Alert archive / North Carolina / Flash Flood Warnings in 1990
Flash Flood Warning 28, NWS Greenville-Spartanburg, SC
NWS Greenville-Spartanburg, SC issued this flash flood warning at Aug 21, 1990, 4:29 PM EDT for Cherokee County, North Carolina. It was in force for 3 hr.
The area
The counties it named.
The facts
- Issued
- Aug 21, 1990, 4:29 PM EDT (20:29 UTC)
- Expired
- Aug 21, 1990, 7:30 PM EDT
- In force
- 3 hr
- Issued by
- NWS Greenville-Spartanburg, SC
- Area
- Whole counties
County Cherokee 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
Athens Municipal, GA (KAHN), launched 12:00Z, 8.5 hours before the alert went out and 149 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
- 1505 J/kg
- Mixed-layer CIN
- -69 J/kg
- Mixed-layer LCL
- 1149 m above ground
- 0-6 km bulk shear
- 6 kt
- 0-1 km storm-relative helicity
- -6 m²/s²
- 0-3 km storm-relative helicity
- 9 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 212029
FFWAVL
NCC039-175-087-089-021-149-161-023-212330-
BULLETIN - IMMEDIATE BROADCAST REQUESTED/EBS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE ASHEVILLE NC
429 PM EDT TUE AUG 21 1990
THE NATIONAL WEATHER SERVICE HAS ISSUED A FLASH FLOOD WARNING
EFFECTIVE UNTIL 730 PM EDT FOR PEOPLE IN THE FOLLOWING
COUNTIES
IN THE STATE OF NORTH CAROLINA
CHEROKEE...TRANSYLVANIA...HAYWOOD...HENDERSON...
BUNCOMBE...POLK...RUTHERFORD...BURKE
SEVERE THUNDERSTORMS HAVE MOVE SLOWLY ACROSS THESE COUNTIES IN
WESTERN NORTH CAROLINA PRODUCING LOCALLY HEAVY AMOUNTS OF RAINFALL.
OVER THREE INCHES OF RAIN HAS FALLEN HERE AT THE ASHEVILLE
AIRPORT WITHIN THE PAST TWO HOURS. OTHER STORMS IN THE COUNTIES
FOR WHICH SEVERE THUNDSTORM WARNINGS WERE ISSUED HAVE RECEIVED
HEAVY RAIN. BASED ON THIS DATA..ADDITIONAL HEAVY RAIN WILL
RUN OFF CAUSING FLASH FLOODING IN SOME SECTIONS.
A FLASH FLOOD WARNING MEANS THAT FLOODING IS OCCURRING OR IS
IMMINENT. MOST FLASH FLOOD DEATHS OCCUR IN AUTOMOBILES. DO NOT
ATTEMPT TO CROSS BRIDGES, DIPS OR LOW SPOTS IF WATER COVERS THE
ROADWAY. NEVER TRY TO CROSS A FLOWING STREAM, EVEN A SMALL ONE,
ON FOOT. TO ESCAPE RISING WATER M/OVE UP 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, Aug 21, 12:07 PM EDT, 4 hours 22 minutes before
SCZ001>004-211800- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE GREENVILLE SPARTANBURG SC 1205 PM EDT TUE AUG 21 1990 ...A FEW SEVERE THUNDERSTORMS AND LOCALLY HEAVY RAINFALL POSSIBLE IN THE UPSTATE THIS AFTERNOON AND EVENING... THE AIRMASS OVER THE UPSTATE IS VERY MOIST...QUITE UNSTABLE...AND THERE APPEARS TO BE SUFFICIENT FOCUS FOR SIGNIFICANT THUNDERSTORM DEVELOPMENT THIS AFTERNOON. A FEW OF THE THUNDERSTORMS COULD BECOME SEVERE...MEANING THEY WOULD PRODUCE HAIL THE SIZE OF DIMES OR LARGER...AND/OR WINDS OF ABOUT 60 MPH OR HIGHER. IN ADDITION...THE WIND FIELDS IN THE MIDDLE AND UPPER ATMOSPHERE ARE VERY WEAK MEANING THAT THUNDERSTORMS COULD DUMP LARGE AMOUNTS OF RAIN VERY QUICKLY OVER SMALL AREAS. LOCAL FLOODING PROBLEMS COULD RESULT...ESPECIALLY IN URBAN AREAS AND AREAS WITH POOR DRAINAGE. THE FEW STORMS WHICH DEVELOPED YESTERDAY AFTERNOON CONTAINED QUITE A BIT OF CLOUD TO GROUND LIGHTNING...WHICH CAUSES A NUMBER OF INJURIES AND DEATHS EACH YEAR. PEOPLE IN THE UPSTATE SHOULD HEED THE VARIOUS THUNDERSTORM SAFETY RULES TODAY AS STORMS DEVELOP OR APPROACH...AND LISTEN FOR LATER INFORMATION AS DEVELOPMENT OCCURS. JONES
