Point Forecast Matrices
Issued by NWS Key West, FL
Issued by NWS Key West, FL
651 FOUS52 KKEY 211957 PFMKEY Point Forecast Matrices National Weather Service Key West FL 357 PM EDT Fri Aug 21 2026 FLZ078-220800- Key West-Monroe FL 24.55N 81.75W Elev. 3 ft 357 PM EDT Fri Aug 21 2026 Date 08/21/26 Sat 08/22/26 Sun 08/23/26 Mon 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 92 82 92 83 Temp 90 86 84 83 83 84 89 90 90 86 85 84 83 84 88 90 90 86 85 84 83 85 Dewpt 76 75 75 75 75 76 75 76 76 75 75 75 75 75 75 76 76 75 75 75 75 76 RH 64 70 74 77 77 77 64 64 64 70 72 74 77 74 66 64 64 70 72 74 77 75 Wind dir SE E SE SE SE SE SE S E NE E SE SE SE SE E E E E SE E E Wind spd 2 3 6 10 8 4 3 3 3 3 6 9 8 5 4 4 5 6 8 9 9 9 Clouds B1 B1 SC SC SC FW FW SC SC B1 SC SC SC FW FW FW FW FW FW FW SC SC PoP 12hr 10 20 10 10 10 QPF 12hr 0 0 0 0 0 Rain shwrs S S S S S S S S C Tstms S S S S S S S S S Heat index 102 95 92 90 90 93 99102102 95 94 92 90 92 98102102 95 94 92 90 94 Max heat 103 94 93 102 103 94 92 102 102 95 94 Date 08/24 Tue 08/25/26 Wed 08/26/26 Thu 08/27/26 Fri 08/28/26 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 83 92 82 92 83 92 Temp 89 87 84 84 90 87 84 85 90 87 84 84 89 87 84 85 90 87 Dewpt 76 77 76 77 77 77 77 77 77 77 77 77 77 77 77 77 78 77 PWind dir E E E E E E SE E SE Wind char GN 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 SC SC PoP 12hr 30 20 30 50 20 50 30 50 30 Rain shwrs C C S S C C C C S S C C C C C C C C Tstms S S S S C C C C S S C C C C C C C C $$ FLZ077-220800- Marathon-Monroe FL 24.72N 81.04W Elev. 5 ft 357 PM EDT Fri Aug 21 2026 Date 08/21/26 Sat 08/22/26 Sun 08/23/26 Mon EDT 3hrly 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 82 90 82 90 82 Temp 88 86 85 85 84 84 88 88 88 86 86 85 84 84 87 88 88 86 86 85 84 84 Dewpt 75 75 76 76 76 76 76 76 75 75 76 76 76 76 76 76 75 75 76 76 76 75 RH 66 70 75 75 77 77 68 68 66 70 72 75 77 77 70 68 66 70 72 75 77 74 Wind dir SE SE SE SE SE SE SE SE SE SE SE SE SE SE SE SE SE SE SE SE SE E Wind spd 5 5 8 9 8 6 5 4 3 4 8 10 9 6 5 4 5 8 9 10 9 8 Clouds SC SC SC SC SC FW SC SC SC SC SC SC SC FW SC SC FW SC FW SC SC FW PoP 12hr 10 20 20 20 20 QPF 12hr 0 0 0 0 0 Rain shwrs S S S S S S S S S S S S S S S S S S S S C Tstms S S S S S S S S S S S S S S S S S S S S S Heat index 98 95 94 94 93 93 99 99 98 95 96 94 93 93 98 99 98 95 96 94 93 92 Max heat 99 95 94 99 100 96 94 99 99 96 94 Date 08/24 Tue 08/25/26 Wed 08/26/26 Thu 08/27/26 Fri 08/28/26 EDT 6hrly 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 90 83 90 82 90 82 90 83 90 Temp 88 86 85 85 88 87 85 83 88 87 85 83 88 87 85 84 88 87 Dewpt 76 77 77 77 77 77 77 77 77 77 77 77 77 77 77 77 78 77 PWind dir E E E E E E E E SE Wind char GN GN GN GN GN GN GN GN LT Avg clouds FW FW FW FW FW SC SC SC SC SC SC SC SC SC SC SC SC SC PoP 12hr 30 20 30 50 20 50 30 50 30 Rain shwrs C C S S C C C C S S C C C C C C C C Tstms S S S S C C C C S S C C C C C C C C $$