Alert archive / Virginia / Wind Advisories in 2012
Wind Advisory 1, NWS Blacksburg, VA
NWS Blacksburg, VA issued this wind advisory at Jan 1, 2012, 10:42 AM EST for 4 counties in Virginia; Alleghany County, Ashe County, Watauga County, North Carolina. It took effect at Jan 1, 2012, 1:00 PM EST. It was in force for 17 hr.
The area
The counties it named.
The facts
- Issued
- Jan 1, 2012, 10:42 AM EST (15:42 UTC)
- In effect from
- Jan 1, 2012, 1:00 PM EST
- Expired
- Jan 2, 2012, 6:00 AM EST
- In force
- 17 hr
- Issued by
- NWS Blacksburg, VA
Counties Alleghany County, NC, Ashe County, NC, Watauga County, NC, Alleghany County, VA, Bath County, VA, City of Covington, VA, Grayson County, VA
The radar
The Roanoke radar (KFCX), 43 km from the middle of the area, began a volume at 15:48 UTC, the scan nearest the moment this went out.
Open the radar archive at this moment
The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.
The nearest sounding before it
Roanoke, VA (KRNK), launched 12:00Z, 3.7 hours before the alert went out and 112 km from the middle of its area. This is the routine balloon launch nearest before it, the air the forecaster had in hand, not a measurement taken for the alert.
- Mixed-layer CAPE
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 1685 m above ground
- 0-6 km bulk shear
- 57 kt
- 0-1 km storm-relative helicity
- 177 m²/s²
- 0-3 km storm-relative helicity
- 181 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
756 WWUS71 KRNK 011542 NPWRNK URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE BLACKSBURG VA 1042 AM EST SUN JAN 1 2012 ...STRONG GUSTY WINDS DEVELOPING THIS AFTERNOON... .A STRONG COLD FRONT WILL CROSS THE MOUNTAINS THIS AFTERNOON. WINDS WILL INCREASE BEHIND THE FRONT WITH GUSTS OF UP TO 50 MPH. NCZ001-002-018-VAZ015-012345- /O.NEW.KRNK.WI.Y.0001.120101T1800Z-120102T1100Z/ ASHE-ALLEGHANY NC-WATAUGA-GRAYSON- INCLUDING THE CITIES OF...WEST JEFFERSON...SPARTA...BOONE... INDEPENDENCE...WHITETOP...TROUTDALE...VOLNEY 1042 AM EST SUN JAN 1 2012 ...WIND ADVISORY IN EFFECT UNTIL 6 AM EST MONDAY... THE NATIONAL WEATHER SERVICE IN BLACKSBURG HAS ISSUED A WIND ADVISORY...WHICH IS IN EFFECT UNTIL 6 AM EST MONDAY. * LOCATIONS...THE HIGH COUNTRY...ESPECIALLY ELEVATIONS ABOVE 3500 FEET. * HAZARDS...STRONG WIND GUSTS. * WINDS...WEST 20 TO 25 MPH WITH GUSTS UP TO 50 MPH. * TIMING...DEVELOPING WITH THE PASSAGE OF A COLD FRONT THIS AFTERNOON AND CONTINUING INTO THE OVERNIGHT. * IMPACTS...MAY DOWN LARGE LIMBS...AND COULD RESULT IN POWER OUTAGES. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WIND ADVISORY MEANS THAT WINDS OF 35 MPH ARE EXPECTED. WINDS THIS STRONG CAN MAKE DRIVING DIFFICULT...ESPECIALLY FOR HIGH PROFILE VEHICLES. USE EXTRA CAUTION. && $$
