Point Forecast Matrices
Issued by NWS San Juan, PR
Issued by NWS San Juan, PR
Versions:
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405 FOCA52 TJSJ 120903 PFMSJU Point Forecast Matrices National Weather Service San Juan PR 503 AM AST Wed Nov 12 2025 PRZ001-122000- Luis Munoz Marin International Airport-San Juan 18.43N 66.00W Elev. 9 ft 503 AM AST Wed Nov 12 2025 Date Wed 11/12/25 Thu 11/13/25 Fri 11/14/25 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 77 87 76 87 Temp 82 86 87 82 80 79 78 77 82 86 87 82 79 78 77 76 81 86 87 82 79 Dewpt 74 73 73 73 74 74 73 73 74 74 74 74 73 73 72 72 72 72 72 71 71 RH 77 65 63 74 82 85 85 87 77 68 65 77 82 85 85 87 74 63 61 69 77 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 13 13 12 10 11 9 8 9 12 11 10 8 6 5 4 5 8 10 9 5 Clouds SC SC SC SC B2 B1 SC SC B1 B1 SC SC SC SC B1 B1 SC SC CL CL SC PoP 12hr 50 50 40 40 20 QPF 12hr 0.09 0.12 0.15 0.09 0.02 Rain shwrs C S C S C C S S C C C C S S C C S S S Heat index 87 93 94 87 84 87 94 95 87 83 86 92 93 86 82 Max heat 87 94 92 83 87 95 93 86 93 91 Date Sat 11/15/25 Sun 11/16/25 Mon 11/17/25 Tue 11/18/25 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 75 87 76 87 76 87 Temp 77 81 87 79 76 81 86 79 77 81 87 79 77 81 87 79 Dewpt 71 71 71 71 71 71 72 71 71 72 72 72 72 72 73 73 PWind dir SE E SE E SE E SE E Wind char LT LT LT LT LT GN LT GN Avg clouds SC SC SC SC SC SC SC SC SC SC SC FW FW FW FW FW PoP 12hr 20 50 30 40 30 30 20 20 Rain shwrs S S C C C C C C S C C S S S S S $$ PRZ002-122000- Roosevelt Roads Naval Airstation-Ceiba PR 18.25N 65.63W Elev. 39 ft 503 AM AST Wed Nov 12 2025 Date Wed 11/12/25 Thu 11/13/25 Fri 11/14/25 AST 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 88 78 88 75 87 Temp 82 87 88 83 81 80 79 78 83 87 88 82 79 77 76 75 81 86 87 80 77 Dewpt 75 75 75 75 74 74 74 74 76 76 75 75 75 74 74 73 74 74 72 73 73 RH 79 68 66 77 79 82 85 88 80 70 66 79 88 90 94 94 79 68 61 79 87 Wind dir E E NE E E E E E E E E E E E E E E E E E E Wind spd 10 13 12 11 11 12 11 10 11 11 10 9 8 9 8 6 6 6 6 4 5 Clouds SC SC SC SC B1 SC B1 B1 B1 B1 B1 B1 SC SC B1 B1 SC SC SC SC SC PoP 12hr 40 40 40 40 30 QPF 12hr 0.06 0.14 0.18 0.10 0.07 Rain shwrs C S C C C S C C C C C C C C C C S S C C C Heat index 88 97 97 90 86 84 90 98 97 88 86 94 93 84 Max heat 88 98 96 85 90 98 95 86 94 91 Date Sat 11/15/25 Sun 11/16/25 Mon 11/17/25 Tue 11/18/25 AST 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 73 87 72 87 73 86 74 86 Temp 74 80 87 77 73 79 86 77 74 79 86 78 75 80 86 78 Dewpt 72 73 72 72 71 73 73 73 71 73 73 73 73 74 74 73 PWind dir E E NE E E E E E Wind char LT LT LT LT LT GN GN GN Avg clouds SC SC SC SC SC SC SC SC SC SC SC SC SC SC FW FW PoP 12hr 30 30 20 30 30 30 30 20 Rain shwrs C C C C S S C C S C C C C C S S $$ PRZ007-122000- Mercedita Airport-Ponce PR 18.02N 66.56W Elev. 26 ft 503 AM AST Wed Nov 12 2025 Date Wed 11/12/25 Thu 11/13/25 Fri 11/14/25 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 74 