NORTON META TAG

12 February 2014

WINTER STORM WARNING FOR HERNDON & NORTHERN VIRGINIA 12FEB14

THE latest weather forecast for Herndon, VA and Northern Virginia from USWX, we have been upgraded from a Winter storm watch to a Winter storm warning......
Winter storm watches, warnings, and advisories are issued by local National Weather Service Forecast offices.
Winter weather advisory -- When a significant winter storm or hazardous winter weather is occurring, imminent, and is an inconvenience.
Winter storm watch -- A significant winter weather (i.e., heavy snow, heavy sleet, significant freezing rain, or a combination of events) is expected, but not imminent, for the watch area; provides 12 to 36 hours notice of the possibility of severe winter weather.
Winter storm warning -- A significant winter storm or hazardous winter weather is occurring, imminent, or likely, and is a threat to life and property.
Blizzard warning -- Winds that are at least 35 mph or greater, blowing snow that will frequently reduce visibility to 1/4 mile or less for at least three hours, and dangerous wind chills are expected in the warning area.
Wind chill index -- The calculation of temperature that takes into consideration the effects of wind and temperature on the human body. This is not the actual air temperature, but what it feels like to the average person. This wind chill chart shows the difference between actual air temperature and perceived temperature, and the amount of time until frostbite occurs.


Wednesday, February 12, 2014, 6:19 PM EST
Herndon, VA
County: Fairfax   NWS Zone: VAZ053 (Fairfax)
6:19 PM EST (23:19 GMT)
77.3873 W
38.9812 N
Wed, Feb 12, 2014


Type Issue Time Expire Time Expires in
Winter Storm Warning Wed, Feb 12, 3:08pm EST Wed, Feb 12, 11:15pm EST 4 hr, 55 min


Current Conditions
Observation for Dulles Airport, Chantilly, VA as of 5:52PM (27 min ago)
Current Conditions Cloudy
Temperature 25°F -4°C
Dew Point 14°F -10°C
Feels Like 16°F -9°C
Humidity 62 %
Pressure 30.33 in 1027.1 mb
Wind Dir E 100°
Wind Speed 8 mph 13 kph
Ceiling 3200 ft 975 m
Visibility 10 mi 16 km Severe | Temp | Dew | Feels | Humid | Pres | Speed | Dir
Coded METAR KIAD 122252Z 10007KT 10SM OVC032 M04/M10 A3032 RMK AO2 SLP271 T10391100 =

National Weather Service Forecast
Seven Day Forecast Issued 3:30pm EST -- Wed, Feb 12, 2014
Rest of this afternoon Cloudy. Highs in the upper 20s. East winds around 10 mph.
Tonight Snow. Snow may be heavy at times after midnight. Snow accumulation of 4 to 6 inches. Lows in the mid 20s. Northeast winds 10 to 15 mph. Chance of snow near 100 percent.
Thursday Snow and sleet in the morning, then sleet, snow and rain in the afternoon. Additional snow and sleet accumulation of 2 to 4 inches. Highs in the mid 30s. North winds 15 to 20 mph. Chance of precipitation near 100 percent.
Thursday night Mostly cloudy. Snow likely or rain in the evening, then a chance of snow after midnight. Lows in the mid 20s. Northwest winds 15 to 20 mph. Chance of precipitation 80 percent.
Friday Mostly sunny. Highs in the lower 40s. Southwest winds 5 to 10 mph.
Friday night Mostly cloudy with a 30 percent chance of snow showers. Lows in the mid 20s.
Saturday Mostly sunny. Highs in the mid 30s.
Saturday night Mostly cloudy. Lows around 15.
Sunday Partly sunny. Highs in the lower 30s.
Sunday night Clear. Cold with lows around 10 above.
Washingtons birthday Mostly sunny. Highs in the upper 30s.
Monday night Cloudy with a 30 percent chance of snow. Not as cool with lows in the lower 30s.
Tuesday Mostly cloudy with a chance of rain and snow showers. Highs in the upper 40s. Chance of precipitation 40 percent.

