Point Forecast Matrices
Issued by NWS Key West, FL

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Point Forecast Matrices
National Weather Service Key West FL
355 AM EDT Fri Aug 14 2026

FLZ078-142000-
Key West-Monroe FL
24.55N  81.75W Elev. 3 ft
355 AM EDT Fri Aug 14 2026

Date             Fri 08/14/26            Sat 08/15/26            Sun 08/16/26
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                      91          81          91          82          91
Temp          84 84 87 90 90 85 83 82 81 84 87 90 90 86 83 83 82 84 87 90 90 86
Dewpt         77 76 76 76 77 77 77 78 77 77 77 77 77 77 77 77 76 76 76 75 76 75
RH            80 77 70 64 66 77 82 88 88 80 72 66 66 75 82 82 82 77 70 62 64 70
Wind dir       E  E  E  E  E  E  E  E SE SE  E  E  E  E  E  E  E  E  E  E  E  E
Wind spd       8  8  8  8 10 12 12 11 11 10  9  8 10 11 12 12 11 10  9  9 10  9
Clouds        SC FW FW FW FW SC SC SC SC SC SC SC FW FW FW FW FW FW FW FW CL FW
PoP 12hr                     20          50          40          10           5
QPF 12hr                      0        0.04        0.16           0           0
Rain shwrs     S  S  S  S  S  C  C  C  C  C  C  C  C  S  S  S  S
Tstms          S  S  S  S  S  C  C  C  C  C  C  C  C  S  S  S  S
Heat index    94 93 98102103 96 92 91 88 94 99103103 97 92 92 89 93 98101102 95
Max heat         94   102   105    94    94   103   105    96    93   101   103


Date          Mon 08/17/26  Tue 08/18/26  Wed 08/19/26  Thu 08/20/26
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          82    92      83    92      82    92      82    92
Temp          83 85 91 87   84 84 90 87   84 85 90 87   84 84 90 87
Dewpt         75 75 75 76   76 76 76 76   76 76 75 75   76 76 76 76
PWind dir         E     E      NE    NE       N    NE      NE     E
Wind char        GN    LT      LT    LT      LT    LT      LT    LT
Avg clouds    FW FW CL CL   FW FW FW FW   FW SC SC FW   SC SC FW SC
PoP 12hr          5     5       5     0       5     5      10     5

$$
FLZ077-142000-
Marathon-Monroe FL
24.72N  81.04W Elev. 5 ft
355 AM EDT Fri Aug 14 2026

Date             Fri 08/14/26            Sat 08/15/26            Sun 08/16/26
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                      89          82          89          83          89
Temp          85 88 89 89 89 88 88 87 87 88 89 89 89 88 88 88 88 88 89 89 89 88
Dewpt         77 76 76 76 77 77 78 78 78 77 77 77 76 77 76 77 77 76 75 75 75 74
RH            77 68 66 66 68 70 72 75 75 70 68 68 66 70 68 70 70 68 64 64 64 63
Wind dir       E  E  E  E  E  E  E SE SE SE  E  E  E  E  E  E  E  E  E  E  E  E
Wind spd       8  8  8  9 11 12 12 11 11 11  9  9 10 11 11 11 10  9  9  9 10 10
Clouds        SC FW FW FW SC FW FW SC SC SC SC FW FW FW FW FW FW FW FW FW FW FW
PoP 12hr                     30          50          40          10           5
QPF 12hr                   0.02        0.03           0           0           0
Rain shwrs     S  C  C  C  C  C  C  C  C  C  C  C  C  S  S  S  S
Tstms          S  S  S  S  S  C  C  C  C  C  C  C  C  S  S  S  S
Heat index    96 99100100102100102100100100102102100100 99100100 99 99 99 99 97
Max heat         99   100   102   102   100   102   102   100   100    99    99


Date          Mon 08/17/26  Tue 08/18/26  Wed 08/19/26  Thu 08/20/26
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          83    90      83    90      83    90      83    90
Temp          88 89 90 87   85 85 88 88   85 84 88 87   85 84 88 87
Dewpt         75 74 74 75   76 75 76 76   76 75 76 76   76 76 76 76
PWind dir         E     E       E    NW       W    NW       N    SE
Wind char        GN    LT      LT    LT      LT    LT      LT    LT
Avg clouds    FW FW CL FW   FW FW FW FW   FW FW FW SC   SC FW FW FW
PoP 12hr          5    10       5     5       5     5      10     5
Rain shwrs                                               S  S

$$