Alert archive / Alabama / Special Weather Statements in 2019

Special Weather Statement, NWS Mobile, AL

April 8, 2019Clarke County, Alabama

NWS Mobile, AL issued this special weather statement at Apr 8, 2019, 12:02 AM CDT for Clarke County, Alabama. It was in force for 43 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
Apr 8, 2019, 12:02 AM CDT (05:02 UTC)
Expired
Apr 8, 2019, 12:45 AM CDT
In force
43 min
Issued by
NWS Mobile, AL

County Clarke County, AL

The radar

The Mobile radar (KMOB), 143 km from the middle of the area, began a volume at 05:02 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 00:00Z, 5.0 hours before the alert went out and 168 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 00:00Z on 2019-04-08Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 581 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 00:00Z on 2019-04-08The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 62 square meters per square second.193958Sfc1 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
581 J/kg
Mixed-layer CIN
-35 J/kg
Mixed-layer LCL
1416 m above ground
0-6 km bulk shear
37 kt
0-1 km storm-relative helicity
62 m²/s²
0-3 km storm-relative helicity
82 m²/s²
Significant tornado parameter
0.1
Supercell composite
1.2

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 Apr 7, 11:59 PM CDT, 3 minutes earlier.

Area forecast discussion, Apr 7, 11:59 PM CDT, 3 minutes before
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Hazardous weather outlook, Apr 7, 8:47 AM CDT, 15 hours 15 minutes before
Hazardous Weather Outlook
National Weather Service Mobile AL
847 AM CDT Sun Apr 7 2019

ALZ051>060-261>264-FLZ201-203-205-MSZ067-075-076-078-079-081400-
Choctaw-Washington-Clarke-Wilcox-Monroe-Conecuh-Butler-Crenshaw-
Escambia-Covington-Mobile Inland-Baldwin Inland-Mobile Central-
Baldwin Central-Escambia Inland-Santa Rosa Inland-Okaloosa Inland-
Wayne-Perry-Greene-Stone-George-
847 AM CDT Sun Apr 7 2019

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

.DAY ONE...Today and Tonight.

Areas of fog tonight could possibly create hazardous driving conditions
early this morning, and possibly once again late tonight.

A slight risk of severe storms will be possible late tonight,
mainly west of a Butler, Chatom, Lucedale line. A marginal risk of
severe storms is possible late tonight a little further to the
east, including interior southwest Alabama west of I-65 and
coastal Alabama. Damaging straight line winds and hail up to the
size of quarters will be the primary threats.

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

There is a marginal risk of severe storms on Monday. Damaging wind
gusts and hail up to quarter size again the primary hazard.

.SPOTTER INFORMATION STATEMENT...

Spotter activation may be needed.

ALZ265-266-FLZ202-204-206-081400-
Mobile Coastal-Baldwin Coastal-Escambia Coastal-Santa Rosa Coastal-
Okaloosa Coastal-
847 AM CDT Sun Apr 7 2019

...HIGH RIP CURRENT RISK IN EFFECT FROM 7 PM CDT THIS EVENING
THROUGH MONDAY EVENING...

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.

Areas of dense fog, especially along the coast, will create
hazardous driving conditions late tonight.

A marginal risk of severe storms is possible late tonight a
little further to the east, including interior southwest Alabama
west of I-65 and coastal Alabama. Damaging straight line winds and
hail up to the size of quarters will be the primary threats.

There is a moderate risk for rip currents along the Gulf beaches of
Alabama and northwest Florida today, and a high risk of rip currents
tonight. This will bring hazardous conditions in the surf today
through Monday, posing a danger to swimmers.

.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.

There is a marginal risk of severe storms on Monday. Damaging wind
gusts and hail up to quarter size again the primary hazard.

A high risk of rip currents continues through Monday, bringing
hazardous conditions in the surf through Monday, posing a danger
to swimmers.

.SPOTTER INFORMATION STATEMENT...

Spotter activation may be needed.

GMZ630>636-650-655-670-675-081400-
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-
847 AM CDT Sun Apr 7 2019

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

.DAY ONE...Today and Tonight.

Areas of dense fog near shore and over bays and inland waterways
will be possible tonight.

Onshore winds begin to increase this afternoon, especially over
the Gulf waters. This could create hazardous conditions for small
craft.

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

Moderate to strong onshore flow will continue, especially over the
Gulf waters, Monday through early Tuesday, possibly creating
hazardous conditions for small craft. Winds and seas shift of
offshore and decrease slightly midweek, before becoming light
onshore once again by Thursday.

In the hours before

Special weather statement, Apr 7, 10:07 PM CDT, 1 hour 55 minutes before
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Special weather statement, Apr 7, 10:49 PM CDT, 1 hour 13 minutes before
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Special weather statement, Apr 7, 10:56 PM CDT, 1 hour 6 minutes before
Special Weather Statement
National Weather Service Mobile AL
1056 PM CDT Sun Apr 7 2019

MSZ067-075-076-078-079-080445-
Stone MS-Perry MS-Greene MS-Wayne MS-George MS-
1056 PM CDT Sun Apr 7 2019

...A LINE OF STRONG THUNDERSTORMS WILL AFFECT THE FOLLOWING
COUNTIES...GEORGE...PERRY...WAYNE...GREENE AND EASTERN STONE COUNTIES
UNTIL 1145 PM CDT...

