Alert archive / North Carolina / Severe Thunderstorm Warnings in 2008

Severe Thunderstorm Warning 330, NWS Raleigh, NC

July 22, 2008Wayne County, North Carolina

NWS Raleigh, NC issued this severe thunderstorm warning at Jul 22, 2008, 3:19 PM EDT for Wayne County, North Carolina. It was in force for 41 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
Jul 22, 2008, 3:19 PM EDT (19:19 UTC)
Expired
Jul 22, 2008, 4:00 PM EDT
In force
41 min
Issued by
NWS Raleigh, NC
Area
Storm-based polygon

County Wayne County, NC

The radar

The Raleigh/Durham radar (KRAX), 55 km from the middle of the area, began a volume at 19:19 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

Newport, NC (KMHX), launched 12:00Z, 7.3 hours before the alert went out and 121 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, Newport, NC at 12:00Z on 2008-07-22Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1707 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, Newport, NC at 12:00Z on 2008-07-22The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 0 square meters per square second.1939Sfc1 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
1707 J/kg
Mixed-layer CIN
-47 J/kg
Mixed-layer LCL
1501 m above ground
0-6 km bulk shear
10 kt
0-1 km storm-relative helicity
0 m²/s²
0-3 km storm-relative helicity
9 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 Raleigh, NC wrote its last area forecast discussion before this severe thunderstorm warning went out at Jul 22, 2:11 PM EDT, 1 hour 8 minutes earlier.

Area forecast discussion, Jul 22, 2:11 PM EDT, 1 hour 8 minutes before
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Hazardous weather outlook, Jul 22, 11:30 AM EDT, 3 hours 49 minutes before
HAZARDOUS WEATHER OUTLOOK...UPDATED
NATIONAL WEATHER SERVICE RALEIGH NC
1130 AM EDT TUE JUL 22 2008

NCZ007-008-021>023-038-039-230915-
PERSON-GRANVILLE-FORSYTH-GUILFORD-ALAMANCE-DAVIDSON-RANDOLPH-
1130 AM EDT TUE JUL 22 2008

THIS HAZARDOUS WEATHER OUTLOOK IS FOR CENTRAL NORTH CAROLINA.

.DAY ONE...THIS AFTERNOON AND TONIGHT.

HIGH TEMPERATURES ARE EXPECTED TO REACH INTO THE MID TO UPPER 90S
THIS AFTERNOON. HEAT INDEX VALUES WILL REACH AS HIGH AS 100 TO 103
DEGREES. PEOPLE VENTURING OUTDOORS ARE URGED TO DRINK PLENTY OF
FLUIDS...WEAR LIGHT COLORED AND LOOSE FITTING CLOTHING...AND TO
TAKE FREQUENT BREAKS IN AIR CONDITIONED ROOMS TO HELP PREVENT HEAT
ILLNESSES.

ISOLATED THUNDERSTORMS MAY DEVELOP THIS AFTERNOON. ANY STORMS THAT
DEVELOP WILL HAVE THE POTENTIAL TO PRODUCE DAMAGING WINDS IN
EXCESS OF 60 MPH.

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

ISOLATED TO SCATTERED THUNDERSTORMS ARE EXPECTED TO DEVELOP ON
WEDNESDAY AFTERNOON IN ASSOCIATION WITH A WEAK COLD FRONT
APPROACHING THE AREA. ANY STORMS THAT DEVELOP WILL HAVE THE
POTENTIAL TO PRODUCE DAMAGING WINDS IN EXCESS OF 60 MPH...IN
ADDITION TO LARGE HAIL. OTHERWISE...HAZARDOUS WEATHER IS NOT
EXPECTED AT THIS TIME.

.SPOTTER INFORMATION STATEMENT...

SKYWARN SPOTTERS ARE ENCOURAGED TO REPORT ANY SEVERE OR
SIGNIFICANT WEATHER ASSOCIATED WITH ANY STORMS THAT MAY DEVELOP
THIS AFTERNOON.

NCZ009>011-024>028-040>043-073>078-083>086-088-089-230915-
VANCE-WARREN-HALIFAX-ORANGE-DURHAM-FRANKLIN-NASH-EDGECOMBE-CHATHAM-
WAKE-JOHNSTON-WILSON-STANLY-MONTGOMERY-MOORE-LEE-HARNETT-WAYNE-ANSON-
RICHMOND-SCOTLAND-HOKE-CUMBERLAND-SAMPSON-
1130 AM EDT TUE JUL 22 2008

...HEAT ADVISORY IN EFFECT UNTIL 7 PM EDT THIS EVENING...

THIS HAZARDOUS WEATHER OUTLOOK IS FOR CENTRAL NORTH CAROLINA.

.DAY ONE...THIS AFTERNOON AND TONIGHT.

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

   HEAT ADVISORY.

IN ADDITION TO THE HEAT...ISOLATED THUNDERSTORMS MAY DEVELOP THIS
AFTERNOON. ANY STORMS THAT DEVELOP WILL HAVE THE POTENTIAL TO
PRODUCE DAMAGING WINDS IN EXCESS OF 60 MPH.

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

ISOLATED TO SCATTERED THUNDERSTORMS ARE EXPECTED TO DEVELOP ON
WEDNESDAY AFTERNOON IN ASSOCIATION WITH A WEAK COLD FRONT
APPROACHING THE AREA. ANY STORMS THAT DEVELOP WILL HAVE THE
POTENTIAL TO PRODUCE DAMAGING WINDS IN EXCESS OF 60 MPH...IN
ADDITION TO LARGE HAIL. OTHERWISE...HAZARDOUS WEATHER IS NOT
EXPECTED AT THIS TIME.

