Alert archive / Florida / Severe Thunderstorm Warnings in 1994
Severe Thunderstorm Warning 35, NWS Miami, FL
NWS Miami, FL issued this severe thunderstorm warning at Aug 7, 1994, 7:45 PM EDT for Broward County, Miami-Dade County, Florida. It was in force for 60 min.
The area
The counties it named.
The facts
- Issued
- Aug 7, 1994, 7:45 PM EDT (23:45 UTC)
- Expired
- Aug 7, 1994, 8:45 PM EDT
- In force
- 60 min
- Issued by
- NWS Miami, FL
- Area
- Whole counties
Counties Broward County, FL, Miami-Dade County, FL
The radar
The Miami radar (KAMX), 31 km from the middle of the area, began a volume at 23:46 UTC, the scan nearest the moment this went out.
Open the radar archive at this moment
The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.
The nearest sounding before it
Key West, FL (KEYW), launched 12:00Z, 11.8 hours before the alert went out and 193 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
- 2133 J/kg
- Mixed-layer CIN
- -2 J/kg
- Mixed-layer LCL
- 828 m above ground
- 0-6 km bulk shear
- 10 kt
- 0-1 km storm-relative helicity
- 4 m²/s²
- 0-3 km storm-relative helicity
- 28 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 KMIA 072346 RRA
SVRMIA
FLC011-025-080045-
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE MIAMI FL
745 PM EDT SUN AUG 7 1994
THE NATIONAL WEATHER SERVICE IN MIAMI HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 845 PM EDT
FOR PEOPLE IN THE FOLLOWING LOCATION...S...
IN SOUTHEAST FLORIDA
...SOUTHEASTERN BROWARD COUNTY...NORTHEASTERN DADE COUNTY
AND THE ADJACENT COASTAL WATERS ALONG THE SOUTHEAST FLORIDA COAST
...SEVERE THUNDERSTORMS ARE DEVELOPING OVER SOUTHEAST BROWARD
AND NORTHEAST DADE COUNTIES...
AT 745 PM...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A SHORT
LINE OF DEVELOPING THUNDESTORMS FROM FT. LAUDERDALE...ACROSS
DANIA AND HOLLYWOOD...THEN OVER NORTHEAST DADE AND THE CITY OF
NORTH MIAMI.
THESE STORMS ARE ALONG AND EAST OF I-95 AND ARE MOVING TOWARD
THE EAST.
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.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, Aug 7, 6:02 PM EDT, 1 hour 43 minutes before
FLZ072-502-080000- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE MIAMI FL 601 PM EDT SUN AUG 7 1994 ...A STRONG THUNDERSTORM WILL BE AFFECTING NORTHEAST BROWARD COUNTY... AT 600 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR IN MIAMI INDICATED A STRONG THUNDERSTORM MOVING THROUGH THE MARGATE AND CORAL SPRINGS AREA OF BROWARD. THIS STORM WILL BE INCREASING SOME IN STRENGTH AS IT MOVES EAST TOWARD THE POMPANO BEACH AREA BY 630 PM. PEO|PLE IN THESE AREAS AS WELL AS BOATERS ALONG THE NORTH BROWARD COAST SHOULD BE ON THE ALERT FOR FREQUENT DANGEROUS LIGHTNING...GUSTY WINDS...POSSIBLE SMALL HAIL...AND BRIEF DOWNPOURS.
Special weather statement, Aug 7, 6:25 PM EDT, 1 hour 20 minutes before
FLZ072-502-080000- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE MIAMI FL 601 PM EDT SUN AUG 7 1994 ...A STRONG THUNDERSTORM WILL BE AFFECTING NORTHEAST BROWARD COUNTY... AT 600 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR IN MIAMI INDICATED A STRONG THUNDERSTORM MOVING THROUGH THE MARGATE AND CORAL SPRINGS AREA OF BROWARD. THIS STORM WILL BE INCREASING SOME IN STRENGTH AS IT MOVES EAST TOWARD THE POMPANO BEACH AREA BY 630 PM. PEOPLE IN THESE AREAS AS WELL AS BOATERS ALONG THE NORTH BROWARD COAST SHOULD BE ON THE ALERT FOR FREQUENT DANGEROUS LIGHTNING...GUSTY WINDS...POSSIBLE SMALL HAIL...AND BRIEF DOWNPOURS.
Special weather statement, Aug 7, 6:35 PM EDT, 1 hour 10 minutes before
FLZ068-072345- SPECIAL WEATHER STATEMENT AND RADAR SUMMARY NATIONAL WEATHER SERVICE WEST PALM BEACH FL 635 PM EDT SUN AUG 07 1994 .....STRONG THUNDERSTORMS IN PALM BEACH COUNTY... AT 630 PM EDT WEATHER SERVICE RADAR INDICATED STRONG THUNDERSTORMS CONTAINING VERY HEAVY RAIN...MOVING INTO THE WEST PALM BEACH AREA. THESE STORMS CONTAIN VERY HEAVY RAIN AND POSSIBLY SOME SMALL HAIL ...AS WELL AS DEADLY LIGHTNING STRIKES. WIND GUSTS UP TO 40 MILES AN HOUR CAN BE EXPECTED WITH THESE STORMS. RESIDENTS OF PALM BEACH COUNTY ESPECIALLY IN THE WEST PALM AREA AND COASTAL SECTIONS OF THE PALM BEACHES...SHOULD BE ALERT FOR THREATENING WEATHER CONDITIONS AND BE PREPARED TO ACT IF A WARNING IS ISSUED DURING THE NEXT HOUR. THESE STORMS WERE MOVING NORTHEAST AT 10 MILES AN HOUR. ELSEWHERE...SHOWERS AND THUNDERSTORMS WERE SCATTERED SOUTH OF A LINE FROM DAYTONA BEACH TO TAMPA AND IN THE ATLANTIC FROM NORTH OF GREAT ABACO ISLAND SOUTH TO WESTERN ANDROS ISLAND. LITTLE MOVEMENT WAS INDICATED.
