Current Weather Forecast for Herndon

PA 17830  |   9:39pm

Weather Conditions

25°

Feels Like 12°

Cloudy

23° 57° WIND ADVISORY

WIND ADVISORY

0

UV Index

Good

Air Quality

WNW 18 mph

Wind

0 in

snow

Tonight

Fri 12/19

20°

Lowest Temperature

6%

Partly to mostly cloudy. Low near 20F. Winds WNW at 15 to 25 mph.

Tomorrow

Sat 12/20

37°

Highest Temperature

2%

Intervals of clouds and sunshine. High 37F. Winds SSW at 5 to 10 mph.

Tomorrow night

Sat 12/20

31°

Lowest Temperature

4%

Partly cloudy skies. Low 31F. Winds SSW at 5 to 10 mph.

Next 12 Hours Next 7 Days

Next 12 Hours Forecast in Herndon

Hourly Weather Forecast & Temperature

10PM

25°

Feels Like 11°

WIND ADVISORY

Mostly Cloudy

WNW 18 mph

Wind

1015 mb

Pressure

56%

Humidity

0

UV Index

10mi

Visibility

68%

Cloud Cover

11PM

1%

25°

Feels Like 11°

WIND ADVISORY

Mostly Cloudy

WNW 18 mph

Wind

1016 mb

Pressure

56%

Humidity

0

UV Index

10mi

Visibility

65%

Cloud Cover

12AM

24°

Feels Like 11°

WIND ADVISORY

Partly Cloudy

WNW 16 mph

Wind

1018 mb

Pressure

59%

Humidity

0

UV Index

10mi

Visibility

59%

Cloud Cover

1AM

1%

24°

Feels Like 13°

WIND ADVISORY

Partly Cloudy

WNW 10 mph

Wind

1019 mb

Pressure

58%

Humidity

0

UV Index

10mi

Visibility

30%

Cloud Cover

2AM

1%

23°

Feels Like 13°

Partly Cloudy

WNW 8 mph

Wind

1020 mb

Pressure

61%

Humidity

0

UV Index

10mi

Visibility

46%

Cloud Cover

3AM

1%

23°

Feels Like 14°

Partly Cloudy

WNW 8 mph

Wind

1020 mb

Pressure

60%

Humidity

0

UV Index

10mi

Visibility

39%

Cloud Cover

4AM

1%

23°

Feels Like 15°

Clear

WNW 6 mph

Wind

1021 mb

Pressure

62%

Humidity

0

UV Index

10mi

Visibility

5%

Cloud Cover

5AM

2%

23°

Feels Like 16°

Clear

W 5 mph

Wind

1022 mb

Pressure

63%

Humidity

0

UV Index

10mi

Visibility

7%

Cloud Cover

6AM

2%

22°

Feels Like 17°

Clear

W 4 mph

Wind

1023 mb

Pressure

64%

Humidity

0

UV Index

10mi

Visibility

2%

Cloud Cover

7AM

3%

21°

Feels Like 21°

Clear

WSW 3 mph

Wind

1023 mb

Pressure

67%

Humidity

0

UV Index

10mi

Visibility

14%

Cloud Cover

8AM

2%

21°

Feels Like 17°

Sunny

WSW 3 mph

Wind

1024 mb

Pressure

67%

Humidity

0

UV Index

10mi

Visibility

5%

Cloud Cover

9AM

1%

24°

Feels Like 20°

Mostly Sunny

WSW 3 mph

Wind

1025 mb

Pressure

61%

Humidity

0

UV Index

10mi

Visibility

25%

Cloud Cover

Fri 12/19

Fri

6%

23°

57°

Partly cloudy. Lows overnight in the low 20s.

11°

Feels Like

WNW 18 mph

Wind

60%

Humidity

0

UV Index

7:26 AM

Sunrise

4:42 PM

Sunset

Sat 12/20

Sat

2%

20°

37°

Times of sun and clouds. Highs in the upper 30s and lows in the low 30s.

17°

Feels Like

SSW 9 mph

Wind

52%

Humidity

1

UV Index

7:27 AM

Sunrise

4:43 PM

Sunset

Sun 12/21

Sun

3%

20°

37°

Mix of sun and clouds. Highs in the upper 30s and lows in the upper teens.

19°

Feels Like

WNW 13 mph

Wind

52%

Humidity

2

UV Index

7:27 AM

Sunrise

4:43 PM

Sunset

Mon 12/22

Mon

6%

17°

35°

More sun than clouds. Highs in the mid 30s and lows in the mid 20s.

18°

Feels Like

W 5 mph

Wind

53%

Humidity

2

UV Index

7:28 AM

Sunrise

4:44 PM

Sunset

Tue 12/23

Tue

41%

28°

40°

Snow showers in the morning. Highs in the upper 30s and lows in the mid 30s.

25°

Feels Like

SSW 6 mph

Wind

77%

Humidity

1

UV Index

7:28 AM

Sunrise

4:44 PM

Sunset

Wed 12/24

Wed

4%

31°

43°

Mix of sun and clouds. Highs in the low 40s and lows in the low 30s.

29°

Feels Like

NNW 6 mph

Wind

55%

Humidity

2

UV Index

7:29 AM

Sunrise

4:45 PM

Sunset

Thu 12/25

Thu

33%

31°

44°

Morning showers. Highs in the mid 40s and lows in the low 40s.

33°

Feels Like

S 4 mph

Wind

75%

Humidity

1

UV Index

7:29 AM

Sunrise

4:45 PM

Sunset

Fri 12/26

Fri

36%

40°

51°

Showers ending by midday. Highs in the low 50s and lows in the mid 30s.

37°

Feels Like

WSW 9 mph

Wind

76%

Humidity

1

UV Index

7:29 AM

Sunrise

4:46 PM

Sunset

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