Alert archive / Florida / Severe Thunderstorm Warnings in 2007
Severe Thunderstorm Warning 13, NWS Melbourne, FL
NWS Melbourne, FL issued this severe thunderstorm warning at May 4, 2007, 5:19 PM EDT for Okeechobee County, Florida. It was in force for 56 min. 2 reports came from inside the area while it was in force.
The area
The outline as issued, with what was reported inside it.
The facts
- Issued
- May 4, 2007, 5:19 PM EDT (21:19 UTC)
- Expired
- May 4, 2007, 6:15 PM EDT
- In force
- 56 min
- Issued by
- NWS Melbourne, FL
- Area
- Counties, with a storm outline in the text
County Okeechobee County, FL
The radar
The Melbourne radar (KMLB), 80 km from the middle of the area, began a volume at 21:20 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 |
|---|---|---|---|
| May 4, 5:27 PM EDT | HAIL 0.5 | 1 N Basinger, FL | REPORTS FROM CUSTOMERS WHILE ENROUTE TO THE STORE. |
| May 4, 5:44 PM EDT | HAIL 0.5 | 10 N Basinger, FL | NUMEROUS REPORTS OF HAIL RANGING FROM PEA SIZE TO DIME SIZE IN THE VICINITY OF KISSIMMEE PRARIE PRESERVE STATE PARK AND BY ANOTHER STORM SPOTTER IN VICINITY OF NW 268TH STREET. |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
The nearest sounding before it
Cape Canaveral, FL (KXMR), launched 12:00Z, 9.3 hours before the alert went out and 122 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
- 1297 J/kg
- Mixed-layer CIN
- -16 J/kg
- Mixed-layer LCL
- 788 m above ground
- 0-6 km bulk shear
- 20 kt
- 0-1 km storm-relative helicity
- 22 m²/s²
- 0-3 km storm-relative helicity
- 52 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 042122
SVRMLB
FLC093-042215-
/O.NEW.KMLB.SV.W.0013.070504T2119Z-070504T2215Z/
BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE MELBOURNE FL
519 PM EDT FRI MAY 4 2007
THE NATIONAL WEATHER SERVICE IN MELBOURNE HAS ISSUED A
* SEVERE THUNDERSTORM WARNING FOR...
OKEECHOBEE COUNTY IN FLORIDA.
* UNTIL 615 PM EDT
* AT 515 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
SEVERE THUNDERSTORM CAPABLE OF PRODUCING QUARTER SIZE HAIL...AND
DAMAGING WINDS IN EXCESS OF 60 MPH. THIS STORM WAS LOCATED NEAR
BASINGER...OR ABOUT OVER BASINGER...AND DRIFTING SOUTHWEST AT 10 MPH.
* OTHER LOCATIONS IN THE WARNING INCLUDE...BUT ARE NOT LIMITED TO...
FOUR SEASONS ESTATES AND OKEECHOBEE
OTHER STRONG DEVELOPING STORMS INSIDE THE COUNTY WERE LOCATED TO THE
WEST OF FORT DRUM AND JUST SOUTH OF COUNTRY HILL ESTATES. ANY ONE OF
THESE STORMS COULD PRODUCE ISOLATED WIND GUSTS TO 60 MPH AND HAIL TO
THE SIZE OF QUARTERS.
SEVERE THUNDERSTORMS PRODUCE DAMAGING WINDS IN EXCESS OF 58 MILES AN
HOUR AND OR LARGE DESTRUCTIVE HAIL. FREQUENT TO EXCESSIVE LIGHTNING
AND VERY HEAVY RAIN WILL ALSO BE POSSIBLE. IF THE STORM APPROACHES
YOU...SEEK SHELTER IN AN ENCLOSED BUILDING ON THE LOWEST FLOOR. KEEP
AWAY FROM WINDOWS.
