Alert archive / Florida / Severe Thunderstorm Warnings in 1994
Severe Thunderstorm Warning 2, NWS Miami, FL
NWS Miami, FL issued this severe thunderstorm warning at Mar 2, 1994, 11:41 AM EST for Collier County, Florida. It was in force for 64 min.
The area
The counties it named.
The facts
- Issued
- Mar 2, 1994, 11:41 AM EST (16:41 UTC)
- Expired
- Mar 2, 1994, 12:45 PM EST
- In force
- 64 min
- Issued by
- NWS Miami, FL
- Area
- Whole counties
County Collier County, FL
The nearest sounding before it
Key West, FL (KEYW), launched 12:00Z, 4.7 hours before the alert went out and 174 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
- -3 J/kg
- Mixed-layer LCL
- 638 m above ground
- 0-6 km bulk shear
- 44 kt
- 0-1 km storm-relative helicity
- 180 m²/s²
- 0-3 km storm-relative helicity
- 243 m²/s²
- Significant tornado parameter
- 1.0
- Supercell composite
- 6.4
The text
As transmitted, in the capitals the NWS used until 2016.
000 TTAA00 KMIA 021645 COR SVRMIA FLC021-021745- BULLETIN - IMMEDIATE BROADCAST REQUESTED...CORRECTED FOR COASTAL WATERS SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE MIAMI FL 1141 AM EST WED MAR 2 1994 THE NATIONAL WEATHER SERVICE IN MIAMI HAS ISSUED A SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 1245 PM EST FOR PEOPLE IN THE FOLLOWING LOCATION...... IN SOUTHWEST FLORIDA ...WESTERN COLLIER COUNTY AND THE ADJACENT COASTAL WATERS ALONG THE SOUTHWEST FLORIDA COAST AT 1135 AM MIAMI DOPPLER WEATHER RADAR SHOWED A LINE OF SEVERE THUNDERSTORMS ABOUT TO MOVE ONSHORE IN NORTHWEST COLLIER COUNTY NEAR VANDERBILT BEACH. THE ACTIVITY WILL MOVE INTO THE GREATER NAPLES AREA IN THE NEXT 15 TO 30 MINUTES. DAMAGING WIND IN EXCESS OF 55 MPH...LARGE HAIL...VERY HEAVY RAIN... AND DEADLY LIGHTNING ARE ALL POSSIBLE IN A SEVERE THUNDERSTORM. SEEK SHELTER IN A STRONG BUILDING. STAY AWAY FROM WINDOWS. DO NOT USE TELEPHONES OR ELECTRICAL APPLIANCES. IN SCHOOL...WHEREVER POSSIBLE...FOLLOW SEVERE WEATHER PLANS OR MOVE TO AN INTERIOR HALLWAY AWAY FROM WINDOWS. IN ANY CIRCUMSTANCE...DO NOT REMAIN IN THE CAFETERIA OR GYMNASIUM BUT SEEK SHELTER ELSEWHERE IN THE SCHOOL. THUNDERSTORMS THREATEN BOATER SAFETY WITH GUSTY WINDS IN EXCESS OF 35 KNOTS...ROUGH SEAS AND DEADLY LIGHTNING. YOUR BEST COURSE OF ACTION IS TO SEEK SAFE HARBOR...BUT IF YOU ARE CAUGHT ON THE OPEN WATER...STAY BELOW DECK OR KEEP A LOW PROFILE AND KEEP AWAY FROM UNGROUNDED METAL OBJECTS. MAKE SURE YOU AND ALL YOUR CREW ARE A TORNADO WATCH IS ALSO IN EFFECT FOR THE WARNED AREA. REMEMBER... SEVERE THUNDERSTORMS CAN PRODUCE TORNADOES WITH LITTLE OR NO ADVANCE WARNING. IF THREATENING WEATHER IS SIGHTED...TAKE SHELTER...THEN CALL THE LOCAL NATIONAL WEATHER SERVICE OFFICE AT 305 666-0884 OR REPORT THE SEVERE WEATHER TO YOUR NEAREST LAW ENFORCEMENT AGENCY.
