Point Forecast Matrices
Issued by NWS San Juan, PR
Issued by NWS San Juan, PR
Versions:
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774 FOCA52 TJSJ 010903 PFMSJU Point Forecast Matrices National Weather Service San Juan PR 503 AM AST Tue Jul 1 2025 PRZ001-012000- Luis Munoz Marin International Airport-San Juan 18.43N 66.00W Elev. 9 ft 503 AM AST Tue Jul 1 2025 Date Tue 07/01/25 Wed 07/02/25 Thu 07/03/25 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 78 89 78 89 Temp 83 86 87 85 81 80 78 79 85 88 89 86 82 80 78 79 85 88 89 87 82 Dewpt 74 72 72 72 73 73 73 73 74 73 73 74 74 74 73 73 74 74 74 74 74 RH 74 63 61 65 77 79 85 82 70 61 59 68 77 82 85 82 70 63 61 65 77 Wind dir E E E E E E E E E E E E E E SE E E E E E E Wind spd 13 16 17 14 12 13 12 11 12 17 16 13 10 10 9 6 9 12 14 12 9 Clouds B1 SC SC SC SC SC SC B1 SC SC SC SC SC SC SC SC SC SC SC SC SC PoP 12hr 40 40 30 20 30 QPF 12hr 0.10 0.19 0.22 0.03 0.06 Rain shwrs C C S S S S C C S S S C S S S S S S C C C Heat index 90 92 94 91 86 84 93 96 97 94 88 84 93 97 98 95 88 Max heat 90 94 94 86 93 98 97 86 93 98 98 Date Fri 07/04/25 Sat 07/05/25 Sun 07/06/25 Mon 07/07/25 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 90 79 90 79 88 78 88 Temp 79 86 90 83 79 86 90 83 79 84 88 81 78 84 88 81 Dewpt 74 75 75 76 75 75 75 75 74 74 74 75 74 74 73 74 PWind dir E E E E E E E E Wind char LT GN GN GN GN GN GN GN Avg clouds SC B1 B2 B1 SC SC SC SC SC SC SC B1 B1 B1 B1 SC PoP 12hr 50 60 30 30 20 40 40 40 Rain shwrs C C L L S C C S S S C C C C C C Tstms S S S $$ PRZ002-012000- Roosevelt Roads Naval Airstation-Ceiba PR 18.25N 65.63W Elev. 39 ft 503 AM AST Tue Jul 1 2025 Date Tue 07/01/25 Wed 07/02/25 Thu 07/03/25 AST 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 88 78 89 78 89 Temp 85 87 88 86 81 80 78 79 85 88 89 86 82 80 78 79 85 88 89 87 83 Dewpt 73 73 73 72 73 73 73 73 74 74 74 74 73 73 73 73 74 74 74 74 74 RH 67 63 61 63 77 79 85 82 70 63 61 68 74 79 85 82 70 63 61 65 74 Wind dir E E E E E E E E E E E E E E E E E E E E E Wind spd 17 17 14 14 14 17 17 17 16 14 14 12 12 12 11 10 12 12 11 10 9 Clouds B1 SC SC SC CL SC B1 B1 B1 B1 SC SC SC SC SC SC SC SC SC SC SC PoP 12hr 40 40 40 30 30 QPF 12hr 0.09 0.28 0.36 0.03 0.06 Rain shwrs C C S S S C C C C S S S S S S S S C C C Heat index 92 94 96 92 86 84 93 97 98 94 87 84 93 97 98 95 90 Max heat 92 96 96 86 93 99 98 86 93 98 98 Date Fri 07/04/25 Sat 07/05/25 Sun 07/06/25 Mon 07/07/25 AST 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 80 89 80 89 80 89 78 88 Temp 80 85 89 83 80 85 89 83 80 85 89 82 78 84 88 81 Dewpt 74 75 76 75 74 75 75 74 74 74 74 74 73 74 74 74 PWind dir E E E E E E E E Wind char GN GN GN GN GN GN GN GN Avg clouds SC B1 B2 B2 SC SC SC SC SC SC SC B1 B1 B1 B1 SC PoP 12hr 60 70 30 30 20 40 40 40 Rain shwrs C L L L S C C S S S C C C C C C Tstms S S S $$ PRZ007-012000- Mercedita Airport-Ponce PR 18.02N 66.56W Elev. 26 ft 503 AM AST Tue Jul 1 2025 Date Tue 07/01/25 Wed 07/02/25 Thu 07/03/25 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 