Point Forecast Matrices
Issued by NWS Key West, FL

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FOUS52 KKEY 042006
PFMKEY

Point Forecast Matrices
National Weather Service Key West FL
405 PM EDT Fri Sep 4 2026

FLZ078-050800-
Key West-Monroe FL
24.55N  81.75W Elev. 3 ft
405 PM EDT Fri Sep 4 2026

Date           09/04/26      Sat 09/05/26            Sun 09/06/26            Mon
EDT 3hrly     17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08
UTC 3hrly     21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12

Min/Max                      82          92          81          92          81
Temp          91 87 85 84 84 84 88 90 90 86 85 84 83 84 88 90 90 86 84 83 83 83
Dewpt         77 77 77 77 77 77 77 77 77 77 77 77 76 77 76 77 76 76 76 76 76 76
RH            64 72 77 80 80 80 70 66 66 75 77 80 80 80 68 66 64 72 77 80 80 80
Wind dir       E  E  E SE SE SE SE  E  E  E SE SE SE SE  S  S SE SE SE  S  S  S
Wind spd       4  5  6  6  5  5  4  3  4  5  6  6  4  4  2  1  1  3  4  4  3  3
Clouds        SC SC SC SC SC SC SC SC B1 B1 SC SC SC SC SC SC SC SC SC SC SC SC
PoP 12hr                     40          40          40          40          40
QPF 12hr                   0.04        0.04        0.01        0.03        0.06
Rain shwrs     C  C  C  C  C  C  C  C  C  C  C  C  C  C  C  C  C  C  C  C  C  C
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   105 99 96 94 94 94100103103 97 96 94 91 94 99103102 96 93 91 91 91
Max heat        106    97    94   103   105    96    94   103   103    94    91


Date           09/07  Tue 09/08/26  Wed 09/09/26  Thu 09/10/26  Fri 09/11/26
EDT 6hrly     14 20   02 08 14 20   02 08 14 20   02 08 14 20   02 08 14 20
UTC 6hrly     18 00   06 12 18 00   06 12 18 00   06 12 18 00   06 12 18 00

Max/Min          92      83    93      83    93      83    92      82    92
Temp          90 87   83 85 90 87   84 85 90 87   84 85 90 87   84 84 90 87
Dewpt         77 76   76 77 77 76   77 77 78 77   78 78 77 77   77 77 77 76
PWind dir         S       S    SE       E     E       E     E       E     E
Wind char        LT      LT    LT      LT    GN      GN    LT      LT    LT
Avg clouds    SC SC   SC SC SC SC   SC SC SC SC   SC SC SC SC   SC SC SC SC
PoP 12hr         30      40    30      30    30      40    20      30    20
Rain shwrs     C  C    C  C  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    C  C  S  S    C  C  S  S

$$
FLZ077-050800-
Marathon-Monroe FL
24.72N  81.04W Elev. 5 ft
405 PM EDT Fri Sep 4 2026

Date           09/04/26      Sat 09/05/26            Sun 09/06/26            Mon
EDT 3hrly     17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08
UTC 3hrly     21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12

Min/Max                      83          90          83          90          82
Temp          88 86 86 86 85 85 87 88 88 86 86 86 85 85 86 88 88 86 86 85 84 84
Dewpt         77 77 77 77 77 77 77 77 76 76 77 77 77 76 77 77 76 76 76 76 76 76
RH            70 75 75 75 77 77 72 70 68 72 75 75 77 75 75 70 68 72 72 75 77 77
Wind dir       E  E  E SE SE SE SE SE  E  E SE SE SE SE  S  S  S SE SE  S  S  S
Wind spd       5  5  8  8  6  6  5  4  4  5  6  6  4  3  2  1  1  2  4  4  2  3
Clouds        SC SC SC SC SC SC SC SC B1 B1 B1 SC SC SC SC SC SC SC SC SC SC SC
PoP 12hr                     40          40          40          40          30
QPF 12hr                   0.03        0.07        0.02        0.04        0.04
Rain shwrs     C  C  C  C  C  C  C  C  C  C  C  C  C  C  C  C  C  C  C  C  C  C
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   100 97 97 97 96 96 99100 99 96 97 97 96 94 97100 99 96 96 94 93 93
Max heat        102    97    96   100   100    97    97   100   100    96    94


Date           09/07  Tue 09/08/26  Wed 09/09/26  Thu 09/10/26  Fri 09/11/26
EDT 6hrly     14 20   02 08 14 20   02 08 14 20   02 08 14 20   02 08 14 20
UTC 6hrly     18 00   06 12 18 00   06 12 18 00   06 12 18 00   06 12 18 00

Max/Min          90      83    91      83    91      83    91      83    90
Temp          88 87   85 85 89 87   86 85 89 88   86 85 88 87   85 85 88 87
Dewpt         77 76   76 76 77 76   77 77 78 77   78 77 78 77   77 77 77 76
PWind dir         S       S    SE       E     E       E     E       E    SE
Wind char        LT      LT    LT      LT    GN      GN    GN      LT    LT
Avg clouds    SC SC   SC SC SC SC   SC SC SC SC   SC SC SC SC   SC SC SC SC
PoP 12hr         30      40    30      40    40      40    20      30    20
Rain shwrs     C  C    C  C  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    C  C  S  S    C  C  S  S

$$