Alert archive / Florida / Special Weather Statements in 2018

Special Weather Statement, NWS Mobile, AL

September 3, 2018Okaloosa County, Florida

NWS Mobile, AL issued this special weather statement at Sep 3, 2018, 4:46 PM CDT for Okaloosa County, Florida. It was in force for 59 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
Sep 3, 2018, 4:46 PM CDT (21:46 UTC)
Expired
Sep 3, 2018, 5:45 PM CDT
In force
59 min
Issued by
NWS Mobile, AL

County Okaloosa County, FL

The radar

The Eglin Afb radar (KEVX), 57 km from the middle of the area, began a volume at 21:48 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

Tallahassee Rgnl, FL (KTLH), launched 12:00Z, 9.8 hours before the alert went out and 214 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, Tallahassee Rgnl, FL at 12:00Z on 2018-09-03Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1507 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, Tallahassee Rgnl, FL at 12:00Z on 2018-09-03The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -51 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
1507 J/kg
Mixed-layer CIN
-20 J/kg
Mixed-layer LCL
694 m above ground
0-6 km bulk shear
7 kt
0-1 km storm-relative helicity
-51 m²/s²
0-3 km storm-relative helicity
-38 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 Sep 3, 4:34 PM CDT, 12 minutes earlier.

Area forecast discussion, Sep 3, 4:34 PM CDT, 12 minutes before
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Hazardous weather outlook, Sep 3, 2:59 PM CDT, 1 hour 47 minutes before
Hazardous Weather Outlook...UPDATED
National Weather Service Mobile AL
259 PM CDT Mon Sep 3 2018

ALZ265-266-042000-
Mobile Coastal-Baldwin Coastal-
259 PM CDT Mon Sep 3 2018

...HIGH RIP CURRENT RISK IN EFFECT THROUGH WEDNESDAY EVENING...
...TROPICAL STORM WARNING IN EFFECT...
...HURRICANE WATCH IN EFFECT...
...FLASH FLOOD WATCH IN EFFECT FROM TUESDAY AFTERNOON THROUGH
WEDNESDAY EVENING...

This Hazardous Weather Outlook is for southwest Alabama.

.DAY ONE...This Afternoon 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.
   Hurricane Watch.
   Tropical Storm Warning.

.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.

   High Rip Current Risk.
   Hurricane Watch.
   Tropical Storm Warning.
   Flash Flood Watch.

.SPOTTER INFORMATION STATEMENT...

Spotter activation may be needed Tuesday and Tuesday night.

ALZ263-264-042000-
Mobile Central-Baldwin Central-
259 PM CDT Mon Sep 3 2018

...TROPICAL STORM WARNING IN EFFECT...
...HURRICANE WATCH IN EFFECT...
...FLASH FLOOD WATCH IN EFFECT FROM TUESDAY AFTERNOON THROUGH
WEDNESDAY EVENING...

This Hazardous Weather Outlook is for southwest Alabama.

.DAY ONE...This Afternoon 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.

   Hurricane Watch.
   Tropical Storm Warning.

.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.

   Hurricane Watch.
   Tropical Storm Warning.
   Flash Flood Watch.

.SPOTTER INFORMATION STATEMENT...

Spotter activation may be needed Tuesday and Tuesday night.

ALZ052-261-262-FLZ201-MSZ067-075-076-042000-
Washington-Mobile Inland-Baldwin Inland-Escambia Inland-Wayne-Perry-
Greene-
259 PM CDT Mon Sep 3 2018

...FLASH FLOOD WATCH IN EFFECT FROM TUESDAY AFTERNOON THROUGH
WEDNESDAY EVENING...

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

.DAY ONE...This Afternoon and Tonight.

No hazardous weather is expected at this time.

.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.

   Flash Flood Watch.

.SPOTTER INFORMATION STATEMENT...

Spotter activation may be needed Tuesday and Tuesday night.

ALZ051-053>060-FLZ203-205-042000-
Choctaw-Clarke-Wilcox-Monroe-Conecuh-Butler-Crenshaw-Escambia-
Covington-Santa Rosa Inland-Okaloosa Inland-
259 PM CDT Mon Sep 3 2018

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

.DAY ONE...This Afternoon and Tonight.

No hazardous weather is expected at this time.

.DAYS TWO THROUGH SEVEN...Tuesday through Sunday.

Locally heavy rainfall and potential of flooding possible over
portions of the area Tuesday and Tuesday night.

.SPOTTER INFORMATION STATEMENT...

Spotter activation may be needed Tuesday and Tuesday night.

FLZ204-206-042000-
Santa Rosa Coastal-Okaloosa Coastal-
259 PM CDT Mon Sep 3 2018

...HIGH RIP CURRENT RISK IN EFFECT THROUGH WEDNESDAY EVENING...
...TROPICAL STORM WARNING IN EFFECT...

This Hazardous Weather Outlook is for northwest Florida.

.DAY ONE...This Afternoon 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.
   Tropical Storm Warning.

.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.

   High Rip Current Risk.
   Tropical Storm Warning.

.SPOTTER INFORMATION STATEMENT...

Spotter activation may be needed Tuesday and Tuesday night.

FLZ202-042000-
Escambia Coastal-
259 PM CDT Mon Sep 3 2018

...HIGH RIP CURRENT RISK IN EFFECT THROUGH WEDNESDAY EVENING...
...TROPICAL STORM WARNING IN EFFECT...
...FLASH FLOOD WATCH IN EFFECT FROM TUESDAY AFTERNOON THROUGH
WEDNESDAY EVENING...

This Hazardous Weather Outlook is for northwest Florida.

.DAY ONE...This Afternoon 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.
   Tropical Storm Warning.

