Point Forecast Matrices
Issued by NWS Key West, FL

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FOUS52 KKEY 282026
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Point Forecast Matrices
National Weather Service Key West FL
426 PM EDT Thu Aug 28 2025

FLZ078-290800-
Key West-Monroe FL
24.55N  81.75W Elev. 3 ft
426 PM EDT Thu Aug 28 2025

Date           08/28/25      Fri 08/29/25            Sat 08/30/25            Sun
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          90          81          90          81
Temp          90 87 85 84 84 84 89 90 90 86 84 83 82 84 88 90 90 86 84 83 83 85
Dewpt         77 77 77 76 77 78 78 77 77 77 77 77 76 77 77 77 77 76 76 77 76 77
RH            66 72 77 77 80 82 70 66 66 75 80 82 82 80 70 66 66 72 77 82 80 77
Wind dir       E  E  E SE  E  E  E  E  E NE  E  E  S SW SW SW  W NW  W  S SW SW
Wind spd       6  8  9  9  6  5  4  4  4  4  5  6  5  3  4  4  4  4  3  2  3  4
Clouds        SC SC FW SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC FW
PoP 12hr                     50          40          40          40          40
QPF 12hr                   0.15        0.33        0.09        0.10        0.07
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   103 99 96 93 94 95103103103 97 94 92 89 94100103103 96 93 92 91 96
Max heat        105    96    95   103   103    96    94   103   103    94    96


Date           08/31  Mon 09/01/25  Tue 09/02/25  Wed 09/03/25  Thu 09/04/25
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          89      80    89      80    89      80    89      80    89
Temp          89 85   83 84 89 85   83 83 89 86   82 83 89 86   83 83 89 86
Dewpt         77 76   76 77 77 76   77 77 78 77   77 78 78 77   77 77 77 77
PWind dir         W      NW     W       W     W       W     W       W     W
Wind char        LT      LT    GN      GN    GN      GN    GN      GN    LT
Avg clouds    FW SC   SC SC SC B1   B1 B1 B1 B1   B1 B1 B1 B1   B1 SC SC B1
PoP 12hr         40      40    50      40    50      50    50      40    40
Rain shwrs     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

$$
FLZ077-290800-
Marathon-Monroe FL
24.72N  81.04W Elev. 5 ft
426 PM EDT Thu Aug 28 2025

Date           08/28/25      Fri 08/29/25            Sat 08/30/25            Sun
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          91          81          91          81
Temp          89 86 85 84 84 84 87 89 89 86 84 82 83 84 88 89 88 86 85 83 83 85
Dewpt         76 76 76 76 76 76 76 76 76 76 76 76 76 76 76 77 76 76 75 76 75 76
RH            66 72 75 77 77 77 70 66 66 72 77 82 80 77 68 68 68 72 72 80 77 75
Wind dir       E  E  E  E  E  E  E SE  E NE  E SE  S SW SW SW  W NW  W SW SW SW
Wind spd       8  9  8  8  6  5  4  4  3  3  5  8  6  4  4  4  4  4  3  2  4  5
Clouds        SC SC SC SC SC SC SC SC SC B1 B1 B1 SC SC SC SC SC SC SC SC SC FW
PoP 12hr                     50          40          40          50          40
QPF 12hr                   0.30        0.08        0.11        0.09        0.08
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 96 94 93 93 93 98100100 96 93 89 91 93 99102 99 96 94 91 90 94
Max heat        105    96    93   100   100    94    93   102   102    96    94


Date           08/31  Mon 09/01/25  Tue 09/02/25  Wed 09/03/25  Thu 09/04/25
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          91      80    90      79    90      79    90      80    90
Temp          88 85   83 83 88 85   83 83 88 86   83 83 88 86   83 83 88 86
Dewpt         76 76   76 75 76 75   76 76 76 76   76 76 76 76   76 76 76 75
PWind dir         W      NW     W       W     W       W     W       W     W
Wind char        LT      LT    GN      GN    GN      GN    GN      GN    LT
Avg clouds    FW SC   B1 SC SC SC   B1 B1 B1 B1   B1 B1 B1 B1   B1 SC SC B1
PoP 12hr         50      40    50      50    50      50    50      40    40
Rain shwrs     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

$$