Point Forecast Matrices
Issued by NWS San Juan, PR
Issued by NWS San Juan, PR
Versions:
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653 FOCA52 TJSJ 250903 PFMSJU Point Forecast Matrices National Weather Service San Juan PR 503 AM AST Wed Jun 25 2025 PRZ001-252000- Luis Munoz Marin International Airport-San Juan 18.43N 66.00W Elev. 9 ft 503 AM AST Wed Jun 25 2025 Date Wed 06/25/25 Thu 06/26/25 Fri 06/27/25 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 90 77 89 Temp 82 87 87 85 82 81 80 79 82 86 87 85 82 81 80 79 82 86 86 84 81 Dewpt 75 75 75 74 74 75 74 73 74 75 75 74 74 74 73 73 74 74 74 74 74 RH 79 68 68 70 77 82 82 82 77 70 68 70 77 79 79 82 77 68 68 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 13 18 18 14 12 12 11 12 14 17 17 14 11 10 12 10 11 14 13 13 10 Clouds SC SC FW CL FW SC SC SC SC SC SC SC FW FW SC SC B2 B2 SC SC B2 PoP 12hr 20 20 30 60 60 QPF 12hr 0.02 0.04 0.06 0.06 0.14 Rain shwrs S S S S S S C C S S S S S L L S S C Obvis H H H H H H H H H H H H H Heat index 94 99101 95 88 85 84 93 99101 95 88 91 97 98 94 86 Max heat 94 101 101 87 93 101 99 86 91 98 97 Heat Y Y Date Sat 06/28/25 Sun 06/29/25 Mon 06/30/25 Tue 07/01/25 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 90 77 90 78 90 77 89 Temp 79 81 86 81 79 81 86 81 80 81 87 81 79 81 86 81 Dewpt 73 74 74 75 74 75 76 75 75 75 75 74 74 74 74 73 PWind dir E E E E E E E E Wind char GN GN GN GN GN GN GN GN Avg clouds B2 B1 SC SC B1 B1 SC SC SC SC FW SC SC SC SC SC PoP 12hr 60 40 40 30 20 10 10 20 Rain shwrs L L S C C C C C S S S S S S S S $$ PRZ002-252000- Roosevelt Roads Naval Airstation-Ceiba PR 18.25N 65.63W Elev. 39 ft 503 AM AST Wed Jun 25 2025 Date Wed 06/25/25 Thu 06/26/25 Fri 06/27/25 AST 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 87 80 87 79 87 Temp 83 86 85 84 82 82 80 80 83 85 85 84 82 81 80 80 83 85 85 83 81 Dewpt 74 75 75 74 74 73 73 73 74 75 75 74 73 74 73 73 73 74 74 74 73 RH 74 70 72 72 77 74 79 79 74 72 72 72 74 79 79 79 72 70 70 74 77 Wind dir E E E E E E E E E E E E E E E E E E E E NE Wind spd 16 16 16 14 14 14 13 14 16 16 16 14 12 12 12 11 13 14 13 13 11 Clouds SC SC SC SC SC SC SC SC SC B1 SC SC FW FW SC SC B2 B2 B1 B1 B2 PoP 12hr 30 30 40 60 60 QPF 12hr 0.04 0.06 0.07 0.07 0.17 Rain shwrs C S S S S S S C C C C S S S S S L L C C C Tstms S S Obvis H H H H H H H H H H Heat index 91 95 96 93 88 86 84 86 91 95 96 93 87 84 84 90 94 95 93 86 Max heat 91 96 95 88 91 96 96 86 90 95 95 Date Sat 06/28/25 Sun 06/29/25 Mon 06/30/25 Tue 07/01/25 AST 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 78 87 79 87 80 87 79 87 Temp 80 82 85 81 80 82 85 81 80 83 86 82 80 82 85 81 Dewpt 73 74 74 74 74 75 76 75 75 74 75 74 73 73 74 73 PWind dir E E E E E E E E Wind char GN GN GN BZ GN GN GN GN Avg clouds B2 B2 SC SC B2 B2 B1 SC B2 B1 SC SC SC SC SC SC PoP 12hr 60 50 60 60 50 20 20 30 Rain shwrs L L C C C L L C C C S S S S C C Tstms S S S S $$ PRZ007-252000- Mercedita Airport-Ponce PR 18.02N 66.56W Elev. 26 ft 503 AM AST Wed Jun 25 2025 Date Wed 06/25/25 Thu 06/26/25 Fri 06/27/25 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 76 92 76 92 Temp 85 89 91 