Point Forecast Matrices
Issued by NWS San Juan, PR
Issued by NWS San Juan, PR
Versions:
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397 FOCA52 TJSJ 032103 PFMSJU Point Forecast Matrices National Weather Service San Juan PR 503 PM AST Wed Dec 3 2025 PRZ001-040800- Luis Munoz Marin International Airport-San Juan 18.43N 66.00W Elev. 9 ft 503 PM AST Wed Dec 3 2025 Date 12/03/25 Thu 12/04/25 Fri 12/05/25 Sat AST 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 74 85 76 85 74 Temp 77 76 75 74 78 84 85 81 79 78 77 76 80 84 85 80 77 76 75 74 78 Dewpt 72 72 73 72 73 74 73 73 73 73 72 72 71 71 71 72 71 71 71 71 71 RH 85 87 94 93 85 72 67 77 82 85 85 87 74 65 63 77 82 85 87 90 79 Wind dir E E E E E E E E E E E E E E E E E E E E E Wind spd 9 9 5 5 6 12 12 10 10 10 9 10 8 14 14 10 10 11 11 10 9 Clouds SC SC B2 SC SC SC B1 B2 SC SC B1 B1 CL CL CL CL B1 B1 B1 B1 FW PoP 12hr 50 50 40 40 40 QPF 12hr 0.21 0.50 0.18 0.01 0.05 Rain shwrs C S C C C C C C S C C C C C C C Heat index 91 92 86 83 89 90 84 Max heat 84 93 90 83 90 88 Date 12/06 Sun 12/07/25 Mon 12/08/25 Tue 12/09/25 Wed 12/10/25 AST 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 85 75 86 74 85 74 86 74 85 Temp 85 78 76 79 86 77 75 78 85 77 75 79 86 77 75 78 85 77 Dewpt 71 72 71 72 72 72 72 72 71 72 71 71 71 71 71 71 71 70 PWind dir E E E E E SE E E E Wind char GN GN GN LT GN LT LT LT GN Avg clouds FW FW SC SC SC FW B1 B1 B1 B1 SC SC SC CL CL FW SC SC PoP 12hr 20 40 40 40 40 30 20 30 40 Rain shwrs S S C C C C C C C C C S C C C $$ PRZ002-040800- Roosevelt Roads Naval Airstation-Ceiba PR 18.25N 65.63W Elev. 39 ft 503 PM AST Wed Dec 3 2025 Date 12/03/25 Thu 12/04/25 Fri 12/05/25 Sat AST 3hrly 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 75 84 76 84 75 Temp 78 77 76 75 79 83 84 80 78 77 77 76 79 83 84 80 78 77 76 75 79 Dewpt 74 74 74 73 75 76 75 75 74 73 73 72 73 74 73 73 72 72 72 72 73 RH 88 90 94 94 88 80 74 85 88 87 87 87 82 74 70 79 82 85 87 90 82 Wind dir E E E E E E E E E E E E E E E E E E E E E Wind spd 10 10 8 8 9 12 10 12 11 13 12 9 12 14 12 10 12 12 12 11 11 Clouds SC B2 B2 B2 B1 B2 B1 B1 SC B1 B2 B2 CL CL SC SC SC SC SC SC B1 PoP 12hr 60 60 50 30 40 QPF 12hr 0.36 0.33 0.21 0.03 0.07 Rain shwrs C C L C C L C C S C C C S S C C C C C Heat index 91 92 85 90 90 84 Max heat 84 93 90 91 89 Date 12/06 Sun 12/07/25 Mon 12/08/25 Tue 12/09/25 Wed 12/10/25 AST 6hrly 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 84 75 84 75 84 75 84 74 84 Temp 84 78 76 79 84 78 76 79 84 78 76 79 84 77 75 78 84 78 Dewpt 73 73 73 73 74 73 73 74 73 72 72 73 73 72 72 73 73 71 PWind dir E E E E E E E E E Wind char GN GN GN GN GN LT LT GN GN Avg clouds B1 SC SC SC SC FW B1 B1 B1 B1 SC B1 SC FW B1 B1 SC SC PoP 12hr 40 50 50 40 40 50 50 40 40 Rain shwrs C C S C C C C C C C C C C C C C C C $$ PRZ007-040800- Mercedita Airport-Ponce PR 18.02N 66.56W Elev. 26 ft 503 PM AST Wed Dec 3 2025 Date 12/03/25 Thu 12/04/25 Fri 12/05/25 Sat AST 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 72 87 73 87 72 Temp 