3 follow-up statements
234 WWUS71 KRNK 012101 NPWRNK URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE BLACKSBURG VA 401 PM EST SUN JAN 1 2012 ...STRONG GUSTY WINDS TONIGHT... .A STRONG COLD FRONT WILL PASS EAST OF THE AREA OVERNIGHT. WINDS WILL INCREASE BEHIND THE FRONT WITH GUSTS OF UP TO 50 MPH. VAZ019-020-020515- /O.EXA.KRNK.WI.Y.0001.000000T0000Z-120102T1100Z/ ALLEGHANY VA-BATH- INCLUDING THE CITIES OF...CLIFTON FORGE...COVINGTON...HOT SPRINGS 401 PM EST SUN JAN 1 2012 ...WIND ADVISORY IN EFFECT UNTIL 6 AM EST MONDAY... THE NATIONAL WEATHER SERVICE IN BLACKSBURG HAS ISSUED A WIND ADVISORY...WHICH IS IN EFFECT UNTIL 6 AM EST MONDAY. * LOCATIONS...HIGHLANDS OF VIRGINIA...ESPECIALLY ATOP WARM SPRINGS MOUNTAIN. * HAZARDS...STRONG WIND GUSTS. * WINDS...WEST 20 TO 25 MPH WITH GUSTS UP TO 50 MPH. * TIMING...DEVELOPING WITH THE PASSAGE OF A COLD FRONT THIS EVENING AND CONTINUING INTO THE OVERNIGHT. * IMPACTS...MAY DOWN LARGE LIMBS...AND COULD RESULT IN POWER OUTAGES. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WIND ADVISORY MEANS THAT WINDS OF 35 MPH ARE EXPECTED. WINDS THIS STRONG CAN MAKE DRIVING DIFFICULT...ESPECIALLY FOR HIGH PROFILE VEHICLES. USE EXTRA CAUTION. && $$ NCZ001-002-018-VAZ015-020515- /O.CON.KRNK.WI.Y.0001.000000T0000Z-120102T1100Z/ ASHE-ALLEGHANY NC-WATAUGA-GRAYSON- INCLUDING THE CITIES OF...WEST JEFFERSON...SPARTA...BOONE... INDEPENDENCE...WHITETOP...TROUTDALE...VOLNEY 401 PM EST SUN JAN 1 2012 ...WIND ADVISORY REMAINS IN EFFECT UNTIL 6 AM EST MONDAY... * LOCATIONS...THE HIGH COUNTRY...ESPECIALLY ELEVATIONS ABOVE 3500 FEET. * HAZARDS...STRONG WIND GUSTS. * WINDS...WEST 20 TO 25 MPH WITH GUSTS UP TO 50 MPH. * TIMING...THIS EVENING AND OVERNIGHT. * IMPACTS...MAY DOWN LARGE LIMBS...AND COULD RESULT IN POWER OUTAGES. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WIND ADVISORY MEANS THAT WINDS OF 35 MPH ARE EXPECTED. WINDS THIS STRONG CAN MAKE DRIVING DIFFICULT...ESPECIALLY FOR HIGH PROFILE VEHICLES. USE EXTRA CAUTION. && $$
415 WWUS71 KRNK 020315 NPWRNK URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE BLACKSBURG VA 1015 PM EST SUN JAN 1 2012 ...STRONG WINDS WILL CONTINUE TONIGHT... .WINDS BEHIND A COLD FRONT WILL REMAIN STRONG AND VERY GUSTY OVERNIGHT. OBSERVING STATIONS HAVE BEEN REPORTING WINDS GUSTING UP TO 40 MPH THROUGHOUT MUCH OF THE EVENING AND GUSTS TO 50 MPH ARE STILL POSSIBLE AT HIGHER ELEVATIONS. NCZ001-002-018-VAZ015-021100- /O.CON.KRNK.WI.Y.0001.000000T0000Z-120102T1100Z/ ASHE-ALLEGHANY NC-WATAUGA-GRAYSON- INCLUDING THE CITIES OF...WEST JEFFERSON...SPARTA...BOONE... INDEPENDENCE...WHITETOP...TROUTDALE...VOLNEY 