Alert archive / Alabama / Areal Flood Warnings in 2015

Areal Flood Warning 14, NWS Mobile, AL

December 24, 2015Conecuh County, Escambia County, Alabama

NWS Mobile, AL issued this areal flood warning at Dec 24, 2015, 1:28 PM CST for Conecuh County, Escambia County, Alabama. It was in force for 6 hr. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued
Dec 24, 2015, 1:28 PM CST (19:28 UTC)
Expired
Dec 24, 2015, 7:30 PM CST
In force
6 hr
Issued by
NWS Mobile, AL
Area
Storm-based polygon
Flood severity
None

Counties Conecuh County, AL, Escambia County, AL

The radar

The Mobile radar (KMOB), 129 km from the middle of the area, began a volume at 19:30 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 12:00Z, 7.5 hours before the alert went out and 275 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-pSkew-T log-p diagram, Slidell Radar S, LA at 12:00Z on 2015-12-24Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 2217 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Slidell Radar S, LA at 12:00Z on 2015-12-24The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 106 square meters per square second.193958Sfc1 km3 km6 km9 kmRMLM
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
2217 J/kg
Mixed-layer CIN
-13 J/kg
Mixed-layer LCL
558 m above ground
0-6 km bulk shear
42 kt
0-1 km storm-relative helicity
106 m²/s²
0-3 km storm-relative helicity
191 m²/s²
Significant tornado parameter
1.9
Supercell composite
11.9

Open this sounding in Storm Lab

What forecasters said that day

The local office's own words before this areal flood warning 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 warning went out at Dec 24, 12:43 PM CST, 45 minutes earlier.

Area forecast discussion, Dec 24, 12:43 PM CST, 45 minutes before
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Hazardous weather outlook, Dec 24, 6:31 AM CST, 6 hours 57 minutes before
HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE MOBILE AL
631 AM CST THU DEC 24 2015

ALZ051>060-261>266-FLZ201>206-MSZ067-075-076-078-079-251245-
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-
631 AM CST THU DEC 24 2015

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

.DAY ONE...TODAY AND TONIGHT

SCATTERED TO NUMEROUS SHOWERS AND THUNDERSTORMS WILL CONTINUE TO
DEVELOP ACROSS THE REGION TODAY. A FEW STORMS COULD BECOME STRONG OR
BRIEFLY SEVERE...AND CAPABLE OF PRODUCING STRONG WIND GUSTS AND
POSSIBLY HAIL. THE STRONGER STORMS WILL ALSO PRODUCE LOCALLY HEAVY
RAINFALL WHICH MAY RESULT IN LOCALIZED FLOODING OF URBAN AND LOW
LYING AREAS.

A HIGH RISK OF RIP CURRENTS WILL CONTINUE ALONG THE BEACHES OF
ALABAMA AND THE NORTHWEST FLORIDA PANHANDLE THROUGH THIS
AFTERNOON.

AREAS OF FOG MAY DEVELOP LATE TONIGHT...ESPECIALLY CLOSER TO THE
COAST. FOG MAY BECOME LOCALLY DENSE AT TIMES.

.DAYS TWO THROUGH SEVEN...FRIDAY THROUGH WEDNESDAY

ANOTHER STRONG STORM SYSTEM WILL APPROACH THE AREA FROM THE WEST BY
THE END OF THE WEEKEND INTO EARLY NEXT WEEK. STRONG TO SEVERE STORMS
ARE POSSIBLE WITH THIS SYSTEM BY MONDAY.

.SPOTTER INFORMATION STATEMENT...

STORM SPOTTER ACTIVATION IS CURRENTLY NOT ANTICIPATED.

GMZ630>635-650-655-670-675-251245-
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-
631 AM CST THU DEC 24 2015

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

.DAY ONE...TODAY AND TONIGHT

AREAS OF DENSE FOG WILL IMPACT MOBILE BAY AND THE MISSISSIPPI SOUND
TODAY...AND POSSIBLY AGAIN THIS EVENING THROUGH LATE TONIGHT. PATCHY
FOG IS POSSIBLE IN THE OTHER BAY SYSTEMS.

SMALL CRAFT SHOULD EXERCISE CAUTION OVER THE OFFSHORE WATERS TODAY AS
MODERATE TO OCCASIONALLY STRONG SOUTHERLY WINDS AND ELEVATED SEAS
CONTINUE.

.DAYS TWO THROUGH SEVEN...FRIDAY THROUGH WEDNESDAY

AREAS OF DENSE FOG WILL LIKELY IMPACT AREA BAYS AND SOUNDS...
PARTICULARLY MOBILE BAY AND MISSISSIPPI SOUND...THROUGH AT LEAST THE
END OF THE WEEK.