Special weather statement, Aug 21, 12:55 PM EDT, 3 hours 34 minutes before
NCZ008-007-211900- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE CHARLOTTE NC 1255 PM EDT TUE AUG 21 1990 ...A FEW SEVERE THUNDERSTORMS POSSIBLE TODAY OVER THE SOUTHERN PIEDMONT AND NORTHERN FOOTHILLS OF NORTH CAROLINA... A COLD FRONT STALLED OVER THE SOUTHERN PIEDMONT TODAY WILL BE THE FOCUS OF SHOWERS AND THUNDERSTORMS THROUGHOUT THE REGION THIS AFTERNOON AND EVENING. WARM AND QUITE UNSTABLE AIR ALONG THE FRONT MAY CAUSE SOME OF THE THUNDERSTORMS TO BE SEVERE. ANY STORMS THAT FORM THIS AFTERNOON WILL BE MOVING SLOWLY SO LOCALIZED FLOODING IS POSSIBLE ON ROADS AND IN LOW LYING AREAS AND ALSO NEAR STREAMS. BE ALERT TO RAPIDLY CHANGING WEATHER CONDITIONS AND BE PREPARED TO SEEK SHELTER ON HIGHER GROUND IF NECESSARY. REMEMBER SEVERE THUNDERSTORMS CAN PRODUCE 3/4 INCH HAIL OR LARGER AND MAY BE ACCOMPANIED BY WINDS OF 58 MPH OR GREATER. MONITOR TV...RADIO...OR NOAA WEATHER RADIO FOR THE LATEST STATEMENTS OR POSSIBLE WARNINGS. THE NEXT STATEMENT WILL BE ISSUED AROUND 245PM IF CONDITIONS WARRANT. STEWART
Special weather statement, Aug 21, 2:07 PM EDT, 2 hours 22 minutes before
NCZ009-010-011-012-212000- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE ASHEVILLE NC 200 PM EDT TUE AUG 21 1990 ...VERY HEAVY THUNDERSTORMS DEVELOPING IN WESTERN NORTH CAROLINA... AT 145 PM EDT NATIONAL WEATHER SERVICE RADAR SHOWED HEAVY THUNDERSTORMS DEVELOPING IN SECTIONS OF WESTERN NORTH CAROLINA. THE HEAVIEST STORMS WERE LOCATED NEAR MARSHALL AND SPRUCE PINE. THESE STORMS ARE MOVING TOWARD THE EAST AT ABOUT 25 MILES AN HOUR. OTHER STORMS ARE DEVELOPING AND MAY INTENSIFY REACHING SEVERE LIMITS LATER THIS AFTERNOON PRODUCING HEAVY RAIN...STRONG AND GUSTY WINDS.. HAIL AND DANGEROUS LIGHTNING. BE ON THE LOOKOUT FOR THREATENING WEATHER CONDITIONS AND BE READY TO REACT IF A STXORM APPROACHES OR IF A WARNING IS ISSUED. STAY TUNED TO THE NATIONAL WEATHER SERVICE RADIO FOR THE LATEST STATEMENTS AND POSSIBLE WARNINGS...FOR YOU WILL HEAR IT FIRST ON THE NATIONAL WEATHER SERVICE RADIO. SLUDER
Special weather statement, Aug 21, 2:45 PM EDT, 1 hour 44 minutes before
NCZ 007-009-010-011-012-013-220200- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE ASHEVILLE NC 245 PM EDT TUE AUG 21 1990 THE NATIONAL WEATHER SERVICE HAS ISSUED A SEVERE THUNDERSTORM WATCH NUMBER 667 FOR PARTS OF WESTERN AND CENTRAL NORTH CAROLINA EFFECTIVE UNTIL 1000 PM EDT. IN WESTERN NORTH CAROLINA THE WATCH INCLUDES THE FOLLOWING COUNTIES... MCDOWELL...AVERY...BUNCOMBE...TRANSYLVANIA...JACKSON...ASHE...POLK... MITCHELL...HAYWOOD...CHEROKEE...MACON...BURKE...RUTHERFORD...WATAUGA... HENDERSON...CLAY...SWAIN...CALDWELL...YANCEY...MADISON AND GRAHAM. REMEMBER...SEVERE THUNDERSTORMS AFE POSSIBLE IN AND NEAR THE WATCH AREA...PERSONS IN THESE AREAS SHOULD BE ON THE LOOKOUT FOR THREATENING WEATHER CONDITIONS AND BE READY TO REACT IF A WARNING IS ISSUED. AMATEUR RADIO OPERATORS AND OTHER SPOTTER GROUPS IN AND NEAR THE WATCH AREA ARE REQUESTED TO RELAY STORM INFORMATION TO THE NATIONAL WEATHER SERVICE. STAY TUNED TO THE NATIONAL WEATHER SERVICE RADIO FOR THE LATEST STATEMENTS AND POSSIBLE WARNINGS. SLUDER
Special weather statement, Aug 21, 3:12 PM EDT, 1 hour 17 minutes before
