Alert archive / North Carolina / Flash Flood Warnings in 1990
Flash Flood Warning 30, NWS Greenville-Spartanburg, SC
NWS Greenville-Spartanburg, SC issued this flash flood warning at Aug 25, 1990, 4:05 AM EDT for McDowell County, North Carolina. It was in force for 4 hr.
The area
The counties it named.
The facts
- Issued
- Aug 25, 1990, 4:05 AM EDT (08:05 UTC)
- Expired
- Aug 25, 1990, 8:00 AM EDT
- In force
- 4 hr
- Issued by
- NWS Greenville-Spartanburg, SC
- Area
- Whole counties
County McDowell County, NC
The radar
The WSR-88D network and its archive begin in 1991, so there is no radar volume for this alert.
The nearest sounding before it
Greensboro/Hi Pt, NC (KGSO), launched 00:00Z, 8.1 hours before the alert went out and 199 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
- 574 J/kg
- Mixed-layer CIN
- -16 J/kg
- Mixed-layer LCL
- 878 m above ground
- 0-6 km bulk shear
- 11 kt
- 0-1 km storm-relative helicity
- 13 m²/s²
- 0-3 km storm-relative helicity
- 33 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 KAVL 250806
FFWAVL
NCC111-251200-
BULLETIN - EBS ACTIVATION REQUESTED
FLOOD WARNING
NATIONAL WEATHER SERVICE ASHEVILLE NC
405 AM EDT SAT AUG 25 1990
THE NATIONAL WEATHER SERVICE IN ASHEVILLE HAS ISSUED A
FLOOD WARNING EFFECTIVE UNTIL 800 AM EDT
FOR PEOPLE IN THE FOLLOWING COUNTY...
IN WEST NORTH CAROLINA
...WESTERN MCDOWELL
PERSISTENT SHOWERS AND THUNDERSTORMS HAVE DUMPED NEARLY SIX INCHES OF
RAIN OVER THE OLD FORT AREA IN MCDOWELL COUNTY SINCE 10 PM FRIDAY...
ACCORDING TO SATELLITE PRECIPITATION ESTIMATES. MILL CREEK IN OLD FORT
WAS ALREADY SWOLLEN TO NEAR BANK FULL AND FLOODING IS IMMINENT ALONG
MILL CREEK...ESPECIALLY NEAR DOWNTOWN OLD FORT.
BE ESPECIALLY CAUTIOUS AT NIGHT WHEN IT IS HARDER TO RECOGNIZE
THE DANGERS OF FLOODS AND FLASH FLOODS. IF FLASH FLOODING IS
OBSERVED...ACT QUICKLY. MOVE UP TO ESCAPE FLOOD WATERS. DO
NOT STAY IN AREAS SUBJECT TO FLOODING WHEN WATER BEGINS RISING.
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.
CCWhat 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, Aug 24, 11:15 PM EDT, 4 hours 50 minutes before
NCZ 007-009-010-011-012-013-250400- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE ASHEVILLE NC 1115 PM EDT FRI AUG 24 1990 ...SHOWERS LINGER ACROSS PARTS OF WESTERN NORTH CAROLINA... AT 1115 PM RADAR SHOWED A FEW HEAVY SHOWERS AROUND THE ASHEVILLE AREA. THESE SHOWERS WERE NOT MOVING MUCH SO SOME SPOTS HAVE BEEN GETTING SUBSTANTIAL RAINFALL. A TELEMETERED AUTOMATIC RAIN GUAGE AT BEAVERDAM CREEK IN NORTHERN BUNCOME COUNTY HAS MEASURED 1.71 INCHES OF RAIN BETWEEN 9 AND 11 PM. THESE SHOWERS ARE EXPECTED TO PERSIST FOR ANOTHER HOUR OR TWO BEFORE DYING OUT. SOME MINOR STREET FLOODING CAN BE EXPECTED...ESPECIALLY IN NORTHERN BUMBOME COUNTY. SCOTT
Special weather statement, Aug 25, 3:12 AM EDT, 53 minutes before
NCZ 007-009-010-011-012-013-251000- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE ASHEVILLE NC 305 AM EDT SAT AUG 25 1990 ...FLOOD WATCH UNTIL 8 AM THIS MORNING FOR AVERY...MITCHELL...YANCEY... MCDOWELL...BUNCOMBE...HENDERSON...POLK AND RUTHERFORD COUNTIES IN THE MOUNTAINS AND FOOTHILLS OF NORTH CAROLINA... FLOODING OF SMALL STREAMS AND CREEKS HAS BEEN REPORTED IN THE OLD FORT AREA OF MCDOWELL COUNTY AND NEAR LINVILLE IN EXTREME NORTHERN MCDOWELL COUNTY AND SOUTHERN AVERY COUNTY. LOW LEVEL PUBLIC RECREATION AREAS IN AVERY COUNTY NEAR NEWLAND WERE REPORTED UNDER WATER WITH OTHER STREAMS IN AVERY COUNTY REACHING THEIR BANKS. SHOWERS AND THUNDERSTORMS HAVE CONTINUED OVER PARTS OF THE MOUNTAINS AND FOOTHILLS SINCE 9 PM FRI NIGHT. SOME OF THE SHOWERS AND STORMS WERE PRODUCING HEAVY RAINFALL. IN ADDITION TO THE HEAVY RAINFALL... THESE SHOWERS AND THUNDERSTORMS WERE MOVING VERY SLOW OR REDEVELOPING AND PRODUCING A TRAIN EFFECT OF RAIN OVER THE SAME AREA. THIS PERSISTENT TRAIN EFFECT OF RAINFALL WILL LEAD TO MORE FLOODING OF SMALL STREAMS AS WELL AS URBAN AND OTHER POOR DRAINAGE AREAS. STAY TUNED TO NOAA WEATHER RADIO AND BE PREPARED TO TAKE QUICK ACTION IF FLOODING IS OBSERVED OR A FLOOD WARNING IS ISSUED. THE NEXT STATEMENT WILL ISSUED BEFORE 8 AM. HERE ARE SOME RAINFALL TOTALS FOR THE FOLLOWING LOCATIONS SINCE 9 PM FRIDAY... BUNCOMBE COUNTY...BEAVERDAM 2.23 INCHES BUNCOMBE COUNTY...MT. PISGAH v 2.88 INCHES HENDERSON COUNTY...SUGARLOAF MOUNTAIN 1.42 INCHES HAYWOOD COUNTY...DANIEL RIDGE 1.59 INCHES YANCEY COUNTY...NEAR MT. MITCHELL 0.96 INCHES CC
Nearby
Flash Flood Warnings in North Carolina, 1990Every flash flood warning in 1990
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.