Alert archive / North Carolina / Severe Thunderstorm Warnings in 2005

Severe Thunderstorm Warning 127, NWS Raleigh, NC

October 21, 2005Anson County, North Carolina

NWS Raleigh, NC issued this severe thunderstorm warning at Oct 21, 2005, 9:10 PM EDT for Anson County, North Carolina. It was in force for 35 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: Oct 21, 2005, 9:10 PM EDT (01:10 UTC)
Expired: Oct 21, 2005, 9:45 PM EDT
In force: 35 min
Issued by: NWS Raleigh, NC
Area: Counties, with a storm outline in the text

County Anson County, NC

The radar

The Columbia radar (KCAE), 147 km from the middle of the area, began a volume at 01:12 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, 1.2 hours before the alert went out and 124 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: 39 J/kg
Mixed-layer CIN: -218 J/kg
Mixed-layer LCL: 601 m above ground
0-6 km bulk shear: 48 kt
0-1 km storm-relative helicity: 262 m²/s²
0-3 km storm-relative helicity: 395 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 3.5

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 Raleigh, NC wrote its last area forecast discussion before this severe thunderstorm warning went out at Oct 21, 6:31 PM EDT, 2 hours 39 minutes earlier.

Area forecast discussion, Oct 21, 6:31 PM EDT, 2 hours 39 minutes before

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Hazardous weather outlook, Oct 21, 5:34 AM EDT, 15 hours 36 minutes before

HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE RALEIGH NC
534 AM EDT FRI OCT 21 2005

NCZ007>011-021>028-038>043-073>078-083>086-088-089-220945-
PERSON-GRANVILLE-VANCE-WARREN-HALIFAX-FORSYTH-GUILFORD-ALAMANCE-
ORANGE-DURHAM-FRANKLIN-NASH-EDGECOMBE-DAVIDSON-RANDOLPH-CHATHAM-
WAKE-JOHNSTON-WILSON-STANLY-MONTGOMERY-MOORE-LEE-HARNETT-WAYNE-
ANSON-RICHMOND-SCOTLAND-HOKE-CUMBERLAND-SAMPSON-
534 AM EDT FRI OCT 21 2005

THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF CENTRAL NORTH
CAROLINA.

.DAY ONE...TODAY AND TONIGHT

NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME.

.DAYS TWO THROUGH SEVEN...SATURDAY THROUGH THURSDAY

A STRONG COLD FRONTAL PASSAGE AND STRONG WINDS IN THE UPPER ATMOSPHERE
WILL COMBINE TO PRODUCE THUNDERSTORMS ON SATURDAY. SOME OF THE
STORMS COULD BECOME SEVERE...ESPECIALLY ACROSS NORTH PORTIONS OF
THE PIEDMONT AND COASTAL PLAIN. STAY TUNED TO ALL HAZARDS WEATHER RADIO
OR OTHER LOCAL MEDIA FOR THE LATEST UPDATES.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION IS NOT NEEDED AT THIS TIME.

In the hours before

Special weather statement, Oct 21, 7:45 PM EDT, 1 hour 25 minutes before

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE RALEIGH NC
745 PM EDT FRI OCT 21 2005

NCZ041-042-220045-
JOHNSTON-WAKE-
745 PM EDT FRI OCT 21 2005

...A STRONG THUNDERSTORM WILL MOVE ACROSS EASTERN WAKE AND WESTERN
JOHNSTON COUNTIES THROUGH 845 PM EDT...

AT 745 PM EDT...DOPPLER RADAR INDICATED A STRONG THUNDERSTORM 7
MILES NORTH OF LILLINGTON...OR ABOUT OVER ANGIER...MOVING NORTHEAST
AT 25 MPH.

SOME LOCATIONS AFFECTED BY THESE STORMS INCLUDE...EASTERN FUQUAY
VARINA...CLEVELAND...COATS CROSSROADS...AUBURN...AND CLAYTON.

