Alert archive / Florida / Severe Thunderstorm Warnings in 2001
Severe Thunderstorm Warning 94, NWS Melbourne, FL
NWS Melbourne, FL issued this severe thunderstorm warning at Jun 20, 2001, 1:32 PM EDT for Martin County, Florida. It was in force for 28 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 20, 2001, 1:32 PM EDT (17:32 UTC)
- Expired
- Jun 20, 2001, 2:00 PM EDT
- In force
- 28 min
- Issued by
- NWS Melbourne, FL
- Area
- Whole counties
County Martin County, FL
The radar
The Melbourne radar (KMLB), 117 km from the middle of the area, began a volume at 17:34 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, 5.5 hours before the alert went out and 141 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
- 2152 J/kg
- Mixed-layer CIN
- -8 J/kg
- Mixed-layer LCL
- 771 m above ground
- 0-6 km bulk shear
- 8 kt
- 0-1 km storm-relative helicity
- -24 m²/s²
- 0-3 km storm-relative helicity
- -23 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
000 WUUS52 KMLB 201734 SVRMLB FLC085-201800- BULLETIN - EAS ACTIVATION REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE MELBOURNE FL 132 PM EDT WED JUN 20 2001 THE NATIONAL WEATHER SERVICE HAS ISSUED A * SEVERE THUNDERSTORM WARNING FOR... WESTERN MARTIN COUNTY IN EAST CENTRAL FLORIDA * UNTIL 200 PM EDT. * AT 130 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM ABOUT 4 MILES NORTH OF PORT MAYACA...MOVING NORTHWEST AT 5 MPH. * THE SEVERE THUNDERSTORM WILL MOVE INTO LAKE OKEECHOBEE. SEVERE THUNDERSTORMS PRODUCE DAMAGING WINDS IN EXCESS OF 58 MILES AN HOUR...DESTRUCTIVE HAIL...DEADLY LIGHTNING AND VERY HEAVY RAIN. IF THE STORM APPROACHES YOU...MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR. $$ LAT...LON 2696 8057 2707 8048 2713 8067 2700 8082 28
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 Jun 20, 10:10 AM EDT, 3 hours 22 minutes earlier.
Area forecast discussion, Jun 20, 10:10 AM EDT, 3 hours 22 minutes before
EAST CENTRAL FLORIDA FORECAST DISCUSSION NATIONAL WEATHER SERVICE MELBOURNE FL 1010 AM EDT WED JUN 20 2001 CURRENTLY SCATTERED SHOWERS AND STORMS WERE MOVING NNW OVER THE COASTAL WATERS WITH A FEW STORMS AND SHOWERS COMING ASHORE BETWEEN THE CAPE AND VERO BEACH. A COUPLE OF SHOWERS ALSO ALONG THE I 95/FL TURNPIKE IN SAINT LUCIE COUNTY. SEAS AT THE BUOY 20 MILE EAST OF THE CAPE WERE 2 FEET WITH AN 8 SECOND PERIOD. 6 AM CAPE SOUNDING SHOWED LIGHT STEERING WINDS THROUGH THE ENTIRE COLUMN AND A PRECIPITABLE WATER VALUE OF 1.85 INCHES. MORNING ZONE UPDATE...LOOKS LIKE A REPEAT OF YESTERDAY AS THE SEA BREEZE FORMS AND PUSHES INLAND DURING THE MORNING. MORNING CONVECTIVE ACTIVITY ALONG THE COAST PROGRESSES INLAND DURING THE DAY. STORMS THAT FORM SHOULD BE PULSE TYPE IN NATURE. HIGHEST COVERAGE OF WEATHER WILL BE AGAIN OVER THE INTERIOR AGAIN WITH SOME LOCAL RAINFALL TOTALS EXCEEDING 3 INCHES GIVEN NEARLY NON-EXIShTENT STEERING FLOW. MARINE UPDATE...LIGHT EAST TO SOUTHEAST FLOW WILL CONTINUE. NO CHANGES TO CURRENT FORECAST ANTICIPATED. .MLB...NONE. PUBLIC/MARINE...WIMMER AVIATION/FIRE WX...KELLY
In the hours before
Special weather statement, Jun 20, 11:18 AM EDT, 2 hours 14 minutes before
FLZ041-044>047-053-054-058-059-064-141-144-147-202100- EAST CENTRAL FLORIDA HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE MELBOURNE FL 1118 AM EDT WED JUN 20 2001 ...THIS IS LIGHTNING AWARENESS WEEK... ...A FEW STRONG LIGHTNING STORMS EXPECTED OVER THE INTERIOR... THE MAIN THREATS TODAY FROM SCATTERED SHOWERS AND THUNDERTORMS WILL BE LOCALLY HEAVY RAINFALL AND EXCESSIVE LIGHTNING WITH CLOUD TO GROUND FLASHES EXCEEDING 12 FLASHES PER MINUTE. ALSO...WIND GUSTS GREATER THAN 50 MPH AND SMALL HAIL WILL BE POSSIBLE. THE STRONGEST STORMS WILL BE WEST OF A LINE FROM DELAND TO PORT MAYACA IN MARTIN COUNTY WITH THE GREATEST CONCENTRATION WEST OF LAKE GEORGE...ORLANDO AND LAKE KISSIMMEE. AMPLE ATMOSPHERIC MOISTURE AND LIGHT STEERING WINDS WILL PRODUCE LOCALLY HEAVY RAINFALL...WITH AS MUCH AS 3 TO 4 INCHES IN THE STRONGER STORMS. URBAN REGIONS...AS WELL AS SMALL STREAMS AND POOR DRAINAGE AREAS...WILL BE PRONE TO MINOR FLOODING. LAKE COUNTY... AND THE WEST PORTIONS OF VOLUSIA...SEMINOLE...ORANGE AND OSCEOLA COUNTIES WILL BE MOST VULNERABLE TO URBAN FLOODING DUE TO HEAVY RAIN WHICH OCCURRED YESTERDAY. IT IS IMPORTANT TO REMEMBER THAT ALL LIGHTNING STORMS ARE POTENTIAL KILLERS. MOVE INDOORS AT THE FIRST SIGN OF THREATENING SKIES AS LIGHTNING CAN STRIKE WELL BEYOND THE AUDIBLE RANGE OF THUNDER. THE GRAPHICAL VERSION OF THIS HAZARDOUS WEATHER OUTLOOK IS AVAILABLE AT: HTTP://WWW.SRH.NOAA.GOV/MLB/HWOFILES/HWOMAIN.HTML WIMMER
Nearby
Severe Thunderstorm Warnings in Florida, 2001Every severe thunderstorm warning in 2001
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.