Alert archive / Alabama / Special Weather Statements in 2018

Special Weather Statement, NWS Mobile, AL

November 25, 2018Mobile County, Alabama

NWS Mobile, AL issued this special weather statement at Nov 25, 2018, 3:14 PM CST for Mobile County, Alabama. It was in force for 46 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
Nov 25, 2018, 3:14 PM CST (21:14 UTC)
Expired
Nov 25, 2018, 4:00 PM CST
In force
46 min
Issued by
NWS Mobile, AL

County Mobile County, AL

The radar

The Mobile radar (KMOB), 39 km from the middle of the area, began a volume at 21:14 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 12:00Z, 9.2 hours before the alert went out and 143 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 2018-11-25Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 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 2018-11-25The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 227 square meters per square second.1939587897Sfc1 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
720 m above ground
0-6 km bulk shear
70 kt
0-1 km storm-relative helicity
227 m²/s²
0-3 km storm-relative helicity
250 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 Nov 25, 11:49 AM CST, 3 hours 25 minutes earlier.

Area forecast discussion, Nov 25, 11:49 AM CST, 3 hours 25 minutes before
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</head>
<body>
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    <section class="card" role="status" aria-live="polite">
      <div class="status" id="status">Temporary Notice</div>
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Hazardous weather outlook, Nov 25, 10:13 AM CST, 5 hours 1 minute before
Hazardous Weather Outlook...UPDATED
National Weather Service Mobile AL
1013 AM CST Sun Nov 25 2018

ALZ051>060-261>266-FLZ201>206-MSZ067-075-076-078-079-261615-
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-
1013 AM CST Sun Nov 25 2018

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

.DAY ONE...Today and Tonight

Showers and thunderstorms will increase in coverage across our
area this afternoon into this evening ahead of an approaching cold
front. A few storms may become strong to briefly severe, mainly
to the south of a New Augusta Mississippi to Crestview Florida
line. The primary severe weather hazard will be strong to locally
damaging wind gusts. A brief tornado cannot be entirely ruled out
near the immediate coast.

A high risk of rip currents will continue along area beaches
through tonight.

.DAYS TWO THROUGH SEVEN...Monday through Saturday

There is a moderate risk of rip currents on Monday.

.SPOTTER INFORMATION STATEMENT...

Spotter groups and emergency management officials should monitor
weather conditions closely near the coast this afternoon and
evening.

GMZ630>636-650-655-670-675-261615-
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-
1013 AM CST Sun Nov 25 2018

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

.DAY ONE...Today and Tonight

Scattered showers and storms will develop across the marine area
this afternoon and evening. A few storms may become strong to
severe and capable of producing strong wind gusts in excess of 34
knots, reduced visibility due to heavy rain, and waterspouts.

Small craft should exercise caution over much of the marine area
this afternoon and early evening, then a Small Craft Advisory is
in effect beginning at 9 pm CST this evening.

.DAYS TWO THROUGH SEVEN...Monday through Saturday

A Small Craft Advisory will remain in effect for much of the
marine area until noon CST Monday. Moderate to strong winds may
continue to create hazardous conditions for small craft Monday
afternoon through Monday night.

In the hours before

Special weather statement, Nov 25, 3:14 PM CST, 0 minutes before
Special Weather Statement
National Weather Service Mobile AL
314 PM CST SUN NOV 25 2018

ALZ263-265-252200-
Mobile Coastal AL-Mobile Central AL-
314 PM CST SUN NOV 25 2018

...A STRONG THUNDERSTORM WILL AFFECT THE FOLLOWING
COUNTIES...EXTREME SOUTHERN MOBILE COUNTY UNTIL 400 PM CST...

At 313 PM CST, the strong thunderstorm was located near Moss Point,
moving east at 35 mph.

Winds gusts of 40 to 50 mph will be possible with this storm.

Locations impacted include...
Grand Bay, Bayou La Batre and Coden.

LAT...LON 3032 8820 3036 8819 3040 8834 3039 8840
      3049 8840 3052 8810 3033 8814 3026 8809
      3032 8816 3032 8819 3031 8819 3025 8818
      3025 8808 3023 8828 3025 8820 3031 8821
      3023 8830
TIME...MOT...LOC 2113Z 262DEG 32KT 3038 8851

The office that day

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

IssuedProductOfficeCountiesLasted
Nov 24, 11:37 PM CSTDense Fog AdvisoryMOBBaldwin, Butler, Choctaw, Clarke, Conecuh, Covington and 6 more9 hr
Nov 24, 11:39 PM CSTMarine Dense Fog AdvisoryMOB8 hr
Nov 25, 4:12 AM CSTSmall Craft AdvisoryMOB32 hr
Nov 25, 4:54 AM CSTRip Current StatementMOBBaldwin, Mobile23 hr
Nov 25, 3:11 PM CSTSpecial Marine WarningMOB64 min
Nov 25, 3:39 PM CSTSpecial Marine WarningMOB51 min
Nov 25, 4:04 PM CSTSpecial Marine WarningMOB35 min
Nov 25, 4:07 PM CSTSpecial Marine WarningMOB53 min
Nov 25, 4:12 PM CSTSpecial Marine WarningMOB93 min
Nov 25, 5:04 PM CSTSpecial Marine WarningMOB86 min
Nov 25, 5:21 PM CSTSpecial Marine WarningMOB84 min
Nov 25, 5:59 PM CSTSpecial Marine WarningMOB91 min

Nearby

Special Weather Statements in Alabama, 2018Every special weather statement in 2018

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.