Alert archive / Florida / Special Weather Statements in 2021

Special Weather Statement, NWS Mobile, AL

July 29, 2021Escambia County, Santa Rosa County, Florida

NWS Mobile, AL issued this special weather statement at Jul 29, 2021, 6:21 PM CDT for Escambia County, Santa Rosa County, Florida. It was in force for 39 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 29, 2021, 6:21 PM CDT (23:21 UTC)
Expired
Jul 29, 2021, 7:00 PM CDT
In force
39 min
Issued by
NWS Mobile, AL

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 23:20 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 244 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 2021-07-29Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 2497 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 2021-07-29The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -2 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
2497 J/kg
Mixed-layer CIN
-6 J/kg
Mixed-layer LCL
565 m above ground
0-6 km bulk shear
13 kt
0-1 km storm-relative helicity
-2 m²/s²
0-3 km storm-relative helicity
33 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

617 
WWUS84 KMOB 292321
SPSMOB

Special Weather Statement
National Weather Service Mobile AL
621 PM CDT Thu Jul 29 2021
 
FLZ201>204-300000-
Escambia Inland FL-Santa Rosa Coastal FL-Escambia Coastal FL-
Santa Rosa Inland FL-
621 PM CDT Thu Jul 29 2021

...A LINE OF STRONG THUNDERSTORMS WILL AFFECT THE FOLLOWING
COUNTIES...CENTRAL SANTA ROSA AND CENTRAL ESCAMBIA COUNTIES UNTIL 700
PM CDT...

At 621 PM CDT, the strong thunderstorms were located along a line
extending from Roeville to 6 miles northwest of Navarre, and moving
west at 15 mph.

Wind gusts of 40 to 50 mph will be possible with these storms.

Locations impacted include...
Pensacola, Ferry Pass, Brent, West Pensacola, Ensley, Gonzalez, Pace,
Milton, Goulding, Bagdad, Myrtle Grove, Oriole Beach, Navarre,
Molino, Point Baker, Pea Ridge, Roeville and Floridatown.

LAT...LON 3040 8742 3044 8734 3047 8742 3083 8742
      3074 8694 3045 8691 3044 8691 3051 8702
      3058 8698 3060 8702 3040 8707 3045 8694
      3040 8690 3036 8720 3040 8724 3037 8732
      3035 8726 3033 8742
TIME...MOT...LOC 2321Z 092DEG 14KT 3068 8702 3047 8700 

$$

The office that day

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

IssuedProductOfficeCountiesLasted
Jul 28, 7:07 PM CDTSpecial Weather StatementMOBBaldwin38 min
Jul 28, 7:27 PM CDTSpecial Weather StatementMOBBaldwin63 min
Jul 28, 7:43 PM CDTSpecial Marine WarningMOB78 min
Jul 28, 8:18 PM CDTAreal Flood AdvisoryMOBBaldwin3 hr
Jul 28, 8:24 PM CDTSpecial Weather StatementMOBBaldwin, Mobile51 min
Jul 29, 2:54 AM CDTExcessive Heat WatchMOBBaldwin, Mobile, Washington11 hr
Jul 29, 2:16 PM CDTExcessive Heat WatchMOBBaldwin, Mobile, Washington14 hr
Jul 29, 2:16 PM CDTExcessive Heat WarningMOBBaldwin, Mobile, Washington29 hr
Jul 29, 5:26 PM CDTSpecial Marine WarningMOB94 min
Jul 29, 5:34 PM CDTSpecial Marine WarningMOB86 min
Jul 29, 6:07 PM CDTSpecial Marine WarningMOB83 min
Jul 29, 4:57 PM CDTSpecial Weather StatementMOBOkaloosa33 min
Jul 29, 5:33 PM CDTSpecial Weather StatementMOBSanta Rosa42 min
Jul 29, 6:50 PM CDTSevere Thunderstorm WarningMOBEscambia, Santa Rosa55 min
Jul 29, 2:16 PM CDTHeat AdvisoryMOBPerry, Stone20 hr

Nearby

Special Weather Statements in Florida, 2021Every special weather statement in 2021

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.