Alert archive / Georgia / Severe Thunderstorm Warnings in 2000

Severe Thunderstorm Warning 148, NWS Jacksonville, FL

July 7, 2000Brantley County, Pierce County, Georgia

NWS Jacksonville, FL issued this severe thunderstorm warning at Jul 7, 2000, 5:03 PM EDT for Brantley County, Pierce County, Georgia. It was in force for 27 min. 1 report came from inside the area while it was in force.

The area

The counties it named, with what was reported inside it.

The facts

Issued
Jul 7, 2000, 5:03 PM EDT (21:03 UTC)
Expired
Jul 7, 2000, 5:30 PM EDT
In force
27 min
Issued by
NWS Jacksonville, FL
Area
Whole counties

Counties Brantley County, GA, Pierce County, GA

The radar

The Jacksonville radar (KJAX), 96 km from the middle of the area, began a volume at 21:06 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.

What was reported inside it

TimeReportWhereRemark
Jul 7, 5:25 PM EDTTornado F0Blackshear, GAWeak FO. Damages a shed and chicken-house.

NCEI Storm Data entries that began inside the alert's area while it was in force. Before 2003 the local storm report archive is thin, so this is the record of what happened rather than what was phoned in.

The nearest sounding before it

Jacksonville, FL (KJAX), launched 12:00Z, 9.1 hours before the alert went out and 94 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, Jacksonville, FL at 12:00Z on 2000-07-07Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 957 joules per kilogram.LCLLFCEL10008507005003002001001 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, Jacksonville, FL at 12:00Z on 2000-07-07The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 80 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
957 J/kg
Mixed-layer CIN
-130 J/kg
Mixed-layer LCL
1372 m above ground
0-6 km bulk shear
13 kt
0-1 km storm-relative helicity
80 m²/s²
0-3 km storm-relative helicity
11 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 
WUUS52 KJAX 072104
SVRJAX
GAC025-229-072130-
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE JACKSONVILLE FL
ISSUED BY CHARLESTON SC
503 PM EDT FRI JUL 7 2000

THE NATIONAL WEATHER SERVICE IN JACKSONVILLE HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  BRANTLEY COUNTY IN SOUTHEAST GEORGIA.   
  SOUTHERN PIERCE COUNTY IN SOUTHEAST GEORGIA.

* UNTIL 530 PM EDT.

* AT 503 PM EDT...RADAR INDICATED A SEVERE THUNDERSTORM 5 MILES NORTH
  OF HOBOKEN...OR ABOUT 7 MILES SOUTHEAST OF BLACKSHEAR...MOVING
  SOUTHWEST AT 5 MPH.

* SOME LOCATIONS NEAR THE PATH OF THIS STORM INCLUDE...
  HOBOKEN.
  BLACKSHEAR.

HAIL TO ONE INCH AND 65 MPH WINDS ARE EXPECTED IN THE WARNED AREA.

$$

LAT...LON 3122 8200 3138 8211 3127 8235 3110 8218

RVT
NNNN

What 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.

NWS Jacksonville, FL wrote its last area forecast discussion before this severe thunderstorm warning went out at Jul 7, 3:10 PM EDT, 1 hour 53 minutes earlier.

Area forecast discussion, Jul 7, 3:10 PM EDT, 1 hour 53 minutes before
AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE JACKSONVILLE FL
310 PM EDT FRI JUL 7 2000

CURRENTLY...JUST A QUICK AFD TO ALERT OUR BACKUP OFFICES THAT HP
WILL BE WORKING ON OUR AWIPS TODAY. HOPEFULLY THE OPERATION WILL NOT
TAKE TO LONG...HOWEVER WILL CALL EACH OFFICE AND KEEP THEM UPDATED
ON THE SITUATION. WILL UPDATE AND SEND OUT ALL LONG FUSED PRODUCTS
THAT NEED TO BE SENT OUT BEFORE TURNING THE SYSTEM OVER TO HP.

PRELIM
AMG v69/91/68/90 0200
SSI 75/88/72/87 2200
JAX 74/90/72/91 2210
GNV 70/94/69/92 3122 33

.JAX...
.GA...NONE
.FL...NONE

SCOTT

In the hours before

Special weather statement, Jul 7, 11:40 AM EDT, 5 hours 23 minutes before
FLZ020>025-030>033-035>038-040-GAZ132>136-149>154-162>166-072000-

NORTHEAST FLORIDA/SOUTHEAST GEORGIA HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE JACKSONVILLE FL
ISSUED BY NATIONAL WEATHER SERVICE TALLAHASSEE FL
1140 AM EDT FRI JUL 7 2000

...SCATTERED THUNDERSTORMS EXPECTED THIS AFTERNOON...
...HOT TEMPERATURES AGAIN THIS AFTERNOON...

A WEAK SURFACE BACK DOOR FRONT WILL BE MOVING SOUTH ACROSS NORTHEAST
FLORIDA AND SOUTHEAST GEORGIA THIS AFTERNOON AND EVENING. CONVERGENCE
ALONG THE FRONT...A MOIST AND INCREASINGLY UNSTABLE AIRMASS...AND HOT
AFTERNOON TEMPERATURES WILL TRIGGER SCATTERED AFTERNOON AND EARLY
EVENING THUNDERSTORMS. A FEW OF THE THUNDERSTORMS MAY BECOME SEVERE
AND PRODUCE VERY HEAVY RAINFALL...DEADLY LIGHTNING...LARGE HAIL...AND
DAMAGING WIND GUSTS. SKYWARN SPOTTERS SHOULD REMAIN ALERT FOR
POSSIBLE ACTIVATION THIS AFTERNOON THROUGH EARLY EVENING.

ALSO...AFTERNOON HIGH TEMPERATURES WILL REACH THE UPPER 90S ACROSS
MUCH OF NORTH FLORIDA...WITH 90 TO 95 DEGREES EXPECTED NEAR THE
COAST. THESE HIGH TEMPERATURES IN COMBINATION WITH HIGH HUMIDITY CAN
BE DANGEROUS FOR PEOPLE WORKING OR PLAYING OUTDOORS. IF ENGAGED IN
OUTDOOR ACTIVITIES...TAKE FREQUENT BREAKS FROM THE HEAT. DRINK PLENTY
OF WATER AND TAKE ADVANTAGE OF AIR CONDITIONED FACILITIES AS OFTEN
AS POSSIBLE.

FOR ADDITIONAL INFORMATION...VISIT THE JACKSONVILLE NATIONAL WEATHER
SERVICE WEB SITE ON THE INTERNET AT WWW.NWSJAX.NOAA.GOV.

The office that day

Everything else NWS Jacksonville, FL issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jul 7, 2:30 PM EDTSevere Thunderstorm WarningJAXCamden30 min
Jul 7, 3:00 PM EDTSevere Thunderstorm WarningJAXCamden30 min
Jul 7, 4:44 PM EDTSevere Thunderstorm WarningJAXWayne31 min
Jul 7, 5:10 PM EDTSevere Thunderstorm WarningJAXWare50 min
Jul 7, 5:40 PM EDTSevere Thunderstorm WarningJAXAppling35 min

Nearby

Severe Thunderstorm Warnings in Georgia, 2000Every severe thunderstorm warning in 2000

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; verification from NCEI's Storm Data; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.