Hourly Weather Forecast for Saturday

Ashburn, Virginia (20146)
Source 
Forecast data derived from Weather Underground BestForecast
Temperature / Dew Point (°F):
Humidity (%):
Pressure (in):
Wind (mph):
Conditions:
Probability of Precipitation (%):
Cloud Cover (%):
Friday
cloudy Generally cloudy. A stray shower or thunderstorm is possible. High 82F. Winds ESE at 5 to 10 mph.
Friday Night
nt_tstorms Cloudy skies early with scattered thunderstorms developing late. Low 66F. Winds ESE at 5 to 10 mph. Chance of rain 60%.
Hourly Forecast 6AM 12 Noon 6PM 12 Midnight
Temp. | Dew Point 61 | 61 78 | 64 78 | 63 69 | 67
Wind 0 mph NNE 4 mph SE 7 mph SE 5 mph ESE
Humidity 98% 63% 61% 94%
Chance of Precip. 0% 0% 20% 50%
Cloud Cover % 60% 94% 77%
Conditions Mostly Cloudy Overcast Chance of a Thunderstorm
Sunrise & Sunset
5:48 AM
8:39 PM
Saturday
chancetstorms Rain showers in the morning with scattered thunderstorms arriving in the afternoon. High 79F. Winds NNW at 5 to 10 mph. Chance of rain 60%.
Saturday Night
nt_chancetstorms Scattered thunderstorms in the evening. Partly cloudy skies overnight. Low 61F. Winds N at 5 to 10 mph. Chance of rain 40%.
Hourly Forecast 6AM 12 Noon 6PM 12 Midnight
Temp. | Dew Point 67 | 67 75 | 68 76 | 68 66 | 66
Wind 4 mph E 7 mph NW 8 mph NNW 2 mph N
Humidity 100% 80% 76% 99%
Chance of Precip. 60% 50% 50% 10%
Cloud Cover 95% 91% 79% 52%
Conditions Chance of a Thunderstorm Chance of a Thunderstorm Chance of a Thunderstorm Partly Cloudy
Sunrise & Sunset
5:49 AM
8:39 PM
Sunday
partlycloudy Intervals of clouds and sunshine in the morning with more clouds for later in the day. High near 85F. Winds light and variable.
Sunday Night
nt_mostlycloudy Partly cloudy skies in the evening, then becoming cloudy overnight. Low around 65F. Winds light and variable.
Hourly Forecast 6AM 12 Noon 6PM 12 Midnight
Temp. | Dew Point 63 | 63 79 | 66 81 | 64 70 | 66
Wind 0 mph N 3 mph ESE 4 mph SE 2 mph SE
Humidity 100% 64% 56% 90%
Chance of Precip. 10% 0% 0% 10%
Cloud Cover 55% 72% 73% 68%
Conditions Partly Cloudy Mostly Cloudy Mostly Cloudy Mostly Cloudy
Sunrise & Sunset
5:49 AM
8:38 PM
Monday
chancetstorms Mixed clouds and sun with scattered thunderstorms. High 83F. Winds ESE at 5 to 10 mph. Chance of rain 60%.
Monday Night
nt_chancetstorms Scattered showers and thunderstorms. Low near 65F. Winds light and variable. Chance of rain 40%.
Hourly Forecast 6AM 12 Noon 6PM 12 Midnight
Temp. | Dew Point 66 | 66 78 | 69 80 | 68 69 | 68
Wind 1 mph E 7 mph ESE 7 mph ESE 3 mph SE
Humidity 100% 74% 66% 96%
Chance of Precip. 40% 20% 40% 40%
Cloud Cover 86% 71% 72% 78%
Conditions Chance of Rain Mostly Cloudy Chance of a Thunderstorm Chance of a Thunderstorm
Sunrise & Sunset
5:50 AM
8:38 PM
Tuesday
partlycloudy Intervals of clouds and sunshine. High 89F. Winds SSW at 5 to 10 mph.
Tuesday Night
nt_partlycloudy A few clouds. Low 69F. Winds SSW at 5 to 10 mph.
