Alert archive / Florida / Severe Thunderstorm Warnings in 2012
Severe Thunderstorm Warning 2, NWS Melbourne, FL
NWS Melbourne, FL issued this severe thunderstorm warning at Feb 22, 2012, 6:33 PM EST for Brevard County, Osceola County, Florida. It was in force for 42 min. 1 report 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
- Feb 22, 2012, 6:33 PM EST (23:33 UTC)
- Expired
- Feb 22, 2012, 7:15 PM EST
- In force
- 42 min
- Issued by
- NWS Melbourne, FL
- Area
- Storm-based polygon
Counties Brevard County, FL, Osceola County, FL
The radar
The Melbourne radar (KMLB), 3 km from the middle of the area, began a volume at 23:36 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 |
|---|---|---|---|
| Feb 22, 6:55 PM EST | TSTM WND GST 44 | Patrick Airforce Base, FL | KCOF 230007Z OBS RMK PK WND 31038/2355 |
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, 11.6 hours before the alert went out and 42 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
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 1051 m above ground
- 0-6 km bulk shear
- 54 kt
- 0-1 km storm-relative helicity
- 97 m²/s²
- 0-3 km storm-relative helicity
- 110 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
582
WUUS52 KMLB 222333
SVRMLB
FLC009-097-230015-
/O.NEW.KMLB.SV.W.0002.120222T2333Z-120223T0015Z/
BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE MELBOURNE FL
633 PM EST WED FEB 22 2012
THE NATIONAL WEATHER SERVICE IN MELBOURNE HAS ISSUED A
* SEVERE THUNDERSTORM WARNING FOR...
SOUTHERN BREVARD COUNTY IN FLORIDA
NORTHEASTERN OSCEOLA COUNTY IN FLORIDA
* UNTIL 715 PM EST.
* AT 626 PM EST...NATIONAL WEATHER SERVICE METEOROLOGISTS DETECTED A
LINE OF SEVERE THUNDERSTORMS CAPABLE OF PRODUCING DAMAGING WINDS
NEAR 60 MPH. THIS LINE OF STORMS WAS LOCATED FROM NEAR LONE
CABBAGE FISH CAMP TO NEAR HARMONY...AND MOVING EAST AT 45 MPH.
* OTHER LOCATIONS IN THE WARNING INCLUDE...BUT ARE NOT LIMITED TO...
CAMP HOLLY FISH CAMP...COCOA...ROCKLEDGE...VIERA...MERRITT
ISLAND...SUNTREE...PALM BAY...MELBOURNE...COCOA BEACH...SATELLITE
BEACH...MELBOURNE BEACH...BAREFOOT BAY...AND SEBASTIAN INLET
PRECAUTIONARY/PREPAREDNESS ACTIONS...
SEVERE THUNDERSTORMS PRODUCE DAMAGING WINDS IN EXCESS OF 58 MILES AN
HOUR. FREQUENT TLIGHTNING 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 2785 8046 2787 8048 2784 8050 2782 8055
2782 8094 2814 8130 2835 8096 2835 8087
2838 8088 2841 8071 2838 8066 2833 8065
2837 8063 2836 8060 2818 8059 2807 8055
2786 8045
TIME...MOT...LOC 2330Z 269DEG 58KT 2830 8082
$$
SPRATT1 follow-up statement
079
WWUS52 KMLB 230015
SVSMLB
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE MELBOURNE FL
715 PM EST WED FEB 22 2012
FLC009-097-230025-
/O.EXP.KMLB.SV.W.0002.000000T0000Z-120223T0015Z/
OSCEOLA-BREVARD-
715 PM EST WED FEB 22 2012
...THE SEVERE THUNDERSTORM WARNING FOR SOUTHERN BREVARD AND
NORTHEASTERN OSCEOLA COUNTIES HAS EXPIRED...
THE SEVERE STORM THAT PROMPTED THE WARNING HAD WEAKENED AND EXITED
THE WARNING AREA...THUS THE WARNING HAS BEEN ALLOWED TO EXPIRE.
LAT...LON 2785 8046 2787 8048 2784 8050 2782 8055
2782 8094 2814 8130 2835 8096 2835 8087
2838 8088 2841 8071 2838 8066 2833 8065
2837 8063 2836 8060 2818 8059 2807 8055
2786 8045
TIME...MOT...LOC 2333Z 269DEG 58KT 2830 8076
$$
JPThe office that day
Everything else NWS Melbourne, FL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Feb 22, 4:26 AM EST | Small Craft Advisory for Winds | MLB | 30 hr | |
| Feb 22, 4:35 PM EST | Special Weather Statement | MLB | Lake | 40 min |
| Feb 22, 5:15 PM EST | Special Weather Statement | MLB | Orange | 45 min |
| Feb 22, 5:38 PM EST | Severe Thunderstorm Warning | MLB | Orange, Osceola | 37 min |
| Feb 22, 6:05 PM EST | Special Marine Warning | MLB | 85 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.