Point Forecast Matrices
Issued by NWS San Juan, PR
Issued by NWS San Juan, PR
663 FOCA52 TJSJ 282103 PFMSJU Point Forecast Matrices National Weather Service San Juan PR 503 PM AST Fri Nov 28 2025 PRZ001-290800- Luis Munoz Marin International Airport-San Juan 18.43N 66.00W Elev. 9 ft 503 PM AST Fri Nov 28 2025 Date 11/28/25 Sat 11/29/25 Sun 11/30/25 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 86 75 Temp 78 76 75 74 80 86 87 81 79 77 76 75 80 85 86 81 78 77 76 75 80 Dewpt 72 72 72 71 72 72 72 72 71 71 71 71 71 72 72 72 71 71 71 71 71 RH 82 87 90 90 77 63 61 74 77 82 85 87 74 65 63 74 79 82 85 87 74 Wind dir E SE E E E E E E E E E E E E E E E E E E E Wind spd 9 8 8 10 10 14 14 11 10 10 11 10 11 14 13 12 10 10 9 6 6 Clouds SC B2 B1 B1 B1 B1 B1 B1 SC B1 B2 B1 SC B1 B1 B1 B2 B2 B2 B2 SC PoP 12hr 60 40 50 50 50 QPF 12hr 0.32 0.19 0.16 0.18 0.07 Rain shwrs C L C C C C C C C C C C C C C C C C C C C Heat index 84 92 93 85 84 91 92 85 83 Max heat 84 84 94 91 84 92 90 83 Date 12/01 Tue 12/02/25 Wed 12/03/25 Thu 12/04/25 Fri 12/05/25 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 86 74 88 75 87 75 87 Temp 87 78 76 79 86 77 75 80 88 79 76 80 87 78 76 80 87 78 Dewpt 71 71 71 71 72 72 71 71 72 72 72 72 72 72 72 72 70 71 PWind dir NE NE NE E E E E E E Wind char GN LT LT LT GN LT GN GN GN Avg clouds B1 B1 SC SC SC SC SC B1 B1 B1 B1 B1 B1 B1 B1 B1 SC SC PoP 12hr 40 30 30 40 50 40 40 40 20 Rain shwrs C C C C C C C C C C C C C C C C S S $$ PRZ002-290800- Roosevelt Roads Naval Airstation-Ceiba PR 18.25N 65.63W Elev. 39 ft 503 PM AST Fri Nov 28 2025 Date 11/28/25 Sat 11/29/25 Sun 11/30/25 Mon AST 3hrly 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 75 85 75 86 75 Temp 78 76 76 75 80 84 85 80 78 77 76 75 80 85 86 81 78 77 76 75 79 Dewpt 73 73 72 72 73 74 73 73 73 72 72 72 73 74 73 73 73 72 72 72 73 RH 85 90 87 90 79 72 67 79 85 85 87 90 79 70 65 77 85 85 87 90 82 Wind dir E E E E E E E E E E E E E E E E E E E E E Wind spd 11 10 11 11 13 16 13 12 13 12 13 13 14 14 14 13 11 12 10 10 9 Clouds B2 B2 B2 B2 B2 B1 B1 B1 SC B1 B2 B1 B2 B2 B1 B1 B1 B1 B1 B1 B1 PoP 12hr 60 50 50 50 40 QPF 12hr 0.46 0.20 0.17 0.21 0.08 Rain shwrs C L L C C C C C C C C C C C C C C C C C C Tstms Heat index 84 91 91 84 84 93 93 85 Max heat 83 84 93 90 84 94 91 Date 12/01 Tue 12/02/25 Wed 12/03/25 Thu 12/04/25 Fri 12/05/25 AST 6hrly 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 84 75 84 74 86 75 84 76 85 Temp 84 78 76 79 84 77 75 79 86 78 76 79 84 78 77 80 85 79 Dewpt 73 72 72 72 73 73 72 73 73 73 72 73 73 73 73 74 73 71 PWind dir NE NE NE E E E E E E Wind char GN GN LT LT LT GN GN GN GN Avg clouds B1 B1 SC SC SC SC SC B1 B1 B2 B2 B1 B1 B2 B2 B1 SC SC PoP 12hr 40 30 30 40 50 50 50 50 30 Rain shwrs C C C C C C C C C C C C C C C C C C $$ PRZ007-290800- Mercedita Airport-Ponce PR 18.02N 66.56W Elev. 26 ft 503 PM AST Fri Nov 28 2025 Date 11/28/25 Sat 11/29/25 Sun 11/30/25 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 87 73 86 72 Temp 76 74 73 72 79 86 87 80 77 75 74 73 79 85 86 79 76 75 73 