Dulles, VA (20189)

7:19 PM EDT on July 22, 2014 (GMT -0400)
Countryside (KVASTERL12) Elev 292 ft | 39.04 °N, 77.42 °W | Change Station

Current weather conditions updated 4 seconds ago

Overcast
Overcast
84.3 °F
Feels Like 89 °F
N
0.0
Wind Variable Wind from WSW
Gusts 3.0 mph

Tomorrow is forecast to be Warmer than today. Scattered thunderstorms possible tomorrow night.

Today
High -- | Low -- °F
--% Chance of Precip.
Yesterday
High -- | Low -- °F
Precip. -- in
6:01 AM 8:30 PM
Waning Crescent, 14% visible
Pressure 30.08 in
Visibility 10.0 miles
Clouds Scattered Clouds 3500 ft
Mostly Cloudy 25000 ft
Heat Index 89 °F
Dew Point 71 °F
Humidity 64%
Rainfall 0.00 in
Snow Depth Not available.
UV 1 out of 12
Pollen 4.80 out of 12
Ozone Good
PM2.5 Good
Flu Activity Not available.
METAR KIAD 222252Z 16007KT 10SM SCT035 BKN250 28/20 A3008 RMK AO2 SLP185 T02780200

More Conditions Fewer Conditions

Pressure 30.08 in
Visibility 10.0 miles
Clouds Scattered Clouds 3500 ft
Mostly Cloudy 25000 ft
Heat Index 89 °F
Dew Point 71 °F
Humidity 64%
Rainfall 0.00 in
Snow Depth Not available.
UV 1 out of 12
Pollen 4.80 out of 12
Ozone Good
PM2.5 Good
Flu Activity Not available.
METAR KIAD 222252Z 16007KT 10SM SCT035 BKN250 28/20 A3008 RMK AO2 SLP185 T02780200

More Conditions Fewer Conditions

10-Day Weather Forecast

Almanac

Astronomy

Jul. 22, 2014 Rise Set
Actual Time 6:01 AM EDT 8:30 PM EDT
Civil Twilight 5:31 AM EDT 9:00 PM EDT
Nautical Twilight 4:53 AM EDT 9:38 PM EDT
Astronomical Twilight 4:11 AM EDT 10:20 PM EDT
Moon 2:33 AM EDT 5:06 PM EDT
Length of Visible Light 15h 29m
Length of Day
14h 28m
Tomorrow will be 1m 36s shorter.
Waning Crescent, 14% of the Moon is Illuminated
Today
Waning Crescent
Jul 26
New
Aug 3
First Quarter
Aug 10
Full
Aug 17
Last Quarter

Today's Extremes

State Highs State Lows

Community

WunderPhotos

Upload Photos

1,736,391 photos uploaded!

