Point Forecast Matrices
Issued by NWS San Juan, PR
Issued by NWS San Juan, PR
Versions:
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733 FOCA52 TJSJ 162103 PFMSJU Point Forecast Matrices National Weather Service San Juan PR 503 PM AST Mon Jun 16 2025 PRZ001-170800- Luis Munoz Marin International Airport-San Juan 18.43N 66.00W Elev. 9 ft 503 PM AST Mon Jun 16 2025 Date 06/16/25 Tue 06/17/25 Wed 06/18/25 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 90 77 Temp 81 79 77 79 85 89 90 87 82 79 77 79 85 89 90 87 82 79 77 79 84 Dewpt 75 75 74 73 74 75 75 75 75 74 74 74 74 75 75 75 75 75 75 74 74 RH 82 88 90 82 70 64 62 68 79 85 90 85 70 64 62 68 79 88 94 85 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 11 11 10 11 12 16 16 13 10 11 11 11 12 14 18 14 11 11 12 11 11 Clouds SC SC SC SC SC SC SC FW SC SC SC SC SC SC SC SC SC SC SC SC B1 PoP 12hr 30 30 30 30 40 QPF 12hr 0.09 0.07 0.09 0.08 0.08 Rain shwrs S S C S S C S S C C C S S S S C C C C C Tstms Obvis H H H H H H H H H H H Heat index 87 92 99101 96 88 83 93 98101 96 88 83 91 Max heat 95 86 92 101 100 86 93 101 100 86 91 Date 06/19 Fri 06/20/25 Sat 06/21/25 Sun 06/22/25 Mon 06/23/25 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 89 77 89 77 89 77 90 76 90 Temp 89 81 77 84 89 81 77 84 89 81 77 85 90 81 76 84 90 81 Dewpt 75 74 74 74 75 74 74 74 75 74 74 74 74 74 74 75 76 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 B1 SC SC SC SC B1 SC SC SC SC SC SC SC SC FW FW SC SC PoP 12hr 40 10 40 30 30 30 20 10 20 Rain shwrs C C S S C C C C C C C C S S S S S $$ PRZ002-170800- Roosevelt Roads Naval Airstation-Ceiba PR 18.25N 65.63W Elev. 39 ft 503 PM AST Mon Jun 16 2025 Date 06/16/25 Tue 06/17/25 Wed 06/18/25 Thu AST 3hrly 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 79 87 79 87 78 Temp 81 80 79 80 84 86 87 85 82 80 79 80 84 86 87 85 81 79 78 79 83 Dewpt 74 74 74 73 74 75 75 74 74 73 74 74 74 75 75 75 75 74 75 74 74 RH 79 82 85 79 72 70 68 70 77 79 85 82 72 70 68 72 82 85 91 85 74 Wind dir E E E E E E E E E E E E E E E E E E E E E Wind spd 11 12 11 12 14 17 14 13 12 12 13 13 13 16 14 14 12 13 13 13 13 Clouds SC SC SC SC SC SC SC CL SC SC SC SC SC SC SC SC SC SC SC SC B2 PoP 12hr 30 30 30 30 50 QPF 12hr 0.10 0.07 0.09 0.07 0.09 Rain shwrs C C C S S C S S C C C S S S S C C C C C Tstms Obvis H H H H H H H H H Heat index 87 85 83 84 91 95 96 93 88 85 83 85 91 95 96 93 87 84 83 90 Max heat 92 86 91 96 96 87 91 97 96 86 90 Date 06/19 Fri 06/20/25 Sat 06/21/25 Sun 06/22/25 Mon 06/23/25 AST 6hrly 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 87 79 87 78 86 78 87 79 87 Temp 87 82 79 84 87 81 78 83 86 81 78 83 87 82 79 84 87 82 Dewpt 75 74 74 74 76 74 74 74 75 74 74 74 75 74 74 75 76 74 PWind dir E E E E E E E E E Wind char GN GN GN GN GN GN GN GN GN Avg clouds B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 SC SC SC SC B1 B1 PoP 12hr 50 40 40 40 40 40 30 40 60 Rain shwrs C C C C C C C C C C C C C S S C C L Tstms S $$ PRZ007-170800- Mercedita Airport-Ponce PR 18.02N 66.56W Elev. 26 ft 503 PM AST Mon Jun 16 2025 Date 06/16/25 Tue 06/17/25 Wed 06/18/25 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 92 76 92 76 Temp 82 79 77 79 86 90 92 88 82 79 76 