  Area Conditions Eng
Dist Stn City Temp Dew Cond Wind Vis Age
5 mi KIAD Chantilly, VA 25°F 14°F Cloudy E @ 8 mph 10 mi 27
12 mi KJYO Leesburg, VA 28°F 19°F Cloudy E @ 6 mph 10 mi 24
20 mi KHEF Manassas, VA 27°F 18°F Cloudy E @ 7 mph 10 mi 24
21 mi KDCA Arlington, VA 29°F 15°F Cloudy E @ 7 mph 10 mi 27
21 mi KDAA Fort Belvoir, VA 27°F 14°F Mostly cloudy Variable @ 2 mph 10 mi 81
30 mi KFDK Frederick, MD 23°F 14°F Clear NNE @ 8 mph 10 mi 34
31 mi KADW Andrews Air Force Base, MD 26°F 14°F Clear NNE @ 12 mph 10 mi 81
34 mi KFME Laurel, MD 27°F 18°F Cloudy E @ 3 mph 10 mi 22
34 mi KNYG MCB Quantico, VA 28°F 16°F Cloudy E @ 8 mph 10 mi 23
40 mi KCJR Elkwood, VA 28°F 7°F Cloudy - @ Calm 10 mi 24
40 mi KBWI Glen Burnie, MD 27°F 16°F Cloudy ENE @ 15 mph 10 mi 25
40 mi KRMN Fredericksburg, VA 28°F 14°F Cloudy ENE @ 3 mph 10 mi 44
43 mi KOKV Winchester, VA 27°F 9°F Cloudy E @ 3 mph 10 mi 24
43 mi KMRB Martinsburg, WV 24°F 10°F Few clouds ENE @ 7 mph 10 mi 26
46 mi KDMH Baltimore, MD 28°F 16°F - - @ - - 25
http://uswx.com/uswx/local.php?q=20170&x=9&y=6
Wednesday, February 12, 2014, 6:28 PM EST
 
Virginia
6:28 PM EST (23:28 GMT)
79.4671 W
38.0044 N
Severe Temp Dew Point Feels Like Humidity Pressure Wind Speed Wind Dir

Severe Weather Statements
Type Areas Affected
Winter Weather Advisory Gloucester, Isle of Wight, James City, Mathews, Middlesex, Southampton, Suffolk, Surry, York
Winter Storm Warning Tazewell
Winter Storm Warning Alleghany, Amherst, Appomattox, Bath, Bedford, Bland, Botetourt, Buckingham, Campbell, Carroll, Craig, Floyd, Franklin, Giles, Grayson, Montgomery, Patrick, Pulaski, Roanoke, Rockbridge, Smyth, Wythe
Winter Storm Warning Charlotte, Halifax, Henry, Pittsylvania
Winter Storm Warning Buchanan, Dickenson
Winter Storm Warning Caroline, Fluvanna, Goochland, Hanover, Louisa
Winter Storm Warning Amelia, Charles City, Chesterfield, Cumberland, Dinwiddie, Henrico, New Kent, Nottoway, Powhatan, Prince Edward, Prince George
Winter Storm Warning Greensville, Sussex
Winter Storm Warning Essex, King William, King and Queen, Lancaster, Northumberland, Richmond, Westmoreland
Winter Storm Warning Brunswick, Lunenburg, Mecklenburg
Winter Storm Warning Albemarle, Augusta, Culpeper, Eastern Highland, Greene, Madison, Nelson, Orange, Page, Rappahannock, Rockingham, Shenandoah, Spotsylvania, Western Highland
Winter Storm Warning Clarke, Fairfax, Frederick, Loudoun, Northern Fauquier, Prince William/Manassas/Manassas, Southern Fauquier, Stafford, Warren
Winter Storm Warning Arlington/Falls Church/Alexandria, King George
Winter Storm Warning Lee, Russell, Scott, Washington, Wise
Special Weather Statement Chesapeake, Newport News/Hampton, Norfolk/Portsmouth, Virginia Beach
http://uswx.com/uswx/state.php?q=VA


No comments:

Post a Comment