Point Forecast Matrices
Issued by NWS San Juan, PR
Issued by NWS San Juan, PR
441 FOCA52 TJSJ 250903 PFMSJU Point Forecast Matrices National Weather Service San Juan PR 503 AM AST Tue Nov 25 2025 PRZ001-252000- Luis Munoz Marin International Airport-San Juan 18.43N 66.00W Elev. 9 ft 503 AM AST Tue Nov 25 2025 Date Tue 11/25/25 Wed 11/26/25 Thu 11/27/25 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 87 75 86 75 87 Temp 80 86 87 81 79 77 76 75 80 85 86 81 78 77 76 75 81 86 87 82 79 Dewpt 71 70 71 71 71 71 70 70 71 71 71 71 72 71 71 71 72 72 72 72 72 RH 74 59 59 72 77 82 82 84 74 63 61 72 82 82 85 87 74 63 61 72 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 11 14 14 12 11 11 12 11 11 16 16 12 11 11 10 11 11 16 14 12 10 Clouds SC SC SC B1 SC SC B1 B2 SC SC SC B1 B1 B1 B1 B1 B1 B1 B1 B1 SC PoP 12hr 40 50 40 40 40 QPF 12hr 0.12 0.11 0.13 0.16 0.16 Rain shwrs C C C C S C C C C C C C C C C C C C C C C Heat index 84 91 92 85 84 90 91 84 85 92 93 86 83 Max heat 84 93 91 84 91 89 85 93 91 Date Fri 11/28/25 Sat 11/29/25 Sun 11/30/25 Mon 12/01/25 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 87 76 87 76 87 75 86 Temp 77 81 87 79 77 81 87 79 77 81 87 78 76 79 86 78 Dewpt 71 72 72 72 72 72 72 72 72 72 72 72 71 72 72 72 PWind dir E E E E E E E E Wind char GN GN GN GN GN BZ GN GN Avg clouds SC B1 B1 SC SC B1 B1 B1 B2 B1 B1 B1 B1 B1 B1 B1 PoP 12hr 40 40 30 50 50 50 50 50 Rain shwrs C C C C C C C C C C C C C C C C $$ PRZ002-252000- Roosevelt Roads Naval Airstation-Ceiba PR 18.25N 65.63W Elev. 39 ft 503 AM AST Tue Nov 25 2025 Date Tue 11/25/25 Wed 11/26/25 Thu 11/27/25 AST 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 84 75 86 76 85 Temp 79 83 84 80 78 76 76 75 80 85 86 81 79 78 77 76 80 84 85 80 78 Dewpt 72 73 73 73 72 72 71 71 72 73 72 73 72 72 72 73 74 74 74 73 73 RH 79 72 70 79 82 87 85 87 77 67 63 77 79 82 85 90 82 72 70 79 85 Wind dir E E E E NE E E E E E E E E E E E E E E E E Wind spd 13 13 13 12 12 12 13 14 14 16 13 12 13 13 12 13 14 16 13 12 10 Clouds SC SC SC B1 SC SC B1 B1 B1 SC SC B1 B1 B1 B2 B2 SC SC B1 B1 SC PoP 12hr 40 40 40 50 40 QPF 12hr 0.12 0.11 0.13 0.17 0.14 Rain shwrs C C S C C C C C C C C C C C C C C C C C C Heat index 89 90 83 84 92 92 86 85 92 92 84 Max heat 90 88 84 92 90 85 92 90 Date Fri 11/28/25 Sat 11/29/25 Sun 11/30/25 Mon 12/01/25 AST 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 75 85 75 84 76 85 75 86 Temp 76 80 85 78 76 79 84 78 77 80 85 78 76 79 86 78 Dewpt 73 74 74 74 73 74 74 73 73 73 73 73 73 73 74 73 PWind dir E E E E E E E E Wind char GN GN GN GN GN BZ GN BZ Avg clouds SC B1 B1 SC SC B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 PoP 12hr 40 40 40 50 50 40 40 30 Rain shwrs C C C C C C C C C C C C C C C C $$ PRZ007-252000- Mercedita Airport-Ponce PR 18.02N 66.56W Elev. 26 ft 503 AM AST Tue Nov 25 2025 Date Tue 11/25/25 Wed 11/26/25 Thu 11/27/25 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 87 72 86 73 88 Temp 