Alert archive / West Virginia / Flash Flood Warnings in 2004
Flash Flood Warning 1, NWS Blacksburg, VA
NWS Blacksburg, VA issued this flash flood warning at Apr 26, 2004, 12:18 AM EDT for Greenbrier County, West Virginia. It was in force for 4 hr. No storm report in the archive falls inside the area while it was in force.
The area
The counties it named.
The facts
- Issued
- Apr 26, 2004, 12:18 AM EDT (04:18 UTC)
- Expired
- Apr 26, 2004, 4:15 AM EDT
- In force
- 4 hr
- Issued by
- NWS Blacksburg, VA
- Area
- Whole counties
County Greenbrier County, WV
The radar
The Roanoke radar (KFCX), 104 km from the middle of the area, began a volume at 04:21 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, 4.3 hours before the alert went out and 118 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
- 142 J/kg
- Mixed-layer CIN
- -1 J/kg
- Mixed-layer LCL
- 1219 m above ground
- 0-6 km bulk shear
- 31 kt
- 0-1 km storm-relative helicity
- 90 m²/s²
- 0-3 km storm-relative helicity
- 149 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.3
The text
As transmitted, in the capitals the NWS used until 2016.
000 WGUS51 KRNK 260420 FFWRNK WVC025-260815- BULLETIN - EAS ACTIVATION REQUESTED FLASH FLOOD WARNING NATIONAL WEATHER SERVICE BLACKSBURG VA 1218 AM EDT MON APR 26 2004 THE NATIONAL WEATHER SERVICE IN BLACKSBURG HAS ISSUED A * FLASH FLOOD WARNING FOR... WESTERN GREENBRIER COUNTY IN SOUTHEAST WEST VIRGINIA * UNTIL 415 AM EDT * AT 1218 AM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED THAT SEVERAL QUICK MOVING...HEAVY RAIN PRODUCING THUNDERSTORMS HAD BEEN PROGRESSING ACROSS THE WESTERN PART OF GREENBRIER COUNTY SINCE ABOUT 1000 PM EDT. ADDITIONAL HEAVY RAIN IS POSSIBLE IN THE WARNING AREA OVER THE NEXT HOUR OR TWO. THE RAIN THAT HAS FALLEN...COMBINED WITH WHAT HAS FALLEN SO FAR...MAY BE ENOUGH TO PROMPT FLASH FLOODING IN PARTS OF THE WARNED AREA. THE AREA OF GREATEST CONCERN WILL BE NEAR WILLIAMSBURG...TROUT AND LEONARD. * OTHER LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO RAINELLE...QUINWOOD...MEADOW BLUFF...DUO...BINGHAM AND ANJEAN. BE ESPECIALLY CAUTIOUS AT NIGHT WHEN IT IS HARDER TO RECOGNIZE THE DANGERS OF FLOODING. IF FLASH FLOODING IS OBSERVED ACT QUICKLY. MOVE UP TO HIGHER GROUND TO ESCAPE FLOOD WATERS. DO NOT STAY IN AREAS SUBJECT TO FLOODING WHEN WATER BEGINS RISING. $$ 15
2 follow-up statements
000
WGUS71 KRNK 260648
FFSRNK
WVC025-260815-
FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE BLACKSBURG VA
245 AM EDT MON APR 26 2004
...A FLASH FLOOD WARNING CONTINUES UNTIL 415 AM EDT FOR WESTERN
GREENBRIER COUNTY...
AT 245 AM EDT...DOPPLER RADAR INDICATED THAT THE HEAVY RAIN
PRODUCING SHOWERS AND THUNDERSTORMS HAVE EXITED THE WARNED AREA.
ONLY ADDITIONAL LIGHT RAIN WILL REMAIN POSSIBLE THROUGHOUT THE
DURATION OF THE WARNING. HOWEVER...FLASH FLOODING REMAINS A CONCERN
AS RUNOFF FROM THE EARLIER HEAVIER RAINS CONTINUES TO FLOW TO INTO
LOW LYING AREAS...DITCHES AND SMALL STREAMS.
AFFECTED LOCATIONS INCLUDE ANJEAN...ASBURY...BINGHAM...DUO...FALLING
SPRING...LEONARD...MEADOW BLUFF...QUINWOOD...RAINELLE...RENICK...
RUPERT...TROUT AND WILLIAMSBURG
LAT...LON 3805 8026 3772 8063 3793 8080 3801 8077
3811 8091 3808 8072 3827 8045 3823 8037
3812 8038
$$
15000 WGUS71 KRNK 260813 FFSRNK WVC025-260825- FLASH FLOOD STATEMENT NATIONAL WEATHER SERVICE BLACKSBURG VA 410 AM EDT MON APR 26 2004 ...THE FLASH FLOOD WARNING WHICH WAS IN EFFECT FOR WESTERN GREENBRIER COUNTY WILL EXPIRE AT 415 AM EDT... AT 408 AM...RADAR CONTINUED TO SHOW AN AREA OF LIGHT TO MODERATE RAINFALL OCCURRING ACROSS THE AREA. RADAR AND GAGE ESTIMATES INDICATED THAT AS MUCH AS 2 INCHES OF RAIN HAD FALLEN OVER THE WARNED REGION EARLIER TONIGHT. RUNOFF FROM THIS HEAVY RAIN WILL LIKELY CAUSE MANY STREAMS AND CREEKS TO REMAIN NEAR BANKFULL INTO EARLY THIS MORNING. HOWEVER THE INTENSITY OF THE RAINFALL HAD CONTINUED TO DECREASE DURING THE PAST HOUR...AND THUS THE WARNING WILL BE ALLOWED TO EXPIRE. NO REPORTS OF FLOODING HAVE BEEN RECEIVED. 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. $$
Nearby
Flash Flood Warnings in West Virginia, 2004Every flash flood warning in 2004
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.