McLean, VA (22102)

6:23 PM EDT on July 12, 2014 (GMT -0400)
VADOT Dulles_Toll_Rd_E_Plaza (MVA002) Elev 416 ft | 38.93 °N, 77.25 °W | Change Station

Current weather conditions updated 54 minutes ago

Mostly Cloudy
Mostly Cloudy
85 °F
Feels Like 86 °F
N
2
Wind Variable Wind from SSW
Gusts 6.0 mph

Tomorrow is forecast to be Warmer than today. Thunderstorms tomorrow night.

Today
High -- | Low -- °F
--% Chance of Precip.
Yesterday
High -- | Low -- °F
Precip. -- in
5:53 AM 8:35 PM
Full, 100% visible
Pressure 30.13 in
Visibility 10.0 miles
Clouds Few 6500 ft
Scattered Clouds 11000 ft
Mostly Cloudy 25000 ft
Heat Index 86 °F
Dew Point 64 °F
Humidity 49%
Rainfall -999.00 in
Snow Depth Not available.
UV 2 out of 12
Pollen 3.90 out of 12
Ozone Good
PM2.5 Moderate
Flu Activity Sporadic
METAR KDCA 122152Z 18011KT 10SM FEW065 SCT110 BKN250 32/19 A3012 RMK AO2 SLP201 T03170189

More Conditions Fewer Conditions

Pressure 30.13 in
Visibility 10.0 miles
Clouds Few 6500 ft
Scattered Clouds 11000 ft
Mostly Cloudy 25000 ft
Heat Index 86 °F
Dew Point 64 °F
Humidity 49%
Rainfall -999.00 in
Snow Depth Not available.
UV 2 out of 12
Pollen 3.90 out of 12
Ozone Good
PM2.5 Moderate
Flu Activity Sporadic
METAR KDCA 122152Z 18011KT 10SM FEW065 SCT110 BKN250 32/19 A3012 RMK AO2 SLP201 T03170189

More Conditions Fewer Conditions

10-Day Weather Forecast

Almanac

Astronomy

Jul. 12, 2014 Rise Set
Actual Time 5:53 AM EDT 8:35 PM EDT
Civil Twilight 5:22 AM EDT 9:06 PM EDT
Nautical Twilight 4:42 AM EDT 9:45 PM EDT
Astronomical Twilight 3:58 AM EDT 10:29 PM EDT
Moon 8:36 PM EDT 6:09 AM EDT
Length of Visible Light 15h 44m
Length of Day
14h 41m
Tomorrow will be 1m 10s shorter.
Full, 100% of the Moon is Illuminated
Today
Full
Jul 18
Last Quarter
Jul 26
New
Aug 3
First Quarter
Aug 10
Full

Today's Extremes

State Highs State Lows

Community

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Air Quality

  Air Quality AQ Index Pollutant
Yesterday Unhealthy for Sensitive Groups
OZONE
Yesterday Good
PM10
Current Moderate
PM2.5
Current Good
OZONE
Saturday Moderate
OZONE
Saturday Moderate
PM2.5
Sunday Moderate
OZONE
Sunday Moderate
PM2.5
Monday Moderate
OZONE
Monday Moderate
PM2.5

Snow Depth

Station Depth Elevation
No new snow has been reported.

Earthquake Activity

City Distance Mag. Time & Date
No recent earthquake activity has been reported nearby.
Minimum magnitude displayed is 2.5.

Coastal Water Temperatures

Place Temperature
Washington, DC 84.0 °F
Baltimore, MD 82.0 °F
Solomons Island, MD 82.9 °F

