Point Forecast Matrices
Issued by NWS San Juan, PR
Issued by NWS San Juan, PR
Versions:
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278 FOCA52 TJSJ 270903 PFMSJU Point Forecast Matrices National Weather Service San Juan PR 503 AM AST Thu Nov 27 2025 PRZ001-272000- Luis Munoz Marin International Airport-San Juan 18.43N 66.00W Elev. 9 ft 503 AM AST Thu Nov 27 2025 Date Thu 11/27/25 Fri 11/28/25 Sat 11/29/25 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 76 87 Temp 81 86 87 82 79 78 77 76 81 86 87 82 79 78 77 76 81 86 87 82 79 Dewpt 72 72 72 72 72 71 71 71 72 72 72 72 72 72 71 71 72 72 72 72 72 RH 74 63 61 72 79 79 82 85 74 63 61 72 79 82 82 85 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 17 14 12 11 10 9 8 8 12 13 11 9 8 8 8 8 13 13 11 10 Clouds B2 SC B1 B1 B1 SC B1 B2 B1 B1 B1 B2 B1 B1 B1 B1 SC SC B1 B1 B1 PoP 12hr 50 50 50 40 40 QPF 12hr 0.21 0.32 0.49 0.12 0.14 Rain shwrs C C C C C C C C C C C C C C C C C C C C C Heat index 86 92 93 86 83 86 92 93 86 83 86 92 93 86 83 Max heat 86 94 91 86 94 91 86 94 91 Date Sun 11/30/25 Mon 12/01/25 Tue 12/02/25 Wed 12/03/25 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 86 76 86 76 88 Temp 77 81 87 78 76 79 86 79 77 80 86 79 77 81 88 79 Dewpt 71 71 72 71 71 71 71 71 72 72 72 72 71 72 72 72 PWind dir E E E E E NE E E Wind char GN GN GN GN GN GN LT LT Avg clouds B1 B1 B1 B1 B2 B1 B1 B1 SC SC B1 B1 SC SC B1 B1 PoP 12hr 50 50 50 50 30 50 30 50 Rain shwrs C C C C C C C C C C C C C C C C $$ PRZ002-272000- Roosevelt Roads Naval Airstation-Ceiba PR 18.25N 65.63W Elev. 39 ft 503 AM AST Thu Nov 27 2025 Date Thu 11/27/25 Fri 11/28/25 Sat 11/29/25 AST 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 85 76 85 75 84 Temp 80 84 85 81 79 77 77 76 80 84 85 80 78 77 76 75 79 83 84 80 78 Dewpt 73 74 73 73 72 73 72 73 73 74 74 73 73 73 73 73 73 74 74 73 73 RH 79 72 67 77 79 87 85 90 79 72 70 79 85 87 90 94 82 74 72 79 85 Wind dir E E E E E E E E E E E E E E E E E E E E E Wind spd 16 16 14 13 12 12 11 10 10 12 11 10 10 9 9 10 11 13 13 12 11 Clouds B2 SC B2 B1 SC SC B1 B2 B2 B2 B2 B2 B2 B2 B1 B1 B1 B1 B1 B1 B1 PoP 12hr 50 60 50 50 40 QPF 12hr 0.29 0.34 0.54 0.14 0.15 Rain shwrs C C C C C C C L C C C C C C C C C C C C C Heat index 85 91 91 85 85 91 92 84 83 90 91 84 Max heat 85 92 90 85 93 90 83 91 89 Date Sun 11/30/25 Mon 12/01/25 Tue 12/02/25 Wed 12/03/25 AST 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 76 85 75 86 74 86 74 85 Temp 77 80 85 78 76 79 86 77 75 79 86 77 75 78 85 76 Dewpt 72 73 73 73 72 73 73 72 72 73 73 73 72 74 73 73 PWind dir E E E NE NE NE NE NE Wind char GN GN GN GN GN GN LT LT Avg clouds B1 B1 B1 B1 B1 B1 B1 B1 SC SC SC B1 SC SC B1 B1 PoP 12hr 50 40 40 30 30 40 30 50 Rain shwrs C C C C C C C C C C C C C C C C $$ PRZ007-272000- Mercedita Airport-Ponce PR 18.02N 66.56W Elev. 26 ft 503 AM AST Thu Nov 27 2025 Date Thu 11/27/25 Fri 11/28/25 Sat 11/29/25 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 