Alert archive / North Carolina / Severe Thunderstorm Warnings in 2015

Severe Thunderstorm Warning 38, NWS Newport/Morehead City, NC

July 11, 2015Dare County, North Carolina

NWS Newport/Morehead City, NC issued this severe thunderstorm warning at Jul 11, 2015, 5:11 PM EDT for Dare County, North Carolina. It was in force for 19 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 11, 2015, 5:11 PM EDT (21:11 UTC)
Expired
Jul 11, 2015, 5:30 PM EDT
In force
19 min
Issued by
NWS Newport/Morehead City, NC
Area
Storm-based polygon

County Dare County, NC

The radar

The Morehead City radar (KMHX), 150 km from the middle of the area, began a volume at 21:15 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.

IssuedProductOfficeLasted
Jul 11, 1:09 PM EDTSevere Thunderstorm WatchSPC6 hr

The nearest sounding before it

Newport, NC (KMHX), launched 12:00Z, 9.2 hours before the alert went out and 150 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 2015-07-11Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1178 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 2015-07-11The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 41 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
1178 J/kg
Mixed-layer CIN
-103 J/kg
Mixed-layer LCL
1447 m above ground
0-6 km bulk shear
12 kt
0-1 km storm-relative helicity
41 m²/s²
0-3 km storm-relative helicity
78 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 Newport/Morehead City, NC wrote its last area forecast discussion before this severe thunderstorm warning went out at Jul 11, 3:44 PM EDT, 1 hour 27 minutes earlier.

Area forecast discussion, Jul 11, 3:44 PM EDT, 1 hour 27 minutes before
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Hazardous weather outlook, Jul 11, 12:38 PM EDT, 4 hours 33 minutes before
HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE NEWPORT/MOREHEAD CITY NC
1238 PM EDT SAT JUL 11 2015

NCZ029-044>047-079>081-090>095-098-121645-
MARTIN-PITT-WASHINGTON-TYRRELL-MAINLAND DARE-GREENE-BEAUFORT-
MAINLAND HYDE-DUPLIN-LENOIR-JONES-CRAVEN-PAMLICO-CARTERET-ONSLOW-
1238 PM EDT SAT JUL 11 2015

THIS HAZARDOUS WEATHER OUTLOOK IS FOR EASTERN NORTH CAROLINA.

.DAY ONE...THIS AFTERNOON AND TONIGHT.

SCATTERED STRONG TO SEVERE THUNDERSTORMS ARE POSSIBLE ACROSS
EASTERN NORTH CAROLINA THIS AFTERNOON AND EVENING DUE TO A WEAK
AREA OF LOW PRESSURE AND ITS ASSOCIATED COLD FRONT MOVING
SOUTHEAST ACROSS THE AREA. SHOULD STORMS BECOME SEVERE, THE MAIN
HAZARD WILL BE DAMAGING WIND GUSTS AND TORRENTIAL DOWNPOURS.
ISOLATED TORNADOES ARE ALSO POSSIBLE.

.DAYS TWO THROUGH SEVEN...SUNDAY THROUGH FRIDAY.

NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION MAY BE NEEDED LATER TODAY.

NCZ103-104-121645-
OUTER BANKS DARE-OUTER BANKS HYDE-
1238 PM EDT SAT JUL 11 2015

THIS HAZARDOUS WEATHER OUTLOOK IS FOR EASTERN NORTH CAROLINA.

.DAY ONE...THIS AFTERNOON AND TONIGHT.

SCATTERED STRONG TO SEVERE THUNDERSTORMS ARE POSSIBLE ACROSS
EASTERN NORTH CAROLINA THIS AFTERNOON AND EVENING DUE TO A WEAK
AREA OF LOW PRESSURE AND ITS ASSOCIATED COLD FRONT MOVING
SOUTHEAST ACROSS THE AREA. SHOULD STORMS BECOME SEVERE, THE MAIN
HAZARD WILL BE DAMAGING WIND GUSTS AND TORRENTIAL DOWNPOURS.
ISOLATED TORNADOES ARE ALSO POSSIBLE.