72 78 Dewpt 73 71 71 70 72 73 74 73 72 71 70 69 72 73 73 73 72 71 70 70 72 RH 90 90 93 93 79 65 65 79 85 87 87 87 79 67 65 82 87 87 90 93 82 Wind dir NE NE NE NE NE E E E NE NE NE NE NE E E E NE NE NE NE NE Wind spd 5 5 4 5 6 14 16 9 6 6 5 6 6 14 16 10 6 5 5 5 5 Wind gust 25 26 25 26 Clouds FW FW FW SC SC FW SC SC CL CL CL FW CL CL CL CL CL CL CL CL SC PoP 12hr 20 20 5 0 10 QPF 12hr 0.05 0.07 0 0 0.01 Rain shwrs S S S S S Heat index 82 93 95 84 82 92 93 Max heat 82 95 92 82 93 90 Date 12/01 Tue 12/02/25 Wed 12/03/25 Thu 12/04/25 Fri 12/05/25 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 71 86 71 86 72 86 73 87 Temp 87 76 72 77 86 75 72 77 86 76 73 78 86 77 74 79 87 77 Dewpt 74 72 70 72 75 73 70 73 75 73 70 73 75 73 70 72 68 70 PWind dir E NE E NE E NE E NE E Wind char GN LT GN LT GN LT GN LT GN Avg clouds SC FW CL CL FW SC FW FW FW SC SC FW SC SC SC SC SC SC PoP 12hr 10 0 30 5 30 10 30 20 20 Rain shwrs S S C C C C S S C C S S S S $$ PRZ008-290800- Rafael Hernandez Airport-Aguadilla PR 18.50N 67.13W Elev. 237 ft 503 PM AST Fri Nov 28 2025 Date 11/28/25 Sat 11/29/25 Sun 11/30/25 Mon AST 3hrly 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 72 85 73 83 73 Temp 76 74 73 72 78 84 85 79 77 75 74 73 78 82 83 78 76 75 74 73 77 Dewpt 73 72 71 70 72 73 73 72 72 71 71 70 72 73 73 73 72 71 71 70 72 RH 90 93 93 93 82 70 67 79 85 87 90 90 82 74 72 85 87 87 90 90 85 Wind dir E E E E E E E E E E E E E E E E E E E E E Wind spd 13 11 12 13 14 17 19 19 19 14 14 14 14 19 20 20 18 14 13 13 12 Clouds SC FW FW FW FW FW SC SC SC FW B1 SC CL CL SC SC SC SC SC SC SC PoP 12hr 10 20 40 20 10 QPF 12hr 0.05 0.09 0.07 0.05 0.02 Rain shwrs S S S S S S S C S S S S S S S S Tstms Heat index 90 91 88 88 Max heat 92 89 89 87 Date 12/01 Tue 12/02/25 Wed 12/03/25 Thu 12/04/25 Fri 12/05/25 AST 6hrly 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 84 73 84 73 85 73 84 73 85 Temp 84 76 74 77 84 76 74 78 85 76 74 77 84 76 74 78 85 76 Dewpt 73 71 70 72 73 72 71 72 74 72 71 73 74 72 70 72 72 73 PWind dir NE E NE E NE E E E E Wind char BZ GN GN GN GN GN GN GN BZ Avg clouds SC SC SC FW FW SC FW FW FW SC SC SC SC SC SC FW FW SC PoP 12hr 10 10 20 5 20 10 20 10 20 Rain shwrs S S S S S S S S S S S S S S S S $$ PRZ010-290800- Eugenio Maria de Hosto Airport-Mayaguez PR 18.27N 67.15W Elev. 28 ft 503 PM AST Fri Nov 28 2025 Date 11/28/25 Sat 11/29/25 Sun 11/30/25 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 90 71 88 71 Temp 76 74 72 71 80 88 89 81 77 74 72 71 79 86 87 80 76 74 72 71 78 Dewpt 73 72 71 70 72 75 75 74 73 71 71 70 72 74 74 74 73 72 71 70 72 RH 90 93 97 97 77 66 64 79 87 90 97 97 79 68 65 82 90 93 97 97 82 Wind dir E NE E NE NE E E NE NE NE NE E E E E NE E E E E E Wind spd 3 4 5 5 5 3 3 8 11 10 11 10 9 10 4 9 13 11 9 10 9 Clouds SC CL CL CL CL CL B1 B2 B1 CL FW SC CL CL B2 B2 CL CL CL CL SC PoP 12hr 10 60 40 50 10 QPF 12hr 0.02 0.53 0.05 0.20 0.01 Rain shwrs S C L C S C C S Tstms S Heat index 84 98100 85 95 96 84 Max heat 85 84 101 97 97 93 Date 12/01 Tue 12/02/25 Wed 12/03/25 Thu 