Point Forecast Matrices
Issued by NWS San Juan, PR
Issued by NWS San Juan, PR
691 FOCA52 TJSJ 010903 PFMSJU Point Forecast Matrices National Weather Service San Juan PR 503 AM AST Mon Dec 1 2025 PRZ001-012000- Luis Munoz Marin International Airport-San Juan 18.43N 66.00W Elev. 9 ft 503 AM AST Mon Dec 1 2025 Date Mon 12/01/25 Tue 12/02/25 Wed 12/03/25 AST 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 85 74 86 74 86 Temp 79 84 85 80 77 76 75 74 79 85 86 80 77 76 75 74 79 85 86 81 78 Dewpt 70 71 71 71 71 71 71 71 72 72 72 72 72 71 71 71 71 72 72 72 72 RH 74 65 63 74 82 85 87 90 79 65 63 77 85 85 87 90 77 65 63 74 82 Wind dir E E NE NE NE NE NE N NE NE NE E SE SE SE N SE E E E E Wind spd 8 10 10 9 9 8 6 4 6 6 6 5 5 4 4 3 3 5 10 10 8 Clouds B1 B1 B1 B1 B2 B2 B2 B2 B2 B2 B2 B2 B2 B2 SC SC B1 B1 B2 B2 SC PoP 12hr 50 60 60 50 50 QPF 12hr 0.17 0.31 0.23 0.14 0.17 Rain shwrs C C C C C C L L L L L L C C C C C C C C C Tstms S S S S S S S S S S Heat index 89 90 83 91 92 84 91 92 85 Max heat 90 88 92 90 92 90 Date Thu 12/04/25 Fri 12/05/25 Sat 12/06/25 Sun 12/07/25 AST 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 75 86 76 86 75 86 75 86 Temp 76 79 86 79 77 80 86 78 76 79 86 78 76 79 86 78 Dewpt 71 72 73 73 72 72 72 72 72 72 72 71 71 72 72 72 PWind dir E E E E E E E E Wind char LT GN GN GN GN GN GN GN Avg clouds B1 B1 B1 B1 B2 B2 B1 B1 SC SC SC SC SC SC SC B1 PoP 12hr 50 50 50 50 30 30 20 40 Rain shwrs C C C C C C C C C C C S S S C C Tstms S S $$ PRZ002-012000- Roosevelt Roads Naval Airstation-Ceiba PR 18.25N 65.63W Elev. 39 ft 503 AM AST Mon Dec 1 2025 Date Mon 12/01/25 Tue 12/02/25 Wed 12/03/25 AST 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 84 74 84 75 84 Temp 79 83 84 79 77 76 75 74 78 83 84 80 78 77 76 75 79 83 84 80 78 Dewpt 72 73 72 72 72 72 71 72 73 74 74 73 72 72 72 72 73 73 73 73 72 RH 79 72 67 79 85 87 87 93 85 74 72 79 82 85 87 90 82 72 70 79 82 Wind dir E NE NE NE NE N N N NE NE E SE SE SE E SE E E E E E Wind spd 9 10 9 9 9 9 6 6 6 5 4 4 4 5 5 3 4 6 8 6 8 Clouds B1 B1 B2 B1 B2 B2 B2 B2 B2 B2 B2 B2 B2 B2 B2 B2 B1 B1 B1 B1 SC PoP 12hr 50 60 60 50 40 QPF 12hr 0.18 0.31 0.18 0.18 0.17 Rain shwrs C C C C C C L L L L L L C C C C C C C C C Tstms S S S S S S S S S S S S S Heat index 89 89 89 91 83 89 90 84 Max heat 90 87 91 89 90 88 Date Thu 12/04/25 Fri 12/05/25 Sat 12/06/25 Sun 12/07/25 AST 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 76 84 76 84 76 85 75 85 Temp 77 79 84 78 77 79 84 78 77 80 85 78 76 79 85 79 Dewpt 73 74 75 73 73 74 74 73 72 73 73 72 72 73 73 73 PWind dir E E E E E E E E Wind char GN GN GN GN GN GN GN GN Avg clouds B1 B1 B1 B2 B2 B2 B2 B1 B2 B1 B1 B1 B1 B1 B1 B1 PoP 12hr 50 60 60 60 50 40 40 40 Rain shwrs C C L L L L L C C C C C C C C C Tstms S S S S S S S S $$ PRZ007-012000- Mercedita Airport-Ponce PR 18.02N 66.56W Elev. 26 ft 503 AM AST Mon Dec 1 2025 Date Mon 12/01/25 Tue 12/02/25 Wed 12/03/25 AST 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 86 71 85 72 85 Temp 78 84 86 79 75 74 72 71 77 83 85 79 76 74 73 72 