Alert archive / Florida / Severe Thunderstorm Warnings in 1994
Severe Thunderstorm Warning 49, NWS Miami, FL
NWS Miami, FL issued this severe thunderstorm warning at Nov 14, 1994, 9:43 PM EST for Miami-Dade County, Florida. It was in force for 62 min.
The area
The counties it named.
The facts
- Issued
- Nov 14, 1994, 9:43 PM EST (02:43 UTC)
- Expired
- Nov 14, 1994, 10:45 PM EST
- In force
- 62 min
- Issued by
- NWS Miami, FL
- Area
- Whole counties
County Miami-Dade County, FL
The radar
The Miami radar (KAMX), 9 km from the middle of the area, began a volume at 02:43 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 00:00Z, 2.7 hours before the alert went out and 169 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
- 273 J/kg
- Mixed-layer CIN
- -15 J/kg
- Mixed-layer LCL
- 752 m above ground
- 0-6 km bulk shear
- 11 kt
- 0-1 km storm-relative helicity
- -3 m²/s²
- 0-3 km storm-relative helicity
- 74 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 150246 RRA SVRMIA FLC025-FLZ502-150345- BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM AND SPECIAL MARINE WARNING NATIONAL WEATHER SERVICE MIAMI FL 943 PM EST MON NOV 14 1994 THE NATIONAL WEATHER SERVICE IN MIAMI HAS ISSUED A SEVERE THUNDERSTORM AND SPECIAL MARINE WARNING EFFECTIVE UNTIL 1045 PM EST FOR PEOPLE IN THE FOLLOWING LOCATION...... IN SOUTHEAST FLORIDA ...DADE COUNTY AND FOR BOATERS ON THE COASTAL WATERS AROUND ...HALLANDALE TO KEY LARGO DOPPLER RADAR INDICATES A BAND OF THUNDERSTORMS WITH DAMAGING WINDS BETWEEN HOMESTEAD AND MIAMI AND EXTENDING EASTWARD OVER 50 MILES MOVING RAPIDILY TOWARDS THE WEST. 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. 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 REPORT THE SEVERE WEATHER TO YOUR LOCAL 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, Nov 14, 6:40 PM EST, 3 hours 3 minutes before
FLZ067-068-502-150045- SPECIAL WEATHER STATEMENT AND RADAR SUMMARY NATIONAL WEATHER SERVICE WEST PALM BEACH FL 640 PM EST MON NOV 14 1994 ...TROPICAL STORM WARNING IN EFFECT FROM JUPITER INLET SOUTH TO THE DRY TORTUGAS INCLUDING LAKE OKEECHOBEE... ...A COASTAL FLOOD WARNING IN EFFECT FOR PALM BEACH COUNTY THROUGH TUESDAY ... AT 630 PM EST...WEATHER SERVICE RADAR INDICATED A LARGE RAIN AREA... MOSTLY LIGHT...WITH A FEW EMBEDDED SHOWERS AND THUNDERSTORMS...OVER THE PENINSULA SOUTH AND EAST OF A LINE FROM VERO BEACH TO NAPLES. THE RAIN AREA EXTENDED EASTWARD OVER THE ATLANTIC TO THE ISLANDS. THE HEAVIEST RAINS WERE IN THE ATLANTIC OVER THE NORTHERN GRAND BAHAMA BANK AND 50 MILES OFFSHORE MELBOURNE. MOVEMENT WAS WEST AT 25 MILES AN HOUR. REPORTS HAVE BEEN RECEIVED OF DOWNED POWER LINES...TRAFFIC LIGHTS AND TREE LIMBS...FLYING DEBRIS AND SOME MINOR STREET AND COASTAL FLOODING OVER PORTIONS OF SOUTHERN PALM BEACH COUNTY. LARGE TREES WERE DOWN IN WEST PALM BEACH...POWER LINES DOWN IN REVIERA BEACH...AND MODERATE BEACH EROSION HAS OCCURRED ON JUPITER ISLAND...JUNO BEACH AND SINGER ISLAND. SOME ACCESS ROADS TO JOHN D. MCARTHUR PARK WERE UNDER WATER. RESIDENTS OF PALM BEACH COUNTY SHOULD TAKE ACTION TO PROTECT PROPERTY NOW AND AVIOD THE ROADWAYS IF AT ALL POSSIBLE.