SCZ001>004-212010- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE GREENVILLE SPARTANBURG SC 310 PM EDT TUE AUG 21 1990 ...SEVERE THUNDERSTORM WATCH UNTIL 1000 PM INCLUDES ALL UPSTATE COUNTIES... ...VERY HEAVY RAINFALL LIKELY IN SOME AREAS... AT 300 PM WEATHER RADAR SHOWED THUNDERSTORMS DEVELOPING OVER PARTS OF THE UPSTATE. THE STRONGEST STORMS WERE IN EXTREME EASTERN GREENWOOD COUNTY AND IN NORTHERN SPARTANBURG COUNTY. THERE WERE MANY OTHER STORMS DEVELOPING QUICKLY OVER THE REMAINDER OF THE AREA. THERE HAVE NOT BEEN ANY REPORTS OF DAMAGING WINDS OR LARGE HAIL YET. THAT WILL BECOME MORE LIKELY INTO THE LATE AFTERNOON AND EVENING. HOWEVER...THE STORMS WHICH HAVE DEVELOPED SO FAR HAVE SHOWN VIRTUALLY NO MOVEMENT. THAT MEANS LARGE AMOUNTS OF RAIN WILL BE RECEIVED IN A SHORT TIME IN SOME COMMUNITIES. LOCAL FLOODING PROBLEMS COULD OCCUR AS A RESULT. IF THE THUNDERSTORM DEVELOPMENT OCCURS OVER A FAIRLY LARGE AREA...ADVISORIES AND EVEN WARNINGS FOR FLOODING COULD BECOME NECESSARY. IN THE MEANTIME...MOTORISTS SHOULD NOT DRIVE INTO FLOODED AREAS WHICH MAY DEVELOP. PEOPLE SHOULD BE CAUTIOUS AS THUNDERSTORMS DEVELOP OR APPROACH. THESE STORMS CAN BECOME SEVERE RAPIDLY AND PRODUCE DAMAGING WINDS OR LARGE HAIL WITH LITTLE TIME FOR WARNING. LISTEN FOR LATER STATEMENTS AND POSSIBLE WARNINGS. JONES
Special weather statement, Aug 21, 3:45 PM EDT, 44 minutes before
SCZ001>004-212045- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE GREENVILLE SPARTANBURG SC 343 PM EDT TUE AUG 21 1990 ...SEVERE THUNDERSTORM WATCH UNTIL 1000 PM INCLUDES ALL UPSTATE COUNTIES... ...STRONG THUNDERSTORMS APPROACHING CHESNEE FROM THE NORTHWEST... AT 340 PM WEATHER RADAR SHOWED STRONG THUNDERSTORMS APPROACHING THE CHESNEE AREA OF NORTHERN SPARTANBURG AND NORTHERN CHEROKEE COUNTIES. SOME SEVERE WEATHER HAS BEEN REPORTED FROM A LINE OF SEVERE THUNDERSTORMS IN THE ASHEVILLE AREA IN NORTH CAROLINA. A PART OF THIS LINE APPEARED TO BE DROPPING SOUTHEAST TOWARD THE UPSTATE. WARNINGS COULD BE REQUIRED SOON IN THE UPSTATE IF DEVELOPMENT CONTINUES. LISTEN FOR LATER STATEMENT S AND POSSIBLE WARNINGS. JONES
The office that day
Everything else NWS Greenville-Spartanburg, SC issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 21, 1:52 PM EDT | Severe Thunderstorm Warning | GSP | Mecklenburg | 38 min |
| Aug 21, 2:28 PM EDT | Severe Thunderstorm Warning | GSP | Burke, McDowell | 62 min |
| Aug 21, 2:40 PM EDT | Severe Thunderstorm Warning | GSP | Stanly | 35 min |
| Aug 21, 2:49 PM EDT | Severe Thunderstorm Warning | GSP | Cherokee | 56 min |
| Aug 21, 2:56 PM EDT | Severe Thunderstorm Warning | GSP | Catawba, Lincoln | 34 min |
| Aug 21, 3:20 PM EDT | Severe Thunderstorm Warning | GSP | Buncombe, Henderson | 55 min |
| Aug 21, 3:50 PM EDT | Severe Thunderstorm Warning | GSP | Cleveland | 40 min |
| Aug 21, 4:00 PM EDT | Severe Thunderstorm Warning | GSP | Polk | 60 min |
| Aug 21, 4:10 PM EDT | Severe Thunderstorm Warning | GSP | Macon, Swain | 65 min |
| Aug 21, 4:14 PM EDT | Flash Flood Warning | GSP | Buncombe, Henderson | 3 hr |
| Aug 21, 4:14 PM EDT | Severe Thunderstorm Warning | GSP | Buncombe, Henderson | 61 min |
| Aug 21, 4:29 PM EDT | Flash Flood Warning | GSP | Burke, Polk, Rutherford | 3 hr |
| Aug 21, 4:29 PM EDT | Flash Flood Warning | GSP | Haywood, Transylvania | 3 hr |
| Aug 21, 5:09 PM EDT | Severe Thunderstorm Warning | GSP | Gaston | 66 min |
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.