Alert archive / Virginia / Flash Flood Warnings in 2003
Flash Flood Warning 85, NWS Blacksburg, VA
NWS Blacksburg, VA issued this flash flood warning at Nov 19, 2003, 4:50 AM EST for Smyth County, Virginia. It was in force for 3 hr. No storm report in the archive falls inside the area while it was in force.
The area
The outline as issued.
The facts
- Issued
- Nov 19, 2003, 4:50 AM EST (09:50 UTC)
- Expired
- Nov 19, 2003, 7:45 AM EST
- In force
- 3 hr
- Issued by
- NWS Blacksburg, VA
- Area
- Counties, with a storm outline in the text
County Smyth County, VA
The radar
The Roanoke radar (KFCX), 111 km from the middle of the area, began a volume at 09:54 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
Greensboro/Hi Pt, NC (KGSO), launched 00:00Z, 9.8 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
- 67 J/kg
- Mixed-layer CIN
- -18 J/kg
- Mixed-layer LCL
- 553 m above ground
- 0-6 km bulk shear
- 44 kt
- 0-1 km storm-relative helicity
- 277 m²/s²
- 0-3 km storm-relative helicity
- 409 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.1
The text
As transmitted, in the capitals the NWS used until 2016.
000 WGUS51 KRNK 190956 FFWRNK VAC173-191245- BULLETIN - EAS ACTIVATION REQUESTED FLASH FLOOD WARNING NATIONAL WEATHER SERVICE BLACKSBURG VA 450 AM EST WED NOV 19 2003 THE NATIONAL WEATHER SERVICE IN BLACKSBURG HAS ISSUED A * FLASH FLOOD WARNING FOR... SMYTH COUNTY IN SOUTHWEST VIRGINIA * UNTIL 745 AM EST * AT 450 AM EST...NATIONAL WEATHER SERVICE RADAR INDICATED AN AREA OF HEAVY RAIN LIFTING NORTH ACROSS SMYTH COUNTY. RAINFALL GAGES INDICATED THAT WIDESPREAD 1.5 INCHES OF RAIN HAD FALLEN DURING THE PAST 6 HOURS. ADDITIONAL BANDS OF MODERATE TO HEAVY RAIN THIS MORNING WILL PRODUCE ANOTHER ONE TO TWO INCHES OF RAIN. THIS WILL RESULT IN FLASH FLOODING ACROSS THE COUNTY. * SOME LOCATIONS THREATENED BY HEAVY RAIN THROUGH 745 AM EST INCLUDE SUGAR GROVE... CHILHOWIE... DO NOT DRIVE YOUR VEHICLE INTO AREAS WHERE THE WATER COVERS THE ROADWAY. THE WATER DEPTH MAY BE TOO GREAT TO ALLOW YOUR CAR TO CROSS SAFELY. VEHICLES CAUGHT IN RISING WATER SHOULD BE ABANDONED QUICKLY. MOVE TO HIGHER GROUND. RELAY REPORTS OF FLOODING TO THE NATIONAL WEATHER SERVICE IN BLACKSBURG BY CALLING TOLL FREE...1...8 6 6...2 1 5...4 3 2 4. LAT...LON 3699 8142 3677 8128 3668 8163 3693 8180 $$ 07
The office that day
Everything else NWS Blacksburg, VA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Nov 19, 5:42 AM EST | Flash Flood Warning | RNK | Tazewell | 5 hr |
| Nov 19, 6:46 AM EST | Flash Flood Warning | RNK | Grayson | 6 hr |
| Nov 19, 7:23 AM EST | Flash Flood Warning | RNK | Bland, Giles, Wythe | 4 hr |
| Nov 19, 7:44 AM EST | Flash Flood Warning | RNK | Smyth | 3 hr |
| Nov 19, 8:35 AM EST | Flash Flood Warning | RNK | Alleghany, Bath, City of Covington | 4 hr |
| Nov 19, 8:35 AM EST | Flash Flood Warning | RNK | Carroll, Patrick, City of Galax | 5 hr |
| Nov 19, 10:15 AM EST | Severe Thunderstorm Warning | RNK | Bedford | 45 min |
| Nov 19, 11:25 AM EST | Flash Flood Warning | RNK | Franklin, Roanoke, City of Roanoke | 3 hr |
| Nov 19, 11:28 AM EST | Flash Flood Warning | RNK | Rockbridge, City of Buena Vista, City of Lexington | 3 hr |
| Nov 19, 1:14 PM EST | Flash Flood Warning | RNK | Amherst | 3 hr |
Nearby
Flash Flood Warnings in Virginia, 2003Every flash flood warning in 2003
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.