Alert archive / Georgia / Severe Thunderstorm Warnings in 1989
Severe Thunderstorm Warning 7, NWS Tallahassee, FL
NWS Tallahassee, FL issued this severe thunderstorm warning at Mar 21, 1989, 9:25 AM EST for 4 counties in Georgia. It was in force for 50 min. 2 reports 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
- Mar 21, 1989, 9:25 AM EST (14:25 UTC)
- Expired
- Mar 21, 1989, 10:15 AM EST
- In force
- 50 min
- Issued by
- NWS Tallahassee, FL
- Area
- Whole counties
Counties Calhoun County, GA, Clay County, GA, Randolph County, GA, Terrell 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 |
|---|---|---|---|
| Mar 21, 9:30 AM EST | Thunderstorm Wind 0 | Clay, GA | |
| Mar 21, 9:40 AM EST | Thunderstorm Wind 0 | Calhoun, 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
Apalachicola Mun, FL (KAQQ), launched 12:00Z, 2.4 hours before the alert went out and 218 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
- 707 J/kg
- Mixed-layer CIN
- -54 J/kg
- Mixed-layer LCL
- 887 m above ground
- 0-6 km bulk shear
- 28 kt
- 0-1 km storm-relative helicity
- 87 m²/s²
- 0-3 km storm-relative helicity
- 127 m²/s²
- Significant tornado parameter
- 0.2
- Supercell composite
- 2.0
The text
The text of this product is not in the archive. The NWS text archive before 2002 is incomplete.
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, Mar 21, 5:13 AM EST, 4 hours 12 minutes before
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</html>The office that day
Everything else NWS Tallahassee, FL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Mar 21, 1:20 PM EST | Severe Thunderstorm Warning | TAE | Okaloosa, Santa Rosa | 40 min |
| Mar 21, 2:06 PM EST | Severe Thunderstorm Warning | TAE | Okaloosa, Santa Rosa | 69 min |
| Mar 21, 3:55 PM EST | Tornado Warning | TAE | Okaloosa | 35 min |
| Mar 21, 4:13 PM EST | Severe Thunderstorm Warning | TAE | Santa Rosa | 62 min |
| Mar 21, 9:03 AM EST | Severe Thunderstorm Warning | TAE | Schley, Sumter | 42 min |
| Mar 21, 9:03 AM EST | Severe Thunderstorm Warning | TAE | Webster | 42 min |
| Mar 21, 10:26 AM EST | Severe Thunderstorm Warning | TAE | Baker, Early, Miller | 64 min |
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.