Alert archive / Florida / Severe Thunderstorm Warnings in 2021

Severe Thunderstorm Warning 63, NWS Mobile, AL

April 10, 2021Baldwin County, Alabama; Escambia County, Okaloosa County, Santa Rosa County, Florida

NWS Mobile, AL issued this severe thunderstorm warning at Apr 10, 2021, 6:52 AM CDT for Baldwin County, Alabama; Escambia County, Okaloosa County, Santa Rosa County, Florida. It was in force for 53 min. 14 reports came from inside the area while it was in force.

The area

The outline as issued, with what was reported inside it.

The facts

Issued
Apr 10, 2021, 6:52 AM CDT (11:52 UTC)
Expired
Apr 10, 2021, 7:45 AM CDT
In force
53 min
Issued by
NWS Mobile, AL
Area
Storm-based polygon
Hail
1.0 in
Wind
60.0 mph

Counties Baldwin County, AL, Escambia County, FL, Okaloosa County, FL, Santa Rosa County, FL

The radar

The Mobile radar (KMOB), 98 km from the middle of the area, began a volume at 11:54 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.

What was reported inside it

TimeReportWhereRemark
Apr 10, 6:54 AM CDTTSTM WND GST 581 Sw Gulf Shores, ALPRIVATE WEATHER STATION KALGULFS41 RECORDED A 58 MPH THUNDERSTORM WIND GUST.
Apr 10, 6:57 AM CDTTSTM WND GST 692 Wsw Miflin, ALWEATHERFLOW STATION (XGLF) IN GULF SHORES GUSTED TO 69 MPH.
Apr 10, 7:02 AM CDTMARINE TSTM WIND 40Orange Beach, ALMARINE THUNDERSTORM WIND GUST OF 40 MPH AT THE MESONET STATION IN ORANGE BEACH.
Apr 10, 7:03 AM CDTMARINE TSTM WIND 542 Sw Gulf Shores, ALMARINE THUNDERSTORM WIND GUST OF 54 MPH AT THE MESONET STATION IN GULF SHORES.
Apr 10, 7:14 AM CDTMARINE TSTM WIND 53Pensacola Nas, FLMARINE THUNDERSTORM WIND GUST OF 53 MPH AT (KNPA) PENSACOLA NAS.
Apr 10, 7:18 AM CDTTSTM WND GST 661 Nne Pensacola Interna, FLKPNS AT THE PENSACOLA INTERNATIONAL AIRPORT GUSTED TO 66 MPH.
Apr 10, 7:20 AM CDTTSTM WND DMG2 Se Brownsville, FLROOF TORN OFF OF THE EMERALD REPUBLIC BREWING COMPANY.
Apr 10, 7:20 AM CDTMARINE TSTM WIND 511 Sse Brownsville, FLMARINE THUNDERSTORM WIND GUST OF 51 MPH AT THE MESONET STATION PENLA (1 SSE BROWNSVILLE).
Apr 10, 7:25 AM CDTTSTM WND DMG4 W Bagdad, FL*** 1 INJ *** TREE FELL ON A MOBILE HOME ON HOLLY PINES LANE. ONE PERSON WAS INJURED.
Apr 10, 7:30 AM CDTTSTM WND GST 621 E Gulf Breeze, FLWEATHERFLOW STATION (XGBZ) IN GULF BREEZE GUSTED TO 62 MPH.
Apr 10, 7:30 AM CDTMARINE TSTM WIND 57Gulf Breeze, FLMARINE THUNDERSTORM WIND GUST OF 57 MPH AT THE WEATHERSTEM STATION IN GULF BREEZE.
Apr 10, 7:40 AM CDTMARINE TSTM WIND 435 Ene Oriole Beach, FLMARINE THUNDERSTORM WIND GUST OF 43 MPH AT THE WEATHERSTEM STATION NEAR ORIOLE BEACH.
Apr 10, 7:50 AM CDTTSTM WND GST 602 Sse Navarre, FLWEATHERSTEM STATION IN NAVARRE GUSTED TO 60 MPH.
Apr 10, 7:51 AM CDTTSTM WND GST 60Mary Esther, FLAWOS STATION (KHRT) ON HURLBURT FIELD GUSTED TO 60 MPH.

Local storm reports filed while the alert was in force, from inside its polygon or its counties.

The watch it was issued in

The SPC watch in force over the same counties when this warning went out.

