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 (%):
Tuesday Night
nt_tstorms Partly cloudy skies early then heavy thunderstorms late. Low around 65F. Winds SSW at 5 to 10 mph. Chance of rain 80%.
Hourly Forecast 6AM 12 Noon 6PM 12 Midnight
Temp. | Dew Point 67 | 66 86 | 71 84 | 68 71 | 69
Wind 0 mph East 0 mph West 1 mph West 2 mph SSW
Humidity 95% 61% 58% 94%
Chance of Precip. 0% 0% 0% 20%
Cloud Cover % % % 81%
Conditions Overcast
Sunrise & Sunset
5:47 AM
8:39 PM
Wednesday
clear Sunny along with a few clouds. A stray shower or thunderstorm is possible. High 89F. Winds W at 5 to 10 mph.
Wednesday Night
nt_partlycloudy A few clouds. A stray shower or thunderstorm is possible. Low 62F. Winds NNW at 5 to 10 mph.
Hourly Forecast 6AM 12 Noon 6PM 12 Midnight
Temp. | Dew Point 66 | 66 82 | 64 84 | 60 70 | 61
Wind 1 mph SW 8 mph WNW 7 mph WNW 3 mph NNW
Humidity 99% 54% 45% 74%
Chance of Precip. 0% 0% 20% 20%
Cloud Cover 41% 5% 30% 37%
Conditions Partly Cloudy Clear Partly Cloudy Partly Cloudy
Sunrise & Sunset
5:47 AM
8:39 PM
Thursday
chancetstorms Variable clouds with scattered showers and thunderstorms, mainly in the afternoon. High near 80F. Winds light and variable. Chance of rain 40%.
Thursday Night
nt_chancetstorms Scattered thunderstorms during the evening followed by occasional showers overnight. Low 61F. Winds light and variable. Chance of rain 60%. Rainfall near an inch.
Hourly Forecast 6AM 12 Noon 6PM 12 Midnight
Temp. | Dew Point 63 | 61 76 | 62 77 | 63 65 | 64
Wind 2 mph NNW 3 mph N 4 mph NNW 3 mph NNE
Humidity 90% 63% 64% 96%
Chance of Precip. 20% 40% 20% 60%
Cloud Cover 63% 50% 90% 76%
Conditions Mostly Cloudy Chance of a Thunderstorm Overcast Chance of a Thunderstorm
Sunrise & Sunset
5:48 AM
8:39 PM
Friday
chancetstorms Scattered thunderstorms in the morning, then cloudy skies late. High 82F. Winds ENE at 5 to 10 mph. Chance of rain 50%.
Friday Night
nt_chancerain Partly cloudy skies early will give way to occasional showers later during the night. Low 63F. Winds E at 5 to 10 mph. Chance of rain 40%.
Hourly Forecast 6AM 12 Noon 6PM 12 Midnight
Temp. | Dew Point 63 | 63 77 | 66 78 | 65 67 | 64
Wind 3 mph N 6 mph ENE 7 mph SE 3 mph ENE
Humidity 100% 69% 64% 91%
Chance of Precip. 60% 20% 20% 20%
Cloud Cover 94% 77% 89% 42%
Conditions Chance of Rain Mostly Cloudy Overcast Partly Cloudy
Sunrise & Sunset
5:48 AM
8:39 PM
Saturday
mostlycloudy Mostly cloudy skies. High 83F. Winds light and variable.
Saturday Night
nt_chancerain Partly cloudy skies early will give way to occasional showers later during the night. Low 63F. Winds light and variable. Chance of rain 40%.
Hourly Forecast 6AM 12 Noon 6PM 12 Midnight
Temp. | Dew Point 65 | 65 78 | 65 79 | 65 68 | 64
Wind 2 mph E 6 mph SE 5 mph SE 2 mph ESE
Humidity 100% 65% 62% 87%
Chance of Precip. 40% 10% 10% 10%
Cloud Cover 63% 73% 64% 52%
Conditions Chance of Rain Mostly Cloudy Mostly Cloudy Partly Cloudy
Sunrise & Sunset
5:49 AM
8:38 PM
Sunday
chancetstorms Scattered thunderstorms in the morning, with mostly cloudy skies late. High 86F. Winds SE at 5 to 10 mph. Chance of rain 40%.
