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Post-Tropical Cyclone Report for Hurricane Dennis
ACUS74 KMOB 141920
PSHMOB

POST-TROPICAL CYCLONE REPORT...HURRICANE DENNIS
NATIONAL WEATHER SERVICE MOBILE AL
220 PM CDT THU JUL 14 2005

A. HIGHEST WINDS...

ALL WIND DATA OCCURRED ON JULY 10 2005...
ASOS STATIONS ONLY ENTERED IF WIND GUST 33 KNOTS OR HIGHER...
PENSACOLA AIRPORT (PNS)...
SUSTAINED WINDS 66 KNOTS FROM 270 DEGREES AT 2002 UTC
PEAK GUST 81 KNOTS FROM 260 DEGREES AT 2001 UTC
DESTIN (DTS)...
SUSTAINED WINDS 49 KNOTS FROM 130 DEGREES AT 1929 UTC
PEAK GUST 64 KNOTS FROM 120 DEGREES AT 1853 UTC
MOBILE AIRPORT (MOB)...
SUSTAINED WINDS 32 KNOTS FROM 010 DEGREES AT 1837 UTC
PEAK GUST 42 KNOTS FROM 020 DEGREES AT 1800 UTC
CRESTVIEW (CEW)...
SUSTAINED WINDS 37 KNOTS FROM 120 DEGREES AT 2024 UTC
PEAK GUST 50 KNOTS FROM 130 DEGREES AT 2020 UTC
FLORIDA COASTAL MONITORING PORTABLE MET TOWERS...
NAVARRE (JUST RIGHT OF NAVARRE BRIDGE NEAR HIGHWAY 98)...
PEAK GUST 105 KNOTS FROM 100 DEGREES AT 1919 UTC
PENSACOLA (NEAR ASOS AT PNS)...
PEAK GUST 83 KNOTS FROM 340 DEGREES AT 1947 UTC
DESTIN (NEAR ASOS AT DTS)...
PEAK GUST 70 KNOTS FROM 300 DEGREES AT 1915 UTC
MILITARY SITES...
EGLIN AIR FORCE BASE (VPS)...
SUSTAINED WINDS 48 KNOTS FROM 140 DEGREES AT 1923 UTC
PEAK GUST 72 KNOTS FROM 140 DEGREES AT 1940 UTC
PENSACOLA NAVAL AIR STATION (NPA)...
SUSTAINED WINDS 39 KNOTS FROM 020 DEGREES AT 1750 UTC
PEAK GUST 50 KNOTS FROM 010 DEGREES AT 1954 UTC
BUOY DATA...
DAUPHIN ISLAND (DPIA1)...
SUSTAINED WINDS 42 KNOTS FROM 340 DEGREES AT 1850 UTC
PEAK GUST 57 KNOTS FROM 340 DEGREES AT 1900 UTC
AWS STATIONS ONLY ENTERED IF GUST 33 KNOTS OR HIGHER...
NICEVILLE...
PEAK GUST 61 KNOTS
PENSACOLA (WEAR TV)...
PEAK GUST 46 KNOTS FROM 270 DEGREES
MOBILE BAY (USS ALABAMA)...
PEAK GUST 67 KNOTS FROM 340 DEGREES AT 1948 UTC
LOXLEY ALABAMA...
PEAK GUST 43 KNOTS FROM 360 DEGREES AT 1945 UTC
LILLIAN ALABAMA...
PEAK GUST 38 KNOTS AT 1829 UTC
OTHER STATIONS...
PACE FLORIDA (AIR PRODUCTS) (160 FEET)...
PEAK GUST 92 KNOTS AT 1956 UTC (CENTER PASSED NEAR HERE)
EGLIN AIR FORCE BASE SENSORS IN FLORIDA...
2 MILES EAST OF NAVARRE BEACH (200 FEET)...
PEAK GUST 78 KNOTS FROM 110 DEGREES AT 1900 UTC
6 MILES NORTHWEST OF VALPARAISO...
PEAK GUST 71 KNOTS FROM 100 DEGREES AT 1906 UTC
12 MILES SOUTHEAST OF HOLT...
PEAK GUST 67 KNOTS FROM 120 DEGREES AT 1932 UTC
6 MILES NORTH OF NICEVILLE...
PEAK GUST 72 KNOTS FROM 110 DEGREES AT 1900 UTC
12 MILES SOUTHEAST OF CRESTVIEW...
PEAK GUST 56 KNOTS FROM 130 DEGREES AT 2006 UTC
16 MILES WEST OF DE FUNIAK SPRINGS...
PEAK GUST 49 KNOTS FROM 140 DEGREES AT 2018 UTC
4 MILES NORTH OF SEMINOLE...
PEAK GUST 50 KNOTS FROM 120 DEGREES AT 1952 UTC
8 MILES NORTHEAST OF VALPARAISO...
PEAK GUST 57 KNOTS FROM 130 DEGREES AT 1912 UTC

B. LOWEST PRESSURE...

ALL OCCURRED ON JULY 10 2005...
MOBILE REGIONAL AIRPORT (MOB) - 990.5 MB AT 2228 UTC
PENSACOLA REGIONAL AIRPORT (PNS) - 956.6 MB AT 1952 UTC
SEMMES ALABAMA - 991.2 MB AT 2130 UTC
CRESTVIEW (CEW) - 989.5 MB AT 2009 UTC
EGLIN AFB (VPS) - 986.1 MB AT 1923 UTC
PENSACOLA NAS (NPA) - 976.6 MB AT 1956 UTC
PENSACOLA (WEAR TV) - 968.5 MB
MOBILE BAY (USS ALABAMA) - 987.8 MB AT 2137 UTC
LILLIAN ALABAMA - 986.8 MB AT 2127 UTC
MOBILE BAY (MIDDLE BAY LIGHT) - 989.8 MB AT 2100 UTC
DAUPHIN ISLAND (DPIA1) - 991.2 MB AT 2105 UTC