73 87 73 87 Temp 81 87 88 81 78 75 74 73 80 86 87 80 77 75 74 73 80 86 87 81 78 Dewpt 72 74 74 73 72 71 70 70 72 73 75 74 72 71 70 70 72 73 74 74 72 RH 74 65 63 77 82 87 87 90 77 65 68 82 85 87 87 90 77 65 65 79 82 Wind dir E E E E NE NE NE NE NE E E E E NE NE NE NE E E E NE Wind spd 5 16 14 10 6 5 5 5 5 13 13 11 6 5 5 5 5 14 14 11 6 Wind gust 27 25 24 25 Clouds FW SC SC FW CL CL CL CL CL FW SC FW CL CL CL CL CL CL SC SC CL PoP 12hr 10 0 10 0 20 QPF 12hr 0.02 0 0.08 0 0.04 Rain shwrs S S S S S S S Heat index 85 95 96 85 83 93 96 84 83 93 95 85 Max heat 85 97 94 83 96 93 83 95 93 Date Sun 11/30/25 Mon 12/01/25 Tue 12/02/25 Wed 12/03/25 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 88 74 86 73 86 72 87 Temp 75 81 88 78 75 79 86 77 74 78 86 76 73 78 87 76 Dewpt 70 72 74 72 70 72 74 72 70 72 75 73 70 72 75 73 PWind dir NE E NE E NE E NE E Wind char LT GN LT GN LT LT LT LT Avg clouds CL CL CL CL CL FW SC FW CL CL FW FW FW FW FW SC PoP 12hr 0 0 10 10 0 10 0 30 Rain shwrs S S S S C C $$ PRZ008-272000- Rafael Hernandez Airport-Aguadilla PR 18.50N 67.13W Elev. 237 ft 503 AM AST Thu Nov 27 2025 Date Thu 11/27/25 Fri 11/28/25 Sat 11/29/25 AST 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 85 72 85 74 84 Temp 79 84 85 79 76 74 73 72 78 84 85 80 77 76 75 74 79 83 84 79 77 Dewpt 72 73 73 72 72 71 70 70 72 73 74 73 72 71 70 70 72 73 74 72 72 RH 79 70 67 79 87 90 90 93 82 70 70 79 85 85 84 87 79 72 72 79 85 Wind dir E E E E E E E E E E E E E E E E E E E E E Wind spd 13 18 23 20 18 14 13 13 12 16 17 13 16 12 11 13 14 17 17 17 19 Clouds SC SC FW SC FW SC SC SC FW SC SC B2 FW FW SC SC FW FW SC SC SC PoP 12hr 20 20 50 30 20 QPF 12hr 0.04 0.12 0.36 0.06 0.05 Rain shwrs S S S S S S S S C C C C S S S Heat index 90 91 90 92 83 89 91 Max heat 92 89 93 90 91 88 Date Sun 11/30/25 Mon 12/01/25 Tue 12/02/25 Wed 12/03/25 AST 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 74 85 74 84 74 84 72 85 Temp 75 79 85 77 75 78 84 77 75 78 84 75 73 77 85 76 Dewpt 71 72 73 72 71 72 74 71 71 72 74 72 71 72 74 72 PWind dir E E E E E E E NE Wind char BZ BZ GN BZ GN GN LT GN Avg clouds SC B1 SC SC SC SC SC FW FW FW FW SC SC SC SC SC PoP 12hr 40 20 10 10 10 20 20 20 Rain shwrs C C S S S S S S S S S S S S S S $$ PRZ010-272000- Eugenio Maria de Hosto Airport-Mayaguez PR 18.27N 67.15W Elev. 28 ft 503 AM AST Thu Nov 27 2025 Date Thu 11/27/25 Fri 11/28/25 Sat 11/29/25 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 90 70 90 71 90 Temp 80 88 89 80 76 73 71 70 79 88 89 81 77 74 72 71 80 88 89 81 77 Dewpt 72 74 75 74 72 71 70 70 72 74 75 74 73 72 70 70 72 74 75 74 73 RH 77 63 64 82 87 93 97100 79 63 64 79 87 93 93 97 77 63 64 79 87 Wind dir E E E E NE E NE NE E E S E E E E E E E E NE E Wind spd 6 4 3 8 8 10 6 6 5 3 4 3 3 4 5 6 10 6 3 4 10 Clouds CL CL SC B2 CL CL CL CL CL FW B2 B2 CL CL FW FW CL CL B2 B2 SC PoP 12hr 50 0 60 5 50 QPF 12hr 0.54 0.01 0.46 0.01 0.22 Rain shwrs C C C L S S C C C Heat