Alert archive / Alabama / Special Weather Statements in 2016

Special Weather Statement, NWS Mobile, AL

March 11, 2016Baldwin County, Alabama

NWS Mobile, AL issued this special weather statement at Mar 11, 2016, 11:29 AM CST for Baldwin County, Alabama. It was in force for 61 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: Mar 11, 2016, 11:29 AM CST (17:29 UTC)
Expired: Mar 11, 2016, 12:30 PM CST
In force: 61 min
Issued by: NWS Mobile, AL

County Baldwin County, AL

The radar

The Mobile radar (KMOB), 61 km from the middle of the area, began a volume at 17:31 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, 5.5 hours before the alert went out and 187 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-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

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: 1067 J/kg
Mixed-layer CIN: -21 J/kg
Mixed-layer LCL: 479 m above ground
0-6 km bulk shear: 45 kt
0-1 km storm-relative helicity: 320 m²/s²
0-3 km storm-relative helicity: 277 m²/s²
Significant tornado parameter: 1.4
Supercell composite: 10.4

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 Mar 11, 11:20 AM CST, 9 minutes earlier.

Area forecast discussion, Mar 11, 11:20 AM CST, 9 minutes before

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Hazardous weather outlook, Mar 11, 9:53 AM CST, 1 hour 36 minutes before

HAZARDOUS WEATHER OUTLOOK...UPDATED
NATIONAL WEATHER SERVICE MOBILE AL
953 AM CST FRI MAR 11 2016

ALZ051>060-261>266-FLZ201>206-MSZ067-075-076-078-079-121200-
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-
953 AM CST FRI MAR 11 2016

THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF SOUTH CENTRAL
ALABAMA...SOUTHWEST ALABAMA...NORTHWEST FLORIDA AND SOUTHEAST
MISSISSIPPI.

.DAY ONE...TODAY AND TONIGHT

SHOWERS AND THUNDERSTORMS WITH VERY HEAVY RAINS WILL IMPACT
SOUTHEAST MISSISSIPPI AND MUCH OF SOUTHWEST ALABAMA THROUGH
TONIGHT WITH DECREASING COVERAGE OF SHOWERS AND STORMS FURTHER TO
THE EAST.  THE HEAVY RAINFALL WILL LIKELY BRING DEADLY FLASH FLOODING
AND RISING RIVERS...ESPECIALLY ACROSS SOUTHEAST MISSISSIPPI AND
PORTIONS OF SOUTHWEST ALABAMA. A FLASH FLOOD WATCH IS IN EFFECT FOR
SOUTHEAST MISSISSIPPI AND CHOCTAW...WASHINGTON...MOBILE...CLARKE AND
BALDWIN COUNTIES IN SOUTHWEST ALABAMA.

A HIGH RISK OF POTENTIALLY DEADLY RIP CURRENTS WILL CONTINUE ACROSS
AREA BEACHES THROUGH TONIGHT WITH TALL BREAKER ACTION OF 5 TO 7 FEET
POUNDING INTO THE SURF ZONE.

TIDES BETWEEN 2 AND 3 FEET ABOVE MEAN SEA LEVEL BRINGS THE POTENTIAL
OF MINOR COASTAL FLOODING THROUGH TONIGHT.

.DAYS TWO THROUGH SEVEN...SATURDAY THROUGH THURSDAY

A FLASH FLOOD WATCH REMAINS IN EFFECT FOR SOUTHEAST MISSISSIPPI AND
PORTIONS OF SOUTHWEST ALABAMA THROUGH SATURDAY AFTERNOON. THE HEAVY
RAIN WILL MOVE EAST OF THE AREA LATE ON SATURDAY.

A HIGH RISK OF RIP CURRENTS CONTINUES THROUGH SATURDAY AFTERNOON.

.SPOTTER INFORMATION STATEMENT...

ACTIVATION OF SKYWARN SEVERE STORM SPOTTER NETWORKS IS NOT EXPECTED
THROUGH THURSDAY.

GMZ630>635-650-655-670-675-121200-
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-
953 AM CST FRI MAR 11 2016

THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF THE COASTAL
WATERS OF ALABAMA AND NORTHWEST FLORIDA AND THE COASTAL WATERS OF
ALABAMA AND NORTHWEST FLORIDA.

.DAY ONE...TODAY AND TONIGHT

HAZARDOUS CONDITIONS FOR SMALL CRAFT CONTINUES DUE TO STRONG
SOUTHEAST WINDS AND HIGH SEAS.

.DAYS TWO THROUGH SEVEN...SATURDAY THROUGH THURSDAY

HAZARDOUS CONDITIONS FOR SMALL CRAFT CONTINUES THROUGH SATURDAY
AFTERNOON.

