Alert archive / Alabama / Special Weather Statements in 2015
Special Weather Statement, NWS Mobile, AL
NWS Mobile, AL issued this special weather statement at Apr 27, 2015, 3:10 PM CDT for Baldwin County, Mobile County, Alabama; Escambia County, Santa Rosa County, Florida. It was in force for 50 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
- Apr 27, 2015, 3:10 PM CDT (20:10 UTC)
- Expired
- Apr 27, 2015, 4:00 PM CDT
- In force
- 50 min
- Issued by
- NWS Mobile, AL
Counties Baldwin County, AL, Mobile County, AL, Escambia County, FL, Santa Rosa County, FL
The radar
The Mobile radar (KMOB), 67 km from the middle of the area, began a volume at 20:11 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 12:00Z, 8.2 hours before the alert went out and 201 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
- 757 J/kg
- Mixed-layer CIN
- -136 J/kg
- Mixed-layer LCL
- 853 m above ground
- 0-6 km bulk shear
- 38 kt
- 0-1 km storm-relative helicity
- 123 m²/s²
- 0-3 km storm-relative helicity
- 274 m²/s²
- Significant tornado parameter
- 0.1
- Supercell composite
- 2.5
The text
As transmitted, in the capitals the NWS used until 2016.
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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 Apr 27, 3:08 PM CDT, 2 minutes earlier.
Area forecast discussion, Apr 27, 3:08 PM CDT, 2 minutes before
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</html>Hazardous weather outlook, Apr 27, 7:35 AM CDT, 7 hours 35 minutes before
HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE MOBILE AL 735 AM CDT MON APR 27 2015 ALZ051>064-FLZ001>006-MSZ067-075-076-078-079-281245- 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- 735 AM CDT MON APR 27 2015 THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF SOUTH CENTRAL ALABAMA...SOUTHWEST ALABAMA...NORTHWEST FLORIDA AND SOUTHEAST MISSISSIPPI. .DAY ONE...TODAY AND TONIGHT A FEW THUNDERSTORMS WILL DAMPEN AREA COASTAL WATERS...WITH A WATERSPOUT OR TWO POSSIBLE. SHOWERS AND THUNDERSTORMS WILL INCREASE IN COVERAGE AND STRENGTHEN LATER TODAY INTO TONIGHT. DAMAGING WINDS...AND LARGE HAIL ARE THE PRIMARY THREATS...MAINLY OVER COASTAL AREAS. ALSO...WITH A BOUNDARY STALLED ALONG THE COAST...TRAINING THUNDERSTORMS MAY CAUSE FLOODING TO AREA COASTAL COUNTIES LATER TODAY INTO TUESDAY. THERE IS A MODERATE RISK OF RIP CURRENTS ALONG AREA BEACHES TODAY THROUGH TONIGHT. .DAYS TWO THROUGH SEVEN...TUESDAY THROUGH SUNDAY SHOWERS AND THUNDERSTORMS WILL BE ONGOING. A WARM FRONT IS EXPECTED TO MOVE INLAND DURING THE DAY...SPREADING THE RISK OF SEVERE WEAKER OVER THE SOUTHERN THIRD OF THE AREA. DAMAGING WINDS...LARGE HAIL AND A TORNADO REMAIN POSSIBLE. ALSO...TRAINING THUNDERSTORMS IN THE MORNING MAY CONTINUE TO CREATE LOCALIZED FLOODING CONDITIONS. NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME WEDNESDAY THROUGH SUNDAY. .SPOTTER INFORMATION STATEMENT... ACTIVATION OF SKYWARN SEVERE STORM SPOTTER NETWORKS IS NOT EXPECTED THROUGH SUNDAY. GMZ630>635-650-655-670-675-281245- 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- 735 AM CDT MON APR 27 2015 THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF THE COASTAL WATERS OF ALABAMA AND NORTHWEST FLORIDA. .DAY ONE...TODAY AND TONIGHT THUNDERSTORMS ARE EXPECTED TO BECOME MORE NUMEROUS LATER TODAY THROUGH TONIGHT. WATERSPOUTS ARE POSSIBLE THIS MORNING...WITH STRONG THUNDERSTORMS WINDS AND LOCALIZED REDUCTION IN VISIBILITIES IN VERY HEAVY RAINS LATER TODAY THROUGH TONIGHT. ALSO...MODERATE EAST TO SOUTHEAST WINDS TONIGHT WILL CREATE HAZARDOUS CONDITIONS FOR SMALL CRAFT. .DAYS TWO THROUGH SEVEN...TUESDAY THROUGH SUNDAY SHOWERS AND THUNDERSTORMS WILL END LATE TUESDAY. LOCALLY STRONG WINDS AND REDUCED VISIBILITIES IN VERY HEAVY RAINS CONTINUE...BUT GRADUALLY TAPER OFF THROUGH THE DAY. NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME WEDNESDAY THROUGH SUNDAY.
In the hours before
Special weather statement, Apr 27, 3:10 PM 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 |
|---|---|---|---|---|
| Apr 27, 4:28 AM CDT | Flash Flood Watch | MOB | 24 hr | |
| Apr 27, 9:48 AM CDT | Special Marine Warning | MOB | 87 min | |
| Apr 27, 10:42 AM CDT | Special Marine Warning | MOB | 93 min | |
| Apr 27, 1:01 PM CDT | Special Marine Warning | MOB | 89 min | |
| Apr 27, 3:10 PM CDT | Special Marine Warning | MOB | 80 min | |
| Apr 27, 3:16 PM CDT | Special Marine Warning | MOB | 89 min | |
| Apr 27, 3:26 PM CDT | Special Marine Warning | MOB | 2 hr |
Nearby
Special Weather Statements in Alabama, 2015Special Weather Statements in Florida, 2015Every special weather statement in 2015
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.