


Point Forecast Matrices
Issued by NWS Key West, FL
Issued by NWS Key West, FL
618 FOUS52 KKEY 180801 PFMKEY Point Forecast Matrices National Weather Service Key West FL 401 AM EDT Sat Oct 18 2025 FLZ078-182000- Key West-Monroe FL 24.55N 81.75W Elev. 3 ft 401 AM EDT Sat Oct 18 2025 Date Sat 10/18/25 Sun 10/19/25 Mon 10/20/25 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 85 76 87 77 87 Temp 78 78 83 84 84 81 79 79 78 79 83 85 85 81 80 79 79 79 83 85 85 81 Dewpt 71 71 71 72 73 72 72 74 75 75 75 76 76 75 75 76 75 76 76 76 76 76 RH 79 79 67 67 70 74 79 85 91 88 77 75 75 82 85 91 88 91 80 75 75 85 Wind dir E E E E E E E E E E SE SE E E E SE E E E E E E Wind spd 14 13 13 14 16 16 14 13 12 11 9 8 8 8 9 8 6 5 6 8 9 10 Clouds FW FW FW FW SC FW FW SC SC SC SC SC SC SC FW FW FW FW FW FW FW FW PoP 12hr 20 30 40 40 40 QPF 12hr 0 0 0.13 0 0 Rain shwrs C S S S S C C C C C C C C C C C C C C C C C Tstms S S S S S S S S S S S S Heat index 88 90 90 85 90 94 94 87 85 91 94 94 87 Max heat 90 90 84 94 94 87 94 94 Date Tue 10/21/25 Wed 10/22/25 Thu 10/23/25 Fri 10/24/25 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 77 86 77 86 76 86 77 86 Temp 79 79 84 81 79 79 84 80 78 78 84 81 79 79 84 81 Dewpt 75 76 76 75 74 75 74 73 73 73 73 73 73 74 74 73 PWind dir E E E NE NE NE NE NE Wind char GN GN GN GN GN GN BZ BZ Avg clouds FW SC FW FW FW FW FW CL FW FW CL CL FW FW FW FW PoP 12hr 30 30 10 10 10 10 20 20 Rain shwrs C C C C S S S S S S S S S S S S $$ FLZ077-182000- Marathon-Monroe FL 24.72N 81.04W Elev. 5 ft 401 AM EDT Sat Oct 18 2025 Date Sat 10/18/25 Sun 10/19/25 Mon 10/20/25 EDT 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 84 77 85 77 85 Temp 78 78 81 82 83 81 79 79 79 79 83 83 83 81 80 79 79 79 82 83 83 81 Dewpt 69 70 70 71 71 70 71 72 73 74 75 75 75 74 75 75 75 76 75 75 75 74 RH 74 76 69 69 67 69 77 79 82 85 77 77 77 79 85 88 88 91 79 77 77 79 Wind dir E E E E E E E E E E E E E E E SE E E E E E E Wind spd 12 12 13 14 16 16 14 14 12 12 10 9 9 9 9 9 6 6 8 8 10 10 Clouds FW FW FW FW FW FW SC SC SC SC SC SC SC SC FW FW SC SC FW SC FW SC PoP 12hr 10 30 40 40 40 QPF 12hr 0 0 0.12 0.04 0.04 Rain shwrs C S S S S C C C C C C C C C C C C C C C C C Tstms S S S S S S S S S S S S Heat index 85 86 88 85 90 90 90 86 85 89 90 90 86 Max heat 86 88 83 90 90 86 90 90 Date Tue 10/21/25 Wed 10/22/25 Thu 10/23/25 Fri 10/24/25 EDT 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 77 85 77 85 77 85 77 85 Temp 79 79 84 81 79 79 83 80 78 79 83 81 79 79 83 80 Dewpt 74 74 75 73 73 73 73 72 72 73 72 72 72 72 73 73 PWind dir E E E NE NE NE NE NE Wind char GN GN GN LT GN GN BZ GN Avg clouds SC SC FW FW FW FW FW FW FW FW FW CL FW FW FW FW PoP 12hr 40 30 10 10 20 20 20 20 Rain shwrs C C C C S S S S S S S S S S S S $$