


Point Forecast Matrices
Issued by NWS Key West, FL
Issued by NWS Key West, FL
Versions:
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209 FOUS52 KKEY 310802 PFMKEY Point Forecast Matrices National Weather Service Key West FL 402 AM EDT Sun Aug 31 2025 FLZ078-312000- Key West-Monroe FL 24.55N 81.75W Elev. 3 ft 402 AM EDT Sun Aug 31 2025 Date Sun 08/31/25 Mon 09/01/25 Tue 09/02/25 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 81 91 81 92 Temp 83 85 88 90 89 85 83 83 83 83 88 89 89 84 84 83 82 83 88 90 89 85 Dewpt 77 77 78 78 78 77 77 77 77 77 78 77 78 77 77 77 76 77 77 78 78 77 RH 82 77 72 68 70 77 82 82 82 82 72 68 70 80 80 82 82 82 70 68 70 77 Wind dir SW W W W W NW W W W W W W W NW NW W W W W W W W Wind spd 4 6 8 9 8 8 6 5 5 5 6 8 8 6 5 4 3 4 5 5 6 8 Clouds SC SC SC SC B1 B1 B1 SC SC SC SC SC B1 B1 B1 SC SC SC SC B1 B1 B1 PoP 12hr 50 40 50 50 50 QPF 12hr 0.41 0.14 0.29 0.07 0.21 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 92 96102105103 96 92 92 92 92102102103 94 94 92 89 92100105103 96 Max heat 96 105 106 94 92 102 103 94 92 105 105 Date Wed 09/03/25 Thu 09/04/25 Fri 09/05/25 Sat 09/06/25 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 80 92 81 91 81 92 81 92 Temp 83 83 90 85 83 83 89 85 83 83 89 85 83 83 90 85 Dewpt 77 78 78 78 78 78 78 78 78 78 78 77 77 77 77 77 PWind dir W W W W W W SW E Wind char LT GN GN GN GN LT LT LT Avg clouds B1 SC SC B1 B1 SC SC B1 B1 SC SC B1 B1 SC SC SC PoP 12hr 50 50 40 50 40 40 50 40 Rain shwrs 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 $$ FLZ077-312000- Marathon-Monroe FL 24.72N 81.04W Elev. 5 ft 402 AM EDT Sun Aug 31 2025 Date Sun 08/31/25 Mon 09/01/25 Tue 09/02/25 EDT 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 91 80 90 80 90 Temp 82 84 87 88 88 85 84 83 82 83 87 88 88 85 84 82 81 83 87 89 88 86 Dewpt 76 76 76 77 76 75 76 76 76 76 76 77 76 76 75 76 76 76 77 76 77 76 RH 82 77 70 70 68 72 77 80 82 80 70 70 68 75 74 82 85 80 72 66 70 72 Wind dir SW W W W W NW NW W W W W W W NW NW NW NW NW W W W W Wind spd 5 8 9 9 9 8 6 4 4 5 6 8 8 8 6 4 3 3 4 6 6 8 Clouds SC SC SC SC B1 B1 B1 B1 B1 SC SC SC SC B1 B1 B1 B1 B1 B1 B1 B1 B1 PoP 12hr 50 50 50 50 50 QPF 12hr 0.34 0.24 0.32 0.09 0.18 Rain shwrs C C C C C C C C C C C C C C C C C C C C C C Tstms C C C C C C C C C C C C C C C C C C C C C C Heat index 89 93 98100 99 94 93 91 89 91 98100 99 94 92 89 87 91 99100100 96 Max heat 93 100 102 94 91 100 100 94 91 100 100 Date Wed 09/03/25 Thu 09/04/25 Fri 09/05/25 Sat 09/06/25 EDT 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 81 90 81 90 81 90 81 90 Temp 83 83 88 85 83 84 88 85 83 83 88 86 83 84 88 86 Dewpt 76 76 77 76 77 77 77 76 77 77 76 75 76 76 76 76 PWind dir W W W W SW W SW E Wind char LT GN GN GN LT LT LT LT Avg clouds SC SC B1 B1 B1 B1 SC B1 B1 B1 B1 B1 SC SC SC SC PoP 12hr 50 50 40 50 50 50 50 50 Rain shwrs C C C C C C C C C C C C C C C C Tstms C C C C C C C C C C C C C C C C $$