A thunderstorm with high winds caused minor damage in southwest Alabama.
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Deaths and injuries are direct and indirect together, as the offices filed them. Damage is property and crops in the dollars of the year, not adjusted for inflation, and only where an office estimated it.
The episode as NWS MOB wrote it up.
A thunderstorm with high winds caused minor damage in southwest Alabama.
The local office's own words before the first event, 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 the first event at Jul 31, 2:51 PM CST, 1 hour 4 minutes earlier.
AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE MOBILE AL 351 PM CDT SUN JUL 31 2011 .SHORT TERM [TONIGHT THROUGH TUESDAY NIGHT]...UPPER HIGH PRESSURE SITUATED OVER THE SOUTHERN PLAINS...WITH A WEAK UPPER RIDGE EXTENDING EASTWARD ACROSS THE SE CONUS...WILL MOVE SLIGHTLY CLOSER TOWARD THE REGION AS A NE CONUS UPPER TROUGH MOVES OFF THE EAST COAST. SEVERAL UPPER SHORTWAVES AND DISTURBANCES ROTATING AROUND THE UPPER HIGH WILL PROGRESSIVELY MOVE FROM NORTH TO SOUTH OVER THE FORECAST AREA THROUGH THE PERIOD. MEANWHILE...A WEAK SURFACE LOW OVER SE GEORGIA WILL MOVE SLOWLY WESTWARD ACROSS THE SE CONUS THROUGH TUESDAY...AND THEN DISSIPATE OVER WESTERN ALABAMA. PRECIPITABLE WATERS VALUES BETWEEN 2.2-2.4 INCHES WILL LOWER TO BETWEEN 1.8 AND 2.1 MONDAY AND TUESDAY...BUT STILL BE SUFFICIENT TO PRODUCE THUNDERSTORMS WITH LOCALLY HEAVY DOWNPOURS AS STORMS ARE EXPECTED TO MOVE SLOWLY TOWARD THE SOUTH TO SOUTHWEST. HOT AND MUGGY CONDITIONS WILL PERSIST AS HIGHS CONTINUE TO PUSH ABOUT FIVE DEGREES ABOVE NORMAL...REACHING 95 TO 99 DEGREES INLAND AREAS WITH COASTAL SECTIONS REACHING 89 TO 94 DEGREES. THE COMBINATION OF ABOVE NORMAL TEMPERATURES AND SURFACE DEWPOINTS IN THE MID 70S WILL RESULT IN HEAT INDICES CLIMBING ABOVE THE CENTURY MARK....BUT WIDESPREAD VALUES SHOULD STAY BELOW OUR HEAT ADVISORY CRITERIA OF 108 DEGREES. LOW TEMPERATURES EACH NIGHT WILL MAINLY FALL INTO THE MID TO UPPER 70S INLAND AREAS...AND AROUND 80 DEGREES ALONG THE IMMEDIATE COASTAL SECTIONS. /22 && .LONG TERM [WEDNESDAY THROUGH SUNDAY]...HOT TEMPERATURES HERE TO STAY FOR A WHILE AS MID TO UPPER 90S EXPECTED THROUGH SUNDAY... POSSIBLY A FEW 100 DEGREE READINGS INLAND. THE UPPER HIGH EXPANDS EAST A BIT AND PUTS THE FORECAST AREA CLOSER TO THE HIGH CENTER AND THE HOTTER TEMPERATURES. HUMIDITY WILL REMAIN RATHER STEAMY AND EXPECT THE HEAT INDICES TO REMAIN AROUND OR ABOVE THE ADVISORY THRESHOLD THROUGH THE WEEK. SCATTERED MAINLY AFTERNOON SHOWERS AND THUNDERSTORMS WILL CONTINUE. LOW TEMPERATURES 75 TO 80 DEGREES WILL MAKE FOR SOME WARM