Alert archive / Alabama / Special Weather Statements in 2018
Special Weather Statement, NWS Mobile, AL
NWS Mobile, AL issued this special weather statement at Aug 21, 2018, 7:28 PM CDT for Mobile County, Alabama. It was in force for 47 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 21, 2018, 7:28 PM CDT (00:28 UTC)
- Expired
- Aug 21, 2018, 8:15 PM CDT
- In force
- 47 min
- Issued by
- NWS Mobile, AL
County Mobile County, AL
The radar
The Mobile radar (KMOB), 11 km from the middle of the area, began a volume at 00:30 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 00:00Z, 0.5 hours before the alert went out and 141 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.
- Mixed-layer CAPE
- 3322 J/kg
- Mixed-layer CIN
- -9 J/kg
- Mixed-layer LCL
- 1151 m above ground
- 0-6 km bulk shear
- 11 kt
- 0-1 km storm-relative helicity
- 28 m²/s²
- 0-3 km storm-relative helicity
- 45 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
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</html>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 21, 7:14 PM CDT, 14 minutes earlier.
Area forecast discussion, Aug 21, 7:14 PM CDT, 14 minutes before
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</html>Hazardous weather outlook, Aug 21, 4:56 AM CDT, 14 hours 32 minutes before
Hazardous Weather Outlook National Weather Service Mobile AL 456 AM CDT Tue Aug 21 2018 ALZ051>060-261>266-FLZ201>206-MSZ067-075-076-078-079-221000- 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- 456 AM CDT Tue Aug 21 2018 This Hazardous Weather Outlook is for south central Alabama, southwest Alabama, northwest Florida and southeast Mississippi. .DAY ONE...Today and Tonight. No hazardous weather is expected at this time. .DAYS TWO THROUGH SEVEN...Wednesday through Monday. No hazardous weather is expected at this time. .SPOTTER INFORMATION STATEMENT... Spotter activation is not expected at this time. GMZ630>636-650-655-670-675-221000- 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- 456 AM CDT Tue Aug 21 2018 This Hazardous Weather Outlook is for the coastal waters of Alabama and northwest Florida. .DAY ONE...Today and Tonight. No hazardous weather is expected at this time. .DAYS TWO THROUGH SEVEN...Wednesday through Monday. No hazardous weather is expected at this time.
In the hours before
Special weather statement, Aug 21, 5:58 PM CDT, 1 hour 30 minutes before
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</html>Special weather statement, Aug 21, 6:35 PM CDT, 53 minutes before
Special Weather Statement National Weather Service Mobile AL 635 PM CDT TUE AUG 21 2018 ALZ262-264-220015- Baldwin Central AL-Baldwin Inland AL- 635 PM CDT TUE AUG 21 2018 ...A STRONG THUNDERSTORM WILL AFFECT THE FOLLOWING COUNTIES...CENTRAL BALDWIN COUNTY UNTIL 715 PM CDT... At 635 PM CDT, the strong thunderstorm was located near Stapleton, or 4 miles northeast of Spanish Fort, moving southeast at 20 mph. Winds gusts of 40 to 50 mph will be possible with this storm. Locations impacted include... Spanish Fort, Robertsdale, Loxley, Stapleton, Summerdale and Silverhill. 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 3068 8798 3083 8786 3064 8745 3042 8763 TIME...MOT...LOC 2335Z 305DEG 18KT 3072 8785
Special weather statement, Aug 21, 6:43 PM CDT, 45 minutes before
Special Weather Statement
National Weather Service Mobile AL
643 PM CDT TUE AUG 21 2018
ALZ263>265-220030-
Mobile Coastal AL-Baldwin Central AL-Mobile Central AL-
643 PM CDT TUE AUG 21 2018
...A STRONG THUNDERSTORM WILL AFFECT THE FOLLOWING COUNTIES...CENTRAL
MOBILE AND WEST CENTRAL BALDWIN COUNTIES UNTIL 730 PM CDT...
At 643 PM CDT, the strong thunderstorm was located near Midtown
Mobile, moving southeast at 15 mph.
Winds gusts of 40 to 50 mph will be possible with this storm.
Locations impacted include...
Midtown Mobile, Downtown Mobile, Prichard, Tillmans Corner, Fairhope,
Theodore, Chickasaw, I65 And I165, I10 And I65 and Mobile Regional
Airport.
