HERNDON, VA 20191 Weather Forecast & Current Conditions

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WASH-DULLES, VA
Current Weather

3:52 AM EDT JUN 13, 2025
Broken Clouds
70°F
Feels Like: 70°F
Dewpoint: 63°F
Rel. Hum.: 78%
Visibility: 10 miles
Wind: SE at 3 mph
Pressure: 30.03 inches
Last 72 hours

Local Area Snow Depth

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HERNDON, VA 20191
Weather Forecast

Snowfall Forecast pages
Snow Depth pages
OVERNIGHT
Mostly cloudy. Lows in the lower 70s. South winds around 5 mph.
FRIDAY
Partly sunny in the morning, then mostly cloudy with a chance of showers and thunderstorms in the afternoon. Highs in the upper 80s. Southeast winds around 5 mph. Chance of rain 50 percent.
FRIDAY NIGHT
Showers and thunderstorms likely in the evening, then showers likely with possible thunderstorms and drizzle after midnight. Patchy fog after midnight. Lows around 70. Southeast winds around 5 mph. Chance of rain 70 percent.
SATURDAY
Mostly cloudy. Areas of drizzle in the morning, then a chance of showers and thunderstorms in the afternoon. Highs in the mid 80s. Northeast winds around 5 mph. Chance of rain 50 percent.
SATURDAY NIGHT
A chance of thunderstorms. Showers likely. Lows in the upper 60s. East winds around 5 mph. Chance of rain 70 percent.
SUNDAY
Showers likely with a chance of thunderstorms. Highs in the mid 70s. Chance of rain 70 percent.
SUNDAY NIGHT
Showers with a chance of thunderstorms. Lows in the mid 60s. Chance of rain 80 percent.
MONDAY
Showers likely. Highs in the upper 70s. Chance of rain 70 percent.
MONDAY NIGHT
Mostly cloudy with a chance of showers. Lows in the upper 60s. Chance of rain 40 percent.
TUESDAY
Mostly cloudy with a chance of showers. Highs in the mid 80s. Chance of rain 40 percent.
TUESDAY NIGHT
Mostly cloudy with a chance of showers. Lows around 70. Chance of rain 40 percent.
WEDNESDAY
Mostly sunny with a chance of showers and thunderstorms. Highs in the upper 80s. Chance of rain 40 percent.
WEDNESDAY NIGHT
Partly cloudy. Lows in the lower 70s.

Visible Weather Satellite
HERNDON, VA 20191
Infrared Weather Satellite
HERNDON, VA 20191
NEXRAD Weather Radar
HERNDON, VA 20191

WASH-DULLES, VA 3 hourly weather forecast

weather forecast created  7:00 PM CDT  6/12/2025
Friday
13 JUN 2025
HERNDON, VA 20191 weather forecast Day 1, 0 hours 2 AM 73° 73° Mostly Cloudy 1%

0% Thunder
( 1% severe)
S   2 73% 64°
Low 70° HERNDON, VA 20191 weather forecast Day 1, 3 hours 5 AM 71° 71° Mostly Cloudy S   1 79% 64°
High 87° HERNDON, VA 20191 weather forecast Day 1, 6 hours 8 AM 74° 74° Mostly Cloudy 12%
RAIN
.25–.5 in
0% Thunder
( 4% severe)
ENE   2 76% 66°

Mostly Cloudy

Rain Likely

HERNDON, VA 20191 weather forecast Day 1, 9 hours 11 AM 83° 85° Mostly Cloudy ENE   5 57% 66°
HERNDON, VA 20191 weather forecast Day 1, 12 hours 2 PM 85° 88° Mostly Cloudy 67%
RAIN
***
0% Thunder
( 62% severe)
SSE   6 55% 67°
HERNDON, VA 20191 weather forecast Day 1, 15 hours 5 PM 83° 86° Mostly Cloudy SSE   6 59% 67°
HERNDON, VA 20191 weather forecast Day 1, 18 hours 8 PM 78° 80° Mostly Cloudy 55%
RAIN
***
0% Thunder
( 50% severe)
E   6 74% 69°
HERNDON, VA 20191 weather forecast Day 1, 21 hours 11 PM 74° 74° Mostly Cloudy SSE   3 84% 69°
Saturday
14 JUN 2025
HERNDON, VA 20191 weather forecast Day 2, 0 hours 2 AM 72° 72° Mostly Cloudy 20%
RAIN
.1–.25 in
0% Thunder
( 13% severe)
SSE   2 93% 70°
Low 69° HERNDON, VA 20191 weather forecast Day 2, 3 hours 5 AM 71° 71° Mostly Cloudy S   2 97% 70°
High 81° HERNDON, VA 20191 weather forecast Day 2, 6 hours 8 AM 72° 72° Mostly Cloudy 27%
RAIN
<.01 in
0% Thunder
( 11% severe)
N   3 90% 69°

Mostly Cloudy

Rain Likely

HERNDON, VA 20191 weather forecast Day 2, 9 hours 11 AM 76° 77° Mostly Cloudy N   3 76% 68°
HERNDON, VA 20191 weather forecast Day 2, 12 hours 2 PM 80° 83° Mostly Cloudy 70%
RAIN
***
0% Thunder
( 46% severe)
NNE   5 67% 68°
HERNDON, VA 20191 weather forecast Day 2, 15 hours 5 PM 79° 81° Mostly Cloudy NE   5 69% 68°
HERNDON, VA 20191 weather forecast Day 2, 18 hours 8 PM 75° 75° Mostly Cloudy 65%
RAIN
***
0% Thunder
( 32% severe)
E   6 79% 68°
HERNDON, VA 20191 weather forecast Day 2, 21 hours 11 PM 71° 71° Mostly Cloudy E   5 87% 67°

WASH-DULLES, VA extended weather forecast

BAD DAY
BAD DATE
BAD DAY
BAD DATE
BAD DAY
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BAD DAY
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BAD DAY
BAD DATE
Low 70° Low 65° Low 65° Low 65° Low 68°
High 80° High 76° High 77° High 83° High 86°
HERNDON, VA 20191 weather forecast Day 3 HERNDON, VA 20191 weather forecast Day 4 HERNDON, VA 20191 weather forecast Day 5 HERNDON, VA 20191 weather forecast Day 6 HERNDON, VA 20191 weather forecast Day 7
Overcast
88% Rain
Overcast
60% Rain
Overcast
79% Rain
Overcast
43% Rain
Overcast
55% Rain
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