Alert archive / Florida / Severe Thunderstorm Warnings in 2012
Severe Thunderstorm Warning 188, NWS Mobile, AL
NWS Mobile, AL issued this severe thunderstorm warning at Sep 4, 2012, 3:44 PM CDT for Escambia County, Santa Rosa County, Florida; Baldwin County, Escambia County, Alabama. It was in force for 61 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
- Sep 4, 2012, 3:44 PM CDT (20:44 UTC)
- Expired
- Sep 4, 2012, 4:45 PM CDT
- In force
- 61 min
- Issued by
- NWS Mobile, AL
- Area
- Storm-based polygon
Counties Baldwin County, AL, Escambia County, AL, Escambia County, FL, Santa Rosa County, FL
The radar
The Mobile radar (KMOB), 64 km from the middle of the area, began a volume at 20:46 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
Slidell Radar S, LA (KSIL), launched 12:00Z, 8.7 hours before the alert went out and 210 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
- 1547 J/kg
- Mixed-layer CIN
- -25 J/kg
- Mixed-layer LCL
- 675 m above ground
- 0-6 km bulk shear
- 18 kt
- 0-1 km storm-relative helicity
- -28 m²/s²
- 0-3 km storm-relative helicity
- 34 m²/s²
- Significant tornado parameter
- -0.2
- Supercell composite
- -1.5
The text
As transmitted, in the capitals the NWS used until 2016.
117
WUUS54 KMOB 042044
SVRMOB
ALC003-053-FLC033-113-042145-
/O.NEW.KMOB.SV.W.0188.120904T2044Z-120904T2145Z/
BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE MOBILE AL
344 PM CDT TUE SEP 4 2012
THE NATIONAL WEATHER SERVICE IN MOBILE HAS ISSUED A
* SEVERE THUNDERSTORM WARNING FOR...
NORTHERN ESCAMBIA COUNTY IN NORTHWEST FLORIDA...
NORTHWESTERN SANTA ROSA COUNTY IN NORTHWEST FLORIDA...
SOUTHWESTERN ESCAMBIA COUNTY IN SOUTH CENTRAL ALABAMA...
NORTHERN BALDWIN COUNTY IN SOUTHWEST ALABAMA...
* UNTIL 445 PM CDT
* AT 341 PM CDT...A LINE OF SEVERE THUNDERSTORMS CAPABLE OF PRODUCING
DAMAGING WINDS OVER 60 MPH WERE LOCATED ALONG A LINE EXTENDING FROM
19 MILES NORTHWEST OF ATMORE TO 7 MILES NORTHWEST OF ATMORE TO
FLOMATON...AND MOVING SOUTH AT 25 MPH.
* LOCATIONS IMPACTED INCLUDE...
POARCH CREEK RESERVATION... FLOMATON...
MOLINO... CENTURY... I65 AND CR 47...
I65 AND AL 59... I65 AND AL 287... I65 AND AL 225...
BAY MINETTE...
THIS INCLUDES INTERSTATE 65 BETWEEN MILE MARKERS 30 AND 63.
LAT...LON 3079 8776 3094 8790 3095 8787 3097 8789
3098 8787 3099 8789 3129 8778 3125 8765
3123 8756 3123 8753 3101 8715 3065 8730
TIME...MOT...LOC 2044Z 003DEG 20KT 3123 8769 3108 8758
3099 8727
$$2 follow-up statements
701
WWUS54 KMOB 042112
SVSMOB
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE MOBILE AL
412 PM CDT TUE SEP 4 2012
ALC053-042122-
/O.CAN.KMOB.SV.W.0188.000000T0000Z-120904T2145Z/
ESCAMBIA AL-
412 PM CDT TUE SEP 4 2012
...THE SEVERE THUNDERSTORM WARNING HAS BEEN CANCELLED FOR
SOUTHWESTERN ESCAMBIA COUNTY...
AT 409 PM CDT...THE STORM THAT PROMPTED THE WARNING FOR SOUTHWESTERN
ESCAMBIA COUNTY HAS MOVED OUT OF THE COUNTY...THUS THE SEVERE
THUNDERSTORM WARNING HAS BEEN CANCELLED.
LAT...LON 3079 8776 3094 8790 3095 8787 3097 8789
3098 8787 3099 8789 3116 8773 3112 8766
3106 8762 3100 8762 3099 8760 3100 8716
3065 8730
TIME...MOT...LOC 2112Z 359DEG 22KT 3106 8771 3091 8757
3090 8731
$$
ALC003-FLC033-113-042145-
/O.CON.KMOB.SV.W.0188.000000T0000Z-120904T2145Z/
SANTA ROSA FL-ESCAMBIA FL-BALDWIN AL-
412 PM CDT TUE SEP 4 2012
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 445 PM CDT
FOR NORTHERN BALDWIN...NORTHERN ESCAMBIA AND NORTHWESTERN SANTA ROSA
COUNTIES...
