Alert archive / Alabama / Special Weather Statements in 2017

Special Weather Statement, NWS Mobile, AL

August 14, 2017Wilcox County, Alabama

NWS Mobile, AL issued this special weather statement at Aug 14, 2017, 3:41 PM CDT for Wilcox County, Alabama. It was in force for 34 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
Aug 14, 2017, 3:41 PM CDT (20:41 UTC)
Expired
Aug 14, 2017, 4:15 PM CDT
In force
34 min
Issued by
NWS Mobile, AL

County Wilcox County, AL

The radar

The Birmingham radar (KBMX), 147 km from the middle of the area, began a volume at 20:44 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, 8.7 hours before the alert went out and 248 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, Jackson, MS at 12:00Z on 2017-08-14Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1541 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, Jackson, MS at 12:00Z on 2017-08-14The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 26 square meters per square second.1939Sfc1 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
1541 J/kg
Mixed-layer CIN
-25 J/kg
Mixed-layer LCL
711 m above ground
0-6 km bulk shear
20 kt
0-1 km storm-relative helicity
26 m²/s²
0-3 km storm-relative helicity
47 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.6

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 Aug 14, 12:53 PM CDT, 2 hours 48 minutes earlier.

Area forecast discussion, Aug 14, 12:53 PM CDT, 2 hours 48 minutes before
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</head>
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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, Aug 14, 5:09 AM CDT, 10 hours 32 minutes before
Hazardous Weather Outlook...CORRECTED
National Weather Service Mobile AL
509 AM CDT Mon Aug 14 2017

ALZ051>060-261>266-FLZ201>206-MSZ067-075-076-078-079-151015-
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-
509 AM CDT Mon Aug 14 2017

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

.DAY ONE...Today and Tonight

Heat indices will range from 102 to 106 degrees today.

Scattered to numerous showers and thunderstorms will develop
across the region through this afternoon. The stronger storms that
develop will be capable of producing torrential downpours, which
could result in localized flooding of urban and low lying areas.
Frequent cloud to ground lightning strikes and brief strong and
gusty winds will also accompany the stronger storms that develop.

.DAYS TWO THROUGH SEVEN...Tuesday through Sunday

Heat indices are expected to range from 102 to 107 degrees
throughout the week.

Periods of very heavy rain...frequent cloud to ground lightning
and gusty straight line winds will be possible with the stronger
thunderstorms throughout the week. Torrential downpours could result
in localized flooding.

.SPOTTER INFORMATION STATEMENT...

Activation of SkyWarn Severe Storm Spotter networks is not
expected through Sunday.

GMZ630>635-650-655-670-675-151015-
Northern Mobile Bay-Southern Mobile Bay-Mississippi Sound-
Perdido Bay-Pensacola Bay System-Choctawhatchee Bay-
Coastal waters from Pensacola FL to Pascagoula MS out 20 NM-
Coastal waters from Destin to Pensacola FL out 20 NM-
Waters from Pensacola FL to Pascagoula MS from 20 to 60 NM-
Waters from Destin to Pensacola FL from 20 to 60 NM-
509 AM CDT Mon Aug 14 2017

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

.DAY ONE...Today and Tonight

Winds and seas will be higher in and around isolated to scattered
showers and thunderstorms through tonight.

.DAYS TWO THROUGH SEVEN...Tuesday through Sunday

Winds and seas will be higher in and around isolated to scattered
showers and thunderstorms throughout the week.

In the hours before

Special weather statement, Aug 14, 2:23 PM CDT, 1 hour 18 minutes before
Special Weather Statement
National Weather Service Mobile AL
223 PM CDT MON AUG 14 2017

ALZ264-FLZ201>204-142000-
Baldwin Central AL-Escambia Inland FL-Santa Rosa Coastal FL-
Escambia Coastal FL-Santa Rosa Inland FL-
223 PM CDT MON AUG 14 2017

...A STRONG THUNDERSTORM WILL AFFECT THE FOLLOWING COUNTIES...EAST
CENTRAL BALDWIN...NORTHWESTERN SANTA ROSA AND CENTRAL ESCAMBIA
COUNTIES UNTIL 300 PM CDT...

At 223 PM CDT, the strong thunderstorm was located near Gonzalez,
moving northwest at 10 mph.

Winds in excess of 30 mph will be possible with this storm.

Locations impacted include...
Gonzalez, Pace, Molino, Floridatown and Pea Ridge.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

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.