.DAYS TWO THROUGH SEVEN...SUNDAY THROUGH FRIDAY.

NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION MAY BE NEEDED LATER TODAY.

In the hours before

Special weather statement, Jul 11, 3:52 PM EDT, 1 hour 19 minutes before
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Special weather statement, Jul 11, 3:59 PM EDT, 1 hour 12 minutes before
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Special weather statement, Jul 11, 4:29 PM EDT, 42 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE NEWPORT/MOREHEAD CITY NC
429 PM EDT SAT JUL 11 2015

NCZ047-081-112115-
MAINLAND HYDE-WESTERN DARE-
429 PM EDT SAT JUL 11 2015

...A STRONG THUNDERSTORM WILL AFFECT SOUTHEASTERN MAINLAND DARE AND
EASTERN MAINLAND HYDE COUNTIES...

AT 429 PM EDT...A STRONG THUNDERSTORM WAS 15 MILES SOUTHWEST OF
WANCHESE...OR 38 MILES SOUTH OF GRANDY...MOVING EAST AT 15 TO 20 MPH.

WIND GUSTS UP TO 50 MPH AND DIME SIZE HAIL ARE POSSIBLE WITH THIS
STORM.

THIS STORM WILL REMAIN OVER MAINLY RURAL AREAS OF EASTERN MAINLAND
HYDE AND SOUTHEASTERN WESTERN DARE COUNTIES.

FREQUENT CLOUD TO GROUND LIGHTNING IS OCCURRING WITH THIS STORM.
LIGHTNING CAN STRIKE 15 MILES AWAY FROM A THUNDERSTORM. SEEK A SAFE
SHELTER INSIDE A BUILDING OR VEHICLE.

THIS STORM MAY INTENSIFY...SO BE CERTAIN TO MONITOR LOCAL RADIO AND
TV STATIONS...AS WELL AS LOCAL CABLE TV OUTLETS...FOR ADDITIONAL
INFORMATION AND POSSIBLE WARNINGS FROM THE NATIONAL WEATHER SERVICE.

LAT...LON 3568 7574 3570 7574 3571 7577 3569 7578
      3563 7573 3560 7578 3559 7578 3558 7577
      3558 7583 3559 7582 3558 7585 3564 7589
      3559 7589 3560 7594 3578 7592 3580 7573
      3577 7574 3569 7572
TIME...MOT...LOC 2029Z 274DEG 17KT 3569 7584

05
Special weather statement, Jul 11, 4:40 PM EDT, 31 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE NEWPORT/MOREHEAD CITY NC
440 PM EDT SAT JUL 11 2015

NCZ029-044>046-080-081-112145-
MAINLAND HYDE-TYRRELL-PITT-WASHINGTON-BEAUFORT-MARTIN-
440 PM EDT SAT JUL 11 2015

...A LINE OF STRONG THUNDERSTORMS WILL AFFECT WASHINGTON...
NORTHWESTERN MAINLAND HYDE...SOUTHEASTERN MARTIN...NORTHERN
BEAUFORT...NORTHWESTERN TYRRELL AND EAST CENTRAL PITT COUNTIES...

AT 439 PM EDT...A LINE OF STRONG THUNDERSTORMS WAS ALONG A LINE
EXTENDING FROM NEAR WINDSOR TO 6 MILES SOUTHEAST OF WILLIAMSTON TO 9
MILES EAST OF EAST CAROLINA UNIVERSITY...AND MOVING EAST AT 30 MPH.

WINDS IN EXCESS OF 40 MPH ARE POSSIBLE WITH THESE STORMS.

LOCATIONS IMPACTED INCLUDE...
GREENVILLE...WASHINGTON...WILLIAMSTON...PLYMOUTH...ROPER...JAMESVILLE
AND CRESWELL.