77 90 76 90 Temp 84 89 90 87 81 79 78 79 85 89 90 87 81 78 77 78 84 89 90 87 81 Dewpt 72 72 72 72 70 69 70 70 72 74 73 74 72 71 71 70 72 74 74 74 73 RH 67 57 56 61 69 72 76 74 65 61 58 65 74 79 82 76 67 61 60 65 77 Wind dir E E E E E NE NE NE E SE SE SE E E E E E SE SE SE E Wind spd 8 16 20 14 9 5 5 8 12 13 13 12 9 6 6 6 8 13 11 10 6 Wind gust 26 34 24 Clouds SC SC SC SC FW CL SC SC SC SC SC FW FW FW FW FW CL CL CL CL FW PoP 12hr 20 30 30 0 0 QPF 12hr 0.06 0.14 0.24 0 0 Rain shwrs S S S S S C C S Heat index 90 96 97 94 85 91 98 98 95 85 90 98 99 95 86 Max heat 90 97 96 85 91 99 97 84 90 99 98 Date Fri 07/04/25 Sat 07/05/25 Sun 07/06/25 Mon 07/07/25 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 91 78 90 76 90 76 89 Temp 78 85 91 82 79 85 90 81 77 84 90 81 77 84 89 80 Dewpt 71 73 75 75 72 74 76 74 72 73 75 73 70 71 73 71 PWind dir E SE E E E E NE E Wind char LT GN LT GN LT GN LT GN Avg clouds FW FW SC SC CL CL CL CL CL CL CL CL CL FW FW FW PoP 12hr 5 30 0 0 0 0 5 5 Rain shwrs C C S S $$ PRZ008-012000- Rafael Hernandez Airport-Aguadilla PR 18.50N 67.13W Elev. 237 ft 503 AM AST Tue Jul 1 2025 Date Tue 07/01/25 Wed 07/02/25 Thu 07/03/25 AST 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 86 76 87 76 87 Temp 82 85 86 84 79 78 76 77 83 86 87 84 80 78 76 77 83 86 87 84 79 Dewpt 72 73 72 71 71 72 73 73 72 73 74 73 73 73 73 73 72 72 74 73 74 RH 72 67 63 65 77 82 90 87 70 65 65 70 79 85 90 87 70 63 65 70 85 Wind dir E E E E E E E E E E E E E E E E E E E E E Wind spd 17 20 21 21 21 17 16 12 12 10 16 17 13 5 9 9 6 6 11 12 8 Clouds SC SC CL CL CL CL SC SC FW FW B2 B2 SC SC FW FW FW FW SC SC SC PoP 12hr 10 0 60 10 20 QPF 12hr 0.01 0.01 0.55 0.02 0.16 Rain shwrs S S C L S S S S S S S Tstms S S Heat index 87 92 92 89 88 93 95 90 84 88 92 95 90 Max heat 87 93 93 88 95 95 88 95 95 Date Fri 07/04/25 Sat 07/05/25 Sun 07/06/25 Mon 07/07/25 AST 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 75 88 77 88 76 88 76 87 Temp 75 83 88 81 77 84 88 80 76 83 88 80 76 83 87 80 Dewpt 74 72 75 75 76 74 75 75 75 74 74 74 75 74 74 73 PWind dir E E E E E E E E Wind char GN LT LT GN LT BZ GN BZ Avg clouds SC FW SC B1 FW FW FW SC FW FW FW SC CL CL FW SC PoP 12hr 5 50 5 40 5 20 0 30 Rain shwrs S S C C S S C C S S S S C C Tstms S S $$ PRZ010-012000- Eugenio Maria de Hosto Airport-Mayaguez PR 18.27N 67.15W Elev. 28 ft 503 AM AST Tue Jul 1 2025 Date Tue 07/01/25 Wed 07/02/25 Thu 07/03/25 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 74 92 74 92 Temp 84 90 91 87 80 77 75 76 85 91 92 88 80 77 75 76 85 91 92 88 80 Dewpt 74 76 76 75 73 72 71 71 74 75 76 75 74 73 72 71 74 76 76 75 75 RH 72 64 62 68 79 85 87 85 70 60 60 66 82 87 90 85 70 62 60 66 85 Wind dir E E S E NE E E E E SE NE SE E E E E E E E E E Wind spd 8 6 4 10 11 10 8 4 3 2 2 2 4 6 5 5 3 3 5 4 6 Clouds SC SC B1 B1 SC FW SC SC FW FW B1 B1 SC SC SC SC CL CL B2 B2 FW PoP 12hr 40 30 40 10 50 QPF 12hr 0.29 0.05 0.46 0.02 0.66 Rain shwrs S C C C S C C S S S S C C Tstms S S S S Heat index 91102103 96 84 93102105 98 84 