Alert archive / South Carolina / Severe Thunderstorm Warnings in 1998

Severe Thunderstorm Warning 141, NWS Charleston, SC

June 29, 1998Berkeley County, Charleston County, South Carolina

NWS Charleston, SC issued this severe thunderstorm warning at Jun 29, 1998, 2:08 PM EDT for Berkeley County, Charleston County, South Carolina. It was in force for 47 min. 2 reports 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 29, 1998, 2:08 PM EDT (18:08 UTC)
Expired
Jun 29, 1998, 2:55 PM EDT
In force
47 min
Issued by
NWS Charleston, SC
Area
Whole counties

Counties Berkeley County, SC, Charleston County, SC

The radar

The Charleston,SC radar (KCLX), 108 km from the middle of the area, began a volume at 18:23 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

TimeReportWhereRemark
Jun 29, 2:30 PM EDTThunderstorm Wind 50Shulerville, SCLarge tree limbs down.
Jun 29, 2:45 PM EDTThunderstorm Wind 50Mc Clellanville, 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, 6.1 hours before the alert went out and 10 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.

Skew-T log-pSkew-T log-p diagram, Charleston AFB, SC at 12:00Z on 1998-06-29Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1828 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Charleston AFB, SC at 12:00Z on 1998-06-29The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -16 square meters per square second.1939Sfc1 km3 km6 km9 kmRMLM
The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.
Mixed-layer CAPE
1828 J/kg
Mixed-layer CIN
-93 J/kg
Mixed-layer LCL
1350 m above ground
0-6 km bulk shear
14 kt
0-1 km storm-relative helicity
-16 m²/s²
0-3 km storm-relative helicity
-10 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

The text of this product is not in the archive. The NWS text archive before 2002 is incomplete.

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.

NWS Charleston, SC wrote its last area forecast discussion before this severe thunderstorm warning went out at Jun 29, 9:45 AM EDT, 4 hours 23 minutes earlier.

Area forecast discussion, Jun 29, 9:45 AM EDT, 4 hours 23 minutes before
<!doctype html>
<html lang="en">
<head>
  <meta charset="utf-8">
  <meta name="viewport" content="width=device-width, initial-scale=1">
  <title>Service Notice</title>
  <link rel="stylesheet" href="index.css">
</head>
<body>
  <main class="wrap">
    <section class="card" role="status" aria-live="polite">
      <div class="status" id="status">Temporary Notice</div>
      <h1 id="headline">This service is currently unavailable.</h1>
      <p id="message1">
        The site you requested is temporarily down for maintenance or an unexpected outage.
      </p>
      <p id="message2">
        Please try again in a few minutes.
      </p>
      <p class="small" id="detail">
        If you are an administrator, restore upstream service and remove the redirect/fallback rule when normal operations resume.
      </p>
    </section>
  </main>
  <script src="index.js"></script>
</body>
</html>

In the hours before

Special weather statement, Jun 29, 11:05 AM EDT, 3 hours 3 minutes before
GAZ087-088-099>101-114>119-137>141-SCZ040-042>045-047>050-300100-

SPECIAL WEATHER STATEMENT
NATIOAL WEATHER SERVICE CHARLESTON SC
1105 AM EDT MON JUN 29 1998

...HEAT ADVISORIES REMAIN IN EFFECT FOR SOUTH COASTAL SOUTH CAROLINA AND
SOUTHEAST GEORGIA...

THE SOUTH CAROLINA FORESTRY SERVICE HAS ISSUED A RED FLAG ALERT DUE TO
THE INCREASED RISK OF WILD FIRES ACROSS THE LOW COUNTRY. THE GEORGIA
FORESTRY SERVICE HAS ISSUED A BAN ON OUTDOOR BURNING FOR SOUTHEAST
GEORGIA DUE TO A HIGH RISK OF WILD FIRES.

