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Herndon, VA Weather - Hour by Hour Forecast

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Herndon, VA Weather - Hour by Hour Forecast

24 Hour Forecast

Current Conditions - Mostly Cloudy. Temperature is 65°F18°C, dew point 57°F14°C, humidity 75%. Wind direction is NNE at 6 mph10 km/h with visibility of 10 mi16 km. Barometric pressure is 30.15 in1021 mb.
Today - Partly sunny. Highs in the upper 70s. Northeast winds 5 to 10 mph... Full Forecast
Tonight - Mostly cloudy. Lows in the mid 60s. Southeast winds around 5 mph... Full Forecast

Herndon Hourly Weather

24 Hour Forecast Scroll
Sat, Sep 19
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Herndon, VA Hourly Weather - Mostly Cloudy - 8:00 AM Herndon, VA Hourly Weather - Mostly Cloudy - 9:00 AM Herndon, VA Hourly Weather - Mostly Cloudy - 10:00 AM Herndon, VA Hourly Weather - Mostly Cloudy - 11:00 AM Herndon, VA Hourly Weather - Mostly Cloudy - 12:00 PM Herndon, VA Hourly Weather - Mostly Cloudy - 1:00 PM Herndon, VA Hourly Weather - Mostly Cloudy - 2:00 PM Herndon, VA Hourly Weather - Mostly Cloudy - 3:00 PM Herndon, VA Hourly Weather - Cloudy - 4:00 PM Herndon, VA Hourly Weather - Cloudy - 5:00 PM Herndon, VA Hourly Weather - Cloudy - 6:00 PM Herndon, VA Hourly Weather - Cloudy - 7:00 PM Herndon, VA Hourly Weather - Cloudy - 8:00 PM Herndon, VA Hourly Weather - Cloudy - 9:00 PM Herndon, VA Hourly Weather - Cloudy - 10:00 PM Herndon, VA Hourly Weather - Cloudy - 11:00 PM Herndon, VA Hourly Weather - Cloudy - 12:00 AM Herndon, VA Hourly Weather - Cloudy - 1:00 AM Herndon, VA Hourly Weather - Cloudy - 2:00 AM Herndon, VA Hourly Weather - Cloudy - 3:00 AM Herndon, VA Hourly Weather - Cloudy - 4:00 AM Herndon, VA Hourly Weather - Cloudy - 5:00 AM Herndon, VA Hourly Weather - Cloudy - 6:00 AM Herndon, VA Hourly Weather - Cloudy - 7:00 AM
Mostly Cloudy Mostly Cloudy Mostly Cloudy Mostly Cloudy Mostly Cloudy Mostly Cloudy Mostly Cloudy Mostly Cloudy Cloudy Cloudy Cloudy Cloudy Cloudy Cloudy Cloudy Cloudy Cloudy Cloudy Cloudy Cloudy Cloudy Cloudy Cloudy Cloudy
67°F19°C 69°F21°C 71°F22°C 73°F23°C 74°F23°C 76°F24°C 77°F25°C 78°F26°C 78°F26°C 79°F26°C 77°F25°C 76°F24°C 74°F23°C 73°F23°C 72°F22°C 71°F22°C 70°F21°C 70°F21°C 69°F21°C 69°F21°C 68°F20°C 68°F20°C 68°F20°C 68°F20°C
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0% 0% 0% 0% 0% 0% 0% 0% 0% 0% 0% 0% 0% 7% 7% 7% 7% 7% 7% 20% 20% 20% 20% 20%
59°F15°C 59°F15°C 58°F14°C 58°F14°C 58°F14°C 59°F15°C 59°F15°C 59°F15°C 60°F16°C 60°F16°C 61°F16°C 61°F16°C 62°F17°C 62°F17°C 63°F17°C 63°F17°C 63°F17°C 64°F18°C 64°F18°C 64°F18°C 65°F18°C 65°F18°C 65°F18°C 66°F19°C
76% 71% 64% 59% 57% 56% 54% 52% 54% 52% 58% 60% 66% 68% 73% 76% 79% 81% 84% 84% 90% 90% 90% 93%
NNE NE NE ENE E E SE SE SE SE SE SE SE SE SE SE SE SSE SSE SSE SSE SSE SSE S
7 mph 7 mph 6 mph 6 mph 6 mph 5 mph 5 mph 5 mph 7 mph 7 mph 7 mph 8 mph 8 mph 8 mph 8 mph 8 mph 8 mph 6 mph 6 mph 6 mph 6 mph 6 mph 6 mph 5 mph
10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km
Hour (EDT)
Weather
Clouds
Temperature
Precip. Type
POP
Dewpoint
Humidity
Wind Direction
Wind Speed
Visibility
POP = Probability of Precipitation. ** Indicates missing data/values from KIAD model statistics.

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Prob Precip % = Probability of Precipitation.

Herndon 36 Hour Forecast

POP = Probability of Precipitation. ** Indicates missing data/values from model statistics.

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