IssuedProductOfficeLasted
Apr 10, 2:30 AM CDTTornado WatchSPC8 hr

The nearest sounding before it

Slidell Radar S, LA (KSIL), launched 00:00Z, 11.9 hours before the alert went out and 232 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 00:00Z on 2021-04-10Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 2977 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 00:00Z on 2021-04-10The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 243 square meters per square second.193958Sfc1 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
2977 J/kg
Mixed-layer CIN
-20 J/kg
Mixed-layer LCL
599 m above ground
0-6 km bulk shear
39 kt
0-1 km storm-relative helicity
243 m²/s²
0-3 km storm-relative helicity
269 m²/s²
Significant tornado parameter
3.4
Supercell composite
18.1

Open this sounding in Storm Lab

The text

As transmitted.

402 
WUUS54 KMOB 101152
SVRMOB
ALC003-FLC033-091-113-101245-
/O.NEW.KMOB.SV.W.0063.210410T1152Z-210410T1245Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Mobile AL
652 AM CDT Sat Apr 10 2021

The National Weather Service in Mobile has issued a

* Severe Thunderstorm Warning for...
  Southeastern Baldwin County in southwestern Alabama...
  Southwestern Okaloosa County in northwestern Florida...
  Southern Santa Rosa County in northwestern Florida...
  Southeastern Escambia County in northwestern Florida...

* Until 745 AM CDT.

* At 652 AM CDT, severe thunderstorms were located along a line
  extending from 10 miles southwest of Molino to 9 miles southwest of
  Gulf Shores, moving east at 50 mph.

  HAZARD...60 mph wind gusts and quarter size hail.

  SOURCE...Radar indicated.

  IMPACT...Hail damage to vehicles is expected. Expect wind damage 
           to roofs, siding, and trees.

* Locations impacted include...
  Pensacola, Ferry Pass, Brent, West Pensacola, Wright, Ensley,
  Warrington, Gonzalez, Gulf Shores, Foley, Pace, Gulf Breeze, Orange
  Beach, Goulding, Mary Esther, Bagdad, Lillian, Myrtle Grove, Oriole
  Beach and Bon Secour.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Tornado Watch remains in effect until 800 AM CDT for southwestern
Alabama...and northwestern Florida.

For your protection move to an interior room on the lowest floor of a
building.

&&

LAT...LON 3022 8787 3070 8748 3055 8656 3028 8673
      3022 8721
TIME...MOT...LOC 1152Z 280DEG 54KT 3064 8746 3017 8781 

HAIL...1.00IN
WIND...60MPH
 
$$
1 follow-up statement
436 
WWUS54 KMOB 101221
SVSMOB

Severe Weather Statement
National Weather Service Mobile AL
721 AM CDT Sat Apr 10 2021

ALC003-101230-
/O.CAN.KMOB.SV.W.0063.000000T0000Z-210410T1245Z/
Baldwin AL-
721 AM CDT Sat Apr 10 2021

...THE SEVERE THUNDERSTORM WARNING FOR SOUTHEASTERN BALDWIN COUNTY IS
CANCELLED...

The storms which prompted the warning have moved out of the warned 
area. Therefore, the warning has been cancelled.

A Tornado Watch remains in effect until 800 AM CDT for northwestern
Florida.

LAT...LON 3028 8746 3065 8720 3055 8656 3028 8673
      3029 8680 3022 8721
TIME...MOT...LOC 1220Z 280DEG 54KT 3057 8701 3010 8736 

$$

FLC033-091-113-101245-
/O.CON.KMOB.SV.W.0063.000000T0000Z-210410T1245Z/
Okaloosa FL-Santa Rosa FL-Escambia FL-
721 AM CDT Sat Apr 10 2021

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 745 AM CDT
FOR SOUTHWESTERN OKALOOSA...SOUTHERN SANTA ROSA AND SOUTHEASTERN
ESCAMBIA COUNTIES...

At 720 AM CDT, severe thunderstorms were located along a line
extending from near Bagdad to 17 miles southeast of Orange Beach,
moving east at 60 mph.

HAZARD...70 mph wind gusts and quarter size hail.

SOURCE...Radar indicated.

IMPACT...Hail damage to vehicles is expected. Expect considerable 
         tree damage. Wind damage is also likely to mobile homes, 
         roofs, and outbuildings.