THE EXCESSIVE HEAT AND HUMIDITY ACROSS SOUTH COASTAL SOUTH CAROLINA AND
SOUTHEAST GEORGIA WILL PERSIST. THE MERCURY WILL SOAR TO READINGS IN THE
UPPER 90S...SOME INLAND LOCATIONS MAY SEE READINGS BREAKING THE 100
DEGREE MARK. THESE TEMPERATURES WILL BE NEAR THE RECORD LEVELS FOR
SEVERAL PLACES. ONLY SLIGHTLY COOLER TEMPERATURES CAN BE EXPECTED ON
THE BEACHES.
WITH THE HUMIDITY FACTORED IN...THE HEAT INDEX WILL BE AROUND 110
DEGREES...AND THIS KIND OF HEAT CAN PUT LOCAL RESIDENTS AT RISK FOR
PHYSICAL STRESS AND HEAT-RELATED HEALTH PROBLEMS. OPPRESSIVE HEAT AND
HUMIDITY MAKES IT HARD FOR THE BODY TO REMAIN COOL ESPECIALLY WITH ANY
PHYSICAL ACTIVITY OUTDOORS IN THE SUN.

HEAT EXHAUSTION...CRAMPS...OR IN EXTREME CASES HEAT STROKE CAN RESULT
FROM PROLONGED EXPOSURE TO THESE CONDITIONS. CHILDREN...THE ELDERLY AND
PEOPLE WITH CHRONIC AILMENTS ARE USUALLY THE FIRST TO SUFFER FROM THE
HEAT. FRIENDS...RELATIVES OR NEIGHBORS SHOULD CHECK ON PEOPLE AT RISK.

DRINK PLENTY OF NON-ALCOHOLIC BEVERAGES. WEAR LIGHT-WEIGHT...LIGHT-
COLORED...LOOSE FITTING CLOTHING. REDUCE OUTDOOR ACTIVITIES AND TAKE
FREQUENT BREAKS. IF POSSIBLE...SPEND MORE TIME IN AIR-CONDITIONED OR
SHADED...WELL-VENTILATED PLACES. REMEMBER TO LOOK AFTER YOUR PETS...GIVE
THEM PLENTY OF FRESH DRINKING WATER AND ADEQUATE SHELTER FROM THE SUN.

MJR
Special weather statement, Jun 29, 11:05 AM EDT, 3 hours 3 minutes before
GAZ087-088-099>101-114>119-137>141-SCZ040-042>045-047>050-300100-

SPECIAL WEATHER STATEMENT...CORR TYPO...
NATIONAL WEATHER SERVICE CHARLESTON SC
1105 AM EDT MON JUN 29 1998

...HEAT ADVISORIES REMAIN IN EFFECT FOR SOUTH COASTAL SOUTH CAROLINA AND
SOUTHEAST GEORGIA...

THE SOUTH CAROLINA FORESTRY SERVICE HAS ISSUED A RED FLAG ALERT DUE TO
THE INCREASED RISK OF WILD FIRES ACROSS THE LOW COUNTRY. THE GEORGIA
FORESTRY SERVICE HAS ISSUED A BAN ON OUTDOOR BURNING FOR SOUTHEAST
GEORGIA DUE TO A HIGH RISK OF WILD FIRES.

THE EXCESSIVE HEAT AND HUMIDITY ACROSS SOUTH COASTAL SOUTH CAROLINA AND
SOUTHEAST GEORGIA WILL PERSIST. THE MERCURY WILL SOAR TO READINGS IN THE
UPPER 90S...SOME INLAND LOCATIONS MAY SEE READINGS BREAKING THE 100
DEGREE MARK. THESE TEMPERATURES WILL BE NEAR RECORD LEVELS FOR
SEVERAL PLACES. ONLY SLIGHTLY COOLER TEMPERATURES CAN BE EXPECTED ON
THE BEACHES.
WITH THE HUMIDITY FACTORED IN...THE HEAT INDEX WILL BE AROUND 110
DEGREES...AND THIS KIND OF HEAT CAN PUT LOCAL RESIDENTS AT RISK FOR
PHYSICAL STRESS AND HEAT-RELATED HEALTH PROBLEMS. OPPRESSIVE HEAT AND
HUMIDITY MAKES IT HARD FOR THE BODY TO REMAIN COOL ESPECIALLY WITH ANY
PHYSICAL ACTIVITY OUTDOORS IN THE SUN.

