Alert archive / North Carolina / Freeze Warnings in 2011

Freeze Warning 5, NWS Greenville-Spartanburg, SC

April 5, 201117 counties in North Carolina; Rabun County, Georgia

NWS Greenville-Spartanburg, SC issued this freeze warning at Apr 5, 2011, 4:08 AM EDT for 17 counties in North Carolina; Rabun County, Georgia. It took effect at Apr 6, 2011, 12:00 AM EDT. It was in force for 9 hr. 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 5, 2011, 4:08 AM EDT (08:08 UTC)
In effect from
Apr 6, 2011, 12:00 AM EDT
Expired
Apr 6, 2011, 9:00 AM EDT
In force
9 hr
Issued by
NWS Greenville-Spartanburg, SC

Counties Rabun County, GA, Avery County, NC, Buncombe County, NC, Burke County, NC, Caldwell County, NC, Graham County, NC, Haywood County, NC, Henderson County, NC, Jackson County, NC, Macon County, NC, Madison County, NC, McDowell County, NC, Mitchell County, NC, Polk County, NC, Rutherford County, NC, Swain County, NC, Transylvania County, NC, Yancey County, NC

The radar

The Greer radar (KGSP), 81 km from the middle of the area, began a volume at 08:09 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.

The nearest sounding before it

Greensboro/Hi Pt, NC (KGSO), launched 00:00Z, 8.1 hours before the alert went out and 250 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, Greensboro/Hi Pt, NC at 00:00Z on 2011-04-05Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 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, Greensboro/Hi Pt, NC at 00:00Z on 2011-04-05The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 144 square meters per square second.19395878Sfc1 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
2364 m above ground
0-6 km bulk shear
41 kt
0-1 km storm-relative helicity
144 m²/s²
0-3 km storm-relative helicity
291 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 freeze 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 freeze warning went out at Apr 5, 3:06 AM EDT, 1 hour 2 minutes earlier.

Area forecast discussion, Apr 5, 3:06 AM EDT, 1 hour 2 minutes before
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Hazardous weather outlook, Apr 5, 3:40 AM EDT, 28 minutes before
HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
340 AM EDT TUE APR 5 2011

GAZ017-018-026-028-029-SCZ001>014-019-060745-
HABERSHAM-STEPHENS-FRANKLIN-HART-ELBERT-OCONEE MOUNTAINS-
PICKENS MOUNTAINS-GREENVILLE MOUNTAINS-GREATER OCONEE-
GREATER PICKENS-GREATER GREENVILLE-SPARTANBURG-CHEROKEE-YORK-
ANDERSON-ABBEVILLE-LAURENS-UNION SC-CHESTER-GREENWOOD-
340 AM EDT TUE APR 5 2011

...LAKE WIND ADVISORY IN EFFECT UNTIL 6 AM EDT EARLY THIS MORNING...

THIS HAZARDOUS WEATHER OUTLOOK IS FOR NORTHEAST GEORGIA AND UPSTATE
SOUTH CAROLINA.

.DAY ONE...TODAY AND TONIGHT.

PLEASE LISTEN TO NOAA WEATHER RADIO OR GO TO WEATHER.GOV ON THE
INTERNET FOR MORE INFORMATION ABOUT THE FOLLOWING HAZARDS.

   LAKE WIND ADVISORY.

.DAYS TWO THROUGH SEVEN...WEDNESDAY THROUGH MONDAY.

NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME.

.SPOTTER INFORMATION STATEMENT...

SKYWARN SPOTTERS ARE REQUESTED TO FORWARD ANY REPORTS OF LARGE
HAIL...DAMAGING WINDS...TORNADOES OR FLASH FLOODING TO OUR OFFICE.

