Point Forecast Matrices
Issued by NWS San Juan, PR
Issued by NWS San Juan, PR
Versions:
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302 FOCA52 TJSJ 150903 PFMSJU Point Forecast Matrices National Weather Service San Juan PR 503 AM AST Sun Jun 15 2025 PRZ001-152000- Luis Munoz Marin International Airport-San Juan 18.43N 66.00W Elev. 9 ft 503 AM AST Sun Jun 15 2025 Date Sun 06/15/25 Mon 06/16/25 Tue 06/17/25 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 77 89 77 89 Temp 83 86 87 85 81 79 77 79 84 88 89 86 81 79 77 79 84 88 89 86 82 Dewpt 74 75 75 75 74 74 74 74 74 75 75 75 74 75 75 74 75 74 75 75 74 RH 74 70 68 72 79 85 90 85 72 66 64 70 79 88 94 85 74 63 64 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 11 13 13 12 9 9 8 9 9 13 13 11 9 9 8 10 12 14 17 13 11 Clouds SC SC SC B2 SC SC B2 B2 B2 B2 OV OV B1 B1 B1 B1 B1 B1 B1 B1 SC PoP 12hr 50 70 70 40 40 QPF 12hr 0.19 0.85 0.41 0.23 0.21 Rain shwrs S S S C S L C L L L L L C C C C C C C C C Tstms S S S S S S Obvis H Heat index 90 95 96 94 86 91 98 99 95 86 92 97 99 95 88 Max heat 90 96 96 84 91 100 99 85 92 99 99 Date Wed 06/18/25 Thu 06/19/25 Fri 06/20/25 Sat 06/21/25 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 90 78 89 77 89 77 90 Temp 78 85 90 82 78 85 89 81 77 84 89 81 77 85 90 82 Dewpt 74 74 75 74 74 74 75 75 74 75 75 74 74 75 75 75 PWind dir E E E E E E E E Wind char GN BZ GN GN GN GN GN GN Avg clouds SC B1 B1 SC SC B1 B1 SC SC SC SC B1 B1 B1 B1 B1 PoP 12hr 40 40 50 50 20 40 40 40 Rain shwrs C C C C C C C C S S C C C C C C Tstms S S $$ PRZ002-152000- Roosevelt Roads Naval Airstation-Ceiba PR 18.25N 65.63W Elev. 39 ft 503 AM AST Sun Jun 15 2025 Date Sun 06/15/25 Mon 06/16/25 Tue 06/17/25 AST 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 84 77 86 79 87 Temp 81 83 84 82 80 78 77 78 82 85 86 84 81 80 79 80 84 86 87 85 81 Dewpt 73 74 75 75 74 74 74 74 74 75 75 74 74 74 74 74 75 75 75 75 74 RH 77 74 74 79 82 88 90 88 77 72 70 72 79 82 85 82 74 70 68 72 79 Wind dir E E E E E E E E E E E E E E E E E E E E E Wind spd 13 13 13 11 10 9 10 9 11 12 11 10 10 10 11 12 13 16 14 14 12 Clouds SC B1 SC B2 SC B2 B2 OV B2 B2 B2 B2 B2 B2 B2 B2 B2 B2 SC SC SC PoP 12hr 40 70 60 50 50 QPF 12hr 0.26 0.99 0.40 0.30 0.18 Rain shwrs C C C C C L L L L L L L C C C C C C S S C Tstms S S S S S S S Obvis H H Heat index 86 90 92 89 84 88 94 95 91 86 84 84 92 95 96 94 86 Max heat 86 92 92 88 96 94 86 92 96 96 Date Wed 06/18/25 Thu 06/19/25 Fri 06/20/25 Sat 06/21/25 AST 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 78 87 78 87 78 86 78 87 Temp 78 83 87 81 78 83 87 81 78 83 86 81 78 83 87 81 Dewpt 74 74 75 74 74 74 75 74 74 75 75 74 74 75 75 74 PWind dir E E E E E E E E Wind char GN BZ GN GN GN GN GN GN Avg clouds SC B1 B1 SC SC B1 B2 B1 B1 B1 B1 B1 B1 B1 B1 B1 PoP 12hr 40 40 60 60 40 40 40 50 Rain shwrs C C C C C L L C C C C C C C C C Tstms S S $$ PRZ007-152000- Mercedita Airport-Ponce PR 18.02N 66.56W Elev. 26 ft 503 AM AST Sun Jun 15 2025 Date Sun 06/15/25 Mon 06/16/25 Tue 06/17/25 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 90 76 92 Temp 83 87 88 85 81 78 76 78 84 