78 85 87 80 77 74 73 72 79 85 86 80 77 75 74 73 80 87 88 81 78 Dewpt 67 68 65 68 67 67 67 66 67 62 63 65 68 68 67 67 68 67 67 68 68 RH 69 57 48 67 71 79 81 81 67 46 46 60 74 79 79 81 67 52 50 65 71 Wind dir NE E E E NE NE NE NE NE E E E NE NE NE NE E E E E NE Wind spd 6 13 13 11 9 8 8 8 6 16 14 10 6 5 5 6 5 14 16 11 6 Wind gust 24 24 27 25 25 27 Clouds CL SC FW SC CL FW CL SC CL CL FW FW CL CL FW FW CL CL SC SC CL PoP 12hr 20 10 5 5 10 QPF 12hr 0.04 0.01 0.01 0.01 0.03 Rain shwrs S S S S S S S Heat index 89 88 82 85 86 81 83 89 91 83 Max heat 89 87 87 85 83 91 89 Date Fri 11/28/25 Sat 11/29/25 Sun 11/30/25 Mon 12/01/25 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 87 73 87 74 88 74 86 Temp 74 80 87 77 74 80 87 78 75 81 88 78 75 79 86 77 Dewpt 67 67 68 68 67 67 68 69 68 68 68 69 68 69 67 70 PWind dir NE E NE E NE E NE E Wind char LT GN LT GN LT GN LT GN Avg clouds CL FW FW FW CL FW SC FW FW FW FW FW CL FW SC FW PoP 12hr 0 10 0 10 0 0 10 10 Rain shwrs S S S S S S $$ PRZ008-252000- Rafael Hernandez Airport-Aguadilla PR 18.50N 67.13W Elev. 237 ft 503 AM AST Tue Nov 25 2025 Date Tue 11/25/25 Wed 11/26/25 Thu 11/27/25 AST 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 84 71 84 73 85 Temp 78 83 84 78 75 73 72 71 77 83 84 79 76 75 74 73 79 84 85 79 76 Dewpt 72 73 73 72 71 72 71 69 71 72 73 72 72 72 71 69 72 73 74 73 72 RH 82 72 70 82 87 97 97 93 82 70 70 79 87 90 90 87 79 70 70 82 87 Wind dir E E E E E E E E E E E E E E E E E E E E E Wind spd 11 19 20 19 18 17 16 16 14 19 20 21 18 16 16 16 14 17 20 18 18 Clouds SC SC SC CL FW FW SC SC FW CL SC CL SC SC SC SC CL CL FW FW CL PoP 12hr 30 30 30 30 5 QPF 12hr 0.06 0.03 0.03 0.07 0.01 Rain shwrs S C C C S S C C S S Heat index 89 89 88 90 90 92 Max heat 90 87 90 88 92 89 Date Fri 11/28/25 Sat 11/29/25 Sun 11/30/25 Mon 12/01/25 AST 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 72 85 74 84 74 85 74 84 Temp 73 78 85 77 75 79 84 77 75 79 85 77 75 78 84 77 Dewpt 71 72 74 73 71 72 74 72 71 72 74 72 71 72 74 72 PWind dir E E E E E E E E Wind char GN BZ GN BZ BZ BZ BZ BZ Avg clouds CL FW SC SC SC SC SC SC B1 SC SC FW FW SC SC FW PoP 12hr 20 30 30 40 40 20 10 10 Rain shwrs S S C C C S C C C S S S S S S $$ PRZ010-252000- Eugenio Maria de Hosto Airport-Mayaguez PR 18.27N 67.15W Elev. 28 ft 503 AM AST Tue Nov 25 2025 Date Tue 11/25/25 Wed 11/26/25 Thu 11/27/25 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 69 89 71 90 Temp 78 87 88 79 75 72 70 69 78 87 88 80 76 74 72 71 80 88 89 80 76 Dewpt 72 74 73 72 71 71 70 69 71 73 73 73 72 71 70 70 72 74 75 74 72 RH 82 65 61 79 87 97100100 79 63 61 79 87 90 93 97 77 63 64 82 87 Wind dir NE E E NE NE NE NE NE E E E E E E E E E E E NE E Wind spd 9 12 9 12 12 12 11 11 8 8 5 12 11 10 8 10 8 3 4 5 10 Clouds CL SC SC SC FW FW CL CL CL CL CL SC SC SC FW FW CL CL B1 B1 CL PoP 12hr 30 5 10 10 40 QPF 12hr 0.04 0.01 0.02 0.02 0.09 Rain shwrs S S C S S S S C C Heat index 95 96 94 96 84 84 97100 84 Max