Hourly Forecast 6AM 12 Noon 6PM 12 Midnight
Temp. | Dew Point 66 | 66 82 | 71 86 | 69 74 | 71
Wind 1 mph SSW 6 mph S 9 mph S 4 mph SSW
Humidity 100% 69% 58% 91%
Chance of Precip. 10% 20% 10% 10%
Cloud Cover 61% 54% 42% 30%
Conditions Mostly Cloudy Partly Cloudy Partly Cloudy Partly Cloudy
Sunrise & Sunset
5:50 AM
8:38 PM
Wednesday
chancetstorms Partly cloudy with afternoon showers or thunderstorms. High 92F. Winds SW at 5 to 10 mph. Chance of rain 50%.
Wednesday Night
nt_chancerain Variable clouds with showers at times, and perhaps a rumble or two of thunder, especially early. Low 69F. Winds W at 5 to 10 mph. Chance of rain 40%.
Hourly Forecast 6AM 12 Noon 6PM 12 Midnight
Temp. | Dew Point 70 | 70 87 | 73 86 | 73 74 | 71
Wind 3 mph WSW 7 mph SSW 9 mph WSW 4 mph W
Humidity 100% 62% 66% 89%
Chance of Precip. 10% 60% 30% 40%
Cloud Cover 63% 50% 51% 58%
Conditions Mostly Cloudy Chance of a Thunderstorm Chance of a Thunderstorm Chance of Rain
Sunrise & Sunset
5:51 AM
8:38 PM
Thursday
chancetstorms Showers early then scattered thunderstorms developing later in the day. High 84F. Winds WSW at 5 to 10 mph. Chance of rain 40%.
Thursday Night
nt_chancetstorms Scattered thunderstorms during the evening, then partly cloudy overnight. Low 68F. Winds W at 5 to 10 mph. Chance of rain 40%.
Hourly Forecast 6AM 12 Noon 6PM 12 Midnight
Temp. | Dew Point 70 | 69 82 | 71 83 | 71 73 | 70
Wind 3 mph WNW 7 mph SW 6 mph W 4 mph W
Humidity 96% 68% 68% 90%
Chance of Precip. 20% 40% 40% 20%
Cloud Cover 24% 80% 62% 41%
Conditions Clear Chance of Rain Chance of a Thunderstorm Partly Cloudy
Sunrise & Sunset
5:52 AM
8:37 PM
Friday
partlycloudy Partly to mostly cloudy. High 88F. Winds WNW at 5 to 10 mph.
Friday Night
nt_clear Mainly clear. Low 67F. Winds WNW at 5 to 10 mph.
Hourly Forecast 6AM 12 Noon 6PM 12 Midnight
Temp. | Dew Point 69 | 67 84 | 67 85 | 67 73 | 68
Wind 4 mph WNW 8 mph WNW 7 mph W 4 mph WNW
Humidity 94% 56% 56% 86%
Chance of Precip. 20% 10% 20% 10%
Cloud Cover 71% 50% 25% 18%
Conditions Mostly Cloudy Partly Cloudy Clear Clear
Sunrise & Sunset
5:52 AM
8:37 PM
Saturday
clear Sunshine. High around 90F. Winds WNW at 5 to 10 mph.
Saturday Night
nt_clear A mostly clear sky. Low 69F. Winds WSW at 5 to 10 mph.
Hourly Forecast 6AM 12 Noon 6PM 12 Midnight
Temp. | Dew Point 68 | 66 84 | 67 86 | 67 74 | 69
Wind 3 mph WNW 7 mph WNW 7 mph W 4 mph SW
Humidity 94% 57% 54% 85%
Chance of Precip. 0% 10% 20% 10%
Cloud Cover 16% 21% 25% 20%
Conditions Clear Clear Clear Clear
Sunrise & Sunset
5:53 AM
8:36 PM
Sunday
partlycloudy Sunshine and clouds mixed. High 92F. Winds W at 5 to 10 mph.
Sunday Night
nt_chancetstorms Variable clouds with thunderstorms, especially overnight. Low near 70F. Winds W at 5 to 10 mph. Chance of rain 40%.
Hourly Forecast 6AM 12 Noon 6PM 12 Midnight
Temp. | Dew Point 71 | 69 86 | 69 88 | 69 75 | 69
Wind 4 mph WSW 9 mph WNW 7 mph W 4 mph W
Humidity 94% 57% 54% 81%
Chance of Precip. 10% 10% 20% 30%
Cloud Cover 12% 41% 33% 43%
Conditions Clear Partly Cloudy Partly Cloudy Chance of a Thunderstorm
Sunrise & Sunset
5:54 AM
8:36 PM
Monday
chancetstorms Partly cloudy with isolated thunderstorms possible. High 92F. Winds W at 5 to 10 mph. Chance of rain 30%.