88 90 87 81 78 76 78 86 90 92 88 82 Dewpt 72 74 75 75 73 72 72 71 72 74 75 74 72 72 72 71 72 74 74 73 73 RH 70 65 66 72 77 82 87 79 67 63 62 65 74 82 87 79 63 60 56 61 74 Wind dir E E SE E E NE NE E E E SE E E NE E E E E E E E Wind spd 5 13 13 10 6 4 4 4 8 13 13 10 8 5 5 5 8 14 17 11 9 Wind gust 24 25 28 Clouds CL SC SC SC FW FW SC SC SC B1 SC SC SC SC SC SC FW FW SC SC FW PoP 12hr 30 20 40 10 30 QPF 12hr 0.12 0.12 0.18 0.04 0.10 Rain shwrs S S C S S S S S S C C S S S S C C Obvis H H H H H H H H H H H Heat index 88 95 98 94 86 90 97101 95 85 92 99102 96 87 Max heat 88 98 98 84 90 101 99 84 92 102 101 Date Wed 06/18/25 Thu 06/19/25 Fri 06/20/25 Sat 06/21/25 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 91 75 92 75 91 76 91 Temp 76 85 91 81 75 85 92 81 76 85 91 81 76 85 91 81 Dewpt 71 72 74 72 71 72 74 73 72 72 75 74 71 72 75 73 PWind dir E E E E E E E E Wind char LT GN LT GN LT GN LT GN Avg clouds FW FW SC SC SC FW FW FW FW SC SC SC SC SC SC SC PoP 12hr 5 20 5 5 20 20 20 30 Rain shwrs S S S S S S S S S S S S C C $$ PRZ008-152000- Rafael Hernandez Airport-Aguadilla PR 18.50N 67.13W Elev. 237 ft 503 AM AST Sun Jun 15 2025 Date Sun 06/15/25 Mon 06/16/25 Tue 06/17/25 AST 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 84 75 86 76 87 Temp 80 83 84 82 79 77 75 77 82 85 86 84 80 78 76 78 83 86 87 84 80 Dewpt 72 73 74 73 74 74 74 74 74 73 74 74 74 74 75 74 73 74 74 74 73 RH 77 72 72 74 85 90 97 90 77 67 68 72 82 88 97 88 72 68 65 72 79 Wind dir E E E E E E E E E E E E E E E E E E E E E Wind spd 14 13 14 11 9 4 8 13 13 14 17 19 18 13 14 11 13 11 19 19 18 Clouds CL FW SC B2 FW FW FW FW FW SC OV OV SC SC SC SC SC SC B1 B1 SC PoP 12hr 60 20 70 10 40 QPF 12hr 0.50 0.09 0.37 0.06 0.23 Rain shwrs C C L S S S S S C L S S S S S S C C S Tstms S S Obvis H H H H H H H H H H H Heat index 84 89 91 87 88 92 94 91 84 89 94 95 91 84 Max heat 84 91 92 88 94 94 89 95 95 Date Wed 06/18/25 Thu 06/19/25 Fri 06/20/25 Sat 06/21/25 AST 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 76 87 75 87 75 86 75 86 Temp 76 83 87 79 75 82 87 79 75 82 86 79 75 82 86 78 Dewpt 74 72 75 74 74 73 74 74 74 73 74 74 74 73 75 74 PWind dir E E E E E E E E Wind char GN BZ GN BZ BZ BZ GN GN Avg clouds SC SC SC SC SC SC SC B1 SC SC SC B1 SC SC B1 B2 PoP 12hr 10 30 10 50 10 40 30 60 Rain shwrs S S C C S S C C S S C C C C L L Tstms S S S S $$ PRZ010-152000- Eugenio Maria de Hosto Airport-Mayaguez PR 18.27N 67.15W Elev. 28 ft 503 AM AST Sun Jun 15 2025 Date Sun 06/15/25 Mon 06/16/25 Tue 06/17/25 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 74 91 74 92 Temp 82 86 88 85 79 76 74 77 84 89 91 87 80 77 75 77 85 90 92 87 80 Dewpt 74 75 77 77 75 74 73 73 75 76 78 76 75 75 73 72 75 77 77 76 76 RH 77 70 70 77 88 94 97 87 74 66 66 70 85 94 94 85 72 66 62 70 88 Wind dir E E SW E E E NE E E E W N E E E E E E E E E Wind spd 5 2 4 3 2 2 6 6 4 3 2 5 8 6 6 4 3 2 3 3 2 Clouds CL CL B2 OV CL FW CL CL CL FW OV OV FW FW FW FW FW FW B2 B2 SC PoP 12hr 70 10 80 5 60 QPF 12hr 1.03 0.05 0.91 0.02 1.16 Rain shwrs C C L S S S S L D L L S Tstms S S S Obvis H H H H H H H H H H H Heat index 88 95100 