Alert archive / Florida / Severe Thunderstorm Warnings in 1989

Severe Thunderstorm Warning 26, NWS Tallahassee, FL

June 8, 1989Escambia County, Santa Rosa County, Florida

NWS Tallahassee, FL issued this severe thunderstorm warning at Jun 8, 1989, 4:51 AM CDT for Escambia County, Santa Rosa County, Florida. It was in force for 69 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
Jun 8, 1989, 4:51 AM CDT (09:51 UTC)
Expired
Jun 8, 1989, 6:00 AM CDT
In force
69 min
Issued by
NWS Tallahassee, FL
Area
Whole counties

Counties Escambia County, FL, Santa Rosa County, FL

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

TimeReportWhereRemark
Jun 8, 5:38 AM CDTThunderstorm Wind 57Escambia, FL
Jun 8, 6:06 AM CDTTornado F0Escambia, FL

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 00:00Z, 9.9 hours before the alert went out and 233 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, Apalachicola Mun, FL at 00:00Z on 1989-06-08Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 420 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, Apalachicola Mun, FL at 00:00Z on 1989-06-08The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 100 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
420 J/kg
Mixed-layer CIN
-116 J/kg
Mixed-layer LCL
1208 m above ground
0-6 km bulk shear
38 kt
0-1 km storm-relative helicity
100 m²/s²
0-3 km storm-relative helicity
126 m²/s²
Significant tornado parameter
0.1
Supercell composite
3.8

Open this sounding in Storm Lab

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, Jun 7, 11:35 PM CDT, 5 hours 16 minutes before
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Special weather statement, Jun 8, 12:37 AM CDT, 4 hours 14 minutes before
SPECIAL WEATHER STATEMENT AND RADAR SUMMARY
NATIONAL WEATHER SERVICE APALACHICOLA FL
137 AM EDT THU JUN 8 1989

...THUNDERSTORMS WITH VERY HEAVY RAIN CONTINUE OVER THE COASTAL WATERS
   OF GULF AND FRANKLIN COUNTIES THIS MORNING...

AT 130 AM EDT...THUNDERSTORMS WITH VERY HEAVY RAIN WERE OVER THE GULF
15 TO 55 MILES SOUTHEAST THROUGH SOUTHWEST OF APALACHICOLA.

MARINE INTERESTS SHOULD MAKE PREPARATIONS FOR STRONG GUSTY WINDS AND
HIGH SEAS AS THESE THUNDERSTORMS MOVE TOWARDS THE NORTHEAST AT 25 MILES
AN HOUR.

ELSEWHERE...WIDELY SCATTERED THUNDERSTORMS ALONG WITH SHOWERS CONTINUED
OVER THE FLORIDA PANHANDLE AND PARTS OF SOUTHWEST GEORGIA.

MOVEMENT WAS TO THE EAST AT 30 MILES A/N HOUR.
Special weather statement, Jun 8, 1:37 AM CDT, 3 hours 14 minutes before
SPECIAL WEATHER STATEMENT AND RADAR SUMMARY
NATIONAL WEATHER SERVICE APALACHICOLA FL
238 AM EDT THU JUN 8 1989

...THUNDERSTORMS WITH VERY HEAVY RAIN CONTINUE OVER THE COASTAL WATERS
   OF GULF AND FRANKLIN COUNTIES THIS MORNING...

AT 229 AM EDT...THUNDERSTORMS WITH VERY HEAVY RAIN WERE OVER THE GULF
15 TO 55 MILES SOUTHEAST THROUGH SOUTHWEST OF APALACHICOLA.

MARINE INTERESTS SHOULD MAKE PREPARATIONS FOR STRONG GUSTY WINDS AND
HIGH SEAS AS THESE THUNDERSTORMS MOVE TOWARDS THE NORTHEAST AT 25 MILES
AN HOUR.

ELSEWHERE...WIDELY SCATTERED THUNDERSTORMS ALONG WITH SHOWERS CONTINUED
OVER THE FLORIDA PANHANDLE..FROM PENSACOLA AROUND TO WEST OF CROSS CITY.

MOVEMENT WAS TO THE EAST AT {30 MILES AN HOUR.
Special weather statement, Jun 8, 4:50 AM CDT, 1 minute before
SPECIAL WEATHER STATEMENT AND RADAR SUMMARY
NATIONAL WEATHER SERVICE APALACHICOLA FL
540 AM EDT THU JUN 8 1989

...A TORNADO WATCH IS IN EFFECT FOR COUNTIES OF THE FLORIDA PANHANDLE
   INCLUDING..GULF COUNTY UNTIL 9 AM EDT..

AT 529 AM EDT A LINE OF NUMEROUS THUNDERSTORMS WITH VERY HEAVY RAIN..
WAS LOCATED FROM EAST POINT AND EXTENDED TO 80 MILES SOUTHWEST OF
APALACHICOLA. MARINE INTEST IN THIS AREA SHOULD EXPECT VERY STRONG WINDS..
HEAVY SEAS..ALONG WITH FREQUENT LIGHTNING AS THIS LINE MOVES THROUGH.
MOVEMENT OF THIS LINE WAS TO THE EAST AT 20 MILES AN HOUR.

ELSEWHERE ..A LARGE AREA OF THUNDERSTORMS ALONG WITH SHOWERS WAS LOCATED
OVER THE NORTHEAST GULF..FROM PENSACOLA TO WEST OF CEDAR KEY AND OUT 110
MILES. SHOWERS AND THUNDERSTORMS WERE ALSO NOTED OVER A LARGE AREA OF
NORTH FLORIDA AND THE FLORIDA PANHANDLE WITH SEVERAL SHOWERS EXTENDING
INTO SOUTHWEST GEORGIA.

MOVEVENT WAS TO THE NORTHEAST AT 20 MILES AN HOUR.

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 7, 8:35 PM CDTSevere Thunderstorm WarningTAEOkaloosa, Santa Rosa55 min
Jun 8, 5:44 AM CDTSevere Thunderstorm WarningTAEOkaloosa, Santa Rosa61 min
Jun 8, 6:16 AM CDTTornado WarningTAEEscambia59 min
Jun 8, 9:26 AM CDTTornado WarningTAEEscambia, Santa Rosa49 min
Jun 8, 10:13 AM CDTTornado WarningTAEEscambia, Santa Rosa47 min
Jun 8, 11:01 AM CDTTornado WarningTAEEscambia, Santa Rosa44 min
Jun 8, 12:12 PM CDTSevere Thunderstorm WarningTAEEscambia, Santa Rosa48 min
Jun 8, 1:10 PM CDTTornado WarningTAEOkaloosa, Walton50 min
Jun 8, 2:01 PM CDTSevere Thunderstorm WarningTAEEscambia44 min
Jun 8, 2:21 PM CDTFlash Flood WarningTAESanta Rosa2 hr
Jun 8, 4:22 PM CDTTornado WarningTAEFranklin38 min
Jun 8, 4:29 PM CDTFlash Flood WarningTAEEscambia, Okaloosa, Santa Rosa3 hr
Jun 8, 5:10 PM CDTTornado WarningTAEFranklin50 min
Jun 8, 5:28 PM CDTSevere Thunderstorm WarningTAEEscambia, Santa Rosa47 min

Nearby

Severe Thunderstorm Warnings in Florida, 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.