Capital Weather Gang

Weather Service: Don't drive in this...

Wed, 10 Feb 2010 09:31:13 -0500

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 CONDITIONS HAVE DEVELOPED RAPIDLY ACROSS THE BALTIMORE-WASHINGTON REGION THIS MORNING. AT 7:27 AM THIS MORNING...A WIND GUST WAS RECORDED TO 60 MPH AT MANASSAS VIRGINIA. NUMEROUS WIND GUSTS OVER 40 MPH HAVE OBSERVED AROUND THE REGION ALONG WITH WHITE-OUT CONDITIONS. IF YOU GET STRANDED IN YOUR VEHICLE...DO NOT LEAVE YOUR CAR TO TRY TO WALK FOR ASSISTANCE...YOU CAN QUICKLY BECOME DISORIENTED IN WIND DRIVEN SNOW AND COLD. THIS STORM WILL SUBSIDE EARLY THIS EVENING...SO WAIT IN YOUR CAR FOR EMERGENCY HELP TO ARRIVE. PERIODICALLY RUN YOUR ENGINE FOR ABOUT 10 MINUTES EACH HOUR FOR HEAT. ENSURE YOUR EXHAUST PIPE IS

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Wed, 10 Feb 2010 09:31:13 -0500

Alert: Blizzard warning for entire metro region

Wed, 10 Feb 2010 08:00:00 -0500

Extreme snow and wind moves in * Blizzard Warning until 7 p.m. area-wide (map) | NWS snow totals * * Making history? | Watch out for ice dams | Top 5 driving hazards * * Yesterday's Q&A | Snowmageddon's incredible output * * Power outage maps for Dominion Electric | Pepco | BG&E | SMECO * * Outside now? Radar, temps & more: Weather Wall * * News, traffic & storm coverage: Local home page | Get There * Radar: Latest regional radar shows movement of precipitation over past three hours. Powered by HAMweather. Refresh page to update. Click here or on image to enlarge. Or see radar bigger on our Weather Wall. Snow has developed explosively this morning as an intense upper level wave passing through the region interacts with a rapidly deepening (or bombing) storm off the Md./De. coast. Heavy snowfall rates of 1-2" an hour have been

Risky recipe: Snow, ice, snow, then wind

Wed, 10 Feb 2010 05:10:30 -0500

* Winter Storm Warning for entire metro area | NWS snow totals * * Blizzard Warning starts at 7 a.m. for far N&E suburbs (map) * * Making history? | Watch out for ice dams | Top 5 driving hazards * * Yesterday's Q&A | Snowmageddon's incredible output * * Power outage maps for Dominion Electric | Pepco | BG&E | SMECO * * Outside now? Radar, temps & more: Weather Wall * * News, traffic & storm coverage: Local home page | Get There * Radar: Latest regional radar shows movement of precipitation over past three hours. Powered by HAMweather. Refresh page to update. Click here or on image to enlarge. Or see radar bigger on our Weather Wall. It started with around 2 to 5 inches of snow yesterday evening. Then, the late evening and overnight brought a period of sleet and freezing rain. Now, the entire metro

Double whammy: First snow, then gusty winds

Tue, 09 Feb 2010 23:10:30 -0500

Wintry mix in some places for now, turning to all snow * Winter Storm Warning through today (map) | NWS snow totals * * Making history? | Today's Q&A | Snowmageddon's incredible output * * Watch out for ice dams | Top 5 driving hazards * * Power outage maps for Dominion Electric | Pepco | BG&E | SMECO * * Outside now? Radar, temps & more: Weather Wall * * News, traffic & storm coverage: Local home page | Get There * Radar: Latest D.C. area radar loop shows movement of precipitation over past two hours. Powered by HAMweather. Refresh page to update. Click here or on image to enlarge. Or see radar bigger on our Weather Wall. The snow has already piled up quickly this evening -- 3 to 4 inches in many metro area locations -- and there's more to come. There have been reports of sleet

Snow sticking, intensity increasing

Tue, 09 Feb 2010 19:15:00 -0500

Snoverkill kicking into high gear * Winter Storm Warning thru Wed for entire metro area (map) * * Federal government closed tomorrow: Federal Eye * * Making history? | Today's Q&A | Snowmageddon's incredible output * * Watch out for ice dams | Top 5 driving hazards * * Power outage maps for Dominion Electric | Pepco | BG&E * * Outside now? Radar, temps & more: Weather Wall * * News, traffic & storm coverage: Local home page | Get There * Snow has rapidly developed over the region over the last several hours and is sticking everywhere. Anywhere from a heavy coating to 1-2" (highest amounts south and to the northwest) has already accumulated throughout the area. Moderate to sometimes heavy snow will continue for the next several hours. South and east of town, some sleet may mix-in, but the predominant precipitation type should be snow. Radar does

