FOUS52 KKEY 152019 PFMKEY Point Forecast Matrices National Weather Service Key West FL 419 PM EDT Thu Oct 15 2026 FLZ078-160800- Key West-Monroe FL 24.55N 81.75W Elev. 3 ft 419 PM EDT Thu Oct 15 2026 Date 10/15/26 Fri 10/16/26 Sat 10/17/26 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 81 89 79 87 77 Temp 88 83 83 82 81 82 87 88 88 81 81 80 79 80 85 86 86 79 79 78 77 78 Dewpt 78 77 78 77 77 77 78 78 77 77 77 76 76 76 76 76 76 76 76 76 76 75 RH 72 82 85 85 88 85 75 72 70 88 88 88 91 88 75 72 72 91 91 94 97 91 Wind dir E E E E E E E SE E E E E E NE NE N N NE NE NE NE NE Wind spd 11 13 12 12 11 11 10 9 6 6 5 4 4 4 4 5 9 12 14 16 19 20 Clouds SC SC SC SC SC SC SC SC SC B1 B1 B2 B2 B2 B2 B2 B2 B2 B1 B2 B2 B2 PoP 12hr 30 30 60 60 90 QPF 12hr 0.08 0.06 0.19 0.24 0.55 Rain shwrs S C C C C C C C C L L L L L L L L D D D D D Tstms S S S S S S S S S S S S S C C C C C C C C C Heat index 102 92 93 90 88 90100102100 88 88 86 86 94 96 96 Max heat 103 95 90 102 103 90 86 96 98 86 Date 10/18 Mon 10/19/26 Tue 10/20/26 Wed 10/21/26 Thu 10/22/26 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 76 86 76 87 76 86 75 85 Temp 85 81 79 78 84 82 79 78 84 82 79 76 84 82 79 76 83 81 Dewpt 76 75 74 74 74 73 73 73 74 72 72 72 73 71 71 71 71 70 PWind dir NE NE NE NE NE NE NE NE NE Wind char BZ WY WY BZ BZ BZ BZ BZ BZ Avg clouds B2 B1 B1 B1 B1 SC SC SC SC SC SC SC SC FW SC SC SC FW PoP 12hr 90 60 60 40 40 30 30 30 40 Rain shwrs D D L L L L C C C C C C C C C C C C Tstms C C C C S S C C S S S S S S $$ FLZ077-160800- Marathon-Monroe FL 24.72N 81.04W Elev. 5 ft 419 PM EDT Thu Oct 15 2026 Date 10/15/26 Fri 10/16/26 Sat 10/17/26 Sun EDT 3hrly 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 82 88 80 86 78 Temp 87 83 83 83 82 82 86 88 87 82 81 81 80 80 84 86 85 80 79 79 78 78 Dewpt 77 77 77 77 77 77 77 77 76 76 77 76 76 76 76 76 75 76 76 76 75 75 RH 72 82 82 82 85 85 75 70 70 82 88 85 88 88 77 72 72 88 91 91 91 91 Wind dir E E E E E E E E E E E E NE NE NE N N N NE NE NE NE Wind spd 11 12 11 11 10 10 9 8 6 6 4 4 4 4 3 4 8 12 14 16 18 18 Clouds FW FW FW SC SC SC SC SC SC SC SC B1 B2 B2 B1 B2 B1 B2 B1 B2 B2 B2 PoP 12hr 30 30 50 50 80 QPF 12hr 0.04 0.03 0.17 0.19 0.29 Rain shwrs S C C C C C C C C C C C C C C C C D D D D D Tstms S S S S S S S S S S S S S C C C C C C C C C Heat index 99 92 92 92 90 90 97100 98 89 88 87 86 86 93 96 94 86 Max heat 100 93 90 100 100 89 86 96 96 86 Date 10/18 Mon 10/19/26 Tue 10/20/26 Wed 10/21/26 Thu 10/22/26 EDT 6hrly 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 85 77 85 77 86 76 85 76 85 Temp 84 82 80 79 83 83 80 78 83 83 79 77 83 83 79 77 82 82 Dewpt 75 74 74 74 74 73 73 73 73 72 73 73 72 71 71 72 71 70 PWind dir NE NE NE NE NE NE NE NE NE Wind char BZ BZ BZ BZ BZ GN GN GN GN Avg clouds B2 B1 B1 B1 SC SC SC SC SC SC SC FW FW FW SC SC FW FW PoP 12hr 90 60 60 40 50 30 40 30 40 Rain shwrs D D L L L L C C C C C C C C C C C C Tstms C C C C S S C C S S S S S S $$