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 3074 8827 3080 8816 3080 8806 3053 8785
3040 8813
TIME...MOT...LOC 2343Z 332DEG 15KT 3072 8815Special weather statement, Aug 21, 6:52 PM CDT, 36 minutes before
Special Weather Statement
National Weather Service Mobile AL
652 PM CDT TUE AUG 21 2018
FLZ201-203-220015-
Escambia Inland FL-Santa Rosa Inland FL-
652 PM CDT TUE AUG 21 2018
...A STRONG THUNDERSTORM WILL AFFECT THE FOLLOWING COUNTIES...
NORTHWESTERN SANTA ROSA AND NORTH CENTRAL ESCAMBIA COUNTIES UNTIL 715
PM CDT...
At 652 PM CDT, the strong thunderstorm was located 7 miles southwest
of Century, moving southeast at 15 mph.
Winds gusts of 40 to 50 mph will be possible with this storm.
Locations impacted include...
Century and Molino.
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 3086 8745 3100 8730 3100 8727 3087 8704
3068 8729
TIME...MOT...LOC 2352Z 313DEG 14KT 3088 8732Special weather statement, Aug 21, 7:23 PM CDT, 5 minutes before
Special Weather Statement
National Weather Service Mobile AL
723 PM CDT TUE AUG 21 2018
ALZ264-220100-
Baldwin Central AL-
723 PM CDT TUE AUG 21 2018
...A STRONG THUNDERSTORM WILL AFFECT THE FOLLOWING COUNTIES...
SOUTHWESTERN BALDWIN COUNTY UNTIL 800 PM CDT...
At 723 PM CDT, the strong thunderstorm was located over Daphne,
moving southeast at 15 mph.
Winds gusts of 40 to 50 mph will be possible with this storm.
Locations impacted include...
Daphne, Fairhope, Spanish Fort, Robertsdale, Loxley and Silverhill.
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 3046 8791 3049 8791 3049 8793 3064 8803
3073 8786 3058 8767 3042 8788
TIME...MOT...LOC 0023Z 319DEG 14KT 3062 8789Special weather statement, Aug 21, 7:28 PM CDT, 0 minutes before
Special Weather Statement National Weather Service Mobile AL 728 PM CDT TUE AUG 21 2018 ALZ263-265-220115- Mobile Coastal AL-Mobile Central AL- 728 PM CDT TUE AUG 21 2018 ...A STRONG THUNDERSTORM WILL AFFECT THE FOLLOWING COUNTIES... SOUTHWESTERN MOBILE COUNTY UNTIL 815 PM CDT... At 728 PM CDT, the strong thunderstorm was located 4 miles southwest of Tanner Williams, or 14 miles north of Grand Bay, moving southeast at 20 mph. Winds gusts of 40 to 50 mph will be possible with this storm. Locations impacted include... Midtown Mobile, Tillmans Corner, Theodore, Tanner Williams, I10 And I65 and Mobile Regional Airport. LAT...LON 3055 8841 3078 8841 3065 8802 3041 8816 TIME...MOT...LOC 0028Z 297DEG 18KT 3068 8842
The office that day
Everything else NWS Mobile, AL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 21, 7:23 PM CDT | Special Weather Statement | MOB | Baldwin | 37 min |
| Aug 21, 7:38 PM CDT | Special Marine Warning | MOB | 67 min | |
| Aug 21, 8:16 PM CDT | Special Weather Statement | MOB | Mobile | 44 min |
| Aug 21, 8:19 PM CDT | Special Weather Statement | MOB | Baldwin | 26 min |
| Aug 21, 8:22 PM CDT | Special Marine Warning | MOB | 68 min | |
| Aug 21, 8:41 PM CDT | Special Weather Statement | MOB | Baldwin | 34 min |
| Aug 21, 8:56 PM CDT | Special Weather Statement | MOB | Baldwin | 49 min |
| Aug 21, 9:11 PM CDT | Special Marine Warning | MOB | 94 min | |
| Aug 21, 9:50 PM CDT | Special Marine Warning | MOB | 85 min | |
| Aug 21, 11:08 PM CDT | Special Marine Warning | MOB | 97 min | |
| Aug 22, 12:47 AM CDT | Special Marine Warning | MOB | 43 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.