AND STICKY NIGHTS THROUGH THIS PERIOD. /11 && .MARINE...A WEAK SURFACE LOW WILL FORM OVER THE SOUTHEASTERN STATES. THIS WILL BRING A WEST TO NORTHWEST FLOW OVER THE REGION THROUGH TONIGHT. THE LOW WILL WEAKEN AND REMAIN STATIONARY...ALLOWING THE SEABREEZE CYCLE TO SET IN. WINDS WILL VEER FROM THE SOUTHEAST IN THE MORNINGS TO SOUTHWEST THEN WEST DURING THE AFTERNOONS AND EVENINGS FOR THE NEXT FEW DAYS. MODEL OUTPUT SEAS 2 FEET OR LESS...REVIEW OF THE BRETSCHNEIDER INDICATES 3 FEET IS MORE LIKELY MONDAY AND MONDAY NIGHT. IT WOULD BE REPRESENTATIVE OF DEEP WATER DYNAMICS FOR SEAS THIS SMALL IN 100 FEET OF WATER. BUOYS REPORT UP TO 3 FEET OFFSHORE EARLIER THIS MORNING. /77 && .AVIATION [31/18Z TAF ISSUANCE]...WIND LIGHT AND GENERALLY FROM THE WEST. VFR CONDITIONS BECOMING MVFR OR IFR THROUGH EARLY THIS EVENING IN TSRA AND SHRA. NOT CONFIDENT ENOUGH IN FOG FORMATION TO PUT FG OR BR IN TAFS. RAINFALL DISTRIBUTION AND CLEARING SKY WILL DICTATE TENDENCY TO FORM FOG. /77 && .FIRE...SHOWERS AND THUNDERSTORMS WILL DEVELOP EACH AFTERNOON SOME LOCALIZED HEAVY RAIN POSSIBLE DUE TO EXPECTED SLOW MOVEMENT OF THE STORMS. LOWEST AFTERNOON HUMIDITY AROUND 50 PERCENT. WINDS GENERALLY LIGHT AND VARIABLE...BECOMING LIGHT SOUTHERLY OVER THE COASTAL AREAS...STRONGER AND GUSTY NEAR THUNDERSTORMS. /22 && .PRELIMINARY POINT TEMPS/POPS... MOBILE 75 95 76 96 / 30 60 20 30 PENSACOLA 79 94 79 95 / 30 50 20 30 DESTIN 80 92 80 92 / 30 40 20 30 EVERGREEN 74 97 75 98 / 30 50 20 30 WAYNESBORO 74 97 75 97 / 30 40 20 30 CAMDEN 74 98 75 98 / 30 40 20 30 CRESTVIEW 74 96 75 97 / 30 70 20 30 && .MOB WATCHES/WARNINGS/ADVISORIES... AL...NONE. FL...NONE. MS...NONE. GM...NONE. &&
HAZARDOUS WEATHER OUTLOOK...UPDATED NATIONAL WEATHER SERVICE MOBILE AL 915 AM CDT SUN JUL 31 2011 ALZ051>064-FLZ001>006-GMZ630-650-655-670-675-MSZ067-075-076-078- 079-011200- 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- 915 AM CDT SUN JUL 31 2011 THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF INTERIOR SOUTHEAST MISSISSIPPI...SOUTHWEST AND SOUTH CENTRAL ALABAMA...THE WESTERN FLORIDA PANHANDLE AND THE ADJACENT GULF COASTAL WATERS OF ALABAMA AND NORTHWEST FLORIDA. .DAY ONE...TODAY THROUGH TONIGHT HIGH TEMPERATURES IN THE MID TO UPPER 90S COMBINED WITH HIGH HUMIDITY WILL LEAD TO HEAT INDICES BETWEEN 102 AND 107 DEGREES THIS AFTERNOON. .DAYS TWO THROUGH SEVEN...MONDAY THROUGH SATURDAY HIGH TEMPERATURES IN THE MID TO UPPER 90S COMBINED WITH HIGH HUMIDITY WILL LEAD TO HEAT INDICES BETWEEN 105 AND 110 DEGREES EACH AFTERNOON THIS WEEK. .SPOTTER INFORMATION STATEMENT... ACTIVATION OF SKYWARN SEVERE STORM SPOTTER NETWORKS IS NOT EXPECTED THROUGH SATURDAY.