index 84 97100 84 83 97100 85 84 97100 85 Max heat 84 101 96 83 100 97 84 100 96 Date Sun 11/30/25 Mon 12/01/25 Tue 12/02/25 Wed 12/03/25 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 90 72 89 72 90 70 91 Temp 72 80 89 77 73 79 88 77 73 79 89 76 71 78 90 77 Dewpt 71 72 75 73 71 72 74 72 71 72 75 73 71 72 75 73 PWind dir E E E NE NE NE E NE Wind char GN LT GN GN GN GN LT GN Avg clouds SC FW SC SC CL CL FW SC CL CL FW FW CL CL FW SC PoP 12hr 30 50 0 40 0 10 0 30 Rain shwrs C C C C C S S C C $$ VIZ001-272000- CYRIL E. King Airport-St Thomas USVI 18.33N 64.97W Elev. 23 ft 503 AM AST Thu Nov 27 2025 Date Thu 11/27/25 Fri 11/28/25 Sat 11/29/25 AST 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 89 77 89 77 87 Temp 83 88 89 83 81 79 78 77 83 88 89 83 81 79 78 77 82 86 87 82 80 Dewpt 74 74 74 75 74 74 75 74 75 75 75 75 74 75 74 74 74 75 74 75 74 RH 74 63 61 77 79 85 91 90 77 66 64 77 79 88 88 90 77 70 65 79 82 Wind dir E E E E E E E E E E E E E E E E E E E E E Wind spd 21 21 18 19 20 19 19 18 18 18 17 16 17 17 14 17 18 18 18 18 19 Clouds SC SC SC B1 SC SC SC B2 B2 SC SC SC SC SC SC SC SC SC SC SC SC PoP 12hr 40 50 50 30 20 QPF 12hr 0.12 0.24 0.34 0.07 0.07 Rain shwrs C S C C S S S C C C C C C C S S S S S S S Heat index 89 97 98 90 86 90 98 99 90 86 88 95 95 89 84 Max heat 89 98 98 84 90 99 97 85 88 96 94 Date Sun 11/30/25 Mon 12/01/25 Tue 12/02/25 Wed 12/03/25 AST 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 77 87 79 87 77 87 79 89 Temp 78 82 87 81 80 82 87 80 78 81 87 81 80 83 89 82 Dewpt 74 74 75 74 74 74 74 74 74 75 74 74 74 75 74 74 PWind dir E E E E NE E E E Wind char BZ BZ BZ BZ GN GN GN LT Avg clouds SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC PoP 12hr 30 30 30 30 10 20 20 30 Rain shwrs C C C C C C C S S S S S S S C C $$ VIZ002-272000- Henry E. Rohlsen Airport-St Croix USVI 17.70N 64.80W Elev. 74 ft 503 AM AST Thu Nov 27 2025 Date Thu 11/27/25 Fri 11/28/25 Sat 11/29/25 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 74 74 73 73 73 73 73 73 74 74 75 73 73 73 73 73 74 73 74 73 73 RH 82 70 65 77 85 87 90 94 82 70 70 77 85 87 90 94 82 67 68 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 19 20 18 17 17 17 16 14 16 17 16 14 16 14 12 16 16 17 17 16 16 Clouds SC SC SC SC SC SC SC B1 B2 B1 SC SC SC SC SC SC SC SC FW FW SC PoP 12hr 30 50 50 30 20 QPF 12hr 0.09 0.24 0.31 0.09 0.04 Rain shwrs S S S C S C C C C C S C C C C C S S S Heat index 85 93 93 85 85 93 95 85 85 92 94 85 Max heat 85 94 91 85 95 92 85 94 91 Date Sun 11/30/25 Mon 12/01/25 Tue 12/02/25 Wed 12/03/25 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 87 73 87 75 86 Temp 76 80 85 78 76 80 87 77 74 79 87 78 76 79 86 78 Dewpt 72 74 74 73 73 73 74 73 72 74 74 73 73 74 74 73 PWind dir E E E E NE E E E Wind char BZ BZ BZ GN GN GN LT LT Avg clouds SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC PoP 12hr 30 30 20 20 20 20 20 30 Rain shwrs S C C S S S S S S S S S S S C C $$