Alert archive / North Carolina / Severe Thunderstorm Warnings in 1989
Severe Thunderstorm Warning 49, NWS Raleigh, NC
NWS Raleigh, NC issued this severe thunderstorm warning at Apr 30, 1989, 12:16 AM EDT for Johnston County, North Carolina. It was in force for 44 min.
The area
The counties it named.
The facts
- Issued
- Apr 30, 1989, 12:16 AM EDT (04:16 UTC)
- Expired
- Apr 30, 1989, 1:00 AM EDT
- In force
- 44 min
- Issued by
- NWS Raleigh, NC
- Area
- Whole counties
County Johnston County, NC
The radar
The WSR-88D network and its archive begin in 1991, so there is no radar volume for this alert.
The nearest sounding before it
Greensboro/Hi Pt, NC (KGSO), launched 00:00Z, 4.3 hours before the alert went out and 152 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.
- Mixed-layer CAPE
- 496 J/kg
- Mixed-layer CIN
- -7 J/kg
- Mixed-layer LCL
- 766 m above ground
- 0-6 km bulk shear
- 39 kt
- 0-1 km storm-relative helicity
- 192 m²/s²
- 0-3 km storm-relative helicity
- 365 m²/s²
- Significant tornado parameter
- 0.5
- Supercell composite
- 4.2
The text
As transmitted, in the capitals the NWS used until 2016.
000
TTAA00 KRDU 300418
SVRRDU
NCC101-300500-
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE RALEIGH NC
1216 AM EDT SUN APR 30 1989
THE NATIONAL WEATHER SERVICE IN RALEIGH HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 100 AM EDT
FOR PEOPLE IN THE FOLLOWING COUNTY...
IN EAST CENTRAL NORTH CAROLINA
...SOUTHERN AND CENTRAL JOHNSTON
AT 1215AM A SEVERE THUNDERSTORM WAS SHOWN BY RADAR IN SOUTHWEST
JOHNSTON COUNTY. THIS STORM WAS MOVING EASTNORTHEAST 25 MPH AND WILL
PASS OVER OR NEAR SMITHFIELD AND PRINCETON.
PEOPLE IN THE PATH OF THIS STORM SHOULD BE ALERT FOR LARGE HAIL AND
DAMAGING WINDS. FREQUENT LIGHTNING AND LOCALLY HEAVY RAIN CAN OCCcUR
WITH ANY THUNDERSTORM.
LBCWhat forecasters said that day
The local office's own words before this severe thunderstorm 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, Apr 29, 6:55 PM EDT, 5 hours 21 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE GREENSBORO NC 655 PM EDT SAT APR 29 1989 ...STRONG THUNDERSTORMS OVER WESTERN PART OF THE NORTHWEST PIEDMONT... AT 650 PM A BAND OF THUNDERSTORMS EXTENDED FROM SOUTHERN SURRY COUNTY TO CENTRAL IREDELL COUNTY. A FEW OF THESE STORM CONTAIN VERY HEAVY DOWNPOURS AND STRONG GUSTY WINDS. THE HEAVIEST STORMS WERE IN EASTERN YADKIN AND CENTRAL IREDELL COUNTY JUST SOUTHWEST OF STATESVILLE. MOVEMENT WAS TO THE NORTHEAST AT 25 MILES PER HOUR. PERSONS IN THE PATH OF THE STORMS SHOULD KEEP WATCH AND SEEK SHELTER IF THE STORM APPROACHES YOUR AREA. GR
Local storm report, Apr 29, 7:14 PM EDT, 5 hours 2 minutes before
STORM REPORT
NATIONAL WEATHER SERVICE RALEIGH/DURHAM, NC
714 PM EDT SAT APR 29 1989
TIME EVENT
426 PM EDT HAM OPERATOR REPORTED MARBLE SIZE HAIL AT HILLSBOROUGH.
450 PM EDT SOUTH OF GARNER(WILLIAMS CROSSROADS) STRONG WINDS
ESTIMATED 50-60 MPH. UTILITY BUILDING BLOWN AWAY.
