Alert archive / South Carolina / Severe Thunderstorm Warnings in 2002
Severe Thunderstorm Warning 33, NWS Charleston, SC
NWS Charleston, SC issued this severe thunderstorm warning at Jun 14, 2002, 2:09 PM EDT for Berkeley County, South Carolina. It was in force for 31 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
- Jun 14, 2002, 2:09 PM EDT (18:09 UTC)
- Expired
- Jun 14, 2002, 2:40 PM EDT
- In force
- 31 min
- Issued by
- NWS Charleston, SC
- Area
- Whole counties
County Berkeley County, SC
The radar
The Charleston,SC radar (KCLX), 118 km from the middle of the area, began a volume at 18:09 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 |
|---|---|---|---|
| Jun 14, 2:15 PM EDT | Thunderstorm Wind 55 E | St Stephen, SC | Winds knocked down numerous trees in St. Stephen. A school bus and a car were damaged. |
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 watch it was issued in
The SPC watch in force over the same counties when this warning went out.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| Jun 14, 1:30 PM EDT | Severe Thunderstorm Watch | SPC | 6 hr |
The nearest sounding before it
Charleston AFB, SC (KCHS), launched 12:00Z, 6.2 hours before the alert went out and 33 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
- 682 J/kg
- Mixed-layer CIN
- -97 J/kg
- Mixed-layer LCL
- 1218 m above ground
- 0-6 km bulk shear
- 14 kt
- 0-1 km storm-relative helicity
- 32 m²/s²
- 0-3 km storm-relative helicity
- 45 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
000 WUUS52 KCHS 141809 SVRCHS SCC015-141840- BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE CHARLESTON SC 208 PM EDT FRI JUN 14 2002 THE NATIONAL WEATHER SERVICE IN CHARLESTON HAS ISSUED A * SEVERE THUNDERSTORM WARNING FOR... NORTH CENTRAL BERKELEY COUNTY IN SOUTHEAST SOUTH CAROLINA. * UNTIL 240 PM EDT. * AT 208 PM EDT...RADAR INDICATED A SEVERE THUNDERSTORM NEAR BONNEAU BEACH...OR ABOUT 7 MILES SOUTHWEST OF SAINT STEPHEN...MOVING NORTHEAST AT 25 MPH. * SOME LOCATIONS NEAR THE PATH OF THIS STORM INCLUDE... SAINT STEPHEN... HIGHWAY 52 ALONG LAKE MOULTRIE... DIME SIZE HAIL AND WIND IN EXCESS OF 65 MPH IS POSSIBLE WITH THIS STORM. BE ALERT FOR RAPIDLY CHANGING WEATHER CONDITIONS AS STORMS APPROACH. SEEK SHELTER IN A STURDY BUILDING AND STAY AWAY FROM WINDOWS. THIS SEVERE THUNDERSTORM IS CAPABLE OF PRODUCING VERY HEAVY RAIN... WHICH MAY FLOOD ROADS...DITCHES AND LOW-LYING AREAS. AVOID FLOOD PRONE AREAS AND DO NOT DRIVE INTO PLACES WHERE WATER COVERS THE ROAD. $$ LAT...LON 3337 8014 3322 8004 3335 7978 3347 7995
The office that day
Everything else NWS Charleston, SC issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 14, 2:55 PM EDT | Severe Thunderstorm Warning | CHS | Berkeley | 35 min |
| Jun 14, 3:03 PM EDT | Severe Thunderstorm Warning | CHS | Charleston | 27 min |
| Jun 14, 5:12 PM EDT | Special Marine Warning | CHS | 63 min | |
| Jun 14, 5:23 PM EDT | Special Marine Warning | CHS | 52 min | |
| Jun 14, 6:40 PM EDT | Special Marine Warning | CHS | 50 min | |
| Jun 14, 7:03 PM EDT | Special Marine Warning | CHS | 42 min |
Nearby
Severe Thunderstorm Warnings in South Carolina, 2002Every severe thunderstorm warning in 2002
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.