86 72 87 Temp 81 87 88 81 78 76 75 74 80 85 86 79 76 74 73 72 79 86 87 80 77 Dewpt 70 68 71 72 70 70 70 69 70 70 72 72 71 69 69 69 69 70 69 68 68 RH 69 53 57 74 76 82 84 84 72 61 63 79 85 84 87 90 72 59 55 67 74 Wind dir NE E E E NE NE NE NE E E SE E NE NE NE NE E E SE SE E Wind spd 4 12 14 10 6 6 4 4 4 12 11 8 5 4 3 4 3 9 10 5 3 Wind gust 25 Clouds FW FW SC SC FW CL SC SC SC FW SC SC SC SC FW FW CL CL FW FW CL PoP 12hr 20 30 30 5 5 QPF 12hr 0.03 0.02 0.01 0.01 0.01 Rain shwrs S S S S C S S S S Heat index 85 91 94 86 83 90 92 82 82 90 91 83 Max heat 85 94 92 83 92 90 82 91 88 Date Sat 11/15/25 Sun 11/16/25 Mon 11/17/25 Tue 11/18/25 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 71 87 73 86 74 87 Temp 74 80 87 76 72 78 86 77 74 79 85 77 75 80 87 78 Dewpt 66 66 70 69 68 69 70 69 67 68 71 71 69 69 71 70 PWind dir NE E NE E NE E NE E Wind char LT LT LT LT LT LT LT GN Avg clouds CL CL FW FW CL CL FW SC CL CL CL CL CL FW FW FW PoP 12hr 0 20 5 30 5 5 5 20 Rain shwrs S S C C S S S $$ PRZ008-122000- Rafael Hernandez Airport-Aguadilla PR 18.50N 67.13W Elev. 237 ft 503 AM AST Wed Nov 12 2025 Date Wed 11/12/25 Thu 11/13/25 Fri 11/14/25 AST 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 84 74 84 72 84 Temp 79 84 84 79 77 76 75 74 79 83 84 78 76 74 73 72 78 83 84 79 77 Dewpt 74 75 75 74 73 73 72 71 73 75 75 74 74 73 72 70 73 74 74 73 72 RH 85 74 74 85 87 90 90 90 82 77 74 88 94 97 97 93 85 74 72 82 85 Wind dir E E E E E E E E E E E E E E E E E E NE NE E Wind spd 14 17 19 18 17 14 12 10 10 12 12 10 12 11 10 8 8 5 5 5 9 Clouds SC SC CL FW FW SC SC SC B1 B1 B2 B2 FW FW CL CL CL CL B1 B1 CL PoP 12hr 20 40 50 5 40 QPF 12hr 0.03 0.09 0.32 0.01 0.20 Rain shwrs S S S S S C C C C C C Heat index 83 91 92 83 91 92 89 91 Max heat 83 93 90 93 89 91 89 Date Sat 11/15/25 Sun 11/16/25 Mon 11/17/25 Tue 11/18/25 AST 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 74 84 71 84 73 85 73 84 Temp 75 79 84 75 72 77 84 76 74 78 84 76 74 78 84 76 Dewpt 70 71 72 71 69 71 73 71 70 71 73 72 71 72 74 73 PWind dir E NW E NE E NE E E Wind char LT LT LT LT LT LT GN GN Avg clouds CL CL FW SC SC SC SC SC FW FW FW SC CL CL FW SC PoP 12hr 0 20 20 30 5 50 5 20 Rain shwrs S S S S C C S S C C C C $$ PRZ010-122000- Eugenio Maria de Hosto Airport-Mayaguez PR 18.27N 67.15W Elev. 28 ft 503 AM AST Wed Nov 12 2025 Date Wed 11/12/25 Thu 11/13/25 Fri 11/14/25 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 91 73 89 71 90 Temp 81 89 90 82 78 76 74 73 81 88 89 80 76 74 72 71 80 88 90 81 77 Dewpt 75 77 76 75 74 73 72 71 74 76 76 76 74 74 72 71 73 75 75 74 73 RH 82 68 64 79 88 90 93 93 79 68 66 88 94100100100 79 66 62 79 87 Wind dir NE E E NE NE NE NE E E E E NE E E E E E E W NE NE Wind spd 10 9 10 11 9 11 8 5 4 2 3 3 5 4 3 3 3 1 6 3 6 Clouds FW FW SC SC SC CL FW FW SC FW B2 B2 SC SC FW FW CL CL B1 B1 CL PoP 12hr 30 20 50 5 40 QPF 12hr 0.13 0 0.26 0.01 0.20 Rain shwrs C S S S C C S S C C Heat index 87101102 88 86 98100 86 84 98100 86 Max heat 87 