76 75 73 72 78 85 87 80 77 76 74 73 79 85 87 80 76 75 73 72 78 Dewpt 68 67 68 67 67 68 70 71 70 69 68 69 68 66 71 69 67 67 66 67 67 RH 76 76 84 84 69 57 57 74 79 79 82 87 69 53 59 69 74 76 79 84 69 Wind dir NE NE NE NE NE E E E NE NE NE NE NE E E E NE NE NE NE NE Wind spd 3 4 4 3 3 11 17 10 5 5 4 4 5 13 14 11 6 6 5 8 8 Wind gust 28 25 Clouds SC FW CL SC SC SC B1 B2 SC SC SC FW CL CL SC SC CL CL CL CL CL PoP 12hr 10 50 10 5 0 QPF 12hr 0.01 0.45 0.04 0.01 0 Rain shwrs S S S S C C S S S S S S Heat index 88 92 83 87 93 83 Max heat 92 90 93 90 Date 12/06 Sun 12/07/25 Mon 12/08/25 Tue 12/09/25 Wed 12/10/25 AST 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 86 73 87 73 86 72 86 72 86 Temp 86 77 74 79 87 77 74 78 86 76 73 78 86 76 73 78 86 77 Dewpt 70 68 68 68 71 69 68 69 71 72 68 62 72 69 66 67 69 68 PWind dir E NE E E E NE E NE E Wind char GN LT GN LT LT LT GN LT GN Avg clouds FW SC SC FW FW FW CL CL FW FW FW FW FW FW CL FW FW FW PoP 12hr 5 5 0 0 5 5 10 0 5 Rain shwrs S S S S S S S S $$ PRZ008-040800- Rafael Hernandez Airport-Aguadilla PR 18.50N 67.13W Elev. 237 ft 503 PM AST Wed Dec 3 2025 Date 12/03/25 Thu 12/04/25 Fri 12/05/25 Sat AST 3hrly 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 72 84 73 84 72 Temp 75 74 73 72 77 83 84 79 76 75 74 73 77 83 84 78 75 74 73 72 77 Dewpt 73 72 71 70 73 74 76 74 74 73 72 70 72 73 73 73 72 72 70 69 71 RH 94 93 93 93 87 74 77 85 94 94 93 90 85 72 70 85 90 93 90 90 82 Wind dir E E E E E E NE E E E E E E E E E E E E E E Wind spd 10 12 10 10 11 14 18 14 17 13 11 11 12 16 17 17 18 14 13 14 16 Clouds FW FW CL FW FW FW SC SC SC SC SC SC CL CL SC SC CL CL CL CL CL PoP 12hr 5 30 10 10 0 QPF 12hr 0 0.12 0.05 0.02 0 Rain shwrs C C S S S S S S Heat index 90 93 89 90 Max heat 93 89 90 87 Date 12/06 Sun 12/07/25 Mon 12/08/25 Tue 12/09/25 Wed 12/10/25 AST 6hrly 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 84 72 85 71 84 72 84 72 85 Temp 84 75 73 77 85 75 72 76 84 75 73 77 84 75 73 77 85 76 Dewpt 73 72 71 71 74 73 70 71 74 72 70 71 74 72 69 71 73 72 PWind dir E E E E NE E NE E E Wind char BZ GN GN GN LT LT LT GN GN Avg clouds FW SC SC FW FW FW CL CL FW SC FW FW FW FW SC SC FW SC PoP 12hr 20 10 5 0 10 5 20 20 30 Rain shwrs S S S S S S S S S S S C C $$ PRZ010-040800- Eugenio Maria de Hosto Airport-Mayaguez PR 18.27N 67.15W Elev. 28 ft 503 PM AST Wed Dec 3 2025 Date 12/03/25 Thu 12/04/25 Fri 12/05/25 Sat AST 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 71 89 71 88 71 Temp 76 74 72 71 78 87 88 80 76 74 72 71 78 86 87 80 76 74 72 71 78 Dewpt 73 72 71 70 72 76 76 75 74 72 71 71 73 75 74 73 72 71 70 70 71 RH 90 93 97 97 82 70 68 85 94 93 97100 85 70 65 79 87 90 93 97 79 Wind dir NE E NE NE NE NE E NE E E E E E E E E E E E E E Wind spd 6 6 3 5 6 8 3 3 11 5 5 4 5 3 3 3 9 10 9 9 8 Clouds FW FW CL CL CL CL B2 B2 SC SC FW CL CL CL SC SC CL CL CL CL CL PoP 12hr 5 60 10 20 0 QPF 12hr 0 0.69 0.02 0.04 0 Rain shwrs C L S S S S Tstms S Heat index 98 99 85 95 95 84 Max heat 85 100 96 97 93 Date 12/06 Sun 12/07/25 Mon 