88 82 79 78 76 84 90 91 88 83 79 77 76 84 89 90 86 82 Dewpt 73 74 74 74 72 71 71 70 72 73 74 73 71 70 70 69 71 73 74 74 72 RH 67 61 58 63 72 77 79 82 67 58 58 61 67 74 79 79 65 59 60 68 72 Wind dir E E SE E E NE NE NE E E SE E E NE NE NE NE E E E NE Wind spd 10 16 16 16 8 8 5 5 6 18 20 13 6 8 5 6 9 16 20 12 6 Wind gust 27 27 26 29 33 27 33 Clouds CL CL CL CL CL CL CL FW SC SC SC SC CL CL CL CL CL CL SC SC FW PoP 12hr 0 10 20 0 10 QPF 12hr 0 0.01 0.02 0 0.01 Rain shwrs S S S S S S Obvis H H H H H H H H H H H H H H Heat index 92 98108 95 85 92 98102 96 86 91 98102 97 85 Max heat 92 108 107 83 92 102 100 83 91 102 101 Heat Y Y Date Sat 06/28/25 Sun 06/29/25 Mon 06/30/25 Tue 07/01/25 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 90 76 90 76 91 76 92 Temp 77 83 88 82 77 83 88 82 78 84 90 83 77 83 89 82 Dewpt 71 72 74 73 71 74 76 73 72 73 75 71 70 71 73 71 PWind dir NE E E E E E E E Wind char LT GN LT GN GN GN LT GN Avg clouds FW SC SC SC SC SC SC SC FW FW CL CL CL CL FW SC PoP 12hr 10 10 10 20 0 0 0 20 Rain shwrs S S S S S S S S S S $$ PRZ008-252000- Rafael Hernandez Airport-Aguadilla PR 18.50N 67.13W Elev. 237 ft 503 AM AST Wed Jun 25 2025 Date Wed 06/25/25 Thu 06/26/25 Fri 06/27/25 AST 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 88 76 88 76 87 Temp 81 86 86 83 80 79 78 77 81 85 85 82 79 79 78 77 81 85 84 81 78 Dewpt 73 74 75 74 73 73 74 73 73 73 74 73 73 74 73 73 73 73 73 73 73 RH 77 68 70 74 79 82 88 87 77 67 70 74 82 85 85 87 77 67 70 77 85 Wind dir E E E E E E E E E E E E E E E E E E NE E E Wind spd 13 16 24 21 19 14 12 13 12 20 23 24 20 14 13 13 16 19 20 20 20 Clouds CL CL CL SC CL CL CL CL CL FW CL SC CL CL CL CL SC SC SC SC SC PoP 12hr 5 0 10 10 30 QPF 12hr 0 0 0.01 0 0.07 Rain shwrs S S S S C C C Obvis H H H H H H H H H H H H H H Heat index 89 95 98 93 84 89 94 97 92 84 89 93 94 90 Max heat 89 98 99 89 97 97 89 94 93 Heat Y Y Date Sat 06/28/25 Sun 06/29/25 Mon 06/30/25 Tue 07/01/25 AST 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 74 87 75 87 75 87 75 87 Temp 78 80 84 79 77 80 84 79 78 80 85 79 78 80 84 79 Dewpt 74 73 74 73 74 74 75 74 74 74 74 73 74 72 73 72 PWind dir E E E E E E E E Wind char BZ GN GN BZ GN BZ GN BZ Avg clouds SC SC SC SC SC FW FW SC FW FW FW SC CL FW SC SC PoP 12hr 30 20 10 30 5 20 5 20 Rain shwrs C C S S S S C C S S S S S S $$ PRZ010-252000- Eugenio Maria de Hosto Airport-Mayaguez PR 18.27N 67.15W Elev. 28 ft 503 AM AST Wed Jun 25 2025 Date Wed 06/25/25 Thu 06/26/25 Fri 06/27/25 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 93 73 93 73 92 Temp 82 90 89 85 80 77 75 74 81 90 88 83 79 76 75 74 81 89 87 82 78 Dewpt 75 76 77 77 74 73 73 71 74 76 77 76 75 74 73 71 74 76 77 75 75 RH 79 64 68 77 82 87 94 90 79 64 70 80 88 94 94 90 79 66 72 79 91 Wind dir E E E E E E E E E E E NE E E E E NE E E NE E Wind spd 6 3 4 2 6 6 3 4 6 3 3 11 5 10 9 6 11 10 6 10 10 Clouds CL CL CL B1 CL CL CL CL CL CL SC OV FW FW CL CL CL CL OV OV CL PoP 12hr 40 0 70 5 70 QPF 12hr 0.03 0 0.86 0.01 1.05 Rain shwrs C C L S S L L Tstms S S Obvis H H H H H H H H H H H H H Heat index 94103107100 84 93103107 99 85 91102106 96 85 Max heat 94 107 