Alert archive / Florida / Severe Thunderstorm Warnings in 1990
Severe Thunderstorm Warning 22, NWS Tallahassee, FL
NWS Tallahassee, FL issued this severe thunderstorm warning at Feb 22, 1990, 8:42 AM CST for Gulf County, Florida. It was in force for 53 min.
The area
The counties it named.
The facts
- Issued
- Feb 22, 1990, 8:42 AM CST (14:42 UTC)
- Expired
- Feb 22, 1990, 9:35 AM CST
- In force
- 53 min
- Issued by
- NWS Tallahassee, FL
- Area
- Whole counties
County Gulf County, FL
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
Apalachicola Mun, FL (KAQQ), launched 12:00Z, 2.7 hours before the alert went out and 32 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
- 138 J/kg
- Mixed-layer CIN
- -126 J/kg
- Mixed-layer LCL
- 745 m above ground
- 0-6 km bulk shear
- 54 kt
- 0-1 km storm-relative helicity
- 381 m²/s²
- 0-3 km storm-relative helicity
- 392 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 1.9
The text
As transmitted, in the capitals the NWS used until 2016.
000 TTAA00 KAQQ 221443 SVRAQQ FLC045-221545- BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE APALACHICOLA FLORIDA 942 AM EST THU FEB 22 1990 THE NATIONAL WEATHER SERVICE IN APALACHICOLA FLORIDA HAS ISSUED A SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 1045 AM EST FOR PEOPLE IN THE FOLLOWING LOCATIONS IN FLORIDA ...GULF COUNTY FOR THE COASTAL WATERS BETWEEN APALACHICOLA AND CAPE SAN BLAS FOR THE COASTAL WATERS BETWEEN APALACHICOLA AND ALLIGATOR POINT A0935 A SEVERE THUNDERSTORM WAS JUST MOVING ON SHORE IN SOUTHWEST GULF COUNTY. THE THUNDERSTORM WAS MOVING NORTHEAST AT 40 MILES AN HOUR. PORT ST JOE BEACH HIGHLAND AND PORT ST JOE RESIDENT SHOUDL TAKE NOTE. 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 SHOULD NOT DRIVE INTO LOW WATVER 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, Feb 22, 6:03 AM CST, 2 hours 39 minutes before
FLZ003-221400- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE TALLAHASSEE FL 700 AM EST (551 AM CST) THU FEB 22 1990 AT 650 EST NATIONAL WEATHER SERVICE RADAR SHOWED A LINE OF THUNDERSTORMS EXTENDING FROM 20 MILES SOUTHWEST OF DOTHAN AL TO CHIPLEY FL TO PANAMA CITY. THIS LINE OF THUNDERSTORMS WAS MOVING EAST AT 20 MILES AN HOUR AND WILL BE MOVING THROUGH JACKSON AND CALHOUN COUNTIES DURUNG THE NEXT HOUR. THESE THUNDERSTORMS WILL PRODUCE STRONG GUSTY WINDS...HEAVY RAINFALL...DANGEROUS LIGHTNING AND POSSIBLE SMALL HAIL AS THEY MOVE THROUGH THE AREA. STAY TUNED TO NOAA WEATHER RADIO FOR FURTHUR INFORMATION ON THESE THUNDERSTORMS.
Special weather statement, Feb 22, 7:21 AM CST, 1 hour 21 minutes before
FLZ003-005-GAZ011-221415- SPECIAL WEATHER STATEMENT...REPLACES PREVIOUS MARINE WEATHER STATEMENT NATIONAL WEATHER SERVICE TALLAHASSEE FL 812 AM EST (712 AM CST) THU FEB 22 1990 AT 800 AM EST NATIONAL WEATHER SERVICE RADAR SHOWED A LINE OF THUNDERSTORMS EXTENDING FROM 20 EAST OF DOTHAN TO 10 MILES NORTHWEST OF PORT ST. JOE MOVING EAST NORTHEAST AT 30 MPH. THE STRONGEST STORM WAS LOCATED 5 MILES WEST OF SNEADS. THESE THUNDERSTORMS WILL PRODUCE STR0ONG GUSTY WINDS...HEAVY RAINFALL.. DANGEROUS LIGHTNING AND POSSIBLE SMALL HAIL AS THEY MOVE THROUGH THE AREA DURING THE NEXT HOUR. STAY TUNED TO NOAA WEATHER RADIO FOR ADDITIONAL STATEMENTS ON THESE THUNDERSTORMS.
Nearby
Severe Thunderstorm Warnings in Florida, 1990Every severe thunderstorm warning in 1990
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.