Alert archive / Florida / Severe Thunderstorm Warnings in 2012
Severe Thunderstorm Warning 61, NWS Melbourne, FL
NWS Melbourne, FL issued this severe thunderstorm warning at Jul 3, 2012, 8:43 PM EDT for Lake County, Volusia County, Florida. It was in force for 30 min. No storm report in the archive falls inside the area while it was in force.
The area
The outline as issued.
The facts
- Issued
- Jul 3, 2012, 8:43 PM EDT (00:43 UTC)
- Expired
- Jul 3, 2012, 9:13 PM EDT
- In force
- 30 min
- Issued by
- NWS Melbourne, FL
- Area
- Storm-based polygon
Counties Lake County, FL, Volusia County, FL
The radar
The Melbourne radar (KMLB), 115 km from the middle of the area, began a volume at 00:46 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
Tampa Bay, FL (KTBW), launched 00:00Z, 0.7 hours before the alert went out and 173 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
- 514 J/kg
- Mixed-layer CIN
- -60 J/kg
- Mixed-layer LCL
- 1528 m above ground
- 0-6 km bulk shear
- 7 kt
- 0-1 km storm-relative helicity
- 13 m²/s²
- 0-3 km storm-relative helicity
- 10 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
831
WUUS52 KMLB 040043
SVRMLB
FLC069-127-040130-
/O.NEW.KMLB.SV.W.0061.120704T0043Z-120704T0130Z/
BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE MELBOURNE FL
843 PM EDT TUE JUL 3 2012
THE NATIONAL WEATHER SERVICE IN MELBOURNE HAS ISSUED A
* SEVERE THUNDERSTORM WARNING FOR...
EAST CENTRAL LAKE COUNTY IN FLORIDA
CENTRAL VOLUSIA COUNTY IN FLORIDA
* UNTIL 930 PM EDT.
* AT 836 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
DELAND...AND WAS NEARLY STATIONARY.
* OTHER LOCATIONS IN THE WARNING INCLUDE...BUT ARE NOT LIMITED TO
DELEON SPRINGS AND BARBERVILLE
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 2919 8122 2885 8122 2884 8133 2885 8136
2886 8135 2887 8137 2883 8141 2883 8146
2919 8145
TIME...MOT...LOC 0042Z 180DEG 3KT 2901 8130
$$
WEITLICH2 follow-up statements
996
WWUS52 KMLB 040058
SVSMLB
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE MELBOURNE FL
858 PM EDT TUE JUL 3 2012
FLC069-127-040130-
/O.CON.KMLB.SV.W.0061.000000T0000Z-120704T0130Z/
LAKE-VOLUSIA-
858 PM EDT TUE JUL 3 2012
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 930 PM EDT
FOR CENTRAL VOLUSIA AND EAST CENTRAL LAKE COUNTIES...
AT 851 PM EDT...NATIONAL WEATHER SERVICE METEOROLOGISTS CONTINUED TO
DETECT A SEVERE THUNDERSTORM CAPABLE OF PRODUCING QUARTER SIZE
HAIL...AND DAMAGING WINDS IN EXCESS OF 60 MPH. THIS STORM WAS
LOCATED NEAR DELAND AND WAS NEARLY STATIONARY. HAIL AND STRONG WINDS
HAVE BEEN ALREADY BEEN REPORTED WITH THIS STORM.
OTHER LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO PONCE
DE LEON SPRINGS...LAKE WOODRUFF...GLENWOOD AND DAYTONA PARK ESTATES
LAT...LON 2919 8122 2885 8122 2884 8133 2885 8136
2886 8135 2887 8137 2883 8141 2883 8146
2919 8145
TIME...MOT...LOC 0055Z 180DEG 3KT 2902 8135
$$
WEITLICH906
WWUS52 KMLB 040113
SVSMLB
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE MELBOURNE FL
913 PM EDT TUE JUL 3 2012
FLC069-127-040122-
/O.CAN.KMLB.SV.W.0061.000000T0000Z-120704T0130Z/
LAKE-VOLUSIA-
913 PM EDT TUE JUL 3 2012
...THE SEVERE THUNDERSTORM WARNING FOR CENTRAL VOLUSIA AND EAST
CENTRAL LAKE COUNTIES IS CANCELLED...
THE SEVERE STORM THAT PROMPTED THE WARNING HAD WEAKENED AND WAS NO
LONGER CAPABLE OF PRODUCING LARGE HAIL OR DAMAGING WINDS. AS A
RESULT...THE WARNING HAS BEEN CANCELLED. HOWEVER...GUSTY WINDS...
HEAVY RAINFALL PRODUCING LOCALIZED MINOR FLOODING AND DANGEROUS
LIGHTNING STRIKES WILL CONTINUE TO BE POSSIBLE.
LAT...LON 2919 8122 2885 8122 2884 8133 2885 8136
2886 8135 2887 8137 2883 8141 2883 8146
2919 8145
TIME...MOT...LOC 0112Z 180DEG 3KT 2903 8135
$$
WEITLICHThe office that day
Everything else NWS Melbourne, FL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 3, 8:02 PM EDT | Special Weather Statement | MLB | Volusia | 43 min |
| Jul 3, 8:15 PM EDT | Special Weather Statement | MLB | Lake | 30 min |
| Jul 3, 8:19 PM EDT | Severe Thunderstorm Warning | MLB | Lake | 28 min |
| Jul 3, 8:42 PM EDT | Areal Flood Advisory | MLB | Lake, Volusia | 93 min |
| Jul 4, 1:48 PM EDT | Special Weather Statement | MLB | Brevard | 42 min |
| Jul 4, 1:50 PM EDT | Special Weather Statement | MLB | Brevard | 40 min |
| Jul 4, 2:37 PM EDT | Special Weather Statement | MLB | Brevard | 38 min |
| Jul 4, 3:05 PM EDT | Special Weather Statement | MLB | Lake | 40 min |
| Jul 4, 3:08 PM EDT | Severe Thunderstorm Warning | MLB | Lake, Orange | 23 min |
| Jul 4, 3:17 PM EDT | Special Weather Statement | MLB | Osceola | 58 min |
| Jul 4, 3:21 PM EDT | Special Weather Statement | MLB | Volusia | 54 min |
| Jul 4, 3:25 PM EDT | Special Marine Warning | MLB | 65 min | |
| Jul 4, 4:01 PM EDT | Special Weather Statement | MLB | Indian River | 59 min |
| Jul 4, 4:48 PM EDT | Areal Flood Advisory | MLB | Lake, Volusia | 57 min |
| Jul 4, 4:57 PM EDT | Special Weather Statement | MLB | Indian River | 48 min |
| Jul 4, 5:32 PM EDT | Areal Flood Advisory | MLB | Lake | 58 min |
| Jul 4, 7:01 PM EDT | Special Weather Statement | MLB | Okeechobee | 44 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.