Alert archive / North Carolina / Severe Thunderstorm Warnings in 2006

Severe Thunderstorm Warning 113, NWS Greenville-Spartanburg, SC

April 25, 2006Gaston County, North Carolina

NWS Greenville-Spartanburg, SC issued this severe thunderstorm warning at Apr 25, 2006, 5:17 PM EDT for Gaston County, North Carolina. It was in force for 58 min. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued: Apr 25, 2006, 5:17 PM EDT (21:17 UTC)
Expired: Apr 25, 2006, 6:15 PM EDT
In force: 58 min
Issued by: NWS Greenville-Spartanburg, SC
Area: Counties, with a storm outline in the text

County Gaston County, NC

The radar

The Greer radar (KGSP), 105 km from the middle of the area, began a volume at 21:20 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.

The nearest sounding before it

Greensboro/Hi Pt, NC (KGSO), launched 12:00Z, 9.3 hours before the alert went out and 145 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: 0 J/kg
Mixed-layer CIN: No buoyant parcel
Mixed-layer LCL: 1476 m above ground
0-6 km bulk shear: 34 kt
0-1 km storm-relative helicity: 11 m²/s²
0-3 km storm-relative helicity: 40 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

Open this sounding in Storm Lab

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 Greenville-Spartanburg, SC wrote its last area forecast discussion before this severe thunderstorm warning went out at Apr 25, 2:37 PM EDT, 2 hours 40 minutes earlier.

Area forecast discussion, Apr 25, 2:37 PM EDT, 2 hours 40 minutes before

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Hazardous weather outlook, Apr 25, 5:33 AM EDT, 11 hours 44 minutes before

HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
533 AM EDT TUE APR 25 2006

GAZ010-017-018-026-028-029-NCZ033>037-048>059-062>072-082-
SCZ001>014-019-260945-
RABUN-HABERSHAM-STEPHENS-FRANKLIN-HART-ELBERT-AVERY-CALDWELL-
ALEXANDER-IREDELL-DAVIE-MADISON-YANCEY-MITCHELL-SWAIN-HAYWOOD-
BUNCOMBE-MCDOWELL-BURKE-CATAWBA-ROWAN-GRAHAM-NORTHERN JACKSON-
MACON-SOUTHERN JACKSON-TRANSYLVANIA-HENDERSON-POLK-RUTHERFORD-
CLEVELAND-LINCOLN-GASTON-MECKLENBURG-CABARRUS-UNION NC-
OCONEE MOUNTAINS-PICKENS MOUNTAINS-GREENVILLE MOUNTAINS-
GREATER OCONEE-GREATER PICKENS-GREATER GREENVILLE-SPARTANBURG-
CHEROKEE-YORK-ANDERSON-ABBEVILLE-LAURENS-UNION SC-CHESTER-
GREENWOOD-
533 AM EDT TUE APR 25 2006

THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF NORTHEAST
GEORGIA...PIEDMONT NORTH CAROLINA...WESTERN NORTH CAROLINA AND
UPSTATE SOUTH CAROLINA.

.DAY ONE...TODAY AND TONIGHT
SCATTERED THUNDERSTORMS ARE EXPECTED OVER THE MOUNTAINS AND
FOOTHILLS THIS AFTERNOON. ISOLATED THUNDERSTORMS ARE FORECAST
ELSEWHERE ACROSS THE WESTERN CAROLINAS AND NORTHEAST GEORGIA LATE
THIS AFTERNOON. A COLD FRONT WILL BRING ADDITIONAL THUNDERSTORMS
TO THE MOUNTAINS THIS EVENING. THE STORMS SHOULD GRADUALLY WEAKEN
TO AREAS OF RAIN AND DRIZZLE AFTER MIDNIGHT. THIS AFTERNOON AND
EVENING...THE ATMOSPHERE MAY SUPPORT A FEW SEVERE THUNDERSTORMS.

.DAYS TWO THROUGH SEVEN...WEDNESDAY THROUGH MONDAY
SHOWERS AND THUNDERSTORMS ARE FORECAST FOR THIS WEEKEND.

.SPOTTER INFORMATION STATEMENT...
SPOTTER ACTIVATION MAY BE NEEDED ACROSS THE MOUNTAINS AND
FOOTHILLS LATE THIS AFTERNOON AND EVENING.

In the hours before

Special weather statement, Apr 25, 2:52 PM EDT, 2 hours 25 minutes before

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Special weather statement, Apr 25, 4:40 PM EDT, 37 minutes before

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Special weather statement, Apr 25, 4:48 PM EDT, 29 minutes before

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Special weather statement, Apr 25, 4:59 PM EDT, 18 minutes before

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The office that day

Everything else NWS Greenville-Spartanburg, SC issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Apr 25, 6:53 PM EDT	Severe Thunderstorm Warning	GSP	Burke	67 min
Apr 25, 7:20 PM EDT	Severe Thunderstorm Warning	GSP	Catawba	55 min
Apr 25, 7:36 PM EDT	Severe Thunderstorm Warning	GSP	Alexander, Iredell	54 min
Apr 25, 7:46 PM EDT	Severe Thunderstorm Warning	GSP	Caldwell	15 min
Apr 25, 7:55 PM EDT	Severe Thunderstorm Warning	GSP	Burke, Cleveland	23 min
Apr 25, 4:06 PM EDT	Severe Thunderstorm Warning	GSP	Spartanburg	16 min

Nearby

Severe Thunderstorm Warnings in North Carolina, 2006 Every severe thunderstorm warning in 2006

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; radar from the NEXRAD Level II archive.