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 2, 10:42 AM EST, 59 minutes before
FLZ058-059-063-064-066>068-021630- SPECIAL WEATHER STATEMENT AND RADAR SUMMARY NATIONAL WEATHER SERVICE WEST PALM BEACH FL 1025 AM EST WED MAR 02 1994 ...A TORNADO WATCH CONTINUES IN EFFECT FOR PALM BEACH...MARTIN... ST LUCIE...GLADES...HENDRY...AND OKECHOBEE COUNTIES UNTIL NOON... A LARGE AREA OF RAIN WITH EMBEDDED SHOWERS AND THUNDERSTORMS... SOME OF THESE PRODUCING VERY HEAVY RAIN...WAS ACROSS THE PENINSULA SOUTH AND EAST OF A LINE FROM TITUSVILLE TO PORT CHARLOTTE. THE STRONGEST STORM WAS ALONG THE NORTHEASTERN BORDER OF CHARLOTTE COUNTY. OTHER SHOWERS AND THUNDERSTORMS WERE SCATTERED OVER THE ATLANTIC FROM 100 MILES NORTH OF GRAND BAHAMA ISLAND SOUTHWARD TO THE BIMINIS. THE AREA OF RAIN IS ADVANCING TO THE SOUTHEAST AT 15 MILES AN HOUR WHILE THE SHOWERS AND THUNDERSTORMS ARE MOVING TO THE NORTHEAST AT 15 TO 20 MILES AN HOUR. IF YOU LIVE IN A FLOOD PRONE AREA YOU SHOULD KEEP A CLOSE WATCH FOR RAPID RISE OF WATER AND BE PREPARED TO MOVE TO HIGHER GROUND. THUNDERSTORMS MAY REACH SEVERE LIMITS LATER TODAY OVER SOUTHEASTERN FLORIDA...SO...RESIDENTS SHOULD BE ALERT FOR THE POSSIBILITY OF SEVERE WEATHER AND BE PREPARED TO MOVE QUICKLY TO A PLACE OF SAFETY. LSTAY TUNED TO NOAA WEATHER RADIO OR YOUR FAVORITE LOCAL RADIO OR TV STATION FOR WARNINGS IN CASE THEY ARE REQUIRED.
Special weather statement, Mar 2, 10:48 AM EST, 53 minutes before
FLZ058-059-063-064-066>068-021630- SPECIAL WEATHER STATEMENT AND RADAR SUMMARY...CORRECTION... NATIONAL WEATHER SERVICE WEST PALM BEACH FL 1025 AM EST WED MAR 02 1994 ...A TORNADO WATCH CONTINUES IN EFFECT FOR PALM BEACH...MARTIN... ST LUCIE...GLADES...HENDRY...AND OKECHOBEE COUNTIES UNTIL 5 PM EST... A LARGE AREA OF RAIN WITH EMBEDDED SHOWERS AND THUNDERSTORMS... SOME OF THESE PRODUCING VERY HEAVY RAIN...WAS ACROSS THE PENINSULA SOUTH AND EAST OF A LINE FROM TITUSVILLE TO PORT CHARLOTTE. THE STRONGEST STORM WAS ALONG THE NORTHEASTERN BORDER OF CHARLOTTE COUNTY. OTHER SHOWERS AND THUNDERSTORMS WERE SCATTERED OVER THE ATLANTIC FROM 100 MILES NORTH OF GRAND BAHAMA ISLAND SOUTHWARD TO THE BIMINIS. THE AREA OF RAIN IS ADVANCING TO THE SOUTHEAST AT 15 MILES AN HOUR WHILE THE SHOWERS AND THUNDERSTORMS ARE MOVING TO THE NORTHEAST AT 15 TO 20 MILES AN HOUR. IF YOU LIVE IN A FLOOD PRONE AREA YOU SHOULD KEEP A CLOSE WATCH FOR RAPI D RISE OF WATER AND BE PREPARED TO MOVE TO HIGHER GROUND. THUNDERSTORMS MAY REACH SEVERE LIMITS LATER TODAY OVER SOUTHEASTERN FLORIDA...SO...RESIDENTS SHOULD BE ALERT FOR THE POSSIBILITY OF SEVERE WEATHER AND BE PREPARED TO MOVE QUICKLY TO AT PLACE OF SAFETY. STAY TUNED TO NOAA WEATHER RADIO OR YOUR FAVORITE LOCAL RADIO OR TV STATION FOR WARNINGS IN CASE THEY ARE REQUIRED.
