Alert archive / Florida / Severe Thunderstorm Warnings in 1998
Severe Thunderstorm Warning 9, NWS Miami, FL
NWS Miami, FL issued this severe thunderstorm warning at Feb 2, 1998, 8:12 PM EST for Broward County, Florida. It was in force for 63 min. 1 report came from inside the area while it was in force.
The area
The counties it named, with what was reported inside it.
The facts
- Issued
- Feb 2, 1998, 8:12 PM EST (01:12 UTC)
- Expired
- Feb 2, 1998, 9:15 PM EST
- In force
- 63 min
- Issued by
- NWS Miami, FL
- Area
- Whole counties
County Broward County, FL
The radar
The Miami radar (KAMX), 60 km from the middle of the area, began a volume at 01:14 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.
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Feb 2, 8:34 PM EST | Tornado F1 | Miramar, FL | At 2034 est the f1 tornadoes crossed the dade-broward counties line and damaged a strip shopping center in miramar. The multiple tornadoes moved across north perry airport at 2036 est where 40 aircraft were destroyed and 40 aircraft were damaged. The tornadoes |
NCEI Storm Data entries that began inside the alert's area while it was in force. Before 2003 the local storm report archive is thin, so this is the record of what happened rather than what was phoned in.
The watch it was issued in
The SPC watch in force over the same counties when this warning went out.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| Feb 2, 8:00 PM EST | Tornado Watch | SPC | 6 hr |
The nearest sounding before it
Key West, FL (KEYW), launched 00:00Z, 1.2 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.
- Mixed-layer CAPE
- 234 J/kg
- Mixed-layer CIN
- -78 J/kg
- Mixed-layer LCL
- 670 m above ground
- 0-6 km bulk shear
- 33 kt
- 0-1 km storm-relative helicity
- 25 m²/s²
- 0-3 km storm-relative helicity
- 102 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
734 WUUS1 KMIA 030114 RRA SVRMIA AMZ651-671-FLC011-030215- BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE MIAMI FL 812 PM EST MON FEB 2 1998 THE NATIONAL WEATHER SERVICE IN MIAMI FL HAS ISSUED A SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 915 PM EST FOR PEOPLE IN THE FOLLOWING LOCATIONS... IN SOUTHEASTERN FLORIDA ...BROWARD COUNTY INCLUDING ADJACENT COASTAL WATERS AT 810 PM EST... DOPPLER RADAR INDICATED AA AREA OF SEVERE THUNDERSTORMS MOVING INTO SOUTH BROWARD FROM DADE COUNTY. AN OBSERVER REPORTED A WIND GUST OF 65 MPH AT 810 PM IN SOUTHEAST BROWARD COUNTY. THE THUNDERSTORMS WERE MOVING NORTHEAST AT 35 TO 40 MPH. IF YOU ARE CAUGHT OUTSIDE...SEEK REFUGE FROM THE WEATHER IN A STRONG BUILDING. DAMAGING WIND...LARGE HAIL...VERY HEAVY RAIN... AND DEADLY LIGHTNING ARE ALL POSSIBLE IN A SEVERE THUNDERSTORM. STAY INSIDE AWAY FROM WINDOWS UNTIL THE STORM HAS PASSED. 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.
The office that day
Everything else NWS Miami, FL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Feb 2, 7:02 PM EST | Severe Thunderstorm Warning | MFL | Monroe | 58 min |
| Feb 2, 7:18 PM EST | Tornado Warning | MFL | Miami-Dade | 52 min |
| Feb 2, 7:23 PM EST | Tornado Warning | MFL | Monroe | 62 min |
| Feb 2, 7:34 PM EST | Tornado Warning | MFL | Miami-Dade | 61 min |
| Feb 2, 8:29 PM EST | Tornado Warning | MFL | Broward, Miami-Dade | 61 min |
| Feb 2, 8:31 PM EST | Severe Thunderstorm Warning | MFL | Monroe | 59 min |
| Feb 2, 8:52 PM EST | Severe Thunderstorm Warning | MFL | Palm Beach | 63 min |
| Feb 2, 10:18 PM EST | Tornado Warning | MFL | Palm Beach | 62 min |
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; verification from NCEI's Storm Data; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.