Snoverkill beginning to arrive

Tue, 09 Feb 2010 15:45:00 -0500

Winds pick up tonight, gust to around 50 mph on Wed. * Winter Storm Warning thru Wed for entire metro area (map) * * Making history? | Today's Q&A | Snowmageddon's incredible output * * Watch out for ice dams | Top 5 driving hazards * * Power outage maps for Dominion Electric | Pepco | BG&E * * Outside now? Radar, temps & more: Weather Wall * * News, traffic & storm coverage: Local home page | Get There * Snow is a bit delayed but it will not be denied and neither will the big winds of Snoverkill. The storm's effects will begin to be felt across the area through evening as precipitation breaks out. Some sleet is possible early as far north as the entire D.C. metro before everyone goes back over to all snow during the late evening or overnight. The heaviest snow of Snoverkill looks

Next storm closes in; no change in forecast

Tue, 09 Feb 2010 11:05:30 -0500

Snoverkill's worst impacts expected tonight & tomorrow 2:10 p.m. Update: Radar is still pretty quiet around the region. However, precipitation should blossom by late afternoon or evening. As we mentioned earlier, any precipitation through afternoon should be on the light side and looks to be scattered, with not much accumulation until after sunset. Next full update between 3 and 4 p.m. *** Latest accumulation map, storm timeline and FAQs *** * Winter Storm Warning thru Wed for entire metro area (map) * * New! Storm Q&A transcript | Snowmageddon's incredible output * * Making history? | Watch out for ice dams | Top 5 driving hazards * * Power outage maps for Dominion Electric | Pepco | BG&E * * Outside now? Radar, temps & more: Weather Wall * * News, traffic & storm coverage: Local home page | Get There * We know there are some widely divergent accumulation

Forecast: Fierce winter storm to sock region

Tue, 09 Feb 2010 05:00:00 -0500

Snoverkill: 6-16" of snow and powerful winds (next update ~11 a.m.) * Winter Storm Warning thru Wed for most of metro area (map) * * Making history? | Storm Q&A | Snowmageddon's incredible output * * Watch out for ice dams | Top 5 driving hazards * * Power outage maps for Dominion Electric | Pepco | BG&E * * Outside now? Radar, temps & more: Weather Wall * * News, traffic & storm coverage: Local home page | Get There * Today's Daily Digit A somewhat subjective rating of the day's weather, on a scale of 0 to 10. Wednesday should be worse, but we'll be dealing with a mess by late afternoon again. Get tomorrow's 'Digit' on Twitter tonight EXPRESS FORECAST Today: Mostly cloudy, snow and/or sleet developing from mid-day into the afternoon. 29-32. | Tonight: Snow likely. 26-29. | Tomorrow: Snow continues into afternoon. Windy. 26-29. | A Look

Forget Snowmageddon, let's call it Wintergeddon

Mon, 08 Feb 2010 23:05:30 -0500

More than 12" possible in places; gusty winds * New storm polls: Tell us how much and name it | E-mail forecast * * Winter Storm Warning Tues.-Wed. for most of metro area (map) * * Making history? | Today's Q&A | Snowmageddon's incredible output * * Watch out for ice dams | Measuring Snowmageddon's depth * * Power outage maps for Dominion Electric | Pepco | BG&E * * Outside now? Radar, temps & more: Weather Wall * * News, traffic & storm coverage: Local home page | Get There * CWG team snowfall forecast for Tues.-Wed. Confidence: Medium. In many other winters, you might log on the evening before a storm to find us hedging or trending down from an earlier accumulation forecast. Not tonight, and not this winter. The winter of 2009-2010 just won't stop. Its next episode (shall we call it Snoverkill?) arrives tomorrow with more

New storm polls: Tell us how much and name it...