HEAT EXHAUSTION...CRAMPS...OR IN EXTREME CASES HEAT STROKE CAN RESULT
FROM PROLONGED EXPOSURE TO THESE CONDITIONS. CHILDREN...THE ELDERLY AND
PEOPLE WITH CHRONIC AILMENTS ARE USUALLY THE FIRST TO SUFFER FROM THE
HEAT. FRIENDS...RELATIVES OR NEIGHBORS SHOULD CHECK ON PEOPLE AT RISK.

DRINK PLENTY OF NON-ALCOHOLIC BEVERAGES. WEAR LIGHT-WEIGHT...LIGHT-
COLORED...LOOSE FITTING CLOTHING. REDUCE OUTDOOR ACTIVITIES AND TAKE
FREQUENT BREAKS. IF POSSIBLE...SPEND MORE TIME IN AIR-CONDITIONED OR
SHADED...WELL-VENTILATED PLACES. REMEMBER TO LOOK AFTER YOUR PETS...GIVE
THEM PLENTY OF FRESH DRINKING WATER AND ADEQUATE SHELTER FROM THE SUN.

MJR
Special weather statement, Jun 29, 11:05 AM EDT, 3 hours 3 minutes before
GAZ087-088-099>101-114>119-137>141-SCZ040-042>045-047>050-300100-

SPECIAL WEATHER STATEMENT
NATIOAL WEATHER SERVICE CHARLESTON SC
1105 AM EDT MON JUN 29 1998

...HEAT ADVISORIES REMAIN IN EFFECT FOR SOUTH COASTAL SOUTH CAROLINA AND
SOUTHEAST GEORGIA...

THE SOUTH CAROLINA FORESTRY SERVICE HAS ISSUED A RED FLAG ALERT DUE TO
THE INCREASED RISK OF WILD FIRES ACROSS THE LOW COUNTRY. THE GEORGIA
FORESTRY SERVICE HAS ISSUED A BAN ON OUTDOOR BURNING FOR SOUTHEAST
GEORGIA DUE TO A HIGH RISK OF WILD FIRES.

THE EXCESSIVE HEAT AND HUMIDITY ACROSS SOUTH COASTAL SOUTH CAROLINA AND
SOUTHEAST GEORGIA WILL PERSIST. THE MERCURY WILL SOAR TO READINGS IN THE
UPPER 90S...SOME INLAND LOCATIONS MAY SEE READINGS BREAKING THE 100
DEGREE MARK. THESE TEMPERATURES WILL BE NEAR THE RECORD LEVELS FOR
SEVERAL PLACES. ONLY SLIGHTLY COOLER TEMPERATURES CAN BE EXPECTED ON
THE BEACHES.
WITH THE HUMIDITY FACTORED IN...THE HEAT INDEX WILL BE AROUND 110
DEGREES...AND THIS KIND OF HEAT CAN PUT LOCAL RESIDENTS AT RISK FOR
PHYSICAL STRESS AND HEAT-RELATED HEALTH PROBLEMS. OPPRESSIVE HEAT AND
HUMIDITY MAKES IT HARD FOR THE BODY TO REMAIN COOL ESPECIALLY WITH ANY
PHYSICAL ACTIVITY OUTDOORS IN THE SUN.

HEAT EXHAUSTION...CRAMPS...OR IN EXTREME CASES HEAT STROKE CAN RESULT
FROM PROLONGED EXPOSURE TO THESE CONDITIONS. CHILDREN...THE ELDERLY AND
PEOPLE WITH CHRONIC AILMENTS ARE USUALLY THE FIRST TO SUFFER FROM THE
HEAT. FRIENDS...RELATIVES OR NEIGHBORS SHOULD CHECK ON PEOPLE AT RISK.

DRINK PLENTY OF NON-ALCOHOLIC BEVERAGES. WEAR LIGHT-WEIGHT...LIGHT-
COLORED...LOOSE FITTING CLOTHING. REDUCE OUTDOOR ACTIVITIES AND TAKE
FREQUENT BREAKS. IF POSSIBLE...SPEND MORE TIME IN AIR-CONDITIONED OR
SHADED...WELL-VENTILATED PLACES. REMEMBER TO LOOK AFTER YOUR PETS...GIVE
THEM PLENTY OF FRESH DRINKING WATER AND ADEQUATE SHELTER FROM THE SUN.