Monday Night
nt_chancetstorms Scattered showers and thunderstorms. Low around 70F. Winds WNW at 5 to 10 mph. Chance of rain 40%.
Hourly Forecast 6AM 12 Noon 6PM 12 Midnight
Temp. | Dew Point 71 | 69 87 | 69 89 | 70 76 | 69
Wind 4 mph W 8 mph W 7 mph W 4 mph WNW
Humidity 93% 56% 54% 81%
Chance of Precip. 10% 20% 30% 40%
Cloud Cover 36% 34% 37% 50%
Conditions Partly Cloudy Partly Cloudy Chance of a Thunderstorm Chance of a Thunderstorm
Sunrise & Sunset
Sun does not rise
Tuesday
chancetstorms Scattered showers and thunderstorms. High 92F. Winds WNW at 5 to 10 mph. Chance of rain 40%.
Tuesday Night
nt_chancetstorms Scattered showers and thunderstorms. Low 69F. Winds light and variable. Chance of rain 40%.
Hourly Forecast 6AM 12 Noon 6PM 12 Midnight
Temp. | Dew Point 72 | 69 86 | 68 88 | 68 75 | 69
Wind 4 mph WNW 8 mph WNW 6 mph W 3 mph W
Humidity 90% 55% 53% 80%
Chance of Precip. 40% 40% 40% 40%
Cloud Cover 50% 50% 50% 50%
Conditions Chance of a Thunderstorm Chance of a Thunderstorm Chance of a Thunderstorm Chance of a Thunderstorm
Sunrise & Sunset
Sun does not rise
Wednesday
chancetstorms Scattered showers and thunderstorms. High 92F. Winds W at 5 to 10 mph. Chance of rain 40%.
Wednesday Night
nt_chancetstorms Partly to mostly cloudy skies with scattered thunderstorms mainly before midnight. Low near 70F. Winds WNW at 5 to 10 mph. Chance of rain 40%.
Hourly Forecast 6AM 12 Noon 6PM 12 Midnight
Temp. | Dew Point 71 | 68 86 | 68 87 | 67 75 | 69
Wind 4 mph WNW 7 mph W 7 mph W 3 mph W
Humidity 92% 56% 51% 83%
Chance of Precip. 40% 30% 40% 30%
Cloud Cover 50% 39% 50% 35%
Conditions Chance of a Thunderstorm Chance of a Thunderstorm Chance of a Thunderstorm Chance of a Thunderstorm
Sunrise & Sunset
Sun does not rise
Thursday
clear A few clouds from time to time. High 92F. Winds WNW at 5 to 10 mph.
Thursday Night
nt_chancetstorms Isolated thunderstorms in the evening with a few showers possible overnight. Low 69F. Winds light and variable. Chance of rain 30%.
Hourly Forecast 6AM 12 Noon 6PM 12 Midnight
Temp. | Dew Point 71 | 67 86 | 68 87 | 67 75 | 67
Wind 4 mph NW 7 mph WNW 6 mph WNW 3 mph WNW
Humidity 87% 54% 51% 76%
Chance of Precip. 20% 20% 30% 20%
Cloud Cover 24% 21% 35% 25%
Conditions Clear Clear Chance of a Thunderstorm Clear
Sunrise & Sunset
Sun does not rise
Friday
chancerain Considerable cloudiness with occasional rain showers. High 92F. Winds WNW at 5 to 10 mph. Chance of rain 50%.
Friday Night
nt_chancetstorms Isolated thunderstorms during the evening, becoming clear overnight. Low 67F. Winds NW at 5 to 10 mph. Chance of rain 30%.
Hourly Forecast 6AM 12 Noon 6PM 12 Midnight
Temp. | Dew Point 71 | 66 86 | 65 88 | 65 74 | 66
Wind 4 mph NW 7 mph WNW 8 mph WNW 4 mph NW
Humidity 85% 49% 48% 76%
Chance of Precip. 30% 40% 20% 20%
Cloud Cover 40% 50% 21% 19%
Conditions Chance of Rain Chance of Rain Clear Clear
Sunrise & Sunset
Sun does not rise