Alert archive / Virginia / Wind Advisories in 2012
Wind Advisory 12, NWS Blacksburg, VA
NWS Blacksburg, VA issued this wind advisory at Oct 18, 2012, 2:24 AM EDT for Bland County, Smyth County, Tazewell County, Virginia; Mercer County, West Virginia. It was in force for 9 hr.
The area
The counties it named.
The facts
- Issued
- Oct 18, 2012, 2:24 AM EDT (06:24 UTC)
- Expired
- Oct 18, 2012, 11:08 AM EDT
- In force
- 9 hr
- Issued by
- NWS Blacksburg, VA
Counties Bland County, VA, Smyth County, VA, Tazewell County, VA, Mercer County, WV
The radar
The Roanoke radar (KFCX), 95 km from the middle of the area, began a volume at 06:21 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 00:00Z, 6.4 hours before the alert went out and 163 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
- 1474 m above ground
- 0-6 km bulk shear
- 27 kt
- 0-1 km storm-relative helicity
- 50 m²/s²
- 0-3 km storm-relative helicity
- 100 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
539 WWUS71 KRNK 180624 NPWRNK URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE BLACKSBURG VA 224 AM EDT THU OCT 18 2012 ...STRONG SOUTHERLY WINDS OVERNIGHT INTO THURSDAY MORNING... .A STRONG COLD FRONT WILL APPROACH THE REGION FROM THE WEST THIS MORNING. GUSTY SOUTH TO SOUTHEAST WINDS AHEAD OF THE FRONT WILL INCREASE ESPECIALLY ALONG THE RIDGES OVERNIGHT AND PERSIST INTO THURSDAY MORNING. VAZ007-009-010-WVZ042-181430- /O.NEW.KRNK.WI.Y.0012.121018T0624Z-121018T1600Z/ TAZEWELL-SMYTH-BLAND-MERCER- INCLUDING THE CITIES OF...TAZEWELL...MARION...BLAND...BLUEFIELD... FLAT TOP 224 AM EDT THU OCT 18 2012 ...WIND ADVISORY IN EFFECT UNTIL NOON EDT TODAY... THE NATIONAL WEATHER SERVICE IN BLACKSBURG HAS ISSUED A WIND ADVISORY...WHICH IS IN EFFECT UNTIL NOON EDT TODAY. * LOCATIONS...HIGHER RIDGES AND IN VALLEYS WHERE SOUTHEAST WINDS MAY CHANNEL OFF THE HIGHER TERRAIN. * WINDS...SOUTHERLY WINDS 15 TO 30 MPH WITH GUSTS TO 50 MPH. * TIMING...OVERNIGHT INTO THURSDAY MORNING. * IMPACTS...WINDS MAY TOPPLE TREES AND POWER LINES. 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. && $$
2 follow-up statements
345 WWUS71 KRNK 180815 NPWRNK URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE BLACKSBURG VA 415 AM EDT THU OCT 18 2012 ...STRONG SOUTHERLY WINDS THIS MORNING... .A STRONG COLD FRONT WILL APPROACH THE REGION FROM THE WEST THIS MORNING. GUSTY SOUTH TO SOUTHEAST WINDS AHEAD OF THE FRONT WILL INCREASE ESPECIALLY ALONG THE RIDGES EARLY THIS MORNING. VAZ007-009-010-WVZ042-181600- /O.CON.KRNK.WI.Y.0012.000000T0000Z-121018T1600Z/ TAZEWELL-SMYTH-BLAND-MERCER- INCLUDING THE CITIES OF...TAZEWELL...MARION...BLAND...BLUEFIELD... FLAT TOP 415 AM EDT THU OCT 18 2012 ...WIND ADVISORY REMAINS IN EFFECT UNTIL NOON EDT TODAY... * LOCATIONS...HIGHER RIDGES AND IN VALLEYS WHERE SOUTHEAST WINDS MAY CHANNEL OFF THE HIGHER TERRAIN. * WINDS...SOUTHERLY WINDS 15 TO 30 MPH WITH GUSTS TO 50 MPH. * TIMING...THIS MORNING. * IMPACTS...WIND GUSTS MAY TOPPLE TREES AND POWER LINES. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WIND ADVISORY MEANS THAT WINDS OF 35 MPH ARE EXPECTED. WINDS THIS STRONG CAN MAKE DRIVING DIFFICULT...ESPECIALLY FOR HIGH PROFILE VEHICLES. USE EXTRA CAUTION. && $$
072 WWUS71 KRNK 181508 NPWRNK URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE BLACKSBURG VA 1108 AM EDT THU OCT 18 2012 ...THE WIND ADVISORY HAS BEEN CANCELLED... VAZ007-009-010-WVZ042-181615- /O.CAN.KRNK.WI.Y.0012.000000T0000Z-121018T1600Z/ TAZEWELL-SMYTH-BLAND-MERCER- INCLUDING THE CITIES OF...TAZEWELL...MARION...BLAND...BLUEFIELD... FLAT TOP 1108 AM EDT THU OCT 18 2012 ...WIND ADVISORY IS CANCELLED... THE NATIONAL WEATHER SERVICE IN BLACKSBURG HAS CANCELLED THE WIND ADVISORY. LATEST OBSERVATIONS INDICATE THAT WIND SPEEDS HAVE FALLEN BELOW ADVISORY CRITERIA. HOWEVER...WINDS WILL REMAIN GUSTY ACROSS THE MOUNTAINS THROUGH THE REMAINDER OF THE MORNING AND THE AFTERNOON...WITH GUSTS OCCASIONALLY IN THE 30 MPH TO 35 MPH RANGE. $$
The office that day
Everything else NWS Blacksburg, VA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Oct 18, 4:25 PM EDT | Special Weather Statement | RNK | Tazewell | 50 min |
| Oct 18, 4:26 PM EDT | Special Weather Statement | RNK | Tazewell | 49 min |
| Oct 18, 4:54 PM EDT | Special Weather Statement | RNK | Smyth | 51 min |
| Oct 18, 5:22 PM EDT | Special Weather Statement | RNK | Bland | 53 min |
| Oct 18, 7:18 PM EDT | Special Weather Statement | RNK | Bedford, City of Lynchburg | 42 min |
| Oct 18, 7:44 PM EDT | Special Weather Statement | RNK | Buckingham | 16 min |
| Oct 18, 7:54 PM EDT | Special Weather Statement | RNK | Amherst, Bedford, City of Lynchburg | 51 min |
| Oct 18, 4:40 PM EDT | Special Weather Statement | RNK | Mercer, Summers | 50 min |
| Oct 18, 5:11 PM EDT | Severe Thunderstorm Warning | RNK | Greenbrier, Summers | 64 min |
Nearby
Wind Advisories in Virginia, 2012Wind Advisories in West Virginia, 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.