Alert archive / North Carolina / Flash Flood Warnings in 2002

Flash Flood Warning 6, NWS Newport/Morehead City, NC

September 1, 2002Carteret County, North Carolina

NWS Newport/Morehead City, NC issued this flash flood warning at Sep 1, 2002, 2:14 PM EDT for Carteret County, North Carolina. It was in force for 2 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 1, 2002, 2:14 PM EDT (18:14 UTC)
Expired
Sep 1, 2002, 4:15 PM EDT
In force
2 hr
Issued by
NWS Newport/Morehead City, NC
Area
Whole counties

County Carteret County, NC

The radar

The Morehead City radar (KMHX), 33 km from the middle of the area, began a volume at 18:13 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, 6.2 hours before the alert went out and 33 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 2002-09-01Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1923 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Newport, NC at 12:00Z on 2002-09-01The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 78 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
1923 J/kg
Mixed-layer CIN
-8 J/kg
Mixed-layer LCL
599 m above ground
0-6 km bulk shear
19 kt
0-1 km storm-relative helicity
78 m²/s²
0-3 km storm-relative helicity
92 m²/s²
Significant tornado parameter
0.5
Supercell composite
3.5

Open this sounding in Storm Lab

The text

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

000 
WGUS52 KMHX 011814
FFWMHX
NCC031-012015-

BULLETIN - EAS ACTIVATION REQUIRED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE NEWPORT-MOREHEAD CITY NC
213 PM EDT SUN SEP 1 2002

THE NATIONAL WEATHER SERVICE IN NEWPORT HAS ISSUED A

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

* UNTIL 415 PM EDT

* AT 213 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED
  SHOWERS AND THUNDERSTORMS PRODUCING TORRENTIAL FLOODING DOWNPOURS
  OVER BOGUE...OR ABOUT 7 MILES NORTH OF EMERALD ISLE...MOVING       
  NORTHEAST AT 10 MPH. ADDITIONAL RAINFALL OF 2 TO 3 INCHES WILL 
  PRODUCE FLOODING OF LOW LYING AND POOR DRAINAGE AREAS.

* FLOODING CAN BE EXPECTED IN AND AROUND...
   NEWPORT.
   HARLOWE.
   SOUTH RIVER.
   CAPE CARTERET

DO NOT DRIVE YOUR VEHICLE INTO AREAS WHERE THE WATER COVERS THE
ROADWAY. THE WATER DEPTH MAY BE TOO GREAT TO ALLOW YOUR CAR TO CROSS
SAFELY. VEHICLES CAUGHT IN RISING WATER SHOULD BE ABANDONED QUICKLY.
MOVE TO HIGHER GROUND.

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

$$

5
1 follow-up statement
000 
WGUS72 KMHX 011852
FFSMHX
NCC031-012015-

FLASH FLOOD STATEMENT...TO CONTINUE WARNING
NATIONAL WEATHER SERVICE NEWPORT-MOREHEAD CITY NC
252 PM EDT SUN SEP 1 2002

...THE FLASH FLOOD WARNING FOR WESTERN CARTERET COUNTY REMAINS IN 
EFFECT UNTIL 415 PM EDT...

AT 251 PM EDT...SHOWERS AND THUNDERSTORMS PRODUCING TORRENTIAL
FLOODING DOWNPOURS CONTINUED 6 MILES WEST OF NEWPORT...OR ABOUT 7 
MILES SOUTH OF HAVELOCK...MOVING NORTHEAST AT 10 MPH. THE SHOWERS 
AND THUNDERSTORMS WERE BEGINNING TO WEAKEN...HOWEVER ADDITIONAL 
RAINFALL AMOUNTS OF 1/2 TO 1 INCH WILL BE POSSIBLE. DOPPLER RADAR 
ESTIMATED 2 TO 3 INCHES HAS OCCURRED OVER PARTS OF WESTERN CARTERET 
COUNTY. FLOODING WAS REPORTED NORTHWEST OF NEWPORT ALONG LAKE ROAD. 

FLOODING CAN BE EXPECTED...
   FROM CAPE CARTERET TO JUST NORTHWEST OF NEWPORT.

DO NOT DRIVE YOUR VEHICLE INTO AREAS WHERE THE WATER COVERS THE
ROADWAY. THE WATER DEPTH MAY BE TOO GREAT TO ALLOW YOUR CAR TO CROSS
SAFELY. VEHICLES CAUGHT IN RISING WATER SHOULD BE ABANDONED QUICKLY.
MOVE TO HIGHER GROUND.

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

$$

5

The office that day

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

IssuedProductOfficeCountiesLasted
Sep 1, 10:21 AM EDTSpecial Marine WarningMHX39 min

Nearby

Flash Flood Warnings in North Carolina, 2002Every flash flood warning in 2002

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.