Alert archive / Alabama / Special Weather Statements in 2020

Special Weather Statement, NWS Mobile, AL

January 13, 2020Choctaw County, Alabama

NWS Mobile, AL issued this special weather statement at Jan 13, 2020, 5:52 PM CST for Choctaw County, Alabama. It was in force for 68 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: Jan 13, 2020, 5:52 PM CST (23:52 UTC)
Expired: Jan 13, 2020, 7:00 PM CST
In force: 68 min
Issued by: NWS Mobile, AL

County Choctaw County, AL

The radar

The Mobile radar (KMOB), 163 km from the middle of the area, began a volume at 23:54 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.

The nearest sounding before it

Jackson, MS (KJAN), launched 12:00Z, 11.9 hours before the alert went out and 192 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: 0 J/kg
Mixed-layer CIN: No buoyant parcel
Mixed-layer LCL: 1194 m above ground
0-6 km bulk shear: 55 kt
0-1 km storm-relative helicity: 64 m²/s²
0-3 km storm-relative helicity: 216 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

Open this sounding in Storm Lab

The text

As transmitted.

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What forecasters said that day

The local office's own words before this special weather statement went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS Mobile, AL wrote its last area forecast discussion before this special weather statement went out at Jan 13, 3:56 PM CST, 1 hour 56 minutes earlier.

Area forecast discussion, Jan 13, 3:56 PM CST, 1 hour 56 minutes before

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Hazardous weather outlook, Jan 13, 6:08 AM CST, 11 hours 44 minutes before

Hazardous Weather Outlook
National Weather Service Mobile AL
608 AM CST Mon Jan 13 2020

ALZ051>060-261>266-FLZ201>206-MSZ067-075-076-078-079-141215-
Choctaw-Washington-Clarke-Wilcox-Monroe-Conecuh-Butler-Crenshaw-
Escambia-Covington-Mobile Inland-Baldwin Inland-Mobile Central-
Baldwin Central-Mobile Coastal-Baldwin Coastal-Escambia Inland-
Escambia Coastal-Santa Rosa Inland-Santa Rosa Coastal-
Okaloosa Inland-Okaloosa Coastal-Wayne-Perry-Greene-Stone-George-
608 AM CST Mon Jan 13 2020

...HIGH RIP CURRENT RISK IN EFFECT THROUGH TODAY...
...DENSE FOG IN EFFECT THROUGH 9 AM CST THIS MORNING...

This Hazardous Weather Outlook is for portions of south central
Alabama...southwest Alabama...northwest Florida and southeast
Mississippi.

.DAY ONE...Today and Tonight

Please listen to NOAA Weather Radio or go to weather.gov/mob (see
Fast Access Product Section) for more information about the
following hazards.

   High Rip Current Risk.
   Dense Fog Advisory.

.DAYS TWO THROUGH SEVEN...Tuesday through Sunday

Potential for dense fog will continue across most of the region
through mid week, possibly into late week. Fog will likely be most
dense near the coast (both day and night) and spread inland during
the overnight hours. Widespread dense fog will periodically make
for hazardous driving conditions in many locations over the next
several days.

.SPOTTER INFORMATION STATEMENT...

Spotter activation is not expected at this time.

GMZ630>636-650-655-670-675-141215-
Northern Mobile Bay-Southern Mobile Bay-Mississippi Sound-
Perdido Bay-Pensacola Bay System-Western Choctawhatchee Bay-
Eastern Choctawhatchee Bay-
Coastal waters from Pensacola FL to Pascagoula MS out 20 NM-
Coastal waters from Okaloosa Walton County Line FL to Pensacola
FL out 20 NM-
Waters from Pensacola FL to Pascagoula MS from 20 to 60 NM-
Waters from Okaloosa Walton County Line FL to Pensacola FL from
20 to 60 NM-
608 AM CST Mon Jan 13 2020

This Hazardous Weather Outlook is for portions of the coastal
waters of Alabama and northwest Florida.

...DENSE FOG ADVISORY IN EFFECT IS EVENING TO 9 AM CST TUESDAY FOR
AREA BAYS AND GULF WATERS OUT TO 20 NM...

.DAY ONE...Today and Tonight

Please listen to NOAA Weather Radio or go to weather.gov/mob (see
Fast Access Product Section) for more information about the
following hazards.

   Dense Fog Advisory.

Dense fog will produce low visibility and create hazardous
navigation issues for small craft over area bays and Gulf waters
out to about 20 NM.

.DAYS TWO THROUGH SEVEN...Tuesday through Sunday

Please listen to NOAA Weather Radio or go to weather.gov/mob (see
Fast Access Product Section) for more information about the
following hazards.

   Dense Fog Advisory.

Dense fog will produce low visibility and create hazardous
navigation issues for small craft over area bays and Gulf waters
out to about 20 NM through at least Tuesday, possibly later into
the week.

In the hours before

Local storm report, Jan 13, 5:08 PM CST, 44 minutes before

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Local storm report, Jan 13, 5:14 PM CST, 38 minutes before

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Local storm report, Jan 13, 5:22 PM CST, 30 minutes before

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Special weather statement, Jan 13, 5:52 PM CST, 0 minutes before

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The office that day

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

Issued	Product	Office	Counties	Lasted
Jan 13, 1:37 AM CST	Special Weather Statement	MOB	Covington	53 min
Jan 13, 2:22 AM CST	Special Weather Statement	MOB	Covington	53 min
Jan 13, 3:09 AM CST	Areal Flood Advisory	MOB	Conecuh, Covington, Escambia	6 hr
Jan 13, 3:14 AM CST	Areal Flood Advisory	MOB	Baldwin	3 hr
Jan 13, 3:24 AM CST	Special Weather Statement	MOB	Crenshaw	51 min
Jan 13, 9:35 AM CST	Areal Flood Advisory	MOB	Butler, Conecuh, Covington, Crenshaw, Escambia	115 min
Jan 13, 12:03 PM CST	Dense Fog Advisory	MOB	Baldwin, Butler, Choctaw, Clarke, Conecuh, Covington and 6 more	21 hr
Jan 13, 1:09 PM CST	River Flood Warning	MOB	Escambia	21 days
Jan 13, 2:37 AM CST	Special Weather Statement	MOB	Wayne	53 min
Jan 13, 10:17 AM CST	River Flood Warning	MOB	George, Greene, Perry	10 days
Jan 13, 4:18 PM CST	Areal Flood Advisory	MOB	Wayne	3 hr
Jan 13, 4:47 PM CST	Areal Flood Advisory	MOB	Wayne	3 hr

Nearby

Special Weather Statements in Alabama, 2020 Every special weather statement 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.