Alert archive / Florida / Severe Thunderstorm Warnings in 2014

Severe Thunderstorm Warning 95, NWS Mobile, AL

June 7, 2014Escambia County, Santa Rosa County, Florida

NWS Mobile, AL issued this severe thunderstorm warning at Jun 7, 2014, 6:23 PM CDT for Escambia County, Santa Rosa County, Florida. It was in force for 37 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
Jun 7, 2014, 6:23 PM CDT (23:23 UTC)
Expired
Jun 7, 2014, 7:00 PM CDT
In force
37 min
Issued by
NWS Mobile, AL
Area
Storm-based polygon

Counties Escambia County, FL, Santa Rosa County, FL

The radar

The Mobile radar (KMOB), 105 km from the middle of the area, began a volume at 23:26 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, 11.4 hours before the alert went out and 252 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 2014-06-07Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 2892 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 2014-06-07The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -31 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
2892 J/kg
Mixed-layer CIN
-15 J/kg
Mixed-layer LCL
677 m above ground
0-6 km bulk shear
9 kt
0-1 km storm-relative helicity
-31 m²/s²
0-3 km storm-relative helicity
-46 m²/s²
Significant tornado parameter
-0.2
Supercell composite
-0.9

Open this sounding in Storm Lab

The text

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

520 
WUUS54 KMOB 072323
SVRMOB
FLC033-113-080000-
/O.NEW.KMOB.SV.W.0095.140607T2323Z-140608T0000Z/

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE MOBILE AL
623 PM CDT SAT JUN 7 2014

THE NATIONAL WEATHER SERVICE IN MOBILE HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  NORTHEASTERN ESCAMBIA COUNTY IN NORTHWEST FLORIDA...
  NORTHERN SANTA ROSA COUNTY IN NORTHWEST FLORIDA...

* UNTIL 700 PM CDT

* AT 621 PM CDT...A SEVERE THUNDERSTORM CAPABLE OF PRODUCING DAMAGING
  WINDS OVER 60 MPH WAS LOCATED 13 MILES SOUTHEAST OF CENTURY...OR 3
  MILES SOUTHWEST OF WHITFIELD...AND MOVING WEST AT 10 MPH.

* LOCATIONS IMPACTED INCLUDE...
  WHITFIELD...          PINE LEVEL...         JAY...
  MOLINO...             CENTURY...

LAT...LON 3071 8732 3100 8734 3100 8696 3074 8686
TIME...MOT...LOC 2323Z 090DEG 8KT 3085 8710

$$

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 7, 3:55 PM CDTSevere Thunderstorm WarningMOBOkaloosa35 min
Jun 7, 4:19 PM CDTSevere Thunderstorm WarningMOBOkaloosa26 min
Jun 7, 4:30 PM CDTSevere Thunderstorm WarningMOBOkaloosa30 min
Jun 7, 4:57 PM CDTFlash Flood WarningMOBOkaloosa2 hr
Jun 7, 5:02 PM CDTSevere Thunderstorm WarningMOBOkaloosa28 min
Jun 7, 5:22 PM CDTSevere Thunderstorm WarningMOBOkaloosa, Santa Rosa23 min
Jun 7, 5:53 PM CDTSevere Thunderstorm WarningMOBOkaloosa, Santa Rosa37 min
Jun 7, 6:56 PM CDTFlash Flood WarningMOBOkaloosa, Santa Rosa2 hr

Nearby

Severe Thunderstorm Warnings in Florida, 2014Every severe thunderstorm warning in 2014

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.