Alert archive / Virginia / Flash Flood Warnings in 1992
Flash Flood Warning 38, NWS Blacksburg, VA
NWS Blacksburg, VA issued this flash flood warning at May 16, 1992, 7:19 PM EDT for City of Roanoke, Virginia. It was in force for 116 min.
The area
The counties it named.
The facts
- Issued
- May 16, 1992, 7:19 PM EDT (23:19 UTC)
- Expired
- May 16, 1992, 9:15 PM EDT
- In force
- 116 min
- Issued by
- NWS Blacksburg, VA
- Area
- Whole counties
County City of Roanoke, VA
The nearest sounding before it
Greensboro/Hi Pt, NC (KGSO), launched 12:00Z, 11.3 hours before the alert went out and 132 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
- 155 J/kg
- Mixed-layer CIN
- -54 J/kg
- Mixed-layer LCL
- 720 m above ground
- 0-6 km bulk shear
- 16 kt
- 0-1 km storm-relative helicity
- 9 m²/s²
- 0-3 km storm-relative helicity
- 32 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
000 TTAA00 KROA 162321 FFWROA VAC161-770-023-170115- BULLETIN - EBS ACTIVATION REQUESTED FLASH FLOOD WARNING NATIONAL WEATHER SERVICE ROANOKE VA 719 PM EDT SAT MAY 16 1992 THE NATIONAL WEATHER SERVICE IN ROANOKE VAHAS ISSUED A FLASH FLOOD WARNING EFFECTIVE UNTIL 915 PM EDT FOR PEOPLE IN THE FOLLOWING LOCATIONS... IN SOUTH CENTRAL VIRGINIA ...NORTHERN ROANOKE COUNTY AND THE INDEPENDENT CITY OF ...NORTHERN ROANOKE IN SOUTHWEST VIRGINIA ...SOUTHERN BOTETOURT COUNTY A THUNDERSTORM DETECTED OVER SOUTHERN BOTETOURT COUNTY NEAR CLOVERDALE IS PRODUCING VERY HEAVY RAINFALL ALONG THE TINKER CREEK AREA OF THE COUNTY. OVER AN INCH OF RAIN HAS BEEN INDICATED AT THE IFLOWS RAIN GAUGE NEAR DALEVILLE. THE THUNDERSTORM IS MOVING VERY SLOWLY TO THE SOUTHEAST. PEOPLE ALONG TINKER CREEK IN THE HOLLINS AREA SHOULD EXPECT FLOODING CONDITIONS ALONG THE STREAM BY 730 PM. PLEASE DO NOT TRY TO ATTEMPT TO CROSS ANY FLOODED ROADWAY. END/DOC END/DOC 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.
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, May 16, 3:06 PM EDT, 4 hours 13 minutes before
VAZ008-009-013-014-015-016-162100- SPECIAL WEATHER STATMENT NATIONAL WEATHER SERVICE ROANOKE VA 305 PM EDT SAT MAY 16 1992 ...THUNDERSTORM WITH VERY HEAVY RAIN IN SOUTHERN FLOYD COUNTY... AT 300 PM RADAR SHOWED A THUNDERSTORM WITH VERY HEAVY RAIN ALONG THE BLUE RIDGE PARKWAY IN SOUTHERN FLOYD COUNTY. THIS THUNDERSTORM HAD BEEN NEARLY STATIONARY FOR THE PAST HALF HOUR...IN THE VICINITY OF MABRY MILL AND MEADOWS OF DAN. FLOODING OF LOW-LYING AREAS AND IN POOR DRAINAGE AREAS ALONG ROADS IS POSSIBLE. OTHER WIDELY SCATTERED THUNDERSTORMS CONTINUE ACROSS SOUTHWEST VIRGINIA. WHILE NONE OF THESE WERE INDICATING VERY HEAVY RAIN AT THIS TIME...THERE WAS VERY LITTLE MOVEMENT TO THESE STORMS ALSO. MINOR FLOOD PROBLEMS ARE POSSIBLE IN THE VICINITY OF ANY OF THESE STORMS THIS AFTERNOON. JACKSON
Special weather statement, May 16, 5:19 PM EDT, 2 hours before
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
Special weather statement, May 16, 6:22 PM EDT, 57 minutes before
VAZ013-014-162330- SPECIAL WEATHER STATMENT NATIONAL WEATHER SERVICE ROANOKE VA 621 PM EDT SAT MAY 16 1992 ...THUNDERSTORMS WITH VERY HEAVY RAIN CONTINUES IN THE WEST CENTRAL HIGHLANDS OF VIRGINIA... AT 605 PM EDT...WEATHER RADAR DETECTS A COUPLE OF SLOW MOVING THUNDERSTORMS IN CRAIG COUNTY...THE STORMS WERE LOCATED FROM JUST SOUTHWEST OF PAINT BANK SOUTHEAST ACROSS SINKING CREEK. ANOTHER STORM PRODUCING VERY HEAVY RAIN WAS ALONG FORT LEWIS MOUNTAIN IN SOUTHWEST ROANOKE COUNTY. THESE STORMS ARE VERY SLOW MOVERS AND COULD PRODUCE FLOODING IN A VERY BRIEF PERIOD ACROSS CRAIG AND ROANOKE COUNTIES. THE STORMS ARE TRACKING SOUTHEAST SO THE CITIES OF SALEM AND THE ROANOKE VALLEY WILL HAVE A THREAT OF THUNDERSTORMS BY 700 PM THIS EVENING. LISTEN TO NOAA WEATHER RADIO FOR THE LASTEST INFORMATION ON THE STORMS AFFECTING THE REGION THIS EVENING. CACCIAPAGLIA
The office that day
Everything else NWS Blacksburg, VA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 16, 7:19 PM EDT | Flash Flood Warning | RNK | Botetourt | 116 min |
Nearby
Flash Flood Warnings in Virginia, 1992Every flash flood warning in 1992
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.