Alert archive / North Carolina / Flash Flood Warnings in 2003

Flash Flood Warning 7, NWS Newport/Morehead City, NC

July 2, 20034 counties in North Carolina

NWS Newport/Morehead City, NC issued this flash flood warning at Jul 2, 2003, 11:13 PM EDT for 4 counties in 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
Jul 2, 2003, 11:13 PM EDT (03:13 UTC)
Expired
Jul 3, 2003, 2:00 AM EDT
In force
3 hr
Issued by
NWS Newport/Morehead City, NC
Area
Whole counties

Counties Duplin County, NC, Greene County, NC, Lenoir County, NC, Pitt County, NC

The radar

The Raleigh/Durham radar (KRAX), 85 km from the middle of the area, began a volume at 03:15 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 nearest sounding before it

Newport, NC (KMHX), launched 00:00Z, 3.2 hours before the alert went out and 92 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 2003-07-03Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1604 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 00:00Z on 2003-07-03The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 133 square meters per square second.193958Sfc1 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
1604 J/kg
Mixed-layer CIN
-6 J/kg
Mixed-layer LCL
785 m above ground
0-6 km bulk shear
25 kt
0-1 km storm-relative helicity
133 m²/s²
0-3 km storm-relative helicity
177 m²/s²
Significant tornado parameter
0.6
Supercell composite
5.8

Open this sounding in Storm Lab

The text

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

000 
WGUS52 KMHX 030314
FFWMHX
NCC061-079-107-147-030600-

BULLETIN - EAS ACTIVATION REQUIRED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE NEWPORT/MOREHEAD CITY NC
1113 PM EDT WED JUL 2 2003

THE NATIONAL WEATHER SERVICE IN NEWPORT HAS EXTENDED A

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

* UNTIL 200 AM EDT

* AT 1110 PM EDT...MOST OF THE RAIN HAS ENDED ACROSS THE WARNED 
AREA...HOWEVER RADAR INDICATES MANY PLACES HAVE RECEIVED OVER 5 
INCHES OF RAIN. SIGNIFICANT RUNOFF WILL CONTINUE TO PRODUCE SERIOUS 
FLOODING. LOCAL LAW ENFORCEMENT REPORTED MANY ROADS FLOODED AND SOME 
WASHED OUT. HIGHWAY 70 EASTBOUND NEAR LAGRANGE IN LENOIR COUNTY WAS 
CLOSED.

* FLOODING CAN BE EXPECTED IN AND AROUND...
   WARSAW...LAGRANGE...SNOW HILL...AND GREENVILLE.

BE ESPECIALLY CAUTIOUS AT NIGHT WHEN IT IS HARDER TO RECOGNIZE THE 
DANGERS OF FLOODS AND FLASH FLOODS. NEVER DRIVE ACROSS FLOODED 
ROADS. IF FLOODING IS OBSERVED ACT QUICKLY. MOVE UP TO HIGHER GROUND 
TO ESCAPE FLOOD WATERS. DO NOT STAY IN AREAS SUBJECT TO FLOODING 
WHEN WATER BEGINS RISING.

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

$$

LAT...LON 3488 7773 3491 7795 3571 7746 3565 7720
          3534 7739 3530 7745 3526 7744 3523 7747
          3524 7752 3516 7752 3507 7761 3500 7773
          3496 7768 3488 7767

05

The office that day

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

IssuedProductOfficeCountiesLasted
Jul 2, 8:01 PM EDTSpecial Marine WarningMHX89 min
Jul 2, 8:01 PM EDTSpecial Marine WarningMHX89 min
Jul 2, 8:55 PM EDTTornado WarningMHXGreene, Lenoir, Pitt65 min
Jul 2, 9:16 PM EDTFlash Flood WarningMHXDuplin, Greene, Lenoir, Pitt119 min
Jul 2, 9:26 PM EDTSpecial Marine WarningMHX94 min
Jul 2, 11:33 PM EDTSpecial Marine WarningMHX57 min
Jul 2, 11:33 PM EDTSpecial Marine WarningMHX57 min
Jul 3, 1:41 AM EDTSpecial Marine WarningMHX64 min
Jul 3, 1:41 AM EDTSpecial Marine WarningMHX64 min
Jul 3, 1:50 AM EDTSevere Thunderstorm WarningMHXDare25 min
Jul 3, 7:18 PM EDTTornado WarningMHXDare27 min

Nearby

Flash Flood Warnings in North Carolina, 2003Every flash flood warning in 2003

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.