Special weather statement, Nov 14, 6:44 PM EST, 2 hours 59 minutes before
FLZ067-068-502-150045- SPECIAL WEATHER STATEMENT AND RADAR SUMMARY NATIONAL WEATHER SERVICE WEST PALM BEACH FL 640 PM EST MON NOV 14 1994 ...TROPICAL STORM WARNING IN EFFECT FROM JUPITER INLET SOUTH TO THE DRY TORTUGAS INCLUDING LAKE OKEECHOBEE... ...A COASTAL FLOOD WARNING IN EFFECT FOR PALM BEACH COUNTY THROUGH TUESDAY ... AT 630 PM EST...WEATHER SERVICE RADAR INDICATED A LARGE RAIN AREA... MOSTLY LIGHT...WITH A FEW EMBEDDED SHOWERS AND THUNDERSTORMS...OVER THE PENINSULA SOUTH AND EAST OF A LINE FROM VERO BEACH TO NAPLES. THE RAIN AREA EXTENDED EASTWARD OVER THE ATLANTIC TO THE ISLANDS. THE HEAVIEST RAINS WERE IN THE ATLANTIC OVER THE NORTHERN GRAND BAHAMA BANK AND 50 MILES OFFSHORE MELBOURNE. MOVEMENT WAS WEST AT 25 MILES AN HOUR. REPORTS HAVE BEEN RECEIVED OF DOWNED POWER LINES...TRAFFIC LIGHTS AND TREE LIMBS...FLYING DEBRIS AND SOME MINOR STREET AND COASTAL FLOODING OVER PORTIONS OF SOUTHERN PALM BEACH COUNTY. LARGE TREES WERE DOWN IN WEST PALM BEACH...POWER LINES DOWN IN REVIERA BEACH...AND MODERATE BEACH EROSION HAS OCCURRED ON JUPITER ISLAND...JUNO BEACH AND SINGER ISLAND. SOME ACCESS ROADS TO JOHN D. MCARTHUR PARK WERE UNDER WATER. RESIDENTS O^F PALM BEACH COUNTY SHOULD TAKE ACTION TO PROTECT PROPERTY NOW AND AVIOD THE ROADWAYS IF AT ALL POSSIBLE.
Special weather statement, Nov 14, 7:37 PM EST, 2 hours 6 minutes before
FLZ067-068-502-150145- SPECIAL WEATHER STATEMENT AND RADAR SUMMARY NATIONAL WEATHER SERVICE WEST PALM BEACH FL 740 PM EST MON NOV 14 1994 ...TROPICAL STORM WARNING IN EFFECT FROM JUPITER INLET SOUTH TO THE DRY TORTUGAS INCLUDING LAKE OKEECHOBEE... ...A COASTAL FLOOD WARNING IN EFFECT FOR PALM BEACH COUNTY THROUGH TUESDAY ... AT 730 PM EST...WEATHER SERVICE RADAR INDICATED A LARGE RAIN AREA... MOSTLY LIGHT...WITH A FEW EMBEDDED SHOWERS AND THUNDERSTORMS... CONTINUING OVER THE PENINSULA AND THE ADJACENT COASTAL WATERS SOUTH AND EAST OF A MELBOURNE-ARCADIA-NAPLES LINE. THE RAIN AREA EXTENDED EASTWARD OVER THE ATLANTIC TO THE ISLANDS AND SOUTHWARD TO THE CAY SAL BANK. THE HEAVIEST RAINS WERE IN THE ATLANTIC 50 MILES NORTH OF WEST END AND 30 MILES SOUTH OF THE BIMINIS. MOVEMENT WAS WEST AT 25 MILES AN HOUR. REPORTS HAVE BEEN RECEIVED OF DOWNED POWER LINES...TRAFFIC LIGHTS AND TREE LIMBS...FLYING DEBRIS AND SOME MINOR STREET AND COASTAL FLOODING OVER PORTIONS OF SOUTHERN PALM BEACH COUNTY. LARGE TREES WERE DOWN IN WEST PALM BEACH...POWER LINES DOWN IN REVIERA BEACH...AND MODERATE BEACH EROSION HAS OCCURRED ON JUPITER ISLAND...JUNO BEACH AND SINGER ISLAND. SO\ME ACCESS ROADS TO JOHN D. MCARTHUR PARK WERE UNDER WATER. RESIDENTS OF PALM BEACH COUNTY SHOULD TAKE ACTION TO PROTECT PROPERTY NOW AND AVIOD THE ROADWAYS IF AT ALL POSSIBLE.
