Alert archive / North Carolina / Severe Thunderstorm Warnings in 2008

Severe Thunderstorm Warning 385, NWS Raleigh, NC

July 31, 2008Edgecombe County, Wilson County, North Carolina

NWS Raleigh, NC issued this severe thunderstorm warning at Jul 31, 2008, 4:19 PM EDT for Edgecombe County, Wilson 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 31, 2008, 4:19 PM EDT (20:19 UTC)
Expired: Jul 31, 2008, 5:00 PM EDT
In force: 41 min
Issued by: NWS Raleigh, NC
Area: Storm-based polygon

Counties Edgecombe County, NC, Wilson County, NC

The radar

The Raleigh/Durham radar (KRAX), 68 km from the middle of the area, began a volume at 20:22 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 watch it was issued in

The SPC watch in force over the same counties when this warning went out.

Issued	Product	Office	Lasted
Jul 31, 1:53 PM EDT	Severe Thunderstorm Watch	SPC	5 hr

The nearest sounding before it

Newport, NC (KMHX), launched 12:00Z, 8.3 hours before the alert went out and 139 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: 1212 J/kg
Mixed-layer CIN: -90 J/kg
Mixed-layer LCL: 993 m above ground
0-6 km bulk shear: 18 kt
0-1 km storm-relative helicity: 79 m²/s²
0-3 km storm-relative helicity: 94 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 31, 2:45 PM EDT, 1 hour 34 minutes earlier.

Area forecast discussion, Jul 31, 2:45 PM EDT, 1 hour 34 minutes before

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Hazardous weather outlook, Jul 31, 1:56 PM EDT, 2 hours 23 minutes before

HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE RALEIGH NC
156 PM EDT THU JUL 31 2008

NCZ007>011-021>028-038>043-073>078-083>086-088-089-010930-
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-
156 PM EDT THU JUL 31 2008

...SEVERE THUNDERSTORM WATCH 783 IN EFFECT UNTIL 9 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.

   SEVERE THUNDERSTORM WATCH.

.DAYS TWO THROUGH SEVEN...FRIDAY THROUGH WEDNESDAY.

A STRONG UPPER LEVEL RIDGE IS EXPECTED TO BUILD TOWARD THE CAROLINAS
FROM THE WEST AND STRENGTHEN EARLY NEXT WEEK. HIGH TEMPERATURES
ARE EXPECTED TO REACH INTO THE MID TO UPPER 90S DURING THIS TIME
FRAME.

.SPOTTER INFORMATION STATEMENT...

SKYWARN SPOTTER ACTIVATION WILL LIKELY BE NEEDED THIS AFTERNOON
THROUGH THIS EVENING. SPOTTERS SHOULD REPORT SEVERE WEATHER AS
SOON AS IT IS SAFE TO DO SO.

In the hours before

Special weather statement, Jul 31, 3:44 PM EDT, 35 minutes before

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Local storm report, Jul 31, 3:48 PM EDT, 31 minutes before

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Local storm report, Jul 31, 3:52 PM EDT, 27 minutes before

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Local storm report, Jul 31, 4:02 PM EDT, 17 minutes before

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Special weather statement, Jul 31, 4:09 PM EDT, 10 minutes before

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Local storm report, Jul 31, 4:16 PM EDT, 3 minutes before

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The office that day

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

Issued	Product	Office	Counties	Lasted
Jul 31, 1:40 PM EDT	Severe Thunderstorm Warning	RAH	Davidson, Forsyth	50 min
Jul 31, 2:16 PM EDT	Severe Thunderstorm Warning	RAH	Person	44 min
Jul 31, 2:37 PM EDT	Severe Thunderstorm Warning	RAH	Granville	38 min
Jul 31, 3:02 PM EDT	Severe Thunderstorm Warning	RAH	Vance	43 min
Jul 31, 3:20 PM EDT	Severe Thunderstorm Warning	RAH	Warren	40 min
Jul 31, 3:29 PM EDT	Severe Thunderstorm Warning	RAH	Chatham, Harnett, Lee	46 min
Jul 31, 3:31 PM EDT	Severe Thunderstorm Warning	RAH	Cumberland, Harnett, Johnston, Sampson	44 min
Jul 31, 3:51 PM EDT	Severe Thunderstorm Warning	RAH	Franklin, Halifax, Nash	54 min
Jul 31, 3:53 PM EDT	Severe Thunderstorm Warning	RAH	Montgomery, Stanly	30 min
Jul 31, 3:56 PM EDT	Severe Thunderstorm Warning	RAH	Anson, Richmond	49 min
Jul 31, 4:15 PM EDT	Severe Thunderstorm Warning	RAH	Harnett, Johnston	29 min
Jul 31, 4:22 PM EDT	Severe Thunderstorm Warning	RAH	Harnett, Lee, Moore	38 min
Jul 31, 4:26 PM EDT	Areal Flood Advisory	RAH	Anson, Richmond, Scotland	2 hr
Jul 31, 4:38 PM EDT	Severe Thunderstorm Warning	RAH	Edgecombe, Halifax	36 min
Jul 31, 4:40 PM EDT	Severe Thunderstorm Warning	RAH	Hoke, Scotland	50 min
Jul 31, 4:46 PM EDT	Severe Thunderstorm Warning	RAH	Richmond	44 min
Jul 31, 5:17 PM EDT	Severe Thunderstorm Warning	RAH	Cumberland, Harnett, Sampson	43 min
Jul 31, 6:08 PM EDT	Severe Thunderstorm Warning	RAH	Sampson	52 min

Nearby

Severe Thunderstorm Warnings in North Carolina, 2008 Every 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.