77 84 85 79 76 Dewpt 71 72 73 73 71 70 69 69 72 73 75 75 74 72 70 70 72 74 74 75 73 RH 79 67 65 82 87 87 90 93 85 72 72 88 94 93 90 93 85 72 70 88 90 Wind dir NE E E NE NE N N N N SE SE SE N NE NE NE NE E SE E NE Wind spd 5 11 11 4 5 5 4 3 3 6 5 2 2 3 4 4 3 8 11 6 4 Clouds FW FW B2 B2 SC FW FW SC SC SC OV OV B2 B2 FW FW FW FW B2 B2 SC PoP 12hr 50 20 70 60 50 QPF 12hr 0.17 0.03 0.61 0.24 0.22 Rain shwrs C C S S S S L L L L C C C Tstms S S S S S S S S Heat index 90 93 90 93 90 92 Max heat 93 90 94 90 93 90 Date Thu 12/04/25 Fri 12/05/25 Sat 12/06/25 Sun 12/07/25 AST 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 73 86 73 86 73 86 72 86 Temp 74 78 86 77 74 78 86 77 74 78 86 76 73 78 86 77 Dewpt 70 72 75 74 71 73 75 73 70 72 74 71 70 72 74 72 PWind dir NE E NE E NE E NE E Wind char LT GN LT GN LT GN LT GN Avg clouds SC FW FW B1 SC SC SC SC SC SC FW FW CL FW SC FW PoP 12hr 30 40 20 40 10 10 10 10 Rain shwrs C C C S S C C S S S S S S $$ PRZ008-012000- Rafael Hernandez Airport-Aguadilla PR 18.50N 67.13W Elev. 237 ft 503 AM AST Mon Dec 1 2025 Date Mon 12/01/25 Tue 12/02/25 Wed 12/03/25 AST 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 83 73 83 73 83 Temp 76 82 83 78 76 75 74 73 77 82 83 78 76 75 74 73 77 82 83 78 76 Dewpt 71 72 73 72 71 71 70 70 72 73 74 73 72 72 70 70 71 73 74 72 72 RH 85 72 72 82 85 87 87 90 85 74 74 85 87 90 87 90 82 74 74 82 87 Wind dir E E NE NE NE NE NE NE NE NE NE NE NE E E E E E NE NE E Wind spd 13 14 14 14 13 12 12 12 9 10 11 10 9 6 4 2 3 4 10 11 11 Clouds SC SC SC SC SC SC B1 SC B2 SC SC SC B1 B1 SC SC SC SC SC SC SC PoP 12hr 20 50 50 40 30 QPF 12hr 0.04 0.12 0.07 0.08 0.09 Rain shwrs S S S S S S C C C S S S C C C C S S C C S Tstms S Heat index 87 88 87 89 87 89 Max heat 89 86 90 87 90 86 Date Thu 12/04/25 Fri 12/05/25 Sat 12/06/25 Sun 12/07/25 AST 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 73 84 74 84 73 84 72 84 Temp 74 77 84 77 75 78 84 76 74 77 84 75 73 77 84 76 Dewpt 70 72 74 73 72 73 74 73 72 72 73 72 70 72 74 72 PWind dir E E E E E E E E Wind char GN GN GN BZ GN BZ GN BZ Avg clouds SC SC SC SC SC SC SC SC CL CL FW SC CL CL FW FW PoP 12hr 10 30 20 40 0 30 0 10 Rain shwrs S S C C S S C C C C S S $$ PRZ010-012000- Eugenio Maria de Hosto Airport-Mayaguez PR 18.27N 67.15W Elev. 28 ft 503 AM AST Mon Dec 1 2025 Date Mon 12/01/25 Tue 12/02/25 Wed 12/03/25 AST 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 89 71 88 71 88 Temp 78 87 88 80 76 74 72 71 78 86 87 80 76 74 72 71 78 86 88 80 77 Dewpt 72 74 73 73 72 72 71 70 73 75 75 74 73 73 72 71 72 75 75 75 73 RH 82 65 61 79 87 93 97 97 85 70 68 82 90 97100100 82 70 66 85 87 Wind dir E NE NE NE NE NE NE NE NE NE NE NE NE E S N E E NW NE NE Wind spd 9 8 10 12 10 10 9 9 6 6 5 6 8 5 4 3 3 2 5 5 5 Clouds FW FW SC B1 SC FW SC FW B1 SC B2 B2 B2 B2 B1 B1 FW FW OV OV B1 PoP 12hr 40 40 50 50 70 QPF 12hr 0.09 0.05 0.14 0.16 0.49 Rain shwrs S C S S C S C C C C C C L L C Tstms S S S S S S Heat index 95 96 84 95 97 84 95 97 85 Max heat 98 94 98 94 98 94 Date Thu 12/04/25 Fri 12/05/25 