At 1055 PM CDT, the strong thunderstorms were located along a line
extending from 9 miles northeast of Mill Creek to 4 miles southwest
of Beaumont to 7 miles east of McHenry to near Latimer to 5 miles
south of Biloxi, and moving northeast at 40 mph.

Winds gusts up to around 40 mph will be possible with these storms.

Locations impacted include...
Waynesboro, Lucedale, Richton, Leakesville, Clara, Beaumont, New
Augusta, McLain, State Line and Buckatunna.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Torrential rainfall is also occurring with these storms, and may lead
to localized flooding. Do not drive your vehicle through flooded
roadways.

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.

&&

LAT...LON 3143 8894 3182 8894 3185 8865 3189 8847
      3074 8841 3073 8888 3068 8889 3068 8907
      3083 8903 3143 8913
TIME...MOT...LOC 0355Z 205DEG 33KT 3177 8882 3113 8897 3071 8901 3054
8885 3033 8895
Special weather statement, Apr 7, 11:59 PM CDT, 3 minutes before
Special Weather Statement
National Weather Service Mobile AL
1159 PM CDT Sun Apr 7 2019

ALZ261-263-MSZ079-080530-
Mobile Inland AL-Mobile Central AL-George MS-
1159 PM CDT Sun Apr 7 2019

...A STRONG THUNDERSTORM WILL AFFECT THE FOLLOWING COUNTIES...
NORTHERN MOBILE AND SOUTHEASTERN GEORGE COUNTIES UNTIL 1230 AM CDT...

At 1157 PM CDT, the strong thunderstorm was located over Hurley, or
11 miles northeast of Escatawpa, moving northeast at 45 mph.

Winds gusts over 40 mph will be possible with this storm.

Locations impacted include...
Saraland, Satsuma, Creola, Chunchula, Gulfcrest, Axis, Semmes, Tanner
Williams, I65 And AL 158 and Wilmer.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 3074 8841 3074 8855 3107 8831 3091 8796
      3089 8798 3086 8799 3058 8840
TIME...MOT...LOC 0457Z 218DEG 37KT 3064 8847
Special weather statement, Apr 8, 12:02 AM CDT, 0 minutes before
Special Weather Statement
National Weather Service Mobile AL
1202 AM CDT Mon Apr 8 2019

ALZ053-054-080545-
Wilcox AL-Clarke AL-
1202 AM CDT Mon Apr 8 2019

...A STRONG THUNDERSTORM WILL AFFECT THE FOLLOWING COUNTIES...
NORTHEASTERN CLARKE AND SOUTHWESTERN WILCOX COUNTIES UNTIL 1245 AM
CDT...

At 1202 AM CDT, the strong thunderstorm was located near Whatley, or
5 miles east of Grove Hill, moving northeast at 35 mph.

Dime size hail and winds gusts of 40 to 50 mph will be possible with
this storm.

Locations impacted include...
Thomasville, Grove Hill, Whatley, Pine Hill and Fulton.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 3188 8732 3183 8738 3183 8750 3181 8750
      3181 8752 3170 8752 3170 8757 3166 8757
      3157 8766 3165 8780 3199 8773 3199 8767
      3200 8766 3201 8764
TIME...MOT...LOC 0502Z 212DEG 29KT 3170 8769

The office that day

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

IssuedProductOfficeCountiesLasted
Apr 7, 10:49 PM CDTSpecial Weather StatementMOBWashington26 min
Apr 7, 11:23 PM CDTSpecial Marine WarningMOB97 min
Apr 7, 11:59 PM CDTSpecial Weather StatementMOBMobile31 min
Apr 8, 12:57 AM CDTSpecial Marine WarningMOB63 min
Apr 8, 1:38 AM CDTSpecial Weather StatementMOBBaldwin52 min
Apr 8, 1:46 AM CDTSpecial Marine WarningMOB89 min
Apr 8, 2:02 AM CDTSpecial Weather StatementMOBMonroe43 min
Apr 8, 2:26 AM CDTSpecial Weather StatementMOBConecuh, Escambia64 min
Apr 8, 3:16 AM CDTSpecial Marine WarningMOB89 min
Apr 8, 3:58 AM CDTSpecial Marine WarningMOB92 min
Apr 8, 4:32 AM CDTSpecial Marine WarningMOB58 min
Apr 8, 4:40 AM CDTSpecial Marine WarningMOB95 min
Apr 8, 6:37 AM CDTSpecial Marine WarningMOB83 min
Apr 8, 8:28 AM CDTSpecial Marine WarningMOB92 min
Apr 8, 8:29 AM CDTSpecial Marine WarningMOB76 min
Apr 8, 9:50 AM CDTRiver Flood WarningMOBChoctaw, Clarke, Washington21 days
Apr 8, 9:50 AM CDTRiver Flood WarningMOBChoctaw, Clarke, Washington21 days
Apr 8, 10:33 AM CDTSmall Craft AdvisoryMOB23 hr
Apr 8, 4:52 AM CDTSevere Thunderstorm WarningMOBOkaloosa38 min
Apr 8, 5:25 AM CDTSevere Thunderstorm WarningMOBOkaloosa31 min
Apr 8, 9:41 AM CDTSpecial Weather StatementMOBOkaloosa, Santa Rosa49 min
Apr 7, 10:07 PM CDTSpecial Weather StatementMOBPerry, Stone53 min
Apr 7, 10:56 PM CDTSpecial Weather StatementMOBGeorge, Greene, Perry, Wayne49 min

Nearby

Special Weather Statements in Alabama, 2019Every special weather statement 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.