Alert archive / Florida / Tornado Warnings in 1998

Tornado Warning 16, NWS Melbourne, FL

February 22, 1998Orange County, Seminole County, Florida

NWS Melbourne, FL issued this tornado warning at Feb 22, 1998, 3:00 PM EST for Orange County, Seminole County, Florida. It was in force for 65 min. 2 reports 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 22, 1998, 3:00 PM EST (20:00 UTC)
Expired: Feb 22, 1998, 4:05 PM EST
In force: 65 min
Issued by: NWS Melbourne, FL
Area: Whole counties

Counties Orange County, FL, Seminole County, FL

The radar

The Melbourne radar (KMLB), 83 km from the middle of the area, began a volume at 20:01 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 22, 3:15 PM EST	Hail 1	Chuluota, FL
Feb 22, 3:45 PM EST	Hail 0.75	(Mco)Orlando Intl Ar, FL

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 22, 2:15 PM EST	Tornado Watch	SPC	7 hr

The nearest sounding before it

Cape Canaveral, FL (KXMR), launched 12:00Z, 8.0 hours before the alert went out and 78 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-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

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: 38 J/kg
Mixed-layer CIN: -2 J/kg
Mixed-layer LCL: 715 m above ground
0-6 km bulk shear: 47 kt
0-1 km storm-relative helicity: 231 m²/s²
0-3 km storm-relative helicity: 291 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

Open this sounding in Storm Lab

The text

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

341 
WFUS01 KMLB 222001 RRA
TORMLB
FLC095-117-222105-

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING...CORRECTED HEADER
NATIONAL WEATHER SERVICE MELBOURNE FL
300 PM EST SUN FEB 22 1998

THE NATIONAL WEATHER SERVICE IN MELBOURNE FL HAS ISSUED A
TORNADO WARNING EFFECTIVE UNTIL 405 PM EST
FOR PEOPLE IN THE FOLLOWING LOCATION...

IN EAST CENTRAL FLORIDA

   ...SEMINOLE COUNTY
   ...ORANGE COUNTY
 
AT 255 PM...DOPPLER RADAR SHOWED A SEVERE THUNDERSTORM AND POSSIBLE
TORNADO DEVELOPING NEAR UNION PARK IN ORANGE COUNTY. THE STORM WILL
MOVE NORTHEAST AT 35 MPH INTO SEMINOLE COUNTY BETWEEN 300PM AND
315PM AND AFFECT AREAS FROM OVIEDO TO WASHINGTON HEIGHTS...CHULUOTA
AND POSSIBLY LAKE HARNEY BY 330PM.
 
THIS STORM HAS ALREDY PRODUCED PING-PONG BALL SIZED HAIL IN
GOLDENROD.

THIS IS A DANGEROUS STORM. IF YOU ARE IN ITS PATH YOU SHOULD
PREPARE FOR DAMAGING WIND IN EXCESS OF 58 MPH...LARGE HAIL...AND
DEADLY LIGHTNING. PEOPLE OUTSIDE OR IN MOBILE HOMES SHOULD MOVE
INSIDE A STRONG BUILDING AND STAY AWAY FROM WINDOWS.

A TORNADO WATCH IS ALSO IN EFFECT FOR THE WARNED AREA. REMEMBER
SEVERE THUNDERSTORMS CAN AND OCCASIONALLY DO PRODUCE TORNADOES
WITH LITTLE OR NO ADVANCE WARNING. REMAIN CALM BUT BE READY TO GO
TO A SAFE PLACE IF SEVERE THUNDERSTORMS MOVE TOWARD YOUR AREA,
ESPECIALLY IF YOU LIVE IN A MOBILE HOME.


CRISTALDI

The office that day

Everything else NWS Melbourne, FL issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Feb 22, 2:17 PM EST	Severe Thunderstorm Warning	MLB	Osceola	33 min
Feb 22, 2:27 PM EST	Severe Thunderstorm Warning	MLB	Orange	63 min
Feb 22, 2:45 PM EST	Severe Thunderstorm Warning	MLB	Brevard	65 min
Feb 22, 2:59 PM EST	Severe Thunderstorm Warning	MLB	Orange, Seminole	66 min
Feb 22, 3:06 PM EST	Tornado Warning	MLB	Osceola	64 min
Feb 22, 3:34 PM EST	Severe Thunderstorm Warning	MLB	Brevard, Volusia	66 min

Nearby

Tornado Warnings in Florida, 1998 Every tornado warning in 1998 Tornadoes 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.