106 93 107 106 91 106 104 Heat Y Y Date Sat 06/28/25 Sun 06/29/25 Mon 06/30/25 Tue 07/01/25 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 91 73 91 74 92 73 92 Temp 75 80 85 78 74 80 86 79 75 81 88 79 74 80 87 78 Dewpt 72 74 77 75 73 75 78 76 73 75 77 75 72 74 76 74 PWind dir E E E E E E E E Wind char GN LT LT LT LT LT LT LT Avg clouds CL FW SC B1 SC FW SC B1 SC FW SC B1 CL CL FW B1 PoP 12hr 10 60 10 70 5 60 0 50 Rain shwrs S L L S S L L S S L L C C Tstms S S S S S S $$ VIZ001-252000- CYRIL E. King Airport-St Thomas USVI 18.33N 64.97W Elev. 23 ft 503 AM AST Wed Jun 25 2025 Date Wed 06/25/25 Thu 06/26/25 Fri 06/27/25 AST 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 90 81 89 80 89 Temp 83 87 88 86 83 82 81 80 83 87 88 86 82 82 81 81 83 87 87 85 82 Dewpt 76 75 76 75 75 75 75 74 75 75 75 75 75 75 75 74 75 74 74 75 75 RH 80 68 68 70 77 79 82 82 77 68 66 70 79 79 82 79 77 65 65 72 79 Wind dir E E E E E E E E E E E E E E E E E E E E E Wind spd 20 20 19 20 20 21 20 21 20 20 18 19 18 19 18 18 18 18 17 17 18 Clouds SC SC FW FW SC SC SC SC SC SC SC SC FW FW SC SC B2 B2 SC SC SC PoP 12hr 10 20 20 60 60 QPF 12hr 0.02 0.04 0.04 0.06 0.15 Rain shwrs S S S S S S S S S S S S S S L L C C C Obvis H H H H H H H H H H H H H H Heat index 96 99102 98 92 89 87 88 95 98 99 96 90 87 85 86 94 97 98 96 90 Max heat 96 102 102 93 95 99 99 90 94 98 98 Date Sat 06/28/25 Sun 06/29/25 Mon 06/30/25 Tue 07/01/25 AST 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 79 89 80 90 81 89 80 90 Temp 80 83 87 82 80 84 88 82 81 84 87 82 81 83 87 81 Dewpt 75 75 75 75 76 76 76 76 75 75 75 75 74 74 74 74 PWind dir E E E E E E E E Wind char BZ BZ BZ BZ BZ BZ BZ BZ Avg clouds B1 B1 SC SC B2 B2 B1 B1 SC SC SC SC SC SC SC SC PoP 12hr 40 50 50 50 30 20 20 10 Rain shwrs C C C C C C C C C C S S S S S S Tstms S S S S $$ VIZ002-252000- Henry E. Rohlsen Airport-St Croix USVI 17.70N 64.80W Elev. 74 ft 503 AM AST Wed Jun 25 2025 Date Wed 06/25/25 Thu 06/26/25 Fri 06/27/25 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 79 88 77 88 Temp 83 85 86 85 81 81 80 79 83 86 86 84 81 80 80 79 82 85 85 84 81 Dewpt 74 75 75 74 74 74 74 73 75 75 75 74 73 74 74 74 74 74 74 74 73 RH 74 72 70 70 79 79 82 82 77 70 70 72 77 82 82 85 77 70 70 72 77 Wind dir E E E E E E E E E E E E E E NE E E E E E E Wind spd 19 20 20 19 19 20 18 16 19 19 18 18 17 16 16 16 18 19 17 16 14 Clouds CL SC CL CL SC SC FW SC SC SC SC SC FW FW SC SC B2 B2 SC SC SC PoP 12hr 10 30 30 50 50 QPF 12hr 0.01 0.05 0.06 0.06 0.10 Rain shwrs S S S C S C C S S S S S C C S S S Obvis H H H H H H H H H H H H Heat index 93 98 99 94 88 84 84 92 96 98 93 86 91 95 97 93 86 Max heat 93 99 99 86 92 98 98 84 91 97 97 Date Sat 06/28/25 Sun 06/29/25 Mon 06/30/25 Tue 07/01/25 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 88 78 88 79 88 78 88 Temp 79 82 85 80 79 83 86 81 80 83 86 80 80 82 85 80 Dewpt 73 74 75 74 74 75 75 75 74 74 75 74 72 74 74 73 PWind dir E E E E E E E E Wind char BZ BZ BZ BZ BZ BZ BZ BZ Avg clouds SC SC SC B1 B2 B1 B1 SC SC SC SC FW SC SC SC SC PoP 12hr 30 50 50 40 20 20 20 20 Rain shwrs S C C C C C C S S S S S S S S S Tstms S S S $$