Point Forecast Matrices
Issued by NWS San Juan, PR
Issued by NWS San Juan, PR
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030 FOCA52 TJSJ 190903 PFMSJU Point Forecast Matrices National Weather Service San Juan PR 503 AM AST Wed Nov 19 2025 PRZ001-192000- Luis Munoz Marin International Airport-San Juan 18.43N 66.00W Elev. 9 ft 503 AM AST Wed Nov 19 2025 Date Wed 11/19/25 Thu 11/20/25 Fri 11/21/25 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 76 87 75 87 Temp 81 86 87 82 79 78 77 76 81 86 87 81 79 77 76 75 81 86 87 81 79 Dewpt 73 74 74 74 74 73 73 72 73 73 73 72 72 72 71 71 71 71 72 71 71 RH 77 68 65 77 85 85 87 87 77 65 63 74 79 85 85 87 72 61 61 72 77 Wind dir E E E E E E E E E E NE NE E E NE NE NE NE NE NE NE Wind spd 10 12 12 9 8 9 8 6 6 10 11 10 8 8 6 6 9 11 10 10 8 Clouds CL SC SC SC SC SC SC SC SC SC SC FW SC SC SC SC FW FW FW FW FW PoP 12hr 50 50 50 50 10 QPF 12hr 0.52 0.26 0.38 0.15 0.15 Rain shwrs C S S C C C C C C C S C C C C S S S S S Heat index 85 93 95 87 83 86 93 94 85 84 92 93 85 Max heat 85 95 93 86 94 92 84 93 91 Date Sat 11/22/25 Sun 11/23/25 Mon 11/24/25 Tue 11/25/25 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 87 74 87 75 88 74 88 Temp 76 81 87 78 75 80 87 79 76 81 88 78 75 81 88 79 Dewpt 69 69 69 69 69 69 69 70 69 69 70 70 70 70 71 72 PWind dir NE NE E NE E E E E Wind char GN GN LT GN GN GN GN GN Avg clouds FW SC SC FW SC SC SC SC SC SC SC SC SC SC SC SC PoP 12hr 20 20 30 30 30 30 30 30 Rain shwrs S S S S S C C C S C C C C C C C $$ PRZ002-192000- Roosevelt Roads Naval Airstation-Ceiba PR 18.25N 65.63W Elev. 39 ft 503 AM AST Wed Nov 19 2025 Date Wed 11/19/25 Thu 11/20/25 Fri 11/21/25 AST 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 86 75 86 75 86 Temp 80 85 86 81 78 77 76 75 80 85 86 81 78 77 76 75 80 85 86 81 78 Dewpt 76 76 75 75 74 74 73 73 75 75 74 74 73 73 72 72 73 74 72 73 72 RH 88 75 70 82 88 90 90 94 85 72 68 79 85 87 87 90 79 70 63 77 82 Wind dir E E E E NE NE NE E NE NE NE NE NE NE NE NE NE NE NE NE NE Wind spd 12 13 12 9 10 10 10 9 6 10 10 10 8 9 9 9 10 11 9 10 9 Clouds SC SC SC SC SC SC SC SC SC SC SC FW SC SC SC SC FW FW CL CL CL PoP 12hr 50 50 50 40 10 QPF 12hr 0.55 0.26 0.45 0.10 0.01 Rain shwrs C C C C C C C C C C C S S C S S S S Heat index 86 94 94 86 85 94 93 85 84 92 92 85 Max heat 86 95 92 85 94 91 84 93 90 Date Sat 11/22/25 Sun 11/23/25 Mon 11/24/25 Tue 11/25/25 AST 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 75 85 74 85 75 85 75 86 Temp 76 80 85 77 75 79 85 78 76 80 85 78 76 80 86 78 Dewpt 70 71 70 70 70 71 71 71 70 72 71 71 71 72 72 72 PWind dir NE NE NE NE NE NE NE E Wind char GN GN GN GN GN GN GN GN Avg clouds CL FW SC FW SC SC SC SC SC SC SC SC SC SC SC SC PoP 12hr 20 20 30 30 30 30 30 30 Rain shwrs S S S S C C C C C C C C C C C $$ PRZ007-192000- Mercedita Airport-Ponce PR 18.02N 66.56W Elev. 26 ft 503 AM AST Wed Nov 19 2025 Date Wed 11/19/25 Thu 11/20/25 Fri 11/21/25 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 73 88 72 88 Temp 80 86 