Hourly Weather Forecast for Wednesday

Dulles, Virginia (20189)
Source 
Forecast data derived from Weather Underground BestForecast
Temperature / Dew Point (°F):
Humidity (%):
Pressure (in):
Wind (mph):
Conditions:
Probability of Precipitation (%):
Cloud Cover (%):
Saturday Night
nt_clear Clear to partly cloudy. Low 24F. Winds light and variable.
Hourly Forecast 6AM 12 Noon 6PM 12 Midnight
Temp. | Dew Point 15 | 5 27 | 8 29 | 12 25 | 16
Wind 0 mph WNW 2 mph NW 4 mph WNW 1 mph SW
Humidity 64% 44% 49% 68%
Chance of Precip. 0% 0% 0% 0%
Cloud Cover % % 11% 20%
Conditions Clear Clear
Sunrise & Sunset
7:17 AM
5:29 PM
Sunday
snow Mainly cloudy with a mixture of rain and snow showers developing in the afternoon. High 41F. Winds light and variable. Chance of rain 30%.
Sunday Night
nt_rain Periods of rain. Low 34F. Winds SE at 5 to 10 mph. Chance of rain 90%. Rainfall around a half an inch.
Hourly Forecast 6AM 12 Noon 6PM 12 Midnight
Temp. | Dew Point 26 | 18 37 | 24 36 | 25 36 | 32
Wind 3 mph SSW 5 mph SSE 4 mph SE 6 mph SE
Humidity 72% 60% 64% 86%
Chance of Precip. 0% 0% 30% 90%
Cloud Cover 86% 83% 72% 100%
Conditions Overcast Overcast Chance of Rain Rain
Sunrise & Sunset
7:16 AM
5:30 PM
Monday
chancerain Becoming partly cloudy and windy after some morning light rain. High 47F. Winds WNW at 25 to 35 mph. Chance of rain 80%.
Monday Night
nt_partlycloudy Partly cloudy. Windy early. Low 17F. NW winds at 20 to 30 mph, decreasing to 10 to 15 mph.
Hourly Forecast 6AM 12 Noon 6PM 12 Midnight
Temp. | Dew Point 42 | 42 47 | 40 28 | 13 20 | 8
Wind 8 mph S 17 mph WNW 23 mph NW 14 mph NW
Humidity 99% 78% 54% 58%
Chance of Precip. 70% 40% 0% 0%
Cloud Cover 100% 82% 22% 6%
Conditions Rain Chance of Rain Partly Cloudy Clear
Sunrise & Sunset
7:15 AM
5:31 PM
Tuesday
clear Sunshine along with some cloudy intervals. High 36F. Winds W at 5 to 10 mph.
Tuesday Night
nt_clear Partly cloudy. Low 24F. Winds light and variable.
Hourly Forecast 6AM 12 Noon 6PM 12 Midnight
Temp. | Dew Point 18 | 7 28 | 10 28 | 11 26 | 14
Wind 9 mph NNW 6 mph WNW 4 mph SSE 4 mph SSE
Humidity 62% 44% 48% 61%
Chance of Precip. 0% 0% 0% 0%
Cloud Cover 53% 31% 7% 6%
Conditions Partly Cloudy Partly Cloudy Clear Clear
Sunrise & Sunset
7:14 AM
5:33 PM
Wednesday
mostlycloudy Considerable cloudiness. High 48F. Winds SSW at 5 to 10 mph.
Wednesday Night
nt_cloudy Cloudy. Low 29F. Winds NW at 10 to 15 mph.
Hourly Forecast 6AM 12 Noon 6PM 12 Midnight
Temp. | Dew Point 25 | 17 41 | 24 39 | 29 34 | 29
Wind 4 mph S 9 mph SSW 5 mph WSW 6 mph NW
Humidity 70% 50% 67% 81%
Chance of Precip. 0% 0% 0% 10%
Cloud Cover 66% 80% 73% 90%
Conditions Mostly Cloudy Overcast Mostly Cloudy Overcast
Sunrise & Sunset
7:13 AM
5:34 PM
Thursday
partlycloudy Intervals of clouds and sunshine. High 29F. Winds NNW at 10 to 15 mph.
