Alert archive / North Carolina / Severe Thunderstorm Warnings in 1994

Severe Thunderstorm Warning 103, NWS Raleigh, NC

June 30, 1994Orange County, North Carolina

NWS Raleigh, NC issued this severe thunderstorm warning at Jun 30, 1994, 9:23 PM EDT for Orange County, North Carolina. It was in force for 52 min.

The area

The counties it named.

The facts

Issued: Jun 30, 1994, 9:23 PM EDT (01:23 UTC)
Expired: Jun 30, 1994, 10:15 PM EDT
In force: 52 min
Issued by: NWS Raleigh, NC
Area: Whole counties

County Orange County, NC

The nearest sounding before it

Greensboro/Hi Pt, NC (KGSO), launched 00:00Z, 1.4 hours before the alert went out and 70 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-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

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: 896 J/kg
Mixed-layer CIN: -5 J/kg
Mixed-layer LCL: 1652 m above ground
0-6 km bulk shear: 15 kt
0-1 km storm-relative helicity: 22 m²/s²
0-3 km storm-relative helicity: 36 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.

In the hours before

Special weather statement, Jun 30, 6:05 PM EDT, 3 hours 18 minutes before

NCZ007>014-026-302330-
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE RALEIGH NC
605 PM EDT THU JUN 30 1994

...LINE OF STRONG THUNDERSTORMS APPROACHING COUNTIES ALONG THE VIRGINIA
BORDER...

AT 600 PM...WEATHER SERVICE RADAR INDICATED A LINE OF STRONG
THUNDERSTORMS ACROSS CENTRAL AND EASTERN VIRGINIA...FROM RICHMOND TO
DANVILLE...MOVING SOUTHEAST AT 20 MPH. THIS LINE OF STORMS WILL MOVE
INTO NORTHEASTERN NORTH CAROLINA THIS EVENING.

STORMS ALONG THE SOUTHERN END OF THE LINE WILL MOVE INTO PERSON...
GRANVILLE...VANCE AND WARREN COUNTIES BY 700 PM. THESE STORMS WILL
PRODUCE HEAVY DOWNPOURS...DANGEROUS LIGHTNING...GUSTY WINDS AND
POSSIBLY SOME SMALL HAIL.

THESE STORMS AND OTHERS ASSOCIATED WITH THIS LINE WILL LIKELY AFFECT
FRANKLIN...NORTHAMPTON...HALIFAX...HERTFORD AND GATES COUNTIES BETWEEN
700 AND 900 PM.

TAKE SHELTER IF THREATENING WEATHER APPROACHES YOUR AREA...AND STAY
TUNED FOR LATER STATEMENTS AND POSSIBLE WARNINGS.

JBM

Special weather statement, Jun 30, 6:07 PM EDT, 3 hours 16 minutes before

NCZ007>014-026-302330-
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE RALEIGH NC
605 PM EDT THU JUN 30 1994

...LINE OF STRONG THUNDERSTORMS APPROACHING COUNTIES ALONG THE VIRGINIA
BORDER...

AT 600 PM...WEATHER SERVICE RADAR INDICATED A LINE OF STRONG
THUNDERSTORMS ACROSS CENTRAL AND EASTERN VIRGINIA...FROM RICHMOND TO
DANVILLE...MOVING SOUTHEAST AT 20 MPH. THIS LINE OF STORMS WILL MOVE
INTO NORTHEASTERN NORTH CAROLINA THIS EVENING.

STORMS ALONG THE SOUTHERN END OF THE LINE WILL MOVE INTO PERSON...
GRANVILLE...VANCE AND WARREN COUNTIES BY 700 PM. THESE STORMS WILL
PRODUCE HEAVY DOWNPOURS...DANGEROUS LIGHTNING...GUSTY WINDS AND
POSSIBLY SOME SMALL HAIL.

THESE STORMS AND OTHERS ASSOCIATED WITH THIS LINE WILL LIKELY AFFECT
FRANKLIN...NORTHAMPTON...HALIFAX...HERTFORD AND GATES COUNTIES BETWEEN
700 AND 900 PM.

TAKE SHELTER IF THREATENING WEATHER APPROACHES YOUR AREA...AND STAY
TUNED FOR LATER STATEMENTS AND POSSIBLE WARNINGS.

JBM

Local storm report, Jun 30, 8:22 PM EDT, 1 hour 1 minute before

STORM REPORT
NATIONAL WEATHER SERVICE RALEIGH/DURHAM, NC
822 PM EDT THU JUN 30 1994

TIME           EVENT
820 PM EDT     VANCE COUNTY...GOLFBALL SIZE HAIL REPORTED BY SKYWARN
               SPOTTER AT KERR LAKE.

KRC

Local storm report, Jun 30, 8:23 PM EDT, 1 hour before

STORM REPORT
NATIONAL WEATHER SERVICE RALEIGH/DURHAM, NC
822 PM EDT THU JUN 30 1994

TIME           EVENT
820 PM EDT     VANCE COUNTY...GOLFBALL SIZE HAIL REPORTED BY SKYWARN
               SPOTTER AT KERR LAKE.

KRC

Local storm report, Jun 30, 9:11 PM EDT, 12 minutes before

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Local storm report, Jun 30, 9:12 PM EDT, 11 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.
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      <p class="small" id="detail">
        If you are an administrator, restore upstream service and remove the redirect/fallback rule when normal operations resume.
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The office that day

Everything else NWS Raleigh, NC issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Jun 30, 8:33 PM EDT	Severe Thunderstorm Warning	RAH	Granville	57 min
Jun 30, 9:05 PM EDT	Severe Thunderstorm Warning	RAH	Warren	40 min
Jun 30, 9:13 PM EDT	Severe Thunderstorm Warning	RAH	Person	47 min
Jun 30, 10:29 PM EDT	Severe Thunderstorm Warning	RAH	Person	31 min
Jun 30, 11:37 PM EDT	Severe Thunderstorm Warning	RAH	Durham	38 min

Nearby

Severe Thunderstorm Warnings in North Carolina, 1994 Every severe thunderstorm warning in 1994

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.