Alert archive / Florida / Severe Thunderstorm Warnings in 2012
Severe Thunderstorm Warning 130, NWS Mobile, AL
NWS Mobile, AL issued this severe thunderstorm warning at Jul 6, 2012, 4:47 AM CDT for Okaloosa County, Santa Rosa County, Florida. It was in force for 43 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 6, 2012, 4:47 AM CDT (09:47 UTC)
- Expired
- Jul 6, 2012, 5:30 AM CDT
- In force
- 43 min
- Issued by
- NWS Mobile, AL
- Area
- Storm-based polygon
Counties Okaloosa County, FL, Santa Rosa County, FL
The radar
The Eglin Afb radar (KEVX), 94 km from the middle of the area, began a volume at 09:46 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
Tallahassee Rgnl, FL (KTLH), launched 00:00Z, 9.8 hours before the alert went out and 247 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
- 1231 J/kg
- Mixed-layer CIN
- -49 J/kg
- Mixed-layer LCL
- 1231 m above ground
- 0-6 km bulk shear
- 10 kt
- 0-1 km storm-relative helicity
- 24 m²/s²
- 0-3 km storm-relative helicity
- 64 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
981
WUUS54 KMOB 060947
SVRMOB
FLC091-113-061030-
/O.NEW.KMOB.SV.W.0130.120706T0947Z-120706T1030Z/
BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE MOBILE AL
447 AM CDT FRI JUL 6 2012
THE NATIONAL WEATHER SERVICE IN MOBILE HAS ISSUED A
* SEVERE THUNDERSTORM WARNING FOR...
SOUTHWESTERN OKALOOSA COUNTY IN NORTHWEST FLORIDA...
SOUTHEASTERN SANTA ROSA COUNTY IN NORTHWEST FLORIDA...
* UNTIL 530 AM CDT
* AT 445 AM CDT...A SEVERE THUNDERSTORM CAPABLE OF PRODUCING QUARTER
SIZE HAIL AND DAMAGING WINDS OVER 60 MPH WAS LOCATED 12 MILES WEST
OF MARY ESTHER...OR 3 MILES NORTHEAST OF NAVARRE...AND MOVING
SOUTHEAST AT 5 MPH.
* LOCATIONS IMPACTED INCLUDE...
NAVARRE BEACH... HOLLEY... NAVARRE...
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 3038 8692 3039 8687 3039 8694 3040 8694
3050 8689 3046 8674 3038 8678 3037 8692
TIME...MOT...LOC 0947Z 298DEG 3KT 3043 8686
$$2 follow-up statements
580
WWUS54 KMOB 061006
SVSMOB
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE MOBILE AL
506 AM CDT FRI JUL 6 2012
FLC091-113-061030-
/O.CON.KMOB.SV.W.0130.000000T0000Z-120706T1030Z/
OKALOOSA FL-SANTA ROSA FL-
506 AM CDT FRI JUL 6 2012
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 530 AM CDT
FOR SOUTHEASTERN SANTA ROSA AND SOUTHWESTERN OKALOOSA COUNTIES...
AT 503 AM CDT...A SEVERE THUNDERSTORM CAPABLE OF PRODUCING QUARTER
SIZE HAIL AND DAMAGING WINDS OVER 60 MPH WAS LOCATED 11 MILES WEST OF
MARY ESTHER...OR 3 MILES NORTH OF NAVARRE BEACH...MOVING EAST AT 5
MPH.
LOCATIONS IMPACTED INCLUDE...
NAVARRE BEACH... HOLLEY... NAVARRE...
PRECAUTIONARY/PREPAREDNESS ACTIONS...
CONTINUOUS CLOUD TO GROUND LIGHTNING IS OCCURRING WITH THIS STORM.
MOVE INDOORS IMMEDIATELY! IF YOU CAN HEAR THUNDER...YOU ARE CLOSE
ENOUGH TO BE STRUCK BY LIGHTNING.
TO REPORT SEVERE WEATHER...CALL (800) 284-9059.
&&
LAT...LON 3038 8692 3039 8687 3039 8694 3040 8694
3050 8689 3046 8674 3038 8678 3037 8692
TIME...MOT...LOC 1006Z 288DEG 2KT 3043 8685
$$761
WWUS54 KMOB 061033
SVSMOB
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE MOBILE AL
533 AM CDT FRI JUL 6 2012
FLC091-113-061043-
/O.EXP.KMOB.SV.W.0130.000000T0000Z-120706T1030Z/
OKALOOSA FL-SANTA ROSA FL-
533 AM CDT FRI JUL 6 2012
...THE SEVERE THUNDERSTORM WARNING HAS BEEN ALLOWED TO EXPIRE FOR
SOUTHEASTERN SANTA ROSA AND SOUTHWESTERN OKALOOSA COUNTIES...
AT 531 AM CDT...THE STORM THAT PROMPTED THE WARNING FOR SOUTHEASTERN
SANTA ROSA AND SOUTHWESTERN OKALOOSA COUNTIES HAS WEAKENED TO BELOW
SEVERE LIMITS...THUS THE SEVERE THUNDERSTORM WARNING HAS BEEN ALLOWED
TO EXPIRE.
EVEN THOUGH THE STORM IS NO LONGER SEVERE...STRONG STORMS CONTINUE
ALONG THE WESTERN FLORIDA PANHANDLE COAST. THESE STORMS WILL
CONTINUE TO PRODUCE GUSTY WINDS AND FREQUENT TO CONTINUOUS LIGHTNING
STRIKES THROUGH 630 AM.
TO REPORT SEVERE WEATHER...CALL (800) 284-9059.
LAT...LON 3038 8692 3039 8687 3039 8694 3040 8694
3050 8689 3046 8674 3038 8678 3037 8692
TIME...MOT...LOC 1006Z 288DEG 2KT 3043 8685
$$The office that day
Everything else NWS Mobile, AL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 6, 5:24 AM CDT | Areal Flood Advisory | MOB | Santa Rosa | 66 min |
| Jul 6, 6:24 AM CDT | Areal Flood Advisory | MOB | Escambia, Okaloosa, Santa Rosa | 2 hr |
| Jul 6, 6:39 AM CDT | Severe Thunderstorm Warning | MOB | Escambia, Santa Rosa | 51 min |
| Jul 6, 7:01 AM CDT | Flash Flood Warning | MOB | Santa Rosa | 119 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.