Alert archive / Alabama / Special Marine Warnings in 2011
Special Marine Warning 45, NWS Mobile, AL
NWS Mobile, AL issued this special marine warning at Apr 4, 2011, 9:47 PM CDT. It was in force for 88 min. No storm report in the archive falls inside the area while it was in force.
The area
The counties it named.
The facts
- Issued
- Apr 4, 2011, 9:47 PM CDT (02:47 UTC)
- Expired
- Apr 4, 2011, 11:15 PM CDT
- In force
- 88 min
- Issued by
- NWS Mobile, AL
- Area
- Storm-based polygon
What forecasters said that day
The local office's own words before this special marine 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 special marine warning went out at Apr 4, 6:41 PM CDT, 3 hours 6 minutes earlier.
Area forecast discussion, Apr 4, 6:41 PM CDT, 3 hours 6 minutes before
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</html>Hazardous weather outlook, Apr 4, 4:20 PM CDT, 5 hours 27 minutes before
HAZARDOUS WEATHER OUTLOOK...UPDATED NATIONAL WEATHER SERVICE MOBILE AL 420 PM CDT MON APR 4 2011 ALZ051>064-FLZ001>006-GMZ630-650-655-670-675-MSZ067-075-076-078- 079-051830- 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-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-WAYNE-PERRY- GREENE-STONE-GEORGE- 420 PM CDT MON APR 4 2011 THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF SOUTH CENTRAL AND SOUTHWEST ALABAMA...NORTHWEST FLORIDA AND SOUTHEAST MISSISSIPPI AND THE COASTAL WATERS OF ALABAMA AND NORTHWEST FLORIDA. .DAY ONE...THIS AFTERNOON AND TONIGHT SEVERE WEATHER IS LIKELY AS AN ORGANIZED SQUALL LINE MOVES IN FROM THE WEST. THERE WILL BE A POTENTIAL OF SEVERE STORMS OVER SOUTHEAST MISSISSIPPI AND EXTREME PORTIONS OF SOUTHWEST ALABAMA BEGINNING AROUND 6 PM TO 7 PM THIS EVENING AS THE SQUALL LINE MOVES INTO THE OUTLOOK AREA. THE SQUALL LINE WILL THEN ADVANCE EAST ACROSS THE ENTIRE OUTLOOK AREA THROUGH 10 PM THIS EVENING...THEN EXIT THE OUTLOOK AREA BY AROUND MIDNIGHT. THIS SPEED OF MOTION IS SLIGHTLY FASTER THAN EARLIER INDICATED OVER THE EASTERN HALF OF THE AREA. DATA STILL SUGGESTS THAT SEVERE THUNDERSTORMS WILL BE LIKELY ALONG THIS LINE OF STORMS...WITH DAMAGING WINDS AND LARGE HAIL BEING THE PRIMARY THREATS. IN ADVANCE OF THE LINE...ISOLATED THUNDERSTORM CELLS MAY DEVELOP...AND SOME OF THESE STORMS WILL ALSO BE CAPABLE OF PRODUCING DAMAGING WINDS...LARGE HAIL...AND ISOLATED TORNADOES. THERE IS NOW A MODERATE RISK OF SEVERE THUNDERSTORMS THIS EVENING OVER THE NORTHERN HALF OF THE FCST AREA...ROUGHLY ALONG AND NORTH OF HIGHWAY 84...WITH A SLIGHT RISK OF SEVERE THUNDERSTORMS ELSEWHERE ACROSS THE FCST AREA. THE SYSTEM WILL MOVE ACROSS THE REGION FAIRLY RAPIDLY...AND AS SUCH WIDESPREAD HEAVY RAINFALL IS NOT EXPECTED. RAINFALL TOTALS WILL GENERALLY RANGE FROM 1 TO 1.5 INCHES ACROSS MOST OF THE REGION...WITH LOCALLY HIGHER AMOUNTS. STRONG SOUTHERLY WINDS OVER THE COASTAL WATERS...WITH BUILDING SEAS IN ADVANCE OF A STRONG COLD FRONT APPROACHING FROM THE NORTHWEST... FOLLOWED BY A STRONG NORTHERLY WIND FLOW DEVELOPING AROUND MIDNIGHT AND LASTING THROUGHOUT THE NIGHT IN THE WAKE OF THE FRONT. BAYS AND COASTAL WATERWAYS WILL BE ROUGH...AND SEAS WILL BUILD TO 7 TO 9 FEET. THESE CONDITIONS WILL CREATE HAZARDOUS CONDITIONS TO SMALL CRAFT. A GALE WARNING IS ALSO IN EFFECT FOR THE MARINE AREA DURING THE OVERNIGHT TONIGHT. A STRONG SOUTHERLY WIND FLOW ALONG WITH INCREASING SWELL AND TIDAL RANGES WILL RESULT IN HIGH SURF ALONG THE GULF BEACHES...MINOR COASTAL FLOODING...AND A HIGH RISK OF DANGEROUS RIP CURRENTS. STRONG SOUTHERLY WINDS OF 20 TO 25 MPH...WITH FREQUENT GUSTS AS HIGH AS 35 MPH WILL OCCUR OVER LAND AREAS IN ADVANCE OF AN APPROACHING COLD FRONT. THESE STRONG GUSTY WINDS WILL POSE A HAZARD TO MOTORISTS DRIVING HIGH PROFILE VEHICLES...AS WELL AS TO OTHERS IN OUTDOOR WIND SENSITIVE ACTIVITIES. A WIND ADVISORY IS IN EFFECT THROUGH 10 PM TONIGHT...PRIMARILY ALONG AND AHEAD OF THE FRONTAL BOUNDARY. .DAYS TWO THROUGH SEVEN...TUESDAY THROUGH SUNDAY STRONG NORTHERLY WIND FLOW TUESDAY MORNING WILL DECREASING TO 15 TO 20 KNOTS BY EARLY TUESDAY AFTERNOON AS THE COLD FRONT MOVES AWAY FROM THE AREA. BAYS AND COASTAL WATERWAYS WILL BE ROUGH...AND SEAS OF 7 TO 9 FEET WILL SUBSIDE BELOW 7 FEET EARLY TUESDAY AFTERNOON. THESE CONDITIONS WILL CREATE HAZARDOUS CONDITIONS TO SMALL CRAFT. .SPOTTER INFORMATION STATEMENT... ACTIVATION OF STORM SPOTTERS AND EMERGENCY MANAGEMENT PERSONNEL FOR SEVERE WEATHER WILL BE REQUIRED BEGINNING AROUND MID AFTERNOON.
