Alert archive / Florida / Severe Thunderstorm Warnings in 2012
Severe Thunderstorm Warning 56, NWS Melbourne, FL
NWS Melbourne, FL issued this severe thunderstorm warning at Jun 14, 2012, 2:25 PM EDT for Lake County, Orange County, Seminole County, Florida. It was in force for 65 min. 13 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
- Jun 14, 2012, 2:25 PM EDT (18:25 UTC)
- Expired
- Jun 14, 2012, 3:30 PM EDT
- In force
- 65 min
- Issued by
- NWS Melbourne, FL
- Area
- Storm-based polygon
Counties Lake County, FL, Orange County, FL, Seminole County, FL
The radar
The Melbourne radar (KMLB), 100 km from the middle of the area, began a volume at 18:27 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 |
|---|---|---|---|
| Jun 14, 2:38 PM EDT | TSTM WND GST 62 | 2 N Altamonte Springs, FL | STORM CHASER WITH DAVIS/VANTAGE PRO |
| Jun 14, 2:40 PM EDT | TSTM WND DMG | 2 Ene Apopka, FL | A LARGE TREE FELL ON A HOUSE ON CHEETAH TRAIL IN APOPKA. TIME ESTIMATED FROM RADAR. |
| Jun 14, 2:40 PM EDT | TSTM WND DMG | 3 Nne Altamonte Springs, FL | A LARGE TREE WAS KNOCKED DOWN ON STONEY RIDGE DRIVE IN LONGWOOD. TIME ESTIMATED FROM RADAR. |
| Jun 14, 2:40 PM EDT | TSTM WND DMG | 4 Nne Altamonte Springs, FL | A LARGE TREE FELL ON A HOUSE ON LOCH LOMOND AVENUE IN LONGWOOD. TIME ESTIMATED FROM RADAR. |
| Jun 14, 2:43 PM EDT | TSTM WND GST 60 | 2 N Altamonte Springs, FL | CORRECTED FROM PREVIOUS REPORT - OUTDOOR FURNITURE AND DEBRIS BLOWN AROUND WITH ESTIMATED WINDS 50-60 MPH. |
| Jun 14, 2:43 PM EDT | TSTM WND GST 60 | 2 N Altamonte Springs, FL | OUTDOOR FURNITURE AND DEBRIS BEIUNG BLOWN AROUND ESTIMATED WINDS 50-60 MPH. |
| Jun 14, 2:45 PM EDT | TSTM WND DMG | 1 Nnw Altamonte Springs, FL | A LARGE TREE WAS REPORTED DOWNED IN ALTAMONTE SPRINGS ON BAYBREEZE LANE. TIME ESTIMATED FROM RADAR. |
| Jun 14, 2:47 PM EDT | TSTM WND DMG | 2 Ne Altamonte Springs, FL | TWO TREES WERE KNOCKED DOWN IN LONGWOOD OFF OF ORLANDO AVENUE PRODUCING PROPERTY DAMAGE. TIME ESTIMATED FROM RADAR. |
| Jun 14, 2:50 PM EDT | TSTM WND DMG | 4 Ne Altamonte Springs, FL | A TREE FELL ON A HOUSE ON EAST MAINE AVENUE IN LONGWOOD. TIME ESTIMATED FROM RADAR. |
| Jun 14, 2:56 PM EDT | HAIL 0.5 | 4 Ne Altamonte Springs, FL | SPOTTER REPORTED 0.25/0.50 HAIL |
| Jun 14, 3:00 PM EDT | TSTM WND DMG | Altamonte Springs, FL | 1/4 MILE S OF CITY HALL. BALCONY ON APARTMENT COMPLEX DAMAGED BY TREES. OTHER TREES DOWN. |
| Jun 14, 3:10 PM EDT | TSTM WND DMG | 4 W Azalea Park, FL | 2 TREES WERE REPORTED DOWN ON A HOUSE AND CAR ON EAST WASHINGTON STREET IN ORLANDO. TIME ESTIMATED FROM RADAR. |
| Jun 14, 3:14 PM EDT | TSTM WND DMG | 2 N Altamonte Springs, FL | DOUGLASTON TOWNHOME AND VILLAS. TREE DOWN ON ROOF WITH DAMAGE FROM STORM THAT JUST PASSED THROUGH AREA. |
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, 6.4 hours before the alert went out and 93 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
- 88 J/kg
- Mixed-layer CIN
- -179 J/kg
- Mixed-layer LCL
- 1180 m above ground
- 0-6 km bulk shear
- 7 kt
- 0-1 km storm-relative helicity
- -5 m²/s²
- 0-3 km storm-relative helicity
- 35 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
844
WUUS52 KMLB 141825
SVRMLB
FLC069-095-117-141930-
/O.NEW.KMLB.SV.W.0056.120614T1825Z-120614T1930Z/
BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE MELBOURNE FL
225 PM EDT THU JUN 14 2012
THE NATIONAL WEATHER SERVICE IN MELBOURNE HAS ISSUED A
* SEVERE THUNDERSTORM WARNING FOR...