heat 97 93 97 94 84 100 96 Date Fri 11/28/25 Sat 11/29/25 Sun 11/30/25 Mon 12/01/25 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 70 90 71 90 71 90 72 89 Temp 71 79 89 77 72 80 89 77 72 80 89 77 73 79 88 77 Dewpt 70 72 75 73 70 72 75 73 71 73 75 72 70 72 75 73 PWind dir E E E E E E E NE Wind char GN LT LT LT GN GN GN BZ Avg clouds CL CL FW SC FW FW SC SC FW FW SC SC CL FW FW SC PoP 12hr 0 40 0 40 0 50 0 20 Rain shwrs C C C C C C S S $$ VIZ001-252000- CYRIL E. King Airport-St Thomas USVI 18.33N 64.97W Elev. 23 ft 503 AM AST Tue Nov 25 2025 Date Tue 11/25/25 Wed 11/26/25 Thu 11/27/25 AST 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 87 78 87 79 87 Temp 82 86 87 83 81 79 79 78 82 86 87 83 81 80 80 79 83 86 87 83 81 Dewpt 73 74 74 74 73 73 73 72 73 74 73 74 74 74 73 74 74 75 75 74 74 RH 74 68 65 74 77 82 82 82 74 68 63 74 79 82 79 85 74 70 68 74 79 Wind dir E E E E E E E E E E E E E E E E E E E E E Wind spd 17 19 18 20 20 21 23 20 20 19 17 19 21 21 21 21 21 20 18 17 18 Clouds CL FW CL CL SC SC SC CL SC SC CL SC SC SC B1 B1 SC SC SC SC FW PoP 12hr 30 30 20 40 20 QPF 12hr 0.02 0.05 0.03 0.11 0.05 Rain shwrs C C S S S S S S C C S S S S Heat index 87 94 95 88 85 83 88 94 94 89 87 85 83 89 95 96 90 87 Max heat 87 95 93 84 88 95 93 86 89 96 94 Date Fri 11/28/25 Sat 11/29/25 Sun 11/30/25 Mon 12/01/25 AST 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 79 87 79 87 79 87 79 87 Temp 80 83 87 81 80 83 87 81 80 83 87 81 80 82 87 81 Dewpt 74 75 75 74 74 75 75 74 74 75 75 74 74 75 75 74 PWind dir E E E E E E E E Wind char BZ BZ BZ BZ BZ BZ BZ BZ Avg clouds FW SC SC SC SC SC SC SC B1 B1 SC SC SC SC SC SC PoP 12hr 30 30 10 30 30 30 30 30 Rain shwrs C C C C S S S C C C C S S C C S $$ VIZ002-252000- Henry E. Rohlsen Airport-St Croix USVI 17.70N 64.80W Elev. 74 ft 503 AM AST Tue Nov 25 2025 Date Tue 11/25/25 Wed 11/26/25 Thu 11/27/25 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 75 88 75 86 Temp 79 84 85 80 78 77 76 75 81 87 88 82 79 77 76 75 80 85 86 81 79 Dewpt 71 71 72 72 71 72 71 71 72 72 72 72 72 73 73 72 73 74 73 73 73 RH 77 65 65 77 79 85 85 87 74 61 59 72 79 87 90 90 79 70 65 77 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 14 17 16 16 16 16 18 16 17 17 16 16 18 17 18 17 18 19 18 16 14 Clouds FW CL CL SC SC SC SC CL CL CL CL SC SC SC SC SC SC SC CL CL FW PoP 12hr 30 20 10 20 20 QPF 12hr 0.03 0.03 0.01 0.05 0.04 Rain shwrs C S S S S S S S S S S Heat index 82 89 90 84 85 93 94 86 85 92 93 86 Max heat 82 91 89 85 95 92 85 93 91 Date Fri 11/28/25 Sat 11/29/25 Sun 11/30/25 Mon 12/01/25 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 86 76 86 75 85 75 87 Temp 77 81 86 79 77 81 86 78 76 80 85 78 76 80 87 78 Dewpt 73 74 73 74 73 74 73 73 73 74 73 73 73 74 74 73 PWind dir E E E E E E E E Wind char GN BZ GN BZ BZ BZ BZ BZ Avg clouds SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC PoP 12hr 20 30 30 20 30 30 30 20 Rain shwrs S S S C C C S S S C C C C C S S $$