FREQUENT CLOUD TO GROUND LIGHTNING IS OCCURRING WITH THIS STORM.
LIGHTNING CAN STRIKE 15 MILES AWAY FROM A THUNDERSTORM. SEEK A SAFE
SHELTER INSIDE A BUILDING OR VEHICLE.

THESE STORMS MAY INTENSIFY...SO BE CERTAIN TO MONITOR LOCAL RADIO AND
TV STATIONS...AS WELL AS LOCAL CABLE TV OUTLETS...FOR ADDITIONAL
INFORMATION AND POSSIBLE WARNINGS FROM THE NATIONAL WEATHER SERVICE.

LAT...LON 3594 7637 3593 7638 3597 7628 3593 7630
      3579 7636 3559 7670 3559 7735 3575 7709
      3586 7704 3586 7702 3589 7703 3586 7701
      3590 7692 3581 7688 3589 7683 3587 7675
      3594 7669 3594 7654 3598 7640
TIME...MOT...LOC 2039Z 265DEG 31KT 3596 7692 3576 7701 3564 7720

05
Special weather statement, Jul 11, 4:50 PM EDT, 21 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE NEWPORT/MOREHEAD CITY NC
450 PM EDT SAT JUL 11 2015

NCZ103-112130-
OUTER BANKS DARE-
450 PM EDT SAT JUL 11 2015

...A STRONG THUNDERSTORM WILL AFFECT EAST CENTRAL OUTER BANKS DARE
COUNTY...

AT 449 PM EDT...A STRONG THUNDERSTORM WAS 8 MILES SOUTHWEST OF BODIE
ISLAND LIGHTHOUSE...OR 39 MILES SOUTH OF GRANDY...MOVING EAST AT 25
MPH.

WINDS IN EXCESS OF 40 MPH AND SMALL HAIL ARE POSSIBLE WITH THIS
STORM.

LOCATIONS IMPACTED INCLUDE...
BODIE ISLAND LIGHTHOUSE.

FREQUENT CLOUD TO GROUND LIGHTNING IS OCCURRING WITH THIS STORM.
LIGHTNING CAN STRIKE 15 MILES AWAY FROM A THUNDERSTORM. SEEK A SAFE
SHELTER INSIDE A BUILDING OR VEHICLE.

LAT...LON 3560 7547 3568 7549 3569 7551 3569 7550
      3573 7551 3577 7553 3576 7559 3577 7558
      3578 7554 3581 7563 3581 7561 3580 7556
      3582 7559 3580 7555 3582 7558 3583 7555
      3582 7555 3570 7549
TIME...MOT...LOC 2049Z 263DEG 22KT 3571 7562

05
Special weather statement, Jul 11, 5:00 PM EDT, 11 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE NEWPORT/MOREHEAD CITY NC
500 PM EDT SAT JUL 11 2015

NCZ080-093-112200-
CRAVEN-BEAUFORT-
500 PM EDT SAT JUL 11 2015

...AN AREA OF STRONG THUNDERSTORMS WILL AFFECT SOUTHERN BEAUFORT AND
NORTH CENTRAL CRAVEN COUNTIES...

AT 459 PM EDT...AN AREA OF STRONG THUNDERSTORMS WAS 7 MILES NORTHEAST
OF VANCEBORO...OR 11 MILES SOUTH OF RIVER ROAD...MOVING EAST AT 40
MPH.

WINDS IN EXCESS OF 40 MPH AND PEA SIZE HAIL ARE POSSIBLE WITH THIS
STORM.

LOCATIONS IMPACTED INCLUDE...
VANCEBORO...BAYVIEW FERRY TERMINAL...AURORA FERRY TERMINAL AND
AURORA.

