Alert archive / Mississippi / Flash Flood Watches in 2012
Flash Flood Watch 1, NWS Mobile, AL
NWS Mobile, AL issued this flash flood watch at Mar 21, 2012, 3:25 PM CDT for 5 counties in Mississippi; 5 counties in Alabama. It took effect at Mar 22, 2012, 1:00 AM CDT. It was in force for 37 hr.
The area
The counties it named.
The facts
- Issued
- Mar 21, 2012, 3:25 PM CDT (20:25 UTC)
- In effect from
- Mar 22, 2012, 1:00 AM CDT
- Expired
- Mar 23, 2012, 2:00 PM CDT
- In force
- 37 hr
- Issued by
- NWS Mobile, AL
- Flood severity
- None
Counties Choctaw County, AL, Clarke County, AL, Monroe County, AL, Washington County, AL, Wilcox County, AL, George County, MS, Greene County, MS, Perry County, MS, Stone County, MS, Wayne County, MS
The radar
The Mobile radar (KMOB), 84 km from the middle of the area, began a volume at 20:25 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, 8.4 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.
- Mixed-layer CAPE
- 983 J/kg
- Mixed-layer CIN
- 0 J/kg
- Mixed-layer LCL
- 519 m above ground
- 0-6 km bulk shear
- 46 kt
- 0-1 km storm-relative helicity
- 363 m²/s²
- 0-3 km storm-relative helicity
- 421 m²/s²
- Significant tornado parameter
- 1.7
- Supercell composite
- 10.7
The text
As transmitted, in the capitals the NWS used until 2016.
215 WGUS64 KMOB 212025 FFAMOB URGENT - IMMEDIATE BROADCAST REQUESTED FLOOD WATCH NATIONAL WEATHER SERVICE MOBILE AL 325 PM CDT WED MAR 21 2012 ...A FLASH FLOOD WATCH IS IN EFFECT FROM 1 AM CDT THURSDAY THROUGH THURSDAY EVENING FOR INTERIOR SOUTHEAST MISSISSIPPI... .HEAVY RAINFALL IS LIKELY OVER INTERIOR SOUTHEAST MISSISSIPPI FROM LATE TONIGHT THROUGH FRIDAY AS A VERY SLOW MOVING STORM SYSTEM APPROACHES FROM THE WEST. A GENERAL 3 TO 5 INCHES OF RAIN COULD FALL...WITH HIGHER ISOLATED TOTALS UP TO 6 INCHES WHERE THUNDERSTORMS REPEATEDLY MOVE OVER THE SAME LOCATION. MSZ067-075-076-078-079-220430- /O.NEW.KMOB.FF.A.0001.120322T0600Z-120323T0000Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ WAYNE-PERRY-GREENE-STONE-GEORGE- INCLUDING THE CITIES OF...WAYNESBORO...RICHTON...BEAUMONT... NEW AUGUSTA...LEAKESVILLE...MCLAIN...WIGGINS...LUCEDALE 325 PM CDT WED MAR 21 2012 ...FLASH FLOOD WATCH IN EFFECT FROM 1 AM CDT THURSDAY THROUGH THURSDAY EVENING... THE NATIONAL WEATHER SERVICE IN MOBILE HAS ISSUED A * FLASH FLOOD WATCH FOR A PORTION OF SOUTHEAST MISSISSIPPI... INCLUDING THE FOLLOWING AREAS...GEORGE...GREENE...PERRY... STONE AND WAYNE. * FROM 1 AM CDT THURSDAY THROUGH THURSDAY EVENING * HEAVY RAINFALL IS LIKELY OVER INTERIOR SOUTHEAST MISSISSIPPI FROM LATE TONIGHT THROUGH FRIDAY AS A VERY SLOW MOVING STORM SYSTEM APPROACHES FROM THE WEST. A GENERAL 3 TO 5 INCHES OF RAIN COULD FALL...WITH HIGHER ISOLATED TOTALS UP TO 6 INCHES WHERE THUNDERSTORMS REPEATEDLY MOVE OVER THE SAME LOCATION. PRECAUTIONARY/PREPAREDNESS ACTIONS... A FLASH FLOOD WATCH MEANS THAT CONDITIONS MAY DEVELOP THAT LEAD TO FLASH FLOODING. FLASH FLOODING IS A VERY DANGEROUS SITUATION. YOU SHOULD MONITOR LATER FORECASTS AND BE PREPARED TO TAKE ACTION SHOULD FLASH FLOOD WARNINGS BE ISSUED. && $$
5 follow-up statements
745 WGUS64 KMOB 220346 FFAMOB FLOOD WATCH NATIONAL WEATHER SERVICE MOBILE AL 1046 PM CDT WED MAR 21 2012 ...A FLASH FLOOD WATCH IS IN EFFECT FROM 1 AM CDT THURSDAY THROUGH THURSDAY EVENING FOR INTERIOR SOUTHEAST MISSISSIPPI... .HEAVY RAINFALL IS LIKELY OVER INTERIOR SOUTHEAST MISSISSIPPI THROUGH FRIDAY AS A VERY SLOW MOVING STORM SYSTEM APPROACHES FROM THE WEST. A GENERAL 3 TO 5 INCHES OF RAIN COULD FALL...WITH HIGHER ISOLATED TOTALS UP TO 6 INCHES WHERE THUNDERSTORMS REPEATEDLY MOVE OVER THE SAME LOCATION. MSZ067-075-076-078-079-221200- /O.CON.KMOB.FF.A.0001.120322T0600Z-120323T0000Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ WAYNE-PERRY-GREENE-STONE-GEORGE- INCLUDING THE CITIES OF...WAYNESBORO...RICHTON...BEAUMONT... NEW AUGUSTA...LEAKESVILLE...MCLAIN...WIGGINS...LUCEDALE 1046 PM CDT WED MAR 21 2012 ...FLASH FLOOD WATCH REMAINS IN EFFECT THROUGH THURSDAY EVENING... THE FLASH FLOOD WATCH CONTINUES