Special weather statement, Nov 14, 7:40 PM EST, 2 hours 3 minutes before
FLZ067-068-502-150145- SPECIAL WEATHER STATEMENT AND RADAR SUMMARY NATIONAL WEATHER SERVICE WEST PALM BEACH FL 740 PM EST MON NOV 14 1994 ...TROPICAL STORM WARNING IN EFFECT FROM JUPITER INLET SOUTH TO THE DRY TORTUGAS INCLUDING LAKE OKEECHOBEE... ...A COASTAL FLOOD WARNING IN EFFECT FOR PALM BEACH COUNTY THROUGH TUESDAY ... AT 730 PM EST...WEATHER SERVICE RADAR INDICATED A LARGE RAIN AREA... MOSTLY LIGHT...WITH A FEW EMBEDDED SHOWERS AND THUNDERSTORMS... CONTINUING OVER THE PENINSULA AND THE ADJACENT COASTAL WATERS SOUTH AND EAST OF A MELBOURNE-ARCADIA-NAPLES LINE. THE RAIN AREA EXTENDED EASTWARD OVER THE ATLANTIC TO THE ISLANDS AND SOUTHWARD TO THE CAY SAL BANK. THE HEAVIEST RAINS WERE IN THE ATLANTIC 50 MILES NORTH OF WEST END AND 30 MILES SOUTH OF THE BIMINIS. MOVEMENT WAS WEST AT 25 MILES AN HOUR. REPORTS HAVE BEEN RECEIVED OF DOWNED POWER LINES...TRAFFIC LIGHTS AND TREE LIMBS...FLYING DEBRIS AND SOME MINOR STREET AND COASTAL FLOODING OVER PORTIONS OF SOUTHERN PALM BEACH COUNTY. LARGE TREES WERE DOWN IN WEST PALM BEACH...POWER LINES DOWN IN REVIERA BEACH...AND MODERATE BEACH EROSION HAS OCCURRED ON JUPITER ISLAND...JUNO BEACH AND SINGER ISLAND. SOME ACCESS ROADS TO JOHN D. MCARTHUR PARK WERE UNDER WATER. RESIDENTS OF PALM BEACH COUNTY SHOULD TAKE ACTION TO PROTECT PROPERTY NOW AND AVIOD THE ROADWAYS IF AT ALL POSSIBLE.
Special weather statement, Nov 14, 8:40 PM EST, 1 hour 3 minutes before
FLZ067-068-502-150245- SPECIAL WEATHER STATEMENT AND RADAR SUMMARY NATIONAL WEATHER SERVICE WEST PALM BEACH FL 840 PM EST MON NOV 14 1994 ...TROPICAL STORM WARNING IN EFFECT FROM JUPITER INLET SOUTH TO THE DRY TORTUGAS INCLUDING LAKE OKEECHOBEE... ...A COASTAL FLOOD WARNING IN EFFECT FOR PALM BEACH COUNTY THROUGH TUESDAY ... AT 830 PM EST...WEATHER SERVICE RADAR INDICATED A LARGE RAIN AREA... MOSTLY LIGHT...WITH A FEW EMBEDDED SHOWERS AND THUNDERSTORMS... CONTINUING OVER THE PENINSULA AND THE ADJACENT COASTAL WATERS EAST OF A LINE FROM VERO BEACH TO FLAMINGO. THE RAIN AREA EXTENDED EASTWARD OVER THE ATLANTIC TO THE ISLANDS AND SOUTHWARD NEARLY TO THE CAY SAL BANK. THE HEAVIEST RAINS WERE IN THE ATLANTIC EAST OF THE BIMINIS. MOVEMENT WAS WEST AT 25 MILES AN HOUR. RESIDENTS OF PALM BEACH COUNTY SHOULD TAKE ACTION TO PROTECT PROPERTY NOW AND AVIOD THE ROADWAYS IF AT ALL POSSIBLE.
Special weather statement, Nov 14, 9:04 PM EST, 39 minutes before
FLZ067-068-502-150245- SPECIAL WEATHER STATEMENT AND RADAR SUMMARY NATIONAL WEATHER SERVICE WEST PALM BEACH FL 840 PM EST MON NOV 14 1994 ...TROPICAL STORM WARNING IN EFFECT FROM JUPITER INLET SOUTH TO THE DRY TORTUGAS INCLUDING LAKE OKEECHOBEE... ...A COASTAL FLOOD WARNING IN EFFECT FOR PALM BEACH COUNTY THROUGH TUESDAY ... AT 830 PM EST...WEATHER SERVICE RADAR INDICATED A LARGE RAIN AREA... MOSTLY LIGHT...WITH A FEW EMBEDDED SHOWERS AND THUNDERSTORMS... CONTINUING OVER THE PENINSULA AND THE ADJACENT COASTAL WATERS EAST OF A LINE FROM VERO BEACH TO FLAMINGO. THE RAIN AREA EXTENDED EASTWARD OVER THE ATLANTIC TO THE ISLANDS AND SOUTHWARD NEARLY TO THE CAY SAL BANK. THE HEAVIPEST RAINS WERE IN THE ATLANTIC EAST OF THE BIMINIS. MOVEMENT WAS WEST AT 25 MILES AN HOUR. RESIDENTS OF PALM BEACH COUNTY SHOULD TAKE ACTION TO PROTECT PROPERTY NOW AND AVIOD THE ROADWAYS IF AT ALL POSSIBLE.
The office that day
Everything else NWS Miami, FL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Nov 14, 8:48 PM EST | Severe Thunderstorm Warning | MFL | Miami-Dade | 57 min |
| Nov 14, 10:25 PM EST | Severe Thunderstorm Warning | MFL | Broward | 65 min |
| Nov 15, 6:56 AM EST | Severe Thunderstorm Warning | MFL | Miami-Dade | 64 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.