Hourly Weather Forecast for Tuesday

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 (%):
Saturday Night
nt_partlycloudy Partly cloudy skies. Low 31F. Winds WSW at 5 to 10 mph.
Hourly Forecast 6AM 12 Noon 6PM 12 Midnight
Temp. | Dew Point 34 | 33 35 | 34 38 | 27 34 | 26
Wind 1 mph NW 0 mph North 1 mph NNW 7 mph W
Humidity 97% 95% 66% 72%
Chance of Precip. 0% 0% 0% 0%
Cloud Cover % % % 56%
Conditions Partly Cloudy
Sunrise & Sunset
7:21 AM
5:20 PM
Sunday
mostlycloudy Partly cloudy skies during the morning hours will become overcast in the afternoon. High 48F. Winds WSW at 5 to 10 mph.
Sunday Night
nt_snow Rain showers early changing to mixed rain and snow later at night. Low 31F. Winds ENE at 10 to 15 mph. Chance of precip 60%. Snow accumulations less than one inch.
Hourly Forecast 6AM 12 Noon 6PM 12 Midnight
Temp. | Dew Point 33 | 26 44 | 33 42 | 34 36 | 33
Wind 6 mph WSW 6 mph W 2 mph E 8 mph ENE
Humidity 74% 66% 73% 87%
Chance of Precip. 0% 0% 10% 40%
Cloud Cover 4% 78% 97% 99%
Conditions Clear Mostly Cloudy Overcast Chance of Rain
Sunrise & Sunset
7:20 AM
5:21 PM
Monday
snow Snow showers. Temps nearly steady in the low to mid 30s. Winds NE at 10 to 15 mph. Chance of snow 50%. Snow accumulations less than one inch.
Monday Night
nt_snow Variably cloudy with snow showers. Low 26F. Winds N at 5 to 10 mph. Chance of snow 60%. Snow accumulations less than one inch.
Hourly Forecast 6AM 12 Noon 6PM 12 Midnight
Temp. | Dew Point 32 | 26 33 | 27 31 | 26 28 | 24
Wind 10 mph ENE 10 mph NE 8 mph NNE 7 mph N
Humidity 79% 79% 81% 84%
Chance of Precip. 50% 40% 50% 40%
Cloud Cover 93% 97% 98% 98%
Conditions Snow Showers Snow Showers Snow Showers Snow Showers
Sunrise & Sunset
7:20 AM
5:22 PM
Tuesday
snow Occasional snow showers. High 32F. Winds NW at 10 to 15 mph. Chance of snow 40%. Snow accumulations less than one inch.
Tuesday Night
nt_partlycloudy Mostly cloudy early, then clearing later on. Low 19F. Winds NW at 10 to 15 mph.
Hourly Forecast 6AM 12 Noon 6PM 12 Midnight
Temp. | Dew Point 28 | 24 32 | 22 29 | 21 23 | 14
Wind 6 mph NNW 11 mph NW 11 mph NW 11 mph NW
Humidity 85% 68% 70% 68%
Chance of Precip. 30% 30% 10% 0%
Cloud Cover 93% 90% 87% 45%
Conditions Snow Showers Snow Showers Overcast Partly Cloudy
Sunrise & Sunset
7:19 AM
5:23 PM
Wednesday
clear Mainly sunny. High 32F. Winds NW at 10 to 20 mph.
Wednesday Night
nt_clear Mostly clear. Low 22F. Winds NW at 5 to 10 mph.
Hourly Forecast 6AM 12 Noon 6PM 12 Midnight
Temp. | Dew Point 21 | 12 28 | 17 27 | 16 23 | 16
Wind 10 mph NW 15 mph NW 8 mph NW 6 mph NW
Humidity 68% 62% 64% 72%
Chance of Precip. 0% 0% 0% 0%
Cloud Cover 7% 3% 2% 5%
Conditions Clear Clear Clear Clear
Sunrise & Sunset
7:18 AM
5:24 PM
Thursday
mostlycloudy A mix of clouds and sun early, then becoming cloudy later in the day. High 39F. Winds light and variable.
Thursday Night
nt_cloudy Cloudy skies. Low near 30F. Winds SSW at 5 to 10 mph.
Hourly Forecast 6AM 12 Noon 6PM 12 Midnight
Temp. | Dew Point 25 | 18 35 | 25 36 | 30 35 | 33
Wind 2 mph S 5 mph SSE 5 mph SSE 7 mph S
Humidity 73% 68% 80% 95%
Chance of Precip. 0% 10% 20% 20%
Cloud Cover 31% 70% 96% 91%
Conditions Partly Cloudy Mostly Cloudy Overcast Overcast
Sunrise & Sunset
7:17 AM
5:26 PM
Friday
partlycloudy Considerable clouds early. Some decrease in clouds later in the day. High 36F. Winds NW at 10 to 20 mph.
Friday Night
nt_clear A mostly clear sky. Low 19F. Winds NW at 5 to 10 mph.
Hourly Forecast 6AM 12 Noon 6PM 12 Midnight
Temp. | Dew Point 31 | 29 35 | 26 30 | 20 23 | 16
Wind 8 mph WNW 16 mph NW 10 mph NW 7 mph NW
Humidity 92% 68% 66% 73%
Chance of Precip. 10% 0% 0% 0%
Cloud Cover 80% 67% 11% 9%
Conditions Overcast Mostly Cloudy Clear Clear
Sunrise & Sunset
7:16 AM
5:27 PM
Saturday
clear Except for a few afternoon clouds, mainly sunny. High 31F. Winds NW at 5 to 10 mph.
Saturday Night
nt_cloudy Overcast. Low near 20F. Winds light and variable.