Sat 12/06/25 Sun 12/07/25 AST 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 72 89 72 89 71 90 70 88 Temp 73 79 88 77 73 79 88 76 72 79 89 76 71 77 87 76 Dewpt 71 72 75 74 72 73 75 74 71 72 74 73 70 71 75 73 PWind dir E NE E E E E E E Wind char LT LT GN LT GN LT GN LT Avg clouds SC FW SC B1 SC SC B1 B1 CL FW SC SC CL CL FW SC PoP 12hr 40 60 20 60 5 40 0 20 Rain shwrs C L L S S L L C C S S Tstms S S S S $$ VIZ001-012000- CYRIL E. King Airport-St Thomas USVI 18.33N 64.97W Elev. 23 ft 503 AM AST Mon Dec 1 2025 Date Mon 12/01/25 Tue 12/02/25 Wed 12/03/25 AST 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 86 77 86 79 87 Temp 81 85 86 82 80 79 78 77 81 85 86 83 81 80 79 79 82 86 87 83 81 Dewpt 74 74 73 73 73 74 74 74 75 74 74 74 74 74 74 73 74 74 74 74 74 RH 79 70 65 74 79 85 88 90 82 70 68 74 79 82 85 82 77 68 65 74 79 Wind dir E NE NE NE NE NE NE NE NE E SE SE E E SE SE E E E E E Wind spd 14 13 11 12 13 13 11 9 9 9 8 10 10 10 10 8 8 10 11 12 12 Clouds SC B1 B1 B2 B2 B2 B2 B2 B2 B2 B2 B2 B2 B2 B2 B2 B1 B1 B1 B1 SC PoP 12hr 50 60 50 50 40 QPF 12hr 0.18 0.31 0.11 0.17 0.16 Rain shwrs C C C C C C C L C C C C C C C C C C C C C Tstms S S S S S S S S S S S S S Heat index 87 93 93 87 83 86 93 94 89 86 85 84 88 94 95 90 87 Max heat 87 93 92 83 86 94 92 86 88 95 94 Date Thu 12/04/25 Fri 12/05/25 Sat 12/06/25 Sun 12/07/25 AST 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 79 87 79 87 79 87 78 87 Temp 80 82 87 81 80 82 87 81 80 82 87 81 79 82 87 81 Dewpt 75 75 75 75 75 75 75 74 74 75 74 74 75 75 75 74 PWind dir E E E E E E E E Wind char GN GN BZ BZ BZ BZ BZ BZ Avg clouds SC SC B1 B2 B2 B2 B2 B1 SC SC SC SC SC SC SC SC PoP 12hr 30 50 60 60 30 30 20 40 Rain shwrs C C C C C L L C C C C S S S S C Tstms S S S $$ VIZ002-012000- Henry E. Rohlsen Airport-St Croix USVI 17.70N 64.80W Elev. 74 ft 503 AM AST Mon Dec 1 2025 Date Mon 12/01/25 Tue 12/02/25 Wed 12/03/25 AST 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 86 73 85 75 86 Temp 79 85 86 80 77 75 74 73 78 84 85 80 78 77 76 75 79 85 86 81 78 Dewpt 72 73 72 72 71 72 71 72 73 73 73 72 72 72 72 71 73 73 73 72 73 RH 79 67 63 77 82 90 90 97 85 70 67 77 82 85 87 87 82 67 65 74 85 Wind dir E E NE NE NE NE NE NE E E SE SE E SE E E E E E E E Wind spd 12 11 11 11 11 10 9 8 6 9 8 9 8 9 9 8 6 11 12 11 11 Clouds SC SC B1 SC B1 B1 B2 B2 B2 B2 B2 B2 B2 B2 B2 B2 B2 B2 B1 B1 SC PoP 12hr 40 50 50 50 50 QPF 12hr 0.12 0.21 0.10 0.18 0.16 Rain shwrs C C C 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 Heat index 83 91 92 83 90 91 84 83 91 93 85 Max heat 83 92 90 92 89 83 93 91 Date Thu 12/04/25 Fri 12/05/25 Sat 12/06/25 Sun 12/07/25 AST 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 75 86 75 86 75 88 75 87 Temp 76 79 86 78 76 79 86 78 76 80 88 79 76 80 87 78 Dewpt 73 75 75 73 73 74 74 73 72 74 73 73 73 74 74 73 PWind dir E E E E E E E E Wind char GN GN BZ BZ BZ GN BZ GN Avg clouds SC B1 B1 B2 B2 B2 B1 SC SC SC SC SC SC SC SC SC PoP 12hr 30 50 50 50 30 30 30 30 Rain shwrs C C C C C C C C C C C S S C C S Tstms S S $$