96 92100106 98 85 94103106 98 86 Max heat 88 100 99 92 106 105 94 106 105 Date Wed 06/18/25 Thu 06/19/25 Fri 06/20/25 Sat 06/21/25 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 73 92 73 91 73 91 Temp 74 84 92 80 74 84 92 80 74 84 91 79 74 84 91 79 Dewpt 73 74 77 76 73 74 77 76 73 75 78 76 73 75 78 75 PWind dir E E E E E E E E Wind char LT LT LT LT LT LT LT LT Avg clouds SC FW FW SC SC SC SC B1 SC SC SC B1 SC SC SC B1 PoP 12hr 5 40 10 60 10 40 30 60 Rain shwrs S S C C S S L L S S C C C C L L Tstms S S S S S S $$ VIZ001-152000- CYRIL E. King Airport-St Thomas USVI 18.33N 64.97W Elev. 23 ft 503 AM AST Sun Jun 15 2025 Date Sun 06/15/25 Mon 06/16/25 Tue 06/17/25 AST 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 87 79 89 80 89 Temp 84 86 87 85 82 80 79 81 85 88 89 87 83 81 80 81 85 88 89 87 83 Dewpt 75 75 76 76 76 76 75 75 76 75 75 75 76 75 76 76 75 75 76 75 76 RH 74 70 70 75 82 88 88 82 75 66 64 68 80 82 88 85 72 66 66 68 80 Wind dir E E E E E E E E E E E E E E E E E E E E E Wind spd 19 19 16 16 16 17 14 14 18 16 14 14 14 17 16 17 18 19 18 19 19 Clouds SC SC SC SC B2 B2 B2 B2 B2 B2 B2 B2 B2 B2 B1 B1 B2 B2 SC SC SC PoP 12hr 50 70 60 50 50 QPF 12hr 0.19 1.00 0.36 0.28 0.14 Rain shwrs C C S C C C L L L C C C C C C C C C S S S Tstms S S S Obvis H H H H Heat index 92 95 98 94 89 86 87 94 98 99 96 91 87 86 87 94 98100 96 91 Max heat 92 98 99 89 94 100 99 91 94 100 100 Date Wed 06/18/25 Thu 06/19/25 Fri 06/20/25 Sat 06/21/25 AST 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 80 89 80 89 79 89 80 89 Temp 80 85 89 83 80 85 89 83 79 85 89 83 80 85 89 83 Dewpt 75 76 75 76 76 76 76 76 76 75 75 76 75 76 75 75 PWind dir E E E E E E E E Wind char BZ BZ BZ BZ BZ BZ BZ BZ Avg clouds SC SC SC SC SC SC B1 SC FW SC SC SC SC SC SC SC PoP 12hr 30 30 40 40 10 30 30 30 Rain shwrs S C C S S C C C S S S C C C C C $$ VIZ002-152000- Henry E. Rohlsen Airport-St Croix USVI 17.70N 64.80W Elev. 74 ft 503 AM AST Sun Jun 15 2025 Date Sun 06/15/25 Mon 06/16/25 Tue 06/17/25 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 77 88 77 88 Temp 82 85 86 84 81 79 77 79 84 87 88 85 81 79 77 79 84 87 88 86 82 Dewpt 75 76 77 76 74 75 75 74 75 75 75 75 74 75 75 74 75 75 75 75 74 RH 79 75 75 77 79 88 94 85 74 68 66 72 79 88 94 85 74 68 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 17 18 16 16 13 14 12 13 14 16 14 13 13 16 16 16 19 19 18 19 19 Clouds B1 B2 SC SC B2 B2 B2 SC SC SC B1 B1 SC SC SC SC SC SC SC SC FW PoP 12hr 50 60 40 30 30 QPF 12hr 0.22 0.35 0.22 0.12 0.10 Rain shwrs C C C S C C L C C C C C S S S S C C S S Tstms S Obvis H H H H H H H H Heat index 89 94 97 93 86 92 96 98 94 86 92 96 98 95 88 Max heat 89 97 97 85 92 99 98 84 92 98 98 Date Wed 06/18/25 Thu 06/19/25 Fri 06/20/25 Sat 06/21/25 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 89 78 88 Temp 78 84 88 82 78 84 88 81 77 84 89 82 78 84 88 81 Dewpt 74 74 75 74 75 75 76 75 74 75 76 74 74 75 75 74 PWind dir E E E E E E E E Wind char BZ BZ BZ BZ BZ BZ BZ BZ Avg clouds FW FW SC FW CL FW SC SC B1 B1 SC SC SC SC SC SC PoP 12hr 20 20 20 40 40 40 30 30 Rain shwrs S S S S S C C C C C C C C C $$