EAST CENTRAL LAKE COUNTY IN FLORIDA
NORTHERN ORANGE COUNTY IN FLORIDA
WESTERN SEMINOLE COUNTY IN FLORIDA
* UNTIL 330 PM EDT.
* AT 223 PM EDT...NATIONAL WEATHER SERVICE METEOROLOGISTS DETECTED A
SEVERE THUNDERSTORM CAPABLE OF PRODUCING QUARTER SIZE HAIL...AND
DAMAGING WINDS IN EXCESS OF 60 MPH. THIS STORM WAS LOCATED NEAR
WEKIWA SPRINGS STATE PARK...OR 6 MILES EAST OF MOUNT PLYMOUTH...AND
MOVING SOUTHEAST AT 20 MPH.
* OTHER LOCATIONS IN THE WARNING INCLUDE...BUT ARE NOT LIMITED TO...
APOPKA...LAKE MARY...WEKIVA SPRINGS...FOREST CITY...LONGWOOD...
ALTAMONTE SPRINGS...LOCKHART...OCOEE...CASSELBERRY...WINTER
SPRINGS...FERN PARK...MAITLAND...PINE HILLS...FAIRVIEW SHORES...
ORLOVISTA...WINTER PARK...GOLDENROD...OVIEDO...WINDERMERE...BAY
HILL...UNIVERSAL STUDIOS...AZALEA PARK...ORLANDO...UNION PARK...OAK
RIDGE...CONWAY AND BITHLO
PRECAUTIONARY/PREPAREDNESS ACTIONS...
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 2880 8159 2885 8136 2884 8132 2855 8107
2845 8153
TIME...MOT...LOC 1824Z 333DEG 19KT 2879 8143
$$
MOSES4 follow-up statements
642
WWUS52 KMLB 141842
SVSMLB
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE MELBOURNE FL
242 PM EDT THU JUN 14 2012
FLC069-141850-
/O.CAN.KMLB.SV.W.0056.000000T0000Z-120614T1930Z/
LAKE-
242 PM EDT THU JUN 14 2012
...THE SEVERE THUNDERSTORM WARNING FOR EAST CENTRAL LAKE COUNTY IS
CANCELLED...
LAT...LON 2879 8143 2878 8142 2883 8142 2884 8140
2885 8136 2884 8133 2884 8132 2855 8107
2845 8153 2879 8159
TIME...MOT...LOC 1840Z 337DEG 23KT 2870 8139
$$
FLC095-117-141930-
/O.CON.KMLB.SV.W.0056.000000T0000Z-120614T1930Z/
SEMINOLE-ORANGE-
242 PM EDT THU JUN 14 2012
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 330 PM EDT
FOR NORTHERN ORANGE AND WESTERN SEMINOLE COUNTIES...