FOR * A PORTION OF SOUTHEAST MISSISSIPPI...INCLUDING THE FOLLOWING AREAS...GEORGE...GREENE...PERRY...STONE AND WAYNE. * THROUGH THURSDAY EVENING * HEAVY RAINFALL IS LIKELY OVER INTERIOR SOUTHEAST MISSISSIPPI FROM LATE TONIGHT THROUGH FRIDAY AS A VERY SLOW MOVING STORM SYSTEM APPROACHES FROM THE WEST. A GENERAL 3 TO 5 INCHES OF RAIN COULD FALL...WITH HIGHER ISOLATED TOTALS UP TO 6 INCHES WHERE THUNDERSTORMS REPEATEDLY MOVE OVER THE SAME LOCATION. PRECAUTIONARY/PREPAREDNESS ACTIONS... A FLASH FLOOD WATCH MEANS THAT CONDITIONS MAY DEVELOP THAT LEAD TO FLASH FLOODING. FLASH FLOODING IS A VERY DANGEROUS SITUATION. YOU SHOULD MONITOR LATER FORECASTS AND BE PREPARED TO TAKE ACTION SHOULD FLASH FLOOD WARNINGS BE ISSUED. && $$
902 WGUS64 KMOB 220907 FFAMOB URGENT - IMMEDIATE BROADCAST REQUESTED FLOOD WATCH NATIONAL WEATHER SERVICE MOBILE AL 407 AM CDT THU MAR 22 2012 ...A FLASH FLOOD WATCH IS IN NOW IN EFFECT THROUGH TONIGHT FOR INTERIOR SOUTHEAST MISSISSIPPI AND PORTIONS OF SOUTHWEST ALABAMA... .HEAVY RAINFALL WILL CONTINUE ACROSS INLAND SOUTHEAST MISSISSIPPI AND WILL SPREAD EAST INTO PORTIONS OF SOUTHWEST ALABAMA AS THE DAY PROGRESSES. TRAINING OVER THUNDERSTORMS IS HIGHLY LIKELY THROUGH TONIGHT...WHICH WILL RESULT IN VERY HEAVY RAINFALL OVER A SHORT PERIOD OF TIME...THUS INCREASING THE POTENTIAL FOR FLASH FLOODING. ALZ051>053-061-063-221700- /O.EXB.KMOB.FF.A.0001.000000T0000Z-120323T0500Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ CHOCTAW-WASHINGTON-CLARKE-UPPER MOBILE-LOWER MOBILE- INCLUDING THE CITIES OF...BUTLER...LISMAN...SILAS...CHATOM... MILLRY...JACKSON...THOMASVILLE...GROVE HILL...MOBILE...PRICHARD... SARALAND...TILLMANS CORNER...THEODORE 407 AM CDT THU MAR 22 2012 ...FLASH FLOOD WATCH IN EFFECT THROUGH THIS EVENING... THE NATIONAL WEATHER SERVICE IN MOBILE HAS EXPANDED THE * FLASH FLOOD WATCH TO INCLUDE A PORTION OF SOUTHWEST ALABAMA... INCLUDING THE FOLLOWING AREAS...CHOCTAW...CLARKE...LOWER MOBILE...UPPER MOBILE AND WASHINGTON. * THROUGH THIS EVENING * HEAVY RAINFALL IS LIKELY OVER PORTIONS OF SOUTHWEST ALABAMA FROM LATE THIS MORNING THROUGH TONIGHT AS A VERY SLOW MOVING STORM SYSTEM APPROACHES FROM THE WEST. A GENERAL 2 TO 4 INCHES OF RAIN IS LIKELY...WITH HIGHER TOTALS OF 5 TO 7 INCHES POSSIBLE WHERE THUNDERSTORMS REPEATEDLY MOVE OVER THE SAME LOCATION. THIS TRAINING OF THUNDERSTORMS WILL RESULT IN VERY HEAVY RAINFALL OVER A SHORT PERIOD OF TIME...THUS INCREASING THE POTENTIAL FOR FLASH FLOODING. PRECAUTIONARY/PREPAREDNESS ACTIONS... A FLASH FLOOD WATCH MEANS THAT CONDITIONS MAY DEVELOP THAT LEAD TO FLASH FLOODING. FLASH FLOODING IS A VERY DANGEROUS SITUATION. YOU SHOULD MONITOR LATER FORECASTS AND BE PREPARED TO TAKE ACTION SHOULD FLASH FLOOD WARNINGS BE ISSUED. && $$ MSZ067-075-076-078-079-221700- /O.EXT.KMOB.FF.A.0001.000000T0000Z-120323T0500Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ WAYNE-PERRY-GREENE-STONE-GEORGE- INCLUDING THE CITIES OF...WAYNESBORO...RICHTON...BEAUMONT... NEW AUGUSTA...LEAKESVILLE...MCLAIN...WIGGINS...LUCEDALE 407 AM CDT THU MAR 22 2012 ...FLASH FLOOD WATCH NOW IN EFFECT THROUGH THIS EVENING... THE FLASH FLOOD WATCH IS NOW IN EFFECT FOR * A PORTION OF SOUTHEAST MISSISSIPPI...INCLUDING THE FOLLOWING AREAS...GEORGE...GREENE...PERRY...STONE AND WAYNE. * THROUGH THIS EVENING * PERIODS OF HEAVY RAINFALL WILL CONTINUE OVER INTERIOR SOUTHEAST MISSISSIPPI THROUGH TONIGHT AS A VERY SLOW MOVING STORM SYSTEM APPROACHES FROM THE WEST. RADAR ESTIMATES THAT 3 TO 6 INCHES OF RAIN HAS ALREADY FALLEN OVER WAYNE...PERRY...AND STONE COUNTIES. SIMILAR RAINFALL TOTALS ARE LIKELY FURTHER EAST OVER EASTERN WAYNE...GREENE...AND GEORGE COUNTIES THROUGH TONIGHT. ISOLATED HIGHER TOTALS OF 7 TO 9 INCHES ARE POSSIBLE IN AREAS WHERE THUNDERSTORMS REPEATEDLY MOVE OVER THE SAME LOCATION. THIS TRAINING OF THUNDERSTORMS WILL RESULT IN VERY HEAVY RAINFALL OVER A SHORT PERIOD OF TIME...THUS INCREASING THE POTENTIAL FOR FLASH FLOODING PRECAUTIONARY/PREPAREDNESS ACTIONS... A FLASH FLOOD WATCH MEANS THAT CONDITIONS MAY DEVELOP THAT LEAD TO FLASH FLOODING. FLASH FLOODING IS A VERY DANGEROUS SITUATION. YOU SHOULD MONITOR LATER FORECASTS AND BE PREPARED TO TAKE ACTION SHOULD FLASH FLOOD WARNINGS BE ISSUED. && $$