Mon, 08 Feb 2010 18:45:00 -0500

*** Latest storm update: S'now joke: Another major storm coming *** (next update around 11 p.m.) * Federal government closed tomorrow: Federal Eye * * Winter Storm Warning Tues.-Wed. for most of metro area (map) * * Making history? | Today's Q&A | Snowmageddon's incredible output * * Watch out for ice dams | Measuring Snowmageddon's depth * * Power outage maps for Dominion Electric | Pepco | BG&E * * Outside now? Radar, temps & more: Weather Wall * * News, traffic & storm coverage: Local home page | Get There * As our previous update indicates, we're calling for 5-10" in D.C. and to the south and west, and 8-16" to the north and northeast for the upcoming storm. Our accumulation projections are less than the National Weather Service's (10-20"), Topper Shutt's (1 to 2 feet), Doug Hill's (12-16"), and Bob Ryan's (8-12"). The reason for this is

S'now joke: Another major storm coming

Mon, 08 Feb 2010 15:30:00 -0500

Blizzard conditions and significant accumulation possible * Winter Storm Warning Tues.-Wed. for most of metro area (map) * * Making history? | Today's Q&A | Snowmageddon's incredible output * * Watch out for ice dams | Measuring Snowmageddon's depth * * Power outage maps for Dominion Electric | Pepco | BG&E * * Outside now? Radar, temps & more: Weather Wall * * News, traffic & storm coverage: Local home page | Get There * There is still way too much snow outside to know what to do with and it is now increasingly likely we will be adding a big pile on top. The National Weather Service has now issued Winter Storm Warnings for tomorrow and Wednesday. As if that was not enough, this looks like quite the windy event, with blizzard conditions possible. Highs near freezing today and similar expected tomorrow will ensure that our snow base at

Next storm puts snowfall record in reach

Mon, 08 Feb 2010 13:45:00 -0500

* Serious snow/wind risk late Tues into Wed | Live chat at 2 p.m. * * 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 | BG&E * * Outside now? Radar, temps & more: Weather Wall * * News, traffic & storm coverage: Local home page | Get There * Seasonal snowfall over the last two decades. 45" have fallen so far in 2009-2010, the most since 1995-1996. With the impending storm for tomorrow and Wednesday, we have a legitimate chance for an all-time (since records have been kept in the late 1800s) seasonal snow record. Our big weekend storm surged Reagan National Airport's seasonal total to 45" with the balance of February and March yet

Alert: Serious snow/wind a risk late Tues into Wed

Mon, 08 Feb 2010 11:16:50 -0500

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 | BG&E * * Outside now? Radar, temps & more: Weather Wall * * News, traffic & storm coverage: Local home page | Get There * This morning's 12z Global Forecasting System model simulating snow over the region Wednesday morning and very strong winds (depicted by the closely packed lines of equal pressure or isobars in black). The new data we're analyzing portrays a rather ominous picture for the region, beginning tomorrow afternoon. Two areas of low pressure, one from the north and one from the south, will likely merge off the mid-Atlantic coast developing into a very powerful storm

The incredible output of Snowmageddon

Mon, 08 Feb 2010 09:45:15 -0500

Feb. 3-6, 2010: Simulations, satellites, radars, and maps *** Remarkable winter brings new threat: Full Forecast *** * Winter Storm Watch Tues.-Wed. for most of metro area (map) * * A closer look at next snow threat: SLCB | Watch out for ice dams * * Measuring Snowmageddon's depth | NWS totals | CWG snow reports * * Power outage maps for Dominion Electric | Pepco | BG&E * * Outside now? Radar, temps & more: Weather Wall * * News, traffic & storm coverage: Local home page | Get There * Radar estimated liquid equivalent totals (generally 1.5-2.5" inches of liquid) from the historic Snowmageddon which dropped as much as 2 to 3 feet of snow across the region. Note, radar does not always accurately demonstrate real totals; numbers on the edges of the radar scope are likely underestimated. Image courtesy: Weather Underground. After Snowpocalypse in December, it would

Forecast: Remarkable winter brings new threat

Mon, 08 Feb 2010 05:00:30 -0500

Chance of snow Tues/Wed; quieter thereafter * Winter Storm Watch Tues.-Wed. for most of metro area (map) * * A closer look at next snow threat: SLCB | Watch out for ice dams * * Measuring Snowmageddon's depth | NWS totals | CWG snow reports * * Power outage maps for Dominion Electric | Pepco | BG&E * * Outside now? Radar, temps & more: Weather Wall * * News, traffic & storm coverage: Local home page | Get There * Today's Daily Digit A somewhat subjective rating of the day's weather, on a scale of 0 to 10. Sun and temperatures near/above freezing to aid big dig out. Get tomorrow's 'Digit' on Twitter tonight EXPRESS FORECAST Today: Mostly sunny. 32-36. | Tonight: Increasing clouds late. 12-18. | Tomorrow: Snow and/or sleet likely in the afternoon. 29-33. | Tomorrow night: Snowy and windy, especially from D.C. and to the northeast. 23-28. | A