Special weather statement, Mar 2, 11:00 AM EST, 41 minutes before
FLZ063-066>074-502-504-021700- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE MIAMI FL 1100 AM EST WED MAR 2 1994 ...TORNADO WATCH FOR DADE...BROWARD...COLLIER...GLADES...HENDRY COUNTY UNTIL 5 PM EST TODAY... A TORNADO WATCH HAS BEEN ISSUED FOR COLLIER...BROWARD AND DADE COUNTY UNTTIL 500 PM TODAY. THE TORNADO WATCH IN GLADES AND HENDRY COUNTY REMAINS IN EFFECT AND IS EXTENDED UNTIL 500 PM TODAY. A SPECIAL MARINE WARNING IS IN EFFECT FOR THE COLLIER AND BROWARD COUNTY COASTAL WATERS. AT 1055 AM THE MIAMI DOPPLER WEATHER RADAR DETECTED A NEARLY SOLID LINE OF INTENSE THUNDERSTORMS EXTENDING FROM NEAR FORT MYERS NORTHEASTWARD INTO SOUTH CENTRAL FLORIDA. THIS LINE OF THUNDERSTORMS...WHICH EARLIER THIS MORNING PRODUCED A TORNADO IN CHARLOTTE COUNTY...WAS MOVING SOUTHEAST AROUND 20 MILES AN HOUR WHILE INDIVIDUAL THUNDERSTORMS STREAKED NORTHEAST AT 40 MILES AN HOUR. A LARGE AREA OF RAIN WITH A FEW THUNDERSTORMS EXTENDED ACROSS ALL OF GLADES...HENDRY...COLLIER AND NORTHWEST BROWARD AND DADED COUNTIES AND THE ADJACENT COASTAL WATERS. THE AREA WAS MOVING SOUTHEAST AROUND 20 TO 25 MPH. RESIDENTS IN SOUTH FLORIDA SHOULD BE ALERT FOR THREATENING WEATHER AND BE PREPARED TO TAKE QUICK ACTION SHOULD A WARNING BE ISSUED.
Special weather statement, Mar 2, 11:03 AM EST, 38 minutes before
FLZ063-066>074-502-504-021700- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE MIAMI FL 1100 AM EST WED MAR 2 1994 ...TORNADO WATCH FOR DADE...BROWARD...COLLIER...GLADES...HENDRY COUNTY UNTIL 5 PM EST TODAY... A TORNADO WATCH HAS BEEN ISSUED FOR COLLIER...BROWARD AND DADE COUNTY UNTTIL 500 PM TODAY. THE TORNADO WATCH IN GLADES AND HENDRY COUNTY REMAINS IN EFFECT AND IS EXTENDED UNTIL 500 PM TODAY. A SPECIAL MARINE WARNING IS IN EFFECT FOR THE COLLIER AND BROWARD COUNTY COASTAL WATERS. AT 1055 AM THE MIAMI DOPPLER WEATHER RADAR DETECTED A NEARLY SOLID LINE OF INTENSE THUNDERSTORMS EXTENDING FROM NEAR FORT MYERS NORTHEASTWARD INTO SOUTH CENTRAL FLORIDA. THIS LINE OF THUNDERSTORMS...WHICH EARLIER THIS MORNING PRODUCED A TORNADO IN CHARLOTTE COUNTY...WAS MOVING SOUTHEAST AROUND 20 MILES AN HOUR WHILE INDIVIDUAL THUNDERSTORMS STREAKED NORTHEAST AT 40 MILES AN HOUR. A LARGE AREA OF RAIN WITH A FEW THUNDERSTORMS EXTENDED ACROSS ALL OF GLADES...HENDRY...COLLIER AND NORTHWEST BROWARD AND DADED COUNTIES AND THE ADJACENT COASTAL WATERS. THE AREA WAS MOVING SOUTHEAST AROUND 20 TO 25 MPH. RESIDENTS IN SOUTH FLORIDA SHOULD BE ALERT FOR THREATENING WEATHER AND BE PREPARED TO TAKE QUICK ACTION SHOULD A WARNING BE ISSUED.