AT 238 PM EDT...NATIONAL WEATHER SERVICE METEOROLOGISTS CONTINUED TO
DETECT A SEVERE THUNDERSTORM CAPABLE OF PRODUCING QUARTER SIZE
HAIL...AND DAMAGING WINDS IN EXCESS OF 60 MPH. THIS STORM WAS
LOCATED NEAR WEKIVA SPRINGS...MOVING SOUTHEAST AT 25 MPH.
AN ADDITIONAL STRONG STORM WAS LOCATED OVER OVIEDO...ALSO MOVING TO
THE SOUTHEAST AT 25 MPH.
OTHER LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO
INTERSTATE 4...LONGWOOD...ALTAMONTE
SPRINGS...CLARCONA...CASSELBERRY...WINTER
SPRINGS...OCOEE...MAITLAND...EATONVILLE...PINE
HILLS...OVIEDO...WINTER
PARK...GOLDENROD...ALOMA...WINDERMERE...UNIVERSITY OF CENTRAL
FLORIDA...ORLANDO EXECUTIVE AIRPORT...BAY HILL...AZALEA PARK...UNION
PARK...ORLANDO...UNIVERSITY PARK...CONWAY...LOCKWOOD AND BITHLO
PRECAUTIONARY/PREPAREDNESS ACTIONS...
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 2879 8143 2878 8142 2883 8142 2884 8140
2885 8136 2884 8133 2884 8132 2855 8107
2845 8153 2879 8159
TIME...MOT...LOC 1840Z 337DEG 23KT 2870 8139
$$
MOSES066 WWUS52 KMLB 141858 SVSMLB SEVERE WEATHER STATEMENT NATIONAL WEATHER SERVICE MELBOURNE FL 258 PM EDT THU JUN 14 2012 FLC095-117-141930- /O.CON.KMLB.SV.W.0056.000000T0000Z-120614T1930Z/ SEMINOLE-ORANGE- 258 PM EDT THU JUN 14 2012 ...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 330 PM EDT FOR NORTHERN ORANGE AND WESTERN SEMINOLE COUNTIES... AT 254 PM EDT...NATIONAL WEATHER SERVICE METEOROLOGISTS CONTINUED TO DETECT A SEVERE THUNDERSTORM CAPABLE OF PRODUCING QUARTER SIZE HAIL...AND DESTRUCTIVE WINDS IN EXCESS OF 70 MPH AND EXCESSIVE LIGHTNING STRIKES IN EXCESS OF 13 STRIKES A MINUTE. THIS STORM WAS LOCATED NEAR MAITLAND...MOVING SOUTH AT 25 MPH. OTHER LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO PINE HILLS...FAIRVIEW SHORES...FAIRVILLA...OVIEDO...WINTER PARK... GOLDENROD...ALOMA...ORLOVISTA...UNIVERSITY OF CENTRAL FLORIDA... ORLANDO EXECUTIVE AIRPORT...AZALEA PARK...UNIVERSAL STUDIOS...UNION PARK...ORLANDO...UNIVERSITY PARK...CONWAY...LOCKWOOD AND BITHLO PRECAUTIONARY/PREPAREDNESS ACTIONS... SEVERE THUNDERSTORMS PRODUCE DAMAGING WINDS IN EXCESS OF 58 MILES AN HOUR AND OR LARGE DESTRUCTIVE HAIL. FREQUENT TO EXCESSIVE LIGHTNING AND VERY HEAVY RAIN WILL ALSO BE POSSIBLE. IF THE STORM APPROACHES YOU...SEEK SHELTER IN AN ENCLOSED BUILDING ON THE LOWEST FLOOR. KEEP AWAY FROM WINDOWS. A WIND GUST OF 62 MPH WAS REPORTED IN NEAR ALTAMONTE SPRINGS WITH THIS STORM. THIS IS A DANGEROUS STORM...SEEK SAFE SHELTER AND STAY AWAY FROM WINDOWS! PEA SIZED HAIL HAS ALSO BEEN REPORTED IN LONGWOOD WITH THIS STORM. && LAT...LON 2871 8154 2882 8130 2855 8107 2846 8149 TIME...MOT...LOC 1856Z 338DEG 23KT 2863 8137 $$ MOSES
