Alert archive / Virginia / Flash Flood Warnings in 1994
Flash Flood Warning 4, NWS Blacksburg, VA
NWS Blacksburg, VA issued this flash flood warning at Apr 29, 1994, 2:57 PM EDT for Franklin County, Montgomery County, Roanoke County, Virginia. It was in force for 2 hr.
The area
The counties it named.
The facts
- Issued
- Apr 29, 1994, 2:57 PM EDT (18:57 UTC)
- Expired
- Apr 29, 1994, 5:00 PM EDT
- In force
- 2 hr
- Issued by
- NWS Blacksburg, VA
- Area
- Whole counties
Counties Franklin County, VA, Montgomery County, VA, Roanoke County, VA
The nearest sounding before it
Greensboro/Hi Pt, NC (KGSO), launched 12:00Z, 7.0 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
- 725 J/kg
- Mixed-layer CIN
- -75 J/kg
- Mixed-layer LCL
- 859 m above ground
- 0-6 km bulk shear
- 14 kt
- 0-1 km storm-relative helicity
- 73 m²/s²
- 0-3 km storm-relative helicity
- 47 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
The text of this product is not in the archive. The NWS text archive before 2002 is incomplete.
What forecasters said that day
The local office's own words before this flash flood warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.
In the hours before
Special weather statement, Apr 29, 1:15 PM EDT, 1 hour 42 minutes before
VAZ010>020-022>024-032-033-043-291930- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE ROANOKE VIRGINIA 115 PM EDT FRI APR 29 1994 ...THUNDERSTORMS DEVELOPING OVER THE WESTERN AND WESTCENTRAL MOUNTAINS OF VIRGINIA... AT 1 PM EDT RADAR SHOWED A LINE OF THUNDERSTORMS MOVING THROUGH THE COUNTIES OF GILES AND CRAIG IN SOUTHWESTERN VIRGINIA. THIS LINE OF THUNDERSTORMS WAS MOVING TO THE EAST AT 30 MPH. THESE THUNDERSTORMS WILL BE MOVING INTO THE COUNTIES OF BOTETOURT PULASKI AND MONTGOMERY WITHIN THE HOUR. PEOPLE IN THE PATH OF THESE STORMS SHOULD TAKE COVER IMMEDIATELY. CG
Special weather statement, Apr 29, 2:28 PM EDT, 29 minutes before
VAZ035-059-046-058-034-044-045-271900- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE LYNCHBURG VA 225 PM EDT FRI APR 29 1994 A LINE OF THUNDERSTORMS EXTENDING FROM HIGHLAND TO PATRICK COUNTIES IN WESTERNING VIRGINIA IS MOVING TO THE EAST AT 30 MPH AND IS ENTERING WESTERN BEDFORD COUNTY AT THIS TIME. THESE STORMS WILL BE MOVING INTO THE COUNTIES OF AMHERST...CAMPBELL...PITTSYLVANIA... HALIFAX...CHARLOTTE AND APPOMATTOX WITHIN THE NEXT HOUR. THESE STORMS MAY PRODUCE HEAVY DOWNPOURS...STRONG GUSTY WINDS AND DANGEROUS LIGHTING AS THEY PASS THROUGH OUR AREA. PEOPLE IN THESE COUNTIES SHOULD BE ON THE LOOKOUT FOR THREATENING WEATHER CONDITIONS AND LISTEN TO NOAA WEATHER RADIO OR YOUR RADIO OR TV STATION FOR LATEST STATEMENT OR POSSIBLE WARNING. MONROE &
Special weather statement, Apr 29, 2:34 PM EDT, 23 minutes before
VAZ011-012-013-014-015-016-017-018-020-024-023-022-032-033-034- 292030- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE ROANOKE VIRGINIA 233 PM EDT FRI APR 29 1994 ...THUNDERSTORMS PELTING THE ROANOKE VALLEY... AT 225 PM HEAVY THUNDERSTORMS WERE BEING REPORTED BY RADAR AND WEATHER SPOTTERS AROUND THE ROANOKE VALLEY AREA OF VIRGINIA. SMALL HAIL WAS BEING REPORTED BY A SPOTTER NEAR LAKESIDE IN SALEM WITH THE HAIL ACCUMULATING UP TO 3/4 OF AN INCH. IN ADDITION VERY HEAVY RAIN AND INTENSE LIGHTNING WAS ACCOMPANYING THESE STORMS. THE STORMS WILL BE MOVING EAST INTO BOTETOURT, BEDFORD, FLOYD, FRANKLIN, PATRICK AND CARROLL COUNTIES WITHIN THE HALF-HOUR. OTHER STORMS WERE SCATTERED ALONG A LINE FROM NORTHERN BOTETOURT SOUTHWEST INTO WYTHE AND GRAYSON COUNTIES. THESE STORMS WILL ALSO BE MOVING TOWARD THE ROANOKE VALLEY AND SURROUNDING COUNTIES IN AN HOUR OR SO. WHILE NO SEVERE WEATHER HAS YET BEEN REPORTED, RESIDENTS IN SOUTHWEST VIRGINIA SHOULD TAKE COVER AS THE STORMS APPROACH. MOTORISTS SHOULD BE ESPECIALLY VIGILANT SINCE CONSIDERABLE PONDING IS LIKELY ON ROADWAYS. END/MCINTOSH &
The office that day
Everything else NWS Blacksburg, VA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 29, 2:57 PM EDT | Severe Thunderstorm Warning | RNK | Montgomery, Roanoke | 2 hr |
| Apr 29, 2:57 PM EDT | Severe Thunderstorm Warning | RNK | Franklin | 2 hr |
| Apr 29, 3:12 PM EDT | Severe Thunderstorm Warning | RNK | Bedford | 63 min |
| Apr 29, 5:58 PM EDT | Severe Thunderstorm Warning | RNK | Charles City | 62 min |
| Apr 29, 5:58 PM EDT | Severe Thunderstorm Warning | RNK | Halifax | 62 min |
Nearby
Flash Flood Warnings in Virginia, 1994Every flash flood warning in 1994
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.