Point Forecast Matrices
Issued by NWS San Juan, PR
Issued by NWS San Juan, PR
579 FOCA52 TJSJ 302103 PFMSJU Point Forecast Matrices National Weather Service San Juan PR 503 PM AST Mon Jun 30 2025 PRZ001-010800- Luis Munoz Marin International Airport-San Juan 18.43N 66.00W Elev. 9 ft 503 PM AST Mon Jun 30 2025 Date 06/30/25 Tue 07/01/25 Wed 07/02/25 Thu 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 78 88 77 91 77 Temp 82 80 78 79 84 87 88 85 81 79 77 79 85 90 91 88 82 79 78 79 85 Dewpt 74 74 74 73 72 73 73 73 73 73 73 72 74 73 73 74 74 73 73 73 74 RH 77 82 88 82 67 63 61 67 77 82 87 79 70 58 56 63 77 82 85 82 70 Wind dir E E E E E E E E E E E E E E E E E E E SE E Wind spd 11 12 12 10 12 16 16 14 11 12 11 10 12 16 16 13 9 9 8 8 10 Clouds SC SC SC SC SC SC B1 B1 FW FW SC SC SC SC SC SC SC SC SC SC SC PoP 12hr 30 40 30 20 20 QPF 12hr 0.05 0.09 0.12 0.21 0.02 Rain shwrs S S S S C C C C S C S S S S S S S S S S Obvis H H H H Heat index 88 84 83 90 95 96 92 85 93 98100 97 87 83 92 Max heat 95 87 90 96 95 84 93 100 98 85 92 Date 07/03 Fri 07/04/25 Sat 07/05/25 Sun 07/06/25 Mon 07/07/25 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 90 79 89 79 91 78 88 78 89 Temp 90 83 79 85 89 82 79 86 91 82 79 84 88 81 78 85 89 82 Dewpt 74 75 74 75 76 75 75 75 76 75 75 74 75 75 74 73 74 74 PWind dir E SE E SE E E E E E Wind char GN GN GN GN GN GN GN GN GN Avg clouds SC SC SC B1 B2 B2 B2 B2 SC SC SC SC SC B1 B1 B1 B1 SC PoP 12hr 30 60 60 50 20 20 50 40 40 Rain shwrs C C C L L L C C S S S S C C C C C C Tstms S S S $$ PRZ002-010800- Roosevelt Roads Naval Airstation-Ceiba PR 18.25N 65.63W Elev. 39 ft 503 PM AST Mon Jun 30 2025 Date 06/30/25 Tue 07/01/25 Wed 07/02/25 Thu AST 3hrly 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 80 89 78 88 77 Temp 83 82 80 81 85 88 89 86 82 80 78 79 84 87 88 85 81 79 77 78 83 Dewpt 74 74 74 73 73 73 73 73 72 73 73 73 74 74 74 73 73 73 73 73 74 RH 74 77 82 77 67 61 59 65 72 79 85 82 72 65 63 67 77 82 87 85 74 Wind dir E E E E E E E E E E E E E E E E E E E E E Wind spd 13 14 13 11 14 17 14 14 12 14 14 14 14 16 13 11 10 11 11 11 11 Clouds SC SC SC SC SC SC B1 B1 SC B2 B2 SC B1 B1 SC SC SC SC SC SC SC PoP 12hr 30 40 50 40 30 QPF 12hr 0.06 0.10 0.24 0.35 0.02 Rain shwrs S S S S C S C C S C C C C C S S S S S S S Obvis H H H H Heat index 90 87 85 86 92 96 97 93 87 84 83 91 95 97 92 85 90 Max heat 95 89 92 97 96 86 91 97 97 84 90 Date 07/03 Fri 07/04/25 Sat 07/05/25 Sun 07/06/25 Mon 07/07/25 AST 6hrly 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 87 80 89 79 87 78 89 77 88 Temp 87 82 80 85 89 82 79 84 87 81 78 85 89 81 77 84 88 82 Dewpt 74 75 75 75 76 75 75 75 76 75 75 74 75 74 73 73 75 74 PWind dir E E E E E E E E E Wind char GN GN GN GN GN GN GN GN GN Avg clouds SC SC SC B1 B2 B2 B2 B2 SC SC SC SC SC B2 B2 B2 B1 SC PoP 12hr 30 60 70 50 20 20 50 50 50 Rain shwrs C C C L L L C C S S S S C C C C C C Tstms S S S $$ PRZ007-010800- Mercedita Airport-Ponce PR 18.02N 66.56W Elev. 26 ft 503 PM AST Mon Jun 30 2025 Date 06/30/25 Tue 07/01/25 Wed 07/02/25 Thu 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 76 91 74 91 75 Temp 81 79 77 78 