Point Forecast Matrices
Issued by NWS Key West, FL
Issued by NWS Key West, FL
625 FOUS52 KKEY 180754 PFMKEY Point Forecast Matrices National Weather Service Key West FL 354 AM EDT Tue Aug 18 2026 FLZ078-182000- Key West-Monroe FL 24.55N 81.75W Elev. 3 ft 354 AM EDT Tue Aug 18 2026 Date Tue 08/18/26 Wed 08/19/26 Thu 08/20/26 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 83 84 87 90 90 87 85 84 83 85 88 90 90 86 85 84 84 85 88 90 90 87 Dewpt 75 76 75 76 76 75 75 74 75 75 75 75 75 76 76 76 75 76 76 76 76 75 RH 77 77 68 64 64 68 72 72 77 72 66 62 62 72 75 77 74 75 68 64 64 68 Wind dir E E NE N NW NW NW NW NW N NW NW NW NW NW N NW NW NW W NW NW Wind spd 3 3 3 4 6 9 8 8 8 8 6 5 8 10 10 9 5 3 3 4 5 6 Clouds SC FW SC FW FW SC SC SC SC SC SC SC B1 B1 SC SC SC FW FW SC SC SC PoP 12hr 0 0 0 10 10 QPF 12hr 0 0 0 0 0 Heat index 90 93 96102102 96 94 91 90 94 98101101 96 94 93 92 94 99102102 96 Max heat 93 102 103 95 94 101 102 94 94 102 102 Date Fri 08/21/26 Sat 08/22/26 Sun 08/23/26 Mon 08/24/26 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 83 92 82 92 82 92 Temp 84 84 89 87 84 85 90 87 84 84 89 87 84 84 90 88 Dewpt 75 76 76 75 75 76 76 75 75 76 76 76 75 76 76 76 PWind dir E S SE SE E E E E Wind char LT LT LT LT LT LT LT LT Avg clouds SC SC SC FW FW FW FW FW FW FW FW FW SC FW FW FW PoP 12hr 10 0 10 5 5 10 10 10 Rain shwrs S S S S $$ FLZ077-182000- Marathon-Monroe FL 24.72N 81.04W Elev. 5 ft 354 AM EDT Tue Aug 18 2026 Date Tue 08/18/26 Wed 08/19/26 Thu 08/20/26 EDT 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 91 83 91 82 90 Temp 84 84 87 89 89 87 86 85 85 85 88 89 89 87 86 85 84 85 88 88 89 87 Dewpt 76 76 76 77 76 76 77 76 76 76 77 76 76 76 77 77 76 76 76 76 75 75 RH 77 77 70 68 66 70 75 75 75 75 70 66 66 70 75 77 77 75 68 68 64 68 Wind dir E N NW W NW NW NW NW NW N NW NW NW NW NW NW NW W W W W W Wind spd 1 1 3 6 10 12 11 9 8 8 8 8 10 12 11 9 5 3 3 5 5 4 Clouds FW FW FW FW FW SC SC SC SC SC SC SC B1 B1 SC SC SC SC SC SC FW SC PoP 12hr 0 0 0 10 5 QPF 12hr 0 0 0 0 0 Heat index 93 93 98102100 98 97 94 94 94100100100 98 97 96 93 94 99 99 99 96 Max heat 93 102 102 99 94 100 102 97 96 99 99 Date Fri 08/21/26 Sat 08/22/26 Sun 08/23/26 Mon 08/24/26 EDT 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 83 90 83 90 83 90 82 90 Temp 85 85 88 87 85 84 88 87 85 85 88 87 85 83 88 88 Dewpt 76 76 76 75 76 76 76 75 76 76 76 75 76 76 76 76 PWind dir S S SE S SE SE E E Wind char LT LT LT LT LT LT LT LT Avg clouds SC SC SC FW FW FW FW FW SC FW FW SC SC SC FW FW PoP 12hr 10 5 10 10 10 10 20 5 Rain shwrs S S S S S S Tstms S S $$