Special weather statement, Mar 2, 11:04 AM EST, 37 minutes before
FLZ063-066>074-502-504-021700- SPECIAL WEATHER STATEMENTKOFF TTAA00 KMIA DDHHMM OFFSHORE MARINE FORECAST NATIONAL WEATHER SERVICE MIAMI FL 1030 AM EST WED MAR 2 1994 CARIBBEAN SEA AND SW N ATLC BEYOND 50 NM FROM SHORE. .CARIBBEAN SYNOPSIS...A STRONG COLD FRONT WILL ENTER THE YUCATAN CHANNEL TONIGHT. NW CARIBBEAN N OF 15N AND W OF 75W. .THIS AFTERNOON...W OF 81W WIND SE TO S 10 TO 20 KT. SEAS 5 TO 7 FT. E OF 81W WIND E TO SE 10 TO 15 KT WITH SEAS 5 FT OR LESS. ISOLATED SHOWERS. .TONIGHT...N OF 19N WIND SW TO W 15 TO 20 KT. SEAS 5 TO 7 FT. S OF 19N WIND SE 10 TO 15 KT WITH SEAS 5 FT OR LESS. SCATTERED SHOWERS AND TSTMS N OF 19N W OF 82W. ISOLATED SHOWERS ELSEWHERE. .THU...BEHIND FRONT WIND NW 15 TO 25 KTS. SEAS 6 TO 9 FT. WITHIN 90 NM SE OF FRONT WIND SW TO W 15 TO 20 KT WITH SEAS 5 TO 7 FT. ELSEWHERE WIND E TO SE 10 TO 15 KTS. SEAS 5 FT OR LESS. SCATTERED SHOWERS AND TSTMS ALONG FRONT. ISOLATED SHOWERS ELSEWHERE. SW CARIBBEAN S OF 15N AND W OF 75W. .THIS AFTERNOON...WITHIN 180 NM OF SOUTH AMERICAN COAST WIND NE 20 TO 25 KT WITH SEAS 9 TO 11 FT. ELSEWHERE WIND NE TO E 15 TO 20 KT. SEAS 4 TO 7 FT. ISOLATED SHOWERS. .TONIGHT AND THU...WITHIN 180 NM OF SOUTH AMERICAN COAST WIND NE 20 TO 25 KT WITH SEAS 9 TO 11 FT. ELSEWHERE WIND NE TO E 15 TO 20 KT. SEAS 4 TO 7 FT. ISOLATED SHOWERS. E CARIBBEAN E OF 75W. .THIS AFTERNOON...S OF 13N W OF 72W WIND NE TO E 20 TO 25 KT WITH SEAS 7 TO 10 FT. ELSEWHERE WIND E 15 TO 20 KT. SEAS 5 TO 7 FT. ISOLATED SHOWERS. .TONIGHT AND THU...S OF 13N W OF 72W WIND NE TO E 20 TO 25 KT WITH SEAS 7 TO 10 FT. ELSEWHERE WIND E 15 TO 20 KTS. SEAS 5 TO 7 FT. ISOLATED SHOWERS. .OUTLOOK FOR THU NIGHT AND FRI...A STRONG COLD FRONT WILL MOVE SE THROUGH THE NW CARIBBEAN. N OF FRONT WIND SHIFTING TO THE NW 15 TO 20 KTS. LITTLE CHANGE ELSEWHERE. SW N ATLC S OF 32N AND W OF 65W ...GALE WARNING THROUGH THU N OF 27N... .SYNOPSIS...A STRONG COLD FRONT WILL MOVE OFF THE U.S. COAST THIS AFTERNOON AND EXTEND FROM 32N 66W TO 21N 71W BY LATE THU. GALE FORCE WINDS WILL CONTINUE N OF 27N IN ADVANCE OF THE COLD FRONT. .THIS AFTERNOON...N OF 27N AND W OF 73W WIND S 30 TO 40 KT. SEAS 10 TO 15 FT. ELSEWHERE W OF 68W WIND SE TO S 20 TO 30 KT WITH SEAS 8 TO 12 FT. E OF 68W WIND NE TO E TO SE 10 TO 20 KT WITH SEAS 5 TO 8 FT. NUMEROUS SHOWERS AND ISOLATED STRONG TSTMS. .TONIGHT...N OF 27N BETWEEN 70W AND FRONT WIND S 30 TO 40 KT. SEAS 10 TO 15 FT. NW OF FRONT WIND W TO NW 20 TO 30 KT WITH SEAS 8 TO 12 FT. N OF 24N W OF 67W AND E OF FRONT WIND SE TO S 20 TO 30 KT WITH SEAS 8 TO 12 FT. ELSEWHERE WIND E TO SE 10 TO 20 KT WITH SEAS 5 TO 8 FT. SCATTERED SHOWERS AND TSTMS WITHIN 120 NM E OF FRONT. .THU...AHEAD OF FRONT AND N OF 27N WIND S TO SE 30 TO 40 KTS. SEAS 10 TO 15 FT. BEHIND FRONT WIND W TO NW 20 TO 30 KT. SEAS 8 TO 12 FT. AHEAD FRONT S OF 27N WIND S TO SW 15 TO 25 KT. SEAS 7 TO 10 FT. SCATTERED SHOWERS AND TSTMS WITHIN 120 NM E OF FRONT. .OUTLOOK FOR THU NIGHT AND FRI...AREA OF GALE WINDS SHIFTING NE OUT OF AREA. WIND AND SEAS SLOWLY SUBSIDING THROUGH FRI.
