Hourly Weather Forecast for Wednesday

McLean, Virginia (20818)
Source 
Forecast data derived from Weather Underground BestForecast
Temperature / Dew Point (°F):
Humidity (%):
Pressure (in):
Wind (mph):
Conditions:
Probability of Precipitation (%):
Cloud Cover (%):
Thursday Night
nt_partlycloudy Partly cloudy. A stray shower or thunderstorm is possible. Low 62F. Winds light and variable.
Hourly Forecast 6AM 12 Noon 6PM 12 Midnight
Temp. | Dew Point 71 | 11 75 | 15 75 | 15 67 | 65
Wind 0 mph North 0 mph North 0 mph North 1 mph NNW
Humidity 1% 1% 1% 91%
Chance of Precip. 0% 0% 0% 20%
Cloud Cover % % % 30%
Conditions Partly Cloudy
Sunrise & Sunset
5:47 AM
8:37 PM
Friday
cloudy Cloudy skies. A stray shower or thunderstorm is possible. High near 80F. Winds E at 5 to 10 mph.
Friday Night
nt_chancetstorms Variably cloudy with scattered thunderstorms. Low near 65F. Winds E at 5 to 10 mph. Chance of rain 40%.
Hourly Forecast 6AM 12 Noon 6PM 12 Midnight
Temp. | Dew Point 65 | 62 76 | 65 76 | 62 68 | 67
Wind 0 mph NE 5 mph ESE 7 mph ESE 4 mph E
Humidity 91% 71% 63% 94%
Chance of Precip. 0% 0% 30% 40%
Cloud Cover 62% 91% 86% 78%
Conditions Mostly Cloudy Overcast Chance of a Thunderstorm Chance of a Thunderstorm
Sunrise & Sunset
5:47 AM
8:37 PM
Saturday
chancetstorms Mixed clouds and sun with scattered thunderstorms. High 78F. Winds N at 5 to 10 mph. Chance of rain 60%.
Saturday Night
nt_chancetstorms Widely scattered showers or a thunderstorm early. Then partly cloudy. Low 63F. Winds light and variable. Chance of rain 30%.
Hourly Forecast 6AM 12 Noon 6PM 12 Midnight
Temp. | Dew Point 66 | 66 74 | 68 76 | 65 68 | 65
Wind 4 mph ENE 6 mph NW 8 mph NNW 2 mph ENE
Humidity 100% 80% 69% 92%
Chance of Precip. 40% 40% 20% 10%
Cloud Cover 96% 79% 54% 51%
Conditions Chance of a Thunderstorm Chance of a Thunderstorm Partly Cloudy Partly Cloudy
Sunrise & Sunset
5:48 AM
8:37 PM
Sunday
partlycloudy Partly cloudy skies. High 84F. Winds light and variable.
Sunday Night
nt_chancerain Mostly cloudy in the evening then periods of showers after midnight. Low around 65F. Winds light and variable. Chance of rain 40%.
Hourly Forecast 6AM 12 Noon 6PM 12 Midnight
Temp. | Dew Point 64 | 63 79 | 64 81 | 62 70 | 66
Wind 0 mph NE 3 mph ESE 4 mph SE 2 mph SSE
Humidity 95% 60% 53% 86%
Chance of Precip. 10% 0% 0% 10%
Cloud Cover 62% 53% 67% 72%
Conditions Mostly Cloudy Partly Cloudy Mostly Cloudy Mostly Cloudy
Sunrise & Sunset
5:48 AM
8:37 PM
Monday
chancetstorms Mixed clouds and sun with scattered thunderstorms. High 84F. Winds ESE at 5 to 10 mph. Chance of rain 40%.
Monday Night
nt_chancetstorms Mostly cloudy with scattered thunderstorms mainly before midnight. Low 66F. Winds S at 5 to 10 mph. Chance of rain 50%.