C. RAINFALL...

RAINFALL TOTALS ARE 48 HOUR TOTALS ENDING AT 1159 PM JULY
10 2005...
ASOS SITES...
MOBILE REGIONAL AIRPORT (MOB) 3.71 INCHES (6 HOUR TOTAL
1.86 INCHES ENDING AT 2200 UTC JULY 10)
PENSACOLA (PNS) 4.11 INCHES (6 HOUR TOTAL 3.10 INCHES ENDING
AT 2059 UTC JULY 10)
CRESTVIEW (CEW) 3.22 INCHES
NWS COOP SITES...
BAY MINETTE 4.65 INCHES
BREWTON 3.50 INCHES
EVERGREEN 3.81 INCHES
JACKSON 4.24 INCHES
NICEVILLE 5.15 INCHES
OTHER SITES...
SEMMES 4.25 INCHES
PENSACOLA (WEAR TV) 7.67 INCHES
PACE (AIR PRODUCTS) 6.90 INCHES
BAKER 4.22 INCHES
MILLIGAN 4.26 INCHES
MILTON 7.01 INCHES
MOLINO 4.23 INCHES
MUNSON 6.93 INCHES
FORT WALTON BEACH 3.62 INCHES
6 MILES W OF MARY ESTHER 4.29 INCHES
6 MILES NW OF VALPARAISO 4.48 INCHES
12 MILES SE OF HOLT 3.23 INCHES
6 MILES N OF NICEVILLE 4.59 INCHES
4 MILES N OF SEMINOLE 4.29 INCHES
15 MILES SE OF CRESTVIEW 3.64 INCHES
BREWTON 3.04 INCHES
FOWL RIVER 3.65 INCHES
MILLERS FERRY 3.82 INCHES
MURDER CREEK 3.04 INCHES
ANDALUSIA 3.82 INCHES
BUTLER 4.36 INCHES


D. STORM TIDES...

HIGHEST TIDES OCCURRED ON JULY 10 2005...UNLESS OTHERWISE STATED
TIDES ARE GIVEN IN MSL...
PERDIDO PASS 4.10 AT 1933 UTC
PENSACOLA 5.50 AT 2000 UTC
MOBILE STATE DOCKS 4.00 AT 0618 UTC ON 7/11 (*)
SANTA ROSA SOUND 5.00 AT 2024 UTC
DESTIN 4.60 AT 1940 UTC
CEDAR POINT 3.50 AT 1746 UTC
BAYOU LA BATRE 3.64 AT 0320 UTC ON 7/11 (*)
DAUPHIN ISLAND 4.00 AT 1900 UTC
MOBILE (MIDDLE BAY) 3.64 AT 0441 UTC ON 7/11 (*)
FORT MORGAN 7.10 AT 1800 UTC
PACE (AIR PRODUCTS) 3.50
NAVARRE BEACH STORM SURVEY SURGE ESTIMATED AT 6 TO 6.5 FEET
(*) - TIDES WERE HIGHEST IN MOBILE BAY AS WINDS BECAME ONSHORE
AS DENNIS MOVED INLAND

E. BEACH EROSION...

MAJOR BEACH EROSION OCCURRED FROM PENSACOLA BEACH TO EAST OF
DESTIN. MINOR BEACH EROSION OCCURRED FROM DAUPHIN ISLAND TO
ORANGE BEACH.

F. FLOODING...

SOME STORM TIDE FLOODING OCCURRED ON DAUPHIN ISLAND AND THE
BEACHES OF BALDWIN COUNTY...AS WELL AS AROUND BAYOU LA BATRE
AND ALONG THE CAUSEWAY. MAJOR FLASH FLOODING OCCURRED IN
SOUTHWEST ALABAMA AND PARTS OF NORTHWEST FLORIDA.

G. TORNADOES...

SEVERAL WEAK TORNADOES MAY HAVE OCCURRED NEAR THE EYEWALL OF
DENNIS OVER SANTA ROSA AND ESCAMBIA COUNTIES OF FLORIDA...AND IN
ESCAMBIA...CLARKE AND MONROE COUNTIES OF ALABAMA.

H. STORM EFFECTS...

SIGNIFICANT TREE AND POWER LINE DAMAGE...AS WELL AS SOME
STRUCTURAL DAMAGE...OCCURRED ALONG THE PATH OF THE EYEWALL.
ALMOST EVERY STRUCTURE ON NAVARRE BEACH SUFFERED SOME KIND OF
DAMAGE...WITH STRUCTURES LOCATED ON THE BEACH DAMAGED THE
MOST SEVERELY. AN ESTIMATED 1.8 MILLION PEOPLE EVACUATED FOR
DENNIS. AN ESTIMATED 400 THOUSAND PEOPLE WERE WITHOUT POWER. NO
DIRECT DEATHS REPORTED FROM DENNIS...BUT THERE WERE THREE
INDIRECT DEATHS AS OF JULY 14 (2 FROM CARBON MONOXIDE POISONING
AND 1 FROM ELECTROCUTION). PRELIMINARY DAMAGE ESTIMATES FROM
DENNIS COULD APPROACH A BILLION DOLLARS.

BEELER/SHEPHERD


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Page last modified: June 27, 2007


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