Alert archive / Alabama / Special Weather Statements in 2017
Special Weather Statement, NWS Mobile, AL
NWS Mobile, AL issued this special weather statement at Aug 31, 2017, 3:11 AM CDT for Covington 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 31, 2017, 3:11 AM CDT (08:11 UTC)
- Expired
- Aug 31, 2017, 3:45 AM CDT
- In force
- 34 min
- Issued by
- NWS Mobile, AL
County Covington County, AL
The radar
The Eglin Afb radar (KEVX), 74 km from the middle of the area, began a volume at 08:12 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 00:00Z, 8.2 hours before the alert went out and 223 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
- 1187 J/kg
- Mixed-layer CIN
- -5 J/kg
- Mixed-layer LCL
- 1012 m above ground
- 0-6 km bulk shear
- 29 kt
- 0-1 km storm-relative helicity
- 27 m²/s²
- 0-3 km storm-relative helicity
- 69 m²/s²
- Significant tornado parameter
- 0.1
- Supercell composite
- 1.3
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 31, 12:12 AM CDT, 2 hours 59 minutes earlier.
Area forecast discussion, Aug 31, 12:12 AM CDT, 2 hours 59 minutes before
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</html>Hazardous weather outlook, Aug 30, 3:58 PM CDT, 11 hours 13 minutes before
Hazardous Weather Outlook National Weather Service Mobile AL 358 PM CDT Wed Aug 30 2017 ALZ051>060-261>266-FLZ201>206-MSZ067-075-076-078-079-312100- 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- 358 PM CDT Wed Aug 30 2017 This Hazardous Weather Outlook is for portions of south central Alabama...southwest Alabama...northwest Florida and southeast Mississippi. .DAY ONE...This Afternoon and Tonight Isolated flash flooding is possible, mainly across areas east of Interstate 65. A Flash Flood Watch is in effect. High surf and a high risk of rip currents will continue to impact local beaches. A High Surf Advisory is in effect. .DAYS TWO THROUGH SEVEN...Thursday through Tuesday Isolated flash flooding will remain possible through Thursday morning east of Interstate 65. High surf and a high risk of rip currents will continue to impact local beaches through Thursday. Minor coastal flooding is possible in the typically flood prone locations Thursday morning during the time of high tide. A Coastal Flood Advisory is in effect. .SPOTTER INFORMATION STATEMENT... Skywarn spotters are encouraged to relay any flooding reports to the National Weather Service in Mobile. GMZ630>635-650-655-670-675-312100- 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- 358 PM CDT Wed Aug 30 2017 This Hazardous Weather Outlook is for portions of the coastal waters of Alabama and northwest Florida. .DAY ONE...This Afternoon and Tonight A Small Craft Advisory is in effect for strong southerly winds and high seas. .DAYS TWO THROUGH SEVEN...Thursday through Tuesday A Small Craft Advisory is in effect through Thursday night for strong southerly winds and high seas.
In the hours before
Special weather statement, Aug 31, 3:11 AM CDT, 0 minutes before
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</html>The office that day
Everything else NWS Mobile, AL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 30, 7:31 PM CDT | Special Weather Statement | MOB | Washington | 44 min |
| Aug 31, 1:17 AM CDT | Special Marine Warning | MOB | 43 min | |
| Aug 31, 2:17 AM CDT | Special Marine Warning | MOB | 28 min | |
| Aug 31, 4:38 AM CDT | Special Weather Statement | MOB | Mobile | 37 min |
| Aug 31, 4:40 AM CDT | Areal Flood Advisory | MOB | Baldwin | 3 hr |
| Aug 31, 4:50 AM CDT | Areal Flood Advisory | MOB | Covington | 3 hr |
| Aug 31, 6:35 AM CDT | Areal Flood Advisory | MOB | Baldwin | 3 hr |
| Aug 31, 6:45 AM CDT | Special Marine Warning | MOB | 60 min | |
| Aug 31, 7:16 AM CDT | Special Weather Statement | MOB | Covington | 59 min |
| Aug 31, 7:37 AM CDT | Areal Flood Advisory | MOB | Covington, Escambia | 3 hr |
| Aug 31, 8:00 AM CDT | Special Marine Warning | MOB | 60 min | |
| Aug 31, 8:01 AM CDT | Special Weather Statement | MOB | Covington | 59 min |
| Aug 31, 9:02 AM CDT | Special Marine Warning | MOB | 58 min | |
| Aug 31, 9:06 AM CDT | Special Marine Warning | MOB | 54 min | |
| Aug 31, 9:46 AM CDT | Special Marine Warning | MOB | 44 min | |
| Aug 31, 10:00 AM CDT | Special Marine Warning | MOB | 60 min | |
| Aug 31, 10:20 AM CDT | Special Weather Statement | MOB | Choctaw | 40 min |
| Aug 31, 11:03 AM CDT | Special Marine Warning | MOB | 57 min | |
| Aug 31, 11:06 AM CDT | Special Weather Statement | MOB | Choctaw | 39 min |
| Aug 31, 11:37 AM CDT | Severe Thunderstorm Warning | MOB | Choctaw, Clarke | 38 min |
| Aug 31, 12:56 PM CDT | Special Marine Warning | MOB | 64 min | |
| Aug 31, 3:03 PM CDT | River Flood Warning | MOB | Covington, Escambia | 54 hr |
| Aug 31, 3:06 PM CDT | River Flood Warning | MOB | Baldwin | 22 hr |
| Aug 31, 3:46 PM CDT | Special Weather Statement | MOB | Wilcox | 14 min |
| Aug 31, 7:10 AM CDT | Special Weather Statement | MOB | Santa Rosa | 35 min |
| Aug 31, 9:31 AM CDT | Special Weather Statement | MOB | Okaloosa | 29 min |
| Aug 31, 9:48 AM CDT | Special Weather Statement | MOB | Okaloosa | 42 min |
| Aug 31, 10:16 AM CDT | Flash Flood Warning | MOB | Okaloosa | 3 hr |
| Aug 31, 10:33 AM CDT | River Flood Warning | MOB | Okaloosa | 3 days |
| Aug 31, 10:54 AM CDT | Areal Flood Advisory | MOB | Okaloosa | 51 min |
| Aug 31, 1:36 PM CDT | Special Weather Statement | MOB | Wayne | 39 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.