Alert archive / Florida / Severe Thunderstorm Warnings in 1990
Severe Thunderstorm Warning 23, NWS Melbourne, FL
NWS Melbourne, FL issued this severe thunderstorm warning at Jul 2, 1990, 2:37 PM EDT for Brevard County, Florida. It was in force for 68 min.
The area
The counties it named.
The facts
- Issued
- Jul 2, 1990, 2:37 PM EDT (18:37 UTC)
- Expired
- Jul 2, 1990, 3:45 PM EDT
- In force
- 68 min
- Issued by
- NWS Melbourne, FL
- Area
- Whole counties
County Brevard County, FL
The radar
The WSR-88D network and its archive begin in 1991, so there is no radar volume for this alert.
The nearest sounding before it
Tampa Bay, FL (KTBW), launched 12:00Z, 6.6 hours before the alert went out and 180 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
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- NaN m above ground
- 0-6 km bulk shear
- 12 kt
- 0-1 km storm-relative helicity
- 20 m²/s²
- 0-3 km storm-relative helicity
- 54 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 KMLB 021839 SVRMLB FLC009-021945- BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM AND SPECIAL MARINE WARNING NATIONAL WEATHER SERVICE MELBOURNE FL 237 PM EDT MON JUL 2 1990 THE NATIONAL WEATHER SERVICE IN MELBOURNE HAS ISSUED A SEVERE THUNDERSTORM AND SPECIAL MARINE WARNING EFFECTIVE UNTIL 345 PM EDT FOR PEOPLE IN THE FOLLOWING LOCATIONS... IN EAST CENTRAL FLORIDA ...BREVARD COUNTY AND FOR MARINE INTERESTS ON THE COASTAL WATERS FROM... ...TITUSVILLE TO SEBASTIAN INLET AT 235 PM RADAR SHOWED A SEVERE THUNDERSTORM NEAR TITUSVILLE WITH OTHER STRONG THUNDERTORMS EXTENDING SOUTHWARD TO NEAR COCOA. THESE SEVERE THUNDERSTORMS WERE MOVING TO THE SOUTH AT 15 MPH AND WILL MOVE ACROSS THE REST OF BREVARD COUNTY DURING THE NEXT HOUR. THE STORMS WILL ALSO PRODUCE VERY DANGEROUS SEA CONDITIONS ALONG THE ENTIRE BREVARD COUNTY COASTAL WATERS AND BOATERS ARE ADVISED TO AVOID THE THREATENED AREA. SEVERE THUNDERSTORMS PRODUCE DAMAGING WIND IN EXCESS OF 58 MPH...DESTRUCTIVE HAIL...DEADLY LIGHTNING...AND VERY HEAVY RAIN. FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM OF YOUR HOME OR BUSINESS.
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, Jul 2, 1:30 PM EDT, 1 hour 7 minutes before
FLZ009-012-022000- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE DAYTONA BEACH FL 125 PM EDT MON JUL 2 1990 THIS STATEMENT CONCERNS MARION AND VOLUSIA COUNTIES OF NORTH FLORIDA. THUNDERSTORMS WITH VERY HEAVY RAIN HAVE DEVELOPED ALONG THE EAST COAST IN THE DAYTONA BEACH AREA AND ALSO OVER THE INTERIOR OF NORTH FLORIDA BETWEEN OCALA AND GAINESVILLE. THESE THUNDERSTORMS ARE CAPABLE OF PRODUCING STRONG AND GUSTY WINDS... DANGEROUS LIGHTNING...AND HAIL FOR THE NEXT ONE TWO HOURS AS THEY MOVE SOUTH THROUGH THE AREA AT 15 MPH. A WIND GUST TO 38 MPH WAS RECORDED AT THE NATIONAL WEATHER SERVICE OFFICE AROUND 117 PM AND ALMOST ONE INCH OF RAIN FELL IN ABOUT 30 MINUTES. SOME LOW LYING ARDEAS MAY BE FLOODING AND MOTORISTS CAN EXPECT FLOODED ROADWAYS.
Special weather statement, Jul 2, 1:43 PM EDT, 54 minutes before
FLZ011-017-022100 SPECIAL EAST CENTRAL FLORIDA WEATHER UPDATE NATIONAL WEATHER SERVICE MELBOURNE FL 140 PM EDT MON JUL 2 1990 ...STRONG THUNDERSTORMS DEVELOPING... AT 135 PM STRONG THUNDERSTORMS WITH VERY HEAVY RAIN WERE OVER DAYTONA BEACH AND OVER THE COAST OF NORTHERN AND CENTRAL BREVARD COUNTY. A STRONG THUNDERSTORM WAS ALSO JUST NORTH OF DELAND. THESE THUNDERSTORMS ARE CAPABLE OF PRODUCING STRONG GUSTY WINDS...DANGEROUS LIGHTNING... AND SNOME HAIL FOR THE NEXT COUPLE OF HOURS AS THEY MOVE SOUTH ACROSS ORANGE...SEMINOLE AND BREVARD COUNTIES. REMEMBER LIGHTNING IS A KILLER. WHEN LIGHTNING IS IN YOUR AREA GO TO A SAFE PLACE.
The office that day
Everything else NWS Melbourne, FL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 2, 1:58 PM EDT | Severe Thunderstorm Warning | MLB | Flagler, Volusia | 62 min |
Nearby
Severe Thunderstorm Warnings in Florida, 1990Every severe thunderstorm warning in 1990
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.