Capital Weather Gang: Alerts
Posted at 07:30 PM ET, 01/22/2012
By Dan Stillman
A Freezing Rain Advisory is in effect for the D.C. area from 4 p.m. today through 6-9 a.m. Monday morning. Freezing drizzle or light freezing rain could cause light icing, especially on untreated and/or elevated surfaces.
By Dan Stillman |
07:30 PM ET, 01/22/2012 |
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Posted at 09:00 PM ET, 04/16/2011
By Ian Livingston and Dan Stillman
Storms approaching from the west will arrive during the late afternoon. They may contain damaging winds or tornadoes.
By Ian Livingston and Dan Stillman |
09:00 PM ET, 04/16/2011 |
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Posted at 11:15 AM ET, 01/26/2011
By Jason Samenow
The National Weather Service has extended the Winter Storm Warning over the immediate metro area and now includes the District as well as Fairfax, Prince William, southern Fauquier, and Stafford counties in Va. and Anne Arundel and Prince George's county in Maryland. Calvert, Charles, and St. Mary's county remain under a Winter Weather Advisory. The Warning is in effect through 4 a.m. for the potential for 5-10 inches of snow. It is also warning about "dangerous" travel conditions developing around 4 p.m. with snowfall rates of 2 inches per hour.
By Jason Samenow |
11:15 AM ET, 01/26/2011 |
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Posted at 04:15 AM ET, 01/26/2011
By Jason Samenow
The National Weather Service has issued a Winter Storm Warning for Montgomery, Howard, and Frederick counties in Maryland and Loudoun and northern Fauquier counties in Virginia from 7 a.m. this morning through 4 a.m. Thursday morning. It is forecasting 4-8 of snow in this area with the possibility of greater amounts in the higher terrain. For the District and points south and east, the NWS has issued a Winter Weather Advisory from 10 a.m. this morning through 4 a.m. Thursday morning.
By Jason Samenow |
04:15 AM ET, 01/26/2011 |
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Posted at 09:55 PM ET, 01/10/2011
By Dan Stillman
The entire region is now under a Winter Weather Advisory effective 4 p.m. Tuesday to 6 a.m. Wednesday.
By Dan Stillman |
09:55 PM ET, 01/10/2011 |
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Posted at 09:50 AM ET, 12/01/2010
By Dan Stillman and Jason Samenow
The National Weather Service's Storm Prediction Center (SPC) has issued a tornado watch until 10 a.m. for the entire metro region. Specifically, the watch includes:
DISTRICT OF COLUMBIA
CENTRAL AND SOUTHERN MARYLAND
NORTHERN VIRGINIA
FAR EASTERN WEST VIRGINIA
COASTAL WATERS
By Dan Stillman and Jason Samenow |
09:50 AM ET, 12/01/2010 |
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Posted at 11:15 PM ET, 10/26/2010
By Jason Samenow
The metro region is included in a large tornado watch spanning parts of six states.
TORNADOES...HAIL TO 1 INCH IN DIAMETER...THUNDERSTORM WIND GUSTS TO 70 MPH...AND DANGEROUS LIGHTNING ARE POSSIBLE...
By Jason Samenow |
11:15 PM ET, 10/26/2010 |
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Posted at 12:04 PM ET, 09/27/2010
By Jason Samenow
TORNADO WARNING FOR CENTRAL HOWARD COUNTY IN CENTRAL MARYLAND UNTIL 1245 PM EDT
By Jason Samenow |
12:04 PM ET, 09/27/2010 |
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Posted at 01:05 PM ET, 06/24/2010
By Capital Weather Gang
The National Weather Service has issued a Severe Thunderstorm Watch for the D.C. metro area until 8 p.m. This is not unexpected, as an approaching cold front has combined with high heat and humidity to create an unstable atmosphere. From NWS...
HAIL TO 1.5 INCHES IN DIAMETER...THUNDERSTORM WIND GUSTS TO 70 MPH...AND DANGEROUS LIGHTNING ARE POSSIBLE IN THESE AREAS.
