Alert archive / North Carolina / Snow Advisories in 2006

Snow Advisory 3, NWS Greenville-Spartanburg, SC

January 18, 20064 counties in North Carolina

NWS Greenville-Spartanburg, SC issued this snow advisory at Jan 18, 2006, 5:02 AM EST for 4 counties in North Carolina. It was in force for 7 hr.

The area

The counties it named.

The facts

Issued
Jan 18, 2006, 5:02 AM EST (10:02 UTC)
Expired
Jan 18, 2006, 12:00 PM EST
In force
7 hr
Issued by
NWS Greenville-Spartanburg, SC

Counties Avery County, NC, Madison County, NC, Mitchell County, NC, Yancey County, NC

The radar

The Knoxville radar (KMRX), 104 km from the middle of the area, began a volume at 10:02 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, 10.0 hours before the alert went out and 214 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 2006-01-18Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 3 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, Greensboro/Hi Pt, NC at 00:00Z on 2006-01-18The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 581 square meters per square second.1939587897117136Sfc1 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
3 J/kg
Mixed-layer CIN
-10 J/kg
Mixed-layer LCL
884 m above ground
0-6 km bulk shear
86 kt
0-1 km storm-relative helicity
581 m²/s²
0-3 km storm-relative helicity
675 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 snow advisory 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 snow advisory went out at Jan 18, 2:45 AM EST, 2 hours 17 minutes earlier.

Area forecast discussion, Jan 18, 2:45 AM EST, 2 hours 17 minutes before
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Hazardous weather outlook, Jan 17, 6:12 AM EST, 22 hours 50 minutes before
HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
612 AM EST TUE JAN 17 2006

GAZ010-017-018-026-028-029-NCZ033>037-048>059-062>072-082-
SCZ001>014-019-172300-
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-
612 AM EST TUE JAN 17 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

GUSTY WINDS...HEAVY SHOWERS AND PERHAPS SOME THUNDERSTORMS WILL BE
LIKELY THIS AFTERNOON AND EVENING. FOR FURTHER DETAILS...PLEASE
REFER TO THE LATEST SPECIAL WEATHER STATEMENT...SPSGSP AND WIND
ADVISORY...NPW...ISSUED BY THIS OFFICE.

.DAYS TWO THROUGH SEVEN...WEDNESDAY THROUGH MONDAY

NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION MAY BE POSSIBLE THIS AFTERNOON OR EVENING.

In the hours before

Special weather statement, Jan 18, 3:05 AM EST, 1 hour 57 minutes before
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The office that day

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

IssuedProductOfficeCountiesLasted
Jan 18, 12:12 AM ESTWind AdvisoryGSPAvery, Buncombe, Graham, Haywood, Henderson, Jackson and 6 more18 hr
Jan 18, 3:11 AM ESTLake Wind AdvisoryGSPAlexander, Cabarrus, Catawba, Cleveland, Davie, Gaston and 5 more15 hr
Jan 17, 7:31 PM ESTTornado WarningGSPLaurens32 min

Nearby

Snow Advisories in North Carolina, 2006Every snow advisory 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.