Alert archive / Alabama / Areal Flood Advisories in 2012
Areal Flood Advisory 41, NWS Mobile, AL
NWS Mobile, AL issued this areal flood advisory at Jul 17, 2012, 7:04 PM CDT for Baldwin County, Mobile County, Alabama. It was in force for 116 min.
The area
The counties it named.
The facts
- Issued
- Jul 17, 2012, 7:04 PM CDT (00:04 UTC)
- Expired
- Jul 17, 2012, 9:00 PM CDT
- In force
- 116 min
- Issued by
- NWS Mobile, AL
- Area
- Storm-based polygon
Counties Baldwin County, AL, Mobile County, AL
The radar
The Mobile radar (KMOB), 25 km from the middle of the area, began a volume at 00:04 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, 0.1 hours before the alert went out and 172 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
- 15 J/kg
- Mixed-layer CIN
- -119 J/kg
- Mixed-layer LCL
- 2015 m above ground
- 0-6 km bulk shear
- 9 kt
- 0-1 km storm-relative helicity
- 4 m²/s²
- 0-3 km storm-relative helicity
- 16 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
What forecasters said that day
The local office's own words before this areal flood advisory 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 areal flood advisory went out at Jul 17, 6:46 PM CDT, 18 minutes earlier.
Area forecast discussion, Jul 17, 6:46 PM CDT, 18 minutes before
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</html>Hazardous weather outlook, Jul 17, 10:24 AM CDT, 8 hours 40 minutes before
HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE MOBILE AL 1024 AM CDT TUE JUL 17 2012 ALZ051>064-FLZ001>006-MSZ067-075-076-078-079-181200- CHOCTAW-WASHINGTON-CLARKE-WILCOX-MONROE-CONECUH-BUTLER-CRENSHAW- ESCAMBIA-COVINGTON-UPPER MOBILE-UPPER BALDWIN-LOWER MOBILE- LOWER BALDWIN-INLAND ESCAMBIA-COASTAL ESCAMBIA-INLAND SANTA ROSA- COASTAL SANTA ROSA-INLAND OKALOOSA-COASTAL OKALOOSA-WAYNE-PERRY- GREENE-STONE-GEORGE- 1024 AM CDT TUE JUL 17 2012 THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF SOUTH CENTRAL ALABAMA...SOUTHWEST ALABAMA...NORTHWEST FLORIDA AND SOUTHEAST MISSISSIPPI. .DAY ONE...REST OF TODAY AND TONIGHT SCATTERED TO NUMEROUS SHOWERS AND THUNDERSTORMS WILL DEVELOP ACROSS THE AREA TODAY WITH THE BEST COVERAGE GENERALLY EAST OF THE I-65 CORRIDOR. ATMOSPHERIC CONDITIONS SUPPORT FREQUENT LIGHTNING AND HEAVY DOWNPOURS ALONG WITH GUSTY WINDS WITH THE STRONGER STORMS. WHILE SOME OF THE STORMS COULD BE STRONG TO BRIEFLY SEVERE...WIDESPREAD ORGANIZED SEVERE STORMS ARE NOT EXPECTED. .DAYS TWO THROUGH SEVEN...WEDNESDAY THROUGH MONDAY SCATTERED TO OCCASIONALLY NUMEROUS SHOWERS AND THUNDERSTORMS WILL REMAIN IN THE FORECAST THROUGH THE WEEK AND UPCOMING WEEKEND. GUSTY WINDS...FREQUENT CLOUD TO GROUND LIGHTNING AND HEAVY DOWNPOURS CAN BE EXPECTED WITH ANY OF THE STRONGER THUNDERSTORMS. .SPOTTER INFORMATION STATEMENT... ACTIVATION OF SKYWARN SEVERE STORM SPOTTER NETWORKS IS NOT EXPECTED THROUGH MONDAY. GMZ630-650-655-670-675-181200- MOBILE 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- 1024 AM CDT TUE JUL 17 2012 THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF THE COASTAL WATERS OF ALABAMA AND NORTHWEST FLORIDA. .DAY ONE...REST OF TODAY AND TONIGHT SCATTERED TO OCCASIONALLY NUMEROUS SHOWERS AND THUNDERSTORMS ARE POSSIBLE OVER THE MARINE AREA...WITH THE BEST COVERAGE MAINLY OVERNIGHT. SOME OF THE STORMS WILL BE CAPABLE OF PRODUCING STRONG WIND GUSTS...FREQUENT LIGHTNING...AND POTENTIALLY A FEW WATERSPOUTS. .DAYS TWO THROUGH SEVEN...WEDNESDAY THROUGH MONDAY NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME. SCATTERED SHOWERS AND THUNDERSTORMS WILL CONTINUE OVER THE MARINE AREA THROUGH THE WEEK AND INTO THE UPCOMING WEEKEND. SOME OF THE STORMS WILL BE CAPABLE OF PRODUCING STRONG WIND GUSTS...FREQUENT LIGHTNING...AND POTENTIALLY A FEW WATERSPOUTS.
In the hours before
Special weather statement, Jul 17, 5:54 PM CDT, 1 hour 10 minutes before
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</html>Special weather statement, Jul 17, 6:07 PM CDT, 57 minutes before
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</html>Local storm report, Jul 17, 6:11 PM CDT, 53 minutes before
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</html>Special weather statement, Jul 17, 6:15 PM CDT, 49 minutes before
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</html>Special weather statement, Jul 17, 6:29 PM CDT, 35 minutes before
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</html>Special weather statement, Jul 17, 6:52 PM CDT, 12 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 |
|---|---|---|---|---|
| Jul 17, 7:40 PM CDT | Special Marine Warning | MOB | 35 min | |
| Jul 17, 7:46 PM CDT | Areal Flood Advisory | MOB | Baldwin | 119 min |
| Jul 17, 8:10 PM CDT | Special Marine Warning | MOB | 65 min | |
| Jul 17, 8:14 PM CDT | Areal Flood Advisory | MOB | Mobile | 2 hr |
| Jul 17, 8:24 PM CDT | Areal Flood Advisory | MOB | Butler, Conecuh, Covington | 2 hr |
| Jul 18, 1:44 PM CDT | Special Marine Warning | MOB | 91 min | |
| Jul 18, 2:00 PM CDT | Areal Flood Advisory | MOB | Baldwin | 2 hr |
| Jul 18, 2:07 PM CDT | Special Marine Warning | MOB | 53 min | |
| Jul 18, 2:20 PM CDT | Areal Flood Advisory | MOB | Choctaw | 4 hr |
| Jul 18, 2:23 PM CDT | Areal Flood Advisory | MOB | Mobile | 4 hr |
| Jul 18, 2:27 PM CDT | Special Marine Warning | MOB | 93 min | |
| Jul 18, 3:15 PM CDT | Areal Flood Advisory | MOB | Choctaw | 2 hr |
| Jul 18, 3:28 PM CDT | Areal Flood Advisory | MOB | Mobile | 2 hr |
| Jul 18, 4:02 PM CDT | Severe Thunderstorm Warning | MOB | Greene | 43 min |
Nearby
Areal Flood Advisories in Alabama, 2012Every areal flood advisory in 2012
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.