Point Forecast Matrices
Issued by NWS Key West, FL

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Point Forecast Matrices
National Weather Service Key West FL
358 PM EDT Sun May 11 2025

FLZ078-120800-
Key West-Monroe FL
24.55N  81.75W Elev. 3 ft
358 PM EDT Sun May 11 2025

Date           05/11/25      Mon 05/12/25            Tue 05/13/25            Wed
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                      77          83          76          85          77
Temp          85 84 80 79 78 77 80 82 83 82 79 77 76 76 80 83 85 84 80 79 78 77
Dewpt         74 74 74 74 74 74 75 75 74 73 73 73 72 72 71 71 70 69 68 67 66 65
RH            70 72 82 85 88 90 85 79 74 74 82 87 87 87 74 67 61 61 67 67 67 67
Wind dir      SE SE SE SE SE SE  S  S  S SW SW SW  W  W  W  W NW NW NW NW  N  N
Wind spd      12 11 10  9 10 11 10  8  5  4  5  5  4  3  2  1  3  4  3  2  2  3
Clouds        B2 B2 OV OV B2 B2 B1 B1 B1 B2 B2 B2 B1 B1 SC SC SC SC FW SC SC FW
PoP 12hr                     60          70          60          40          30
QPF 12hr                   0.46        0.47        0.58        0.03           0
Rain shwrs     C  L  L  L  L  L  L  L  L  L  L  L  L  C  C  C  C  C  C  C  C  S
Tstms          S  C  C  C  C  C  C  C  C  C  C  C  C  S  S  S  S  S  S  S  S
Heat index    93 91 84          85 89 90 87             83 88 90 88 83
Max heat         93    90          89    90    86          88    90    87


Date           05/14  Thu 05/15/25  Fri 05/16/25  Sat 05/17/25  Sun 05/18/25
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          86      78    86      79    88      79    87      80    88
Temp          84 85   80 78 84 85   80 79 86 87   81 79 85 86   81 80 86 87
Dewpt         66 64   64 66 70 70   71 71 72 72   72 72 73 72   73 73 73 72
PWind dir         N       E     E       E     E       E    SE       E    SE
Wind char        LT      LT    LT      LT    LT      LT    LT      LT    LT
Avg clouds    FW FW   FW FW FW FW   FW FW FW FW   FW FW FW FW   FW FW FW FW
PoP 12hr         10      10    10      10    10      10    10      10    10
Rain shwrs     S  S    S  S                              S  S          S  S

$$
FLZ077-120800-
Marathon-Monroe FL
24.72N  81.04W Elev. 5 ft
358 PM EDT Sun May 11 2025

Date           05/11/25      Mon 05/12/25            Tue 05/13/25            Wed
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                      78          84          77          85          76
Temp          85 84 81 79 78 78 81 83 84 83 80 78 77 77 81 83 85 84 80 78 77 76
Dewpt         73 73 73 73 73 73 74 75 74 74 73 73 72 72 72 71 71 70 69 68 67 67
RH            67 70 77 82 85 85 79 77 72 74 79 85 85 85 74 67 63 63 69 71 71 74
Wind dir      SE SE SE SE SE SE SE  S  S  S  S SW SW  W SW SW  W NW NW  W NW  N
Wind spd      13 12 11 11 12 12 11 10  8  6  8  8  6  4  3  3  4  4  4  3  3  3
Clouds        B1 B2 B2 OV B2 B2 B1 B1 B1 B2 B2 B2 B2 B1 B1 SC SC SC SC SC SC SC
PoP 12hr                     60          70          70          50          30
QPF 12hr                   1.10        0.16        1.07        0.03        0.02
Rain shwrs     C  L  L  L  L  L  L  L  L  L  L  L  L  C  C  C  C  C  C  C  C  S
Tstms          S  C  C  C  C  C  C  C  C  C  C  C  C  S  S  S  S  S  S  S  S
Heat index    92 90 86          86 90 91 90 84          85 88 90 88 83
Max heat         92    89          90    91    88          88    90    86


Date           05/14  Thu 05/15/25  Fri 05/16/25  Sat 05/17/25  Sun 05/18/25
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          86      78    86      79    88      80    87      80    88
Temp          84 85   80 78 84 85   80 79 86 87   82 80 86 86   81 80 86 87
Dewpt         66 64   65 67 70 71   71 71 71 72   71 72 72 72   73 73 72 72
PWind dir        NE       S    SE       E    SE       E    SE      SE    SE
Wind char        LT      LT    LT      LT    LT      LT    LT      LT    LT
Avg clouds    FW FW   FW FW FW FW   FW FW FW FW   FW FW FW FW   FW FW FW FW
PoP 12hr         20      10    10      10    10      10    10      10    10
Rain shwrs     S  S    S  S  S  S    S  S  S  S    S  S  S  S    S  S  S  S

$$