Sunday Night
nt_chancerain Partly cloudy skies early followed by increasing clouds with showers developing later at night. Low 67F. Winds light and variable. Chance of rain 50%.
Hourly Forecast 6AM 12 Noon 6PM 12 Midnight
Temp. | Dew Point 65 | 65 78 | 69 82 | 65 71 | 66
Wind 1 mph SE 4 mph ESE 6 mph S 2 mph SSE
Humidity 100% 74% 55% 85%
Chance of Precip. 40% 10% 10% 40%
Cloud Cover 67% 81% 65% 61%
Conditions Chance of Rain Overcast Mostly Cloudy Chance of Rain
Sunrise & Sunset
5:49 AM
8:38 PM
Monday
chancetstorms Scattered thunderstorms. High 87F. Winds SSE at 5 to 10 mph. Chance of rain 60%.
Monday Night
nt_chancetstorms Scattered thunderstorms early. Skies will become mainly clear overnight. Low 66F. Winds ESE at 5 to 10 mph. Chance of rain 60%.
Hourly Forecast 6AM 12 Noon 6PM 12 Midnight
Temp. | Dew Point 68 | 67 83 | 68 82 | 67 70 | 66
Wind 1 mph SSE 5 mph SSE 7 mph SSE 3 mph ESE
Humidity 95% 61% 61% 90%
Chance of Precip. 50% 20% 60% 10%
Cloud Cover 72% 73% 50% 23%
Conditions Chance of Rain Mostly Cloudy Chance of a Thunderstorm Clear
Sunrise & Sunset
5:50 AM
8:38 PM
Tuesday
partlycloudy Partly cloudy. High 89F. Winds SSW at 5 to 10 mph.
Tuesday Night
nt_chancetstorms Variable clouds with showers and scattered thunderstorms. Storms more numerous during the evening. Low 68F. Winds SSW at 5 to 10 mph. Chance of rain 50%.
Hourly Forecast 6AM 12 Noon 6PM 12 Midnight
Temp. | Dew Point 68 | 67 83 | 68 84 | 69 74 | 71
Wind 2 mph SSE 7 mph SSW 8 mph SSW 4 mph SSW
Humidity 99% 61% 61% 90%
Chance of Precip. 20% 10% 20% 50%
Cloud Cover 14% 50% 52% 50%
Conditions Clear Partly Cloudy Partly Cloudy Chance of a Thunderstorm
Sunrise & Sunset
5:50 AM
8:38 PM
Wednesday
chancetstorms Showers early then scattered thunderstorms developing later in the day. High 87F. Winds WSW at 5 to 10 mph. Chance of rain 50%.
Wednesday Night
nt_chancetstorms Scattered thunderstorms in the evening with a few showers possible late. Low 67F. Winds WNW at 5 to 10 mph. Chance of rain 40%.
Hourly Forecast 6AM 12 Noon 6PM 12 Midnight
Temp. | Dew Point 69 | 69 82 | 71 83 | 71 73 | 70
Wind 3 mph SSW 8 mph W 8 mph W 4 mph WSW
Humidity 100% 70% 68% 91%
Chance of Precip. 50% 40% 40% 30%
Cloud Cover 62% 79% 66% 52%
Conditions Chance of Rain Chance of Rain Chance of a Thunderstorm Chance of Rain
Sunrise & Sunset
5:51 AM
8:37 PM
Thursday
chancerain A mix of clouds and sun in the morning giving way to a few showers during the afternoon. High around 90F. Winds NW at 5 to 10 mph. Chance of rain 30%.
Thursday Night
nt_chancetstorms Variable clouds with thunderstorms, especially overnight. Low 68F. Winds NNW at 5 to 10 mph. Chance of rain 40%.
