Alert archive / North Carolina / Flash Flood Warnings in 1998

Flash Flood Warning 6, NWS Raleigh, NC

February 17, 1998Stanly County, North Carolina

NWS Raleigh, NC issued this flash flood warning at Feb 17, 1998, 6:12 AM EST for Stanly 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
Feb 17, 1998, 6:12 AM EST (11:12 UTC)
Expired
Feb 17, 1998, 8:15 AM EST
In force
2 hr
Issued by
NWS Raleigh, NC
Area
Whole counties

County Stanly County, NC

The nearest sounding before it

Greensboro/Hi Pt, NC (KGSO), launched 00:00Z, 11.2 hours before the alert went out and 91 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, Greensboro/Hi Pt, NC at 00:00Z on 1998-02-17Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 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, Greensboro/Hi Pt, NC at 00:00Z on 1998-02-17The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 95 square meters per square second.1939587897117Sfc1 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
504 m above ground
0-6 km bulk shear
56 kt
0-1 km storm-relative helicity
95 m²/s²
0-3 km storm-relative helicity
262 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 KRDU 171113
FFWRDU
NCC167-171315-

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE RALEIGH NC
612 AM EST TUE FEB 17 1998

THE NATIONAL WEATHER SERVICE IN RALEIGH HAS ISSUED A

* FLASH FLOOD WARNING FOR
  STANLY COUNTY

* UNTIL 815 AM EST

* SOME AREAS THAT MAY BE AFFECTED ARE:

  HIGHWAY 24 AND 27 IN SOUTHWEST STANLY COUNTY
  HIGHWAY 52 NEAR NORWOOD

* STANLY COUNTY OFFICIALS REPORT SEVERAL SWOLLEN CREEKS ACROSS THE
  COUNTY WITH WATER COMING ONTO THE ROADS NEAR THE CREEKS.

RESIDENTS SHOULD MOVE TO SAFE SHELTER IMMEDIATELY IF FLOODING IS
OBSERVED. MOTORISTS SHOULD NEVER DRIVE THROUGH WATER-COVERED ROADS.

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.

In the hours before

Special weather statement, Feb 17, 1:30 AM EST, 4 hours 42 minutes before
NCZ0007>011-024>028-040>043-075>078-084>086-088-089-171100-

SPECIAL WEATHER STATEMENT...CORRECTED UGC CODING
NATIONAL WEATHER SERVICE RALEIGH NC
130 AM EST TUE FEB 17 1998

...STRONG WINDS WILL PREVAIL OVER THE AREA...

WINDS 25 TO 40 MILES AN HOUR WITH HIGHER GUSTS WILL CONTINUE OVER THE
AREA THROUGH THE EARLY MORNING HOURS.

THE GUSTY WINDS ARE THE RESULT OF A COMBINATION OF LOW PRESSURE OVER
THE SOUTH-CENTRAL U.S. AND HIGH PRESSURE OVER THE NORTH ATLANTIC.

RHJ
Special weather statement, Feb 17, 1:30 AM EST, 4 hours 42 minutes before
NCZ0007>011-024>028-040>043-075>078-084>086-088-089-171100-

SPECIAL WEATHER STATEMENT...CORRECTED UGC CODING
NATIONAL WEATHER SERVICE RALEIGH NC
130 AM EST TUE FEB 17 1998

...STRONG WINDS WILL PREVAIL OVER THE AREA...

WINDS 25 TO 40 MILES AN HOUR WITH HIGHER GUSTS WILL CONTINUE OVER THE
AREA THROUGH THE EARLY MORNING HOURS.

THE GUSTY WINDS ARE THE RESULT OF A COMBINATION OF LOW PRESSURE OVER
THE SOUTH-CENTRAL U.S. AND HIGH PRESSURE OVER THE NORTH ATLANTIC.

RHJ

The office that day

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

IssuedProductOfficeCountiesLasted
Feb 17, 6:25 AM ESTFlash Flood WarningRAHMontgomery, Randolph90 min
Feb 17, 6:38 AM ESTFlash Flood WarningRAHMoore2 hr
Feb 17, 7:17 AM ESTSevere Thunderstorm WarningRAHWake48 min

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.