Thursday Night
nt_partlycloudy A few clouds. Low near 15F. Winds N at 5 to 10 mph.
Hourly Forecast 6AM 12 Noon 6PM 12 Midnight
Temp. | Dew Point 30 | 13 28 | 5 24 | 6 19 | 7
Wind 12 mph NNW 11 mph NNW 9 mph NNW 7 mph N
Humidity 49% 38% 46% 59%
Chance of Precip. 10% 10% 0% 0%
Cloud Cover 82% 37% 36% 42%
Conditions Overcast Partly Cloudy Partly Cloudy Partly Cloudy
Sunrise & Sunset
7:12 AM
5:35 PM
Friday
partlycloudy Some clouds in the morning will give way to mainly sunny skies for the afternoon. High 32F. Winds NNW at 5 to 10 mph.
Friday Night
nt_clear A few clouds from time to time. Low 17F. Winds SSW at 5 to 10 mph.
Hourly Forecast 6AM 12 Noon 6PM 12 Midnight
Temp. | Dew Point 16 | 3 27 | 4 24 | 5 20 | 5
Wind 5 mph N 9 mph NW 5 mph NE 5 mph SSW
Humidity 54% 37% 44% 52%
Chance of Precip. 0% 0% 0% 0%
Cloud Cover 62% 3% 7% 26%
Conditions Mostly Cloudy Clear Clear Clear
Sunrise & Sunset
7:11 AM
5:36 PM
Saturday
partlycloudy Partly cloudy. High 41F. Winds W at 5 to 10 mph.
Saturday Night
nt_mostlycloudy Considerable cloudiness. Low 24F. Winds light and variable.
Hourly Forecast 6AM 12 Noon 6PM 12 Midnight
Temp. | Dew Point 20 | 10 35 | 13 33 | 15 28 | 12
Wind 6 mph W 8 mph W 4 mph WSW 4 mph N
Humidity 64% 40% 47% 52%
Chance of Precip. 0% 0% 0% 10%
Cloud Cover 27% 43% 76% 78%
Conditions Clear Partly Cloudy Mostly Cloudy Mostly Cloudy
Sunrise & Sunset
7:10 AM
5:37 PM
Sunday
sleet Rain and freezing rain to start. Then a transition to a mixture of frozen precipitation in the afternoon. High 38F. Winds NNE at 5 to 10 mph. Chance of precip 50%.
Sunday Night
nt_sleet Periods of light wintry precipitation. Low 26F. Winds light and variable. Chance of precip 60%. Snow and ice accumulations around one inch.
Hourly Forecast 6AM 12 Noon 6PM 12 Midnight
Temp. | Dew Point 25 | 17 34 | 19 32 | 19 27 | 23
Wind 5 mph NNE 5 mph N 4 mph NE 4 mph NNE
Humidity 71% 53% 58% 85%
Chance of Precip. 10% 30% 50% 50%
Cloud Cover 76% 91% 88% 87%
Conditions Mostly Cloudy Chance of Rain Ice Pellets Ice Pellets
Sunrise & Sunset
7:09 AM
5:38 PM
Monday
snow Snow showers in the morning will give way to a mixture of rain and snow in the afternoon. High 37F. Winds NNE at 5 to 10 mph. Chance of precip 60%. 1 to 3 inches of snow expected.
Monday Night
nt_sleet A wintry mix early will taper to a few snow showers late. Low 29F. Winds light and variable. Chance of precip 60%.
Hourly Forecast 6AM 12 Noon 6PM 12 Midnight
Temp. | Dew Point 28 | 18 35 | 24 32 | 25 30 | 23
Wind 5 mph NNE 7 mph N 6 mph NNE 5 mph NNE
Humidity 67% 64% 76% 75%
Chance of Precip. 60% 60% 60% 30%
Cloud Cover 86% 71% 83% 68%
Conditions Snow Showers Snow Showers Ice Pellets Snow Showers
Sunrise & Sunset
7:08 AM
5:40 PM
Tuesday
snow Scattered snow flurries and snow showers before noon. Becoming partly cloudy later. High 41F. Winds light and variable. Chance of snow 30%.
