Alert archive / Florida / Severe Thunderstorm Warnings in 1999
Severe Thunderstorm Warning 44, NWS Melbourne, FL
NWS Melbourne, FL issued this severe thunderstorm warning at May 8, 1999, 4:25 PM EDT for Brevard County, Florida. It was in force for 35 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
- May 8, 1999, 4:25 PM EDT (20:25 UTC)
- Expired
- May 8, 1999, 5:00 PM EDT
- In force
- 35 min
- Issued by
- NWS Melbourne, FL
- Area
- Whole counties
County Brevard County, FL
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| May 8, 4:50 PM EDT | Thunderstorm Wind 50 | Cape Canaveral, FL | A wind gust of 50 Kts was recorded at Cape Canaveral. |
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 nearest sounding before it
Tampa Bay, FL (KTBW), launched 12:00Z, 8.4 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
- 912 J/kg
- Mixed-layer CIN
- -188 J/kg
- Mixed-layer LCL
- 1033 m above ground
- 0-6 km bulk shear
- 17 kt
- 0-1 km storm-relative helicity
- 86 m²/s²
- 0-3 km storm-relative helicity
- 147 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.5
The text
The text of this product is not in the archive. The NWS text archive before 2002 is incomplete.
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.
NWS Melbourne, FL wrote its last area forecast discussion before this severe thunderstorm warning went out at May 8, 2:00 PM EDT, 2 hours 25 minutes earlier.
Area forecast discussion, May 8, 2:00 PM EDT, 2 hours 25 minutes before
EAST CENTRAL FLORIDA FORECAST DISCUSSION NATIONAL WEATHER SERVICE MELBOURNE FL 200 PM EDT SAT MAY 8 1999 STORMS CURRENTLY DEVELOPING AND MOVING TOWARD E COAST. COVERAGE AND INTENSITY SHOULD INCREASE THROUGH LATE AFTERNOON AS EAST COAST SEA BREEZE GETS ESTABLISHED. TONIGHT...STORMS WILL LINGER INTO EVE HOURS BEFORE MOVING ACROSS EAST COAST. POPS WILL BE ADJUSTED BASED ON TRENDS LATER THIS AFTERNOON. SHOULD HAVE A LITTLE LATE NIGHT FOG AND STRATUS DEVELOP AND WILL WATCH FOR CIRRUS SHIELD MOVING EWD FROM TSTM COMPLEX IN GULF OF MEXICO. SUN...LIGHT WINDS AND TEMPERATURES IN THE UPPER 80S/AROUND 90 WILL ALLOW SEA BREEZE DEVELOPMENT BY EARLY AFTN. ONCE STORMS DEVELOP OVER THE INTERIOR COUNTIES...MID LEVEL STEERING FLOW WILL PUSH THEM EAST. CHANCE POPS...30-40 PERCENT...AFTERNOON AND EVENING. MON-THU...AVIATION DEVELOPS A 500MB TROUGH DOWN THE EASTERN SEABOARD EARLY MON WITH -14 C TEMPERATURES DOWN TO A CAPE-BKV LINE BY THAT TIME AS WELL. MEDIUM RANGE MODELS KEEP THE 500MB COLD POOL AND SURFACE HIGH PRESSURE OVER THE CWA THROUGH THU. COULD BE SETTING THE STAGE FOR SOME INTERESTING WEATHER NEXT WEEK. CHANCE POPS EACH DAY DUE TO SEA BREEZES INITIATING CONVECTION OVER THE INTERIOR. MARINE...SURFACE RIDGE BUILDS ACROSS COASTAL WATERS AND INTO THE GULF OF MEXICO THROUGH SUN...THEN INTO GA/AL THROUGH THU. WINDS GENERALLY FROM THE EAST AND SOUTHEAST AT 15 KT OR LESS UNTIL LATE THU WHEN MEDIUM RANGE MODELS DEVELOP AN INVERTED TROUGH OVER THE PENINSULA. PRELIM CCF NUMBERS... DAB BT 067/088 065/085 066 67343 MCO BT 066/090 065/086 065 67354 MLB BT 069/089 066/087 067 67344 .MLB...NONE. GLITTO/WIMMER
In the hours before
Special weather statement, May 8, 10:56 AM EDT, 5 hours 29 minutes before
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</html>Special weather statement, May 8, 10:56 AM EDT, 5 hours 29 minutes before
<!doctype html>
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<meta name="viewport" content="width=device-width, initial-scale=1">
<title>Service Notice</title>
<link rel="stylesheet" href="index.css">
</head>
<body>
<main class="wrap">
<section class="card" role="status" aria-live="polite">
<div class="status" id="status">Temporary Notice</div>
<h1 id="headline">This service is currently unavailable.</h1>
<p id="message1">
The site you requested is temporarily down for maintenance or an unexpected outage.
</p>
<p id="message2">
Please try again in a few minutes.
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</html>The office that day
Everything else NWS Melbourne, FL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 7, 8:01 PM EDT | Severe Thunderstorm Warning | MLB | Okeechobee | 64 min |
| May 8, 5:34 PM EDT | Severe Thunderstorm Warning | MLB | Brevard | 61 min |
| May 8, 5:53 PM EDT | Severe Thunderstorm Warning | MLB | Indian River | 62 min |
Nearby
Severe Thunderstorm Warnings in Florida, 1999Every severe thunderstorm warning in 1999
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.