106 WGUS64 KMOB 221646 FFAMOB URGENT - IMMEDIATE BROADCAST REQUESTED FLOOD WATCH NATIONAL WEATHER SERVICE MOBILE AL 1146 AM CDT THU MAR 22 2012 ...A FLASH FLOOD WATCH IS IN NOW IN EFFECT THROUGH MIDDAY FRIDAY FOR INTERIOR SOUTHEAST MISSISSIPPI AND PORTIONS OF SOUTHWEST ALABAMA... .HEAVY RAINFALL WILL CONTINUE ACROSS INLAND SOUTHEAST MISSISSIPPI AND WILL SPREAD EASTWARD INTO SOUTHWEST ALABAMA THIS AFTERNOON AND OVERNIGHT. THUNDERSTORMS WILL REPEATEDLY MOVE OVER THE SAME LOCATION DURING THIS PERIOD. THIS WILL RESULT IN VERY HEAVY RAINFALL IN A RELATIVE SHORT PERIOD OF TIME. ALZ062-064-230100- /O.EXB.KMOB.FF.A.0001.000000T0000Z-120323T1900Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ UPPER BALDWIN-LOWER BALDWIN- INCLUDING THE CITIES OF...BAY MINETTE...DAPHNE...FAIRHOPE... FOLEY...SPANISH FORT 1146 AM CDT THU MAR 22 2012 ...FLASH FLOOD WATCH IN EFFECT THROUGH FRIDAY AFTERNOON... THE NATIONAL WEATHER SERVICE IN MOBILE HAS EXPANDED THE * FLASH FLOOD WATCH TO INCLUDE A PORTION OF SOUTHWEST ALABAMA... INCLUDING THE FOLLOWING AREAS...LOWER BALDWIN AND UPPER BALDWIN. * THROUGH FRIDAY AFTERNOON * HEAVY RAINFALL WILL DEVELOP AFTERNOON AND OVERNIGHT AS A SLOW MOVING STORM SYSTEM SHIFTS EASTWARD INTO SOUTHERN ALABAMA. SOME LOCATION MAY RECEIVE 2 TO 4 INCHES OF RAINFALL...WITH ISOLATED TOTALS UP TO SIX INCHES ON AN ISOLATED BASIS AS THUNDERSTORMS REPEATEDLY MOVE OVER THE SAME LOCATIONS. BALDWIN COUNTY HAS NOW BEEN ADDED TO THE FLASH FLOOD WATCH. PRECAUTIONARY/PREPAREDNESS ACTIONS... A FLASH FLOOD WATCH MEANS THAT CONDITIONS MAY DEVELOP THAT LEAD TO FLASH FLOODING. FLASH FLOODING IS A VERY DANGEROUS SITUATION. && $$ ALZ051>053-061-063-MSZ067-075-076-078-079-230100- /O.EXT.KMOB.FF.A.0001.000000T0000Z-120323T1900Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ CHOCTAW-WASHINGTON-CLARKE-UPPER MOBILE-LOWER MOBILE-WAYNE-PERRY- GREENE-STONE-GEORGE- INCLUDING THE CITIES OF...BUTLER...LISMAN...SILAS...CHATOM... MILLRY...JACKSON...THOMASVILLE...GROVE HILL...MOBILE...PRICHARD... SARALAND...TILLMANS CORNER...THEODORE...WAYNESBORO...RICHTON... BEAUMONT...NEW AUGUSTA...LEAKESVILLE...MCLAIN...WIGGINS... LUCEDALE 1146 AM CDT THU MAR 22 2012 ...FLASH FLOOD WATCH NOW IN EFFECT THROUGH FRIDAY AFTERNOON... THE FLASH FLOOD WATCH IS NOW IN EFFECT FOR * PORTIONS OF SOUTHWEST ALABAMA AND SOUTHEAST MISSISSIPPI... INCLUDING THE FOLLOWING AREAS...IN SOUTHWEST ALABAMA... CHOCTAW...CLARKE...LOWER MOBILE...UPPER MOBILE AND WASHINGTON. IN SOUTHEAST MISSISSIPPI...GEORGE...GREENE...PERRY...STONE AND WAYNE. * THROUGH FRIDAY AFTERNOON * PERIODS OF HEAVY RAINFALL WILL CONTINUE THROUGH MIDDAY FRIDAY AS A VERY SLOW MOVING STORM SYSTEM APPROACHES FROM THE WEST. RADAR ESTIMATES THAT 4 TO 8 INCHES OF RAIN HAS ALREADY HAS ALREADY FALLEN OVER PORTIONS OF SOUTHEASTERN MISSISSIPPI DURING THE PAST 18 HOURS ENDING AT MIDDAY. THE NWS IN MOBILE IS BEGINNING TO RECEIVE REPORTS THAT SMALL CREEKS AND STREAMS ARE NEAR BANKFULL AND RISING AND THAT CAMPERS ARE BEING ASKED TO MOVE TO HIGHER GROUND AS A PRECAUTION. AN ADDITIONAL 2 TO 4 INCHES OF RAIN WILL FALL ACROSS SOUTHEASTERN MISSISSIPPI AND SOUTHWESTERN ALABAMA THIS AFTERNOON AND OVERNIGHT. ISOLATED TOTALS OF 4 TO 7 ADDITIONAL INCHES IS EXPECTED. THIS WILL BRING THE EVENT TOTAL RAINFALL TO BETWEEN 9 AND 14 INCHES OVER A TWO DAY PERIOD OVER PORTIONS OF SOUTHEASTERN MISSISSIPPI. THIS IS LIKELY TO CAUSE INUNDATION OF WATER IN COMMUNITIES ALONG SMALL CREEKS AS THE LARGER RIVERS DISCHARGE INTO THE SMALLER CREEKS AND LOCALIZED HEAVY RAINFALL MERGES UPSCALE. PRECAUTIONARY/PREPAREDNESS ACTIONS... A FLASH FLOOD WATCH MEANS THAT CONDITIONS MAY DEVELOP THAT LEAD TO FLASH FLOODING. FLASH FLOODING IS A VERY DANGEROUS SITUATION. && $$
