FOUS52 KKEY 052023 PFMKEY Point Forecast Matrices National Weather Service Key West FL 423 PM EDT Wed Aug 5 2026 FLZ078-060800- Key West-Monroe FL 24.55N 81.75W Elev. 3 ft 423 PM EDT Wed Aug 5 2026 Date 08/05/26 Thu 08/06/26 Fri 08/07/26 Sat 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 83 92 83 92 83 Temp 92 88 85 85 84 85 89 92 92 88 85 85 84 85 89 92 92 88 85 85 84 85 Dewpt 77 77 75 75 75 75 75 75 76 76 76 76 75 75 76 76 76 76 75 76 75 76 RH 62 70 72 72 74 72 64 58 60 68 75 75 74 72 66 60 60 68 72 75 74 75 Wind dir E E E E E E E E E E E E E E E E E E E SE SE SE Wind spd 10 11 11 11 11 11 11 11 10 12 13 13 12 11 10 10 9 9 11 12 11 10 Clouds B1 B2 B2 SC SC SC SC SC B1 SC B1 SC SC SC SC SC SC SC B1 B1 B1 SC PoP 12hr 40 40 60 40 30 QPF 12hr 0.40 0.12 0.07 0.06 0.05 Rain shwrs L C C C C C C C C L L L L C C C C C C C C C Tstms C C C C C C C C C C C C C C C C C C C C C C Heat index 106100 94 94 92 94 99103105 99 94 94 92 94100105105 99 94 94 92 94 Max heat 106 99 94 103 105 98 94 105 105 98 94 Date 08/08 Sun 08/09/26 Mon 08/10/26 Tue 08/11/26 Wed 08/12/26 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 92 82 92 82 92 82 92 82 92 Temp 92 87 84 84 90 88 84 84 90 87 84 85 90 87 84 85 90 87 Dewpt 76 78 78 78 78 78 78 78 78 78 78 78 78 78 78 77 77 77 PWind dir SE E E E E E E E E Wind char GN GN GN GN GN GN GN GN GN Avg clouds SC SC SC SC SC FW SC SC SC SC SC FW FW FW SC SC FW FW PoP 12hr 30 20 20 30 10 10 20 10 20 Rain shwrs C C S S S S C C S S S S S S Tstms C C S S S S C C S S S S $$ FLZ077-060800- Marathon-Monroe FL 24.72N 81.04W Elev. 5 ft 423 PM EDT Wed Aug 5 2026 Date 08/05/26 Thu 08/06/26 Fri 08/07/26 Sat EDT 3hrly 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 83 90 83 90 83 Temp 90 87 85 85 84 85 87 90 90 87 85 85 84 85 87 90 90 87 85 85 84 85 Dewpt 77 77 75 76 75 75 75 75 75 76 76 76 76 75 75 75 75 76 76 76 76 75 RH 66 72 72 75 74 72 68 62 62 70 75 75 77 72 68 62 62 70 75 75 77 72 Wind dir E E E E E E E E E E E E E E E SE E E E SE SE SE Wind spd 10 11 12 12 12 11 12 12 12 13 14 13 12 11 11 10 10 11 13 13 12 11 Clouds B1 B1 B1 SC SC SC SC SC B1 B1 B1 SC SC SC SC SC SC SC B1 SC SC SC PoP 12hr 40 40 60 40 40 QPF 12hr 0.17 0.19 0.11 0.07 0.02 Rain shwrs C C C C C C C C C L L L L C C C C C C C C C Tstms C C C C C C C C C C C C C C C C C C C C C C Heat index 103 99 94 94 92 94 96101101 98 94 94 93 94 96101101 98 94 94 93 94 Max heat 103 96 94 101 101 95 94 101 101 96 94 Date 08/08 Sun 08/09/26 Mon 08/10/26 Tue 08/11/26 Wed 08/12/26 EDT 6hrly 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 90 82 90 82 90 83 90 83 90 Temp 90 87 85 83 88 87 86 84 88 87 86 85 88 87 85 84 88 87 Dewpt 75 78 78 77 78 78 78 77 78 78 78 77 77 77 78 77 77 77 PWind dir SE E E E E E E E E Wind char GN GN GN GN GN GN GN GN GN Avg clouds SC SC SC SC SC SC SC SC SC SC SC FW FW FW SC SC FW FW PoP 12hr 30 30 30 30 20 10 20 10 10 Rain shwrs C C C C C C C C S S S S S S S S Tstms C C C C C C C C S S S S $$