78 86 90 92 88 82 79 76 78 85 Dewpt 73 72 72 71 72 74 73 73 72 72 71 70 69 68 68 69 69 69 69 70 71 RH 74 79 85 77 63 60 54 61 72 79 85 76 57 49 46 54 65 72 79 76 63 Wind dir E NE NE NE E E E E E NE NE E E E E E E E E E E Wind spd 9 5 6 5 9 17 17 12 6 6 5 6 10 16 17 13 9 6 5 6 8 Wind gust 28 28 27 28 24 Clouds SC SC FW FW FW SC FW SC SC CL SC SC FW FW SC SC SC SC SC SC FW PoP 12hr 10 10 5 20 5 QPF 12hr 0.02 0.03 0.02 0.04 0.01 Rain shwrs S S S S S S S S S S S S S Obvis H H H H H H H H H H H H H H H H Heat index 87 82 82 92100101 96 86 90 94 96 92 85 90 Max heat 96 85 92 101 100 85 90 96 96 83 90 Date 06/19 Fri 06/20/25 Sat 06/21/25 Sun 06/22/25 Mon 06/23/25 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 91 76 91 76 91 76 91 76 91 Temp 91 81 76 85 91 81 76 85 91 81 76 85 91 81 76 85 91 81 Dewpt 74 72 71 72 75 73 71 72 75 73 71 70 69 69 69 72 75 73 PWind dir E E E E E E E E E Wind char GN LT GN LT GN LT GN LT GN Avg clouds FW FW FW SC SC SC SC SC SC SC SC SC FW FW SC SC SC SC PoP 12hr 5 20 20 20 30 5 10 20 30 Rain shwrs S S S S S S S C C S S S S S S C C $$ PRZ008-170800- Rafael Hernandez Airport-Aguadilla PR 18.50N 67.13W Elev. 237 ft 503 PM AST Mon Jun 16 2025 Date 06/16/25 Tue 06/17/25 Wed 06/18/25 Thu AST 3hrly 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 76 87 76 87 76 Temp 80 78 76 78 83 86 87 84 80 78 76 78 83 86 87 84 80 78 76 78 83 Dewpt 74 73 74 74 73 74 74 73 74 74 74 74 73 74 75 74 74 74 74 74 73 RH 82 85 94 88 72 68 65 70 82 88 94 88 72 68 68 72 82 88 94 88 72 Wind dir E E E E E E E E E E E E E E E E E E E E E Wind spd 17 17 17 13 9 13 21 21 21 14 13 13 16 13 19 18 17 16 14 12 16 Clouds SC SC FW SC SC FW SC B1 SC CL SC SC FW FW SC SC SC SC SC SC FW PoP 12hr 10 40 10 20 10 QPF 12hr 0.03 0.82 0.03 0.06 0.02 Rain shwrs S S S S S C C S S S S S S S S S Tstms Obvis H H H H H H H H H H H H H H Heat index 84 88 94 95 91 84 88 93 96 92 84 88 Max heat 90 88 95 95 83 88 96 95 83 88 Date 06/19 Fri 06/20/25 Sat 06/21/25 Sun 06/22/25 Mon 06/23/25 AST 6hrly 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 87 75 86 75 86 74 86 74 87 Temp 87 79 75 82 86 79 75 82 86 78 74 81 86 78 74 82 87 79 Dewpt 74 74 74 73 75 74 74 73 74 74 74 73 74 74 74 73 75 74 PWind dir E E E E E E E E E Wind char BZ BZ BZ GN BZ GN BZ BZ BZ Avg clouds SC B1 FW FW SC B1 SC SC SC B2 SC SC SC SC FW FW SC B1 PoP 12hr 50 5 50 30 60 30 30 0 60 Rain shwrs C C C C C C L L C C C C L L Tstms S S S S $$ PRZ010-170800- Eugenio Maria de Hosto Airport-Mayaguez PR 18.27N 67.15W Elev. 28 ft 503 PM AST Mon Jun 16 2025 Date 06/16/25 Tue 06/17/25 Wed 06/18/25 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 92 74 92 73 Temp 80 77 75 77 85 90 92 88 80 77 75 77 85 90 92 87 80 76 74 76 84 Dewpt 75 75 73 73 74 76 78 76 75 74 72 72 74 76 77 76 75 74 73 72 74 RH 85 94 94 87 70 64 64 68 85 90 90 85 70 64 62 70 85 94 97 87 72 Wind dir E NE E E E E E E E E E E E E E E E E E E E Wind spd 2 5 8 6 3 3 2 4 8 9 6 5 5 2 4 2 2 5 4 6 5 Clouds FW CL CL FW FW CL B1 B2 FW CL CL CL CL CL B1 B1 SC SC SC SC FW PoP 12hr 5 50 5 30 10 QPF 12hr 0.01 1.17 0.01 0.07 0.02 Rain shwrs C C C C S S S S Tstms S Obvis H H H H H H H H H H H H Heat index 85 92102107 98 85 92102106 98 84 92 Max heat 