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NowCast ZoneCast Warnings/Advisories Hourly Track Special Radar
Loudoun County, Virginia  Lat: 39.08N, Lon: 77.64W
Wx Zone: VAZ042 ICAO Used: KJYO
Current Conditions
Updated: 11:00 PM EDT TUE SEP 7 2010
Sun & Moon Information:
Fair
Fair
Temp: 79°F
Humidity: 51%
Wind Speed: S 4.6 MPH (4 KT)
Barometer: 30.01 in.
Dewpoint: 59°F
Heat Index: 79°F
Wind Chill: 79°F
Civil Twilight: 6:16 AM EDT Moon Phase:
New Moon
New Moon
Sunrise: 6:43 AM EDT
Sunset: 7:32 PM EDT
Civil Twilight: 8:00 PM EDT
Forecast for Loudoun County, Virginia:
Dated: 1007 PM EDT TUE SEP 07 2010    Expires: 600 AM EDT WED SEP 08 2010
7 Day View   
REST
OF
TONIGHT
WEDNESDAY WEDNESDAY
NIGHT
THURSDAY THURSDAY
NIGHT
FRIDAY
Partly Cloudy Clearing Mostly Clear Sunny Mostly Clear Sunny
Partly
Cloudy
Clearing Mostly
Clear
Sunny Mostly
Clear
Sunny
Lo: 65°F Hi: 85°F
Lo: 55°F Hi: 79°F
Lo: 55°F Hi: 79°F
ZoneCast:
Dated: 1007 PM EDT TUE SEP 07 2010    Expires: 600 AM EDT WED SEP 08 2010
Rest Of Tonight...Partly cloudy. Lows in the mid 60s. Southwest winds 5 to 10 mph.
Wednesday...Partly sunny in the morning...Then clearing. Highs in the mid 80s. West winds 15 to 20 mph.
Wednesday Night...Mostly clear. Lows in the mid 50s. West winds 10 to 15 mph.
Thursday...Sunny. Highs in the upper 70s. Northwest winds 10 to 15 mph.
Thursday Night...Mostly clear. Lows in the mid 50s. Northwest winds 10 to 15 mph.
Friday...Sunny. Highs in the upper 70s.
Friday Night...Mostly clear. Lows in the lower 50s.
Saturday...Sunny. Highs in the lower 80s.
Saturday Night...Mostly clear. Lows around 60.
Sunday...Partly sunny with a chance of showers and thunderstorms. Highs in the lower 80s. Chance of rain 40 percent.
Sunday Night...Mostly cloudy with a chance of showers and thunderstorms. Lows in the lower 60s. Chance of rain 40 percent.
Monday...Mostly sunny. Highs in the lower 80s.
Monday Night...Mostly clear. Lows in the upper 50s.
Tuesday...Sunny. Highs in the lower 80s.

  Loudoun County Weather
US Forecasts are Public Domain and derived from the
National Weather Service - (IWIN) and the National Oceanic Atmospheric Administration (NOAA)
Canadian forecasts are obtained from and are copyright of Environment Canada.