Alert archive / North Carolina / Heavy Snow Warnings in 2006

Heavy Snow Warning 2, NWS Greenville-Spartanburg, SC

February 4, 20064 counties in North Carolina

NWS Greenville-Spartanburg, SC issued this heavy snow warning at Feb 4, 2006, 2:55 AM EST for 4 counties in North Carolina. It took effect at Feb 4, 2006, 6:00 AM EST. It was in force for 36 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
Feb 4, 2006, 2:55 AM EST (07:55 UTC)
In effect from
Feb 4, 2006, 6:00 AM EST
Expired
Feb 5, 2006, 6:00 PM EST
In force
36 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 07:59 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

Peachtre/Fal Fld, GA (KFFC), launched 00:00Z, 7.9 hours before the alert went out and 353 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, Peachtre/Fal Fld, GA at 00:00Z on 2006-02-04Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 36 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, Peachtre/Fal Fld, GA at 00:00Z on 2006-02-04The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 159 square meters per square second.1939587897117Sfc1 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
36 J/kg
Mixed-layer CIN
-55 J/kg
Mixed-layer LCL
1184 m above ground
0-6 km bulk shear
65 kt
0-1 km storm-relative helicity
159 m²/s²
0-3 km storm-relative helicity
337 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 heavy snow 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 heavy snow warning went out at Feb 4, 2:40 AM EST, 15 minutes earlier.

Area forecast discussion, Feb 4, 2:40 AM EST, 15 minutes before
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Hazardous weather outlook, Feb 3, 3:03 PM EST, 11 hours 52 minutes before
HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
303 PM EST FRI FEB 3 2006

GAZ010-017-018-026-028-029-NCZ033>037-048>059-062>072-082-
SCZ001>014-019-041030-
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-
303 PM EST FRI FEB 3 2006

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

.DAY ONE...THIS AFTERNOON AND TONIGHT

NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME.

.DAYS TWO THROUGH SEVEN...SATURDAY THROUGH THURSDAY

AFTER LINGERING RAIN SHOWERS DIMINISH SATURDAY MORNING...AN INCREASING
CHANCE FOR MOUNTAIN SNOW SHOWERS WILL BE SEEN SATURDAY AFTERNOON.
ACCUMULATING SNOW SHOWERS ARE EXPECTED ACROSS THE NORTH CAROLINA
MOUNTAINS SATURDAY NIGHT AND SUNDAY MORNING. AS MUCH AS 4 TO 6
INCHES OF SNOW ARE POSSIBLE ACROSS THE NORTHERN MOUNTAINS WHERE A
WINTER STORM WATCH REMAINS IN EFFECT. A PERIOD OF WINDY CONDITIONS
IS LIKELY ALL ACROSS THE REGION SATURDAY JUST OUT AHEAD OF...AND
IN THE WAKE OF A SHARP COLD FRONT. GUSTY WINDS ARE EXPECTED TO
LINGER SATURDAY NIGHT AND SUNDAY...ESPECIALLY IN THE NORTH
CAROLINA MOUNTAINS.

AN AREA OF LOW PRESSURE WILL CROSS THE REGION ON MONDAY...PERHAPS
BRINGING WITH IT A PERIOD OF RAIN OR SNOW. ADDITIONAL SNOW SHOWERS...
MAINLY IN THE NORTH CAROLINA MOUNTAINS...MAY BE SEEN WEDNESDAY AND
THURSDAY.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION WILL NOT BE NEEDED...BUT SNOWFALL REPORTS ARE
ENCOURAGED.

CSH

In the hours before

Special weather statement, Feb 4, 2:39 AM EST, 16 minutes before
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Special weather statement, Feb 4, 2:44 AM EST, 11 minutes before
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The office that day

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

IssuedProductOfficeCountiesLasted
Feb 4, 2:55 AM ESTSnow AdvisoryGSPBuncombe, Graham, Haywood, Jackson, Swain27 hr
Feb 4, 3:02 AM ESTLake Wind AdvisoryGSPAlexander, Avery, Buncombe, Cabarrus, Catawba, Cleveland and 17 more39 hr
Feb 4, 1:07 PM ESTSevere Thunderstorm WarningGSPRowan18 min
Feb 4, 2:02 AM ESTSevere Thunderstorm WarningGSPRabun58 min

Nearby

Heavy Snow Warnings in North Carolina, 2006Every heavy snow 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.