800 WWUS52 KMLB 141919 SVSMLB SEVERE WEATHER STATEMENT NATIONAL WEATHER SERVICE MELBOURNE FL 319 PM EDT THU JUN 14 2012 FLC095-117-141930- /O.CON.KMLB.SV.W.0056.000000T0000Z-120614T1930Z/ SEMINOLE-ORANGE- 319 PM EDT THU JUN 14 2012 ...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 330 PM EDT FOR NORTHERN ORANGE AND WESTERN SEMINOLE COUNTIES... AT 312 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO INDICATE A SEVERE THUNDERSTORM CAPABLE OF PRODUCING QUARTER SIZE HAIL. THIS STORM WAS LOCATED NEAR ORLANDO EXECUTIVE AIRPORT...OR NEAR AZALEA PARK...MOVING SOUTH AT 20 MPH. THE STORM HAS SHOWN SIGNS OF WEAKENING WITHIN THE PAST 10 MINUTES. HOWEVER...AN ADDITIONAL STORM HAS FORMED ON ITS EASTERN FLANK IN THE VICINITY OF BITHLO THAT WILL BE CAPABLE OF PRODUCING STRONG WIND GUSTS...SMALL HAIL...AND FREQUENT LIGHTNING. . OTHER LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO BITHLO LAT...LON 2871 8154 2882 8130 2855 8107 2846 8149 TIME...MOT...LOC 1917Z 338DEG 23KT 2851 8131 $$ BRAGAW
974 WWUS52 KMLB 141929 SVSMLB SEVERE WEATHER STATEMENT NATIONAL WEATHER SERVICE MELBOURNE FL 329 PM EDT THU JUN 14 2012 FLC095-117-141938- /O.EXP.KMLB.SV.W.0056.000000T0000Z-120614T1930Z/ SEMINOLE-ORANGE- 329 PM EDT THU JUN 14 2012 ...THE SEVERE THUNDERSTORM WARNING FOR NORTHERN ORANGE AND WESTERN SEMINOLE COUNTIES WILL EXPIRE AT 330 PM EDT... THE SEVERE STORM THAT PROMPTED THE WARNING HAD WEAKENED AND EXITED THE WARNING AREA...THUS THE WARNING WILL BE ALLOWED TO EXPIRE. THE THUNDERSTORM TO ITS EAST NEAR BITHLO HAS NOT REACHED SEVERE STRENGTH BUT WILL BE CAPABLE OF PRODUCING VERY HEAVY RAIN AND FREQUENT LIGHTNING THROUGH 400 PM. LAT...LON 2871 8154 2882 8130 2855 8107 2846 8149 TIME...MOT...LOC 1928Z 338DEG 23KT 2844 8128 $$ BRAGAW
The office that day
Everything else NWS Melbourne, FL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 13, 8:02 PM EDT | Areal Flood Advisory | MLB | Okeechobee | 118 min |
| Jun 13, 8:11 PM EDT | Special Weather Statement | MLB | Volusia | 49 min |
| Jun 14, 1:22 PM EDT | Special Weather Statement | MLB | Lake | 83 min |
| Jun 14, 3:53 PM EDT | Special Weather Statement | MLB | Orange | 22 min |
| Jun 14, 4:14 PM EDT | Severe Thunderstorm Warning | MLB | Osceola | 34 min |
| Jun 14, 4:43 PM EDT | Special Weather Statement | MLB | Indian River | 62 min |
| Jun 14, 5:57 PM EDT | Special Weather Statement | MLB | Indian River | 63 min |
| Jun 14, 7:37 PM EDT | Special Marine Warning | MLB | 83 min |
Nearby
Severe Thunderstorm Warnings in Florida, 2012Every severe thunderstorm warning in 2012
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.