963 WGUS64 KMOB 230055 FFAMOB FLOOD WATCH NATIONAL WEATHER SERVICE MOBILE AL 755 PM CDT THU MAR 22 2012 ...A FLASH FLOOD WATCH IS IN NOW IN EFFECT THROUGH 2 PM CDT FRIDAY FOR INTERIOR SOUTHEAST MISSISSIPPI AND PORTIONS OF SOUTHWEST ALABAMA... .HEAVY RAINFALL WILL CONTINUE ACROSS INLAND SOUTHEAST MISSISSIPPI AND WILL SPREAD EASTWARD INTO SOUTHWEST ALABAMA OVERNIGHT. THUNDERSTORMS WILL REPEATEDLY MOVE OVER THE SAME LOCATION DURING THIS PERIOD. THIS WILL RESULT IN VERY HEAVY RAINFALL IN A RELATIVE SHORT PERIOD OF TIME. ALZ051>053-061>064-MSZ067-075-076-078-079-231000- /O.CON.KMOB.FF.A.0001.000000T0000Z-120323T1900Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ CHOCTAW-WASHINGTON-CLARKE-UPPER MOBILE-UPPER BALDWIN-LOWER MOBILE- LOWER BALDWIN-WAYNE-PERRY-GREENE-STONE-GEORGE- INCLUDING THE CITIES OF...BUTLER...LISMAN...SILAS...CHATOM... MILLRY...JACKSON...THOMASVILLE...GROVE HILL...MOBILE...PRICHARD... SARALAND...BAY MINETTE...TILLMANS CORNER...THEODORE...DAPHNE... FAIRHOPE...FOLEY...SPANISH FORT...WAYNESBORO...RICHTON... BEAUMONT...NEW AUGUSTA...LEAKESVILLE...MCLAIN...WIGGINS... LUCEDALE 755 PM CDT THU MAR 22 2012 ...FLASH FLOOD WATCH REMAINS IN EFFECT THROUGH FRIDAY AFTERNOON... THE FLASH FLOOD WATCH CONTINUES FOR * PORTIONS OF SOUTHWEST ALABAMA AND SOUTHEAST MISSISSIPPI... INCLUDING THE FOLLOWING AREAS...IN SOUTHWEST ALABAMA... CHOCTAW...CLARKE...LOWER BALDWIN...LOWER MOBILE...UPPER BALDWIN...UPPER MOBILE AND WASHINGTON. IN SOUTHEAST MISSISSIPPI...GEORGE...GREENE...PERRY...STONE AND WAYNE. * THROUGH FRIDAY AFTERNOON * PERIODS OF HEAVY RAINFALL WILL CONTINUE THROUGH MIDDAY FRIDAY AS A VERY SLOW MOVING STORM SYSTEM APPROACHES FROM THE WEST. RADAR ESTIMATES THAT 4 TO 8 INCHES OF RAIN HAS ALREADY HAS ALREADY FALLEN OVER PORTIONS OF SOUTHEAST MISSISSIPPI AND SOUTHWEST ALABAMA. AN ADDITIONAL 2 TO 4 INCHES OF RAIN IS POSSIBLE ACROSS SOUTHEASTERN MISSISSIPPI AND SOUTHWESTERN ALABAMA OVERNIGHT. ISOLATED TOTALS OF 4 TO 7 ADDITIONAL INCHES IS EXPECTED. THIS WILL BRING THE EVENT TOTAL RAINFALL TO BETWEEN 9 AND 14 INCHES OVER A TWO DAY PERIOD OVER PORTIONS OF SOUTHEASTERN MISSISSIPPI. THIS IS LIKELY TO CAUSE INUNDATION OF WATER IN COMMUNITIES ALONG SMALL CREEKS AS THE LARGER RIVERS DISCHARGE INTO THE SMALLER CREEKS AND LOCALIZED HEAVY RAINFALL MERGES UPSCALE. PRECAUTIONARY/PREPAREDNESS ACTIONS... A FLASH FLOOD WATCH MEANS THAT CONDITIONS MAY DEVELOP THAT LEAD TO FLASH FLOODING. FLASH FLOODING IS A VERY DANGEROUS SITUATION. && $$
438 WGUS64 KMOB 230924 FFAMOB URGENT - IMMEDIATE BROADCAST REQUESTED FLOOD WATCH NATIONAL WEATHER SERVICE MOBILE AL 424 AM CDT FRI MAR 23 2012 ...A FLASH FLOOD WATCH REMAINS IN EFFECT THROUGH 2 PM CDT FRIDAY FOR INTERIOR SOUTHEAST MISSISSIPPI AND PORTIONS OF SOUTHWEST ALABAMA... .HEAVY RAINFALL WILL CONTINUE ACROSS INLAND SOUTHEAST MISSISSIPPI AND SOUTHWEST ALABAMA THIS MORNING...WITH THE AXIS OF HEAVY RAIN SHIFTING EAST THROUGH THE DAY. THUNDERSTORMS WILL CONTINUE TO REPEATEDLY MOVE OVER THE SAME LOCATIONS RESULTING IN VERY HEAVY RAINFALL IN A RELATIVE SHORT PERIOD OF TIME. ALZ054-055-231730- /O.EXA.KMOB.FF.A.0001.000000T0000Z-120323T1900Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ WILCOX-MONROE- INCLUDING THE CITIES OF...CAMDEN...PINE HILL...HOMEWOOD... MONROEVILLE 424 AM CDT FRI MAR 23 2012 ...FLASH FLOOD WATCH IN EFFECT UNTIL 2 PM CDT THIS AFTERNOON... THE NATIONAL WEATHER SERVICE IN MOBILE HAS EXPANDED THE * FLASH FLOOD WATCH TO INCLUDE A PORTION OF SOUTH CENTRAL ALABAMA...INCLUDING THE FOLLOWING AREAS...MONROE AND WILCOX. * UNTIL 2 PM CDT THIS AFTERNOON * PERIODS OF HEAVY RAINFALL WILL CONTINUE THROUGH EARLY FRIDAY AFTERNOON AS A COLD FRONT SLOWLY APPROACHES FORM THE WEST. RADAR ESTIMATES THAT 3 TO 5 INCHES OF RAIN HAS ALREADY HAS ALREADY FALLEN OVER PORTIONS OF WILCOX AND MONROE COUNTIES. AN ADDITIONAL 2 TO 4 INCHES IS LIKELY THROUGH EARLY AFTERNOON...WITH ISOLATED HIGHER TOTALS POSSIBLE. PRECAUTIONARY/PREPAREDNESS ACTIONS... A FLASH FLOOD WATCH MEANS THAT CONDITIONS MAY DEVELOP THAT LEAD TO FLASH FLOODING. FLASH FLOODING IS A VERY DANGEROUS SITUATION. && $$ ALZ051>053-061>064-MSZ067-075-076-078-079-231730- /O.CON.KMOB.FF.A.0001.000000T0000Z-120323T1900Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ CHOCTAW-WASHINGTON-CLARKE-UPPER MOBILE-UPPER BALDWIN-LOWER MOBILE- LOWER BALDWIN-WAYNE-PERRY-GREENE-STONE-GEORGE- INCLUDING THE CITIES OF...BUTLER...LISMAN...SILAS...CHATOM... MILLRY...JACKSON...THOMASVILLE...GROVE HILL...MOBILE...PRICHARD... SARALAND...BAY MINETTE...TILLMANS CORNER...THEODORE...DAPHNE... FAIRHOPE...FOLEY...SPANISH FORT...WAYNESBORO...RICHTON... BEAUMONT...NEW AUGUSTA...LEAKESVILLE...MCLAIN...WIGGINS... LUCEDALE 424 AM CDT FRI MAR 23 2012 ...FLASH FLOOD WATCH REMAINS IN EFFECT UNTIL 2 PM CDT THIS AFTERNOON... THE FLASH FLOOD WATCH CONTINUES FOR * PORTIONS OF SOUTHWEST ALABAMA AND SOUTHEAST MISSISSIPPI... INCLUDING THE FOLLOWING AREAS...IN SOUTHWEST ALABAMA... CHOCTAW...CLARKE...LOWER BALDWIN...LOWER MOBILE...UPPER BALDWIN...UPPER MOBILE AND WASHINGTON. IN SOUTHEAST MISSISSIPPI...GEORGE...GREENE...PERRY...STONE AND WAYNE. * UNTIL 2 PM CDT THIS AFTERNOON * PERIODS OF HEAVY RAINFALL WILL CONTINUE THROUGH MIDDAY FRIDAY AS A VERY SLOW MOVING STORM SYSTEM APPROACHES FROM THE WEST. RADAR ESTIMATES THAT 5 TO 9 INCHES OF RAIN HAS ALREADY HAS ALREADY FALLEN OVER PORTIONS OF SOUTHEAST MISSISSIPPI AND SOUTHWEST ALABAMA. AN ADDITIONAL 2 TO 4 INCHES OF RAIN IS POSSIBLE ACROSS SOUTHEASTERN MISSISSIPPI AND SOUTHWESTERN ALABAMA TODAY WITH ISOLATED HIGHER TOTALS POSSIBLE. THIS WILL BRING THE EVENT TOTAL RAINFALL TO BETWEEN 9 AND 13 INCHES OVER A TWO DAY PERIOD OVER PORTIONS OF SOUTHEASTERN MISSISSIPPI. THIS IS LIKELY TO CAUSE INUNDATION OF WATER IN COMMUNITIES ALONG SMALL CREEKS AS THE LARGER RIVERS DISCHARGE INTO THE SMALLER CREEKS AND LOCALIZED HEAVY RAINFALL MERGES UPSCALE. PRECAUTIONARY/PREPAREDNESS ACTIONS... A FLASH FLOOD WATCH MEANS THAT CONDITIONS MAY DEVELOP THAT LEAD TO FLASH FLOODING. FLASH FLOODING IS A VERY DANGEROUS SITUATION. && $$
What forecasters said that day
The local office's own words before this flash flood watch 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 flash flood watch went out at Mar 21, 11:52 AM CDT, 3 hours 33 minutes earlier.
Area forecast discussion, Mar 21, 11:52 AM CDT, 3 hours 33 minutes before
AREA FORECAST DISCUSSION...UPDATED
NATIONAL WEATHER SERVICE MOBILE AL
1152 AM CDT WED MAR 21 2012
.UPDATE...ISSUED A WIND ADVISORY FOR THE WESTERN HALF OF THE FCST
AREA THROUGH 7 PM THIS EVENING. A WELL MIXED ATMOSPHERE IS ALLOWING
FREQUENT SFC WIND GUSTS OF 30 TO 35 MPH WITH OCCASIONAL GUSTS TO 40
MPH OVER PARTS OF SOUTHWEST ALABAMA AND INTERIOR SOUTHEAST
MISSISSIPPI. THE STRONG WIND GUSTS WILL CONTINUE THROUGH EARLY
EVENING...SUBSIDING SOMEWHAT AFTER SUNSET. UPDATED ZONES AND GRIDS
ACCORDINGLY. 12/DS
&&
.MESOSCALE UPDATE...
AN UPDATED FORECAST HAS BEEN SENT TO INCLUDE RECENTLY ISSUED TORNADO
WATCH 97 FOR GEORGE...GREENE...PERRY...AND STONE COUNTIES IN
SOUTHEAST MISSISSIPPI.
A VIGOROUS UPPER LEVEL LOW CONTINUES TO SLOWLY SPIN IN THE VICINITY
OF NORTHWEST TEXAS/SOUTHWEST OKLAHOMA LATE THIS MORNING. A DIFFLUENT
FLOW PATTERN ALOFT CONTINUES TO SPREAD ACROSS LOUISIANA AND
MISSISSIPPI WELL IN ADVANCE OF THIS FEATURE...AND AN ASSOCIATED
LINEAR MESOSCALE CONVECTIVE SYSTEM IS SLOWLY SPREADING EASTWARD FROM
EASTERN LOUISIANA INTO FAR WESTERN AND SOUTHWESTERN MISSISSIPPI THIS
MORNING. THE ENVIRONMENT WILL BECOME SUPPORTIVE OF ISOLATED
SUPERCELLS ACROSS SOUTHEAST MISSISSIPPI LATE THIS MORNING INTO THIS
AFTERNOON IN ADVANCE OF THIS APPROACHING LINE OF STORMS GIVEN MLCAPE
VALUES OF 1500-2000 J/KG AND 0-6 KM SHEAR VALUES APPROACHING 35
KNOTS. THEREAFTER...THE LINEAR MCS/QLCS WILL BEGIN IMPACTING OUR
SOUTHEAST MISSISSIPPI COUNTIES MAINLY AFTER 5 PM CDT. A FEW TORNADOES
WILL BE POSSIBLE GIVEN INCREASING LOW LEVEL VERTICAL SHEAR/0-1 KM
HELICITY VALUES OF 200-300 M2/S2. DAMAGING WINDS AND LARGE HAIL WILL
ALSO BE A CONCERN WITH MID LEVEL DRY AIR AND WET BULB ZERO VALUES
AROUND 9500 FT AGL. /21
&&
.PREV DISCUSSION... /ISSUED 508 AM CDT WED MAR 21 2012/
..HIGH RISK OF RIP CURRENTS TODAY ALONG THE ALABAMA AND NORTHWEST
FLORIDA BEACHES...
..HEAVY RAINS FORECAST TO IMPACT THE GULF COAST TONIGHT INTO
THURSDAY...