12/04/25 Fri 12/05/25 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 89 71 89 71 90 71 89 71 90 Temp 88 76 72 78 88 76 72 79 89 77 72 78 88 76 72 79 89 77 Dewpt 75 72 71 72 75 73 71 73 75 73 71 73 75 73 71 72 70 71 PWind dir NE NE NE E NE E NE E E Wind char GN GN GN LT LT LT LT LT LT Avg clouds SC SC CL CL SC B1 FW FW FW SC SC FW SC B1 SC FW FW SC PoP 12hr 50 0 50 5 30 10 50 10 40 Rain shwrs C C C C C C S S C C S S C C Tstms S S $$ VIZ001-290800- CYRIL E. King Airport-St Thomas USVI 18.33N 64.97W Elev. 23 ft 503 PM AST Fri Nov 28 2025 Date 11/28/25 Sat 11/29/25 Sun 11/30/25 Mon AST 3hrly 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 79 88 79 87 78 Temp 81 80 80 79 83 87 88 84 82 80 80 79 83 86 87 83 81 80 79 78 82 Dewpt 74 75 74 75 75 75 74 74 74 74 74 74 74 75 74 74 74 74 74 73 74 RH 79 85 82 88 77 68 63 72 77 82 82 85 74 70 65 74 79 82 85 85 77 Wind dir E E E E E E E E E E E E E E E E E E E E E Wind spd 18 18 19 19 19 20 19 19 20 20 20 20 20 20 18 19 19 20 18 16 14 Clouds B2 B1 B1 B1 B1 SC SC SC FW SC SC SC SC SC SC SC SC SC SC SC SC PoP 12hr 50 30 30 30 30 QPF 12hr 0.28 0.10 0.09 0.12 0.05 Rain shwrs L C C C C S S C S C C C C S S C C C C S Tstms Heat index 87 85 84 91 97 96 90 88 85 84 89 95 95 89 86 84 87 Max heat 90 87 91 97 95 87 89 96 94 85 87 Date 12/01 Tue 12/02/25 Wed 12/03/25 Thu 12/04/25 Fri 12/05/25 AST 6hrly 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 87 79 87 78 88 78 87 79 87 Temp 87 81 80 82 87 81 79 82 88 81 79 82 87 81 80 82 87 81 Dewpt 74 74 74 74 74 73 74 74 74 74 75 75 74 74 74 74 72 71 PWind dir NE NE E E E E E E E Wind char GN GN GN GN GN GN GN BZ BZ Avg clouds SC SC SC SC SC SC SC SC SC SC SC B1 B1 B1 B1 B1 SC SC PoP 12hr 20 10 30 30 30 40 50 40 20 Rain shwrs S S S S S C C C C C C C C C C C S S $$ VIZ002-290800- Henry E. Rohlsen Airport-St Croix USVI 17.70N 64.80W Elev. 74 ft 503 PM AST Fri Nov 28 2025 Date 11/28/25 Sat 11/29/25 Sun 11/30/25 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 75 Temp 78 76 75 74 80 86 87 81 79 77 76 75 81 86 87 81 78 77 76 75 79 Dewpt 73 73 73 72 74 73 73 73 73 73 73 72 73 74 74 73 73 73 72 72 73 RH 85 90 94 93 82 65 63 77 82 87 90 90 77 68 65 77 85 87 87 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 16 14 14 17 18 18 18 16 17 18 16 17 17 19 17 16 17 17 16 13 12 Clouds B2 B1 B1 B1 SC SC FW SC SC SC SC SC SC SC SC SC SC SC SC SC SC PoP 12hr 40 30 20 20 20 QPF 12hr 0.27 0.08 0.07 0.10 0.04 Rain shwrs L C C C C S C S S S S S S S S S S S S S Tstms Heat index 85 93 94 86 85 94 95 86 83 Max heat 84 85 95 92 85 95 93 83 Date 12/01 Tue 12/02/25 Wed 12/03/25 Thu 12/04/25 Fri 12/05/25 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 74 86 74 86 74 86 75 85 Temp 86 77 75 79 86 77 75 79 86 77 75 79 86 78 76 79 85 78 Dewpt 73 72 72 73 73 73 72 73 73 72 73 74 74 73 73 74 70 72 PWind dir NE NE E E E E E E E Wind char GN GN GN GN GN GN GN BZ BZ Avg clouds SC SC SC SC SC SC SC SC SC SC SC B1 B1 B1 B1 B1 SC SC PoP 12hr 20 20 30 30 30 40 40 40 30 Rain shwrs S S S S S C C C C C C C C C C C C S $$