102 99 86 101 97 84 101 97 Date Sat 11/15/25 Sun 11/16/25 Mon 11/17/25 Tue 11/18/25 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 90 71 89 72 89 72 89 Temp 73 80 90 77 72 79 88 77 73 80 88 77 73 80 89 77 Dewpt 71 72 74 72 71 72 75 73 71 72 74 73 71 72 75 73 PWind dir E W E NE E NE E E Wind char LT LT LT LT LT LT LT LT Avg clouds CL CL FW SC FW FW FW SC CL CL FW SC CL CL SC B1 PoP 12hr 0 40 10 40 5 30 5 60 Rain shwrs C C S S C C C C L L Tstms S S $$ VIZ001-122000- CYRIL E. King Airport-St Thomas USVI 18.33N 64.97W Elev. 23 ft 503 AM AST Wed Nov 12 2025 Date Wed 11/12/25 Thu 11/13/25 Fri 11/14/25 AST 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 88 78 88 77 87 Temp 83 87 88 83 81 80 79 78 83 87 88 83 80 79 78 77 82 86 87 82 79 Dewpt 76 76 76 76 75 76 76 76 76 77 76 76 75 75 74 74 74 74 74 73 72 RH 80 70 68 80 82 88 91 94 80 72 68 80 85 88 88 90 77 68 65 74 79 Wind dir E E E E E E E E E E E E E E E E E E E E E Wind spd 16 16 14 14 17 18 18 17 16 13 12 12 13 13 13 12 10 8 8 8 10 Clouds SC FW SC SC SC SC B1 B1 B1 B1 SC SC SC SC B1 B1 FW FW SC SC SC PoP 12hr 30 40 40 40 30 QPF 12hr 0.04 0.14 0.16 0.09 0.06 Rain shwrs S S C C S C C C C C C C C C C S S C C C Heat index 90 97 99 91 87 84 91 98 99 90 85 87 94 94 87 83 Max heat 90 99 97 86 91 99 96 84 87 95 93 Date Sat 11/15/25 Sun 11/16/25 Mon 11/17/25 Tue 11/18/25 AST 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 76 87 76 86 77 86 77 87 Temp 77 81 87 79 77 81 86 80 78 81 86 80 78 82 87 80 Dewpt 73 73 73 73 72 73 73 73 73 74 74 74 74 75 75 74 PWind dir E E E E E E E E Wind char GN LT GN GN GN GN BZ BZ Avg clouds SC SC SC SC SC SC SC SC SC SC SC SC SC SC FW FW PoP 12hr 30 30 30 40 40 40 40 10 Rain shwrs C C C S S C C C C C C C C C S S $$ VIZ002-122000- Henry E. Rohlsen Airport-St Croix USVI 17.70N 64.80W Elev. 74 ft 503 AM AST Wed Nov 12 2025 Date Wed 11/12/25 Thu 11/13/25 Fri 11/14/25 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 76 88 74 88 Temp 82 88 89 83 80 78 77 76 82 87 88 81 78 76 75 74 81 87 88 81 78 Dewpt 75 75 75 75 74 74 75 74 75 75 75 75 74 74 74 73 74 73 73 73 73 RH 79 66 64 77 82 88 94 94 79 68 66 82 88 94 97 97 79 63 61 77 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 13 14 14 13 14 16 14 14 12 13 12 12 11 12 12 11 9 9 8 6 9 Clouds SC FW SC SC SC SC SC SC SC B1 SC SC SC SC SC SC CL CL SC SC SC PoP 12hr 30 30 40 30 30 QPF 12hr 0.03 0.06 0.16 0.06 0.05 Rain shwrs S S S C S S S S C C C C C S S C C C Heat index 89 97 98 89 84 88 96 97 87 85 94 95 85 Max heat 89 99 96 83 88 97 94 85 95 92 Date Sat 11/15/25 Sun 11/16/25 Mon 11/17/25 Tue 11/18/25 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 88 72 88 74 88 74 88 Temp 74 80 88 77 73 79 87 78 75 81 88 78 75 81 88 79 Dewpt 72 73 72 72 72 73 72 72 72 73 73 73 74 74 75 73 PWind dir E SE E E E E E E Wind char LT LT LT LT GN GN GN GN Avg clouds SC SC FW SC FW FW FW FW FW SC SC FW FW FW FW FW PoP 12hr 30 20 10 10 30 30 10 10 Rain shwrs C C S S S S S S S C C S S S S S $$