Alert archive / Florida / Severe Thunderstorm Warnings in 1995

Severe Thunderstorm Warning 15, NWS Miami, FL

March 18, 1995Broward County, Florida

NWS Miami, FL issued this severe thunderstorm warning at Mar 18, 1995, 12:31 PM EST for Broward County, Florida. It was in force for 59 min.

The area

The counties it named.

The facts

Issued
Mar 18, 1995, 12:31 PM EST (17:31 UTC)
Expired
Mar 18, 1995, 1:30 PM EST
In force
59 min
Issued by
NWS Miami, FL
Area
Whole counties

County Broward County, FL

The nearest sounding before it

Key West, FL (KEYW), launched 12:00Z, 5.5 hours before the alert went out and 218 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.

Skew-T log-pSkew-T log-p diagram, Key West, FL at 12:00Z on 1995-03-18Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1648 joules per kilogram.LCLEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Key West, FL at 12:00Z on 1995-03-18The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 64 square meters per square second.1939587897117Sfc1 km3 km6 km9 kmRMLM
The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.
Mixed-layer CAPE
1648 J/kg
Mixed-layer CIN
-2 J/kg
Mixed-layer LCL
689 m above ground
0-6 km bulk shear
41 kt
0-1 km storm-relative helicity
64 m²/s²
0-3 km storm-relative helicity
149 m²/s²
Significant tornado parameter
0.6
Supercell composite
3.4

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

000 
TTAA00 KMIA 181733 RRA
SVRMIA
FLC011-181830-
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE MIAMI FL
1231 PM EST SAT MAR 18 1995
 
THE NATIONAL WEATHER SERVICE IN MIAMI HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL  130 PM EST
FOR PEOPLE IN THE FOLLOWING LOCATION......
 
IN SOUTHEAST FLORIDA
 
   ...EASTERN BROWARD COUNTY
 
 
AT 1230 PM DOPPLER RADAR INDICATES A SEVERE THUNDERSTORM IN EASTERN
BROWARD COUNTY NEAR PLANTATION. QUARTER-SIZE HAIL WAS REPORTED
IN DAVIE NEAR THIS STORM.
 
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, Mar 18, 11:35 AM EST, 56 minutes before
FLZ067-181735-
SPECIAL WEATHER STATEMENT AND RADAR SUMMARY
NATIONAL WEATHER SERVICE WEST PALM BEACH FL
1135 AM EST SAT MAR 18 1995

 ...STRNG THUNDESTORMS MOVING INTO WESTERN PALM BEACH COUNTY...

AT 1130 AM EST WEATHER SERVICE RADAR INDICATED SEVERAL THUNDERSTORMS
INCREASING IN INTENSITY OVER SOUTHERN LAKE OKEECHOBEE...NEAR SOUTH BAY...
AND OVER EASTERN GLADES AND HENDRY COUNTIES.

THESE THUNDERSTORMS WERE MOVING TO THE NORTHEAST AT 15 TO 20 MILES
AN HOUR.

BOATERS ON LAKE OKEECHOBEE SHOULD REMAIN ON ALERT FOR THE APPROACH OF
THREATENING WEATHER AND BE READY TO SEEK SAFE HARBOR. MAKE SURE ALL
ON BOARD ARE WEARING THEIR FLOTATION DEVCE AND STAY BELOW DECK TO
PREVET LIGHTNING STRIKES.

RESIDENTS OF PALM BEACH COUNTY SHOULD BE ALERT FOR THE APPROACH
OF THREATENING WEATHER AND BE PREPARED TO TAKE IMMEDIATE SHELTER
SHOULD THREATENING WEATHER APPROACH.

ELSWHERE ON WEATHER RADAR....SHOWERS AND THUNDERSTORMS WERE SCATTERED
OVER THE SOUTHERN PENINSULA FROM TAMPA EXTENDING ACROSS THE PENINSULA
TO MIAMI AND OFFSHORE TO THE BIMINIS.

AKSO...SHOWERS AND THUNDERSTORMS CONTINUD FROM WEST END GRAND BAHAMA
ISLAND TO TH COAST NEAR MIAMI.

MOVEMENT WAS NORTHEAST AT 15 MILES AN HOUR.

NNNN
Special weather statement, Mar 18, 11:50 AM EST, 41 minutes before
FLZ067-181735-
SPECIAL WEATHER STATEMENT AND RADAR SUMMARY
NATIONAL WEATHER SERVICE WEST PALM BEACH FL
1135 AM EST SAT MAR 18 1995

 ...STRNG THUNDESTORMS MOVING INTO WESTERN PALM BEACH COUNTY...

AT 1130 AM EST WEATHER SERVICE RADAR INDICATED SEVERAL THUNDERSTORMS
INCREASING IN INTENSITY OVER SOUTHERN LAKE OKEECHOBEE...NEAR SOUTH BAY...
AND OVER EASTERN GLADES AND HENDRY COUNTIES.

THESE THUNDERSTORMS WERE MOVING TO THE NORTHEAST AT 15 TO 20 MILES
AN HOUR.

