Herndon, Virginia Weather
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Weather Forecast for Herndon, Virginia : Fairfax County
Issued: 1:29 am EDT May 7, 2024 Latitude: 38.9695545 Longitude: -77.3860976 View on Google Maps

MouseOver for Detail Forecast
Overnight Tuesday Wednesday Thursday Friday Saturday Sunday Monday
40% chance of thunderstorms on Overnight 40% chance of thunderstorms on Tuesday 20% chance of thunderstorms on Wednesday 90% chance of thunderstorms on Thursday 40% chance of rain on Friday Mostly Sunny on Saturday 40% chance of rain on Sunday 30% chance of rain on Monday
Low: 62°F High: 80°F High: 87°F High: 79°F High: 69°F High: 67°F High: 69°F High: 74°F
Low: 64°F Low: 63°F Low: 60°F Low: 50°F Low: 51°F Low: 50°F  
Thunderstorms Thunderstorms Thunderstorms Thunderstorms Rain Mostly Sunny Rain Rain
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Current Conditions at
WASH-DULLES - (KIAD)
68°
Cloudy
as of 12:59 AM EDST
Rel. Humidity: 93%
Dew Point: 66°F
Visibility: 7 Miles
Pressure: 29.86 in.
Flight Rule: MVFR
Wind Data
Calm
Cloud Level(s): Scattered at 900ft, Solid Overcast at 1200ft
Current Conditions at
LEESBURG/GODFREY - (KJYO)
66°
Mostly Cloudy
as of 1:15 AM EDST
Rel. Humidity: 100%
Dew Point: 66°F
Visibility: 10 Miles
Pressure: 29.87 in.
Flight Rule: VFR
Wind Data
Calm
Cloud Level(s): Scattered at 2400ft, Broken at 11000ft
Current Conditions at
MANASSAS - (KHEF)
66°
Cloudy
Rain
as of 1:13 AM EDST
Rel. Humidity: 100%
Dew Point: 66°F
Visibility: 3 Miles
Pressure: 29.86 in.
Flight Rule: IFR
Wind Data
Calm
Cloud Level(s): Few at 400ft, Solid Overcast at 900ft
Current Conditions at
FORT MEADE - (KFME)
63°
Mostly Cloudy
as of 1:09 AM EDST
Rel. Humidity: 100%
Dew Point: 63°F
Visibility: 1 1/4 Miles
Pressure: 29.87 in.
Flight Rule: IFR
Wind Data
Calm
Cloud Level(s): Scattered at 300ft, Broken at 6000ft, Broken at 10000ft
40% chance of thunderstorms Overnight Overnight... Scattered showers and thunderstorms. Patchy fog. Otherwise, cloudy, with a low around 62. Light south wind. Chance of precipitation is 40%.
40% chance of thunderstorms Tuesday Tuesday... A chance of showers, with thunderstorms also possible after 11am. Patchy fog before 10am. Otherwise, mostly cloudy, with a high near 80. Calm wind becoming east around 5 mph in the afternoon. Chance of precipitation is 40%.
40% chance of thunderstorms Tuesday Night Tuesday Night... A chance of showers and thunderstorms. Patchy fog after 3am. Otherwise, mostly cloudy, with a low around 64. Southeast wind around 6 mph. Chance of precipitation is 40%.
20% chance of thunderstorms Wednesday Wednesday... A slight chance of showers and thunderstorms after 2pm. Patchy fog before 7am. Otherwise, mostly cloudy, then gradually becoming sunny, with a high near 87. Southwest wind 7 to 11 mph becoming west in the afternoon. Chance of precipitation is 20%.
50% chance of thunderstorms Wednesday Night Wednesday Night... A chance of showers and thunderstorms, mainly after 2am. Partly cloudy, with a low around 63. West wind around 6 mph becoming light and variable. Chance of precipitation is 50%.
90% chance of thunderstorms Thursday Thursday... A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 8am. High near 79. Chance of precipitation is 90%.
80% chance of thunderstorms Thursday Night Thursday Night... Showers and possibly a thunderstorm before 8pm, then a chance of showers and thunderstorms between 8pm and 2am. Low around 60. Chance of precipitation is 80%.
40% chance of rain Friday Friday... A chance of showers after 2pm. Mostly sunny, with a high near 69. Chance of precipitation is 40%.
30% chance of rain Friday Night Friday Night... A chance of showers before 8pm. Partly cloudy, with a low around 50. Chance of precipitation is 30%.
Mostly Sunny on Saturday Saturday... Mostly sunny, with a high near 67.
Cloudy on Saturday Night Saturday Night... Partly cloudy, with a low around 51.
40% chance of rain Sunday Sunday... A chance of showers. Mostly sunny, with a high near 69. Chance of precipitation is 40%.
30% chance of rain Sunday Night Sunday Night... A chance of showers. Partly cloudy, with a low around 50. Chance of precipitation is 30%.
30% chance of rain Monday Monday... A chance of showers. Mostly sunny, with a high near 74. Chance of precipitation is 30%.
Current Radar Image


Sun Almanac for Herndon, Virginia
Sunrise: 06:04 AM
Sunset: 8:08 PM
Civil Sunrise:05:34 AM
Civil Sunset: 8:38 PM
Nautical Sunrise: 04:58 AM
Nautical Sunset: 9:14 PM
Astro Sunrise: 04:19 AM
Astro Sunset: 9:53 PM
Any use of the information on this page is at your own risk. This information should not be relied upon in life-threatening situations, potential financial loss situations or in lieu of any officially disseminated information. Visit the National Weather Service for official information.