Hourly Forecast 6AM 12 Noon 6PM 12 Midnight
Temp. | Dew Point 67 | 65 78 | 67 81 | 68 71 | 67
Wind 1 mph ESE 5 mph ESE 7 mph SE 3 mph S
Humidity 95% 69% 65% 88%
Chance of Precip. 40% 40% 40% 10%
Cloud Cover 82% 76% 63% 60%
Conditions Chance of Rain Chance of a Thunderstorm Chance of a Thunderstorm Mostly Cloudy
Sunrise & Sunset
5:49 AM
8:37 PM
Tuesday
chancetstorms Partial cloudiness early, with scattered showers and thunderstorms in the afternoon. High 87F. Winds SW at 5 to 10 mph. Chance of rain 40%.
Tuesday Night
nt_partlycloudy Partly cloudy. Low 69F. Winds S at 5 to 10 mph.
Hourly Forecast 6AM 12 Noon 6PM 12 Midnight
Temp. | Dew Point 68 | 67 81 | 69 83 | 69 73 | 71
Wind 2 mph WSW 5 mph S 7 mph S 3 mph S
Humidity 97% 68% 63% 92%
Chance of Precip. 10% 40% 10% 10%
Cloud Cover 71% 50% 27% 29%
Conditions Mostly Cloudy Chance of a Thunderstorm Clear Clear
Sunrise & Sunset
5:49 AM
8:36 PM
Wednesday
chancetstorms Partly cloudy with afternoon showers or thunderstorms. High 91F. Winds SSW at 5 to 10 mph. Chance of rain 40%.
Wednesday Night
nt_chancetstorms Scattered thunderstorms in the evening. Partly cloudy skies overnight. Low around 70F. Winds SSW at 5 to 10 mph. Chance of rain 40%.
Hourly Forecast 6AM 12 Noon 6PM 12 Midnight
Temp. | Dew Point 70 | 70 85 | 71 86 | 71 75 | 71
Wind 3 mph SSW 6 mph SSW 7 mph SSW 3 mph SSW
Humidity 100% 63% 61% 87%
Chance of Precip. 20% 20% 40% 20%
Cloud Cover 61% 57% 58% 50%
Conditions Mostly Cloudy Partly Cloudy Chance of a Thunderstorm Partly Cloudy
Sunrise & Sunset
5:50 AM
8:36 PM
Thursday
chancetstorms Rain showers in the morning with scattered thunderstorms arriving in the afternoon. High 87F. Winds SW at 5 to 10 mph. Chance of rain 60%.
Thursday Night
nt_chancetstorms Partly to mostly cloudy skies with scattered thunderstorms before midnight. Low 69F. Winds WSW at 5 to 10 mph. Chance of rain 50%.
Hourly Forecast 6AM 12 Noon 6PM 12 Midnight
Temp. | Dew Point 72 | 70 82 | 71 83 | 71 75 | 71
Wind 3 mph SW 8 mph SW 6 mph SW 5 mph WSW
Humidity 94% 68% 68% 85%
Chance of Precip. 20% 40% 50% 20%
Cloud Cover 72% 72% 59% 56%
Conditions Mostly Cloudy Chance of Rain Chance of a Thunderstorm Partly Cloudy
Sunrise & Sunset
5:51 AM
8:36 PM
Friday
partlycloudy Intervals of clouds and sunshine. High near 90F. Winds WNW at 5 to 10 mph.
Friday Night
nt_partlycloudy A few clouds. Low 69F. Winds NW at 5 to 10 mph.
Hourly Forecast 6AM 12 Noon 6PM 12 Midnight
Temp. | Dew Point 71 | 68 85 | 67 85 | 69 74 | 67
Wind 5 mph WNW 9 mph WNW 8 mph WNW 5 mph NNW
Humidity 90% 57% 58% 79%
Chance of Precip. 20% 10% 20% 10%
Cloud Cover 35% 20% 46% 24%
Conditions Partly Cloudy Clear Partly Cloudy Clear
Sunrise & Sunset
5:51 AM
8:35 PM
Saturday
clear Sunny skies. High 89F. Winds WNW at 5 to 10 mph.
Saturday Night
nt_tstorms Partly cloudy with late night showers or thunderstorms. Low near 70F. Winds light and variable. Chance of rain 40%.