12/08/25 Tue 12/09/25 Wed 12/10/25 AST 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 89 71 90 71 89 70 89 69 90 Temp 88 76 72 79 89 77 72 78 88 76 71 78 88 75 70 77 89 77 Dewpt 74 72 70 71 75 72 70 71 74 73 71 71 74 73 70 70 73 70 PWind dir E E E E E E NE E E Wind char LT LT LT LT LT LT LT LT LT Avg clouds FW SC CL CL FW SC CL CL FW SC CL CL SC B1 FW FW FW SC PoP 12hr 40 0 30 0 40 0 50 5 40 Rain shwrs C C C C C C C C C C $$ VIZ001-040800- CYRIL E. King Airport-St Thomas USVI 18.33N 64.97W Elev. 23 ft 503 PM AST Wed Dec 3 2025 Date 12/03/25 Thu 12/04/25 Fri 12/05/25 Sat AST 3hrly 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 79 86 78 86 79 Temp 81 80 79 79 82 85 86 82 80 79 79 78 81 85 86 83 81 80 79 79 82 Dewpt 75 75 75 75 76 76 75 75 74 75 74 73 74 74 74 74 73 74 73 73 73 RH 82 85 88 88 82 75 70 79 82 88 85 85 79 70 68 74 77 82 82 82 74 Wind dir E E E E E E E E E E E E E E E E E E E E E Wind spd 16 17 13 13 16 14 16 17 19 19 18 16 18 19 16 19 19 20 19 18 20 Clouds SC B1 SC SC B1 B2 B1 B1 SC B1 SC B2 SC SC SC SC SC SC SC SC SC PoP 12hr 40 50 50 30 20 QPF 12hr 0.16 0.23 0.20 0.09 0.02 Rain shwrs C C S S C C C C C C S C C C C C S S S S S Heat index 87 85 89 94 95 89 84 86 93 94 90 86 84 87 Max heat 89 87 89 96 94 84 86 94 93 86 87 Date 12/06 Sun 12/07/25 Mon 12/08/25 Tue 12/09/25 Wed 12/10/25 AST 6hrly 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 86 78 86 79 86 78 86 78 86 Temp 86 80 79 81 86 81 79 82 86 80 79 81 86 80 79 81 86 80 Dewpt 74 74 74 75 75 75 74 74 74 74 74 73 73 73 73 73 75 72 PWind dir E E E E E E E E E Wind char BZ BZ BZ BZ GN GN GN BZ BZ Avg clouds SC SC SC SC FW FW SC SC SC SC FW FW CL FW SC SC SC SC PoP 12hr 20 20 30 30 20 5 20 20 40 Rain shwrs S S S S S C C C S S S S S S S S C $$ VIZ002-040800- Henry E. Rohlsen Airport-St Croix USVI 17.70N 64.80W Elev. 74 ft 503 PM AST Wed Dec 3 2025 Date 12/03/25 Thu 12/04/25 Fri 12/05/25 Sat AST 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 74 84 75 85 74 Temp 77 76 75 74 78 83 84 80 78 77 76 75 79 84 85 80 77 76 75 74 78 Dewpt 74 74 74 74 75 75 74 74 73 73 72 72 73 73 72 72 72 72 72 72 73 RH 90 94 97100 91 77 72 82 85 87 87 90 82 70 65 77 85 87 90 93 85 Wind dir E E E E E E E E E E E E E E E E E E E E E Wind spd 12 14 12 12 14 14 17 14 14 17 14 13 14 18 16 17 17 18 19 14 16 Clouds SC B2 B1 B1 B2 B1 B1 B1 B2 B2 B2 SC SC SC SC SC SC SC SC SC SC PoP 12hr 60 50 50 10 10 QPF 12hr 0.24 0.22 0.20 0.03 0.02 Rain shwrs C L C C C C C C C C C S S S S S S S S S S Heat index 90 91 84 90 91 84 Max heat 91 90 91 88 Date 12/06 Sun 12/07/25 Mon 12/08/25 Tue 12/09/25 Wed 12/10/25 AST 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 85 74 85 75 85 74 86 74 84 Temp 85 77 75 78 85 78 76 79 85 77 75 79 86 77 75 78 84 77 Dewpt 73 73 72 74 73 73 73 73 72 73 72 73 72 72 72 73 73 73 PWind dir E E E E E E E E E Wind char BZ GN GN GN GN GN GN GN BZ Avg clouds SC SC CL FW SC SC SC SC SC SC SC FW FW SC CL FW SC FW PoP 12hr 20 10 20 20 20 10 30 20 20 Rain shwrs S S S S S S S S S S S C C S S S $$