Alert archive / North Carolina / Flash Flood Warnings in 2003
Flash Flood Warning 55, NWS Blacksburg, VA
NWS Blacksburg, VA issued this flash flood warning at Aug 8, 2003, 7:21 PM EDT for Surry County, North Carolina. 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
- Aug 8, 2003, 7:21 PM EDT (23:21 UTC)
- Expired
- Aug 8, 2003, 10:15 PM EDT
- In force
- 3 hr
- Issued by
- NWS Blacksburg, VA
- Area
- Counties, with a storm outline in the text
County Surry County, NC
The radar
The Roanoke radar (KFCX), 82 km from the middle of the area, began a volume at 23:22 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 12:00Z, 11.4 hours before the alert went out and 81 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
- 810 J/kg
- Mixed-layer CIN
- -17 J/kg
- Mixed-layer LCL
- 590 m above ground
- 0-6 km bulk shear
- 25 kt
- 0-1 km storm-relative helicity
- 98 m²/s²
- 0-3 km storm-relative helicity
- 117 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 1.6
The text
As transmitted, in the capitals the NWS used until 2016.
000 WGUS51 KRNK 082324 FFWRNK NCC171-090215- BULLETIN - EAS ACTIVATION REQUESTED FLASH FLOOD WARNING NATIONAL WEATHER SERVICE BLACKSBURG VA 721 PM EDT FRI AUG 8 2003 THE NATIONAL WEATHER SERVICE IN BLACKSBURG HAS ISSUED A * FLASH FLOOD WARNING FOR... SURRY COUNTY IN NORTH CENTRAL NORTH CAROLINA * UNTIL 1015 PM EDT * AT 721 PM EDT...NATIONAL WEATHER SERVICE RADAR INDICATED THUNDERSTORMS WITH VERY HEAVY RAIN IN THE MOUNT AIRY AREA AND EXTENDING NORTH TO THE SALEM AND SULPHER SPRINGS AREA. STREAMS LIKELY TO BE AFFECTED INCLUDE LOVILLS CREEK AND ARARAT RIVER. * SOME LOCATIONS THREATENED BY HEAVY RAIN THROUGH 1015 PM EDT INCLUDE MOUNT AIRY... SALEM... EXCESSIVE RUNOFF FROM THESE STORMS WILL CAUSE FLASH FLOODING OF SMALL CREEKS AND STREAMS...HIGHWAYS AND UNDERPASSES. ADDITIONALLY...COUNTRY ROADS AND FARMLANDS ALONG THE BANKS OF CREEKS AND STREAMS AND OTHER LOW LYING AREAS ARE SUBJECT TO FLASH FLOODING. 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 3626 8087 3630 8054 3655 8047 3654 8087 $$ 09
1 follow-up statement
000 WGUS71 KRNK 082349 FFSRNK NCC171-090215- FLASH FLOOD STATEMENT NATIONAL WEATHER SERVICE BLACKSBURG VA 748 PM EDT FRI AUG 8 2003 ...A FLASH FLOOD WARNING CONTINUES FOR THE FOLLOWING COUNTIES UNTIL 1015 PM EDT... SURRY COUNTY IN NORTH CENTRAL NORTH CAROLINA AT 745 PM EDT...DOPPLER RADAR INDICATED HEAVY RAINFALL CONTINUING IN THE MOUNT AIRY VICINITY. LOCAL LAW ENFORCEMENT OFFICIALS REPORTED LOVILLS CREEK OUT OF IT BANKS. AS A RESULT NUMEROUS ROADS IN AND AROUND MOUNT AIRY HAVE FLOODED AND ARE EXTREMELY DANGEROUS. THE ARARAT RIVER AND PAULS CREEK ARE ALSO LIKELY OUT OF THEIR BANKS. EXCESSIVE RUNOFF FROM THESE STORMS WILL CONTINUE THE FLASH FLOOD THREAT THROUGH AT LEAST 10 PM. A FLASH FLOOD WARNING MEANS THAT FLOODING IS OCCURRING OR IS IMMINENT. NEVER ATTEMPT TO CROSS HIGH WATER IN A VEHICLE OR ON FOOT RELAY YOUR REPORTS OF FLOODING TO THE NATIONAL WEATHER SERVICE BY CALLING TOLL FREE...1...8 6 6...2 1 5...4 3 2 4. $$ JDS
The office that day
Everything else NWS Blacksburg, VA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 8, 4:37 PM EDT | Flash Flood Warning | RNK | Wilkes | 3 hr |
Nearby
Flash Flood Warnings in North Carolina, 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.