NCZ035>037-056-057-068>072-082-502-504-506-508-510-060745-
ALEXANDER-IREDELL-DAVIE-CATAWBA-ROWAN-CLEVELAND-LINCOLN-GASTON-
MECKLENBURG-CABARRUS-UNION NC-GREATER CALDWELL-GREATER BURKE-
EASTERN MCDOWELL-GREATER RUTHERFORD-EASTERN POLK-
340 AM EDT TUE APR 5 2011

...WIND ADVISORY IN EFFECT UNTIL 6 AM EDT EARLY THIS MORNING...

THIS HAZARDOUS WEATHER OUTLOOK IS FOR PIEDMONT NORTH CAROLINA AND
WESTERN NORTH CAROLINA.

.DAY ONE...TODAY AND TONIGHT.

PLEASE LISTEN TO NOAA WEATHER RADIO OR GO TO WEATHER.GOV ON THE
INTERNET FOR MORE INFORMATION ABOUT THE FOLLOWING HAZARDS.

   WIND ADVISORY.

.DAYS TWO THROUGH SEVEN...WEDNESDAY THROUGH MONDAY.

NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME.

.SPOTTER INFORMATION STATEMENT...

SKYWARN SPOTTERS ARE REQUESTED TO FORWARD ANY REPORTS OF LARGE
HAIL...DAMAGING WINDS...TORNADOES OR FLASH FLOODING TO OUR OFFICE.

NCZ033-048>053-058-059-062>065-501-503-505-507-509-060745-
AVERY-MADISON-YANCEY-MITCHELL-SWAIN-HAYWOOD-BUNCOMBE-GRAHAM-
NORTHERN JACKSON-MACON-SOUTHERN JACKSON-TRANSYLVANIA-HENDERSON-
CALDWELL MOUNTAINS-BURKE MOUNTAINS-MCDOWELL MOUNTAINS-
RUTHERFORD MOUNTAINS-POLK MOUNTAINS-
340 AM EDT TUE APR 5 2011

...WIND ADVISORY IN EFFECT UNTIL 6 AM EDT EARLY THIS MORNING...
...FREEZE WATCH IN EFFECT FROM LATE TONIGHT THROUGH WEDNESDAY
MORNING...

THIS HAZARDOUS WEATHER OUTLOOK IS FOR WESTERN NORTH CAROLINA.

.DAY ONE...TODAY AND TONIGHT.

PLEASE LISTEN TO NOAA WEATHER RADIO OR GO TO WEATHER.GOV ON THE
INTERNET FOR MORE INFORMATION ABOUT THE FOLLOWING HAZARDS.

   WIND ADVISORY.
   FREEZE WATCH.

.DAYS TWO THROUGH SEVEN...WEDNESDAY THROUGH MONDAY.

PLEASE LISTEN TO NOAA WEATHER RADIO OR GO TO WEATHER.GOV ON THE
INTERNET FOR MORE INFORMATION ABOUT THE FOLLOWING HAZARDS.

   FREEZE WATCH.

.SPOTTER INFORMATION STATEMENT...

SKYWARN SPOTTERS ARE REQUESTED TO FORWARD ANY REPORTS OF LARGE
HAIL...DAMAGING WINDS...TORNADOES OR FLASH FLOODING TO OUR OFFICE.

GAZ010-060745-
RABUN-
340 AM EDT TUE APR 5 2011

...LAKE WIND ADVISORY IN EFFECT UNTIL 6 AM EDT EARLY THIS MORNING...
...FREEZE WATCH IN EFFECT FROM LATE TONIGHT THROUGH WEDNESDAY
MORNING...

THIS HAZARDOUS WEATHER OUTLOOK IS FOR NORTHEAST GEORGIA.

.DAY ONE...TODAY AND TONIGHT.

PLEASE LISTEN TO NOAA WEATHER RADIO OR GO TO WEATHER.GOV ON THE
INTERNET FOR MORE INFORMATION ABOUT THE FOLLOWING HAZARDS.

   LAKE WIND ADVISORY.
   FREEZE WATCH.

.DAYS TWO THROUGH SEVEN...WEDNESDAY THROUGH MONDAY.