97 92 107 106 83 92 106 105 92 Date 06/19 Fri 06/20/25 Sat 06/21/25 Sun 06/22/25 Mon 06/23/25 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 73 92 73 92 73 92 73 92 Temp 92 80 74 84 92 80 74 84 92 80 74 84 92 80 74 84 92 80 Dewpt 77 76 73 74 78 76 73 74 77 76 73 74 77 75 73 75 77 76 PWind dir E E E E E E E E E Wind char LT LT LT LT LT LT LT LT LT Avg clouds SC B1 SC FW SC B1 SC SC SC B1 SC FW SC SC FW FW SC B1 PoP 12hr 50 5 50 30 60 10 50 5 60 Rain shwrs C C S S C C C C L L S S C C L L Tstms S S S S $$ VIZ001-170800- CYRIL E. King Airport-St Thomas USVI 18.33N 64.97W Elev. 23 ft 503 PM AST Mon Jun 16 2025 Date 06/16/25 Tue 06/17/25 Wed 06/18/25 Thu AST 3hrly 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 80 90 80 90 80 Temp 83 81 80 82 86 89 90 88 84 82 80 82 86 89 90 88 84 82 80 81 85 Dewpt 75 75 75 75 75 75 75 75 75 75 75 75 76 75 76 76 76 76 75 75 76 RH 77 82 85 79 70 64 62 66 74 79 85 79 72 64 64 68 77 82 85 82 75 Wind dir E E E E E E E E E E E E E E E E E E E E E Wind spd 19 18 18 18 19 18 18 17 18 20 19 19 20 19 17 19 19 20 20 19 18 Clouds SC SC SC SC FW FW SC FW SC FW SC SC SC SC SC SC SC SC SC SC SC PoP 12hr 30 20 20 20 30 QPF 12hr 0.07 0.04 0.07 0.06 0.04 Rain shwrs C C C S S S S S S S S S S S S S S S C Obvis H H H H H H H H H H H H H Heat index 91 88 85 88 95 99101 97 91 88 85 88 96 99101 98 92 88 85 87 95 Max heat 96 90 95 102 100 90 96 101 101 90 95 Date 06/19 Fri 06/20/25 Sat 06/21/25 Sun 06/22/25 Mon 06/23/25 AST 6hrly 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 89 79 89 80 89 79 89 79 90 Temp 89 83 79 85 89 83 80 85 89 83 79 85 89 83 79 86 90 83 Dewpt 75 76 75 76 76 76 75 76 76 76 75 75 75 76 75 76 76 76 PWind dir E E E E E E E E E Wind char BZ BZ BZ BZ BZ BZ BZ BZ BZ Avg clouds SC SC FW SC SC SC SC SC SC SC CL FW SC SC SC SC SC B1 PoP 12hr 30 10 30 30 30 5 20 20 60 Rain shwrs C C S S S C C C C S S S S S S L Tstms S $$ VIZ002-170800- Henry E. Rohlsen Airport-St Croix USVI 17.70N 64.80W Elev. 74 ft 503 PM AST Mon Jun 16 2025 Date 06/16/25 Tue 06/17/25 Wed 06/18/25 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 78 88 78 Temp 82 80 78 80 84 87 88 86 82 80 78 80 84 87 88 86 82 80 78 80 84 Dewpt 73 74 74 73 74 75 75 74 74 74 73 74 74 75 75 74 74 75 74 74 74 RH 74 82 88 79 72 68 66 68 77 82 85 82 72 68 66 68 77 85 88 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 17 17 17 18 18 17 18 18 18 18 19 18 18 17 18 19 18 19 18 Clouds SC SC SC SC FW CL SC CL SC FW SC SC SC SC SC SC CL CL CL CL SC PoP 12hr 20 20 10 20 5 QPF 12hr 0.03 0.03 0.04 0.04 0 Rain shwrs S S S S S S S S S S S S S S Obvis H H H H H H H H H H H H H H H H Heat index 87 84 83 91 96 98 93 87 84 84 91 96 97 94 87 84 83 91 Max heat 93 86 91 98 97 86 91 97 97 86 91 Date 06/19 Fri 06/20/25 Sat 06/21/25 Sun 06/22/25 Mon 06/23/25 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 77 88 78 88 77 88 77 88 Temp 88 81 77 84 88 82 78 84 88 81 77 84 88 81 77 84 88 81 Dewpt 75 74 75 75 76 74 74 75 75 74 74 74 75 74 74 75 76 74 PWind dir E E E E E E E E E Wind char BZ BZ BZ BZ BZ BZ BZ BZ BZ Avg clouds SC SC B1 B1 B1 B1 SC SC SC SC CL FW SC SC SC B1 B1 SC PoP 12hr 40 40 40 30 30 5 30 40 50 Rain shwrs S C C C C C S C C S S S C C C C C $$