MJR
Special weather statement, Jun 29, 11:05 AM EDT, 3 hours 3 minutes before
GAZ087-088-099>101-114>119-137>141-SCZ040-042>045-047>050-300100-

SPECIAL WEATHER STATEMENT...CORR TYPO...
NATIONAL WEATHER SERVICE CHARLESTON SC
1105 AM EDT MON JUN 29 1998

...HEAT ADVISORIES REMAIN IN EFFECT FOR SOUTH COASTAL SOUTH CAROLINA AND
SOUTHEAST GEORGIA...

THE SOUTH CAROLINA FORESTRY SERVICE HAS ISSUED A RED FLAG ALERT DUE TO
THE INCREASED RISK OF WILD FIRES ACROSS THE LOW COUNTRY. THE GEORGIA
FORESTRY SERVICE HAS ISSUED A BAN ON OUTDOOR BURNING FOR SOUTHEAST
GEORGIA DUE TO A HIGH RISK OF WILD FIRES.

THE EXCESSIVE HEAT AND HUMIDITY ACROSS SOUTH COASTAL SOUTH CAROLINA AND
SOUTHEAST GEORGIA WILL PERSIST. THE MERCURY WILL SOAR TO READINGS IN THE
UPPER 90S...SOME INLAND LOCATIONS MAY SEE READINGS BREAKING THE 100
DEGREE MARK. THESE TEMPERATURES WILL BE NEAR RECORD LEVELS FOR
SEVERAL PLACES. ONLY SLIGHTLY COOLER TEMPERATURES CAN BE EXPECTED ON
THE BEACHES.
WITH THE HUMIDITY FACTORED IN...THE HEAT INDEX WILL BE AROUND 110
DEGREES...AND THIS KIND OF HEAT CAN PUT LOCAL RESIDENTS AT RISK FOR
PHYSICAL STRESS AND HEAT-RELATED HEALTH PROBLEMS. OPPRESSIVE HEAT AND
HUMIDITY MAKES IT HARD FOR THE BODY TO REMAIN COOL ESPECIALLY WITH ANY
PHYSICAL ACTIVITY OUTDOORS IN THE SUN.

HEAT EXHAUSTION...CRAMPS...OR IN EXTREME CASES HEAT STROKE CAN RESULT
FROM PROLONGED EXPOSURE TO THESE CONDITIONS. CHILDREN...THE ELDERLY AND
PEOPLE WITH CHRONIC AILMENTS ARE USUALLY THE FIRST TO SUFFER FROM THE
HEAT. FRIENDS...RELATIVES OR NEIGHBORS SHOULD CHECK ON PEOPLE AT RISK.

DRINK PLENTY OF NON-ALCOHOLIC BEVERAGES. WEAR LIGHT-WEIGHT...LIGHT-
COLORED...LOOSE FITTING CLOTHING. REDUCE OUTDOOR ACTIVITIES AND TAKE
FREQUENT BREAKS. IF POSSIBLE...SPEND MORE TIME IN AIR-CONDITIONED OR
SHADED...WELL-VENTILATED PLACES. REMEMBER TO LOOK AFTER YOUR PETS...GIVE
THEM PLENTY OF FRESH DRINKING WATER AND ADEQUATE SHELTER FROM THE SUN.

MJR

The office that day

Everything else NWS Charleston, SC issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jun 29, 6:06 PM EDTSevere Thunderstorm WarningCHSColleton64 min
Jun 29, 6:27 PM EDTSevere Thunderstorm WarningCHSDorchester33 min
Jun 29, 3:45 PM EDTSevere Thunderstorm WarningCHSLong45 min
Jun 29, 4:08 PM EDTSevere Thunderstorm WarningCHSLiberty47 min

Nearby

Severe Thunderstorm Warnings in South Carolina, 1998Every severe thunderstorm warning in 1998

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.