676665
Heat Index (°F)848586837977757883868788
Surface Wind (mph)121125533333333322223556
Wind DirSWSSSSSESESSSSSSSWSWSWSWSWSWSWSWSWSWSW
Gust
Sky Cover (%)282930313229323739352723232222232526272828303335
Precipitation Potential (%)344444443331111111111112
Relative Humidity (%)464846515862667176767678788484878481746763595350
Rain------------------------------------------------
Thunder------------------------------------------------

Date09/23
Hour (EDT)151617181920212223000102030405060708091011121314
Temperature (°F)878786848279787675747473727271717173767982848586
Dewpoint (°F)656666666666666767666665656565656464646565646362
Heat Index (°F)898988868479787675767984858686
Surface Wind (mph)677777788877777766778888
Wind DirSWSWSWSSSSSSSSSSSWSWSWSWSWSWSWSWSWSWSW
Gust
Sky Cover (%)353636353433343535322521212222242729282726303943
Precipitation Potential (%)2222222222222222277711111115
Relative Humidity (%)485051555864677476767676797981817973666256514845
Rain----------------------------------------------SChc
Thunder------------------------------------------------

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