SHORT TERM [TODAY THROUGH THURSDAY NIGHT]...THE UPPER LEVEL LOW
OVER NORTH CENTRAL TEXAS CONTINUES TO SIT AND SPIN THIS
MORNING...PRODUCING COPIOUS AMOUNTS OF RAINFALL ACROSS WESTERN
LOUISIANA NORTH INTO ARKANSAS. THIS BAND OF HEAVY RAIN WILL VERY
SLOWLY SHIFT EAST TODAY AS THE UPPER LOW BEGINS TO SLOWLY MOVE NE
INTO OKLAHOMA. THIS WILL SHIFT THE AXIS OF STRONGEST UPPER LEVEL
DIVERGENCE/LOW LEVEL CONVERGENCE OVER OUR WESTERN ZONES LATE THIS
AFTERNOON THROUGH TONIGHT. THEREFORE...EXPECT RAIN CHANCES TO
GRADUALLY INCREASE FROM WEST TO EAST THROUGH TONIGHT...WITH THE
MAJORITY OF THE RAINFALL FOCUSED ACROSS SE MS AND THE FAR WESTERN
ALABAMA COUNTIES.
MODEL FORECAST SOUNDINGS INDICATE THAT MLCAPES WILL CLIMB TO
500-1000 J/KG OVER SE MS THIS AFTERNOON. WITH CONTINUED LOW LEVEL
WARM AIR ADVECTION AND EROSION OF A MID LEVEL WARM NOSE...THE
DEVELOPMENT OF SCATTERED SHOWERS AND THUNDERSTORMS IS POSSIBLE OVER
SE MS THIS AFTERNOON AHEAD OF THE MAIN BAND OF PRECIP. ANY STORMS
THAT DEVELOP AHEAD OF AND EMBEDDED IN THE MAIN LINE WILL DO SO IN AN
ENVIRONMENT WHERE DEEP LAYER SHEAR IS UNIMPRESSIVE (AROUND 30 KT).
HOWEVER...THE MAJORITY OF THE SHEAR PRESENT IS IN THE 0-1 KM LAYER
(25-30 KT) WITH 0-1 KM SRH FORECAST TO BE IN THE 150-200 J/KG
RANGE. THEREFORE...CANNOT DISCOUNT AN ISOLATED SEVERE STORM OVER
MAINLY SE MS THIS AFTERNOON THROUGH THE EVENING HOURS...WITH
LOCALIZED DAMAGING WIND GUSTS AND PERHAPS A BRIEF TORNADO POSSIBLE.
ONE POTENTIAL FAVORABLE FACTOR FOR A FEW SEVERE STORMS AND AN
ISOLATED TORNADO IS RESIDUAL MID LEVEL DRY AIR SEEN ON FORECAST
SOUNDINGS. THIS WOULD LEAD TO EVAPORATIONAL COOLING AND ENHANCEMENT
OF FORWARD FLANK DOWNDRAFTS.
THE THREAT FOR LOCALLY HEAVY RAIN WILL BECOME A CONCERN...AGAIN
MAINLY OVER SE MS TONIGHT AS THE MAIN AXIS OF PRECIPITATION SHIFTS
INTO THAT REGION. PRECIPITABLE WATERS WILL CLIMB TO NEAR 1.7 INCHES
WITH TRAINING OF CONVECTION HIGHLY LIKELY GIVEN THE MID TO UPPER
FLOW. THEREFORE...LOCALIZED FLOODING ISSUES WILL BE POSSIBLE
ESPECIALLY IN LOW LYING AND POOR DRAINAGE AREAS.
WITH THE CONTINUED TIGHT PRESSURE GRADIENT...IT WILL BE ANOTHER
BREEZY DAY ACROSS THE REGION WITH SOUTHEAST WINDS OF 15 TO 25 MPH.
HIGHER GUSTS ARE POSSIBLE...BUT AN INCREASE IN CLOUD COVER MAY LIMIT
DAYTIME MIXING ENOUGH TO PREVENT FREQUENT GUSTS NEAR OR HIGHER THAN
30 MPH. THEREFORE...WILL HOLD OFF ON A WIND ADVISORY FOR NOW. THE
INCREASED CLOUD COVER WILL ALSO KNOCK A FEW DEGREES OFF HIGH TEMPS
WITH UPPER 70S TO MID 80S EXPECTED...WARMEST EAST OF I-65 OVER S CTRL
AL.
A HEADS UP FOR THOSE VISITING THE ALABAMA AND NORTHWEST FLORIDA
BEACHES...THERE IS A HIGH RISK OF RIP CURRENTS TODAY. SEAS ARE VERY
ROUGH AND ENTERING THE SURF IS DISCOURAGED. AS ALWAYS...HEED THE
ADVICE OF LOCAL BEACH PATROLS AND LOCAL FLAG WARNING SYSTEMS. 34/JFB
THURSDAY AND THURSDAY NIGHT...VERY LITTLE CHANGE NOTED ON THE LATEST
WEATHER 21.00Z MODEL RUNS REGARDING THE MOVEMENT OF THE LARGE CUTOFF UPPER
LEVEL LOW PRESSURE SYSTEM OVER THE PLAINS. THURSDAY MORNING THE UPPER
LOW CENTER LOOKS TO ONLY BE UP INTO OKLAHOMA/KANSAS...THEN
PROGRESSING EVER SO SLOWLY NORTHEAST INTO WESTERN MISSOURI THURSDAY
NIGHT. LOOKING AT THE LOWER LEVELS ON THE EAST SIDE OF THIS LARGE
STORM SYSTEM...THE GLOBAL GUIDANCE SHOWS 15 TO 20 KNOTS OF SOUTHERLY FLOW
FROM THE MID GULF INCREASING TO 30 TO 40 KNOTS UP INTO THE TENNESSEE
RIVER VALLEY THURSDAY. ALIGNED WITHIN THIS FLOW IS A MOIST 1000-850 MB
THETA-E RIDGE AXIS POINTING NORTHWARD OFF THE GULF ALONG WITH A
SIGNAL OF STRENGTHENING DEEP LAYER LIFT WHICH MIGRATES ONLY SLOWLY
EASTWARD ACROSS THE FORECAST AREA THURSDAY. AT THE SURFACE...A
FRONTAL BOUNDARY WILL ALSO BE MOVING SLOWLY EASTWARD ACROSS THE
MISSISSIPPI RIVER DELTA AS WELL. THESE INGREDIENTS AND THE ENHANCED
LIFT BY THE APPROACHING FRONT CONTINUE TO SUGGEST THAT HEAVY RAIN
EVENT IS IN OUR NEAR FUTURE. LATEST GRIDDED STORM TOTAL
PRECIPITATION AMOUNTS HAVE COME IN HIGHER SINCE 24 HOURS AGO. ENDING
AT 7 AM FRIDAY...RAIN GAUGES ALONG AND WEST OF INTERSTATE 65 COULD
SEE 2 TO 4 INCHES. EAST OF THIS LINE 1 TO 2 INCH AMOUNTS POSSIBLE.
