Alert archive / Florida / Severe Thunderstorm Warnings in 1990
Severe Thunderstorm Warning 57, NWS Tallahassee, FL
NWS Tallahassee, FL issued this severe thunderstorm warning at Jul 2, 1990, 7:34 PM CDT for Escambia County, Santa Rosa County, Florida. It was in force for 116 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 2, 1990, 7:34 PM CDT (00:34 UTC)
- Expired
- Jul 2, 1990, 9:30 PM CDT
- In force
- 116 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
| Time | Report | Where | Remark |
|---|---|---|---|
| Jul 2, 7:40 PM CDT | Tornado F0 | Santa Rosa, 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, 0.6 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.
- Mixed-layer CAPE
- 1045 J/kg
- Mixed-layer CIN
- -74 J/kg
- Mixed-layer LCL
- 1172 m above ground
- 0-6 km bulk shear
- 11 kt
- 0-1 km storm-relative helicity
- 8 m²/s²
- 0-3 km storm-relative helicity
- 55 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 KPNS 030034 SVRPNS FLC033-113-030230- BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE PENSACOLA FL 734 PM CDT MON JUL 2 1990 THE NATIONAL WEATHER SERVICE IN PENSACOLA HAS ISSUED A SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 930 PM CDT FOR PEOPLE IN THE FOLLOWING LOCATIONS... IN NORTHWEST FLORIDA ...ESCAMBIA COUNTY...SOUTHERN SANTA ROSA COUNTY A LINE OF VERY STRONG THUNDERSTORMS EXTENDED FROM NORTHERN ESCAMBIA COUNTY IN FLORIDA SOUTHEASTWARD ACROSS CENTRAL SANTA ROSA COUNTY ON INTO THE GULF COASTAL WATERS FROM NEAR FT WALTON BEACH AND DESTIN TO PANAMA CITY. THE LINE WAS MOVING TO THE SOUTH AROUND 20 MILES AND HOUR. SEVERE THUNDERSTORMS PRODUCE DAMAGING WIND IN EXCESS OF 55 MPH...DESTRUCTIVE HAIL...DEADLY LIGHTNING...AND VERY HEAVY RAIN. FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF YOUR HOME OR BUSINESS. HEAVY RAINS FLOOD ROADS QUICKLY SO DON'T DRIVE INTO AREAS WHERE WATER COVERS THE ROAD.
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, Jul 2, 2:33 PM CDT, 5 hours 1 minute before
FLZ003-005-006-007-GAZ011-012-022130- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE TALLAHASSEE FL 330 PM EDT (230 PM CDT) MON JUL 2 1990 ...SEVERE THUNDERSTORM WATCH FOR PORTIONS OF NORTHWEST FLORIDA UNTIL 8 PM CDT (9 PM EDT) THIS EVENING...INCLUDING JACKSON...CALHOUN AND GULF COUNTIES... THUNDERSTORMS WITH VERY HEAVY RAIN...STRONG GUSTY WINDS AND SMALL HAIL CONTINUE TO DEVELOP ACROSS NORTHWEST FLORIDA AND SOUTHWEST GEORGIA THIS AFTERNOON. AT AROUND 320 PM EDT STRONGEST THUNDERSTORMS WERE LOCATED OVER EXTREME SOUTHERN SEMINOLE COUNTY...SOUTHWESTERN LEON COUNTY...ACROSS EASTERN WAKULLA AND SOUTHERN JEFFERSON COUNTIES...AND ACROSS SOUTHERN TAYLOR AND NORTHERN DIXIE COUNTIES. AN OBSERVER DRIVING ALONG STATE HIGHWAY 271 JUST NORTH OF SNEADS REPORTED STRONG GUSTY WINDS...VERY HEAVY RAIN...AND PEA TO MARBLE SIZED HAIL SHORTLY AFTER 3 PM EDT. INTENSE THUNDERSTORMS WERE ALSO DEVELOPING OVER SOUTHERN LAFAYETTE COUNTY THIS AFTERNOON. THESE THUNDERSTORMS WERE MOVING TOWARDS THE SOUTHEAST AT AROUND 10 TO 15 MPH. FURTHER STATEMENTS WILL BE ISSUED AS NEEDED. WPD...1930Z.
