Alert archive / North Carolina / Flash Flood Warnings in 1992
Flash Flood Warning 14, NWS Blacksburg, VA
NWS Blacksburg, VA issued this flash flood warning at Apr 20, 1992, 11:44 PM EDT for Alleghany County, North Carolina. It was in force for 3 hr.
The area
The counties it named.
The facts
- Issued
- Apr 20, 1992, 11:44 PM EDT (03:44 UTC)
- Expired
- Apr 21, 1992, 2:45 AM EDT
- In force
- 3 hr
- Issued by
- NWS Blacksburg, VA
- Area
- Whole counties
County Alleghany County, NC
The nearest sounding before it
Greensboro/Hi Pt, NC (KGSO), launched 00:00Z, 3.7 hours before the alert went out and 119 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
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- NaN m above ground
- 0-6 km bulk shear
- 31 kt
- 0-1 km storm-relative helicity
- 87 m²/s²
- 0-3 km storm-relative helicity
- 188 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.5
The text
As transmitted, in the capitals the NWS used until 2016.
000
TTAA00 KGSO 210344
FFWGSO
NCC005-210645-
BULLETIN - IMMEDIATE BROADCAST REQUESTED/EBS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE GREENSBORO NC
1144 PM EDT MON APR 20 1992
THE NATIONAL WEATHER SERVICE HAS ISSUED A FLASH FLOOD WARNING
EFFECTIVE UNTIL 245 AM EDT FOR PEOPLE IN THE FOLLOWING COUNTY
IN THE STATE OF NORTH CAROLINA
ALLEGHANY
AT 1140 PM FLOODING CONTINUED TO BE REPORTED ALONG THE SOUTH FORK
OF THE NEW RIVER IN ALLEGHANY COUNTY. SHERIFF DEPARTMENT REPORTED
ANOTHER BRIDGE UNDER WATER ON THE WEST END OF SPARTA. EARLIER
THIS EVENING A RAINFALL OBSERVER IN SPARTA REPORTED A TOTAL OF
4.27 INCHES OF RAIN DURING THE PRECEEDING 24 HOURS.
A FLASH FLOOD WARNING MEANS FLOODING IS OCCURRING OR IS IMMINENT.
PEOPLE IN THE WARNED AREA SHOULD TAKE IMMEDIATE ACTION TO PROTECT
LIFE AND PROPERTY.
DO NOT DRIVE YOUR VEHICLE INTO AREAS WHERE 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 IMMEDIATELY.
REMEMBER..MOST FLASH FLOOD DEATHS OCCUR IN AUTOMOBILES.
IF THREATENING WEATHER APPROACHES..YOU SHOULD GO TO A SAFE PLACE
IMMEDIATELY. WHEN IT IS SAFE..ASK YOUR NEAR2EST LAW ENFORCEMENT
AGENCY TO RELAY YOUR SEVERE WEATHER REPORT TO THE LOCAL NATIONAL
WEATHER SERVICE OFFICE.
ELJWhat 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 20, 9:43 PM EDT, 2 hours 1 minute before
VAC035-077-210345- SPECIAL WEATHER STATMENT NATIONAL WEATHER SERVICE ROANOKE VA 941 PM EDT MON APR 20 1992 ...HEAVY RAIN MOVING INTO CARROLL AND GRAYSON COUNTIES... AT 930 PM RADAR AND AUTOMATED RAIN GAGE REPORTS SHOW SOME MODERATE TO HEAVY HEAVY RAIN MOVING THROUGH CARROLL AND GRAYSON COUNTIES IN SOUTHWEST VIRGINIA. THE SOUTHERN SECTIONS OF CARROLL COUNTY HAVE ALREADY RECEIVED OVER 3 INCHES OF RAIN DURING THE PAST 24 HOURS. THERE HAVE BEEN NO REPORTS OF ANY FLOOD PROBLEMS...BUT THIS AMOUNT OF RAIN HAS PROBABLY BROUGHT MOST CREEKS AND SMALL STREAMS TO NEAR BANKFULL. WATER WILL ALSO BE PONDING IN LOW LYING AND POOR DRAINAGE AREAS. PEOPLE IN FLOOD PRONE AREAS OF CARROLL AND GRAYSON COUNTIES... ESPECIALLY THE SOUTHERN SECTIONS...SHOULD BE ALERT TO POSSIBLE FLOOD PROBLEMS SHOULD THE HEAVY RAIN CONTINUE. JACKSON
Special weather statement, Apr 20, 9:46 PM EDT, 1 hour 58 minutes before
VAC035-077-210345- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE ROANOKE VA 945 PM EDT MON APR 20 1992 ...HEAVY RAIN MOVING INTO CARROLL AND GRAYSON COUNTIES... AT 930 PM RADAR AND AUTOMATED RAIN GAGE REPORTS SHOW SOME MODERATE TO HEAVY RAIN MOVING THROUGH CARROLL AND GRAYSON COUNTIES IN SOUTHWEST VIRGINIA. THE SOUTHERN SECTIONS OF CARROLL COUNTY HAVE ALREADY RECEIVED OVER 3 INCHES OF RAIN DURING THE PAST 24 HOURS. THERE HAVE BEEN NO REPORTS OF ANY FLOOD PROBLEMS...BUT THIS AMOUNT OF RAIN HAS PROBABLY BROUGHT MOST CREEKS AND SMALL STREAMS TO NEAR BANKFULL. WATER WILL ALSO BE PONDING IN LOW LYING AND POOR DRAINAGE AREAS. PEOPLE IN FLOOD PRONE AREAS OF CARROLL AND GRAYSON COUNTIEPS... ESPECIALLY THE SOUTHERN SECTIONS...SHOULD BE ALERT TO POSSIBLE FLOOD PROBLEMS SHOULD THE HEAVY RAIN CONTINUE. JACKSON
The office that day
Everything else NWS Blacksburg, VA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 20, 9:27 PM EDT | Flash Flood Warning | RNK | Alleghany | 3 hr |
| Apr 21, 5:14 PM EDT | Flash Flood Warning | RNK | Surry | 3 hr |
| Apr 21, 5:53 PM EDT | Flash Flood Warning | RNK | Davidson, Guilford | 3 hr |
| Apr 21, 6:07 PM EDT | Flash Flood Warning | RNK | Davidson, Guilford | 3 hr |
| Apr 21, 7:11 PM EDT | Flash Flood Warning | RNK | Iredell | 2 hr |
| Apr 21, 7:57 PM EDT | Flash Flood Warning | RNK | Randolph | 3 hr |
Nearby
Flash Flood Warnings in North Carolina, 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.