Hourly Forecast 6AM 12 Noon 6PM 12 Midnight
Temp. | Dew Point 70 | 67 83 | 68 85 | 68 76 | 69
Wind 4 mph NW 7 mph WNW 6 mph W 4 mph WSW
Humidity 92% 61% 57% 81%
Chance of Precip. 10% 10% 20% 30%
Cloud Cover 21% 13% 20% 52%
Conditions Clear Clear Clear Chance of a Thunderstorm
Sunrise & Sunset
5:52 AM
8:35 PM
Sunday
chancetstorms Morning sunshine will give way to isolated thunderstorms during the afternoon. High near 90F. Winds W at 5 to 10 mph. Chance of rain 30%.
Sunday Night
nt_chancetstorms Scattered thunderstorms. Low 71F. Winds light and variable. Chance of rain 40%.
Hourly Forecast 6AM 12 Noon 6PM 12 Midnight
Temp. | Dew Point 72 | 69 85 | 67 86 | 67 76 | 68
Wind 4 mph WNW 7 mph W 6 mph W 4 mph W
Humidity 92% 55% 54% 76%
Chance of Precip. 20% 10% 30% 40%
Cloud Cover 30% 21% 35% 50%
Conditions Partly Cloudy Clear Chance of a Thunderstorm Chance of a Thunderstorm
Sunrise & Sunset
Sun does not rise
Monday
chancetstorms Partial cloudiness early, with scattered showers and thunderstorms in the afternoon. High near 90F. Winds W at 5 to 10 mph. Chance of rain 40%.
Monday Night
nt_chancetstorms Scattered showers and thunderstorms, especially before midnight. Low 71F. Winds WSW at 5 to 10 mph. Chance of rain 40%.
Hourly Forecast 6AM 12 Noon 6PM 12 Midnight
Temp. | Dew Point 72 | 67 84 | 68 86 | 69 76 | 69
Wind 4 mph W 7 mph WSW 7 mph WSW 4 mph WSW
Humidity 84% 57% 57% 78%
Chance of Precip. 20% 20% 40% 30%
Cloud Cover 31% 33% 50% 40%
Conditions Partly Cloudy Partly Cloudy Chance of a Thunderstorm Chance of a Thunderstorm
Sunrise & Sunset
Sun does not rise
Tuesday
clear Mostly sunny skies. High 92F. Winds W at 5 to 10 mph.
Tuesday Night
nt_partlycloudy Partly cloudy. Low 71F. Winds W at 5 to 10 mph.
Hourly Forecast 6AM 12 Noon 6PM 12 Midnight
Temp. | Dew Point 72 | 67 85 | 66 87 | 67 77 | 68
Wind 4 mph W 8 mph W 7 mph WSW 4 mph WSW
Humidity 86% 53% 52% 74%
Chance of Precip. 10% 20% 20% 10%
Cloud Cover 33% 22% 29% 37%
Conditions Partly Cloudy Clear Clear Partly Cloudy
Sunrise & Sunset
Sun does not rise
Wednesday
clear Mostly sunny skies. High around 90F. Winds WNW at 5 to 10 mph.
Wednesday Night
nt_clear Mostly clear skies. Low 69F. Winds light and variable.
Hourly Forecast 6AM 12 Noon 6PM 12 Midnight
Temp. | Dew Point 72 | 67 84 | 65 86 | 66 75 | 67
Wind 5 mph WNW 9 mph WNW 6 mph W 3 mph NW
Humidity 85% 53% 52% 75%
Chance of Precip. 20% 20% 20% 20%
Cloud Cover 31% 24% 24% 23%
Conditions Partly Cloudy Clear Clear Clear
Sunrise & Sunset
Sun does not rise
Thursday
clear Sunshine. High around 90F. Winds WNW at 5 to 10 mph.
Thursday Night
nt_chancetstorms Mostly clear skies in the evening with isolated thunderstorms developing after midnight. Low 69F. Winds light and variable. Chance of rain 30%.
Hourly Forecast 6AM 12 Noon 6PM 12 Midnight
Temp. | Dew Point 71 | 65 85 | 63 87 | 66 76 | 66
Wind 4 mph NW 6 mph WNW 6 mph W 3 mph W
Humidity 81% 49% 50% 73%
Chance of Precip. 20% 10% 20% 20%
Cloud Cover 20% 18% 22% 26%
Conditions Clear Clear Clear Clear
Sunrise & Sunset
Sun does not rise