This storm 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 3072 8755 3087 8718 3061 8707 3053 8729
TIME...MOT...LOC 1923Z 142DEG 10KT 3065 8727
Special weather statement, Aug 14, 2:32 PM CDT, 1 hour 9 minutes before
Special Weather Statement
National Weather Service Mobile AL
232 PM CDT MON AUG 14 2017

ALZ053-055-059-262-142000-
Clarke AL-Baldwin Inland AL-Monroe AL-Escambia AL-
232 PM CDT MON AUG 14 2017

...A STRONG THUNDERSTORM WILL AFFECT THE FOLLOWING COUNTIES...
SOUTHWESTERN MONROE...NORTH CENTRAL BALDWIN...SOUTHEASTERN CLARKE AND
NORTHWESTERN ESCAMBIA COUNTIES UNTIL 300 PM CDT...

At 232 PM CDT, the strong thunderstorm was located 11 miles west of
Uriah, or 19 miles northwest of Atmore, moving northeast at 10 mph.

Winds in excess of 30 mph will be possible with this storm.

Locations impacted include...
Uriah.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

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.

This storm 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 3114 8763 3124 8781 3147 8770 3132 8744
TIME...MOT...LOC 1932Z 212DEG 9KT 3126 8768
Special weather statement, Aug 14, 3:31 PM CDT, 10 minutes before
Special Weather Statement
National Weather Service Mobile AL
331 PM CDT MON AUG 14 2017

ALZ261-262-264-142115-
Baldwin Central AL-Baldwin Inland AL-Mobile Inland AL-
331 PM CDT MON AUG 14 2017

...STRONG THUNDERSTORMS WILL AFFECT THE FOLLOWING COUNTIES...
NORTHEASTERN MOBILE AND NORTHWESTERN BALDWIN COUNTIES UNTIL 415 PM
CDT...

At 330 PM CDT, clusters of strong thunderstorm were located over I65
And AL 225, or near Bay Minette, moving northeast at 20 mph.

Winds in excess of 30 mph will be possible with these storms.

Locations impacted include...
Bay Minette, Spanish Fort, Stockton and I65 And AL 225.

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.

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 3066 8793 3108 8796 3125 8765 3124 8764
      3124 8762 3090 8763
TIME...MOT...LOC 2030Z 222DEG 16KT 3095 8783
Special weather statement, Aug 14, 3:41 PM CDT, 0 minutes before
Special Weather Statement
National Weather Service Mobile AL
341 PM CDT MON AUG 14 2017

ALZ054-142115-
Wilcox AL-
341 PM CDT MON AUG 14 2017

...A STRONG THUNDERSTORM WILL AFFECT THE FOLLOWING COUNTIES...
SOUTHWESTERN WILCOX COUNTY UNTIL 415 PM CDT...

At 341 PM CDT, the strong thunderstorm was located over Pine Hill, or
8 miles east of Thomasville, moving east at 25 mph.

Winds in excess of 30 mph will be possible with this storm.

Locations impacted include...
Camden, Pine Hill and Yellow Bluff.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

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.

This storm 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 3210 8723 3209 8721 3185 8722 3184 8762
      3187 8762 3188 8763 3188 8765 3200 8766
      3200 8763 3201 8762 3211 8762 3211 8724
TIME...MOT...LOC 2041Z 267DEG 21KT 3194 8759

The office that day

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

IssuedProductOfficeCountiesLasted
Aug 14, 2:32 PM CDTSpecial Weather StatementMOBMonroe28 min
Aug 14, 3:31 PM CDTSpecial Weather StatementMOBBaldwin44 min
Aug 14, 4:32 PM CDTAreal Flood AdvisoryMOBButler, Crenshaw3 hr
Aug 14, 4:38 PM CDTSevere Thunderstorm WarningMOBButler, Crenshaw52 min
Aug 14, 4:49 PM CDTSpecial Weather StatementMOBMobile56 min
Aug 14, 5:07 PM CDTAreal Flood AdvisoryMOBMobile3 hr
Aug 14, 5:44 PM CDTSpecial Weather StatementMOBMobile46 min
Aug 14, 6:08 PM CDTAreal Flood AdvisoryMOBMobile112 min
Aug 14, 6:58 PM CDTSpecial Weather StatementMOBMobile47 min
Aug 13, 7:08 PM CDTSpecial Weather StatementMOBOkaloosa52 min
Aug 14, 2:23 PM CDTSpecial Weather StatementMOBEscambia37 min
Aug 14, 2:54 PM CDTAreal Flood AdvisoryMOBEscambia, Santa Rosa66 min

Nearby

Special Weather Statements in Alabama, 2017Every special weather statement in 2017

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.