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE MOBILE AL 231 PM CDT SUN JUL 31 2011 ALZ052-312015- WASHINGTON AL- 231 PM CDT SUN JUL 31 2011 ...A THUNDERSTORM WITH STRONG GUSTY WINDS WILL AFFECT CENTRAL WASHINGTON COUNTY IN SOUTHWEST ALABAMA...THROUGH 315 PM CDT... AT 224 PM CDT...NATIONAL WEATHER SERVICE RADAR INDICATED A THUNDERSTORM WITH STRONG GUSTY WINDS NEAR CHATOM...OR NEAR MILLRY...AND MOVING SOUTH AT 5 MPH. THE THUNDERSTORM WILL BE NEAR... CHATOM AROUND 305 PM CDT... HOBSON AROUND 315 PM CDT... THE PRIMARY EFFECTS FROM THIS STORM ARE WIND GUSTS OF 35 TO 45 MPH. WINDS THIS STRONG COULD BLOW OFF TREE LIMBS AND ALSO BLOW AROUND SMALL UNSECURED OBJECTS. SEEK SHELTER UNTIL THIS STORM HAS PASSED. &&
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE MOBILE AL 258 PM CDT SUN JUL 31 2011 ALZ054-312030- WILCOX AL- 258 PM CDT SUN JUL 31 2011 ...A THUNDERSTORM WITH STRONG GUSTY WINDS WILL AFFECT CENTRAL WILCOX COUNTY IN SOUTHWEST ALABAMA...THROUGH 330 PM CDT... AT 248 PM CDT...NATIONAL WEATHER SERVICE RADAR INDICATED A THUNDERSTORM WITH STRONG GUSTY WINDS 6 MILES WEST OF CAMDEN...OR 6 MILES EAST OF YELLOW BLUFF...AND MOVING SOUTH AT 5 MPH. THE THUNDERSTORM WILL BE NEAR... YELLOW BLUFF AROUND 320 PM CDT... COY AROUND 330 PM CDT... SEEK SHELTER UNTIL THIS STORM HAS PASSED. THE PRIMARY EFFECTS OF THIS STORM ARE WIND GUSTS OF 35 TO 45 MPH. WINDS THIS STRONG COULD BLOW OFF TREE LIMBS AND ALSO BLOW AROUND SMALL UNSECURED OBJECTS. 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 AND AVOID USING TELEPHONES UNLESS IT IS AN EMERGENCY. UNPLUG UNNECESSARY ELECTRICAL APPLIANCES BEFORE THIS STORM APPROACHES. &&
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE MOBILE AL 408 PM CDT SUN JUL 31 2011 ALZ063-312145- LOWER MOBILE AL- 408 PM CDT SUN JUL 31 2011 ...A STRONG THUNDERSTORM WILL AFFECT WESTERN MOBILE COUNTY IN SOUTHWEST ALABAMA...THROUGH 445 PM CDT... AT 404 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A STRONG THUNDERSTORM 9 MILES WEST OF TILLMANS CORNER...OR 6 MILES SOUTH OF TANNER WILLIAMS...AND MOVING SOUTH AT 5 MPH. OTHER LOCATIONS AFFECTED INCLUDE BUT ARE NOT LIMITED TO DAWES...UNION CHURCH...AND DEES. THE PRIMARY THREATS FROM THIS STORM ARE WIND GUSTS OF 35 TO 45 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 AND AVOID USING TELEPHONES UNLESS IT IS AN EMERGENCY. UNPLUG UNNECESSARY ELECTRICAL APPLIANCES BEFORE THIS STORM APPROACHES. &&
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE MOBILE AL 433 PM CDT SUN JUL 31 2011 ALZ061-063-312200- UPPER MOBILE AL-LOWER MOBILE AL- 433 PM CDT SUN JUL 31 2011 ...A STRONG THUNDERSTORM WILL AFFECT CENTRAL MOBILE COUNTY IN SOUTHWEST ALABAMA...THROUGH 500 PM CDT... AT 427 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A STRONG THUNDERSTORM NEAR MOBILE...OR NEAR FOREST HILL...AND MOVING SOUTHWEST AT 5 MPH. OTHER LOCATIONS AFFECTED INCLUDE BUT ARE NOT LIMITED TO UNIVERSITY OF SOUTH ALABAMA...I65 AND AIRPORT BLVD...AND I10 AT I65. THE PRIMARY THREATS FROM THIS STORM ARE WIND GUSTS OF 35 TO 45 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 AND AVOID USING TELEPHONES UNLESS IT IS AN EMERGENCY. UNPLUG UNNECESSARY ELECTRICAL APPLIANCES BEFORE THIS STORM APPROACHES. &&
The Mobile radar (KMOB), 4 km away, was scanning. The volume nearest the first event began at 21:55 UTC.
1 thunderstorm wind. Local standard time, as filed.
Winds estimated at 60 mph downed a few trees down along Jeff Hamilton Road in West Mobile.
After NWS Directive 10-1605, the rules offices file Storm Data by.
Every storm in Alabama in 2011Every state in 2011This day in weather historyWarnings in Alabama, July 2011
NOAA National Centers for Environmental Information, Storm Events Database, compiled from the National Weather Service’s monthly Storm Data. Complete through 2026-06; NCEI adds each month about 75 days after it ends and revises past years a few times a year. Rebuilt 2026-09-24. Each event’s entry at NCEI: 337982.