BOATERS ON LAKE OKEECHOBEE SHOULD REMAIN ON ALERT FOR THE APPROACH OF
THREATENING WEATHER AND BE READY TO SEEK SAFE HARBOR. MAKE SURE ALL
ON BOARD ARE WEARING THEIR FLOTATION DEVCE AND STAY BELOW DECK TO
PREVET LIGHTNING STRIKES.

RESIDENTS OF PALM BEACH COUNTY SHOULD BE ALERT FOR THE APPROACH
OF THREATENING WEATHER AND BE PREPARED TO TAKE IMMEDIATE SHELTER
SHOULD THREATENING WEATHER APPROACH.

ELSWHERE ON WEATHER RADAR....SHOWERS AND THUNDERSTORMS WERE SCATTERED
OVER THE SOUTHERN PENINSULA FROM TAMPA EXTENDING ACROSS THE PENINSULA
TO MIAMI AND OFFSHORE TO THE BIMINIS.

AKSO...SHOWERS AND THUNDERSTORMS CONTINUD FROM WEST END GRAND BAHAMA
ISLAND TO TH COAST NEAR MIAMI.

MOVEMENT WAS NORTHEAST AT 15 MILES AN HOUR.
~
NNNN
Special weather statement, Mar 18, 12:00 PM EST, 31 minutes before
FLZ067-190200-
SPECIAL WEATHER STATEMENT AND RADAR SUMMARY
NATIONAL WEATHER SERVICE WEST PALM BEACH FL
1200 PM EST SAT MAR 18 1995

 ...A SEVERE THUNDERSTORM WATCH IN EFFECT FOR PALM BEACH COUNTY...

THE NATIONAL SEVERE STORMS FORECAST CENTER IN KANSAS CITY MO HAS ISSUED
A SEVERE THUNDERSTORM WATH FOR CENTRAL AND SOUTH FLORIDA AND THE
ADJACENT COASTAL WATERS UNTIL 6 PM EST THIS SATURDAY EVENING...

PALM BEACH COUNTY IS INCLUDED WITHIN THIS WATCH AREA.

BOATERS ON LAKE OKEECHOBEE SHOULD REMAIN ON ALERT FOR THE APPROACH OF
THREATENING WEATHER AND BE READY TO SEEK SAFE HARBOR. MAKE SURE ALL
ON BOARD ARE WEARING THEIR FLOTATION DEVICES AND STAY BELOW DECK TO
HELP THE PREVENTION OF LIGHTNING STRIKES.

RESIDENTS OF PALM BEACH COUNTY SHOULD BE ALERT FOR THE APPROACH
OF THREATENING WEATHER AND BE PREPARED TO TAKE IMMEDIATE SHELTER
SHOULD THREATENING WEATHER APPROACH.

REMEMBER....A SEVERE THUNDERSTORM WATCH MEANS THAT CONDITIONS ARE
FAVORABLE FOR THE FORMATION OF SEVERE THUNDERSTORMS IN...AND CLOSE TO
...THE WATCH AREA.

STAY TUNED TO NOAA WEATHER RADIO...LOCAL RADIO AND TV FOR UPDATES.

NNNN
Special weather statement, Mar 18, 12:12 PM EST, 19 minutes before
FLZ067-190200-
SPECIAL WEATHER STATEMENT AND RADAR SUMMARY
NATIONAL WEATHER SERVICE WEST PALM BEACH FL
1200 PM EST SAT MAR 18 1995

 ...A SEVERE THUNDERSTORM WATCH IN EFFECT FOR PALM BEACH COUNTY...

THE NATIONAL SEVERE STORMS FORECAST CENTER IN KANSAS CITY MO HAS ISSUED
A SEVERE THUNDERSTORM WATH FOR CENTRAL AND SOUTH FLORIDA AND THE
ADJACENT COASTAL WATERS UNTIL 6 PM EST THIS SATURDAY EVENING...

PALM BEACH COUNTY IS INCLUDED WITHIN THIS WATCH AREA.

BOATERS ON LAKE OKEECHOBEE SHOULD REMAIN ON ALERT FOR THE APPROACH OF
THREATENING WEATHER AND BE READY TO SEEK SAFE HARBOR. MAKE SURE ALL
ON BOARD ARE WEARING THEIR FLOTATION DEVICES AND STAY BELOW DECK TO
HELP THE PREVENTION OF LIGHTNING STRIKES.

RESIDENTS OF PALM BEACH COUNTY SHOULD BE ALERT FOR THE APPROACH
OF THREATENING WEATHER AND BE PREPARED TO TAKE IMMEDIATE SHELTER
SHOULD THREATENING WEATHER APPROACH.

REMEMBER....A SEVERE THUNDERSTORM WATCH MEANS THAT CONDITIONS ARE
FAVORABLE FOR THE FORMATION OF SEVERE THUNDERSTORMS IN...AND CLOSE TO
...THE WATCH AREA.

STAY TUNED TO NOAA WEATHER RADIO...LOCAL RADIO AND TV FOR UPDATES.

NNNN

Nearby

Severe Thunderstorm Warnings in Florida, 1995Every severe thunderstorm warning in 1995

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.