Alert archive / Georgia / Severe Thunderstorm Warnings in 1989
Severe Thunderstorm Warning 39, NWS Tallahassee, FL
NWS Tallahassee, FL issued this severe thunderstorm warning at Jun 18, 1989, 7:41 PM EDT for Harris County, Georgia. It was in force for 49 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
- Jun 18, 1989, 7:41 PM EDT (23:41 UTC)
- Expired
- Jun 18, 1989, 8:30 PM EDT
- In force
- 49 min
- Issued by
- NWS Tallahassee, FL
- Area
- Whole counties
County Harris County, GA
The radar
The WSR-88D network and its archive begin in 1991, so there is no radar volume for this alert.
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Jun 18, 8:00 PM EDT | Thunderstorm Wind 0 | Harris, GA |
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. Storm Data before 1996 records only tornadoes, thunderstorm wind and hail.
The nearest sounding before it
Athens Municipal, GA (KAHN), launched 12:00Z, 11.7 hours before the alert went out and 201 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
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 1567 m above ground
- 0-6 km bulk shear
- 21 kt
- 0-1 km storm-relative helicity
- 64 m²/s²
- 0-3 km storm-relative helicity
- 31 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
000
TTAA00 KCSG 182343
SVRCSG
GAC145-190030-
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE COLUMBUS GA
741 PM EDT SUN JUN 18 1989
THE NATIONAL WEATHER SERVICE IN COLUMBUS HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 830 PM EDT
FOR PEOPLE IN THE FOLLOWING COUNTY...
IN WEST CENTRAL GEORGIA
...HARRIS
AT 740 PM EDT COLUMBUS WEATHER RADAR INDICATED A SEVERE
THUNDERSTORM OVER NORTH HARRIS COUNTY MOVING EAST
AT 15 MPH.
WHEN THUNDERSTORMS ARE OCCURRING...PEOPLE SHOULD MOVE INSIDE A
STRONG BUILDING. DO NOT STAND BY WINDOWS. DON'T USE TELEPHONES
OR ELECTRICAL APPLIANCES UNLESS IN AN EMERGENCY UNTIL THE STORM
HAS PASSED. MOTORISTS SH{OULD NOT DRIVE INTO LOW WATER CROSSINGS.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.
In the hours before
Special weather statement, Jun 18, 6:30 PM EDT, 1 hour 11 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE TALLAHASSEE FL 630 PM EDT SUN JUN 18 1989 AT 625 PM RADAR INDICATED A CLUSTER OF STRONG THUNDERSTORMS FROM NEAR SOPCHOPPY TO SOUTHWEST OF TALLAHASSEE TO NEAR PERRY FLORIDA. THESE STORMS WERE MOVING SLOWLY EAST. SOME OF THESE THUNDERSTORMS MAY PRODUCE STRONG GUSTY WINDS... DANGEROUS LIGHTNING AND SMALL HAIL. STAY TUNED TO NOAA WEATHER RADIO FOR ADDITIONAL STATEMENTS.
Special weather statement, Jun 18, 7:19 PM EDT, 22 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE TALLAHASSEE FL 720 PM EDT SUN JUN 18 1989 AT 715 PM RADAR INDICATED A CLUSTER OF STRONG THUNDERSTORMS FROM JUST WEST OF TALLAHASSEE TO EAST OF WOODVILLE TO NEAR PERRY FLORIDA. THESE STORMS WERE MOVING SLOWLY EAST. THESE STORMS WILL BE ACCOMPANIED BY VERY HEAVY DOWNPOURS IN A SHORT PERIOD OF TIME. MOTORISTS SHOULD AVOID CROSSING FLOODED ROADWAYS. SOME OF THESE THUNDERSTORMS MAY PRODUCE STRONG GUSTY WINDS..DANGEROUS LIGHTNING AND SMALL HAIL. STAY TUNED TO NOAA WEATHER RADIO FOR ADDITIONAL STATEMENTS.
Nearby
Severe Thunderstorm Warnings in Georgia, 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; verification from NCEI's Storm Data; the sounding from the Mesonet's radiosonde archive.