Point Forecast Matrices
Issued by NWS San Juan, PR
Issued by NWS San Juan, PR
Versions:
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445 FOCA52 TJSJ 260903 PFMSJU Point Forecast Matrices National Weather Service San Juan PR 503 AM AST Thu Jun 26 2025 PRZ001-262000- Luis Munoz Marin International Airport-San Juan 18.43N 66.00W Elev. 9 ft 503 AM AST Thu Jun 26 2025 Date Thu 06/26/25 Fri 06/27/25 Sat 06/28/25 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 77 89 Temp 85 89 90 87 82 80 78 80 85 88 89 86 81 79 77 79 84 88 89 86 82 Dewpt 74 74 74 74 74 74 73 73 74 74 75 74 74 73 73 73 73 74 74 74 74 RH 70 61 60 65 77 82 85 79 70 63 64 68 79 82 87 82 70 63 61 68 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 13 16 17 13 11 12 10 10 11 14 17 14 12 10 10 9 11 13 14 14 11 Clouds SC SC SC SC SC FW CL FW B1 SC SC SC B1 B1 B2 B2 SC SC SC SC B2 PoP 12hr 30 40 40 50 50 QPF 12hr 0.05 0.03 0.12 0.17 0.18 Rain shwrs C C S S C S S S C C C C S S S S C Tstms S Obvis H H H H H H Heat index 93 98 99 95 88 84 84 92 96 99 94 87 91 96 98 94 88 Max heat 93 99 99 87 92 99 99 85 91 98 98 Date Sun 06/29/25 Mon 06/30/25 Tue 07/01/25 Wed 07/02/25 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 89 77 90 77 89 76 89 Temp 78 85 89 81 77 85 90 81 78 84 89 80 77 84 89 80 Dewpt 74 75 76 75 74 74 74 74 72 74 74 73 73 74 74 74 PWind dir E E E E E E E E Wind char GN BZ GN GN GN GN GN GN Avg clouds B2 B2 B2 B1 SC SC SC SC SC SC SC SC SC SC SC SC PoP 12hr 70 70 20 20 10 30 20 30 Rain shwrs C L L L S S S S S S C C S S C C Tstms S S S S $$ PRZ002-262000- Roosevelt Roads Naval Airstation-Ceiba PR 18.25N 65.63W Elev. 39 ft 503 AM AST Thu Jun 26 2025 Date Thu 06/26/25 Fri 06/27/25 Sat 06/28/25 AST 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 87 79 87 78 87 Temp 84 86 87 85 82 80 79 80 84 86 87 85 81 79 78 79 83 86 87 85 82 Dewpt 74 74 74 73 74 73 73 73 73 74 75 73 73 73 73 73 73 74 74 74 74 RH 72 68 65 67 77 79 82 79 70 68 68 67 77 82 85 82 72 68 65 70 77 Wind dir E E E E E E E NE NE E E E E E E E E E E E E Wind spd 13 14 14 13 11 13 12 12 13 14 16 14 12 11 11 12 12 13 13 12 13 Clouds SC B1 SC SC SC SC FW SC B1 B2 B1 SC B1 B1 B2 B2 B1 B1 B1 B1 B2 PoP 12hr 40 40 50 50 60 QPF 12hr 0.09 0.06 0.19 0.19 0.12 Rain shwrs C C C C S S S S C C C S C C C C C C C C L Tstms S S Obvis H H H H Heat index 91 94 95 92 88 85 83 84 90 94 96 91 86 83 83 89 94 95 93 88 Max heat 91 95 95 87 90 96 96 85 89 95 95 Date Sun 06/29/25 Mon 06/30/25 Tue 07/01/25 Wed 07/02/25 AST 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 79 87 80 88 79 86 78 87 Temp 79 84 87 82 80 85 88 82 79 83 86 81 78 83 87 81 Dewpt 74 75 76 75 74 74 74 73 73 73 73 73 73 74 74 73 PWind dir E E E E E E E E Wind char BZ BZ GN BZ GN GN GN GN Avg clouds B2 B2 B2 B2 B2 B1 SC SC SC SC SC B1 B1 SC SC SC PoP 12hr 70 70 50 20 30 40 40 30 Rain shwrs L L L L C C S S S C C C C C C C Tstms S S S S $$ PRZ007-262000- Mercedita Airport-Ponce PR 18.02N 66.56W Elev. 26 ft 503 AM AST Thu Jun 26 2025 Date Thu 06/26/25 Fri 06/27/25 Sat 06/28/25 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 92 75 92 75 90 Temp 86 90 92 88 