Alert archive / Florida / Severe Thunderstorm Warnings in 2012
Severe Thunderstorm Warning 68, NWS Mobile, AL
NWS Mobile, AL issued this severe thunderstorm warning at May 29, 2012, 6:55 PM CDT for Santa Rosa County, Florida. It was in force for 29 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
- May 29, 2012, 6:55 PM CDT (23:55 UTC)
- Expired
- May 29, 2012, 7:24 PM CDT
- In force
- 29 min
- Issued by
- NWS Mobile, AL
- Area
- Storm-based polygon
County Santa Rosa County, FL
The radar
The Eglin Afb radar (KEVX), 101 km from the middle of the area, began a volume at 23:54 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 29, 7:03 PM CDT | TSTM WND DMG | Berrydale, FL | SANTA ROSA 911 REPORTED THAT TREES HAD FALLEN ON POWERLINES IN NORTHERN SANTA ROSA COUNTY IN THE TOWN OF BERRYDALE. |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
The nearest sounding before it
Tallahassee Rgnl, FL (KTLH), launched 12:00Z, 11.9 hours before the alert went out and 257 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
- 103 J/kg
- Mixed-layer CIN
- -5 J/kg
- Mixed-layer LCL
- 487 m above ground
- 0-6 km bulk shear
- 21 kt
- 0-1 km storm-relative helicity
- 29 m²/s²
- 0-3 km storm-relative helicity
- 90 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.2
The text
As transmitted, in the capitals the NWS used until 2016.
945
WUUS54 KMOB 292355
SVRMOB
FLC113-300045-
/O.NEW.KMOB.SV.W.0068.120529T2355Z-120530T0045Z/
BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE MOBILE AL
655 PM CDT TUE MAY 29 2012
THE NATIONAL WEATHER SERVICE IN MOBILE HAS ISSUED A
* SEVERE THUNDERSTORM WARNING FOR...
NORTHERN SANTA ROSA COUNTY IN NORTHWEST FLORIDA...
* UNTIL 745 PM CDT
* AT 649 PM CDT...A SEVERE THUNDERSTORM CAPABLE OF PRODUCING QUARTER
SIZE HAIL AND DAMAGING WINDS OVER 60 MPH WAS LOCATED 13 MILES NORTH
OF MILTON...OR 4 MILES SOUTH OF WHITFIELD...AND MOVING SOUTHEAST AT
15 MPH.
* LOCATIONS IMPACTED INCLUDE...
WHITING FIELD... WHITFIELD... SPRINGHILL...
SKYLINE... ROEVILLE... POINT BAKER...
FIDELIS... EAST MILTON... COBBTOWN...
THIS INCLUDES INTERSTATE 10 BETWEEN MILE MARKERS 31 AND 42.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
CONTINUOUS CLOUD TO GROUND LIGHTNING IS OCCURRING WITH THIS STORM.
MOVE INDOORS IMMEDIATELY! IF YOU CAN HEAR THUNDER...YOU ARE CLOSE
ENOUGH TO BE STRUCK BY LIGHTNING.
&&
LAT...LON 3073 8720 3098 8712 3092 8679 3063 8679
3062 8680 3052 8680
TIME...MOT...LOC 2355Z 302DEG 13KT 3081 8704
$$2 follow-up statements
822
WWUS54 KMOB 300015
SVSMOB
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE MOBILE AL
715 PM CDT TUE MAY 29 2012
FLC113-300045-
/O.CON.KMOB.SV.W.0068.000000T0000Z-120530T0045Z/
SANTA ROSA FL-
715 PM CDT TUE MAY 29 2012
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 745 PM CDT
FOR NORTHERN SANTA ROSA COUNTY...
AT 712 PM CDT...A SEVERE THUNDERSTORM CAPABLE OF PRODUCING QUARTER
SIZE HAIL AND DAMAGING WINDS OVER 60 MPH WAS LOCATED 11 MILES
NORTHEAST OF MILTON...OR 4 MILES NORTHWEST OF SPRINGHILL...MOVING
SOUTHEAST AT 15 MPH.
LOCATIONS IMPACTED INCLUDE...
WHITING FIELD... WHITFIELD... SPRINGHILL...
SKYLINE... ROEVILLE... POINT BAKER...
FIDELIS... EAST MILTON... COBBTOWN...
THIS INCLUDES INTERSTATE 10 BETWEEN MILE MARKERS 31 AND 42.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
CONTINUOUS CLOUD TO GROUND LIGHTNING IS OCCURRING WITH THIS STORM.
MOVE INDOORS IMMEDIATELY! IF YOU CAN HEAR THUNDER...YOU ARE CLOSE
ENOUGH TO BE STRUCK BY LIGHTNING.
&&
LAT...LON 3052 8680 3073 8720 3098 8712 3092 8679
3063 8679 3062 8680
TIME...MOT...LOC 0015Z 302DEG 13KT 3077 8697
$$107
WWUS54 KMOB 300024
SVSMOB
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE MOBILE AL
724 PM CDT TUE MAY 29 2012
FLC113-300035-
/O.CAN.KMOB.SV.W.0068.000000T0000Z-120530T0045Z/
SANTA ROSA FL-
724 PM CDT TUE MAY 29 2012
...THE SEVERE THUNDERSTORM WARNING HAS BEEN CANCELLED FOR NORTHERN
SANTA ROSA COUNTY...
AT 722 PM CDT...THE STORM THAT PROMPTED THE WARNING FOR NORTHERN
SANTA ROSA COUNTY HAS WEAKENED TO BELOW SEVERE LIMITS...THUS THE
SEVERE THUNDERSTORM WARNING HAS BEEN CANCELLED.
LAT...LON 3052 8680 3073 8720 3098 8712 3092 8679
3063 8679 3062 8680
TIME...MOT...LOC 0025Z 302DEG 13KT 3075 8693
$$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.