In the hours before
Local storm report, Apr 4, 5:16 PM CDT, 4 hours 31 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE MOBILE AL
516 PM CDT MON APR 04 2011
..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..
0435 PM NON-TSTM WND GST COFFEEVILLE 31.76N 88.09W
04/04/2011 U0 MPH CLARKE AL EMERGENCY MNGR
TREE DOWN AND BLOCKING BETHAL ROAD IN COFFEEVILLE.
&&
KCLocal storm report, Apr 4, 5:53 PM CDT, 3 hours 54 minutes before
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</html>Local storm report, Apr 4, 5:55 PM CDT, 3 hours 52 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE MOBILE AL
555 PM CDT MON APR 04 2011
..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..
0525 PM NON-TSTM WND GST ZIMCO 31.70N 87.88W
04/04/2011 E40 MPH CLARKE AL EMERGENCY MNGR
TREE DOWN ACROSS WAGON WHEEL ROAD WEST OF GROVE HILL.
&&
KCLocal storm report, Apr 4, 5:57 PM CDT, 3 hours 50 minutes before
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</html>Local storm report, Apr 4, 6:27 PM CDT, 3 hours 20 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE MOBILE AL
627 PM CDT MON APR 04 2011
..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..
0615 PM NON-TSTM WND GST ZIMCO 31.70N 87.88W
04/04/2011 E40 MPH CLARKE AL EMERGENCY MNGR
TREE DOWN ACROSS MT ZION ROAD IN ZIMCO.
&&
KCThe office that day
Everything else NWS Mobile, AL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 4, 7:05 PM CDT | Severe Thunderstorm Warning | MOB | Choctaw, Clarke, Washington | 55 min |
| Apr 4, 7:08 PM CDT | Tornado Warning | MOB | Choctaw, Clarke, Washington | 67 min |
| Apr 4, 7:30 PM CDT | Severe Thunderstorm Warning | MOB | Choctaw, Clarke, Mobile, Washington, Wilcox | 60 min |
| Apr 4, 7:38 PM CDT | Tornado Warning | MOB | Washington | 56 min |
| Apr 4, 7:54 PM CDT | Tornado Warning | MOB | Choctaw, Clarke, Washington | 53 min |
| Apr 4, 8:21 PM CDT | Tornado Warning | MOB | Clarke, Monroe, Washington | 39 min |
| Apr 4, 8:30 PM CDT | Severe Thunderstorm Warning | MOB | Baldwin, Butler, Clarke, Conecuh, Escambia, Mobile and 3 more | 60 min |
| Apr 4, 9:41 PM CDT | Severe Thunderstorm Warning | MOB | Butler, Conecuh, Covington, Crenshaw, Escambia | 64 min |
| Apr 4, 9:44 PM CDT | Severe Thunderstorm Warning | MOB | Baldwin, Covington, Escambia | 61 min |
| Apr 4, 10:46 PM CDT | Severe Thunderstorm Warning | MOB | Covington | 44 min |
| Apr 4, 11:36 PM CDT | Special Marine Warning | MOB | 84 min | |
| Apr 5, 5:09 AM CDT | Fire Weather Watch | MOB | Butler, Conecuh, Covington, Crenshaw, Escambia, Monroe and 1 more | 25 hr |
| Apr 4, 11:01 PM CDT | Tornado Warning | MOB | Okaloosa | 14 min |
| Apr 4, 11:30 PM CDT | Severe Thunderstorm Warning | MOB | Okaloosa | 15 min |
Nearby
Special Marine Warnings in Alabama, 2011Every special marine warning in 2011
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text.