Special weather statement, Aug 7, 6:44 PM EDT, 1 hour 1 minute before
FLZ068-072345- SPECIAL WEATHER STATEMENT AND RADAR SUMMARY NATIONAL WEATHER SERVICE WEST PALM BEACH FL 635 PM EDT SUN AUG 07 1994 .....STRONG THUNDERSTORMS IN PALM BEACH COUNTY... AT 630 PM EDT WEATHER SERVICE RADAR INDICATED STRONG THUNDERSTORMS CONTAINING VERY HEAVY RAIN...MOVING INTO THE WEST PALM BEACH AREA. THESE STORMS CONTAIN VERY HEAVY RAIN AND POSSIBLY SOME SMALL HAIL ...AS WELL AS DEADLY LIGHTNING STRIKES. WIND GUSTS UP TO 40 MILES AN HOUR CAN BE EXPECTED WITH THESE STORMS. RESIDENTS OF PALM BEACH COUNTY ESPECIALLY IN THE WEST PALM AREA AND COASTAL SECTIONS OF THE PALM BEACHES...SHOULD BE ALERT FOR THREATENING WEATHER CONDITIONS AND BE PREPARED TO ACT IF A WARNING IS ISSUED DURING THE NEXT HOUR. THESE STORMS WERE MOVING NORTHEAST AT 10 MILES AN HOUR. ELSEWHERE...SHOWERS AND THUNDERSTORMS WERE SCATTERED SOUTH OF A LINE FROM DAYTONA BEACH TO TAMPA AND IN THE ATLANTIC FROM NORTH OF GREAT ABACO ISLAND SOUTH TO WESTERN ANDROS ISLAND. LITTLE MOVEMENT WAS INDICATED.
Special weather statement, Aug 7, 7:27 PM EDT, 18 minutes before
FLZ072-502-080130- SPECIAL WEATHER STATEMENT AND MARINE WEATHER STATEMENT NATIONAL WEATHER SERVICE MIAMI FL 727 PM EDT SUN AUG 7 1994 ...STRONG THUNDERSTORMS OVER BROWARD COUNTY FROM POMPANO BEACH TO FT. LAUDERDALE WILL BE MOVING EAST OVER BEACHES AND COASTAL WATERS... AT 725 PM...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED SHOWERS AND THUNDERSTORMS...SOME STRONG...EXTENDING NORTH TO SOUTH ALONG AND EAST OF I-95 IN BROWARD COUNTY FROM POMPANO BEACH TO FT. LAUDERDALE TO DANIA. THE STRONGEST STORM WAS DEVELOPING IN THE FT. LAUDERDALE AREA JUST SOUTHWEST OF FT. LAUDERDALE INTERNATIONAL AIRPORT. THESE STORMS ARE MOVING EAST AT 10 MPH AND WILL BE PASSING OVER BEACH AREAS AND INTO COASTAL WATERS BETWEEN 730 AND 8 PM. PEOPLE IN THE AREA INCLUDING BOATERS ON BROWARD WATERS SHOULD REMAIN ALERT FOR LIGHTNING...GUSTY WINDS...AND BRIEF HEAVY DOWNPOURS...AND POSSIBLE HAIL.
Special weather statement, Aug 7, 7:29 PM EDT, 16 minutes before
FLZ072-502-080130- SPECIAL WEATHER STATEMENT AND MARINE WEATHER STATEMENT NATIONAL WEATHER SERVICE MIAMI FL 727 PM EDT SUN AUG 7 1994 ...STRONG THUNDERSTORMS OVER BROWARD COUNTY FROM POMPANO BEACH TO FT. LAUDERDALE WILL BE MOVING EAST OVER BEACHES AND COASTAL WATERS... AT 725 PM...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED SHOWERS AND THUNDERSTORMS...SOME STRONG...EXTENDING NORTH TO SOUTH ALONG AND EAST OF I-95 IN BROWARD COUNTY FROM POMPANO BEACH TO FT. LAUDERDALE TO DANIA. THE STRONGEST STORM WAS DEVELOPING IN THE FT. LAUDERDALE AREA JUST SOUTHWEST OF FT. LAUDERDALE INTERNATIONAL AIRPORT. THESE STORMS ARE MOVING EAST AT 10 MPH AND WILL BE PASSING OVER BEACH AREAS AND INTO COASTAL WATERS BETWEEN 730 AND 8 PM. PEOPLE IN THE AREA INCLUDING BOATERS ON BROWARD WATERS SHOULD REMAIN ALERT FOR LIGHTNING...GUSTY WINDS...AND BRIEF HEAVY DOWNPOURS...AND POSSIBLE HAIL.
The office that day
Everything else NWS Miami, FL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 7, 6:32 PM EDT | Severe Thunderstorm Warning | MFL | Broward | 58 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; radar from the NEXRAD Level II archive.