here are the changes from the years 1899-1930,1958,1992
Posted by Fred on 1/16/2011, 12:40 pm
Changes to Continental U.S. Hurricanes - 1899 to 1930, 1958, 1992
(Revised in December 2010 for reanalysis of 1926 to 1930 seasons.)
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#/Date         Original           HURDAT              Category/State        
              HURDAT             Reanalysis          Changes          
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2-8/1/1899     (TS)               AFL2                Upgrade by two categories
3-8/18/1899    NC3                NC3                 No change
8-10/31/1899   NC3,SC3            NC2,SC2             Downgrade by one category

1-9/9/1900     CTX4               CTX4                No change
3-7/11/1901    NC1                NC1                 No change          
4-8/14/1901    LA2,MS2            LA1,MS1,AL1         Downgrade by one category, add in Alabama
3-9/11/1903    CFL2,AFL1          CFL1,AFL1           Downgrade by one category in SE Florida
4-9/16/1903    NJ1,NY1            NJ1,DE1             No change in category, add in Delaware,
    ''                                                  remove New York
2-9/14/1904    SC1                SC1                 No change
3-10/17/1904   (TS)               CFL1                Upgrade by one category
2-6/17/1906    CFL1               BFL1,CFL1           No change in catgegory, add in SE Florida
5-9/17/1906    SC3,NC3            SC1,NC1             Downgrade by two categories
6-9/27/1906    MS3,AL3            MS2,AL2,AFL2,LA1    Downgrade by one category, add in NW Florida
   ''                                               and Louisiana
8-10/18/1906   CFL2               BFL3,CFL3           Upgrade by one category, add in SW Florida
3-7/31/1908    NC1                NC1                 No change
2-6/29/1909    (TS)               ATX2                Upgrade by two categories
4-7/21/1909    CTX3               CTX3                No change
6-8/27/1909#   ATX2               ATX1                Downgrade by one category
8-9/21/1909    LA4                LA3,MS2             Downgrade by one category, add in Mississippi
10-10/11/1909  CFL3               BFL3,CFL3           No change in category, add in SW Florida

3-9/14/1910    ATX2               ATX2                No change
5-10/17/1910   BFL3               BFL2                Downgrade by one category
2-8/11/1911    AFL1,AL1           AFL1,AL1            No change
3-8/28/1911    GA2,SC2            SC2,GA1             No change in South Carolina, downgrade by
   ''                                                   one category in GA
4-9/14/1912    AL1                AL1,AFL1            No change, add in NW Florida
6-10/16/1912   ATX1               ATX2                Upgrade by one category
1-6/28/1913    ATX1               ATX1                No change
4-9/3/1913     NC1                NC1                 No change
5-10/8/1913    (TS)               SC1                 Upgrade by one category
1-8/1/1915     (TS)               DFL1                Upgrade by one category
2-8/17/1915    CTX4               CTX4,BTX1,LA1       No change in max, add C Texas and Louisiana
4-9/4/1915     AFL1               AFL1                No change
6-9/29/1915    LA4                LA3,MS2             Downgrade one category, add Mississippi
2-7/5/1916     MS3,AL3            MS3,AL2,AFL2        No change in max, add NW Florida, reduce Alabama
3-7/21/1916    MA1                (TS)                Downgrade to tropical storm
4-7/14/1916    SC1                SC2                 Upgrade one category
6-8/18/1916    ATX3               ATX4                Upgrade one category
14-10/18/1916  AL2,AFL2           AFL2,AL2            No change
15-11/15/1916  BFL1               (ET)                Downgrade to an extratropical storm  
4-9/29/1917    AFL3               AFL3,LA2,AL1        No change in max, add Louisiana and Alabama
1-8/6/1918     LA3                LA3,CTX1            No change in max, add N Texas
3-8/24/1918    (TS)               NC1                 Upgrade one category
2-9/10/1919    BFL4,ATX4          BFL4,CFL2,ATX3,BTX3 No change in max in SW Florida, downgrade one cat
    ''                                                  in S Texas, add in SE Florida and C Texas

