Alert archive / Alabama / Special Weather Statements in 2018

Special Weather Statement, NWS Mobile, AL

July 22, 2018Choctaw County, Clarke County, Wilcox County, Alabama

NWS Mobile, AL issued this special weather statement at Jul 22, 2018, 11:33 AM CDT for Choctaw County, Clarke County, Wilcox County, Alabama. It was in force for 42 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
Jul 22, 2018, 11:33 AM CDT (16:33 UTC)
Expired
Jul 22, 2018, 12:15 PM CDT
In force
42 min
Issued by
NWS Mobile, AL

Counties Choctaw County, AL, Clarke County, AL, Wilcox County, AL

The radar

The Birmingham radar (KBMX), 145 km from the middle of the area, began a volume at 16:34 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

Birmingham, AL (KBMX), launched 12:00Z, 4.6 hours before the alert went out and 145 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, Birmingham, AL at 12:00Z on 2018-07-22Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 342 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, Birmingham, AL at 12:00Z on 2018-07-22The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 99 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
342 J/kg
Mixed-layer CIN
-40 J/kg
Mixed-layer LCL
1340 m above ground
0-6 km bulk shear
49 kt
0-1 km storm-relative helicity
99 m²/s²
0-3 km storm-relative helicity
215 m²/s²
Significant tornado parameter
0.1
Supercell composite
0.8

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 Jul 22, 7:01 AM CDT, 4 hours 32 minutes earlier.

Area forecast discussion, Jul 22, 7:01 AM CDT, 4 hours 32 minutes before
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Hazardous weather outlook, Jul 22, 7:14 AM CDT, 4 hours 19 minutes before
Hazardous Weather Outlook
National Weather Service Mobile AL
714 AM CDT Sun Jul 22 2018

ALZ265-266-FLZ202-204-206-231215-
Mobile Coastal-Baldwin Coastal-Escambia Coastal-Santa Rosa Coastal-
Okaloosa Coastal-
714 AM CDT Sun Jul 22 2018

...HEAT ADVISORY IN EFFECT UNTIL 6 PM CDT THIS EVENING...
...HIGH RIP CURRENT RISK IN EFFECT THROUGH MONDAY MORNING...

This Hazardous Weather Outlook is for southwest Alabama and
northwest Florida.

.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.
   Heat Advisory.

Strong to severe thunderstorms possible east of I-65 and along I-10
in northwest Florida late this afternoon to early evening. Localized
damaging wind gusts in excess of 60 mph and perhaps some instances
of hail will be possible.

.DAYS TWO THROUGH SEVEN...Monday through Saturday.

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.

.SPOTTER INFORMATION STATEMENT...

Spotter activation is not expected at this time.

ALZ059-261>264-FLZ201-203-205-MSZ075-076-078-079-231215-
Escambia-Mobile Inland-Baldwin Inland-Mobile Central-Baldwin Central-
Escambia Inland-Santa Rosa Inland-Okaloosa Inland-Perry-Greene-Stone-
George-
714 AM CDT Sun Jul 22 2018

...HEAT ADVISORY IN EFFECT UNTIL 6 PM CDT THIS EVENING...

This Hazardous Weather Outlook is for 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.

   Heat Advisory.

Strong to severe thunderstorms possible east of I-65 and along I-10
in northwest Florida late this afternoon to early evening. Localized
damaging wind gusts in excess of 60 mph and perhaps some instances
of hail will be possible.

.DAYS TWO THROUGH SEVEN...Monday through Saturday.

No hazardous weather is expected at this time.

.SPOTTER INFORMATION STATEMENT...

Spotter activation is not expected at this time.

ALZ051>058-060-MSZ067-231215-
Choctaw-Washington-Clarke-Wilcox-Monroe-Conecuh-Butler-Crenshaw-
Covington-Wayne-
714 AM CDT Sun Jul 22 2018

This Hazardous Weather Outlook is for south central Alabama,
southwest Alabama and southeast Mississippi.

.DAY ONE...Today and Tonight.

Strong to severe thunderstorms possible east of I-65 and along I-10
in northwest Florida late this afternoon to early evening. Localized
damaging wind gusts in excess of 60 mph and perhaps some instances
of hail will be possible.

.DAYS TWO THROUGH SEVEN...Monday through Saturday.

No hazardous weather is expected at this time.

