Alert archive / Florida / Tornado Warnings in 2020

Tornado Warning 63, NWS Mobile, AL

October 10, 2020Escambia County, Santa Rosa County, Florida

NWS Mobile, AL issued this tornado warning at Oct 10, 2020, 2:19 AM CDT for Escambia County, Santa Rosa County, Florida. It was in force for 41 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 10, 2020, 2:19 AM CDT (07:19 UTC)
Expired
Oct 10, 2020, 3:00 AM CDT
In force
41 min
Issued by
NWS Mobile, AL
Area
Storm-based polygon
Tornado
Radar indicated
Hail
0.75 in

Counties Escambia County, FL, Santa Rosa County, FL

The radar

The Mobile radar (KMOB), 106 km from the middle of the area, began a volume at 07:18 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 00:00Z, 7.3 hours before the alert went out and 250 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 2020-10-10Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 778 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 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 2020-10-10The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 402 square meters per square second.19395878Sfc1 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
778 J/kg
Mixed-layer CIN
-4 J/kg
Mixed-layer LCL
649 m above ground
0-6 km bulk shear
56 kt
0-1 km storm-relative helicity
402 m²/s²
0-3 km storm-relative helicity
470 m²/s²
Significant tornado parameter
2.1
Supercell composite
9.7

Open this sounding in Storm Lab

The text

As transmitted.

148 
WFUS54 KMOB 100719
TORMOB
FLC033-113-100800-
/O.NEW.KMOB.TO.W.0063.201010T0719Z-201010T0800Z/

BULLETIN - EAS ACTIVATION REQUESTED
Tornado Warning
National Weather Service Mobile AL
219 AM CDT Sat Oct 10 2020

The National Weather Service in Mobile has issued a

* Tornado Warning for...
  Western Santa Rosa County in northwestern Florida...
  Central Escambia County in northwestern Florida...

* Until 300 AM CDT.
    
* At 219 AM CDT, a severe thunderstorm capable of producing a tornado
  was located 5 miles north of Oriole Beach, or 8 miles northeast of
  Gulf Breeze, moving north at 30 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...
  Bagdad and Floridatown around 235 AM CDT.
  Pace, Milton and Pea Ridge around 240 AM CDT.
  Point Baker around 250 AM 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 3037 8717 3100 8733 3100 8703 3040 8696
TIME...MOT...LOC 0719Z 167DEG 28KT 3046 8708 

TORNADO...RADAR INDICATED
HAIL...<.75IN

$$
2 follow-up statements
230 
WWUS54 KMOB 100734
SVSMOB

Severe Weather Statement
National Weather Service Mobile AL
234 AM CDT Sat Oct 10 2020

FLC033-113-100800-
/O.CON.KMOB.TO.W.0063.000000T0000Z-201010T0800Z/
Santa Rosa FL-Escambia FL-
234 AM CDT Sat Oct 10 2020

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 300 AM CDT FOR
NORTHWESTERN SANTA ROSA AND NORTH CENTRAL ESCAMBIA COUNTIES...
    
At 234 AM CDT, a severe thunderstorm capable of producing a tornado
was located over Pea Ridge, or near Pace, moving north at 30 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...
  Point Baker around 245 AM CDT.
  Century and Jay around 315 AM 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 3100 8733 3100 8703 3053 8701 3050 8716
TIME...MOT...LOC 0734Z 167DEG 28KT 3058 8711 

TORNADO...RADAR INDICATED
HAIL...<.75IN

$$
340 
WWUS54 KMOB 100750
SVSMOB

Severe Weather Statement
National Weather Service Mobile AL
250 AM CDT Sat Oct 10 2020

FLC033-113-100800-
/O.EXP.KMOB.TO.W.0063.000000T0000Z-201010T0800Z/
Santa Rosa FL-Escambia FL-
250 AM CDT Sat Oct 10 2020

...THE TORNADO WARNING FOR NORTHWESTERN SANTA ROSA AND NORTH CENTRAL
ESCAMBIA COUNTIES WILL EXPIRE AT 300 AM CDT...
                
The storm which prompted the warning has weakened below severe
limits, and no longer appears capable of producing a tornado.
Therefore, the warning will be allowed to expire.

LAT...LON 3100 8733 3100 8703 3053 8701 3050 8716
TIME...MOT...LOC 0750Z 167DEG 28KT 3069 8714 

$$

The office that day

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

IssuedProductOfficeCountiesLasted
Oct 10, 4:10 AM CDTTornado WarningMOBOkaloosa35 min
Oct 10, 6:01 AM CDTTornado WarningMOBOkaloosa44 min
Oct 10, 10:09 AM CDTAreal Flood AdvisoryMOBEscambia, Santa Rosa111 min
Oct 10, 10:36 AM CDTAreal Flood AdvisoryMOBEscambia, Santa Rosa114 min
Oct 10, 10:45 AM CDTFlash Flood WarningMOBEscambia, Santa Rosa3 hr
Oct 10, 2:14 PM CDTRiver Flood WarningMOBOkaloosa, Santa Rosa9 hr

Nearby

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