Hourly Forecast 6AM 12 Noon 6PM 12 Midnight
Temp. | Dew Point 20 | 12 27 | 15 27 | 15 23 | 14
Wind 7 mph NNW 7 mph NW 2 mph N 4 mph SE
Humidity 73% 59% 62% 68%
Chance of Precip. 0% 0% 0% 0%
Cloud Cover 15% 30% 65% 85%
Conditions Clear Partly Cloudy Mostly Cloudy Overcast
Sunrise & Sunset
7:16 AM
5:28 PM
Sunday
snow Intermittent snow showers, especially early. High near 30F. Winds NW at 10 to 15 mph. Chance of snow 40%. About one inch of snow expected.
Sunday Night
nt_chancesnow Scattered snow flurries and snow showers before midnight. Becoming partly cloudy later. Low 13F. Winds NW at 5 to 10 mph. Chance of snow 30%. Snow accumulations less than one inch.
Hourly Forecast 6AM 12 Noon 6PM 12 Midnight
Temp. | Dew Point 22 | 14 29 | 18 25 | 12 17 | 5
Wind 4 mph S 9 mph NW 8 mph NW 10 mph NW
Humidity 72% 63% 57% 56%
Chance of Precip. 20% 30% 30% 20%
Cloud Cover 91% 64% 40% 34%
Conditions Overcast Snow Showers Snow Showers Partly Cloudy
Sunrise & Sunset
7:15 AM
5:29 PM
Monday
clear A few passing clouds, otherwise generally sunny. High 18F. Winds NW at 5 to 10 mph.
Monday Night
nt_clear A few clouds from time to time. Low 9F. Winds NW at 5 to 10 mph.
Hourly Forecast 6AM 12 Noon 6PM 12 Midnight
Temp. | Dew Point 15 | 3 17 | 8 15 | 9 12 | 0
Wind 7 mph NW 10 mph NW 9 mph NW 8 mph NW
Humidity 57% 65% 76% 58%
Chance of Precip. 10% 0% 0% 10%
Cloud Cover 38% 17% 22% 20%
Conditions Partly Cloudy Clear Clear Clear
Sunrise & Sunset
7:14 AM
5:30 PM
Tuesday
clear Generally sunny despite a few afternoon clouds. High 23F. Winds NW at 10 to 15 mph.
Tuesday Night
nt_clear Mostly clear skies. Low 8F. Winds light and variable.
Hourly Forecast 6AM 12 Noon 6PM 12 Midnight
Temp. | Dew Point 10 | -2 19 | 5 18 | 7 12 | 3
Wind 6 mph NW 11 mph NW 6 mph NW 5 mph NW
Humidity 58% 55% 62% 64%
Chance of Precip. 10% 0% 10% 10%
Cloud Cover 23% 30% 30% 27%
Conditions Clear Partly Cloudy Partly Cloudy Clear
Sunrise & Sunset
Sun does not rise
Wednesday
clear Generally sunny despite a few afternoon clouds. High 27F. Winds NW at 5 to 10 mph.
Wednesday Night
nt_partlycloudy Partly cloudy. Low 13F. Winds NW at 5 to 10 mph.
Hourly Forecast 6AM 12 Noon 6PM 12 Midnight
Temp. | Dew Point 9 | 2 21 | 12 21 | 11 16 | 9
Wind 5 mph NW 7 mph WNW 4 mph NW 5 mph NW
Humidity 74% 67% 65% 73%
Chance of Precip. 10% 0% 10% 10%
Cloud Cover 28% 27% 39% 50%
Conditions Clear Clear Partly Cloudy Partly Cloudy
Sunrise & Sunset
Sun does not rise
Thursday
partlycloudy Partly cloudy skies. High around 30F. Winds NW at 5 to 10 mph.
Thursday Night
nt_partlycloudy A few clouds from time to time. Low 16F. Winds NNW at 5 to 10 mph.
Hourly Forecast 6AM 12 Noon 6PM 12 Midnight
Temp. | Dew Point 15 | 12 25 | 14 25 | 18 21 | 14
Wind 6 mph NW 8 mph WNW 6 mph NW 7 mph NNW
Humidity 89% 61% 75% 75%
Chance of Precip. 10% 0% 10% 10%
Cloud Cover 53% 46% 45% 46%
Conditions Partly Cloudy Partly Cloudy Partly Cloudy Partly Cloudy
Sunrise & Sunset
Sun does not rise
Friday
clear Sunshine along with some cloudy intervals. High around 30F. Winds NNW at 10 to 15 mph.
Friday Night
nt_clear Mostly clear skies. Low 17F. Winds NNW at 5 to 10 mph.
Hourly Forecast 6AM 12 Noon 6PM 12 Midnight
Temp. | Dew Point 17 | 12 27 | 14 24 | 12 20 | 12
Wind 6 mph NNW 10 mph NNW 7 mph NNW 7 mph NNW
Humidity 82% 59% 58% 70%
Chance of Precip. 10% 0% 10% 10%
Cloud Cover 39% 27% 24% 22%
Conditions Partly Cloudy Clear Clear Clear
Sunrise & Sunset
Sun does not rise
Saturday
clear Mostly sunny skies. High near 30F. Winds NW at 5 to 10 mph.
Saturday Night
nt_partlycloudy A few clouds. Low 19F. Winds NW at 5 to 10 mph.
Hourly Forecast 6AM 12 Noon 6PM 12 Midnight
Temp. | Dew Point 18 | 8 28 | 13 25 | 14 21 | 12
Wind 5 mph NNW 8 mph NW 5 mph NW 5 mph NW
Humidity 64% 54% 63% 69%
Chance of Precip. 10% 0% 0% 20%
Cloud Cover 18% 19% 25% 42%
Conditions Clear Clear Clear Partly Cloudy
Sunrise & Sunset
Sun does not rise