Alert archive / North Carolina / Flash Flood Warnings in 1998

Flash Flood Warning 31, NWS Wilmington, NC

August 27, 1998Brunswick County, New Hanover County, Pender County, North Carolina

NWS Wilmington, NC issued this flash flood warning at Aug 27, 1998, 12:22 AM EDT for Brunswick County, New Hanover County, Pender County, North Carolina. It was in force for 6 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
Aug 27, 1998, 12:22 AM EDT (04:22 UTC)
Expired
Aug 27, 1998, 6:20 AM EDT
In force
6 hr
Issued by
NWS Wilmington, NC
Area
Whole counties

Counties Brunswick County, NC, New Hanover County, NC, Pender County, NC

The nearest sounding before it

Newport, NC (KMHX), launched 00:00Z, 4.4 hours before the alert went out and 118 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 00:00Z on 1998-08-27Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 280 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 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 00:00Z on 1998-08-27The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -18 square meters per square second.1939587897Sfc1 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
280 J/kg
Mixed-layer CIN
-6 J/kg
Mixed-layer LCL
699 m above ground
0-6 km bulk shear
13 kt
0-1 km storm-relative helicity
-18 m²/s²
0-3 km storm-relative helicity
-1 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 KMHX 270421
FFWILM
NCC019-129-141-271020-

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE WILMINGTON NC
ISSUED BY NATIONAL WEATHER SERVICE NEWPORT/MOREHEAD CITY NC
1222 AM EDT THU AUG 27 1998

THE NATIONAL WEATHER SERVICE IN NEWPORT HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  NEW HANOVER
  PENDER
  BRUNSWICK

* UNTIL 620 AM EDT

* RAINBANDS ASSOCIATED WITH HURRICANE BONNIE WILL CONTINUE TO
  PRODUCE TORRENTIAL DOWNPOURS ACROSS SOUTHEAST NORTH CAROLINA
  OVERNIGHT. ADDITIONAL RAINFALL AMOUNTS THROUGH 630 AM OF 2 TO 4
  INCHES ON TOP OF THE HEAVY AMOUNTS THAT FELL EARLIER WILL AGGREVATE
  FLOODING ACROSS THE REGION.

IF YOU ARE IN THESE AREAS... MOVE TO HIGHER GROUND. DrO NOT DRIVE
THROUGH WATER COVERING THE ROAD.

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 Wilmington, NC wrote its last area forecast discussion before this flash flood warning went out at Aug 26, 9:10 PM EDT, 3 hours 12 minutes earlier.

Area forecast discussion, Aug 26, 9:10 PM EDT, 3 hours 12 minutes before
AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE NEWPORT/MOREHEAD CITY NC
910 PM EDT WED AUG 26 1998

RDU: NO CHANGES.

CWF: WILL MAKE A FEW TWEAKS OTHERWISE NO SIGNIFICANT CHANGES.

DISC: BONNIE STILL PLAYING BY HER OWN RULES WITH CENTER JUST NNE OF
ILM AND TAKING A SLOW NNE JAUNT UP THE COAST ACCORDING MHX 88-D.
ALTHOUGH LAND STATIONS HAVE NOT BEEN REPORTING PARTICULARY STRONG
WINDS FOR A CAT 3 STORM...RECON STILL GETTING 90+ KT READINGS AT
FLIGHT LEVEL WITH STEADY CENTRAL PRES.  IN ADDITION OBS FROM FPSN
HAVE BEEN INCREASING WITH S WINDS AT 70 KTS AT 00Z.  SAT/RADAR
TRENDS INDICATE AN ACTIVE CENTER OF CIRCULATION WHICH HAS BEEN
EXPANDING AND CONTRACTING THE PAST 6 HRS.  COLDER CLOUD TOPS HAVE
WARMED AS STORM INGESTED DRY AIR AS SEEN IN WATER VAPOR PIX. APPEARS
UPPER TROF HAS PASSED BONNIE AND SHE WILL LIKELY WOBBLE AROUND THE
COAST FOR THE NEXT 12 HRS OR SO.  SLOW MOVEMENT OF STORM WHICH WAS
CONFIRMED BY 18Z GFDL WOULD SUPPORT THREAT FOR A MAJOR FLOOD EVENT
ACROSS ESTRN NC INTO THU EVENING.  PRECIPITAL H2O ON 00Z MHX SOUNDING
WAS AN UNBELIEVABLE 2.6 INCHES SO SOME HEFTY TOTALS WELL IN EXCESS
OF 10" POSSIBLE BEFORE ALL IS SAID AND DONE ESPECIALLY CONSIDERING
NCA HAS HAD 7 INfCHES ALREADY TODAY!  EXCELLENT STAEMENT FROM RDU
HIGLIGHTING THIS THREAT WAS ISSUED EARLIER THIS EVENING.

.MHX...HURRICANE WARNING COAST AND SOUNDS.
       FF WATCH
       INLAND HIGH WIND WARNING COASTAL PLAINS.

ELARDO

The office that day

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

IssuedProductOfficeCountiesLasted
Aug 26, 9:08 PM EDTFlash Flood WarningILMBladen, Brunswick, Columbus, New Hanover, Pender4 hr

Nearby

Flash Flood Warnings in North Carolina, 1998Every flash flood warning in 1998

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.