Point Forecast: Saint Charles MD
 38.61N 76.9W (Elev. 194 ft)
Last Update: 1:30 am EDT Jul 15, 2025
Tabular Forecast
[hide menu]Get as XML
Weather ElementsFire WeatherAviation Weather
Temperature (°F)
Dewpoint (°F)
Heat Index (°F)

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

Rain
Thunder
Fog
Mixing Height  
Trans. Wind  
Vent Rate (x1000 mph-ft)
Atmospheric Dispersion Index
Low Visibility Occurrence Risk Index
Ceiling Height
Visibility

48-Hour Period Starting:       Back 2 Days  

Date07/1507/16
Hour (EDT)030405060708091011121314151617181920212223000102
Temperature (°F)737372727375788082838485868685848381787776757474
Dewpoint (°F)737272727375757576767776767776767676767675757474
Heat Index (°F)7578858991949496979493918778777675
Surface Wind (mph)222222222235566555333333
Wind DirSWSWSWSWWNWNWNWNWSSWSSSSSESSSSSSSS
Gust
Sky Cover (%)626166705949405355505369716867686548434040505646
Precipitation Potential (%)3019151617151511152329535752505247202019211498
Relative Humidity (%)10097100100100100918582808075727575778085949797100100100
RainChcSChcSChcSChcSChcSChcSChc--SChcSChcChcChcLklyChcChcChcChcSChcSChcSChcSChc------
ThunderSChcSChc------SChcSChc--SChcSChcChcChcChcChcChcChcChcSChcSChcSChcSChc------

Date07/17
Hour (EDT)030405060708091011121314151617181920212223000102
Temperature (°F)757474737477808284858686868786858381797877777777
Dewpoint (°F)747474737476767677777777777777777676767575757474
Heat Index (°F)7577868994969797979997969187797877777777
Surface Wind (mph)3556667889910101010987777788
Wind DirSSSSSSSWSWSWSWSWSWSWSSSSWSWSWSSSSWSW
Gust
Sky Cover (%)523755544854545964677073737373737372696764636362
Precipitation Potential (%)7142014153131313131316060606060602121212121219
Relative Humidity (%)9710010010010097888280777575757275778085919194949090
Rain----SChc--SChcChcChcChcChcChcChcLklyLklyLklyLklyLklyLklySChcSChcSChcSChcSChcSChc--
Thunder----SChc--SChc------ChcChcChcLklyLklyLklyLklyLklyLklySChcSChcSChcSChcSChcSChc--

Additional Forecasts and Information
International System of UnitsForecast Discussion
7-Day ForecastHourly Weather Graph
Hazardous Weather Briefing Page
Past Weather InformationInteractive Forecast Map
Home