SEVERE WEATHER RISK APPEARS LOW AT THIS TIME DUE TO CLOUDS AND RAINS.
BUT ENOUGH INSTABILITY DOES SUPPORT STRONG STORMS. THE HIGHER
RAINFALL RATES FROM STRONGER STORMS MOVING FROM SOUTH TO NORTH OVER
THE SAME AREAS AREAS COULD VERY WELL CONTRIBUTE TO LOCALLY HEAVIER
RAINFALLS...WITH LOCALIZED AMOUNTS UPWARDS TO AROUND 6 INCHES IN
SPOTS. AREAS PRONE TO POOR DRAINAGE COULD VERY WELL SEE SOME FLOODING
PROBLEMS. DUE TO SLOW MOVEMENT OF THE SYSTEM AND TIME TO LOOK AT
RAINFALL OBSERVATIONS UPSTREAM...WILL LET LATER SHIFTS ASSESS NEED
FOR FLASH FLOOD WATCHES.
AS FOR TEMPERATURES THURSDAY...HAVE LEANED TO THE COOLER SIDE OF THE
GUIDANCE ENVELOPE WITH CLOUDS AND INCREASED RAIN COVERAGES.
LONG TERM [FRIDAY THROUGH TUESDAY]...AS UPPER LEVEL LOW MOVES SLOWLY
EASTWARD ACROSS THE OHIO RIVER VALLEY THIS WEEKEND...CHANCES OF RAIN
CONTINUE FRIDAY AND SATURDAY WITH GULF COAST BEING INFLUENCED BY
FRONTAL ZONE WHICH CREEPS EASTWARD.
BY LATE SUNDAY...THE UPPER LOW WILL HAVE PHASED WITH STRONGER
WESTERLIES MOVING THROUGH THE NEW ENGLAND STATES AND WILL BE
PROGRESSING OFF THE MID ATLANTIC COAST BY MONDAY. AS THIS OCCURS...A MORE
AMPLIFIED BUILDING UPPER RIDGE ACROSS THE SOUTHERN STATES ALLOWS
FRONT TO GET A PUSH TO THE EAST SUNDAY. DRIER AIR AND EASTWARD BUILDING
SURFACE HIGH PRESSURE IN ITS WAKE BRINGS AN END TO THE RAIN CHANCES
SUNDAY THROUGH TUESDAY. LOWS AND HIGHS THROUGH THE MEDIUM RANGE FORECAST
TO REMAIN ABOVE CLIMATOLOGY. /10
AVIATION (12Z ISSUANCE)...MVFR/IF STRATUS MAINLY FROM MOBILE AND
POINTS WEST EARLY THIS MORNING...WILL GRADUALLY SPREAD FURTHER EAST
TODAY BUT WILL MAINLY BE AT MVFR LEVELS. BORDERLINE MVFR/IFR CIGS
DEVELOP OVER MUCH OF THE AREA TONIGHT WITH SHOWERS AND THUNDERSTORMS
BECOMING NUMEROUS OVER SE MS AND CROSSING THE STATE LINE INTO W AL.
TSTMS MAY AFFECT MOB/BFM LATE EVE THROUGH THE OVERNIGHT HOURS.
BREEZY SW WINDS EXPECTED TODAY...SUSTAINED 15-20 KT WITH GUSTS 20-25
KT. 34/JFB
MARINE...A TIGHT PRESSURE GRADIENT BETWEEN A RIDGE OF HIGH PRESSURE
TO THE EAST AND A SLOW MOVING STORM SYSTEM WEST OF THE MISSISSIPPI
RIVER WILL MAINTAIN A STRONG SOUTHEASTERLY WIND FLOW OVER THE
COASTAL WATERS THROUGH THURSDAY. SEAS OF 6-8 FT WITH TIDES RUNNING
AROUND A FOOT ABOVE NORMAL ARE EXPECTED THROUGH TONIGHT. WHILE WINDS
WILL DIMINISH SLIGHTLY ON THURSDAY...SEAS WILL STILL BE NEAR 7 FT
WHICH SUPPORTS MAINTAIN THE ADVISORY THROUGH THU AFTN FOR THE
OFFSHORE WATERS. THE LATEST WIND FORECAST SUPPORTS ENDING THE
ADVISORY AT 7AM THURSDAY FOR MOBILE BAY. THE ONSHORE FLOW DECREASES
FURTHER BY THE END OF THE WEEK AS A COLD FRONT MOVES INTO...STALLS
AND WEAKENS OVER THE AREA. A SECONDARY COLD FRONT MOVES THROUGH THE
NORTHERN GULF WATERS LATE SATURDAY NIGHT. SCATTERED TO NUMEROUS
SHOWERS AND THUNDERSTORMS ARE EXPECTED OVER THE MARINE AREA THURSDAY
THROUGH SATURDAY AHEAD OF THE FRONT. 34/JFB
FIRE WEATHER...MAIN PROBLEMS FOR CONTROL BURN OPERATIONS TODAY WILL
BE BREEZY SOUTHEAST FLOW. THURSDAY WET. /10
&&
.PRELIMINARY POINT TEMPS/POPS...
MOBILE 79 66 76 64 / 40 70 80 60
PENSACOLA 77 67 75 66 / 20 30 70 60
DESTIN 77 67 76 66 / 10 20 40 60
EVERGREEN 83 62 77 64 / 20 20 70 60
WAYNESBORO 80 63 69 61 / 60 80 80 70
CAMDEN 84 61 74 62 / 20 30 80 60
CRESTVIEW 83 62 79 63 / 10 20 40 60
&&
.MOB WATCHES/WARNINGS/ADVISORIES...
AL...RIP CURRENT RISK UNTIL 7 PM WEDNESDAY FOR THE FOLLOWING ZONES:
LOWER BALDWIN...AND LOWER MOBILE.
FL...RIP CURRENT RISK UNTIL 7 PM WEDNESDAY FOR THE FOLLOWING ZONES:
COASTAL ESCAMBIA...COASTAL OKALOOSA...AND COASTAL SANTA
ROSA.
MS...NONE.
GM...SMALL CRAFT ADVISORY UNTIL 7 AM THURSDAY FOR THE FOLLOWING
ZONES: AND MOBILE BAY.
SMALL CRAFT ADVISORY UNTIL 5 PM THURSDAY FOR THE FOLLOWING
ZONES: COASTAL WATERS FROM DESTIN TO PENSACOLA FL OUT 20
NM...COASTAL WATERS FROM PENSACOLA FL TO PASCAGOULA MS OUT
20 NM...WATERS FROM DESTIN TO PENSACOLA FL FROM 20 TO 60
NM...AND WATERS FROM PENSACOLA FL TO PASCAGOULA MS FROM 20
TO 60 NM.
