Point Forecast Matrices
Issued by NWS Key West, FL
Issued by NWS Key West, FL
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879 FOUS52 KKEY 152003 PFMKEY Point Forecast Matrices National Weather Service Key West FL 403 PM EDT Sat Aug 15 2026 FLZ078-160800- Key West-Monroe FL 24.55N 81.75W Elev. 3 ft 403 PM EDT Sat Aug 15 2026 Date 08/15/26 Sun 08/16/26 Mon 08/17/26 Tue 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 82 Temp 90 86 85 84 84 85 89 90 90 86 84 84 83 84 89 90 90 86 84 84 82 84 Dewpt 78 78 78 78 78 77 77 77 77 76 76 76 76 76 76 76 76 76 76 76 76 76 RH 68 77 80 82 82 77 68 66 66 72 77 77 80 77 66 64 64 72 77 77 82 77 Wind dir E E E E E E E E E E E E E E E E E NE E E E E Wind spd 8 9 10 10 8 8 8 8 6 6 6 6 6 6 4 3 2 2 3 3 2 4 Clouds FW FW FW FW FW FW FW FW FW FW FW FW FW FW FW FW FW FW FW SC FW FW PoP 12hr 5 5 0 5 5 QPF 12hr 0 0 0 0 0 Rain shwrs S Tstms S Heat index 105 98 97 95 95 96102103103 96 93 93 91 93100102102 96 93 93 89 93 Max heat 106 97 96 103 106 94 93 102 102 94 93 Date 08/18 Wed 08/19/26 Thu 08/20/26 Fri 08/21/26 Sat 08/22/26 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 92 81 91 82 91 82 92 83 92 Temp 90 87 83 84 89 87 83 84 89 87 84 85 89 87 84 85 89 87 Dewpt 76 75 75 75 75 75 75 75 76 75 76 76 76 76 76 76 76 76 PWind dir NE NW NW NW SE E SE E E Wind char LT LT LT LT LT LT LT LT LT Avg clouds FW FW FW FW FW FW FW FW FW FW FW FW FW FW SC FW FW FW PoP 12hr 5 0 0 5 5 10 5 10 10 Rain shwrs S S S S S S $$ FLZ077-160800- Marathon-Monroe FL 24.72N 81.04W Elev. 5 ft 403 PM EDT Sat Aug 15 2026 Date 08/15/26 Sun 08/16/26 Mon 08/17/26 Tue EDT 3hrly 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 84 90 83 90 83 Temp 89 87 86 86 85 86 88 88 88 86 86 85 85 84 87 88 88 86 85 85 83 85 Dewpt 77 78 78 79 78 77 77 77 76 76 76 77 76 76 76 76 75 76 76 76 76 76 RH 68 75 77 80 80 75 70 70 68 72 72 77 75 77 70 68 66 72 75 75 80 75 Wind dir E E E E E E E E E E E E E E E E SE SE E SE SE S Wind spd 9 10 10 9 8 8 8 8 8 8 6 6 5 5 4 3 2 1 1 1 1 1 Clouds FW FW FW FW FW FW FW FW FW FW FW FW FW FW FW FW FW FW FW FW FW FW PoP 12hr 5 5 0 5 5 QPF 12hr 0 0 0 0 0 Rain shwrs S Tstms S Heat index 102100 98100 97 97100100 99 96 96 96 94 93 98 99 98 96 94 94 91 94 Max heat 103 100 97 100 103 96 96 99 99 96 94 Date 08/18 Wed 08/19/26 Thu 08/20/26 Fri 08/21/26 Sat 08/22/26 EDT 6hrly 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 90 83 90 83 90 83 90 83 90 Temp 88 87 85 85 88 87 85 85 88 87 85 84 88 87 85 84 88 87 Dewpt 76 75 76 75 75 75 76 75 76 75 76 75 76 75 76 76 76 76 PWind dir SW W W W S SE SE SE SE Wind char LT LT LT LT LT LT LT LT LT Avg clouds FW FW FW FW FW FW FW FW FW FW FW FW FW FW FW FW FW FW PoP 12hr 5 0 5 5 5 10 10 10 10 Rain shwrs S S S S S S $$