By Capital Weather Gang |
01:05 PM ET, 06/24/2010 |
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Posted at 10:05 AM ET, 02/25/2010
By Capital Weather Gang
Not surprisingly considering the strong winds expected, the National Weather Service has issued a High Wind Watch for the entire metro area this evening through tomorrow afternoon.
By Capital Weather Gang |
10:05 AM ET, 02/25/2010 |
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Posted at 09:31 AM ET, 02/10/2010
By Jason Samenow
Wind gusts around 40 mph common * Latest update: Blizzard Warning for entire region * Special Statement from National Weather Service.... ...EXTREMELY DANGEROUS WINTER WEATHER CONDITIONS THIS MORNING FOR THE BALTIMORE-WASHINGTON REGION...THE EASTERN PANHANDLE OF WEST VIRGINIA... DO NOT ATTEMPT TO DRIVE THIS MORNING AND EARLY AFTERNOON. LIFE THREATENING BLIZZARD...
By Jason Samenow |
09:31 AM ET, 02/10/2010 |
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Posted at 11:16 AM ET, 02/08/2010
By Jason Samenow
Blizzard conditions may return, especially N & E * Our Full Forecast thru weekend | Snowmageddon's incredible output * * Winter Storm Watch Tues.-Wed. for most of metro area (map) * * Watch out for ice dams |Measuring Snowmageddon's depth * * Power outage maps for Dominion Electric | Pepco...
By Jason Samenow |
11:16 AM ET, 02/08/2010 |
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Posted at 09:19 AM ET, 12/19/2009
By Jason Samenow
*** Latest forecast, storm information, and commentary *** From the National Weather Service (warning map): THE NATIONAL WEATHER SERVICE IN STERLING VIRGINIA HAS ISSUED A BLIZZARD WARNING ... WHICH IS IN EFFECT UNTIL 6 PM EST THIS EVENING. THE WINTER STORM WARNING IS NOW IN EFFECT FROM 6 PM THIS...
By Jason Samenow |
09:19 AM ET, 12/19/2009 |
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Posted at 11:00 PM ET, 12/16/2009
By Jason Samenow
The latest model runs are converging on a snowy scenario for the weekend. A revised Snow Lover's Crystal Ball, with updated accumulation possibilities, along with our latest full forecast into next week will be posted early in the morning, Significant accumulations are a possibility...but this is not a done deal....
By Jason Samenow |
11:00 PM ET, 12/16/2009 |
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Posted at 03:00 PM ET, 08/21/2009
By Ian Livingston
Heavy rain and some damaging winds main threats * Full Forecast | NatCast | Outside Now? Radar & More: Weather Wall * * Big Waves Threaten Nearby Beaches | Hurricane Tracking Center * A line of strong thunderstorms that moved through the western suburbs, and now stretches mainly from the...
By Ian Livingston |
03:00 PM ET, 08/21/2009 |
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Posted at 02:25 PM ET, 07/26/2009
By Dan Stillman
* Full Forecast | Outside Now? Radar, Temps & More: Weather Wall * The National Weather Service has issued a Severe Thunderstorm Watch, in effect until 9 p.m. Shower and thunderstorm activity developing off to the west is likely to increase in coverage and spread into the D.C. metro area...
By Dan Stillman |
02:25 PM ET, 07/26/2009 |
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Posted at 06:06 AM ET, 06/09/2009
By Jason Samenow
* Get There: Severe T-Storms Cause Road Flooding, Downed Trees * An intense line of storms is roaring through the metro area. These storms have dangerous lightning, VERY loud thunder, torrential rain and strong, gusty winds. Some hail is possible as well. The storms should be through Fairfax County by...
By Jason Samenow |
06:06 AM ET, 06/09/2009 |
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Posted at 10:40 AM ET, 06/05/2009
By Capital Weather Gang
* Flood Watch Through Afternoon | Full Forecast | Traffic | NatCast * * Outside Right Now? See Radar, Temps & More: Weather Wall * Courtesy National Weather Service. The National Weather Service has issued a Flood Warning until 3:45 p.m. for D.C., Montgomery County, Arlington County, Fairfax County, the...