GUSTY WINDS OF 35 TO 45 MPH... HAIL TO THE SIZE OF MARBLES... AND
DANGEROUS CLOUD-TO-GROUND LIGHTNING CAN BE EXPECTED WITH THESE
STORMS. LIGHT OBJECTS SUCH AS TRASH CANS...LAWN FURNITURE AND
AWNINGS COULD BE TOSSED AROUND.

MWS

Special weather statement, Oct 21, 8:30 PM EDT, 40 minutes before

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE RALEIGH NC
830 PM EDT FRI OCT 21 2005

NCZ026-027-041-220130-
FRANKLIN-NASH-WAKE-
830 PM EDT FRI OCT 21 2005

...STRONG THUNDERSTORMS WILL MOVE ACROSS FRANKLIN...NASH AND WAKE
COUNTIES THROUGH 900 PM EDT...

AT 830 PM EDT...DOPPLER RADAR INDICATED A STRONG THUNDERSTORM OVER
ZEBULON...OR ABOUT 17 MILES EAST OF RALEIGH...MOVING NORTHEAST AT 25
MPH.

SOME LOCATIONS AFFECTED BY THESE STORMS INCLUDE...PILOT...AND...
RILEY...SAMARIA...AND...BUNN...LAKE ROYALE...SPRING HOPE...MOMEYER...
NASHVILLE...AND...CASTALIA.

VERY HEAVY RAIN AND DANGEROUS CLOUD-TO-GROUND LIGHTNING CAN BE
EXPECTED WITH THIS STORM. PEA TO MARBLE SIZED HAIL WILL ALSO OCCUR
IN THE PATH OF THIS STORM. THE STORM WILL MOVE INTO NASH AND
FRANKLIN COUNTIES BEFORE 845 PM.

14

Local storm report, Oct 21, 8:36 PM EDT, 34 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE RALEIGH NC
836 PM EDT FRI OCT 21 2005

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

0822 PM     HAIL             4 SSE KNIGHTDALE        35.74N 78.46W
10/21/2005  0.75 INCH        WAKE               NC   TRAINED SPOTTER

            PENNY SIZED HAIL REPORTED AT INTERSECTION OF TURNIPSEED
            ROAD AND MAJOR FLADE ROAD.

&&

MWS

Local storm report, Oct 21, 8:57 PM EDT, 13 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE RALEIGH NC
857 PM EDT FRI OCT 21 2005

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

0828 PM     HAIL             ZEBULON                 35.82N 78.32W
10/21/2005  0.75 INCH        WAKE               NC   TRAINED SPOTTER

            PENNY SIZED HAIL REPORTED IN ZEBULON.

&&

MWS

The office that day

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

Issued	Product	Office	Counties	Lasted
Oct 21, 8:02 PM EDT	Severe Thunderstorm Warning	RAH	Wake	28 min
Oct 21, 11:27 PM EDT	Severe Thunderstorm Warning	RAH	Davidson	33 min
Oct 22, 12:08 AM EDT	Severe Thunderstorm Warning	RAH	Guilford	34 min
Oct 22, 1:24 AM EDT	Severe Thunderstorm Warning	RAH	Johnston	21 min
Oct 22, 1:41 AM EDT	Severe Thunderstorm Warning	RAH	Hoke	34 min
Oct 22, 2:07 AM EDT	Severe Thunderstorm Warning	RAH	Cumberland	23 min
Oct 22, 2:32 AM EDT	Severe Thunderstorm Warning	RAH	Cumberland	28 min
Oct 22, 3:25 AM EDT	Severe Thunderstorm Warning	RAH	Sampson	35 min
Oct 22, 4:02 AM EDT	Severe Thunderstorm Warning	RAH	Sampson	28 min

Nearby

Severe Thunderstorm Warnings in North Carolina, 2005 Every severe thunderstorm warning in 2005

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.