Point Forecast Matrices
Issued by NWS San Juan, PR
Issued by NWS San Juan, PR
Versions:
1
2
939 FOCA52 TJSJ 052103 PFMSJU Point Forecast Matrices National Weather Service San Juan PR 503 PM AST Fri Dec 5 2025 PRZ001-060800- Luis Munoz Marin International Airport-San Juan 18.43N 66.00W Elev. 9 ft 503 PM AST Fri Dec 5 2025 Date 12/05/25 Sat 12/06/25 Sun 12/07/25 Mon 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 87 75 87 76 Temp 77 76 75 74 79 86 87 81 78 77 76 75 80 86 87 82 79 78 77 76 80 Dewpt 71 71 69 70 70 71 72 71 71 72 71 72 72 72 72 71 72 72 72 72 72 RH 82 85 82 87 74 61 61 72 79 85 85 90 77 63 61 69 79 82 85 87 77 Wind dir E E E E E E E E E E E E E E E E E E E SE SE Wind spd 8 11 12 10 10 14 12 10 10 9 8 9 11 14 13 11 9 6 6 5 5 Clouds B1 SC CL SC CL FW FW CL FW SC SC SC B1 B1 FW FW FW FW FW FW FW PoP 12hr 40 5 40 40 10 QPF 12hr 0.07 0.03 0.10 0.04 0.01 Rain shwrs C C C S C S S C C S S S S S Heat index 82 91 93 85 83 92 93 86 83 84 Max heat 83 82 93 91 83 93 91 84 Date 12/08 Tue 12/09/25 Wed 12/10/25 Thu 12/11/25 Fri 12/12/25 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 87 75 88 75 87 76 86 75 86 Temp 87 78 76 80 88 79 76 80 87 79 77 80 86 78 76 79 86 77 Dewpt 71 71 71 72 71 71 71 71 72 72 72 72 72 72 72 72 72 72 PWind dir E SE SE SE E E E E E Wind char GN LT GN LT GN GN GN GN GN Avg clouds SC SC FW FW FW CL CL FW FW FW FW FW FW FW FW FW FW CL PoP 12hr 40 20 20 10 10 10 10 10 10 Rain shwrs C C S S S S S S S S S S S S S $$ PRZ002-060800- Roosevelt Roads Naval Airstation-Ceiba PR 18.25N 65.63W Elev. 39 ft 503 PM AST Fri Dec 5 2025 Date 12/05/25 Sat 12/06/25 Sun 12/07/25 Mon AST 3hrly 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 76 85 75 85 75 Temp 79 78 77 76 80 84 85 80 78 77 76 75 79 84 85 80 78 77 76 75 79 Dewpt 72 71 70 71 72 74 73 73 73 73 73 72 74 74 73 74 73 74 73 73 74 RH 79 79 79 85 77 72 67 79 85 87 90 90 85 72 67 82 85 90 90 94 85 Wind dir E E E E E E E E E E E E E E E E E E E E E Wind spd 10 14 14 11 12 13 12 12 11 12 12 12 13 13 12 11 10 11 11 10 10 Clouds SC SC CL SC B1 B1 SC SC B1 B1 SC SC B1 B1 B1 B1 SC SC SC SC SC PoP 12hr 40 40 40 40 30 QPF 12hr 0.10 0.11 0.14 0.13 0.04 Rain shwrs S C C C C S S C C S S C C C C C C C C S Heat index 83 83 91 91 84 91 92 84 83 Max heat 86 83 92 89 92 90 83 Date 12/08 Tue 12/09/25 Wed 12/10/25 Thu 12/11/25 Fri 12/12/25 AST 6hrly 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 86 72 86 75 85 75 85 75 85 Temp 86 76 73 78 86 78 76 79 85 78 76 79 85 78 76 79 85 77 Dewpt 73 72 72 73 73 72 72 73 74 74 73 74 74 74 73 74 75 74 PWind dir E E SE E E E E E E Wind char GN LT GN LT GN GN GN GN BZ Avg clouds SC SC FW SC SC FW FW SC SC FW FW FW FW FW SC SC FW CL PoP 12hr 30 30 30 30 30 10 20 20 5 Rain shwrs C C S C C S S C C S S S S S S S S $$ PRZ007-060800- Mercedita Airport-Ponce PR 18.02N 66.56W Elev. 26 ft 503 PM AST Fri Dec 5 2025 Date 12/05/25 Sat 12/06/25 Sun 12/07/25 Mon 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 88 73 88 74 Temp 77 75 73 72 