500 PM EDT MOTH BALL SIZE HAIL IN SCOTLAND NECK...EASTERN
HALIFAX COUNTY. REPORTED BY COUNTY SHERIFF'S
DEPARTMENT.
504 PM EDT 11/2 INCH HAIL AT KINSTON AT FORESTRY SERVICE STATION.
624 PM EDT TORNADO REPORTED AT HAM'S CROSSROADS IN PITT COUNTY...
THREE BUILDINGS DESTROYED...PACK HOUSE DESTROYED AND
HOG FARM...NO INJURIES...TREES UPROOTED
650 PM EDT GOLF BALL SIZE HAIL IN AYDEN IN PITT COUNTY.
RASpecial weather statement, Apr 29, 11:26 PM EDT, 50 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE RALEIGH/DURHAM, NC 1125 PM EDT SAT APR 29 1989 AT 1120 PM EDT WEATHER SERVICE RADAR SHOWED SCATTERED SHOWERS ALONG WITH SOME HEAVY THUNDERSTORMS ACROSS THE NORTHEAST PIEDMONT OF NORTH CAROLINA. THE HEAVIEST STORMS WERE ACROSS EASTERN DURHAM.. NORTHERN WAKE AND SOUTHERN GRANVILLE COUNTIES. THESE STORMS ARE MOVING TO THE EAST NORTHEAST ABOUT 25 MILES AN HOUR. THE PATH OF THESE STORMS WILL TAKE THEM INTO FRANKLIN COUNTY WITHIN THE HOUR. THESE STORMS ARE CAPABLE OF PRODUCING STRONG GUSTY WINDS..DANGEROUS LIGHTNING..HEAVY DOWNPOURS AND SOME SMALL HAIL. ALSO THERE MAY BE PONDING OF WATER ON ROADS ESPECIALLY IN LOW LYING AND POOR DRAINAGE AREAS.6 THERE HAS BEEN NUMEROUS REPORTS OF PEA SIZE HAIL ACROSS NORTHERN WAKE COUNTY. LISTEN TO LOCAL RADIO..TV..OR WEATH ER RADIO FOR LATER STATEMENTS OR POSSIBLE WARNINGS. RA
Special weather statement, Apr 30, 12:11 AM EDT, 5 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE RALEIGH/DURHAM, NC 1210 AM EDT SUN APR 30 1989 AT MIDNIGHT...WEATHER RADAR SHOWED SEVERAL AREAS OF SHOWERS AND THUNDERSTORMS OVER CENTRAL EASTERN NORTH CAROLINA. THE HEAVIEST STORM APPEARED NEAR THE FRANKLIN...NASH...WAKE COUNTY LINES HEADING EAST INTO NASH COUNTY AT 30 MILES AN HOUR. OTHER THUNDERSTORMS HAVE BEEN DETECTED OVER SOUTHERN JOHNSTON...EASTERN HARNETT...AND NEAR THE SCOTLAND...RICHMOND COUNTY LINE. THESE STORMS ARE TRACKING EAST NORTHEAST AT 25 TO 30 MPH. THE THUNDERSTORMS ARE CAPABLE OF PRODUCING SMALL HAIL AND SUDDEN GUSTY WIND...IN ADDITION TO FREQUENT SHARP LIGHTNING AND HEAVY RAIN. THE OCCURRENCE OF THUNDERSTORMS OVER AREAS HAVING ALREADY BEEN HIT BY HEAVY RAIN FROM PREVIOUS STORMS THIS PAST EVENING MAY CAUSE PROBLEMS WITH FLOODING IN LOW LYING AND POOR DRAINAGE AREAS. LISTEN TO LOCAL RADIO..TV..OR WEATHER RADIO FOR LATER STATEMENTS OR POSSIBLE WARNINGS. ^RFG
The office that day
Everything else NWS Raleigh, NC issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 29, 8:07 PM EDT | Flash Flood Warning | RAH | Greene, Pitt | 68 min |
| Apr 29, 10:39 PM EDT | Severe Thunderstorm Warning | RAH | Durham, Wake | 36 min |
Nearby
Severe Thunderstorm Warnings in North Carolina, 1989Every severe thunderstorm warning in 1989
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.