In the hours before

Special weather statement, Mar 11, 9:41 AM CST, 1 hour 48 minutes before

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Local storm report, Mar 11, 10:30 AM CST, 59 minutes before

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Local storm report, Mar 11, 10:37 AM CST, 52 minutes before

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Special weather statement, Mar 11, 10:45 AM CST, 44 minutes before

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Local storm report, Mar 11, 10:58 AM CST, 31 minutes before

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Special weather statement, Mar 11, 11:29 AM CST, 0 minutes before

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The office that day

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

Issued	Product	Office	Counties	Lasted
Mar 10, 7:36 PM CST	River Flood Warning	MOB	Choctaw, Clarke, Washington	11 days
Mar 10, 7:36 PM CST	River Flood Warning	MOB	Choctaw, Clarke, Washington	11 days
Mar 10, 8:19 PM CST	Areal Flood Advisory	MOB	Choctaw	3 hr
Mar 10, 9:16 PM CST	Flash Flood Warning	MOB	Choctaw	3 hr
Mar 10, 10:52 PM CST	Areal Flood Warning	MOB	Choctaw	9 hr
Mar 11, 7:34 AM CST	Areal Flood Warning	MOB	Choctaw, Washington	6 hr
Mar 11, 8:15 AM CST	Severe Thunderstorm Warning	MOB	Mobile, Washington	30 min
Mar 11, 8:42 AM CST	Areal Flood Advisory	MOB	Mobile	3 hr
Mar 11, 8:45 AM CST	Special Weather Statement	MOB	Mobile	60 min
Mar 11, 8:55 AM CST	Special Marine Warning	MOB		65 min
Mar 11, 9:20 AM CST	Special Marine Warning	MOB		55 min
Mar 11, 9:28 AM CST	Flash Flood Warning	MOB	Mobile, Washington	6 hr
Mar 11, 9:41 AM CST	Special Weather Statement	MOB	Baldwin, Mobile, Washington	64 min
Mar 11, 9:42 AM CST	Flash Flood Warning	MOB	Choctaw	6 hr
Mar 11, 9:59 AM CST	Special Marine Warning	MOB		61 min
Mar 11, 10:42 AM CST	Areal Flood Advisory	MOB	Baldwin	3 hr
Mar 11, 10:45 AM CST	Special Weather Statement	MOB	Baldwin	45 min
Mar 11, 10:50 AM CST	Areal Flood Advisory	MOB	Clarke	4 hr
Mar 11, 10:58 AM CST	Special Marine Warning	MOB		62 min
Mar 11, 11:04 AM CST	Flash Flood Warning	MOB	Baldwin, Mobile	6 hr
Mar 11, 11:22 AM CST	Flash Flood Warning	MOB	Clarke	6 hr
Mar 11, 11:59 AM CST	Special Marine Warning	MOB		61 min
Mar 11, 12:16 PM CST	Areal Flood Advisory	MOB	Baldwin	4 hr
Mar 11, 2:14 PM CST	Areal Flood Warning	MOB	Choctaw, Clarke, Washington	24 hr
Mar 11, 3:54 PM CST	Areal Flood Warning	MOB	Mobile	12 hr
Mar 11, 12:32 PM CST	Special Weather Statement	MOB	Escambia	43 min
Mar 11, 2:28 PM CST	Special Weather Statement	MOB	Santa Rosa	32 min
Mar 11, 2:32 PM CST	Areal Flood Advisory	MOB	Escambia, Santa Rosa	118 min
Mar 10, 8:39 PM CST	Flash Flood Warning	MOB	Greene, Perry, Wayne	2 hr
Mar 11, 2:14 AM CST	River Flood Warning	MOB	Perry	6 days
Mar 11, 2:22 AM CST	River Flood Warning	MOB	George, Greene, Perry	13 days
Mar 11, 2:30 AM CST	River Flood Warning	MOB	George, Greene, Wayne	15 days
Mar 11, 2:40 AM CST	River Flood Warning	MOB	George, Greene, Jackson	13 days
Mar 11, 6:42 AM CST	Special Weather Statement	MOB	Perry, Stone	63 min
Mar 11, 7:28 AM CST	Flash Flood Warning	MOB	Perry, Stone	3 hr
Mar 11, 7:36 AM CST	River Flood Warning	MOB	Greene, Wayne	6 days
Mar 11, 8:01 AM CST	Special Weather Statement	MOB	George	44 min
Mar 11, 8:48 AM CST	Flash Flood Warning	MOB	George	3 hr
Mar 11, 9:15 AM CST	Flash Flood Warning	MOB	Greene, Wayne	5 hr
Mar 11, 10:29 AM CST	Flash Flood Warning	MOB	Perry, Stone	6 hr
Mar 11, 11:43 AM CST	Flash Flood Warning	MOB	George	5 hr

Nearby

Special Weather Statements in Alabama, 2016 Every special weather statement in 2016

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.