Point Forecast Matrices
Issued by NWS Key West, FL

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FOUS52 KKEY 220726
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Point Forecast Matrices
National Weather Service Key West FL
326 AM EDT Sat Aug 22 2026

FLZ078-222000-
Key West-Monroe FL
24.55N  81.75W Elev. 3 ft
326 AM EDT Sat Aug 22 2026

Date             Sat 08/22/26            Sun 08/23/26            Mon 08/24/26
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                      92          82          92          83          92
Temp          83 85 88 90 90 87 85 84 83 84 88 90 90 86 85 84 84 85 88 90 90 86
Dewpt         75 75 75 76 76 75 75 75 75 75 75 76 76 75 75 75 75 76 75 76 77 76
RH            77 72 66 64 64 68 72 74 77 74 66 64 64 70 72 74 74 75 66 64 66 72
Wind dir      SE SE SE SE  E NE  E SE SE SE SE SE  E  E  E SE  E  E  E  E  E  E
Wind spd       8  5  3  3  3  3  6  8  6  5  4  4  5  6  8 10 10  9 10 10 10 10
Clouds        SC SC FW SC SC SC SC SC SC SC SC SC B1 B1 FW FW FW FW FW FW FW FW
PoP 12hr                     10          10          10          10          10
QPF 12hr                      0        0.02           0           0           0
Rain shwrs                                                                    S
Tstms                                                                         S
Heat index    90 94 98102102 96 94 92 90 92 98102102 95 94 92 92 94 98102103 96
Max heat         94   102   103    95    92   102   103    95    94   102   103


Date          Tue 08/25/26  Wed 08/26/26  Thu 08/27/26  Fri 08/28/26
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      82    92      82    92      82    92
Temp          84 84 90 87   84 84 89 87   84 85 89 87   84 84 90 87
Dewpt         76 76 77 76   76 76 77 77   76 77 77 77   77 77 77 77
PWind dir         E     E       E     E       E    SE       E    SE
Wind char        GN    GN      GN    GN      GN    GN      GN    LT
Avg clouds    FW FW FW FW   SC SC SC SC   SC SC SC SC   SC SC SC SC
PoP 12hr         20    20      50    20      40    20      40    20
Rain shwrs     S  S  S  S    C  C  S  S    C  C  S  S    C  C  S  S
Tstms          S  S  S  S    C  C  S  S    C  C  S  S    C  C  S  S

$$
FLZ077-222000-
Marathon-Monroe FL
24.72N  81.04W Elev. 5 ft
326 AM EDT Sat Aug 22 2026

Date             Sat 08/22/26            Sun 08/23/26            Mon 08/24/26
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                      90          82          90          82          90
Temp          85 84 88 89 89 87 86 85 84 85 87 88 88 86 86 85 84 85 88 88 88 87
Dewpt         76 75 76 76 75 75 75 76 76 75 76 76 75 75 76 76 76 75 76 76 76 76
RH            75 74 68 66 64 68 70 75 77 72 70 68 66 70 72 75 77 72 68 68 68 70
Wind dir      SE SE SE SE SE  E SE SE SE SE SE SE SE  E SE SE  E  E  E  E  E  E
Wind spd       8  5  4  4  3  4  6  9  8  6  5  4  5  8 10 11 10  9  9 10 10 10
Clouds        SC FW SC SC SC SC SC SC SC SC SC SC SC SC FW FW FW FW FW FW FW FW
PoP 12hr                     10          20          20          20          10
QPF 12hr                      0           0           0           0           0
Rain shwrs                    S  S  S  S  S  S  S  S  S  S  S  S              C
Tstms                         S  S  S  S  S  S  S  S  S  S  S  S              C
Heat index    94 92 99100 99 96 95 94 93 94 98 99 98 95 96 94 93 94 99 99 99 98
Max heat         94   100   101    95    94    99    99    96    94    99    99


Date          Tue 08/25/26  Wed 08/26/26  Thu 08/27/26  Fri 08/28/26
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    90      83    90      83    90      82    91
Temp          85 85 88 87   85 85 88 87   85 84 88 87   85 85 89 88
Dewpt         77 76 77 77   77 76 77 77   77 77 77 77   77 77 77 77
PWind dir         E     E       E     E       E    SE       E    SE
Wind char        GN    GN      GN    GN      GN    GN      GN    LT
Avg clouds    FW FW FW SC   SC SC SC SC   SC SC SC SC   SC SC SC SC
PoP 12hr         30    20      50    20      40    30      50    20
Rain shwrs     C  C  S  S    C  C  S  S    C  C  C  C    C  C  S  S
Tstms          C  C  S  S    C  C  S  S    C  C  C  C    C  C  S  S

$$