Alert archive / Florida / Tornado Warnings in 2020

Tornado Warning 73, NWS Mobile, AL

October 28, 2020Escambia County, Florida; Escambia County, Alabama

NWS Mobile, AL issued this tornado warning at Oct 28, 2020, 4:37 PM CDT for Escambia County, Florida; Escambia County, Alabama. It was in force for 23 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: Oct 28, 2020, 4:37 PM CDT (21:37 UTC)
Expired: Oct 28, 2020, 5:00 PM CDT
In force: 23 min
Issued by: NWS Mobile, AL
Area: Storm-based polygon
Tornado: Radar indicated
Hail: 0.0 in

Counties Escambia County, AL, Escambia County, FL

The radar

The Mobile radar (KMOB), 76 km from the middle of the area, began a volume at 21:39 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 watch it was issued in

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

Issued	Product	Office	Lasted
Oct 28, 1:03 PM CDT	Tornado Watch	SPC	11 hr

The nearest sounding before it

Slidell Radar S, LA (KSIL), launched 12:00Z, 9.6 hours before the alert went out and 224 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-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

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: 1534 J/kg
Mixed-layer CIN: -9 J/kg
Mixed-layer LCL: 595 m above ground
0-6 km bulk shear: 27 kt
0-1 km storm-relative helicity: 219 m²/s²
0-3 km storm-relative helicity: 214 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 5.9

Open this sounding in Storm Lab

The text

As transmitted.

293 
WFUS54 KMOB 282137
TORMOB
ALC053-FLC033-282200-
/O.NEW.KMOB.TO.W.0073.201028T2137Z-201028T2200Z/

BULLETIN - EAS ACTIVATION REQUESTED
Tornado Warning
National Weather Service Mobile AL
437 PM CDT Wed Oct 28 2020

The National Weather Service in Mobile has issued a

* Tornado Warning for...
  Southwestern Escambia County in south central Alabama...
  Northwestern Escambia County in northwestern Florida...

* Until 500 PM CDT.
    
* At 436 PM CDT, a severe thunderstorm capable of producing a tornado
  was located 10 miles northwest of Molino, or 15 miles south of
  Atmore, moving north at 40 mph.

  HAZARD...Tornado.

  SOURCE...Radar indicated rotation.

  IMPACT...Flying debris will be dangerous to those caught without 
           shelter. Mobile homes will be damaged or destroyed. 
           Damage to roofs, windows, and vehicles will occur.  Tree 
           damage is likely.

* This dangerous storm will be near...
  Bratt around 455 PM CDT.
  Atmore around 500 PM CDT.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TAKE COVER NOW! Move to a basement or an interior room on the lowest
floor of a sturdy building. Avoid windows. If you are outdoors, in a
mobile home, or in a vehicle, move to the closest substantial shelter
and protect yourself from flying debris.

&&

LAT...LON 3074 8747 3106 8762 3109 8741 3075 8742
TIME...MOT...LOC 2136Z 171DEG 33KT 3080 8746 

TORNADO...RADAR INDICATED
HAIL...0.00IN

$$

1 follow-up statement

360 
WWUS54 KMOB 282148
SVSMOB

Severe Weather Statement
National Weather Service Mobile AL
448 PM CDT Wed Oct 28 2020

ALC053-FLC033-282200-
/O.CON.KMOB.TO.W.0073.000000T0000Z-201028T2200Z/
Escambia AL-Escambia FL-
448 PM CDT Wed Oct 28 2020

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 500 PM CDT FOR
SOUTHWESTERN ESCAMBIA AND NORTHWESTERN ESCAMBIA COUNTIES...
    
At 448 PM CDT, a severe thunderstorm capable of producing a tornado
was located 4 miles southwest of Bratt, or 7 miles south of Atmore,
moving north at 40 mph.

HAZARD...Tornado.

SOURCE...Radar indicated rotation.

IMPACT...Flying debris will be dangerous to those caught without 
         shelter. Mobile homes will be damaged or destroyed. Damage 
         to roofs, windows, and vehicles will occur.  Tree damage is 
         likely.

This dangerous storm will be near...
  Atmore around 500 PM CDT.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TAKE COVER NOW! Move to a basement or an interior room on the lowest
floor of a sturdy building. Avoid windows. If you are outdoors, in a
mobile home, or in a vehicle, move to the closest substantial shelter
and protect yourself from flying debris.

&&

LAT...LON 3085 8749 3106 8759 3108 8743 3086 8744
TIME...MOT...LOC 2148Z 171DEG 33KT 3091 8748 

TORNADO...RADAR INDICATED
HAIL...0.00IN

$$

The office that day

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

Issued	Product	Office	Counties	Lasted
Oct 28, 6:21 PM CDT	Tornado Warning	MOB	Escambia, Santa Rosa	24 min
Oct 28, 6:42 PM CDT	Tornado Warning	MOB	Santa Rosa	33 min
Oct 28, 4:53 AM CDT	Special Marine Warning	MOB		97 min
Oct 28, 12:34 PM CDT	River Flood Warning	MOB	Mobile	21 days
Oct 28, 3:06 PM CDT	Special Marine Warning	MOB		39 min
Oct 28, 5:20 PM CDT	Special Marine Warning	MOB		55 min
Oct 28, 5:48 PM CDT	Special Marine Warning	MOB		57 min
Oct 28, 6:13 PM CDT	Special Marine Warning	MOB		92 min
Oct 28, 6:25 PM CDT	Tornado Warning	MOB	Baldwin	20 min
Oct 28, 6:27 PM CDT	Special Marine Warning	MOB		33 min
Oct 28, 6:44 PM CDT	Tornado Warning	MOB	Baldwin	31 min
Oct 28, 6:47 PM CDT	Special Marine Warning	MOB		88 min

Nearby

Tornado Warnings in Florida, 2020 Tornado Warnings in Alabama, 2020 Every tornado warning in 2020 Tornadoes in 2020

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.