Locations impacted include...
Pensacola, Ferry Pass, Brent, West Pensacola, Wright, Ensley,
Warrington, Pace, Gulf Breeze, Goulding, Mary Esther, Bagdad, Myrtle
Grove, Oriole Beach, Navarre, Pensacola Beach, Navarre Beach, Pea
Ridge and Floridatown.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Tornado Watch remains in effect until 800 AM CDT for northwestern
Florida.

For your protection move to an interior room on the lowest floor of a
building.

&&

LAT...LON 3028 8746 3065 8720 3055 8656 3028 8673
      3029 8680 3022 8721
TIME...MOT...LOC 1220Z 280DEG 54KT 3057 8701 3010 8736 

HAIL...1.00IN
WIND...70MPH
 
$$

The office that day

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

IssuedProductOfficeCountiesLasted
Apr 9, 9:31 PM CDTRiver Flood WarningMOBMobile63 hr
Apr 10, 1:06 AM CDTSevere Thunderstorm WarningMOBChoctaw54 min
Apr 10, 1:15 AM CDTSevere Thunderstorm WarningMOBChoctaw, Washington45 min
Apr 10, 1:33 AM CDTSpecial Marine WarningMOB87 min
Apr 10, 1:58 AM CDTSevere Thunderstorm WarningMOBChoctaw, Clarke, Washington, Wilcox62 min
Apr 10, 2:22 AM CDTSpecial Weather StatementMOBMobile68 min
Apr 10, 2:35 AM CDTSevere Thunderstorm WarningMOBMobile25 min
Apr 10, 2:43 AM CDTSevere Thunderstorm WarningMOBMobile17 min
Apr 10, 2:50 AM CDTSevere Thunderstorm WarningMOBBaldwin55 min
Apr 10, 2:59 AM CDTSevere Thunderstorm WarningMOBBaldwin, Butler, Clarke, Conecuh, Escambia, Mobile and 3 more61 min
Apr 10, 3:36 AM CDTSpecial Marine WarningMOB114 min
Apr 10, 3:53 AM CDTSevere Thunderstorm WarningMOBBaldwin, Butler, Conecuh, Covington, Escambia, Mobile and 2 more67 min
Apr 10, 4:07 AM CDTAreal Flood AdvisoryMOBBaldwin, Escambia, Mobile3 hr
Apr 10, 4:33 AM CDTSevere Thunderstorm WarningMOBButler, Conecuh, Covington, Crenshaw, Escambia57 min
Apr 10, 4:53 AM CDTSevere Thunderstorm WarningMOBBaldwin, Covington, Escambia52 min
Apr 10, 5:10 AM CDTAreal Flood AdvisoryMOBBaldwin3 hr
Apr 10, 5:28 AM CDTSpecial Marine WarningMOB2 hr
Apr 10, 5:40 AM CDTFlash Flood WarningMOBBaldwin6 hr
Apr 10, 5:44 AM CDTSevere Thunderstorm WarningMOBBaldwin, Covington, Escambia61 min
Apr 10, 5:53 AM CDTFlash Flood WarningMOBMobile6 hr
Apr 10, 6:04 AM CDTSpecial Marine WarningMOB86 min
Apr 10, 6:20 AM CDTSevere Thunderstorm WarningMOBBaldwin, Mobile40 min
Apr 10, 6:48 AM CDTSpecial Marine WarningMOB87 min
Apr 10, 7:12 AM CDTSpecial Marine WarningMOB63 min
Apr 10, 7:30 AM CDTSpecial Marine WarningMOB90 min
Apr 10, 9:28 AM CDTRiver Flood WarningMOBBaldwin11 hr
Apr 10, 9:33 AM CDTRiver Flood WarningMOBBaldwin5 hr
Apr 10, 3:46 AM CDTSpecial Weather StatementMOBEscambia, Santa Rosa44 min
Apr 10, 4:30 AM CDTSpecial Weather StatementMOBOkaloosa45 min
Apr 10, 5:57 AM CDTTornado WarningMOBOkaloosa33 min
Apr 10, 6:18 AM CDTTornado WarningMOBOkaloosa12 min
Apr 10, 7:35 AM CDTSevere Thunderstorm WarningMOBOkaloosa, Santa Rosa41 min
Apr 10, 7:39 AM CDTFlash Flood WarningMOBOkaloosa5 hr
Apr 10, 9:38 AM CDTRiver Flood WarningMOBOkaloosa11 hr

Nearby

Severe Thunderstorm Warnings in Florida, 2021Severe Thunderstorm Warnings in Alabama, 2021Every severe thunderstorm warning 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; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.