Nearby Weather Stations

Station Location Temp. Heat Index Dew Point Humidity Wind Precip. Elev Updated Type
VADOT Dulles_Toll_Rd_E_Plaza, Vienna, VA 85 °F 86 °F 64 °F 49% SSW  at  2 mph 0.00 in / hr 416 ft 5:29 PM EDT MADIS
Wolf Trap Woods, Vienna, VA 83.6 °F 90 °F 74 °F 72% SSE  at  0.0 mph 0.00 in / hr 367 ft 6:20 PM EDT Normal
Northeast Vienna, Vienna, VA 84.2 °F 91 °F 73 °F 69% WSW  at  0.0 mph 0.00 in / hr 354 ft 6:11 PM EDT Normal
Beulah-Wolf Trap, Vienna, VA 84.6 °F 91 °F 73 °F 68% East  at  1.0 mph 0.00 in / hr 430 ft 6:18 PM EDT Normal
Clarks Crossing, Vienna, VA 83.4 °F 88 °F 70 °F 64% South  at  1.0 mph 0.00 in / hr 312 ft 6:20 PM EDT Normal
APRSWXNET Great Falls V, Great Falls, VA 89 °F 95 °F 71 °F 55% West  at  0 mph 0.00 in / hr 296 ft 3:50 PM EDT MADIS
Vienna Woods, Vienna, VA 85.5 °F 93 °F 73 °F 67% SE  at  4.7 mph 0.00 in / hr 361 ft 6:23 PM EDT Rapid Fire
Lake Fairfax, Vienna, VA 85.3 °F 93 °F 74 °F 70% SW  at  0.0 mph 0.00 in / hr 275 ft 6:23 PM EDT Rapid Fire
Dustoff, Falls Church, VA 83.6 °F 88 °F 70 °F 64% North  at  0.0 mph 0.00 in / hr 427 ft 6:09 PM EDT Normal
West Falls Church, Falls Church, VA 85.9 °F 92 °F 72 °F 63% SSW  at  2.0 mph 0.00 in / hr 430 ft 6:17 PM EDT Normal
Colvin Run at Hunter Mill Rd (One Lane B, Vienna, VA 85.0 °F 92 °F 74 °F 69% SSW  at  0.0 mph 0.00 in / hr 295 ft 6:20 PM EDT Normal
Linway, McLean, VA 91.2 °F 100 °F 73 °F 55% West  at  2.7 mph - / hr 276 ft 6:03 PM EDT Normal
Hawk Ridge Subdivision, Reston, VA 82.0 °F 87 °F 73 °F 74% NE  at  0.0 mph 0.00 in / hr 300 ft 6:20 PM EDT Normal
Falls Church-Westwood Park, Falls Church, VA 83.7 °F 89 °F 72 °F 68% North  at  0.0 mph 0.00 in / hr 479 ft 6:23 PM EDT Rapid Fire
Popular Heights, Falls Church, VA 85.3 °F 92 °F 73 °F 66% South  at  1.0 mph 0.00 in / hr 387 ft 6:23 PM EDT Normal
Potomac, Potomac, MD 84.7 °F 92 °F 74 °F 71% South  at  0.0 mph 0.00 in / hr 371 ft 6:22 PM EDT Rapid Fire
Hannah Farm, Oakton, VA 84.3 °F 90 °F 73 °F 68% SE  at  1.0 mph 0.00 in / hr 371 ft 6:23 PM EDT Rapid Fire
Ft. Sumner, Bethesda, MD 84.5 °F 90 °F 71 °F 64% SSE  at  2.0 mph 0.00 in / hr 292 ft 6:23 PM EDT Rapid Fire
Backyard Weather, Falls Church, VA 85.4 °F 91 °F 72 °F 64% SSW  at  0.0 mph 0.00 in / hr 334 ft 6:17 PM EDT Normal
Cedar Cove Cluster, Reston, VA 83.5 °F 89 °F 72 °F 69% SE  at  0.0 mph 0.00 in / hr 350 ft 6:22 PM EDT Rapid Fire
Arlington, VA 89.6 °F 95 °F 70 °F 53% SSW  at  0.0 mph 0.00 in / hr 384 ft 6:21 PM EDT Normal
Great Falls VA, Great Falls, VA 86.8 °F 94 °F 73 °F 63% SW  at  0.0 mph 0.00 in / hr 380 ft 6:20 PM EDT Normal
NewboldDrive, Bethesda, MD 84.9 °F 91 °F 72 °F 65% ENE  at  2.0 mph 0.00 in / hr 331 ft 6:23 PM EDT Rapid Fire
Pine Ridge, Fairfax, VA 85.1 °F 94 °F 76 °F 73% East  at  0.0 mph 0.00 in / hr 348 ft 6:15 PM EDT Normal
Leeway Tara, ARLINGTON, VA 91.9 °F 98 °F 71 °F 50% East  at  5.4 mph 0.00 in / hr 417 ft 5:31 PM EDT Rapid Fire
Fox Hills, Potomac, MD 85.3 °F 91 °F 72 °F 64% NE  at  3.7 mph - / hr 363 ft 6:10 PM EDT Normal
Mantua, Fairfax, VA 83.3 °F 89 °F 73 °F 71% SSE  at  0.0 mph 0.00 in / hr 335 ft 6:23 PM EDT Rapid Fire

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