AT 409 PM CDT...A LINE OF SEVERE THUNDERSTORMS CAPABLE OF PRODUCING
DAMAGING WINDS OVER 60 MPH WERE LOCATED ALONG A LINE EXTENDING FROM
13 MILES WEST OF ATMORE TO 8 MILES SOUTHWEST OF ATMORE TO 5 MILES
SOUTHWEST OF CENTURY...MOVING SOUTH AT 25 MPH.
LOCATIONS IMPACTED INCLUDE...
MOLINO... CENTURY... I65 AND CR 47...
I65 AND AL 59... I65 AND AL 287... I65 AND AL 225...
BAY MINETTE...
THIS INCLUDES INTERSTATE 65 BETWEEN MILE MARKERS 30 AND 47.
LAT...LON 3079 8776 3094 8790 3095 8787 3097 8789
3098 8787 3099 8789 3116 8773 3112 8766
3106 8762 3100 8762 3099 8760 3100 8716
3065 8730
TIME...MOT...LOC 2112Z 359DEG 22KT 3106 8771 3091 8757
3090 8731
$$072
WWUS54 KMOB 042129
SVSMOB
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE MOBILE AL
429 PM CDT TUE SEP 4 2012
ALC003-FLC033-113-042145-
/O.CON.KMOB.SV.W.0188.000000T0000Z-120904T2145Z/
SANTA ROSA FL-ESCAMBIA FL-BALDWIN AL-
429 PM CDT TUE SEP 4 2012
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 445 PM CDT
FOR NORTHERN BALDWIN...CENTRAL ESCAMBIA AND EXTREME WEST CENTRAL
SANTA ROSA COUNTIES...
AT 423 PM CDT...A LINE OF SEVERE THUNDERSTORMS CAPABLE OF PRODUCING
DAMAGING WINDS OVER 60 MPH WERE LOCATED ALONG A LINE EXTENDING FROM 7
MILES NORTHEAST OF BAY MINETTE TO 10 MILES EAST OF BAY MINETTE TO 9
MILES NORTH OF MOLINO...MOVING SOUTH AT 25 MPH.
LOCATIONS IMPACTED INCLUDE...
MOLINO... I65 AND AL 59... I65 AND AL 287...
BAY MINETTE...
THIS INCLUDES INTERSTATE 65 BETWEEN MILE MARKERS 35 AND 44.
LAT...LON 3079 8776 3090 8786 3097 8781 3100 8774
3102 8767 3098 8763 3094 8753 3091 8725
3065 8730
TIME...MOT...LOC 2128Z 359DEG 22KT 3095 8772 3083 8760
3082 8734
$$The office that day
Everything else NWS Mobile, AL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Sep 4, 8:12 AM CDT | Flash Flood Watch | MOB | 25 hr | |
| Sep 4, 10:44 AM CDT | Areal Flood Advisory | MOB | Okaloosa | 2 hr |
| Sep 4, 3:34 PM CDT | Flash Flood Warning | MOB | Escambia, Santa Rosa | 6 hr |
| Sep 4, 4:44 PM CDT | Severe Thunderstorm Warning | MOB | Escambia | 61 min |
| Sep 4, 4:59 PM CDT | Severe Thunderstorm Warning | MOB | Escambia | 61 min |
| Sep 4, 6:52 AM CDT | Areal Flood Advisory | MOB | Butler, Crenshaw | 3 hr |
| Sep 4, 7:20 AM CDT | Areal Flood Advisory | MOB | Covington | 3 hr |
| Sep 4, 7:30 AM CDT | Flash Flood Warning | MOB | Butler, Crenshaw | 6 hr |
| Sep 4, 8:26 AM CDT | Flash Flood Warning | MOB | Butler, Covington, Crenshaw | 6 hr |
| Sep 4, 9:10 AM CDT | Flash Flood Warning | MOB | Wilcox | 6 hr |
| Sep 4, 10:13 AM CDT | Areal Flood Advisory | MOB | Clarke, Conecuh, Monroe | 3 hr |
| Sep 4, 11:40 AM CDT | Flash Flood Warning | MOB | Butler, Conecuh, Monroe | 3 hr |
| Sep 4, 1:33 PM CDT | Areal Flood Warning | MOB | Butler, Crenshaw | 3 hr |
| Sep 4, 2:14 PM CDT | Areal Flood Warning | MOB | Butler, Conecuh, Covington, Crenshaw, Monroe, Wilcox | 2 hr |
| Sep 4, 4:26 PM CDT | Areal Flood Warning | MOB | Conecuh, Monroe | 8 hr |
| Sep 4, 5:51 PM CDT | Severe Thunderstorm Warning | MOB | Baldwin | 54 min |
| Sep 4, 5:56 PM CDT | Severe Thunderstorm Warning | MOB | Choctaw, Clarke, Monroe, Washington, Wilcox | 64 min |
| Sep 4, 6:37 PM CDT | Severe Thunderstorm Warning | MOB | Baldwin | 30 min |
| Sep 4, 6:49 PM CDT | Severe Thunderstorm Warning | MOB | Baldwin, Choctaw, Clarke, Escambia, Mobile, Monroe and 2 more | 34 min |
Nearby
Severe Thunderstorm Warnings in Florida, 2012Severe Thunderstorm Warnings in Alabama, 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.