Alert archive / Virginia / Wind Advisories in 2007
Wind Advisory 22, NWS Blacksburg, VA
NWS Blacksburg, VA issued this wind advisory at Apr 11, 2007, 12:23 PM EDT for Smyth County, Tazewell County, Virginia; Mercer County, West Virginia. It was in force for 10 hr.
The area
The counties it named.
The facts
- Issued
- Apr 11, 2007, 12:23 PM EDT (16:23 UTC)
- Expired
- Apr 11, 2007, 10:00 PM EDT
- In force
- 10 hr
- Issued by
- NWS Blacksburg, VA
Counties Smyth County, VA, Tazewell County, VA, Mercer County, WV
The radar
The Roanoke radar (KFCX), 101 km from the middle of the area, began a volume at 16:26 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, 4.4 hours before the alert went out and 169 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
- 1081 m above ground
- 0-6 km bulk shear
- 52 kt
- 0-1 km storm-relative helicity
- 262 m²/s²
- 0-3 km storm-relative helicity
- 211 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
000 WWUS71 KRNK 111623 NPWRNK URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE BLACKSBURG VA 1223 PM EDT WED APR 11 2007 ...WINDY THIS AFTERNOON AND EVENING... .LOW PRESSURE SYSTEM ENTERING THE OHIO VALLEY WILL RESULT IN A STRONG SOUTHEAST WIND OVER THE APPALACHIAN MOUNTAINS. AS THIS WIND MOVES DOWNSLOPE INTO THE UPPER TENNESSEE RIVER VALLEY EXPECT WIND GUSTS OF 40 TO 50 MPH. VAZ007-009-WVZ042-120030- /O.NEW.KRNK.WI.Y.0022.070411T1623Z-070412T0200Z/ TAZEWELL-SMYTH-MERCER- INCLUDING THE CITIES OF...TAZEWELL...MARION...BLUEFIELD 1223 PM EDT WED APR 11 2007 ...WIND ADVISORY IN EFFECT UNTIL 10 PM EDT THIS EVENING... THE NATIONAL WEATHER SERVICE IN BLACKSBURG HAS ISSUED A WIND ADVISORY...WHICH IS IN EFFECT UNTIL 10 PM EDT THIS EVENING. WIND GUSTS BETWEEN 40 AND 50 MILES AN HOUR ARE LIKELY THIS AFTERNOON AND EVENING...ESPECIALLY ALONG AND JUST NORTHWEST OF THE HIGHER MOUNTAIN RIDGES. A WIND ADVISORY MEANS THAT SUSTAINED WINDS OF 31 TO 39 MPH ARE POSSIBLE WITH GUSTS AS HIGH AS 57 MPH. WINDS THIS STRONG CAN MAKE DRIVING DIFFICULT... ESPECIALLY FOR HIGH PROFILE VEHICLES. USE EXTRA CAUTION. SMALL TREE LIMBS MAY ALSO BE DOWNED BY THE STRONG WINDS. $$
2 follow-up statements
000 WWUS71 KRNK 112215 NPWRNK URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE BLACKSBURG VA 615 PM EDT WED APR 11 2007 ...STRONG WINDS TO CONTINUE THIS EVENING... .LOW PRESSURE SYSTEM ENTERING THE OHIO VALLEY WILL RESULT IN A STRONG SOUTHEAST WIND OVER THE APPALACHIAN MOUNTAINS. AS THIS WIND MOVES DOWNSLOPE INTO THE UPPER TENNESSEE RIVER VALLEY EXPECT WIND GUSTS OF 45 TO 50 MPH. VAZ007-009-WVZ042-120200- /O.CON.KRNK.WI.Y.0022.000000T0000Z-070412T0200Z/ TAZEWELL-SMYTH-MERCER- INCLUDING THE CITIES OF...TAZEWELL...MARION...BLUEFIELD 615 PM EDT WED APR 11 2007 ...WIND ADVISORY REMAINS IN EFFECT UNTIL 10 PM EDT THIS EVENING... A WIND ADVISORY REMAINS IN EFFECT UNTIL 10 PM EDT THIS EVENING. WIND GUSTS TO AROUND 50 MILES AN HOUR ARE LIKELY THIS EVENING...ESPECIALLY ALONG AND JUST NORTHWEST OF THE HIGHER MOUNTAIN RIDGES. A WIND ADVISORY MEANS THAT SUSTAINED WINDS OF 31 TO 39 MPH ARE POSSIBLE WITH GUSTS AS HIGH AS 57 MPH. WINDS THIS STRONG CAN MAKE DRIVING DIFFICULT... ESPECIALLY FOR HIGH PROFILE VEHICLES. USE EXTRA CAUTION. SMALL TREE LIMBS MAY ALSO BE DOWNED BY THE STRONG WINDS. $$
000 WWUS71 KRNK 120133 NPWRNK URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE BLACKSBURG VA 933 PM EDT WED APR 11 2007 VAZ007-009-WVZ042-120245- /O.EXP.KRNK.WI.Y.0022.000000T0000Z-070412T0200Z/ TAZEWELL-SMYTH-MERCER- INCLUDING THE CITIES OF...TAZEWELL...MARION...BLUEFIELD 933 PM EDT WED APR 11 2007 ...WIND ADVISORY WILL EXPIRE AT 10 PM EDT THIS EVENING... THE WIND ADVISORY WILL EXPIRE AT 10 PM EDT THIS EVENING. SOUTHEAST WINDS SHOULD TURN MORE TO THE SOUTH AND SOUTHWEST OVERNIGHT THUS REDUCING THE THREAT OF DOWNSLOPING STRONG WINDS. THUS THE ADVISORY WILL BE ALLOWED TO EXPIRE AT 10 PM. $$
Nearby
Wind Advisories in Virginia, 2007Wind Advisories in West Virginia, 2007Every wind advisory in 2007
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.