Point Forecast Matrices
Issued by NWS Key West, FL
Issued by NWS Key West, FL
Versions:
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812 FOUS52 KKEY 151956 PFMKEY Point Forecast Matrices National Weather Service Key West FL 356 PM EDT Tue Sep 15 2026 FLZ078-160800- Key West-Monroe FL 24.55N 81.75W Elev. 3 ft 356 PM EDT Tue Sep 15 2026 Date 09/15/26 Wed 09/16/26 Thu 09/17/26 Fri 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 91 81 91 80 Temp 92 83 82 82 81 83 89 91 91 83 82 82 81 83 89 91 91 82 81 81 80 82 Dewpt 77 77 77 77 77 77 77 77 77 77 77 77 76 77 77 77 76 76 76 76 76 76 RH 62 82 85 85 88 82 68 64 64 82 85 85 85 82 68 64 62 82 85 85 88 82 Wind dir E E E E E E E E E E E E E E E E E E E E E E Wind spd 11 13 13 13 13 12 11 12 12 13 13 12 11 10 10 10 10 11 12 11 9 9 Clouds SC SC SC SC SC SC SC SC SC SC SC SC SC B1 B1 SC SC SC SC SC SC SC PoP 12hr 50 60 60 60 80 QPF 12hr 0.06 0.19 0.28 0.25 0.33 Rain shwrs C C C C C L L L L L L L L L L L L D D D D 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 106 92 90 90 88 92102105105 92 90 90 87 92102105103 89 87 87 86 89 Max heat 106 92 92 106 105 90 92 105 103 89 89 Date 09/18 Sat 09/19/26 Sun 09/20/26 Mon 09/21/26 Tue 09/22/26 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 91 80 91 80 91 80 91 81 91 Temp 91 85 82 82 88 85 82 83 88 85 82 83 89 85 83 83 89 85 Dewpt 76 75 75 75 75 74 74 75 75 74 75 75 76 75 76 76 76 76 PWind dir E E E SE S S S SE S Wind char LT LT LT LT LT LT LT LT LT Avg clouds SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC PoP 12hr 50 60 50 50 40 50 50 50 60 Rain shwrs C C L L C C C C C C C C C C C C L L Tstms C C C C C C C C C C C C C C C C C C $$ FLZ077-160800- Marathon-Monroe FL 24.72N 81.04W Elev. 5 ft 356 PM EDT Tue Sep 15 2026 Date 09/15/26 Wed 09/16/26 Thu 09/17/26 Fri EDT 3hrly 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 82 89 82 89 81 Temp 89 86 84 84 83 83 88 89 88 85 84 83 83 83 88 89 88 85 83 83 82 82 Dewpt 76 77 77 77 77 77 77 77 76 77 77 77 76 77 77 77 76 76 76 76 76 76 RH 66 75 80 80 82 82 70 68 68 77 80 82 80 82 70 68 68 75 80 80 82 82 Wind dir E E E E E E E E E E E E E E E E E E E E E E Wind spd 12 14 13 13 12 11 11 11 13 14 13 12 10 10 10 10 10 11 11 10 9 8 Clouds FW SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC PoP 12hr 50 50 60 60 70 QPF 12hr 0.06 0.16 0.12 0.18 0.43 Rain shwrs C C C C C C C C C L L L L L L L L L L L L C Tstms C C C C C C C C C C C C C C C C C C C C C C Heat index 100 97 94 94 92 92100102 99 96 94 92 91 92100102 99 94 91 91 89 89 Max heat 103 96 94 102 102 96 92 102 102 93 91 Date 09/18 Sat 09/19/26 Sun 09/20/26 Mon 09/21/26 Tue 09/22/26 EDT 6hrly 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 89 81 89 82 89 82 89 82 89 Temp 89 85 83 83 86 85 83 84 87 85 84 84 87 86 84 84 87 86 Dewpt 77 75 75 75 75 74 75 75 75 74 75 75 76 75 76 76 77 76 PWind dir E E E SE S S S S S Wind char LT LT LT LT LT LT LT LT LT Avg clouds SC SC SC SC SC SC SC SC SC SC SC SC SC B1 SC SC SC SC PoP 12hr 50 60 50 50 50 50 50 60 60 Rain shwrs C C L L C C C C C C C C C C L L L L Tstms C C C C C C C C C C C C C C C C C C $$