By Capital Weather Gang |
10:40 AM ET, 06/05/2009 |
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Posted at 06:41 AM ET, 03/02/2009
By Jason Samenow
A band of extremely heavy snow has developed over much of the Washington, D.C. area. Snowfall rates will be 1-2" an hour through 8:30 a.m. or so. The heavy snow combined with winds of 15-25 mph will create visibilities near zero at times. Do not travel unless absolutely necessary. For...
By Jason Samenow |
06:41 AM ET, 03/02/2009 |
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Posted at 09:30 AM ET, 02/04/2009
By Camden Walker
* Winter Weather Advisory until 10 AM | School Delays | Full Forecast * UPDATE 9:30 a.m.: Snow has mostly ended except south and east of town. But note this statement from the National Weather Service: SNOW IS EXPECTED TO TAPER OFF GRADUALLY THIS MORNING. ALTHOUGH ROADS ARE NOT SNOW-COVERED...AS...
By Camden Walker |
09:30 AM ET, 02/04/2009 |
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Posted at 03:30 PM ET, 08/02/2008
By Dan Stillman
If it's Saturday it must mean a chance of storms, right? The National Weather Service has issued a Severe Thunderstorm Watch until 8 p.m. for the metro area. Storms that develop may be capable of producing dangerous lightning, large hail and wind gusts to 70 mph. Chances look to be...
By Dan Stillman |
03:30 PM ET, 08/02/2008 |
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Posted at 12:30 AM ET, 06/30/2008
By Capital Weather Gang
12:30 a.m. update: The Severe Thunderstorm Watch has been extended until 2 a.m. While no warnings are currently in effect, one thunderstorm is impacting northwest Montgomery County and another storm (in Culpeper and Rappahannock County) now heading into Fauquier County could affect the immediate metro area between 1:00 and 2:00...
By Capital Weather Gang |
12:30 AM ET, 06/30/2008 |
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Posted at 01:00 PM ET, 06/27/2008
By Capital Weather Gang
As temperatures climb through the low 90s this early afternoon, and the heat index into the mid 90s, the National Weather Service has issued a Severe Thunderstorm Watch for the metro area, in effect until 8 p.m. NWS says: HAIL TO 2 INCHES IN DIAMETER...THUNDERSTORM WIND GUSTS TO 70 MPH...AND...
By Capital Weather Gang |
01:00 PM ET, 06/27/2008 |
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Posted at 04:30 PM ET, 06/22/2008
By Jason Samenow
4:30 p.m. update: Lines of storms have developed to the west and southwest. These may affect the metro area, especially after about 5:30 p.m. The Storm Prediction Center (SPC) has issued a Severe Thunderstorm Watch for the metro area until 8:00 p.m. tonight. According to SPC: HAIL TO 2 INCHES...
By Jason Samenow |
04:30 PM ET, 06/22/2008 |
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Posted at 07:54 PM ET, 06/04/2008
By Jamie Jones
*Tornado Watch remains in effect until 1 a.m.* Another line of severe thunderstorms is approaching the metro area from the west. Tornado Warnings are in effect for the southern portion of these storms, including Prince William and Stafford counties in Virginia, and parts of Prince Georges, Charles and St Mary's...
By Jamie Jones |
07:54 PM ET, 06/04/2008 |
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Posted at 12:50 PM ET, 06/04/2008
By Capital Weather Gang
ALERTS 2:15 PM: A line of thunderstorms with frequent lightning is moving into the far western suburbs, now approaching western Frederick, Loudoun and Fauquier counties. This batch will move through the metro area from west to east over the next couple hours. A Tornado Watch is in effect until 8...
By Capital Weather Gang |
12:50 PM ET, 06/04/2008 |
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Posted at 09:43 PM ET, 05/10/2008
By Jason Samenow
The Watch is in effect from Sunday night to Monday afternoon. From the National Weather Service: THE HEAVIEST RAIN WILL OCCUR SUNDAY NIGHT ... AND END FROM SOUTHWEST TO NORTHEAST MONDAY AFTERNOON. TWO TO THREE INCHES OF RAIN WILL FALL ON TOP OF WET SOIL....