Special weather statement, Mar 2, 11:25 AM EST, 16 minutes before
FLZ058-059-063-064-066>068-021730- SPECIAL WEATHER STATEMENT AND RADAR SUMMARY NATIONAL WEATHER SERVICE WEST PALM BEACH FL 1125 AM EST WED MAR 02 1994 ...A TORNADO WATCH REMAINS IN EFFECT FOR PALM BEACH...MARTIN... ST LUCIE...GLADES...HENDRY...AND OKECHOBEE COUNTIES UNTIL 5PM EST... WEATHER RADAR INDICATED MOST OF THE SOUTHERN PENINSULA COVERED WITH RAIN WHICH CONTAINS SEVRAL EMBEDDED HEAVIER SHOWERS AND THUNDERSTORMS. THE STRONGEST STORMS WERE LOCATED OVER NORTHWESTERN GLADES AND CENTRAL HIGHLANDS COUNTIES. MOVEMENT OF THESE STORMS WAS NORTHEAST AT 20 TO 25 MILES AN HOUR. THE AREA OF RAIN IS ADVANCING TO THE SOUTHEAST AT 15 TO 20 MILES AN HOUR AND HAD REACHED A MIAMI TO FLAMINGO LINE. THUNDERSTORMS MAY REACH SEVERE LIMITS LATER TODAY OVER SOUTHEASTERN FLORIDA...SO...RESIDENTS SHOULD BE ALERT FOR THE POSSIBILITY OF SEVERE WEATHER AND BE PREPARED TO MOVE QUICKLY TO A PLACE OF SAFETY. STAY TUNED TO NOAA WEATHER RADIO OR YOUR FAVORITE LOCAL RADIO OR TV STATION FOR WARNINGS IN CASE THEY ARE REQUIRED. NNNN $" AWOS CLR BL105/042 COE S35 AWOS 110 SCT `+ WWUSl _66WWUS g WUUS ^ WSPNN. @F WWUSZ V1WSCA. S" WUUS 0 14/10/0000/049HDN SA 1635 AWOS BLO 120 10 32/2P6WWUSB b16WWUSP \1639 SA 1AWOS CLR BLO 120df6WWUS X6WWUS e`WWUS h305/015 H6WWUS0 X21639
The office that day
Everything else NWS Miami, FL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Mar 2, 11:28 AM EST | Severe Thunderstorm Warning | MFL | Glades | 62 min |
| Mar 2, 12:45 PM EST | Severe Thunderstorm Warning | MFL | Collier | 60 min |
| Mar 2, 1:13 PM EST | Severe Thunderstorm Warning | MFL | Broward | 47 min |
| Mar 2, 1:45 PM EST | Tornado Warning | MFL | Collier | 60 min |
| Mar 2, 2:23 PM EST | Severe Thunderstorm Warning | MFL | Broward, Miami-Dade | 67 min |
| Mar 2, 2:46 PM EST | Severe Thunderstorm Warning | MFL | Broward, Miami-Dade | 59 min |
Nearby
Severe Thunderstorm Warnings in Florida, 1994Every severe thunderstorm warning in 1994
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.