1015 PM EST SUN JAN 1 2012 ...WIND ADVISORY REMAINS IN EFFECT UNTIL 6 AM EST MONDAY... * LOCATIONS...THE HIGH COUNTRY...ESPECIALLY ELEVATIONS ABOVE 3500 FEET. * HAZARDS...STRONG WIND GUSTS. * WINDS...NORTHWEST 15 TO 25 MPH WITH GUSTS UP TO 45 MPH. * TIMING...OVERNIGHT INTO THE EARLY MORNING. * IMPACTS...MAY DOWN LARGE LIMBS...AND COULD RESULT IN POWER OUTAGES. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WIND ADVISORY MEANS THAT WINDS OF 35 MPH ARE EXPECTED. WINDS THIS STRONG CAN MAKE DRIVING DIFFICULT...ESPECIALLY FOR HIGH PROFILE VEHICLES. USE EXTRA CAUTION. && $$ VAZ019-020-021100- /O.CON.KRNK.WI.Y.0001.000000T0000Z-120102T1100Z/ ALLEGHANY VA-BATH- INCLUDING THE CITIES OF...CLIFTON FORGE...COVINGTON...HOT SPRINGS 1015 PM EST SUN JAN 1 2012 ...WIND ADVISORY REMAINS IN EFFECT UNTIL 6 AM EST MONDAY... * LOCATIONS...HIGHLANDS OF VIRGINIA...ESPECIALLY ATOP WARM SPRINGS MOUNTAIN. * HAZARDS...STRONG WIND GUSTS. * WINDS...WEST 10 TO 20 MPH WITH GUSTS UP TO 45 MPH. * TIMING...CONTINUING DURING THE OVERNIGHT PERIOD. * IMPACTS...MAY DOWN LARGE LIMBS...AND COULD RESULT IN POWER OUTAGES. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WIND ADVISORY MEANS THAT WINDS OF 35 MPH ARE EXPECTED. WINDS THIS STRONG CAN MAKE DRIVING DIFFICULT...ESPECIALLY FOR HIGH PROFILE VEHICLES. USE EXTRA CAUTION. && $$
966 WWUS71 KRNK 021057 NPWRNK URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE BLACKSBURG VA 557 AM EST MON JAN 2 2012 NCZ001-002-018-VAZ015-021200- /O.EXP.KRNK.WI.Y.0001.000000T0000Z-120102T1100Z/ ASHE-ALLEGHANY NC-WATAUGA-GRAYSON- INCLUDING THE CITIES OF...WEST JEFFERSON...SPARTA...BOONE... INDEPENDENCE...WHITETOP...TROUTDALE...VOLNEY 557 AM EST MON JAN 2 2012 ...WIND ADVISORY WILL EXPIRE AT 6 AM EST EARLY THIS MORNING... NORTHWEST WINDS WILL CONTINUE TO BE GUSTY TODAY...BUT REMAIN BELOW ADVISORY LEVELS. A FEW HIGHER RIDGES COULD SEE A BRIEF GUST OVER 45 MPH THROUGH MID MORNING. $$ VAZ019-020-021200- /O.EXP.KRNK.WI.Y.0001.000000T0000Z-120102T1100Z/ ALLEGHANY VA-BATH- INCLUDING THE CITIES OF...CLIFTON FORGE...COVINGTON...HOT SPRINGS 557 AM EST MON JAN 2 2012 ...WIND ADVISORY WILL EXPIRE AT 6 AM EST EARLY THIS MORNING... NORTHWEST WINDS WILL REMAIN GUSTY TODAY BUT REMAIN UNDER 45 MPH. $$
The office that day
Everything else NWS Blacksburg, VA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jan 1, 3:37 PM EST | Winter Weather Advisory | RNK | Alleghany, Bath, Bland, Carroll, Craig, Floyd and 10 more | 50 hr |
Nearby
Wind Advisories in Virginia, 2012Wind Advisories in North Carolina, 2012Every wind advisory in 2012
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.