87 80 77 75 74 73 80 87 88 80 77 75 73 72 80 87 87 80 76 Dewpt 70 70 71 71 71 70 70 70 70 68 71 71 70 70 69 69 70 68 69 71 69 RH 72 59 59 74 82 84 87 90 72 53 57 74 79 84 87 90 72 53 55 74 79 Wind dir NE E E E NE NE NE NE NE E E E NE NE NE N NE E E NE NE Wind spd 4 14 12 5 4 5 5 5 4 10 11 3 6 6 5 5 6 11 10 5 6 Clouds CL CL FW B2 FW CL FW CL CL CL SC SC CL CL FW FW CL CL SC SC CL PoP 12hr 60 10 50 5 20 QPF 12hr 0.67 0.03 0.54 0.02 0.34 Rain shwrs S L S S S C S S S S Tstms S Heat index 83 90 92 83 83 90 93 83 82 90 91 83 Max heat 83 92 90 83 93 91 82 92 89 Date Sat 11/22/25 Sun 11/23/25 Mon 11/24/25 Tue 11/25/25 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 71 88 71 87 71 88 71 88 Temp 72 79 87 76 72 79 87 76 72 79 87 76 72 79 88 78 Dewpt 67 67 61 66 65 66 66 68 67 68 67 65 66 67 65 67 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 SC CL CL FW SC FW FW SC SC CL FW SC SC PoP 12hr 0 20 0 40 5 40 5 50 Rain shwrs S S C C C C C C $$ PRZ008-192000- Rafael Hernandez Airport-Aguadilla PR 18.50N 67.13W Elev. 237 ft 503 AM AST Wed Nov 19 2025 Date Wed 11/19/25 Thu 11/20/25 Fri 11/21/25 AST 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 84 74 85 73 84 Temp 78 83 84 79 77 76 75 74 79 84 85 79 77 75 74 73 78 83 84 78 76 Dewpt 74 75 76 74 73 73 72 71 73 74 75 73 73 72 71 69 72 73 73 71 71 RH 88 77 77 85 87 90 90 90 82 72 72 82 87 90 90 87 82 72 70 79 85 Wind dir E E E E E E E E E E NE E E E E E E NE NE NE NE Wind spd 16 18 18 17 14 13 13 13 13 14 16 14 13 13 11 11 13 14 14 14 13 Clouds SC SC CL FW CL SC SC SC SC SC FW CL FW FW FW FW CL CL CL CL FW PoP 12hr 20 50 40 10 5 QPF 12hr 0.13 0.15 0.13 0.03 0 Rain shwrs S S S S C C C S S S S S S S Heat index 90 92 83 91 93 89 90 Max heat 92 90 83 93 90 90 87 Date Sat 11/22/25 Sun 11/23/25 Mon 11/24/25 Tue 11/25/25 AST 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 72 84 72 84 72 85 73 85 Temp 73 78 84 76 73 78 84 76 73 78 85 77 74 79 85 77 Dewpt 69 70 71 69 69 70 71 70 69 70 71 70 70 71 73 71 PWind dir NE NE E NE E E E E Wind char GN GN GN BZ GN BZ GN BZ Avg clouds FW FW FW FW SC SC SC SC SC SC SC FW CL FW SC SC PoP 12hr 5 10 20 20 5 10 5 20 Rain shwrs S S S S S S S S S S S S S S $$ PRZ010-192000- Eugenio Maria de Hosto Airport-Mayaguez PR 18.27N 67.15W Elev. 28 ft 503 AM AST Wed Nov 19 2025 Date Wed 11/19/25 Thu 11/20/25 Fri 11/21/25 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 72 90 71 90 Temp 79 87 88 81 77 75 73 72 80 88 89 81 77 74 72 71 80 88 89 80 76 Dewpt 74 76 76 75 74 73 72 72 73 76 76 75 73 72 71 70 72 74 74 73 72 RH 85 70 68 82 90 94 97100 79 68 66 82 87 93 97 97 77 63 61 79 87 Wind dir NE E E E NE NE NE NE NE NE NE NE NE NE NE NE NE NE NE NE NE Wind spd 8 4 5 4 6 9 10 9 9 8 12 11 9 11 9 9 10 11 11 11 10 Clouds CL CL SC SC SC FW FW FW FW CL SC SC CL FW FW FW CL CL FW FW CL PoP 12hr 50 40 30 10 5 QPF 12hr 0.75 0.09 0.33 0.03 0.02 Rain shwrs C C C S S S S C S S S S S S Heat index 83 98100 86 85 99101 86 84 97 99 84 Max heat 83 101 97 85 102 98 84 100 95 Date