Alert archive / Alabama / Tornado Warnings in 2012

Tornado Warning 35, NWS Mobile, AL

July 10, 2012Baldwin County, Alabama

NWS Mobile, AL issued this tornado warning at Jul 10, 2012, 8:57 AM CDT for Baldwin County, Alabama. It was in force for 24 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 10, 2012, 8:57 AM CDT (13:57 UTC)
Expired
Jul 10, 2012, 9:21 AM CDT
In force
24 min
Issued by
NWS Mobile, AL
Area
Storm-based polygon

County Baldwin County, AL

The nearest sounding before it

Slidell Radar S, LA (KSIL), launched 12:00Z, 2.0 hours before the alert went out and 174 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.

Skew-T log-pSkew-T log-p diagram, Slidell Radar S, LA at 12:00Z on 2012-07-10Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1275 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Slidell Radar S, LA at 12:00Z on 2012-07-10The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 29 square meters per square second.1939Sfc1 km3 km6 km9 kmRMLM
The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.
Mixed-layer CAPE
1275 J/kg
Mixed-layer CIN
-12 J/kg
Mixed-layer LCL
812 m above ground
0-6 km bulk shear
17 kt
0-1 km storm-relative helicity
29 m²/s²
0-3 km storm-relative helicity
42 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

978 
WFUS54 KMOB 101357
TORMOB
ALC003-101430-
/O.NEW.KMOB.TO.W.0035.120710T1357Z-120710T1430Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE MOBILE AL
857 AM CDT TUE JUL 10 2012

THE NATIONAL WEATHER SERVICE IN MOBILE HAS ISSUED A

* TORNADO WARNING FOR...
  WEST CENTRAL BALDWIN COUNTY IN SOUTHWEST ALABAMA...

* UNTIL 930 AM CDT

* AT 854 AM CDT...THERE WERE MULTIPLE REPORTS OF A WATERSPOUT NEAR   
  FAIRHOPE. THIS WATERSPOUT MAY MOVE ONSHORE AS A TORNADO.

* OTHER LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO POINT
  CLEAR...HOUSTONVILLE AND BATTLES WHARF

PRECAUTIONARY/PREPAREDNESS ACTIONS...

WATERSPOUTS MAY CAUSE LOCALIZED DAMAGE AS THEY MOVE ONSHORE. IF YOU
ARE IN THE PATH OF THIS WATERSPOUT...PLEASE GO TO A SAFE PLACE
IMMEDIATELY.

&&

LAT...LON 3041 8791 3046 8793 3048 8794 3049 8794
      3054 8791 3057 8791 3059 8793 3061 8792
      3063 8786 3045 8782 3039 8788
TIME...MOT...LOC 1357Z 349DEG 1KT 3051 8790

$$

08
1 follow-up statement
037 
WWUS54 KMOB 101421
SVSMOB

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE MOBILE AL
921 AM CDT TUE JUL 10 2012

ALC003-101430-
/O.CAN.KMOB.TO.W.0035.000000T0000Z-120710T1430Z/
BALDWIN AL-
921 AM CDT TUE JUL 10 2012

...THE TORNADO WARNING FOR WEST CENTRAL BALDWIN COUNTY IS
CANCELLED...

BASED ON RECENT REPORTS FROM EMERGENCY MANAGEMENT...THE WATERSPOUT 
AND POSSIBLE TORNADO HAS LIKELY DISSIPATED. THEREFORE...THE TORNADO 
WARNING FOR BALDWIN COUNTY WILL BE CANCELLED EARLY.

THE ENVIRONMENT REMAINS FAVORABLE FOR WATERSPOUTS OVER MOBILE 
BAY...AND PEOPLE NEAR THE BAY SHOULD CONTINUE TO MONITOR THE WEATHER 
THIS MORNING AS STORMS CONTINUE IN THE AREA.

RELAY REPORTS OF SEVERE WEATHER TO THE NATIONAL WEATHER SERVICE. 
OR...CONTACT LAW ENFORCEMENT.

LAT...LON 3041 8791 3046 8793 3048 8794 3049 8794
      3054 8791 3057 8791 3059 8793 3061 8792
      3063 8786 3045 8782 3039 8788
TIME...MOT...LOC 1420Z 349DEG 1KT 3050 8790

$$

08

The office that day

Everything else NWS Mobile, AL issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jul 10, 8:53 AM CDTSpecial Marine WarningMOB52 min
Jul 10, 9:36 AM CDTSpecial Marine WarningMOB39 min
Jul 10, 2:12 PM CDTSpecial Weather StatementMOBConecuh63 min
Jul 10, 3:08 PM CDTSpecial Weather StatementMOBCovington52 min
Jul 10, 5:38 PM CDTSpecial Marine WarningMOB82 min

Nearby

Tornado Warnings in Alabama, 2012Every tornado warning in 2012Tornadoes 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.