PLEASE LISTEN TO NOAA WEATHER RADIO OR GO TO WEATHER.GOV ON THE
INTERNET FOR MORE INFORMATION ABOUT THE FOLLOWING HAZARDS.

   FREEZE WATCH.

.SPOTTER INFORMATION STATEMENT...

SKYWARN SPOTTERS ARE REQUESTED TO FORWARD ANY REPORTS OF LARGE
HAIL...DAMAGING WINDS...TORNADOES OR FLASH FLOODING TO OUR OFFICE.

In the hours before

Local storm report, Apr 5, 2:12 AM EDT, 1 hour 56 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
212 AM EDT TUE APR 05 2011

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

0200 AM     TSTM WND GST     5 WSW CHARLOTTE         35.17N 80.92W
04/05/2011  M66 MPH          MECKLENBURG        NC   ASOS

&&

KRENTZ
Local storm report, Apr 5, 3:03 AM EDT, 1 hour 5 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
303 AM EDT TUE APR 05 2011

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

0225 AM     HAIL             2 SSE CROFT             35.32N 80.81W
04/05/2011  E1.00 INCH       MECKLENBURG        NC   PUBLIC

0225 AM     HAIL             5 S NINETY SIX          34.10N 82.01W
04/05/2011  E1.00 INCH       GREENWOOD          SC   PUBLIC

0218 AM     HAIL             2 WNW PAW CREEK         35.28N 80.97W
04/05/2011  E1.00 INCH       MECKLENBURG        NC   PUBLIC

&&

KRENTZ
Local storm report, Apr 5, 3:06 AM EDT, 1 hour 2 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
306 AM EDT TUE APR 05 2011

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

0208 AM     TSTM WND DMG     COOLEEMEE               35.81N 80.56W
04/05/2011                   DAVIE              NC   TRAINED SPOTTER

            MULTIPLE TREES DOWN. TREE DOWN ON HOUSE.

&&

KRENTZ
Local storm report, Apr 5, 3:22 AM EDT, 46 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
322 AM EDT TUE APR 05 2011

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

0110 AM     HAIL             COWPENS                 35.02N 81.80W
04/05/2011  E1.00 INCH       SPARTANBURG        SC   PUBLIC

0133 AM     HAIL             KINGS MOUNTAIN          35.24N 81.35W
04/05/2011  E1.25 INCH       CLEVELAND          NC   PUBLIC

0133 AM     TSTM WND DMG     KINGS MOUNTAIN          35.24N 81.35W
04/05/2011                   CLEVELAND          NC   PUBLIC

            CARPORT BLOWN 100 YARDS

0220 AM     TSTM WND DMG     WAXHAW                  34.92N 80.74W
04/05/2011                   UNION              NC   PUBLIC

            LARGE BRANCHES BROKEN

&&

KRENTZ
Local storm report, Apr 5, 3:46 AM EDT, 22 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
346 AM EDT TUE APR 05 2011

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

0100 AM     TSTM WND DMG     GRANITE FALLS           35.80N 81.43W
04/05/2011                   CALDWELL           NC   PUBLIC

            MULTIPLE TREES DOWN

0215 AM     TSTM WND DMG     CHARLOTTE               35.20N 80.83W
04/05/2011                   MECKLENBURG        NC   PUBLIC

            LARGE OAK TREE DAMAGED HOUSE ON SOUTH PARK ROAD

&&

KRENTZ
Local storm report, Apr 5, 3:54 AM EDT, 14 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
354 AM EDT TUE APR 05 2011

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

0143 AM     TSTM WND DMG     DALLAS                  35.31N 81.18W
04/05/2011                   GASTON             NC   PUBLIC

            LARGE TREES DOWN AND DAMAGED SHED ON OLE HILL ROAD.