.SPOTTER INFORMATION STATEMENT...

Spotter activation is not expected at this time.

GMZ630-633>636-231215-
Northern Mobile Bay-Perdido Bay-Pensacola Bay System-
Western Choctawhatchee Bay-Eastern Choctawhatchee Bay-
714 AM CDT Sun Jul 22 2018

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

.DAY ONE...Today and Tonight.

Strong to severe thunderstorms possible east of I-65 and along I-10
in northwest Florida late this afternoon to early evening. Localized
damaging wind gusts in excess of 60 mph and perhaps some instances
of hail will be possible.

.DAYS TWO THROUGH SEVEN...Monday through Saturday.

No hazardous weather is expected at this time.

GMZ650-655-670-675-231215-
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-
714 AM CDT Sun Jul 22 2018

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 1 AM CDT MONDAY...

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

.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.

   Small Craft Advisory.

Isolated strong to severe thunderstorms possible this evening.
Localized damaging wind gusts in excess of 60 mph and perhaps some
instances of hail will be possible.

.DAYS TWO THROUGH SEVEN...Monday through Saturday.

No hazardous weather is expected at this time.

GMZ631-632-231215-
Southern Mobile Bay-Mississippi Sound-
714 AM CDT Sun Jul 22 2018

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 10 PM CDT THIS EVENING...

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

.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.

   Small Craft Advisory.

Strong to severe thunderstorms possible east of I-65 and along I-10
in northwest Florida late this afternoon to early evening. Localized
damaging wind gusts in excess of 60 mph and perhaps some instances
of hail will be possible.

.DAYS TWO THROUGH SEVEN...Monday through Saturday.

No hazardous weather is expected at this time.

In the hours before

Special weather statement, Jul 22, 10:50 AM CDT, 43 minutes before
Special Weather Statement
National Weather Service Mobile AL
1050 AM CDT SUN JUL 22 2018

ALZ051-053>057-221630-
Clarke AL-Wilcox AL-Conecuh AL-Monroe AL-Choctaw AL-Butler AL-
1050 AM CDT SUN JUL 22 2018

...A LINE OF STRONG THUNDERSTORMS WILL AFFECT THE FOLLOWING
COUNTIES...NORTHWESTERN BUTLER...NORTHEASTERN MONROE...CHOCTAW...
NORTHERN CLARKE...WILCOX AND NORTH CENTRAL CONECUH COUNTIES UNTIL
1130 AM CDT...

At 1050 AM CDT, the strong thunderstorms were located along a line
extending from 7 miles southwest of Kinterbish to 3 miles northeast
of Vineland, and moving southeast at 30 mph.

Winds gusts of 40 to 50 mph will be possible with these storms.

Locations impacted include...
Thomasville, Camden, Butler, Pine Hill, Lisman, Beatrice, Pennington,
Vredenburgh, Fulton, Gilbertown, Yellow Bluff, Toxey, Pine Apple,
Shawnee and Dannelly Reservoir.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Frequent cloud to ground lightning is occurring with these storms.
Lightning can strike 10 miles away from a thunderstorm. Seek a safe
shelter inside a building or vehicle.

These storms may intensify, so be certain to monitor local radio
stations and available television stations for additional information
and possible warnings from the National Weather Service.

&&

LAT...LON 3231 8793 3228 8802 3218 8801 3205 8812
      3199 8810 3201 8809 3199 8807 3200 8763
      3213 8762 3213 8752 3226 8752 3227 8744
      3205 8718 3205 8686 3196 8686 3196 8674
      3168 8673 3179 8840 3231 8842
TIME...MOT...LOC 1550Z 306DEG 25KT 3227 8838 3207 8761
Special weather statement, Jul 22, 11:33 AM CDT, 0 minutes before
Special Weather Statement
National Weather Service Mobile AL
1133 AM CDT SUN JUL 22 2018

ALZ051>055-221715-
Clarke AL-Wilcox AL-Monroe AL-Choctaw AL-Washington AL-
1133 AM CDT SUN JUL 22 2018

...A LINE OF STRONG THUNDERSTORMS WILL AFFECT THE FOLLOWING
COUNTIES...NORTH CENTRAL MONROE...CHOCTAW...NORTHEASTERN
WASHINGTON...CLARKE AND WILCOX COUNTIES UNTIL 1215 PM CDT...