TORRENTIAL RAINFALL IS ALSO OCCURRING WITH THIS STORM...AND MAY CAUSE
LOCALIZED FLOODING. DO NOT DRIVE YOUR VEHICLE THROUGH FLOODED
ROADWAYS.

FREQUENT CLOUD TO GROUND LIGHTNING IS OCCURRING WITH THIS STORM.
LIGHTNING CAN STRIKE 15 MILES AWAY FROM A THUNDERSTORM. SEEK A SAFE
SHELTER INSIDE A BUILDING OR VEHICLE.

A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 700 PM EDT FOR
EASTERN NORTH CAROLINA.

LAT...LON 3539 7658 3533 7664 3524 7663 3525 7724
      3547 7717 3547 7699 3543 7697 3545 7693
      3543 7690 3546 7690 3547 7693 3547 7682
      3543 7686 3540 7682 3539 7682 3538 7685
      3537 7683 3539 7678 3547 7681 3547 7660
TIME...MOT...LOC 2059Z 271DEG 33KT 3535 7704

The office that day

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

IssuedProductOfficeCountiesLasted
Jul 10, 8:11 PM EDTSpecial Weather StatementMHXHyde49 min
Jul 10, 8:19 PM EDTSpecial Marine WarningMHX41 min
Jul 11, 1:15 PM EDTSpecial Weather StatementMHXBeaufort45 min
Jul 11, 1:17 PM EDTSpecial Weather StatementMHXTyrrell43 min
Jul 11, 1:32 PM EDTSpecial Marine WarningMHX58 min
Jul 11, 1:39 PM EDTSpecial Marine WarningMHX66 min
Jul 11, 1:58 PM EDTSevere Thunderstorm WarningMHXBeaufort, Hyde, Pamlico62 min
Jul 11, 2:07 PM EDTSpecial Weather StatementMHXWashington53 min
Jul 11, 2:28 PM EDTSpecial Weather StatementMHXTyrrell62 min
Jul 11, 2:40 PM EDTSevere Thunderstorm WarningMHXTyrrell65 min
Jul 11, 3:26 PM EDTSpecial Marine WarningMHX34 min
Jul 11, 3:34 PM EDTSpecial Weather StatementMHXPamlico41 min
Jul 11, 3:47 PM EDTSpecial Weather StatementMHXDare43 min
Jul 11, 3:50 PM EDTSpecial Marine WarningMHX40 min
Jul 11, 3:52 PM EDTSpecial Weather StatementMHXDare53 min
Jul 11, 3:59 PM EDTSpecial Weather StatementMHXCarteret61 min
Jul 11, 4:14 PM EDTSpecial Marine WarningMHX46 min
Jul 11, 4:29 PM EDTSpecial Weather StatementMHXDare46 min
Jul 11, 4:36 PM EDTSpecial Marine WarningMHX54 min
Jul 11, 4:40 PM EDTSpecial Weather StatementMHXWashington65 min
Jul 11, 4:50 PM EDTSpecial Weather StatementMHXDare40 min
Jul 11, 5:00 PM EDTSpecial Weather StatementMHXBeaufort60 min
Jul 11, 5:12 PM EDTSpecial Marine WarningMHX48 min
Jul 11, 5:25 PM EDTSpecial Marine WarningMHX65 min
Jul 11, 5:38 PM EDTSpecial Weather StatementMHXDare37 min
Jul 11, 5:48 PM EDTSpecial Marine WarningMHX57 min
Jul 11, 6:11 PM EDTSpecial Marine WarningMHX64 min
Jul 11, 6:23 PM EDTSpecial Marine WarningMHX67 min
Jul 11, 6:46 PM EDTSpecial Marine WarningMHX59 min
Jul 11, 6:47 PM EDTSpecial Weather StatementMHXDare58 min
Jul 11, 7:10 PM EDTSpecial Marine WarningMHX65 min

Nearby

Severe Thunderstorm Warnings in North Carolina, 2015Every severe thunderstorm warning in 2015

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.