Point Forecast Matrices
Issued by NWS Key West, FL
Issued by NWS Key West, FL
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973 FOUS52 KKEY 192001 PFMKEY Point Forecast Matrices National Weather Service Key West FL 401 PM EDT Tue Aug 19 2025 FLZ078-200800- Key West-Monroe FL 24.55N 81.75W Elev. 3 ft 401 PM EDT Tue Aug 19 2025 Date 08/19/25 Wed 08/20/25 Thu 08/21/25 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 83 93 82 92 82 Temp 91 87 85 84 84 85 89 91 92 87 85 84 83 84 88 90 90 86 85 84 83 84 Dewpt 79 79 78 77 78 79 78 79 78 78 77 77 77 77 77 77 77 76 76 75 76 76 RH 68 77 80 80 82 82 70 68 64 75 77 80 82 80 70 66 66 72 75 74 80 77 Wind dir NW NW N NW NW NW W W W W W W W W W W W W W SW SW SW Wind spd 9 10 9 6 6 8 11 12 11 10 9 8 9 8 9 9 8 5 4 4 4 4 Clouds FW FW FW FW FW FW FW SC FW FW SC SC FW FW FW SC FW SC FW FW FW FW PoP 12hr 30 30 30 30 30 QPF 12hr 0.07 0.08 0 0.03 0 Rain shwrs C C C C C C C C C C C C C C C C C C C C Tstms S S S C C C C C C C C S S S S S S S S S Heat index 108101 97 94 95 98103108107100 96 94 92 94100103103 96 94 92 91 93 Max heat 109 97 98 108 108 98 94 103 103 96 93 Date 08/22 Sat 08/23/25 Sun 08/24/25 Mon 08/25/25 Tue 08/26/25 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 93 83 92 82 92 Temp 90 86 84 84 90 86 84 85 91 87 84 85 90 86 84 84 90 86 Dewpt 76 76 75 76 76 76 75 76 76 76 75 77 76 75 75 76 77 76 PWind dir SW W W NE S NE NW N N 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 30 30 30 30 30 30 30 30 30 Rain shwrs C C C C C C C C C C C C C C C C C C Tstms S S S S S S S S S S S S S S S S S S $$ FLZ077-200800- Marathon-Monroe FL 24.72N 81.04W Elev. 5 ft 401 PM EDT Tue Aug 19 2025 Date 08/19/25 Wed 08/20/25 Thu 08/21/25 Fri EDT 3hrly 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 82 91 83 91 83 Temp 90 87 85 85 84 84 88 89 90 88 86 85 83 85 88 89 89 86 85 85 83 85 Dewpt 76 77 77 77 77 77 77 78 78 77 77 77 77 76 77 77 76 76 75 75 76 76 RH 64 72 77 77 80 80 70 70 68 70 75 77 82 75 70 68 66 72 72 72 80 75 Wind dir NW NW N NW NW NW W W W W W W W W W W W W W SW W W Wind spd 9 10 9 4 5 6 10 12 12 12 11 10 10 9 10 10 9 6 4 4 4 4 Clouds FW SC SC SC SC SC FW SC SC FW SC SC SC SC SC SC FW SC FW FW FW FW PoP 12hr 30 30 30 30 30 QPF 12hr 0.06 0.24 0.01 0.02 0 Rain shwrs C C C C C C C C C C C C C C C C C C C C C C Tstms C C S S S C C C C C C C C S S S S S S S S S Heat index 102 99 96 96 94 94100103105100 97 96 92 94100102100 96 94 94 91 94 Max heat 105 97 94 103 105 99 94 102 102 96 94 Date 08/22 Sat 08/23/25 Sun 08/24/25 Mon 08/25/25 Tue 08/26/25 EDT 6hrly 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 90 83 91 82 91 83 90 82 90 Temp 89 86 85 85 89 87 84 85 89 87 85 85 89 86 84 84 89 86 Dewpt 76 76 75 75 76 75 75 76 76 76 75 75 76 75 75 75 76 75 PWind dir W W W NE S NE NW NW NW Wind char LT LT LT LT LT LT LT GN GN Avg clouds FW FW FW FW FW FW FW FW FW FW FW FW FW FW FW FW FW FW PoP 12hr 30 30 30 30 30 30 30 30 30 Rain shwrs C C C C C C C C C C C C C C C C C C Tstms S S S S S S S S S S S S S S S S S S $$