&&Hazardous weather outlook, Mar 21, 2:52 PM CDT, 33 minutes before
HAZARDOUS WEATHER OUTLOOK...UPDATED NATIONAL WEATHER SERVICE MOBILE AL 252 PM CDT WED MAR 21 2012 ALZ051>064-FLZ001>006-MSZ067-075-076-078-079-221615- 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- 252 PM CDT WED MAR 21 2012 THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF SOUTH CENTRAL ALABAMA...SOUTHWEST ALABAMA...NORTHWEST FLORIDA AND SOUTHEAST MISSISSIPPI. .DAY ONE...TONIGHT THROUGH THURSDAY AFTERNOON HEAVY RAINFALL WILL DEVELOP OVERNIGHT OVER PRIMARILY SOUTHEASTERN MISSISSIPPI. A FEW SEVERE THUNDERSTORMS ARE POSSIBLE IN THE HOURS SURROUNDING SUNSET WEST OF I-65 AND PRIMARILY IN SOUTHEASTERN MISSISSIPPI AS A SLOW MOVING LINE OF THUNDERSTORMS APPROACHES FROM THE WEST. AS THE LINE MOVES FURTHER EAST OVERNIGHT IT WILL EXHIBIT SEVERAL PERIODS OF INTENSIFICATION WITH INDIVIDUAL THUNDERSTORMS INCREASING IN BOTH COVERAGE AND INTENSITY ALONG IT. A FLASH FLOOD WATCH WILL SOON BE ISSUED FOR ALL OF INTERIOR SOUTHEASTERN MISSISSIPPI AND WILL BE VALID UNTIL 7 PM TOMORROW EVENING. A GENERAL 3 TO 5 INCHES OF RAIN COULD FALL OVER INTERIOR SOUTHEASTERN MISSISSIPPI WITH HIGHER ISOLATED TOTALS UP TO 6 INCHES WHERE THUNDERSTORMS REPEATEDLY MOVE OVER THE SAME LOCATION. A TORNADO WATCH REMAINS IN EFFECT UNTIL 6 PM THIS EVENING FOR ALL OF INTERIOR SOUTHEASTERN MISSISSIPPI. ISOLATED TORNADOES ARE MAINLY POSSIBLE ALONG THE LINE THAT IS APPROACHING FROM THE WEST...SO ANY TORNADOES ARE LIKELY TO BE WEAK AND SHORT-LIVED. WEST OF A LINE FROM CLARKE TO BALDWIN COUNTY IN ALABAMA...A WIND ADVISORY REMAINS IN EFFECT UNTIL 7 PM THIS EVENING FOR WIND GUSTS OUTSIDE OF THUNDERSTORMS TO BE AS HIGH AS 25 TO 35 MPH. A HIGH RISK OF RIP CURRENTS REMAINS ALONG AREA BEACHES FOR THE REMAINDER OF THIS AFTERNOON...BUT THE OUTLOOK IS FOR MODERATE ON THURSDAY AFTERNOON. HEED THE ADVICE OF LOCAL BEACH PATROLS AND LOCAL FLAG WARNING SYSTEMS. .DAYS TWO THROUGH SEVEN...THURSDAY EVENING THROUGH TUESDAY NUMEROUS SHOWERS AND THUNDERSTORMS WILL PERSIST ACROSS THE REGION THROUGH THURSDAY NIGHT...CONTINUING THE THREAT FOR HEAVY RAINFALL AND LOCALIZED FLOODING. THE HEAVIEST RAINFALL WILL LIKELY OCCUR ACROSS INLAND SOUTHEAST MISSISSIPPI AND PORTIONS OF SOUTHWEST ALABAMA NEAR AND WEST OF INTERSTATE 65. RAINFALL TOTALS OF 4 TO 6 INCHES ARE CURRENTLY FORECAST IN THESE AREAS...WITH HIGHER TOTALS POSSIBLE. TWO TO FOUR INCHES OF RAINFALL IS POSSIBLE EAST OF I-65. A FEW STRONG STORMS ARE ALSO POSSIBLE ON THURSDAY WITH FREQUENT LIGHTNING STRIKES AND LOCALLY STRONG WIND GUSTS BEING THE MAIN THREATS. SCATTERED SHOWERS AND THUNDERSTORMS WILL CONTINUE FRIDAY AND SATURDAY. THIS ADDITIONAL RAINFALL WILL ADD TO THE RAINFALL TOTALS AND MAY CONTINUE THE THREAT FOR LOCALIZED FLOODING. .SPOTTER INFORMATION STATEMENT... ACTIVATION OF SKYWARN SEVERE STORM SPOTTER NETWORKS MAY BECOME NECESSARY ACROSS SOUTHEAST MISSISSIPPI LATE THIS EVENING FOR SEVERE THUNDERSTORMS AND OVERNIGHT FOR FLOODING. GMZ630-650-655-670-675-221615- 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- 252 PM CDT WED MAR 21 2012 THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF THE COASTAL WATERS OF ALABAMA AND NORTHWEST FLORIDA. .DAY ONE...TONIGHT THROUGH THURSDAY AFTERNOON A SMALL CRAFT ADVISORY IS IN EFFECT FOR THE ENTIRE MARINE AREA DUE TO STRONG SOUTHEAST WINDS AND ROUGH SEAS. SCATTERED THUNDERSTORMS WILL DEVELOP OVER THE ALABAMA COASTAL WATERS TONIGHT. A FEW OF THE STORMS MAY BECOME STRONG. .DAYS TWO THROUGH SEVEN...THURSDAY EVENING THROUGH TUESDAY A SMALL CRAFT ADVISORY FOR STRONG SOUTHEAST WINDS AND SEAS NEAR 7 FEET WILL CONTINUE THROUGH THURSDAY AFTERNOON FOR THE ALABAMA AND NORTHWEST FLORIDA GULF WATERS. SCATTERED TO NUMEROUS SHOWERS AND THUNDERSTORMS...A FEW OF WHICH MAY BE STRONG...WILL CONTINUE ACROSS THE MARINE AREA THROUGH SATURDAY.
The office that day
Everything else NWS Mobile, AL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Mar 21, 11:44 AM CDT | Wind Advisory | MOB | George, Greene, Perry, Stone, Wayne | 7 hr |
| Mar 21, 4:11 PM CDT | Severe Thunderstorm Warning | MOB | Stone | 34 min |
Nearby
Flash Flood Watches in Mississippi, 2012Flash Flood Watches in Alabama, 2012Every flash flood watch 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.