93103105 98 85 Max heat 91 103 102 93 105 103 93 105 103 Date Fri 07/04/25 Sat 07/05/25 Sun 07/06/25 Mon 07/07/25 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 93 76 93 75 92 73 92 Temp 75 85 93 82 77 86 93 81 76 85 92 79 74 84 92 79 Dewpt 73 74 77 76 74 76 79 77 74 75 78 75 74 74 77 74 PWind dir E E E E E E E E Wind char LT LT LT LT LT LT LT LT Avg clouds FW FW SC B1 CL CL FW SC CL CL FW SC CL CL SC B1 PoP 12hr 5 70 0 50 0 40 0 60 Rain shwrs L L C C C C L L Tstms S S S S S S $$ VIZ001-012000- CYRIL E. King Airport-St Thomas USVI 18.33N 64.97W Elev. 23 ft 503 AM AST Tue Jul 1 2025 Date Tue 07/01/25 Wed 07/02/25 Thu 07/03/25 AST 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 90 79 89 80 88 Temp 86 89 90 87 83 81 79 80 85 88 89 87 83 82 80 81 85 87 88 86 83 Dewpt 73 73 73 74 74 74 75 75 75 75 75 75 75 74 74 75 75 74 75 75 76 RH 65 59 58 65 74 79 88 85 72 66 64 68 77 77 82 82 72 65 66 70 80 Wind dir E E E E E E E E E E E E E E E E E E E E E Wind spd 20 19 20 19 23 24 23 21 20 18 16 17 18 18 17 17 16 14 13 11 13 Clouds SC SC SC CL CL SC B2 B1 SC SC SC SC SC SC SC SC SC SC SC SC SC PoP 12hr 30 50 10 10 30 QPF 12hr 0.05 0.20 0.11 0.03 0.03 Rain shwrs C S S S C C S S S S S S S S S S S S C Heat index 93 97 98 95 90 86 85 94 98 99 96 90 88 84 87 94 95 98 95 91 Max heat 93 98 99 89 94 99 99 90 94 98 98 Date Fri 07/04/25 Sat 07/05/25 Sun 07/06/25 Mon 07/07/25 AST 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 80 89 80 89 79 89 79 89 Temp 80 85 89 83 80 85 89 82 79 85 89 82 79 85 89 82 Dewpt 76 77 77 76 76 76 76 76 75 75 75 75 75 74 74 75 PWind dir E E E E E E E E Wind char BZ BZ BZ BZ BZ GN BZ BZ Avg clouds SC B1 B1 SC FW FW SC SC SC SC SC SC SC SC SC SC PoP 12hr 40 40 5 5 10 30 30 30 Rain shwrs C C C C S S S S S S C C C C S $$ VIZ002-012000- Henry E. Rohlsen Airport-St Croix USVI 17.70N 64.80W Elev. 74 ft 503 AM AST Tue Jul 1 2025 Date Tue 07/01/25 Wed 07/02/25 Thu 07/03/25 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 78 89 78 90 Temp 85 89 90 87 82 80 78 79 85 88 89 86 82 80 78 80 85 89 90 87 83 Dewpt 72 72 72 72 73 74 73 73 73 73 74 74 73 73 73 73 74 74 74 75 74 RH 65 57 56 61 74 82 85 82 67 61 61 68 74 79 85 79 70 61 60 68 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 18 18 18 18 18 20 20 18 18 17 14 16 14 14 13 13 14 14 13 11 11 Clouds SC SC FW CL SC B1 B1 SC SC SC FW FW SC SC FW FW SC SC CL CL SC PoP 12hr 10 40 10 10 30 QPF 12hr 0.02 0.16 0.09 0.02 0.01 Rain shwrs S S S C C S S S S S S S S S S S C Heat index 91 96 97 94 87 84 92 96 98 94 87 84 84 93 98 99 96 90 Max heat 91 98 98 86 92 98 98 86 93 99 99 Date Fri 07/04/25 Sat 07/05/25 Sun 07/06/25 Mon 07/07/25 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 89 79 89 77 89 77 89 Temp 79 85 89 82 79 85 89 81 77 84 89 81 77 84 89 81 Dewpt 74 75 76 75 75 76 75 74 74 74 73 73 74 74 73 73 PWind dir E E E E E E E E Wind char GN GN GN BZ GN GN BZ BZ Avg clouds SC B1 B1 B1 SC FW FW FW CL CL FW SC SC SC SC FW PoP 12hr 40 50 5 5 0 30 30 20 Rain shwrs C C C C S S S C C C S S Tstms S S $$