Alert archive / South Carolina / Severe Thunderstorm Warnings in 1997
Severe Thunderstorm Warning 72, NWS Columbia, SC
NWS Columbia, SC issued this severe thunderstorm warning at Jul 9, 1997, 7:37 PM EDT for Richland County, South Carolina. It was in force for 68 min. 1 report came from inside the area while it was in force.
The area
The counties it named, with what was reported inside it.
The facts
- Issued
- Jul 9, 1997, 7:37 PM EDT (23:37 UTC)
- Expired
- Jul 9, 1997, 8:45 PM EDT
- In force
- 68 min
- Issued by
- NWS Columbia, SC
- Area
- Whole counties
County Richland County, SC
The radar
The Columbia radar (KCAE), 21 km from the middle of the area, began a volume at 23:37 UTC, the scan nearest the moment this went out.
Open the radar archive at this moment
The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Jul 9, 7:45 PM EDT | Thunderstorm Wind 50 | Columbia, SC |
NCEI Storm Data entries that began inside the alert's area while it was in force. Before 2003 the local storm report archive is thin, so this is the record of what happened rather than what was phoned in.
The nearest sounding before it
Charleston AFB, SC (KCHS), launched 12:00Z, 11.6 hours before the alert went out and 150 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
- 17 J/kg
- Mixed-layer CIN
- -113 J/kg
- Mixed-layer LCL
- 909 m above ground
- 0-6 km bulk shear
- 12 kt
- 0-1 km storm-relative helicity
- 13 m²/s²
- 0-3 km storm-relative helicity
- -3 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 KCAE 092340 RRA SVRCAE SCC079-100045- BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING...CORRECTED FOR TIME NATIONAL WEATHER SERVICE COLUMBIA SC 737 PM EDT WED JUL 9 1997 THE NATIONAL WEATHER SERVICE IN COLUMBIA HAS ISSUED A SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 845 PM EDT FOR PEOPLE IN THE FOLLOWING LOCATION... IN SOUTH CAROLINA ...NORTHERN RICHLAND COUNTY AT 735 PM NATIONAL WEATHER SERVICE RADAR INDICATED A SEVERE THUNDERSTORM 15 MILES NORTHEAST OF COLUMBIA NEAR SESQUICENTENNIAL STATE PARK MOVING NORTHEAST AT 10 MPH. THIS THUNDERSTORM IS EXPECTED TO MOVE EAST OF BLYTHEWOOD BEFORE 830 PM. SEVERE THUNDERSTORMS PRODUCE DAMAGING WIND IN EXCESS OF 55 MPH...DESTRUCTIVE HAIL...DEADLY LIGHTNING...AND VERY HEAVY RAIN. THESE WINDS BLOW DOWN TREES...POWER LINES...AND SEVERELY DAMAGE MOBILE HOMES. FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR. DON'T DRIVE INTO AREAS WHERE WATER COVERS THE ROAD. HG
What forecasters said that day
The local office's own words before this severe thunderstorm 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, Jul 9, 2:38 PM EDT, 4 hours 59 minutes before
SCZ015-016-018-020-021-022-025-026-027-028-029-030-031- 035-036-037-038-041-GAZ040-063-064-065-077-100021- THUNDERSTORM OUTLOOK NATIONAL WEATHER SERVICE COLUMBIA SC 238 PM EDT WED JUL 9 1997 AIR IS BECOMING INCREASINGLY MOIST AND UNSTABLE OVER MUCH OF SOUTH CAROLINA AND EAST CENTRAL GEORGIA THIS AFTERNOON...AND A TROUGH OF LOW PRESSURE OVER NORTHWEST SOUTH CAROLINA HAS INTENSIFIED AHEAD OF A COLD FRONT MOVING TOWARD THE STATE. THESE CONDITIONS GIVE THE POTENTIAL FOR SOME STRONG TO SEVERE THUNDERSTORMS DURING THE LATE AFTERNOON AND EARLY EVENING OVER MUCH OF THE AREA... INCLUDING THE CENTRAL SAVANNAH RIVER AREA OF GEORGIA AND THE MIDLANDS OF SOUTH CAROLINA. SOME OF THESE STORMS COULD CAUSE STRONG AND DAMAGING WIND GUSTS AND HAIL AS THEY MOVE EASTWARD ACROSS THESE AREAS. ALL INTERESTS SHOULD BE AWARE OF THIS POTENTIAL FOR SEVERE WEATHER AND KEEP POSTED ON WEATHER STATEMENTS...WATCHES... OR WARNINGS WHICH MAY BE ISSUED BY THE NATIONAL WEATHER SERVICE. EMERGENCY PREPAREDNESS OFFICIALS ARE REQUESTED TO REMAIN ALERT AND MAKE PRELIMINARY PLANS TO DEAL WITH SEVERE WEATHER SHOULD IT OCCUR. SEVERE WEATHER SPOTTERS...INCLUDING AMATEUR RADIO OPERATORS ARE ENCOURAGED TO MONITOR THE WEATHER AND RELAY REPORTS PROMPTLY TO THE NATIONAL WEATHER SERVICE. BLP
Special weather statement, Jul 9, 2:39 PM EDT, 4 hours 58 minutes before
SCZ015-016-018-020-021-022-025-026-027-028-029-030-031- 035-036-037-038-041-GAZ040-063-064-065-077-100021- THUNDERSTORM OUTLOOK NATIONAL WEATHER SERVICE COLUMBIA SC 238 PM EDT WED JUL 9 1997 AIR IS BECOMING INCREASINGLY MOIST AND UNSTABLE OVER MUCH OF SOUTH CAROLINA AND EAST CENTRAL GEORGIA THIS AFTERNOON...AND A TROUGH OF LOW PRESSURE OVER NORTHWEST SOUTH CAROLINA HAS INTENSIFIED AHEAD OF A COLD FRONT MOVING TOWARD THE STATE. THESE CONDITIONS GIVE THE POTENTIAL FOR SOME STRONG TO SEVERE THUNDERSTORMS DURING THE LATE AFTERNOON AND EARLY EVENING OVER MUCH OF THE AREA... INCLUDING THE CENTRAL SAVANNAH RIVER AREA OF GEORGIA AND THE MIDLANDS OF SOUTH CAROLINA. SOME OF THESE STORMS COULD CAUSE STRONG AND DAMAGING WIND GUSTS AND HAIL AS THEY MOVE EASTWARD ACROSS THESE AREAS. ALL INTERESTS SHOULD BE AWARE OF THIS POTENTIAL FOR SEVERE WEATHER AND KEEP POSTED ON WEATHER STATEMENTS...WATCHES... OR WARNINGS WHICH MAY BE ISSUED BY THE NATIONAL WEATHER SERVICE. EMERGENCY PREPAREDNESS OFFICIALS ARE REQUESTED TO REMAIN ALERT AND MAKE PRELIMINARY PLANS TO DEAL WITH SEVERE WEATHER SHOULD IT OCCUR. SEVERE WEATHER SPOTTERS...INCLUDING AMATEUR RADIO OPERATORS ARE ENCOURAGED TO MONITOR$ THE WEATHER AND RELAY REPORTS PROMPTLY TO THE NATIONAL WEATHER SERVICE. BLP
Nearby
Severe Thunderstorm Warnings in South Carolina, 1997Every severe thunderstorm warning in 1997
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; verification from NCEI's Storm Data; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.