78 86 87 81 77 76 74 73 79 86 88 81 78 77 75 74 80 Dewpt 64 64 68 66 65 65 69 67 67 68 67 68 69 68 68 71 70 70 70 70 69 RH 64 69 84 81 64 50 55 63 71 76 79 84 72 55 52 72 76 79 84 87 69 Wind dir NE NE NE NE NE E E E NE NE NE E E E E E E NE E E E Wind spd 8 5 5 6 6 14 14 10 6 6 5 5 5 17 11 10 6 4 4 5 5 Wind gust 25 27 Clouds CL FW CL CL CL CL FW CL CL SC SC SC FW FW SC SC CL CL CL CL CL PoP 12hr 0 5 5 10 0 QPF 12hr 0 0.01 0.01 0.07 0 Rain shwrs S S S S S Heat index 88 91 83 82 90 91 85 82 Max heat 82 91 89 82 91 90 82 Date 12/08 Tue 12/09/25 Wed 12/10/25 Thu 12/11/25 Fri 12/12/25 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 88 73 88 73 88 75 87 73 86 Temp 87 77 74 79 87 77 74 79 87 79 76 80 87 77 74 78 85 75 Dewpt 71 69 67 68 67 67 63 63 67 70 69 69 69 71 70 70 70 69 PWind dir E NE E E E E E E E Wind char GN LT GN LT GN LT GN LT GN Avg clouds CL CL CL FW FW CL CL CL CL CL CL CL FW FW CL CL FW FW PoP 12hr 5 5 5 0 5 0 5 0 5 Rain shwrs S S S S S S $$ PRZ008-060800- Rafael Hernandez Airport-Aguadilla PR 18.50N 67.13W Elev. 237 ft 503 PM AST Fri Dec 5 2025 Date 12/05/25 Sat 12/06/25 Sun 12/07/25 Mon AST 3hrly 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 71 86 72 86 72 Temp 75 74 72 71 77 84 85 79 76 75 73 72 78 85 86 79 76 75 73 72 78 Dewpt 71 70 70 68 70 72 74 72 72 71 70 69 71 73 74 72 72 71 70 68 71 RH 87 87 93 90 79 67 70 79 87 87 90 90 79 67 68 79 87 87 90 87 79 Wind dir E E E E E E E E E E E E E E E E E E E SE E Wind spd 18 14 13 13 13 14 14 16 18 13 11 13 13 18 12 10 14 11 8 5 3 Clouds CL FW CL FW CL CL FW FW CL CL B1 B1 SC SC SC SC SC SC SC SC CL PoP 12hr 5 5 30 30 20 QPF 12hr 0.01 0 0.01 0.09 0.02 Rain shwrs C C C C S S S S S S Heat index 90 93 82 91 93 82 Max heat 93 90 94 90 Date 12/08 Tue 12/09/25 Wed 12/10/25 Thu 12/11/25 Fri 12/12/25 AST 6hrly 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 86 73 86 73 87 74 86 73 83 Temp 85 77 74 78 85 77 74 79 86 78 75 79 86 77 74 77 83 75 Dewpt 73 73 70 70 74 72 69 70 74 72 71 72 74 72 71 72 75 73 PWind dir E E NE E E E E E E Wind char LT LT LT LT GN GN GN BZ BZ Avg clouds FW SC CL CL CL CL CL CL FW SC CL CL FW SC FW FW FW SC PoP 12hr 30 5 0 0 40 0 20 5 30 Rain shwrs C C C C S S S S C C $$ PRZ010-060800- Eugenio Maria de Hosto Airport-Mayaguez PR 18.27N 67.15W Elev. 28 ft 503 PM AST Fri Dec 5 2025 Date 12/05/25 Sat 12/06/25 Sun 12/07/25 Mon 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 70 91 71 91 72 Temp 76 74 72 70 78 88 90 81 77 75 73 71 79 89 90 82 78 75 73 72 80 Dewpt 71 70 69 68 69 73 74 73 72 71 70 69 72 74 74 74 72 71 70 69 71 RH 85 87 90 93 74 61 60 77 85 87 90 93 79 61 60 77 82 87 90 90 74 Wind dir NE E E E E E E E E E NE E E E E E E E E E E Wind spd 11 8 6 5 6 2 4 1 9 5 4 6 6 4 5 3 3 6 5 3 3 Clouds FW FW CL CL CL CL B1 B1 CL CL B1 B1 SC SC B2 B2 FW FW FW FW CL PoP 12hr 0 40 20 50 5 QPF 12hr 0 0.20 0.01 0.47 0 Rain shwrs C C C C S S C C Heat index 96 99 86 83 97100 87 83 Max heat 84 100 96 83 101 97 83 Date 12/08 Tue 12/09/25 Wed 12/10/25 Thu 