Alert archive / Alabama / Tornado Warnings in 2019

Tornado Warning 37, NWS Mobile, AL

October 25, 20194 counties in Alabama

NWS Mobile, AL issued this tornado warning at Oct 25, 2019, 5:40 PM CDT for 4 counties in Alabama. It was in force for 35 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 25, 2019, 5:40 PM CDT (22:40 UTC)
Expired
Oct 25, 2019, 6:15 PM CDT
In force
35 min
Issued by
NWS Mobile, AL
Area
Storm-based polygon
Tornado
Radar indicated
Hail
0.75 in

Counties Baldwin County, AL, Clarke County, AL, Mobile County, AL, Washington County, AL

The radar

The Mobile radar (KMOB), 54 km from the middle of the area, began a volume at 22:41 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.

IssuedProductOfficeLasted
Oct 25, 3:43 PM CDTTornado WatchSPC7 hr

The nearest sounding before it

Slidell Radar S, LA (KSIL), launched 12:00Z, 10.7 hours before the alert went out and 191 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 2019-10-25Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 376 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°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 2019-10-25The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 296 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
376 J/kg
Mixed-layer CIN
-56 J/kg
Mixed-layer LCL
528 m above ground
0-6 km bulk shear
37 kt
0-1 km storm-relative helicity
296 m²/s²
0-3 km storm-relative helicity
353 m²/s²
Significant tornado parameter
0.0
Supercell composite
2.5

Open this sounding in Storm Lab

The text

As transmitted.

861 
WFUS54 KMOB 252240 RRA
TORMOB
ALC003-025-097-129-252315-
/O.NEW.KMOB.TO.W.0037.191025T2240Z-191025T2315Z/

BULLETIN - EAS ACTIVATION REQUESTED
Tornado Warning
National Weather Service Mobile AL
540 PM CDT Fri Oct 25 2019

The National Weather Service in Mobile has issued a

* Tornado Warning for...
  Northeastern Mobile County in southwestern Alabama...
  Northwestern Baldwin County in southwestern Alabama...
  Southeastern Washington County in southwestern Alabama...
  Southern Clarke County in southwestern Alabama...

* Until 615 PM CDT.
    
* At 540 PM CDT, a severe thunderstorm capable of producing a tornado
  was located over Mount Vernon, or 13 miles north of Creola, moving
  north at 25 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...
  Calvert around 555 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 3103 8803 3123 8807 3123 8783 3103 8788
TIME...MOT...LOC 2240Z 187DEG 20KT 3108 8798 

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

$$

The office that day

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

IssuedProductOfficeCountiesLasted
Oct 25, 1:44 AM CDTSpecial Marine WarningMOB2 hr
Oct 25, 6:51 AM CDTSpecial Weather StatementMOBMobile39 min
Oct 25, 9:47 AM CDTSpecial Marine WarningMOB88 min
Oct 25, 9:51 AM CDTSpecial Weather StatementMOBMobile39 min
Oct 25, 10:21 AM CDTSpecial Weather StatementMOBBaldwin24 min
Oct 25, 10:45 AM CDTSevere Thunderstorm WarningMOBMobile33 min
Oct 25, 11:02 AM CDTSpecial Weather StatementMOBMobile13 min
Oct 25, 11:14 AM CDTSpecial Marine WarningMOB61 min
Oct 25, 11:17 AM CDTSpecial Weather StatementMOBMobile28 min
Oct 25, 11:46 AM CDTSevere Thunderstorm WarningMOBMobile29 min
Oct 25, 11:59 AM CDTTornado WarningMOBMobile46 min
Oct 25, 12:38 PM CDTSevere Thunderstorm WarningMOBMobile37 min
Oct 25, 1:12 PM CDTTornado WarningMOBMobile, Washington48 min
Oct 25, 1:41 PM CDTSpecial Marine WarningMOB94 min
Oct 25, 1:52 PM CDTAreal Flood AdvisoryMOBChoctaw, Clarke, Mobile, Washington3 hr
Oct 25, 1:57 PM CDTTornado WarningMOBClarke, Washington48 min
Oct 25, 2:13 PM CDTSpecial Marine WarningMOB34 min
Oct 25, 2:32 PM CDTSpecial Weather StatementMOBMobile43 min
Oct 25, 2:40 PM CDTTornado WarningMOBChoctaw, Clarke, Washington27 min
Oct 25, 2:44 PM CDTSpecial Weather StatementMOBMobile46 min
Oct 25, 2:52 PM CDTHigh Surf AdvisoryMOBBaldwin, Mobile27 hr
Oct 25, 4:00 PM CDTSevere Thunderstorm WarningMOBChoctaw, Clarke45 min
Oct 25, 4:08 PM CDTTornado WarningMOBMobile52 min
Oct 25, 4:40 PM CDTTornado WarningMOBWashington50 min
Oct 25, 4:50 PM CDTTornado WarningMOBMobile, Washington40 min
Oct 25, 4:53 PM CDTTornado WarningMOBChoctaw20 min
Oct 25, 4:57 PM CDTTornado WarningMOBBaldwin, Clarke, Mobile48 min
Oct 25, 4:59 PM CDTTornado WarningMOBWashington46 min
Oct 25, 5:12 PM CDTTornado Warning Tornado observedConsiderable damage threatMOBMobile, Washington48 min
Oct 25, 5:17 PM CDTTornado WarningMOBMobile43 min
Oct 25, 5:40 PM CDTTornado WarningMOBBaldwin, Clarke, Mobile, Washington35 min
Oct 25, 5:43 PM CDTTornado WarningMOBChoctaw, Clarke, Washington47 min
Oct 25, 5:48 PM CDTTornado WarningMOBClarke, Washington42 min
Oct 25, 5:55 PM CDTTornado WarningMOBChoctaw, Clarke, Washington39 min
Oct 25, 5:59 PM CDTAreal Flood AdvisoryMOBChoctaw, Clarke, Washington3 hr
Oct 25, 6:03 PM CDTTornado WarningMOBMobile, Washington32 min
Oct 25, 6:23 PM CDTSevere Thunderstorm WarningMOBChoctaw, Clarke, Washington52 min
Oct 25, 6:58 PM CDTAreal Flood AdvisoryMOBChoctaw, Clarke3 hr

Nearby

Tornado Warnings in Alabama, 2019Every tornado warning in 2019Tornadoes in 2019

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.