Tuesday Night
nt_chancesnow On and off snow showers early. Breaks in the overcast later. Low 29F. Winds N at 5 to 10 mph. Chance of snow 30%.
Hourly Forecast 6AM 12 Noon 6PM 12 Midnight
Temp. | Dew Point 30 | 22 38 | 28 36 | 28 33 | 26
Wind 6 mph NNE 5 mph N 2 mph NNE 3 mph N
Humidity 74% 67% 72% 75%
Chance of Precip. 30% 20% 20% 30%
Cloud Cover 40% 40% 45% 48%
Conditions Snow Showers Partly Cloudy Partly Cloudy Snow Showers
Sunrise & Sunset
Sun does not rise
Wednesday
partlycloudy Intervals of clouds and sunshine. High 43F. Winds NW at 10 to 15 mph.
Wednesday Night
nt_snow Rain and snow in the evening transitioning to snow showers late. Low 28F. Winds NW at 5 to 10 mph. Chance of precip 50%. About one inch of snow expected.
Hourly Forecast 6AM 12 Noon 6PM 12 Midnight
Temp. | Dew Point 30 | 24 40 | 29 37 | 28 31 | 25
Wind 6 mph NNW 10 mph NW 8 mph NW 7 mph NW
Humidity 78% 65% 70% 78%
Chance of Precip. 20% 20% 20% 50%
Cloud Cover 41% 38% 44% 52%
Conditions Partly Cloudy Partly Cloudy Partly Cloudy Snow Showers
Sunrise & Sunset
Sun does not rise
Thursday
snow Snow showers in the morning will give way to a mixture of rain and snow in the afternoon. High 38F. Winds NNW at 10 to 15 mph. Chance of precip 50%. About one inch of snow expected.
Thursday Night
nt_snow Snow showers early with a chance of lingering snow showers later. Low 24F. Winds NW at 5 to 10 mph. Chance of snow 50%. Snow accumulations less than one inch.
Hourly Forecast 6AM 12 Noon 6PM 12 Midnight
Temp. | Dew Point 29 | 24 36 | 22 33 | 21 28 | 21
Wind 9 mph NNW 11 mph NW 5 mph NNW 6 mph NNW
Humidity 82% 59% 62% 74%
Chance of Precip. 50% 40% 50% 40%
Cloud Cover 62% 65% 66% 52%
Conditions Snow Showers Snow Showers Snow Snow Showers
Sunrise & Sunset
Sun does not rise
Friday
snow Some rain and snow throughout the day. High around 40F. Winds NW at 5 to 10 mph. Chance of precip 40%.
Friday Night
nt_partlycloudy Partly cloudy. Low 23F. Winds NW at 5 to 10 mph.
Hourly Forecast 6AM 12 Noon 6PM 12 Midnight
Temp. | Dew Point 25 | 18 36 | 21 32 | 25 27 | 24
Wind 7 mph NW 9 mph NW 6 mph NNW 6 mph NNW
Humidity 74% 54% 74% 86%
Chance of Precip. 30% 20% 40% 20%
Cloud Cover 41% 36% 50% 39%
Conditions Snow Showers Partly Cloudy Snow Showers Partly Cloudy
Sunrise & Sunset
Sun does not rise
Saturday
partlycloudy Partly cloudy skies. High around 35F. Winds NW at 10 to 15 mph.
Saturday Night
nt_partlycloudy A few clouds from time to time. Low near 20F. Winds NW at 5 to 10 mph.
Hourly Forecast 6AM 12 Noon 6PM 12 Midnight
Temp. | Dew Point 24 | 21 32 | 19 30 | 18 23 | 16
Wind 6 mph WNW 11 mph NW 8 mph NW 7 mph NNW
Humidity 87% 58% 60% 73%
Chance of Precip. 20% 10% 10% 20%
Cloud Cover 49% 55% 59% 42%
Conditions Partly Cloudy Partly Cloudy Partly Cloudy Partly Cloudy
Sunrise & Sunset
Sun does not rise