85 90 91 87 80 77 75 76 84 90 91 87 80 78 76 77 84 Dewpt 70 68 69 69 69 70 69 67 67 67 68 69 69 69 70 69 71 69 69 69 67 RH 69 69 76 74 59 52 49 52 65 71 79 79 61 50 50 55 74 74 79 76 57 Wind dir E NE NE NE E E E E E NE E E E E E E E E E E E Wind spd 6 6 5 5 6 16 19 16 9 5 4 5 10 14 13 11 9 5 5 6 6 Wind gust 26 32 26 24 Clouds CL CL SC SC CL CL FW FW CL CL CL FW SC SC SC SC FW FW FW FW CL PoP 12hr 0 5 30 30 0 QPF 12hr 0 0.01 0.12 0.25 0 Rain shwrs C C S S Obvis H H H H Heat index 85 89 95 96 90 82 88 95 97 91 83 87 Max heat 92 83 89 96 95 88 97 95 82 87 Date 07/03 Fri 07/04/25 Sat 07/05/25 Sun 07/06/25 Mon 07/07/25 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 90 79 90 77 91 75 90 75 90 Temp 90 83 79 86 90 81 78 85 91 80 76 84 90 80 76 84 90 80 Dewpt 69 72 72 71 73 73 73 70 71 72 70 68 70 69 69 68 70 69 PWind dir E E E E E E E NE E Wind char GN LT GN LT GN LT GN LT GN Avg clouds CL FW FW FW SC SC CL CL CL CL CL CL FW SC SC SC FW FW PoP 12hr 0 20 30 0 0 0 20 10 10 Rain shwrs S C C S S S S S S $$ PRZ008-010800- Rafael Hernandez Airport-Aguadilla PR 18.50N 67.13W Elev. 237 ft 503 PM AST Mon Jun 30 2025 Date 06/30/25 Tue 07/01/25 Wed 07/02/25 Thu AST 3hrly 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 76 87 73 87 74 Temp 80 78 76 77 83 86 87 84 78 75 74 75 81 86 87 84 78 76 74 76 82 Dewpt 74 74 74 73 73 73 73 72 72 73 72 72 72 72 73 73 73 73 72 72 72 RH 82 88 94 87 72 65 63 67 82 94 93 90 74 63 63 70 85 90 93 87 72 Wind dir E E E E E E E E E E E E E E E E E E E E E Wind spd 21 16 17 14 13 18 20 21 21 17 13 12 11 11 13 13 6 5 9 6 8 Clouds CL CL SC SC CL FW SC SC CL CL CL FW FW FW B1 B1 SC SC SC SC FW PoP 12hr 20 20 0 30 5 QPF 12hr 0.03 0.02 0.01 0.32 0.01 Rain shwrs S S S S C C S S S S Obvis H H H H Heat index 84 88 93 94 89 85 92 94 90 86 Max heat 92 83 88 95 93 85 94 93 86 Date 07/03 Fri 07/04/25 Sat 07/05/25 Sun 07/06/25 Mon 07/07/25 AST 6hrly 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 87 77 87 76 87 75 88 75 87 Temp 87 80 77 83 87 80 76 83 87 79 75 83 88 79 76 82 87 79 Dewpt 74 74 74 74 75 75 75 74 75 75 75 74 75 74 75 73 74 73 PWind dir E E E E E E E E E Wind char GN GN GN LT GN GN BZ BZ BZ Avg clouds FW SC SC SC SC B1 FW FW CL SC FW FW FW SC CL FW SC SC PoP 12hr 20 10 50 5 30 5 40 5 30 Rain shwrs S S S S C C S S C S S C C C C Tstms S S $$ PRZ010-010800- Eugenio Maria de Hosto Airport-Mayaguez PR 18.27N 67.15W Elev. 28 ft 503 PM AST Mon Jun 30 2025 Date 06/30/25 Tue 07/01/25 Wed 07/02/25 Thu 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 93 72 92 72 Temp 81 77 75 76 85 91 93 88 79 76 73 75 84 90 92 87 79 75 73 75 84 Dewpt 75 74 72 71 72 75 76 74 73 72 71 70 73 75 76 75 74 73 72 71 74 RH 82 90 90 85 65 60 58 63 82 87 93 84 70 62 60 68 85 94 97 87 72 Wind dir E E NE E E E E NE E E E E E SE E E E E E E E Wind spd 11 11 9 5 3 3 3 6 6 8 5 5 3 2 1 2 9 8 4 5 4 Clouds CL CL SC SC CL CL SC B1 CL FW CL CL FW FW B1 B1 SC SC SC SC CL PoP 12hr 0 40 5 40 5 QPF 12hr 0 0.57 0.01 1.16 0.01 Rain shwrs S C C C S S S S Tstms S S Obvis H H H H Heat index 86 92102105 96 83 90101105 96 91 Max heat 100 84 92 105 104 90 105 103 91 Date 07/03 Fri 07/04/25 