Special weather statement, Jul 2, 3:54 PM CDT, 3 hours 40 minutes before
FLZ003-005-006-007-GAZ011-012-022300- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE TALLAHASSEE FL 450 PM EDT (350 PM CDT) MON JUL 2 1990 ...SEVERE THUNDERSTORM WATCH CONTINUES FOR PORTIONS OF THE FLORIDA PANHANDLE...INCLUDING THE COUNTIES OF JACKSON...CALHOUN...AND GULF UNTIL 8 PM CDT (9 PM EDT) THIS EVENING... THUNDERSTORMS WITH VERY HEAVY RAIN...STRONG GUSTY WINDS AND HAIL CONTINUE TO DEVELOP ACROSS NORTHWEST FLORIDA AND SOUTHWEST GEORGIA. AT AROUND 440 PM EDT THE MOST INTENSE THUNDERSTORMS WERE LOCATED OVER NORTHERN GRADY AND NORTHERN THOMAS COUNTIES...NORTHEAST LIBERTY COUNTY...NORTHEAST JERFFERSON AND NORTHWEST MADISON COUNTIES...AND ALONG THE COASTAL WATERS OF CENTRAL TAYLOR COUNTY. THE THUNDERSTORMS MOVING INTO NORTHERN GRADY AND NORTHERN THOMAS COUNTIES WILL BE MOVING SOUTHWARD ACROSS THOMAS AND GRADY COUNTIES DURING THE NEXT HOUR...AND PERSONS IN THESE COUNTIES CAN EXPECT LOCALLY HEAVY RAIN AND STRONG GUSTY WINDS...ALONG WITH POSSIBLE HAIL DURING THE NEXT ONE TO TWO HOURS. STRONG THUNDERSTORMS WILL ALSO CONTINUE TO MOVE SOUTHWARD ACROSS SEMINOLE COUNTY DURING THE NEXT ONE TO TWO HOURS. PERSONS IN NORTHEAST JEFFERSON AND MADISON COUNTIES CAN EXPECT HEAVY RAIN...STRONG GUSTY WINDS AND POSSIBLE HAIL DURING THE NEXT HOUR. BOATERS AND OTHER MARINE INTERESTS ALONG THE NORTHEAST GULF COASTAL WATERS INCLUDING THE APALACHEE BAY CAN EXPECT CONTINUED PERIODS OF LOCALLY HEAVY RAIN...GUSTY WIND9S AND ROUGH SEAS AT TIMES FOR THE NEXT SEVERAL HOURS AS THUNDERSTORMS CONTINUE TO DEVELOP AND MOVE OFFSHORE INTO THE GULF. FURTHER STATEMENTS WILL BE ISSUED AS NEEDED. WPD...2050Z.
Special weather statement, Jul 2, 4:25 PM CDT, 3 hours 9 minutes before
FLZ003-005-GAZ011-012-022330- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE TALLAHASSEE FL 520 PM EDT (420 PM CDT) MON JUL 2 1990 ...SEVERE THUNDERSTORM WATCH CONTINUED FOR PORTIONS OF THE FLORIDA PANHANDLE...INCLUDING JACKSON...CALHOUN AND GULF COUNTIES UNTIL 8 PM CDT (9 PM EDT) THIS EVENING... STRONG THUNDERSTORMS HAVE REDEVELOPED OVER JACKSON COUNTY THIS AFTERNOON. AT 510 PM EDT WEATHER RADAR INDICATED THE MOST INTENSE THUNDERSTORMS WERE LOCATED OVER CENTRAL JACKSON COUNTY IN THE VICINITY OF MARIANNA. AN OBSERVER REPORTED MARBLE SIZE HAIL IN MARIANNA SHORTLY AFTER 5 PM THIS AFTERNOON. THESE THUNDERSTORMS WILL BE MOVING SOUTHEASTWARD ACROSS JACKSON COUNTY DURING THE NEXT HOUR...AND PERSONS IN JACKSON COUNTY...ESPECIALLY CENTRAL AND SOUTHEAST PORTIONS OF JACKSON COUNTY CAN EXPECT LOCALLY HEAVY RAIN...STRONG GUSTY WINDS AND POSSIBLE HAIL DURING THE NEXT HOUR AS THESE STORMS MOVE ACROSS THE AREA. ELSEWHERE...STRONG THUNDERSTORMS WITH POSSIBLE HAIL CONTINUE TO MOVE SOUTHEASTWARD ACROSS GRADY AND THOMAS COUNTIES IN SOUTHWEST GEORGIA. THE MOST INTENSE THUNDERSTORMS WERE NEAR THOMASVILLE AT 510 EDT...AND WILL BE MOVING ACROSS THE REST OF THOMAS AND GRAD]Y COUNTIES...AND INTO BROOKS...NORTHERN JEFFERSON AND MADISON COUNTIES DURING THE NEXT HOUR. THE STATE POLICE IN THOMASVILLE REPORTED MARBLE SIZE HAIL AT AROUND 510 PM. FURTHER STATEMENTS WILL BE ISSUED AS NEEDED. WPD...2120Z.
Special weather statement, Jul 2, 5:40 PM CDT, 1 hour 54 minutes before
FLZ004-221815- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE APALACHICOLA FLORIDA 630 PM EDT TUE JUL 02 1990 ...SEVERE THUNDERSTORM WATCH FOR GULF COUNTY UNTIL 9 PM EDT... AT 625 PM EDT...THUNDERSTORMS WITH VERY HEAVY RAIN WERE LOCATED OVER CALHOUN COUNTY JUST NORTH OF GULF COUNTY. THE THUNDERSTORMS WERE MOVING SOUTH AND WILL BE IN GULF COUNTY BY 730 PM EDT. THESE THUNDERSTORMS HAVE BEEN PRODUCING VERY HEAVY RAIN ALONG WITH STRON#G GUSTY WINDS AND SMALL HAIL. PLEASE KEEP A WATCH ON THE WEATHER AND BE PREPARED TO TAKE COVER IF SEVERE WEATHER APPROACHES.