81 78 76 78 85 90 92 88 81 78 76 77 84 88 90 86 80 Dewpt 72 74 73 73 71 71 70 69 71 73 74 74 71 71 70 69 72 74 74 74 72 RH 63 60 54 61 72 79 82 74 63 58 56 63 72 79 82 76 67 63 60 68 77 Wind dir E E E E E NE NE NE NE E E E NE NE NE NE E E SE E E Wind spd 8 16 18 16 8 6 5 6 9 16 21 16 9 6 5 4 8 14 16 13 9 Wind gust 27 29 26 27 35 26 25 26 Clouds SC SC SC SC CL CL CL CL FW CL SC B1 SC SC SC SC SC SC SC SC SC PoP 12hr 20 0 40 10 10 QPF 12hr 0.03 0 0.10 0.03 0.06 Rain shwrs S S C S S S S S S S S S Tstms S Obvis H H H H H H H H Heat index 92 99101 95 85 90 98102 96 85 90 97 99 94 84 Max heat 92 102 101 83 90 102 101 83 90 99 99 Date Sun 06/29/25 Mon 06/30/25 Tue 07/01/25 Wed 07/02/25 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 89 76 91 75 91 74 90 Temp 75 83 89 81 76 85 91 80 76 85 91 80 75 84 90 80 Dewpt 71 73 76 73 71 72 73 71 69 71 73 71 69 71 73 72 PWind dir E E E E E E E E Wind char LT GN GN GN LT GN LT GN Avg clouds SC SC SC B1 FW FW CL CL CL CL FW SC SC FW FW FW PoP 12hr 10 70 5 0 0 10 10 5 Rain shwrs S S L L S S S S S S Tstms S S $$ PRZ008-262000- Rafael Hernandez Airport-Aguadilla PR 18.50N 67.13W Elev. 237 ft 503 AM AST Thu Jun 26 2025 Date Thu 06/26/25 Fri 06/27/25 Sat 06/28/25 AST 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 87 76 86 75 86 Temp 82 86 87 84 80 78 76 78 82 85 86 83 79 77 75 77 82 85 86 83 79 Dewpt 73 73 74 73 73 74 74 73 73 74 73 73 73 73 74 74 73 73 73 73 74 RH 74 65 65 70 79 88 94 85 74 70 65 72 82 87 97 90 74 67 65 72 85 Wind dir E E E E E E E E E E NE E E E E E E E E E E Wind spd 12 16 23 19 20 14 13 12 17 20 21 21 19 17 13 12 11 14 14 14 20 Clouds CL FW CL FW CL CL CL CL FW FW SC SC SC SC SC SC SC SC SC SC SC PoP 12hr 5 5 30 10 30 QPF 12hr 0 0.01 0.13 0.04 0.25 Rain shwrs S S C C S S S S S S C C S Obvis H H H H H H H H Heat index 88 93 95 91 84 87 92 93 89 87 91 93 89 Max heat 88 95 96 83 87 93 93 87 93 93 Date Sun 06/29/25 Mon 06/30/25 Tue 07/01/25 Wed 07/02/25 AST 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 75 87 75 88 75 86 74 86 Temp 75 82 87 79 75 83 88 79 76 82 86 78 74 81 86 77 Dewpt 74 74 74 74 74 73 74 73 73 72 72 72 73 72 74 73 PWind dir E E E E E E E E Wind char BZ GN GN BZ BZ BZ BZ BZ Avg clouds SC FW FW SC SC SC FW SC CL CL FW FW CL CL FW SC PoP 12hr 10 30 20 20 0 10 0 30 Rain shwrs S S C C S S S S S S C C $$ PRZ010-262000- Eugenio Maria de Hosto Airport-Mayaguez PR 18.27N 67.15W Elev. 28 ft 503 AM AST Thu Jun 26 2025 Date Thu 06/26/25 Fri 06/27/25 Sat 06/28/25 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 92 73 93 73 91 Temp 84 90 92 87 80 76 74 76 85 91 93 88 80 76 74 76 84 89 91 87 79 Dewpt 74 76 77 76 75 74 73 71 74 76 77 75 75 73 72 71 74 76 77 76 75 RH 72 64 62 70 85 94 97 85 70 62 60 66 85 90 93 85 72 66 64 70 88 Wind dir E E E E NE NE NE NE NE E E NE NE E E E E E E NE E Wind spd 4 4 3 8 8 8 9 6 11 11 5 12 11 12 8 5 4 3 2 4 5 Clouds CL CL SC B2 FW CL CL CL CL CL OV B2 CL CL CL CL SC SC B2 B2 SC PoP 12hr 60 0 70 10 60 QPF 12hr 0.46 0 1.05 0.01 1.03 Rain shwrs C L L L S S L L S Tstms S S S S Obvis H H H H H H Heat index 92102106 98 84 93103107 98 85 91100105 97 83 Max