2-9/22/1920    LA2                LA2                 No change
3-9/23/1920    NC1                (TS)                Downgrade to tropical storm
1-6/22/1921    BTX2           BTX1,CTX1  Downgrade 1 category, add N Texas
6-10/25/1921   BFL3,DFL2          BFL3,AFL2,DFL1      No change in max, reduce NE Florida, add in NW Florida
6-10/16/1923   LA1                LA1,MS1             No change in max, add SE Florida
3-8/26/1924    (TS)               NC1,MA1             Upgrade 1 category
5-9/15/1924    AFL1               AFL1                No changes
10-10/21/1924  BFL1               BFL1,CFL1           No change in max, add SE Florida
4-12/1/1925    BFL1               BFL1                No changes
1-7/28/1926    DFL2               DFL2,CFL1           No change in max, add SE Florida
3-8/25/1926    LA3                LA3                 No changes
7-9/18/1926    CFL4,BFL3,AFL3,AL3 CFL4,BFL3,AFL3,AL3, No change in max, add Mississippi
    ''                           MS1  
10-10/21/1926  (TS)               BFL1,CFL1           Upgrade 1 category
1-8/8/1928     CFL2               CFL2                No changes
4-9/17/1928    CFL4,DFL2,GA1,SC1  CFL4,BFL3,AFL1,     No change to max, add SW and SW Florida,
    ''                           DFL1,GA1,SC1           reduce NE Florida
1-6/28/1929    BTX1               BTX1                No changes
2-9/28/1929    CFL3,AFL2          BFL3,CFL3,AFL1      No change to max, add SW Florida, reduce NW Florida

8-9/28/1958    (TS)               NC3                 Upgrade three categories

2-8/24/1992    CFL4,BFL3,LA3      CFL5,BFL4,LA3       Upgrade one category for SE and SW Florida,
   ''                                                   no change in Louisiana


Notes:

Overall for maximum U.S. impact:  1 hurricane upgraded 3 categories, 2 hurricanes upgraded
2 categories, 11 hurricanes upgraded 1 category, 35 hurricanes no change in category,
12 hurricanes downgraded 1 category, 1 hurricane downgraded 2 categories.

Saffir-Simpson:  The estimated Saffir-Simpson Hurricane Scale at landfall
based upon maximum 1 min surface winds.  "(TS)" indicates the cyclone was considered
to be of tropical storm impact.

States Affected:  The impact of the hurricane upon individual U.S. states
by Saffir-Simpson Scale (again through the estimate of the maximum sustained
surface winds at each state).  (ATX-South Texas, BTX-Central Texas, CTX-North
Texas, LA-Louisiana, MS-Mississippi, AL-Alabama, AFL-Northwest Florida,
BFL-Southwest Florida, CFL-Southeast Florida, DFL-Northeast Florida,
GA-Georgia, SC-South Carolina, NC-North Carolina, VA-Virginia, MD-Maryland,
DE-Delware, NJ-New Jersey, NY-New York, PA-Pennsylvania, CT-Connecticut,
RI-Rhode Island, MA-Massachusetts, NH-New Hampshire, ME-Maine.  In Texas,
south is roughly from the Mexico border to Corpus Christi; central is from
north of Corpus Christi to Matagorda Bay and north is from Matagorda Bay to
the Louisiana border.  In Florida, the north-south dividing line is from Cape
Canaveral [28.45N] to Tarpon Springs [28.17N].  The dividing line between
west-east Florida goes from 82.69W at the north Florida border with Georgia,
to Lake Okechobee and due south along longitude 80.85W.)


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Sorry Jim..reanalysis has been completed for the years of 1926 to 1930 - Fred, 1/16/2011, 12:33 pm
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