Special weather statement, Jul 2, 6:16 PM CDT, 1 hour 18 minutes before
FLZ003-005-006-030115- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE TALLAHASSEE FL 710 PM EDT (610 PM CDT) MON JUL 2 1990 ...SEVERE THUNDERSTORM WATCH CONTINUES FOR THE FLORIDA PANHANDLE WEST OF THE APALACHICOLA RIVER...INCLUDING THE COUNTIES OF JACKSON...CALHOUN AND GULF...UNTIL 8 PM CDT (9 PM EDT) TONIGHT... INTENSE THUNDERSTORMS WITH VERY HEAVY RAIN...STRONG GUSTY WINDS AND HAIL CONTINUE TO DEVELOP ACROSS NORTHWEST FLORIDA AND SOUTHWEST GEORGIA THIS EVENING. AT 7PM EDT (6 PM CDT) WEATHER RADAR AND OTHER REPORTS INDICATED THAT THE STRONGEST THUNDERSTORMS WERE LOCATED IN BAND FROM OKALOOSA COUNTY EASTWARD ACROSS WALTON AND WASHINGTON COUNTIES...AND INTO JACKSON AND CALHOUN COUNTIES. THESE THUNDERSTORMS WERE MOVING TOWARDS THE SOUTH AND SOUTHEAST AT AROUND 10 TO 15 MPH. PERSONS IN JACKSON AND CALHOUN COUNTIES WILL CONTINUE TO EXPERIENCE THUNDERSTORMS WITH LOCALLY HEAVY RAIN...STRONG GUSTY WINDS AND POSSIBLE HAIL FOR AT LEAST THE NEXT ONE TO TWO HOURS. ELSEWHERE...STRONG THUNDERSTORMS HAD DEVELOPED OVER SOUTHERN JEFFERSON AND EXTREME EASTERN WAKULLA COUNTIES...WITH THE MOST INTENSE STORMS LOCATED FROM JUST EAST OF WOODVILLE TO JUST EAST OF ST. MARKS. AND INTO THE GULF FOR SEVERAL MILES. THESE THUNDERSTORMS WERE ALSO MOVING TOWARDS THE SOUTH AND SOUTHEAST AT AROUND 10 TO 15 MPH. THESE THUNDERSTORMS MAY SPREAD INTO EXTREME NORTHWEST TAYLOR COUNTY DURING THE NEXT HOUR. BOATERS AND OTHER MARINE INTERESTS...ESPECIALLY ALOANG THE COASTAL WATERS OF JEFFERSON AND TAYLOR COUNTIES SHOULD REMAIN ON THE ALERT FOR POSSIBLE HEAVY RAIN...STRONG GUSTY WINDS AND ROUGH SEAS FOR AT LEAST THE NEXT ONE TO TWO HOURS AS THESE STORMS SLOWLY MOVE OFFSHORE. FURTHER STATEMENTS WILL BE ISSUED AS NEEDED. WPD...2310Z.
Special weather statement, Jul 2, 6:45 PM CDT, 49 minutes before
FLZ004-221815- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE APALACHICOLA FLORIDA 730 PM EDT TUE JUL 02 1990 ...SEVERE THUNDERSTORM WATCH FOR GULF COUNTY UNTIL 9 PM EDT... AT 725 PM EDT...THUNDERSTORMS WITH VERY HEAVY RAIN WERE LOCATED IN NORTH GULF COUNTY. THE THUNDERSTORMS WERE MOVING SOUTH AND WILL BE IN SOUTH GULF COUNTY BY 830 PM EDT. THESE THUNDERSTORMS HAVE BEEN PRODUCING VERY HEAVY RAIN ALONG WITH STRONG GUSTY WINDS AND HAIL. PLEASE KEEP A WATCH ON THE WEATHER AND BE PREPARED TO TAKE COVER IF SEVERE WEATHER APPROACHES. MARINE INTEREST TAKE NOTE...STRONG THUNDERSTORMS ARE APPROACHING THE GULF AT 20 MILES AN HOUR. STRONG GUSTY WINDS HAVE BEEN ASSOCIATED WITH THESE THUNDERSTORMS.
The office that day
Everything else NWS Tallahassee, FL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 3, 3:33 PM CDT | Severe Thunderstorm Warning | TAE | Okaloosa, Santa Rosa | 57 min |
| Jul 3, 4:39 PM CDT | Tornado Warning | TAE | Escambia, Santa Rosa | 66 min |
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; verification from NCEI's Storm Data; the sounding from the Mesonet's radiosonde archive.