Nearby

Air Quality

  Air Quality AQ Index Pollutant
Yesterday Good
OZONE
Yesterday Good
PM10
Current Good
PM2.5
Current Good
OZONE
Tuesday Moderate
OZONE
Tuesday Moderate
PM2.5
Wednesday Moderate
OZONE
Wednesday Moderate
PM2.5
Thursday Good
PM2.5
Thursday Good
OZONE
Friday Moderate
OZONE
Friday Good
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 82.9 °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
Countryside, Sterling, VA 84.3 °F 89 °F 71 °F 64% WSW  at  0.0 mph 0.00 in / hr 292 ft 7:19 PM EDT Rapid Fire
Courtlands at Cascades, Sterling, VA 83.8 °F 88 °F 70 °F 63% SE  at  4.6 mph 0.00 in / hr 312 ft 7:19 PM EDT Rapid Fire
One Loudoun, Ashburn, VA 84.1 °F 90 °F 72 °F 67% SW  at  6.0 mph - / hr 236 ft 7:05 PM EDT Normal
Ashburn Village 1, Ashburn, VA 83.9 °F 89 °F 72 °F 67% East  at  5.0 mph 0.00 in / hr 279 ft 7:19 PM EDT Rapid Fire
Weatherscience.net, Potomac Falls, VA 83.7 °F 89 °F 72 °F 68% NNE  at  2.3 mph 0.00 in / hr 223 ft 7:19 PM EDT Rapid Fire
Dranesville, Herndon, VA 82.0 °F 86 °F 70 °F 67% NE  at  0.0 mph 0.00 in / hr 308 ft 7:18 PM EDT Normal
Falls Brook, Herndon, VA 81.7 °F 87 °F 73 °F 74% SSE  at  0.0 mph 0.00 in / hr 280 ft 7:15 PM EDT Normal
Renegade Tower, Herndon, VA 86.5 °F 92 °F 71 °F 60% SSE  at  2.2 mph - / hr 302 ft 7:08 PM EDT Normal
Belmont Country Club, Ashburn, VA 82.4 °F 87 °F 72 °F 71% South  at  7.0 mph 0.00 in / hr 302 ft 7:19 PM EDT Rapid Fire
Ashburn Farm, Ashburn, VA 82.6 °F 88 °F 72 °F 71% ESE  at  0.0 mph 0.00 in / hr 331 ft 7:19 PM EDT Rapid Fire
Brambleton, Brambleton, VA 84.8 °F 92 °F 74 °F 70% ESE  at  2.0 mph 0.00 in / hr 310 ft 7:18 PM EDT Rapid Fire
Brambleton, Ashburn, VA 84.0 °F 88 °F 69 °F 61% South  at  8.3 mph - / hr 341 ft 7:09 PM EDT Normal
Brambleton, Ashburn, VA 83.5 °F 91 °F 74 °F 74% NNW  at  3.7 mph - / hr 358 ft 7:18 PM EDT Normal
Monroe Manor, Herndon, VA 86.0 °F 90 °F 68 °F 56% South  at  2.2 mph - / hr 384 ft 3:51 PM EDT Rapid Fire
Monterey Estates, Herndon, VA 83.1 °F 89 °F 73 °F 72% ESE  at  5.8 mph 0.00 in / hr 390 ft 7:19 PM EDT Rapid Fire
Chantilly Highlands, Herndon, VA 82.2 °F 88 °F 73 °F 74% SE  at  2.2 mph 0.00 in / hr 340 ft 7:19 PM EDT Rapid Fire
Great Falls VA, Great Falls, VA 84.2 °F 90 °F 72 °F 66% SSW  at  1.0 mph 0.00 in / hr 380 ft 7:15 PM EDT Normal
Kincaid Forest, Leesburg, VA 85.5 °F 95 °F 75 °F 72% SSE  at  1.0 mph 0.00 in / hr 294 ft 7:14 PM EDT Normal
River Creek, Leesburg, VA 83.1 °F 87 °F 69 °F 62% West  at  1.1 mph - / hr 272 ft 7:09 PM EDT Normal
Ridings at Blue Springs, Chantilly, VA 81.9 °F 87 °F 73 °F 75% ENE  at  0.0 mph 0.00 in / hr 303 ft 7:18 PM EDT Rapid Fire
Franklin Farm, Herndon, VA 84.4 °F 92 °F 74 °F 71% SE  at  0.0 mph 0.00 in / hr 364 ft 7:18 PM EDT Rapid Fire
Colvin Run at Hunter Mill Rd (One Lane B, Vienna, VA 83.3 °F 90 °F 73 °F 72% SSW  at  1.0 mph 0.00 in / hr 295 ft 7:15 PM EDT Normal
Cedar Cove Cluster, Reston, VA 82.6 °F 88 °F 73 °F 72% SSE  at  0.0 mph 0.00 in / hr 350 ft 7:18 PM EDT Rapid Fire
Lake Fairfax, Vienna, VA 82.0 °F 88 °F 73 °F 75% SW  at  2.0 mph 0.00 in / hr 275 ft 7:18 PM EDT Rapid Fire
Lakes at Red Rock, Leesburg, VA 83.5 °F 89 °F 73 °F 70% West  at  1.0 mph 0.00 in / hr 285 ft 7:10 PM EDT Normal
Near Oak Hill Reserve, Herndon, VA 81.5 °F 87 °F 73 °F 76% WNW  at  1.0 mph 0.00 in / hr 371 ft 7:09 PM EDT Normal
Folkstone, Oak Hill, VA 81.0 °F 86 °F 74 °F 78% WNW  at  0.0 mph 0.00 in / hr 375 ft 7:15 PM EDT Rapid Fire
Lees Corner Road, Chantilly, Chantilly, VA 82.8 °F 90 °F 75 °F 78% SE  at  1.6 mph 0.00 in / hr 308 ft 7:18 PM EDT Rapid Fire
Fox Mill, Herndon, VA 80.8 °F 82 °F 62 °F 53% East  at  0.0 mph 0.00 in / hr 383 ft 7:19 PM EDT Rapid Fire
Big Woods, Leesburg, VA 80.8 °F 84 °F 70 °F 70% SSE  at  0.0 mph 0.00 in / hr 489 ft 7:18 PM EDT Rapid Fire
Hawk Ridge Subdivision, Reston, VA 80.1 °F 84 °F 72 °F 77% NE  at  0.0 mph 0.00 in / hr 300 ft 7:10 PM EDT Normal
Brookfield, Chantilly, VA 82.4 °F 85 °F 68 °F 62% South  at  1.1 mph 0.00 in / hr 389 ft 7:18 PM EDT Normal

Show More Stations Show Fewer Stations