Point Forecast Matrices
Issued by NWS Key West, FL
Issued by NWS Key West, FL
Versions:
1
2
587 FOUS52 KKEY 110809 PFMKEY Point Forecast Matrices National Weather Service Key West FL 409 AM EDT Fri Sep 11 2026 FLZ078-112000- Key West-Monroe FL 24.55N 81.75W Elev. 3 ft 409 AM EDT Fri Sep 11 2026 Date Fri 09/11/26 Sat 09/12/26 Sun 09/13/26 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 92 83 92 82 92 Temp 84 85 91 92 92 87 84 84 83 85 91 92 92 86 84 83 82 84 91 92 92 86 Dewpt 78 78 78 78 77 78 78 79 78 78 78 78 77 77 77 78 77 77 77 77 76 76 RH 82 80 66 64 62 75 82 85 85 80 66 64 62 75 80 85 85 80 64 62 60 72 Wind dir SE E E SE E E E SE SE SE SE SE E SE SE SE SE SE SE SE E E Wind spd 10 8 8 8 6 10 10 11 10 6 6 6 6 8 8 6 6 6 5 5 5 6 Clouds SC SC SC SC SC SC SC SC SC SC SC SC SC SC B1 B1 B1 SC SC SC SC B1 PoP 12hr 30 40 50 30 40 QPF 12hr 0 0.04 0.05 0.05 0.08 Rain shwrs C C C C C C C C C C C C C 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 95 97106107106100 95 96 93 97106107106 97 94 93 90 94105106105 96 Max heat 97 107 106 98 97 107 106 96 94 106 105 Date Mon 09/14/26 Tue 09/15/26 Wed 09/16/26 Thu 09/17/26 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 82 92 81 92 81 91 81 91 Temp 83 84 92 87 84 84 90 86 83 83 89 86 83 83 89 86 Dewpt 77 77 77 76 77 77 77 77 77 77 77 77 77 77 77 76 PWind dir E E E E E E E E Wind char LT LT GN GN GN GN GN GN Avg clouds SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC PoP 12hr 30 30 40 60 70 80 60 70 Rain shwrs C C C C C C L L L L D D L L L L Tstms C C C C C C C C C C C C C C C C $$ FLZ077-112000- Marathon-Monroe FL 24.72N 81.04W Elev. 5 ft 409 AM EDT Fri Sep 11 2026 Date Fri 09/11/26 Sat 09/12/26 Sun 09/13/26 EDT 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 90 84 90 84 90 Temp 85 85 89 90 90 87 86 85 84 85 89 90 90 87 86 85 84 85 89 90 90 86 Dewpt 78 78 78 78 78 78 78 78 78 78 78 78 77 77 78 78 77 77 77 77 76 76 RH 80 80 70 68 68 75 77 80 82 80 70 68 66 72 77 80 80 77 68 66 64 72 Wind dir E SE SE SE E E SE SE SE SE SE SE SE SE SE SE SE SE SE SE E E Wind spd 10 9 9 6 8 11 10 11 11 6 8 6 6 8 8 8 8 6 5 5 4 6 Clouds B1 SC SC SC SC SC SC SC SC SC B1 B1 SC FW B1 SC SC SC SC SC SC B1 PoP 12hr 40 30 40 40 50 QPF 12hr 0.12 0.06 0.08 0.02 0.14 Rain shwrs C C C C C C C C C C C C C C C C C C C C C C Tstms C C C C C C C C C C C C C C C C C C C C C C Heat index 97 97103105105100 98 97 95 97103105103 99 98 97 94 96102103102 96 Max heat 97 105 105 100 97 105 105 99 97 103 103 Date Mon 09/14/26 Tue 09/15/26 Wed 09/16/26 Thu 09/17/26 EDT 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 82 90 82 90 82 89 83 89 Temp 83 84 90 87 85 84 88 87 85 84 88 86 84 84 87 86 Dewpt 77 77 77 76 77 77 77 77 77 77 77 76 77 77 77 76 PWind dir E E E E E E E E Wind char LT LT GN GN GN GN GN GN Avg clouds B1 SC FW FW SC SC SC SC SC SC SC SC SC SC SC SC PoP 12hr 30 40 40 60 70 80 70 70 Rain shwrs C C C C C C L L L L D D L L L L Tstms C C C C C C C C C C C C C C C C $$