Hourly Forecast 6AM 12 Noon 6PM 12 Midnight
Temp. | Dew Point 69 | 69 83 | 67 85 | 67 73 | 67
Wind 3 mph NNW 8 mph NW 7 mph NW 4 mph N
Humidity 100% 58% 55% 79%
Chance of Precip. 20% 10% 30% 30%
Cloud Cover 56% 50% 46% 41%
Conditions Partly Cloudy Partly Cloudy Chance of Rain Chance of a Thunderstorm
Sunrise & Sunset
5:52 AM
8:37 PM
Friday
chancetstorms Scattered thunderstorms in the morning, with lots of sunshine late. High around 90F. Winds NW at 5 to 10 mph. Chance of rain 40%.
Friday Night
nt_clear A few clouds from time to time. Low 67F. Winds W at 5 to 10 mph.
Hourly Forecast 6AM 12 Noon 6PM 12 Midnight
Temp. | Dew Point 69 | 65 84 | 65 85 | 65 73 | 65
Wind 4 mph NNW 6 mph NW 6 mph W 4 mph WSW
Humidity 86% 52% 51% 76%
Chance of Precip. 40% 20% 20% 20%
Cloud Cover 50% 31% 24% 24%
Conditions Chance of Rain Partly Cloudy Clear Clear
Sunrise & Sunset
Sun does not rise
Saturday
clear A mainly sunny sky. High near 90F. Winds W at 5 to 10 mph.
Saturday Night
nt_clear Mostly clear skies. Low 67F. Winds light and variable.
Hourly Forecast 6AM 12 Noon 6PM 12 Midnight
Temp. | Dew Point 68 | 64 84 | 63 85 | 65 72 | 66
Wind 4 mph WNW 7 mph WNW 6 mph W 4 mph W
Humidity 86% 50% 51% 79%
Chance of Precip. 10% 0% 10% 10%
Cloud Cover 19% 16% 18% 20%
Conditions Clear Clear Clear Clear
Sunrise & Sunset
Sun does not rise
Sunday
clear A few clouds from time to time. High 89F. Winds W at 5 to 10 mph.
Sunday Night
nt_clear Mostly clear skies. Low 67F. Winds light and variable.
Hourly Forecast 6AM 12 Noon 6PM 12 Midnight
Temp. | Dew Point 68 | 64 84 | 63 84 | 66 72 | 66
Wind 4 mph WNW 7 mph WNW 6 mph W 4 mph SSW
Humidity 86% 50% 54% 79%
Chance of Precip. 10% 10% 20% 20%
Cloud Cover 22% 19% 22% 19%
Conditions Clear Clear Clear Clear
Sunrise & Sunset
Sun does not rise
Monday
clear Mostly sunny skies. High 89F. Winds W at 5 to 10 mph.
Monday Night
nt_chancetstorms Scattered thunderstorms. Low 68F. Winds light and variable. Chance of rain 50%.
Hourly Forecast 6AM 12 Noon 6PM 12 Midnight
Temp. | Dew Point 68 | 64 83 | 65 84 | 67 73 | 66
Wind 4 mph W 7 mph WNW 7 mph W 4 mph WSW
Humidity 87% 55% 56% 80%
Chance of Precip. 20% 20% 20% 50%
Cloud Cover 23% 30% 42% 50%
Conditions Clear Partly Cloudy Partly Cloudy Chance of a Thunderstorm
Sunrise & Sunset
Sun does not rise
Tuesday
chancetstorms Scattered thunderstorms in the morning. Partly cloudy skies late. High around 90F. Winds W at 5 to 10 mph. Chance of rain 50%.
Tuesday Night
nt_partlycloudy Partly cloudy skies. Low 68F. Winds WSW at 5 to 10 mph.
Hourly Forecast 6AM 12 Noon 6PM 12 Midnight
Temp. | Dew Point 69 | 65 84 | 65 85 | 66 73 | 66
Wind 4 mph WNW 7 mph WNW 7 mph WSW 4 mph SSW
Humidity 86% 52% 52% 79%
Chance of Precip. 50% 20% 20% 20%
Cloud Cover 50% 47% 31% 34%
Conditions Chance of a Thunderstorm Partly Cloudy Partly Cloudy Partly Cloudy
Sunrise & Sunset
Sun does not rise