By Jason Samenow |
09:43 PM ET, 05/10/2008 |
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Posted at 06:59 PM ET, 02/12/2008
By Jason Samenow
Warning in effect area-wide until 7am Wednesday morning From the National Weather Service: "AN ICE STORM WARNING MEANS SEVERE WINTER WEATHER CONDITIONS ARE EXPECTED OR OCCURRING. SIGNIFICANT AMOUNTS OF ICE ACCUMULATIONS WILL MAKE TRAVEL EXTREMELY DANGEROUS. TRAVEL IS STRONGLY DISCOURAGED. IF YOU MUST TRAVEL...KEEP AN EXTRA FLASHLIGHT ... FOOD ......
By Jason Samenow |
06:59 PM ET, 02/12/2008 |
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Posted at 03:21 PM ET, 01/21/2008
By Matt Ross
The National Weather Service has issued a Winter Weather Advisory for the entire Metro Area for 10 a.m. to 4 p.m. on Tuesday: A COLD FRONT WILL APPROACH THE REGION TUESDAY AFTERNOON. IN ADVANCE OF THE FRONT...LIGHT SNOW AND SLEET WILL OVERSPREAD THE AREA TUESDAY MID-MORNING. SNOW WILL MIX FREEZING...
By Matt Ross |
03:21 PM ET, 01/21/2008 |
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Posted at 07:30 PM ET, 01/16/2008
By Jason Samenow
The latest data I'm analyzing has increased my confidence in the likelihood of accumulating snow tomorrow (65%). The storm radar appears impressive (notice the precipitation coverage to the southwest) and snow has been reported as far south as Atlanta. The details given in Steve's earlier post on timing and impact...
By Jason Samenow |
07:30 PM ET, 01/16/2008 |
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Posted at 03:10 PM ET, 01/16/2008
By Dan Stillman
The National Weather Service has issued a Winter Weather Advisory for the District and points north and west from 7 a.m. Thursday to midnight Thursday night. According to NWS ... PRECIPITATION IS EXPECTED TO BEGIN AS SNOW THURSDAY MORNING ACCUMULATING AROUND AN INCH AROUND THE INTERSTATE 95 CORRIDOR WITH AS...
By Dan Stillman |
03:10 PM ET, 01/16/2008 |
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Posted at 11:15 PM ET, 01/12/2008
By Jason Samenow
The details for tomorrow's storm are finally crystallizing, but snow crystals aren't a big part of the equation, unless you happen to be a mile high in the atmosphere. Down at ground level, temperatures are going to be too warm for snow until the storm is pulling away and starting...
By Jason Samenow |
11:15 PM ET, 01/12/2008 |
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Posted at 12:00 PM ET, 01/12/2008
By Jason Samenow
Probability of accumulating snow pretty low Indications are strong that a major storm will impact New Jersey to New England with some significant snows, especially the further north you go Sunday night. But once you get south of Jersey, precipitation amounts will likely decrease from northeast to southwest through the...
By Jason Samenow |
12:00 PM ET, 01/12/2008 |
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Posted at 10:50 PM ET, 01/11/2008
By Jason Samenow
New information I'm analyzing suggests an increased risk of significant precipitation starting Sunday afternoon and especially Sunday night. The exact location of rain/snow line -- likely to be somewhere between the Chesapeake Bay and mountains -- is so uncertain, that it's too early to confidently say whether the metro area...
By Jason Samenow |
10:50 PM ET, 01/11/2008 |
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Posted at 01:40 PM ET, 01/10/2008
By Ian Livingston
Some new computer model guidance suggests that a coastal storm will track close enough to land to produce significant rain and/or snow over the metro area late Sunday into Monday. While details still remain foggy, we'll keep you updated as a clearer picture begins to emerge over the coming hours...
By Ian Livingston |
01:40 PM ET, 01/10/2008 |
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