.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.

   High Rip Current Risk.
   Tropical Storm Warning.
   Flash Flood Watch.

.SPOTTER INFORMATION STATEMENT...

Spotter activation may be needed Tuesday and Tuesday night.

MSZ078-079-042000-
Stone-George-
259 PM CDT Mon Sep 3 2018

...TROPICAL STORM WARNING IN EFFECT...
...FLASH FLOOD WATCH IN EFFECT FROM TUESDAY AFTERNOON THROUGH
WEDNESDAY EVENING...

This Hazardous Weather Outlook is for southeast Mississippi.

.DAY ONE...This Afternoon 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.

   Tropical Storm Warning.

.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.

   Tropical Storm Warning.
   Flash Flood Watch.

.SPOTTER INFORMATION STATEMENT...

Spotter activation may be needed Tuesday and Tuesday night.

GMZ630>633-650-670-675-042000-
Northern Mobile Bay-Southern Mobile Bay-Mississippi Sound-
Perdido Bay-
Coastal waters from Pensacola FL to Pascagoula MS 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-
259 PM CDT Mon Sep 3 2018

...TROPICAL STORM WARNING IN EFFECT...
...HURRICANE WATCH IN EFFECT...

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

.DAY ONE...This Afternoon 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.

   Hurricane Watch.
   Tropical Storm Warning.

.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.

   Hurricane Watch.
   Tropical Storm Warning.

GMZ634-635-655-042000-
Pensacola Bay System-Western Choctawhatchee Bay-
Coastal waters from Okaloosa Walton County Line FL to Pensacola FL
out 20 NM-
259 PM CDT Mon Sep 3 2018

...TROPICAL STORM WARNING IN EFFECT...

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

.DAY ONE...This Afternoon 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.

   Tropical Storm Warning.

.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.

   Tropical Storm Warning.

GMZ636-042000-
Eastern Choctawhatchee Bay-
259 PM CDT Mon Sep 3 2018

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

.DAY ONE...This Afternoon and Tonight.

No hazardous weather is expected at this time.

.DAYS TWO THROUGH SEVEN...Tuesday through Sunday.

Wind and waves locally higher with the passage of squalls Tuesday and
Tuesday night.

In the hours before

Special weather statement, Sep 3, 3:44 PM CDT, 1 hour 2 minutes before
Special Weather Statement
National Weather Service Mobile AL
344 PM CDT MON SEP 3 2018

MSZ075-076-079-032145-
Perry MS-Greene MS-George MS-
344 PM CDT MON SEP 3 2018

...A STRONG THUNDERSTORM WILL AFFECT THE FOLLOWING COUNTIES...NORTH
CENTRAL GEORGE...CENTRAL PERRY AND SOUTHWESTERN GREENE COUNTIES UNTIL
445 PM CDT...

At 344 PM CDT, the strong thunderstorm was located 8 miles northwest
of Lucedale, moving northwest at 30 mph.

Wind gusts of 45 to 55 mph will be possible with this storm.

Locations impacted include...
Beaumont, New Augusta and McLain.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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 3139 8914 3108 8853 3092 8861 3107 8915
TIME...MOT...LOC 2044Z 113DEG 28KT 3104 8866
Special weather statement, Sep 3, 4:30 PM CDT, 16 minutes before
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Special weather statement, Sep 3, 4:46 PM CDT, 0 minutes before
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The office that day

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

IssuedProductOfficeCountiesLasted
Sep 2, 7:01 PM CDTSpecial Marine WarningMOB89 min
Sep 2, 7:26 PM CDTSpecial Weather StatementMOBCovington64 min
Sep 2, 7:48 PM CDTSevere Thunderstorm WarningMOBCovington42 min
Sep 2, 8:47 PM CDTSpecial Marine WarningMOB43 min
Sep 2, 9:19 PM CDTSpecial Marine WarningMOB41 min
Sep 3, 4:34 AM CDTTropical Storm WarningMOBBaldwin, Mobile48 hr
Sep 3, 5:19 AM CDTFlash Flood WatchMOBBaldwin, Choctaw, Clarke, Conecuh, Escambia, Mobile and 3 more58 hr
Sep 3, 10:32 AM CDTHurricane WatchMOBBaldwin, Mobile6 hr
Sep 3, 10:32 AM CDTStorm Surge WatchMOBBaldwin, Mobile42 hr
Sep 3, 4:15 PM CDTSpecial Marine WarningMOB45 min
Sep 3, 4:19 PM CDTHurricane WarningMOBBaldwin, Mobile34 hr
Sep 3, 4:19 PM CDTStorm Surge WarningMOBMobile36 hr
Sep 3, 4:51 PM CDTSpecial Marine WarningMOB54 min
Sep 3, 5:34 PM CDTSpecial Marine WarningMOB86 min
Sep 3, 5:39 PM CDTSpecial Marine WarningMOB96 min
Sep 3, 6:03 PM CDTSpecial Weather StatementMOBBaldwin, Escambia42 min
Sep 3, 6:40 PM CDTSevere Thunderstorm WarningMOBBaldwin35 min
Sep 3, 6:50 PM CDTSpecial Marine WarningMOB85 min
Sep 3, 6:55 PM CDTSpecial Marine WarningMOB50 min
Sep 3, 4:30 PM CDTSpecial Weather StatementMOBOkaloosa45 min
Sep 3, 4:56 PM CDTSevere Thunderstorm WarningMOBOkaloosa49 min
Sep 3, 5:19 PM CDTSpecial Weather StatementMOBSanta Rosa56 min
Sep 3, 3:44 PM CDTSpecial Weather StatementMOBPerry61 min

Nearby

Special Weather Statements in Florida, 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.