In the hours before

Special weather statement, Dec 24, 7:30 AM CST, 5 hours 58 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE MOBILE AL
730 AM CST THU DEC 24 2015

ALZ056-059-241430-
ESCAMBIA AL-CONECUH AL-
730 AM CST THU DEC 24 2015

...A STRONG THUNDERSTORM WILL AFFECT THE FOLLOWING COUNTIES...
NORTHWESTERN ESCAMBIA AND CONECUH IN SOUTHCENTRAL ALABAMA UNTIL 830
AM CST...

AT 729 AM CST...A STRONG THUNDERSTORM WAS LOCATED OVER I65 AND AL
113...OR 15 MILES SOUTH OF FRISCO CITY...MOVING NORTHEAST AT 35 MPH.

LOCATIONS IMPACTED INCLUDE...
EVERGREEN...           CASTLEBERRY...         REPTON...
I65 AND AL 41...       I65 AND CR 29...       I65 AND AL 83...
I65 AND AL 113...      I65 AND CR 6...        I65 AND US 84...

THE PRIMARY THREATS FROM THIS STORM ARE WIND GUSTS UP TO 50 MPH.
WINDS THIS STRONG COULD BLOW OFF TREE LIMBS AND ALSO BLOW AROUND
SMALL UNSECURED OBJECTS. SEEK SHELTER UNTIL THIS STORM HAS PASSED.

FREQUENT LIGHTNING IS OCCURRING WITH THIS STORM. IF OUTDOORS...STAY
AWAY FROM ISOLATED HIGH OBJECTS SUCH AS TREES. MOVE INDOORS IF
POSSIBLE. STAY AWAY FROM WINDOWS AND DOORS. AVOID USING WIRED
TELEPHONES DIRECTLY CONNECTED TO OUTSIDE PHONE LINES.

HAZARDOUS DRIVING CONDITIONS ARE EXPECTED. HEAVY RAINFALL WILL
GREATLY RESTRICT VISIBILITY AND CREATE PONDING OF WATER ON
ROADWAYS...WHICH MAY CAUSE VEHICLES TO HYDROPLANE. TRAVELERS ARE
URGED TO USE CAUTION.

LAT...LON 3109 8734 3123 8749 3126 8745 3126 8743
      3134 8735 3164 8696 3157 8687 3154 8686
      3153 8682 3144 8672
TIME...MOT...LOC 1329Z 231DEG 30KT 3122 8734
Special weather statement, Dec 24, 1:22 PM CST, 6 minutes before
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The office that day

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

IssuedProductOfficeCountiesLasted
Dec 23, 7:29 PM CSTRiver Flood WarningMOBBaldwin43 hr
Dec 23, 9:05 PM CSTSpecial Weather StatementMOBCovington25 min
Dec 23, 11:00 PM CSTAreal Flood WarningMOBCovington, Crenshaw12 hr
Dec 24, 5:22 AM CSTAreal Flood AdvisoryMOBMobile113 min
Dec 24, 6:53 AM CSTAreal Flood AdvisoryMOBBaldwin, Escambia3 hr
Dec 24, 7:30 AM CSTSpecial Weather StatementMOBConecuh60 min
Dec 24, 8:04 AM CSTAreal Flood AdvisoryMOBEscambia3 hr
Dec 24, 8:27 AM CSTAreal Flood AdvisoryMOBConecuh3 hr
Dec 24, 8:46 AM CSTRiver Flood WarningMOBCovington, Escambia61 hr
Dec 24, 9:21 AM CSTRiver Flood WarningMOBCovington4 days
Dec 24, 9:28 AM CSTFlash Flood WarningMOBConecuh, Escambia4 hr
Dec 24, 9:55 AM CSTAreal Flood AdvisoryMOBMonroe3 hr
Dec 24, 10:02 AM CSTAreal Flood AdvisoryMOBButler3 hr
Dec 24, 11:48 AM CSTAreal Flood WarningMOBMonroe6 hr
Dec 24, 12:27 PM CSTDense Fog AdvisoryMOBBaldwin, Mobile21 hr
Dec 24, 1:04 PM CSTAreal Flood AdvisoryMOBCovington, Crenshaw3 hr
Dec 24, 1:22 PM CSTSpecial Weather StatementMOBCovington38 min
Dec 24, 1:50 PM CSTFlash Flood WarningMOBCovington, Crenshaw3 hr
Dec 24, 2:18 PM CSTAreal Flood WarningMOBButler6 hr
Dec 24, 2:49 PM CSTFlash Flood WarningMOBMonroe4 hr
Dec 24, 3:07 PM CSTFlash Flood WarningMOBWilcox4 hr
Dec 24, 4:44 PM CSTFlash Flood WarningMOBCovington, Crenshaw3 hr
Dec 24, 5:22 PM CSTFlash Flood WarningMOBConecuh3 hr
Dec 24, 9:11 AM CSTRiver Flood WarningMOBGeorge, Greene, Perry10 days
Dec 24, 9:11 AM CSTRiver Flood WarningMOBGeorge, Greene, Wayne11 days

Nearby

Areal Flood Warnings in Alabama, 2015Every areal flood warning 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.