12/11/25 Fri 12/12/25 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 91 70 91 70 92 73 91 71 89 Temp 90 76 71 78 90 76 71 79 91 78 74 80 91 77 72 78 88 75 Dewpt 74 73 70 71 74 72 70 70 74 72 70 72 74 72 71 72 75 74 PWind dir E E SE E E E E E E Wind char LT LT LT LT LT LT LT LT LT Avg clouds FW FW CL CL FW SC CL CL FW SC CL CL FW SC FW FW FW SC PoP 12hr 20 5 40 0 30 0 40 5 40 Rain shwrs S S C C C C C C S S C C $$ VIZ001-060800- CYRIL E. King Airport-St Thomas USVI 18.33N 64.97W Elev. 23 ft 503 PM AST Fri Dec 5 2025 Date 12/05/25 Sat 12/06/25 Sun 12/07/25 Mon AST 3hrly 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 76 87 77 87 77 Temp 79 78 77 76 80 86 87 82 80 79 78 77 81 86 87 82 80 79 78 77 81 Dewpt 73 72 72 72 74 74 74 74 73 74 74 74 74 74 74 75 74 75 74 74 74 RH 82 82 85 87 82 68 65 77 79 85 88 90 79 68 65 79 82 88 88 90 79 Wind dir E E E E E E E E E E E E E E E E E E E E E Wind spd 21 21 18 18 18 18 16 16 18 20 20 18 18 19 16 17 17 19 17 14 16 Clouds SC SC CL SC SC SC SC SC B1 B1 SC SC SC SC B2 B2 B1 B1 B1 B1 SC PoP 12hr 20 40 40 50 40 QPF 12hr 0.06 0.08 0.13 0.14 0.05 Rain shwrs S S S S S S S C C S S S S C C C C C C S Heat index 83 85 94 95 88 84 86 94 95 88 84 86 Max heat 87 85 95 93 83 86 95 93 84 86 Date 12/08 Tue 12/09/25 Wed 12/10/25 Thu 12/11/25 Fri 12/12/25 AST 6hrly 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 86 77 86 77 87 77 86 77 87 Temp 86 80 78 81 86 80 78 81 87 80 78 81 86 80 78 81 87 80 Dewpt 74 73 74 74 73 73 73 75 75 74 75 74 75 74 75 75 75 74 PWind dir E E E E E E E E E Wind char GN GN GN GN BZ BZ BZ BZ BZ Avg clouds FW FW SC SC CL FW FW FW SC SC SC SC FW FW SC SC FW CL PoP 12hr 30 30 10 20 40 40 20 20 10 Rain shwrs S C C C S S S S C C C S S S S S $$ VIZ002-060800- Henry E. Rohlsen Airport-St Croix USVI 17.70N 64.80W Elev. 74 ft 503 PM AST Fri Dec 5 2025 Date 12/05/25 Sat 12/06/25 Sun 12/07/25 Mon 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 88 76 88 75 Temp 78 77 75 74 80 86 88 82 79 78 77 76 81 87 88 82 79 77 76 75 80 Dewpt 72 71 72 72 73 72 72 72 73 73 73 73 74 73 73 73 73 73 73 72 74 RH 82 82 90 93 79 63 59 72 82 85 87 90 79 63 61 74 82 87 90 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 19 18 16 16 17 16 16 14 17 18 17 16 14 14 14 14 14 16 14 12 13 Clouds SC SC CL FW SC SC SC SC B1 B1 CL CL SC SC B1 B1 B1 B1 B1 B1 SC PoP 12hr 20 40 40 40 40 QPF 12hr 0.02 0.06 0.11 0.12 0.05 Rain shwrs S S S S S S C C S S C C C C C C S Heat index 83 93 94 87 83 86 94 95 86 84 Max heat 85 83 95 92 86 96 93 84 Date 12/08 Tue 12/09/25 Wed 12/10/25 Thu 12/11/25 Fri 12/12/25 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 87 73 86 74 88 76 88 77 88 Temp 87 77 74 78 86 77 75 80 88 79 77 81 88 80 78 81 88 78 Dewpt 72 73 72 73 72 72 72 73 73 73 73 74 73 73 73 74 74 73 PWind dir E E E E E E E E E Wind char GN GN GN GN BZ BZ BZ BZ BZ Avg clouds FW FW SC FW CL FW FW FW SC FW SC FW FW FW FW FW FW FW PoP 12hr 20 20 10 20 20 20 10 10 10 Rain shwrs S S S S S S S S S S S S S S S S S $$