&&

KRENTZ

The office that day

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

IssuedProductOfficeCountiesLasted
Apr 4, 9:50 PM EDTSevere Thunderstorm WarningGSPGraham, Swain55 min
Apr 4, 9:55 PM EDTAreal Flood AdvisoryGSPGraham4 hr
Apr 4, 10:14 PM EDTSevere Thunderstorm WarningGSPJackson, Macon61 min
Apr 4, 10:42 PM EDTSevere Thunderstorm WarningGSPBuncombe, Haywood, Madison, Swain63 min
Apr 4, 11:06 PM EDTSevere Thunderstorm WarningGSPHenderson, Jackson, Macon, Transylvania54 min
Apr 4, 11:25 PM EDTSevere Thunderstorm WarningGSPAvery, Buncombe, Burke, Caldwell, McDowell, Madison and 2 more65 min
Apr 4, 11:43 PM EDTSevere Thunderstorm WarningGSPBuncombe, Burke, Caldwell, Henderson, McDowell, Polk and 1 more62 min
Apr 4, 11:52 PM EDTTornado WarningGSPBuncombe, Henderson, McDowell, Rutherford38 min
Apr 4, 11:59 PM EDTSevere Thunderstorm WarningGSPPolk46 min
Apr 5, 12:22 AM EDTSevere Thunderstorm WarningGSPAlexander, Burke, Caldwell, Catawba53 min
Apr 5, 12:28 AM EDTTornado WarningGSPBurke, Cleveland, Rutherford32 min
Apr 5, 12:46 AM EDTSevere Thunderstorm WarningGSPCleveland, Gaston, Polk, Rutherford59 min
Apr 5, 1:12 AM EDTSevere Thunderstorm WarningGSPBurke, Catawba, Cleveland, Iredell, Lincoln63 min
Apr 5, 1:14 AM EDTSevere Thunderstorm WarningGSPAlexander, Davie, Iredell61 min
Apr 5, 1:21 AM EDTSevere Thunderstorm WarningGSPCleveland, Gaston, Lincoln, Mecklenburg54 min
Apr 5, 1:29 AM EDTTornado WarningGSPCatawba, Lincoln27 min
Apr 5, 1:44 AM EDTSevere Thunderstorm WarningGSPCatawba, Davie, Iredell, Rowan61 min
Apr 5, 1:53 AM EDTSevere Thunderstorm WarningGSPCabarrus, Mecklenburg, Union67 min
Apr 5, 4:08 AM EDTFrost AdvisoryGSPAlexander, Burke, Cabarrus, Caldwell, Catawba, Cleveland and 10 more29 hr
Apr 4, 11:28 PM EDTSevere Thunderstorm WarningGSPAnderson, Oconee, Pickens62 min
Apr 4, 11:50 PM EDTSevere Thunderstorm WarningGSPAnderson55 min
Apr 5, 12:20 AM EDTSevere Thunderstorm WarningGSPAnderson, Greenville, Laurens, Oconee, Pickens, Spartanburg55 min
Apr 5, 12:29 AM EDTSevere Thunderstorm WarningGSPAbbeville, Anderson61 min
Apr 5, 12:42 AM EDTSevere Thunderstorm WarningGSPAbbeville, Anderson, Greenville, Greenwood, Laurens, Spartanburg and 1 more63 min
Apr 5, 12:57 AM EDTSevere Thunderstorm WarningGSPCherokee, Spartanburg, York63 min
Apr 5, 1:18 AM EDTSevere Thunderstorm WarningGSPAbbeville, Greenwood, Laurens57 min
Apr 5, 1:35 AM EDTSevere Thunderstorm WarningGSPChester, Union55 min
Apr 5, 1:43 AM EDTSevere Thunderstorm WarningGSPLaurens48 min
Apr 5, 1:51 AM EDTSevere Thunderstorm WarningGSPYork41 min
Apr 5, 2:08 AM EDTSevere Thunderstorm WarningGSPAbbeville, Greenwood50 min
Apr 5, 2:21 AM EDTSevere Thunderstorm WarningGSPChester, Union54 min

Nearby

Freeze Warnings in North Carolina, 2011Freeze Warnings in Georgia, 2011Every freeze warning in 2011

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.