Point Forecast Matrices
Issued by NWS Key West, FL

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400
FOUS52 KKEY 290801
PFMKEY

Point Forecast Matrices
National Weather Service Key West FL
400 AM EDT Tue Sep 29 2026

FLZ078-292000-
Key West-Monroe FL
24.55N  81.75W Elev. 3 ft
400 AM EDT Tue Sep 29 2026

Date             Tue 09/29/26            Wed 09/30/26            Thu 10/01/26
EDT 3hrly     05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20
UTC 3hrly     09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00

Max/Min                      88          77          88          78          89
Temp          80 80 83 84 84 81 81 80 79 79 84 86 86 82 81 80 79 80 86 87 87 82
Dewpt         74 74 75 75 75 74 75 75 75 75 75 76 75 75 76 76 76 76 77 77 77 77
RH            82 82 77 74 74 79 82 85 88 88 74 72 70 79 85 88 91 88 75 72 72 85
Wind dir       S  E SE  E  E SE SE SE SE  E  E  E  E  E  E  E  E  E  E SE  E  E
Wind spd       6  6  8 10 10  9  9 11 10 10 13 14 13 16 16 16 17 16 16 16 14 13
Clouds        B1 B1 B1 B1 B2 B2 B1 B1 B1 B1 B1 B2 B1 B2 B1 B2 B2 B2 B2 B1 B1 B1
PoP 12hr                     70          70          80          70          80
QPF 12hr                   0.33        0.21        0.26        0.36        0.42
Rain shwrs     C  L  L  L  L  L  L  L  L  D  D  D  D  L  L  L  L  D  D  D  D  L
Tstms          C  C  C  C  C  C  C  C  C  L  L  L  L  C  C  C  C  L  L  L  L  C
Heat index    85 85 90 92 92 86 87 85       92 96 95 89 87 86    86 97 99 99 90
Max heat         85    92    95    87    85    96    96    87    86    99   100
Coast Flood    Y  Y  Y  Y


Date          Fri 10/02/26  Sat 10/03/26  Sun 10/04/26  Mon 10/05/26
EDT 6hrly     02 08 14 20   02 08 14 20   02 08 14 20   02 08 14 20
UTC 6hrly     06 12 18 00   06 12 18 00   06 12 18 00   06 12 18 00

Min/Max          79    90      80    89      80    89      79    88
Temp          81 81 88 85   82 82 88 85   82 82 88 84   82 81 87 84
Dewpt         78 78 79 78   78 78 78 77   78 77 77 77   77 77 77 76
PWind dir         E    SE       E     E       E     E       E     E
Wind char        BZ    BZ      BZ    BZ      GN    GN      GN    GN
Avg clouds    B1 B2 B2 B1   B1 B2 B1 SC   SC SC SC SC   SC SC SC SC
PoP 12hr         60    50      40    30      20    20      20    20
Rain shwrs     L  L  C  C    C  C  C  C    S  S  S  S    S  S  S  S
Tstms          C  C  C  C    C  C  C  C    S  S  S  S    S  S  S  S

$$
FLZ077-292000-
Marathon-Monroe FL
24.72N  81.04W Elev. 5 ft
400 AM EDT Tue Sep 29 2026

Date             Tue 09/29/26            Wed 09/30/26            Thu 10/01/26
EDT 3hrly     05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20
UTC 3hrly     09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00

Max/Min                      86          78          87          79          88
Temp          81 79 82 83 83 81 82 82 80 80 83 85 85 82 82 81 80 81 84 86 86 83
Dewpt         73 74 74 74 74 74 74 75 74 75 75 75 75 75 75 76 75 76 77 77 77 77
RH            77 85 77 74 74 79 77 79 82 85 77 72 72 79 79 85 85 85 80 75 75 82
Wind dir      SW  E SE  E  E  E SE  E  E  E  E  E  E  E  E  E  E  E  E  E  E  E
Wind spd      10  6  6  8  8  8  8 10 10 10 11 12 13 14 16 16 16 16 16 16 13 13
Clouds        B1 B1 B1 B1 B2 B2 B2 B1 B1 B2 B2 B1 B1 B1 B1 B2 B2 B2 B2 B2 B1 B1
PoP 12hr                     70          60          70          70          70
QPF 12hr                   0.26        0.17        0.15        0.32        0.47
Rain shwrs     C  L  L  L  L  L  L  L  L  L  L  L  L  L  L  L  L  L  L  L  L  L
Tstms          C  C  C  C  C  C  C  C  C  C  C  C  C  C  C  C  C  C  C  C  C  C
Heat index    86    88 90 90 86 88 89 85 85 90 94 94 89 89 87 85 87 94 97 97 92
Max heat         86    90    93    89    87    94    95    89    87    97    97
Coast Flood    Y  Y  Y  Y


Date          Fri 10/02/26  Sat 10/03/26  Sun 10/04/26  Mon 10/05/26
EDT 6hrly     02 08 14 20   02 08 14 20   02 08 14 20   02 08 14 20
UTC 6hrly     06 12 18 00   06 12 18 00   06 12 18 00   06 12 18 00

Min/Max          80    88      81    88      80    88      80    87
Temp          82 82 86 85   83 82 86 85   83 82 86 85   83 82 86 85
Dewpt         78 78 78 78   78 78 78 77   77 77 77 77   77 77 76 76
PWind dir         E     E       E     E       E     E       E     E
Wind char        GN    GN      GN    GN      GN    GN      GN    GN
Avg clouds    B1 B2 B2 B1   B1 B2 B1 B1   SC SC SC SC   SC SC SC SC
PoP 12hr         60    50      40    30      30    20      30    20
Rain shwrs     L  L  C  C    C  C  C  C    C  C  S  S    C  C  S  S
Tstms          C  C  C  C    C  C  C  C    C  C  S  S    C  C  S  S

$$