Alert archive / North Carolina / Special Weather Statements in 2011

Special Weather Statement, NWS Newport/Morehead City, NC

July 31, 2011Hyde County, North Carolina

NWS Newport/Morehead City, NC issued this special weather statement at Jul 31, 2011, 8:43 PM EDT for Hyde County, North Carolina. It was in force for 47 min. No storm report in the archive falls inside the area while it was in force.

The area

The outline as issued.

The facts

Issued: Jul 31, 2011, 8:43 PM EDT (00:43 UTC)
Expired: Jul 31, 2011, 9:30 PM EDT
In force: 47 min
Issued by: NWS Newport/Morehead City, NC

County Hyde County, NC

The radar

The Morehead City radar (KMHX), 87 km from the middle of the area, began a volume at 00:47 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, 0.7 hours before the alert went out and 370 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: 837 J/kg
Mixed-layer CIN: -42 J/kg
Mixed-layer LCL: 658 m above ground
0-6 km bulk shear: 29 kt
0-1 km storm-relative helicity: -46 m²/s²
0-3 km storm-relative helicity: -51 m²/s²
Significant tornado parameter: -0.2
Supercell composite: -1.8

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

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What forecasters said that day

The local office's own words before this special weather statement went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS Newport/Morehead City, NC wrote its last area forecast discussion before this special weather statement went out at Jul 31, 7:47 PM EDT, 56 minutes earlier.

Area forecast discussion, Jul 31, 7:47 PM EDT, 56 minutes before

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Hazardous weather outlook, Jul 31, 3:52 PM EDT, 4 hours 51 minutes before

HAZARDOUS WEATHER OUTLOOK FOR EASTERN NORTH CAROLINA...UPDATED
NATIONAL WEATHER SERVICE NEWPORT/MOREHEAD CITY NC
352 PM EDT SUN JUL 31 2011

NCZ029-044>047-079>081-090>095-098-103-104-012000-
MARTIN-PITT-WASHINGTON-TYRRELL-MAINLAND DARE-GREENE-BEAUFORT-
MAINLAND HYDE-DUPLIN-LENOIR-JONES-CRAVEN-PAMLICO-CARTERET-ONSLOW-
OUTER BANKS DARE-OUTER BANKS HYDE-
352 PM EDT SUN JUL 31 2011

THIS HAZARDOUS WEATHER OUTLOOK IS FOR EASTERN NORTH CAROLINA.

.DAY ONE...THIS AFTERNOON AND TONIGHT.

SHOWERS AND THUNDERSTORMS ARE EXPECTED THIS AFTERNOON AND TONIGHT.
SOME THUNDERSTORMS MAY BECOME SEVERE WITH MAIN THREATS OF LOCALLY
HEAVY RAINFALL WITH FLOODING...AND DAMAGING WIND GUSTS.

.DAYS TWO THROUGH SEVEN...MONDAY THROUGH SATURDAY.

NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION IS NOT EXPECTED AT THIS TIME.

In the hours before

Special weather statement, Jul 31, 5:15 PM EDT, 3 hours 28 minutes before

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Special weather statement, Jul 31, 5:17 PM EDT, 3 hours 26 minutes before

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Special weather statement, Jul 31, 5:29 PM EDT, 3 hours 14 minutes before

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Special weather statement, Jul 31, 6:15 PM EDT, 2 hours 28 minutes before

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Special weather statement, Jul 31, 6:22 PM EDT, 2 hours 21 minutes before

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Special weather statement, Jul 31, 7:47 PM EDT, 56 minutes before

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The office that day

Everything else NWS Newport/Morehead City, NC issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Jul 31, 8:38 PM EDT	Special Marine Warning	MHX		52 min

Nearby

Special Weather Statements in North Carolina, 2011 Every special weather statement in 2011

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.