.SPOTTER INFORMATION STATEMENT...

SKYWARN SPOTTERS ARE ENCOURAGED TO REPORT ANY SEVERE OR
SIGNIFICANT WEATHER ASSOCIATED WITH ANY STORMS THAT MAY DEVELOP
THIS AFTERNOON.

VINCENT

In the hours before

Special weather statement, Jul 22, 3:16 PM EDT, 3 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE RALEIGH NC
316 PM EDT TUE JUL 22 2008

NCZ042-043-078-222000-
JOHNSTON-WAYNE-WILSON-
316 PM EDT TUE JUL 22 2008

...STRONG THUNDERSTORMS WILL MOVE ACROSS WILSON...JOHNSTON AND WAYNE
COUNTIES THROUGH 400 PM EDT...

AT 316 PM EDT...DOPPLER RADAR INDICATED STRONG THUNDERSTORMS ALONG A
LINE EXTENDING FROM NAHUNTA TO 9 MILES NORTHEAST OF WALNUT CREEK...OR
ALONG A LINE EXTENDING FROM 11 MILES NORTH OF GOLDSBORO TO 7 MILES
NORTH OF LA GRANGE...MOVING NORTHEAST AT 3 MPH.

THE STRONG THUNDERSTORMS WILL BE NEAR KENLY AROUND 325 PM EDT...
FREMONT AROUND 355 PM EDT...EUREKA AROUND 400 PM EDT.

GUSTY WINDS OF 30 TO 40 MPH...SMALL HAIL AND DANGEROUS
CLOUD-TO-GROUND LIGHTNING CAN BE EXPECTED WITH THESE THUNDERSTORMS.

THESE THUNDERSTORMS ARE PRODUCING AN EXCESSIVE AMOUNT OF LIGHTNING.
SEEK SHELTER INDOORS AND STAY AWAY FROM THE WINDOWS. DO NOT USE THE
TELEPHONE UNLESS IT IS AN EMERGENCY. IF YOU CANNOT SEEK SHELTER
INDOORS AUTOMOBILES CAN PROVIDE GOOD SHELTER.

WSS

The office that day

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

IssuedProductOfficeCountiesLasted
Jul 22, 11:15 AM EDTHeat AdvisoryRAHAnson, Chatham, Cumberland, Durham, Edgecombe, Franklin and 18 more8 hr
Jul 22, 3:12 PM EDTSevere Thunderstorm WarningRAHEdgecombe, Wilson18 min
Jul 22, 3:41 PM EDTSevere Thunderstorm WarningRAHMontgomery, Moore36 min
Jul 22, 3:52 PM EDTAreal Flood AdvisoryRAHWayne3 hr
Jul 22, 4:01 PM EDTSevere Thunderstorm WarningRAHChatham, Harnett, Lee, Wake44 min
Jul 22, 4:03 PM EDTAreal Flood AdvisoryRAHChatham, Davidson, Montgomery, Moore, Randolph, Stanly101 min
Jul 22, 4:32 PM EDTSevere Thunderstorm WarningRAHJohnston, Nash, Wake43 min
Jul 22, 4:38 PM EDTSevere Thunderstorm WarningRAHMoore50 min
Jul 22, 4:49 PM EDTAreal Flood AdvisoryRAHFranklin, Johnston, Nash, Wake, Wayne, Wilson2 hr
Jul 22, 4:56 PM EDTSevere Thunderstorm WarningRAHWayne49 min
Jul 22, 4:58 PM EDTSevere Thunderstorm WarningRAHPerson47 min
Jul 22, 5:01 PM EDTFlash Flood WarningRAHMoore74 min
Jul 22, 5:01 PM EDTSevere Thunderstorm WarningRAHCumberland, Harnett, Sampson44 min
Jul 22, 5:04 PM EDTAreal Flood AdvisoryRAHWayne108 min
Jul 22, 5:05 PM EDTSevere Thunderstorm WarningRAHHarnett, Lee, Moore40 min
Jul 22, 5:14 PM EDTSevere Thunderstorm WarningRAHJohnston, Wake46 min
Jul 22, 5:23 PM EDTFlash Flood WarningRAHJohnston, Nash58 min
Jul 22, 5:32 PM EDTAreal Flood AdvisoryRAHPerson3 hr
Jul 22, 5:40 PM EDTFlash Flood WarningRAHForsyth3 hr
Jul 22, 5:45 PM EDTSevere Thunderstorm WarningRAHDurham, Orange, Person27 min
Jul 22, 5:46 PM EDTSevere Thunderstorm WarningRAHCumberland, Harnett, Johnston, Sampson21 min
Jul 22, 5:54 PM EDTSevere Thunderstorm WarningRAHStanly36 min
Jul 22, 5:59 PM EDTSevere Thunderstorm WarningRAHCumberland46 min
Jul 22, 6:02 PM EDTSevere Thunderstorm WarningRAHWake43 min
Jul 22, 6:03 PM EDTSevere Thunderstorm WarningRAHDavidson, Forsyth, Guilford, Randolph57 min
Jul 22, 6:31 PM EDTSevere Thunderstorm WarningRAHGranville, Person33 min
Jul 22, 6:37 PM EDTAreal Flood AdvisoryRAHCumberland3 hr
Jul 22, 6:37 PM EDTSevere Thunderstorm WarningRAHDurham, Wake25 min
Jul 22, 6:45 PM EDTSevere Thunderstorm WarningRAHCumberland, Hoke45 min

Nearby

Severe Thunderstorm Warnings in North Carolina, 2008Every severe thunderstorm warning in 2008

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.