Sat 11/22/25 Sun 11/23/25 Mon 11/24/25 Tue 11/25/25 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 70 90 70 90 70 90 Temp 71 79 89 76 71 79 89 76 71 79 89 76 71 79 89 77 Dewpt 69 70 72 70 69 71 72 71 69 70 72 71 69 72 72 72 PWind dir NE NE E NE E NE E NE Wind char GN GN GN GN GN GN GN GN Avg clouds CL FW FW FW FW FW FW SC FW FW SC SC CL FW SC SC PoP 12hr 5 10 5 20 5 40 5 40 Rain shwrs S S S S C C C C $$ VIZ001-192000- CYRIL E. King Airport-St Thomas USVI 18.33N 64.97W Elev. 23 ft 503 AM AST Wed Nov 19 2025 Date Wed 11/19/25 Thu 11/20/25 Fri 11/21/25 AST 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 88 79 88 79 87 Temp 83 87 88 84 82 80 80 79 83 87 88 84 82 80 80 79 83 86 87 83 81 Dewpt 76 76 76 76 75 75 75 74 75 76 75 74 74 74 73 73 74 74 73 73 73 RH 80 70 68 77 79 85 85 85 77 70 66 72 77 82 79 82 74 68 63 72 77 Wind dir E E E E NE E NE NE NE NE NE NE NE NE NE NE NE NE NE NE NE Wind spd 17 17 16 14 16 17 16 14 14 13 13 12 12 16 14 13 16 13 12 12 14 Clouds SC SC SC SC SC SC SC SC FW SC SC SC SC SC FW FW SC SC CL CL FW PoP 12hr 40 40 20 20 20 QPF 12hr 0.34 0.19 0.30 0.05 0.02 Rain shwrs S C C C C C C C S S S S S S S S S S S Heat index 91 98 98 92 88 86 84 91 97 97 91 87 85 84 89 94 94 89 86 Max heat 91 99 97 87 91 98 95 87 89 95 93 Date Sat 11/22/25 Sun 11/23/25 Mon 11/24/25 Tue 11/25/25 AST 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 79 87 79 87 79 87 79 88 Temp 80 83 87 81 80 83 87 81 80 83 87 81 80 83 88 82 Dewpt 72 72 72 72 71 72 72 72 72 72 73 72 72 73 74 73 PWind dir NE NE NE NE NE NE E E Wind char GN GN GN GN BZ GN BZ BZ Avg clouds FW SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC PoP 12hr 20 20 30 30 30 30 30 30 Rain shwrs S S S S S C C C C C C C C C C C $$ VIZ002-192000- Henry E. Rohlsen Airport-St Croix USVI 17.70N 64.80W Elev. 74 ft 503 AM AST Wed Nov 19 2025 Date Wed 11/19/25 Thu 11/20/25 Fri 11/21/25 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 87 75 86 Temp 80 86 87 81 79 77 76 75 81 86 87 81 79 77 76 75 80 85 86 81 78 Dewpt 76 75 75 74 74 74 74 74 75 74 74 74 73 73 73 73 73 73 73 72 72 RH 88 70 68 79 85 90 94 97 82 68 65 79 82 87 90 94 79 67 65 74 82 Wind dir E E E E E NE NE NE NE NE NE NE NE NE NE NE NE NE NE NE NE Wind spd 13 16 13 12 14 14 13 12 12 13 12 12 12 12 11 12 13 13 11 12 13 Clouds SC SC SC SC SC SC SC SC SC SC SC SC FW FW FW FW SC SC FW FW CL PoP 12hr 50 20 20 20 20 QPF 12hr 0.40 0.13 0.30 0.05 0.02 Rain shwrs C C C C S S S S S S S S S S S S S S S S Heat index 85 95 95 86 86 94 95 86 84 91 92 85 Max heat 85 96 93 86 95 93 84 93 90 Date Sat 11/22/25 Sun 11/23/25 Mon 11/24/25 Tue 11/25/25 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 87 75 86 75 86 75 86 Temp 76 81 87 79 76 80 86 78 76 80 86 78 76 80 86 78 Dewpt 71 71 71 71 70 71 71 72 71 72 72 72 72 72 73 73 PWind dir NE NE NE E NE NE E E Wind char GN GN GN GN GN GN GN BZ Avg clouds CL FW SC SC SC SC SC FW SC SC SC SC SC SC SC SC PoP 12hr 20 20 30 30 30 30 30 20 Rain shwrs S S S S C C S S C C C C C S S $$