Alert archive / Florida / Severe Thunderstorm Warnings in 1998
Severe Thunderstorm Warning 50, NWS Miami, FL
NWS Miami, FL issued this severe thunderstorm warning at Jun 23, 1998, 5:37 PM EDT for Collier County, Florida. It was in force for 48 min. No storm report in the archive falls inside the area while it was in force.
The area
The counties it named.
The facts
- Issued
- Jun 23, 1998, 5:37 PM EDT (21:37 UTC)
- Expired
- Jun 23, 1998, 6:25 PM EDT
- In force
- 48 min
- Issued by
- NWS Miami, FL
- Area
- Whole counties
County Collier County, FL
The radar
The Miami radar (KAMX), 111 km from the middle of the area, began a volume at 21:36 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
Miami, FL (KMFL), launched 12:00Z, 9.6 hours before the alert went out and 113 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
- 569 J/kg
- Mixed-layer CIN
- -141 J/kg
- Mixed-layer LCL
- 1201 m above ground
- 0-6 km bulk shear
- 10 kt
- 0-1 km storm-relative helicity
- -9 m²/s²
- 0-3 km storm-relative helicity
- -13 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
807 WUUS1 KMIA 232139 RRA SVRMIA FLC021-232225- BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE MIAMI FL 537 PM EDT TUE JUN 23 1998 THE NATIONAL WEATHER SERVICE IN MIAMI HAS ISSUED A * SEVERE THUNDERSTORM WARNING FOR... NORTHWESTERN COLLIER COUNTY IN SOUTHWESTERN FLORIDA * UNTIL 625 PM EDT * AT 535 PM...NATIONAL WEATHER SERVICE DOPPLER RADAR DETECTED A DEVELOPING SEVERE THUNDERSTORM OVER GOLDEN GATE. THE THUNDERSTORM IS MOVING NORTHWEST AT 10 MPH. * SOME LOCATIONS IN THE PATH OF THE STORM ARE NORTH NAPLES...NAPLES PARK...AND VANDERBILT BEACH. SEVERE THUNDERSTORMS PRODUCE DAMAGING WIND IN EXCESS OF 55 MPH... LARGE HAIL...DEADLY LIGHTNING...AND VERY HEAVY RAIN. 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, Jun 23, 2:30 PM EDT, 3 hours 7 minutes before
AMZ650-FLZ068-231930- SPECIAL WEATHER STATEMENT...CORRECTION (MOTION OF FUNNEL CLOUD) NATIONAL WEATHER SERVICE MIAMI FL 230 PM EDT TUE JUN 23 1998 ...FUNNEL CLOUD OVER THE ATLANTIC EAST OF PALM BEACH... A SEVERE WEATHER SPOTTER OBSERVED A FUNNEL CLOUD OVER THE ATLANTIC EAST OF PALM BEACH AT 225 PM EDT. THIS FUNNEL CLOUD WHICH WAS ABOUT 1 MILE NORTHEAST OF THE BREAKERS HOTEL SHOULD STAY ALOFT AS IT MOVES WEST AT 10 MPH. ADDITIONAL STATEMENTS WILL BE ISSUED AS NEEDED.
Special weather statement, Jun 23, 2:30 PM EDT, 3 hours 7 minutes before
AMZ650-FLZ068-231930- SPECIAL WEATHER STATEMENT...CORRECTION (MOTION OF FUNNEL CLOUD) NATIONAL WEATHER SERVICE MIAMI FL 230 PM EDT TUE JUN 23 1998 ...FUNNEL CLOUD OVER THE ATLANTIC EAST OF PALM BEACH... A SEVERE WEATHER SPOTTER OBSERVED A FUNNEL CLOUD OVER THE ATLANTIC EAST OF PALM BEACH AT 225 PM EDT. THIS FUNNEL CLOUD WHICH WAS ABOUT 1 MILE NORTHEAST OF THE BREAKERS HOTEL SHOULD STAY ALOFT AS IT MOVES WEST AT 10 MPH. ADDITIONAL STATEMENTS WILL BE ISSUED AS NEEDED.
Special weather statement, Jun 23, 2:30 PM EDT, 3 hours 7 minutes before
AMZ650-FLZ068-231930- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE MIAMI FL 230 PM EDT TUE JUN 23 1998 ...FUNNEL CLOUD OVER THE ATLANTIC EAST OF PALM BEACH... A SEVERE WEATHER SPOTTER OBSERVED A FUNNEL CLOUD OVER THE ATLANTIC EAST OF PALM BEACH AT 225 PM EDT. THIS FUNNEL CLOUD WHICH WAS ABOUT 1 MILE NORTHEAST OF THE BREAKERS HOTEL SHOULD STAY ALOFT AS IT MOVES EAST AT 10 MPH. ADDITIONAL STATEMENTS WILL BE ISSUED AS NEEDED.
Special weather statement, Jun 23, 2:30 PM EDT, 3 hours 7 minutes before
AMZ650-FLZ068-231930- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE MIAMI FL 230 PM EDT TUE JUN 23 1998 ...FUNNEL CLOUD OVER THE ATLANTIC EAST OF PALM BEACH... A SEVERE WEATHER SPOTTER OBSERVED A FUNNEL CLOUD OVER THE ATLANTIC EAST OF PALM BEACH AT 225 PM EDT. THIS FUNNEL CLOUD WHICH WAS ABOUT 1 MILE NORTHEAST OF THE BREAKERS HOTEL SHOULD STAY ALOFT AS IT MOVES EAST AT 10 MPH. ADDITIONAL STATEMENTS WILL BE ISSUED AS NEEDED.
Nearby
Severe Thunderstorm Warnings in Florida, 1998Every severe thunderstorm warning in 1998
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.