heat 92 106 105 93 107 106 91 105 104 Date Sun 06/29/25 Mon 06/30/25 Tue 07/01/25 Wed 07/02/25 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 92 74 93 72 91 72 91 Temp 74 84 92 80 75 85 93 79 73 83 91 78 73 83 91 78 Dewpt 73 75 78 75 73 74 77 74 72 74 75 74 71 73 77 74 PWind dir E E E E E E E E Wind char LT LT LT LT LT LT LT LT Avg clouds SC FW SC B2 SC FW SC B1 CL CL SC B1 CL CL SC B1 PoP 12hr 10 80 5 60 0 60 0 60 Rain shwrs S S D D S S L L L L L L Tstms S S S S S S S S $$ VIZ001-262000- CYRIL E. King Airport-St Thomas USVI 18.33N 64.97W Elev. 23 ft 503 AM AST Thu Jun 26 2025 Date Thu 06/26/25 Fri 06/27/25 Sat 06/28/25 AST 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 89 80 89 80 89 Temp 85 88 89 87 83 81 80 81 85 88 89 87 83 81 80 81 85 88 89 87 83 Dewpt 75 74 75 74 75 75 75 74 75 74 75 74 75 74 74 74 75 75 75 76 76 RH 72 63 64 65 77 82 85 79 72 63 64 65 77 79 82 79 72 66 64 70 80 Wind dir E E E E E E E NE E E E E E E E E E E E E E Wind spd 18 19 17 17 18 20 19 17 17 18 18 18 19 18 17 18 18 17 16 17 20 Clouds SC SC SC SC FW SC FW FW B1 SC SC SC SC SC SC SC B1 B1 B2 B2 B2 PoP 12hr 20 40 40 40 60 QPF 12hr 0.04 0.04 0.15 0.14 0.14 Rain shwrs S S S S C C C S C C C C C C C C L Tstms S S S Obvis H H H H H H H H Heat index 94 97 99 95 91 88 85 87 94 97 99 95 91 87 85 87 94 98 99 97 91 Max heat 94 99 100 90 94 99 99 90 94 99 99 Date Sun 06/29/25 Mon 06/30/25 Tue 07/01/25 Wed 07/02/25 AST 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 80 89 80 89 80 89 79 88 Temp 80 85 89 83 80 85 89 83 80 85 89 82 79 84 88 83 Dewpt 75 76 76 76 75 75 74 75 75 74 74 74 74 74 74 74 PWind dir E E E E E E E E Wind char BZ BZ BZ BZ BZ BZ BZ BZ Avg clouds B2 B2 B1 SC SC SC SC SC SC SC SC SC SC SC FW SC PoP 12hr 60 50 20 20 20 20 20 20 Rain shwrs L L C C S S S S S S S S S S S S Tstms S S S $$ VIZ002-262000- Henry E. Rohlsen Airport-St Croix USVI 17.70N 64.80W Elev. 74 ft 503 AM AST Thu Jun 26 2025 Date Thu 06/26/25 Fri 06/27/25 Sat 06/28/25 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 88 78 88 Temp 84 87 88 86 82 80 78 80 84 87 88 86 82 80 78 80 84 87 88 86 82 Dewpt 74 75 74 73 73 74 73 74 74 74 74 73 73 73 74 74 74 74 75 75 74 RH 72 68 63 65 74 82 85 82 72 65 63 65 74 79 88 82 72 65 66 70 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 17 16 12 18 16 16 16 19 16 18 14 16 16 14 17 16 16 16 17 Clouds SC SC SC FW FW FW SC SC SC SC SC SC SC SC SC SC SC SC B2 B2 B2 PoP 12hr 30 20 30 30 60 QPF 12hr 0.04 0.04 0.10 0.10 0.13 Rain shwrs S C S S S S C S S S S S S C C C C L Tstms S S S Obvis H H H H H H H Heat index 92 96 97 92 87 84 84 91 95 97 92 87 83 84 91 95 98 94 87 Max heat 92 98 97 86 91 97 96 85 91 98 97 Date Sun 06/29/25 Mon 06/30/25 Tue 07/01/25 Wed 07/02/25 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 88 78 88 77 88 77 88 Temp 78 84 88 82 78 84 88 81 77 84 88 81 77 84 88 81 Dewpt 75 75 75 74 74 74 74 73 73 73 73 72 73 73 74 73 PWind dir E E E E E E E E Wind char BZ BZ BZ BZ BZ BZ BZ GN Avg clouds B2 B2 B2 SC SC SC FW FW SC SC SC SC SC SC FW SC PoP 12hr 70 70 20 20 30 30 30 20 Rain shwrs L L L S S S S S S C C C C C S S Tstms S S S $$