LAT...LON 2764 8114 2753 8120 2725 8098 2719 8068
2732 8068 2759 8091
$$3 follow-up statements
000
WWUS52 KMLB 042145
SVSMLB
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE MELBOURNE FL
544 PM EDT FRI MAY 4 2007
FLC093-042215-
/O.CON.KMLB.SV.W.0013.000000T0000Z-070504T2215Z/
OKEECHOBEE FL-
544 PM EDT FRI MAY 4 2007
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 615 PM EDT
FOR OKEECHOBEE COUNTY...
AT 540 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE A SEVERE THUNDERSTORM CAPABLE OF PRODUCING QUARTER SIZE
HAIL...AND DAMAGING WINDS IN EXCESS OF 60 MPH. THIS STORM WAS
LOCATED 9 MILES NORTH OF BASINGER...MOVING DRIFTING SOUTHWEST AT 10
MPH.
THE SEVERE THUNDERSTORM WILL OTHERWISE REMAIN OVER MAINLY RURAL AREAS
OF THE INDICATED COUNTY. OTHER STRONG STORMS WERE NEAR COUNTRY HILL
ESTATES AND BASINGER.
LAT...LON 2764 8114 2753 8120 2725 8098 2719 8068
2732 8068 2759 8091
$$000
WWUS52 KMLB 042159
SVSMLB
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE MELBOURNE FL
557 PM EDT FRI MAY 4 2007
FLC093-042215-
/O.CON.KMLB.SV.W.0013.000000T0000Z-070504T2215Z/
OKEECHOBEE FL-
557 PM EDT FRI MAY 4 2007
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 615 PM EDT
FOR OKEECHOBEE COUNTY...
AT 554 PM EDT...A SEVERE THUNDERSTORM WAS REPORTED CAPABLE OF
PRODUCING QUARTER SIZE HAIL...AND DAMAGING WINDS IN EXCESS OF 60 MPH.
THIS STORM WAS LOCATED NEAR COUNTRY HILLS ESTATES...OR ABOUT 9 MILES
SOUTH OF FORT DRUM...MOVING NORTH AT 5 MPH.
OTHER LOCATIONS OF STRONG STORMS WITH SLOW AND VARIABLE MOVEMENT
INCLUDE NORTHWEST OKEECHOBEE COUNTY NORTH OF BASINGER. ASIDE FROM
LARGE HAIL AND STRONG WINDS...DANGEROUS LIGHTNING IS ALSO OCCURRING.
LAT...LON 2764 8114 2753 8120 2725 8098 2719 8068
2732 8068 2759 8091
$$000
WWUS52 KMLB 042214
SVSMLB
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE MELBOURNE FL
615 PM EDT FRI MAY 4 2007
FLC093-042223-
/O.EXP.KMLB.SV.W.0013.000000T0000Z-070504T2215Z/
OKEECHOBEE FL-
615 PM EDT FRI MAY 4 2007
...THE SEVERE THUNDERSTORM WARNING FOR OKEECHOBEE COUNTY EXPIRES AT
615 PM EDT...
NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED THE SEVERE STORMS
THAT PROMPTED THE WARNING HAD WEAKENED...THOUGH A FEW STORMS IN THE
COUNTY REMAIN STRONG. THOSE LOCATIONS INCLUDE NORTH OF COUNTRY HILL
ESTATES NEAR FORT DRUM AND ACROSS NORTH CENTRAL OKEECHOBEE COUNTY.
THESE STORMS ARE STILL CAPABLE OF HEAVY RAINFALL...DANGEROUS
LIGHTNING...GUSTY WINDS AND HAIL TO DIME SIZE.
LAT...LON 2764 8114 2753 8120 2725 8098 2719 8068
2732 8068 2759 8091
$$The office that day
Everything else NWS Melbourne, FL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 4, 2:25 PM EDT | Red Flag Warning | MLB | Lake, Okeechobee, Orange, Osceola | 5 hr |
| May 4, 7:11 PM EDT | Severe Thunderstorm Warning | MLB | Osceola | 19 min |
Nearby
Severe Thunderstorm Warnings in Florida, 2007Every severe thunderstorm warning in 2007
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.