Alert archive / North Carolina / Flash Flood Warnings in 1999

Flash Flood Warning 13, NWS Newport/Morehead City, NC

September 27, 1999Pitt County, North Carolina

NWS Newport/Morehead City, NC issued this flash flood warning at Sep 27, 1999, 5:00 PM EDT for Pitt County, North Carolina. It was in force for 3 hr. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued
Sep 27, 1999, 5:00 PM EDT (21:00 UTC)
Expired
Sep 27, 1999, 8:00 PM EDT
In force
3 hr
Issued by
NWS Newport/Morehead City, NC
Area
Whole counties

County Pitt County, NC

The radar

The Raleigh/Durham radar (KRAX), 101 km from the middle of the area, began a volume at 21:03 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, 9.0 hours before the alert went out and 101 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 1999-09-27Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 448 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 1999-09-27The 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
448 J/kg
Mixed-layer CIN
-10 J/kg
Mixed-layer LCL
723 m above ground
0-6 km bulk shear
16 kt
0-1 km storm-relative helicity
41 m²/s²
0-3 km storm-relative helicity
61 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KHAT 272124
FFWMHX
NCC147-280000-

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE NEWPORT-MOREHEAD CITY NC
500 PM EDT MON SEP 27 1999

THE NATIONAL WEATHER SERVICE IN NEWPORT HAS ISSUED A

* FLASH FLOOD WARNING IN EASTERN NORTH CAROLINA FOR...
  PITT COUNTY

* UNTIL 800 PM EDT

* AT 458 PM EDT...WEATHER SERVICE DOPPLER RADAR INDICATED VERY       
  HEAVY RAINS OCCURING OVER EASTERN PITT COUNTY.

* HEAVY RAINFALL WILL LIKELY CONTINUE ACROSS PITT COUNTY THROUGH     
  EARLY EVENING. 

EXCESSIVE RUNOFF WILL CAUSE FLASH FLOODING OF SMALL CREEKS AND 
STREAMS...HIGHWAYS...UNDERPASSES...AND COUNTRY ROADS. FARMLAND ALONG 
THE BANKS OF CREEKS AND STREAMS...AND OTHER LOW LYING AREAS ARE ALSO 
SUBJECT TO FLASH FLOODING.

MOST DEATHS IN FLASH FLOODING OCCUR IN AUTOMOBILES. DO NOT ATTEMPT TO
CROSS BRIDGES...DIPS...OR LOW SPOTS IF WATER COVERS THE ROADWAY.
NEVER TRY TO CROSS A FLOWING STREAM...EVEN A SMALL ONE...ON FOOT.

PLEASE REPORT FLOODING TO THE NEAREST LAW ENFORCEMENT AGENCY FOR
RELAY TO THE NATIONAL WEATHER SERVICE.

What forecasters said that day

The local office's own words before this flash flood 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 flash flood warning went out at Sep 27, 3:31 PM EDT, 1 hour 29 minutes earlier.

Area forecast discussion, Sep 27, 3:31 PM EDT, 1 hour 29 minutes before
AREA FORECAST DISCUSSION...UPDATED.
NATIONAL WEATHER SERVICE NEWPORT/MOREHEAD CITY NC
331 PM EDT MON SEP 27 1999

...UPDATED...WL ISSUE A FLASH FLOOD WATCH FOR INLAND COUNTIES. HEAVY
RAIN LAST COUPLE HOURS PLUS POTENTIAL FOR ADDITIONAL HEAVY RAIN
OVERNIGHT MAY LEAD TO FLOODING OF SMALL STREAMS AND CREEKS OVER
INLAND LOCATIONS...

DEEP MOISTURE WL CONT OVER ERN NC THROUGH WED. MAIN PROBLEM IS TRYING
TO PINPOINT WHERE AND WHEN BEST LIFT WL OCCUR. CURRENTLY SRT WV IS
CROSSING RGN WITH GOOD CVRG OF SHRA...ESPCLY NRN HALF. SHLD SEE A BIT
OF A LULL AS THIS SRT WV MVS N THIS EVENING. MDLS SHOW ANOTHER WEAK
SRT WV APPROACHING LTR TNGHT. RGNL RDR LOOPS SHOW LOTS OF SHRA WITH
THIS FEATURE TO S AND WOULD EXPECT THIS TO SPREAD N OVERNIGHT. BEST
UVM...MOISTURE TRANSPORT...AND THETA-E AIR IS PROGGED ACRSS THE I-95
CORRIDOR W. PLAN ON GOING WITH LIKELY POPS CSTL PLAIN TO CHCY CST.
MILD WITH LOWS CPL DGRS EITHER SIDE OF 70 MST SPOTS. LOOKS LIKE BEST
FORCING WL REMAIN TO W TUE/TUE NIGHT AS UPR RDG MVS W. RGN WL REMAIN
IN WEAKLY DIFL FLOW AND WITH MOISTURE REMAINING HIGH WL CONT GOOD CHC
TO CHC POPS...AGAIN HIGHEST INLAND. ON WED STRG UPR TRF AND FRNT WL
BE APPROACHING FROM W. UVM WL BE INCREASING LATE AS THE SRT WV
APPROACHES. MAY BUMP UP POPS LTR WED AND INDICATE BETTER THUNDER
POTENTIAL. ALL IN ALL LOOKS LIKE A RATHER CLOUDY...MILD PD WITH BEST
RAIN POTENTIAL INLAND.

CWF...GENERAL E TO SE FLOW TO CONT INTO TUE NIGHT WITH SPEEDS IN 15
KT RANGE. LATER WED GRDNT WL BEGIN TO TIGHTEN AS FRNT GETS CLSR...
EXPECT WINDS TO INCREASE AND BECOME S/SW. SCA CONDITIONS POSS IN
EXTENDED PORTION AS FRNT CROSSES.

.MHX...FLASH FLOOD WATCH UNTIL 4 AM FOR CRAVEN...JONES...BEAUFORT...
       DUPLIN...LENOIR...PITT...GREENE AND MARTIN COUNTIES.

FREDERICK

The office that day

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

IssuedProductOfficeCountiesLasted
Sep 27, 2:36 PM EDTFlash Flood WarningMHXPitt114 min

Nearby

Flash Flood Warnings in North Carolina, 1999Every flash flood warning in 1999

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.