Sat 07/05/25 Sun 07/06/25 Mon 07/07/25 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 92 75 92 74 92 73 93 73 92 Temp 92 81 76 85 92 80 75 85 92 79 74 85 93 80 74 84 92 79 Dewpt 77 75 73 75 78 76 75 76 78 76 74 75 78 76 73 74 76 75 PWind dir E E E E E E E E E Wind char LT LT LT LT LT LT LT GN LT Avg clouds FW B1 FW FW SC B1 SC SC CL B1 CL CL SC B1 CL CL FW SC PoP 12hr 50 5 70 5 40 0 60 0 50 Rain shwrs C C L L S S C L L C C Tstms S S S S S S $$ VIZ001-010800- CYRIL E. King Airport-St Thomas USVI 18.33N 64.97W Elev. 23 ft 503 PM AST Mon Jun 30 2025 Date 06/30/25 Tue 07/01/25 Wed 07/02/25 Thu AST 3hrly 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 80 89 78 91 79 Temp 83 82 80 81 85 88 89 86 82 80 78 80 86 90 91 88 83 81 79 80 86 Dewpt 75 75 75 74 73 74 74 73 74 74 75 74 74 74 75 74 74 75 74 74 75 RH 77 79 85 79 67 63 61 65 77 82 91 82 68 60 60 63 74 82 85 82 70 Wind dir E E E E E E E E E E E E E E E E E E E E E Wind spd 20 21 20 19 20 19 19 19 21 21 20 21 20 19 17 14 17 18 18 14 16 Clouds FW SC SC SC SC SC SC SC CL B2 B2 SC SC SC SC SC SC SC SC SC SC PoP 12hr 20 30 50 10 10 QPF 12hr 0.04 0.06 0.12 0.10 0.02 Rain shwrs S S S S S S S C C C C S S S S S S S S S Obvis H H H H Heat index 91 88 85 86 93 97 98 94 87 84 83 94 99102 97 89 86 83 85 94 Max heat 97 90 93 98 97 86 94 102 102 88 94 Date 07/03 Fri 07/04/25 Sat 07/05/25 Sun 07/06/25 Mon 07/07/25 AST 6hrly 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 90 80 90 80 90 79 90 79 90 Temp 90 83 80 86 90 83 80 86 90 83 79 86 90 83 79 86 90 83 Dewpt 76 76 77 77 77 76 76 76 77 76 75 76 75 75 74 75 76 75 PWind dir E E E E E E E E E Wind char GN BZ BZ BZ BZ BZ GN BZ BZ Avg clouds SC SC SC B1 B1 SC FW FW FW SC SC SC SC SC SC SC SC SC PoP 12hr 30 50 50 5 5 10 30 30 30 Rain shwrs S C C C C C S S S S C C C C C S Tstms S S S $$ VIZ002-010800- Henry E. Rohlsen Airport-St Croix USVI 17.70N 64.80W Elev. 74 ft 503 PM AST Mon Jun 30 2025 Date 06/30/25 Tue 07/01/25 Wed 07/02/25 Thu 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 77 90 77 88 78 Temp 81 79 78 79 85 89 90 87 81 79 78 78 84 87 88 86 81 80 78 79 84 Dewpt 73 74 73 73 73 73 73 72 73 73 73 73 73 73 73 73 73 74 73 73 74 RH 77 85 85 82 67 59 58 61 77 82 85 85 70 63 61 65 77 82 85 82 72 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 17 18 19 17 18 18 17 17 19 18 18 18 16 13 12 13 14 13 13 13 Clouds CL SC SC SC CL CL SC SC CL B1 B2 SC SC SC FW FW FW FW FW FW SC PoP 12hr 10 30 50 10 10 QPF 12hr 0.02 0.04 0.12 0.09 0.01 Rain shwrs S S S S C C C C S S S S S S S S S Obvis H H H H Heat index 86 83 91 97 98 93 86 83 90 94 96 93 86 84 83 91 Max heat 94 85 91 98 97 85 90 96 96 85 91 Date 07/03 Fri 07/04/25 Sat 07/05/25 Sun 07/06/25 Mon 07/07/25 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 88 79 90 78 88 77 89 76 89 Temp 88 82 79 86 90 82 78 84 88 81 77 84 89 80 77 84 89 82 Dewpt 74 74 75 75 76 75 75 75 75 74 74 74 75 73 74 74 74 73 PWind dir E E E E E E E E E Wind char GN GN BZ GN BZ GN GN GN BZ Avg clouds FW FW SC B1 B2 B1 SC SC FW FW CL CL FW B1 SC SC SC SC PoP 12hr 30 50 50 5 5 0 40 30 30 Rain shwrs S C C C C C S S C C C C C S Tstms S S S $$