At 1132 AM CDT, the strong thunderstorms were located along a line
extending from 4 miles east of Dannelly Reservoir to Coffeeville, and
moving southeast at 30 mph.

Winds gusts of 40 to 50 mph will be possible with these storms.

Locations impacted include...
Thomasville, Camden, Butler, Grove Hill, Saint Stephens, Whatley,
Pine Hill, Lisman, Coffeeville, Pennington, Vredenburgh, Fulton,
Yellow Bluff, Shawnee and Dannelly Reservoir.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Frequent cloud to ground lightning is occurring with these storms.
Lightning can strike 10 miles away from a thunderstorm. Seek a safe
shelter inside a building or vehicle.

These storms may intensify, so be certain to monitor local radio
stations and available television stations for additional information
and possible warnings from the National Weather Service.

&&

LAT...LON 3231 8793 3228 8793 3230 8794 3228 8802
      3218 8801 3209 8804 3205 8812 3199 8810
      3200 8763 3213 8762 3213 8752 3227 8751
      3227 8744 3220 8733 3205 8718 3205 8686
      3196 8686 3194 8691 3144 8814 3231 8842
TIME...MOT...LOC 1632Z 336DEG 28KT 3219 8714 3176 8806

The office that day

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

IssuedProductOfficeCountiesLasted
Jul 21, 10:08 PM CDTSpecial Weather StatementMOBMonroe67 min
Jul 21, 10:18 PM CDTSevere Thunderstorm WarningMOBClarke, Conecuh, Monroe, Wilcox57 min
Jul 21, 10:47 PM CDTSpecial Weather StatementMOBConecuh28 min
Jul 21, 11:05 PM CDTSevere Thunderstorm WarningMOBButler, Conecuh, Covington, Crenshaw40 min
Jul 21, 11:40 PM CDTSevere Thunderstorm WarningMOBButler, Covington, Crenshaw35 min
Jul 22, 2:25 AM CDTSpecial Weather StatementMOBButler, Covington65 min
Jul 22, 3:22 AM CDTRip Current StatementMOBBaldwin, Mobile24 hr
Jul 22, 10:50 AM CDTSpecial Weather StatementMOBChoctaw, Wilcox40 min
Jul 22, 11:20 AM CDTSevere Thunderstorm WarningMOBChoctaw14 min
Jul 22, 11:40 AM CDTSevere Thunderstorm WarningMOBClarke, Wilcox65 min
Jul 22, 12:06 PM CDTSevere Thunderstorm WarningMOBClarke54 min
Jul 22, 12:33 PM CDTSevere Thunderstorm WarningMOBClarke, Monroe, Wilcox23 min
Jul 22, 12:35 PM CDTSevere Thunderstorm WarningMOBButler, Conecuh, Covington15 min
Jul 22, 12:47 PM CDTSevere Thunderstorm WarningMOBButler, Conecuh, Covington, Crenshaw41 min
Jul 22, 12:54 PM CDTSevere Thunderstorm WarningMOBClarke, Monroe36 min
Jul 22, 1:07 PM CDTSpecial Weather StatementMOBCrenshaw38 min
Jul 22, 1:13 PM CDTSpecial Weather StatementMOBMonroe62 min
Jul 22, 1:18 PM CDTSevere Thunderstorm WarningMOBClarke, Conecuh, Escambia, Monroe18 min
Jul 22, 1:21 PM CDTSevere Thunderstorm WarningMOBCovington39 min
Jul 22, 1:25 PM CDTSpecial Weather StatementMOBButler, Crenshaw80 min
Jul 22, 2:02 PM CDTSevere Thunderstorm WarningMOBCovington58 min
Jul 22, 2:17 PM CDTSpecial Weather StatementMOBClarke43 min
Jul 22, 2:27 PM CDTSevere Thunderstorm WarningMOBClarke, Monroe37 min
Jul 22, 2:29 PM CDTTornado WarningMOBClarke23 min
Jul 22, 3:18 PM CDTSpecial Marine WarningMOB57 min
Jul 22, 6:29 PM CDTSpecial Marine WarningMOB61 min
Jul 22, 6:14 PM CDTSpecial Weather StatementMOBSanta Rosa46 min
Jul 22, 6:50 PM CDTSevere Thunderstorm WarningMOBSanta Rosa26 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.