Point Forecast Matrices
Issued by NWS San Juan, PR
Issued by NWS San Juan, PR
408 FOCA52 TJSJ 160903 PFMSJU Point Forecast Matrices National Weather Service San Juan PR 503 AM AST Mon Jun 16 2025 PRZ001-162000- Luis Munoz Marin International Airport-San Juan 18.43N 66.00W Elev. 9 ft 503 AM AST Mon Jun 16 2025 Date Mon 06/16/25 Tue 06/17/25 Wed 06/18/25 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 77 90 77 90 Temp 84 88 89 86 81 79 77 79 85 89 90 87 82 79 77 79 85 89 90 87 82 Dewpt 74 75 75 75 75 75 74 73 74 75 75 75 75 74 74 74 74 75 75 75 75 RH 72 66 64 70 82 88 90 82 70 64 62 68 79 85 90 85 70 64 62 68 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 10 12 13 11 10 10 12 10 11 14 17 13 11 10 10 11 13 17 16 13 11 Clouds B1 SC B2 B2 SC SC SC SC SC SC SC FW SC SC SC SC SC SC SC SC SC PoP 12hr 60 30 30 30 30 QPF 12hr 0.19 0.09 0.07 0.09 0.08 Rain shwrs C C L L S S C S S C S S S C C S S S S C Tstms S S Obvis H H H H H H H H H H H H Heat index 91 97 99 95 87 92 99101 96 88 83 93 98101 96 88 Max heat 91 99 99 86 92 101 100 86 93 101 100 Date Thu 06/19/25 Fri 06/20/25 Sat 06/21/25 Sun 06/22/25 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 89 77 89 77 89 77 90 Temp 77 84 89 81 77 84 89 81 77 84 89 81 77 85 90 81 Dewpt 75 74 75 74 74 74 75 74 74 74 75 74 74 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 B1 SC SC SC SC B1 SC SC SC SC SC SC SC SC PoP 12hr 40 40 10 40 30 30 30 20 Rain shwrs C C C C S S C C C C C C C C S S $$ PRZ002-162000- Roosevelt Roads Naval Airstation-Ceiba PR 18.25N 65.63W Elev. 39 ft 503 AM AST Mon Jun 16 2025 Date Mon 06/16/25 Tue 06/17/25 Wed 06/18/25 AST 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 86 79 87 79 87 Temp 82 85 86 84 81 80 79 80 84 86 87 85 82 80 79 80 84 86 87 85 81 Dewpt 74 75 75 74 74 74 74 73 74 75 75 74 74 73 74 74 74 75 75 75 75 RH 77 72 70 72 79 82 85 79 72 70 68 70 77 79 85 82 72 70 68 72 82 Wind dir E E E E E E E E E E E E E E E E E E E E E Wind spd 11 13 12 12 10 12 12 12 13 14 14 13 12 13 12 14 14 16 14 13 12 Clouds B2 B1 B2 B2 SC SC SC SC SC SC SC CL SC SC SC SC SC SC SC SC SC PoP 12hr 50 30 30 30 30 QPF 12hr 0.20 0.10 0.07 0.09 0.07 Rain shwrs C C C C C C C S S C S S S C C S S S S C Tstms S S Obvis H H H H H H H H H H Heat index 89 94 95 92 87 85 83 84 91 95 96 93 88 85 83 85 91 95 96 93 87 Max heat 89 95 95 86 91 96 96 87 91 97 96 Date Thu 06/19/25 Fri 06/20/25 Sat 06/21/25 Sun 06/22/25 AST 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 78 87 79 87 78 86 78 87 Temp 78 83 87 82 79 84 87 81 78 83 86 81 78 83 87 82 Dewpt 75 74 75 74 74 74 76 74 74 74 75 74 74 74 75 74 PWind dir E E E E E E E E Wind char GN GN GN GN GN GN GN GN Avg clouds SC B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 SC SC PoP 12hr 50 50 40 40 40 40 40 30 Rain shwrs C C C C C C C C C C C C C C C S $$ PRZ007-162000- Mercedita Airport-Ponce PR 18.02N 66.56W Elev. 26 ft 503 AM AST Mon Jun 16 2025 Date Mon 06/16/25 Tue 06/17/25 Wed 06/18/25 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 92 76 92 Temp 84 88 90 87 82 79 77 79 86 90 92 88 82 79 76 78 86 90 92 88 82 Dewpt 72 74 75 75 73 72 72 71 72 74 73 73 72 72 71 70 69 68 68 69 69 RH 67 63 62 68 74 79 85 77 63 60 54 61 72 79 85 76 57 49 46 54 65 Wind dir E E E E E NE NE NE E E E E E NE E E E E E E E Wind spd 6 16 14 11 6 8 6 6 8 17 18 13 8 5 6 6 10 17 14 13 8 Wind gust 26 25 28 29 27 Clouds SC SC SC SC SC SC FW FW FW SC FW SC SC SC SC SC FW FW SC SC SC PoP 12hr 30 10 10 5 20 QPF 12hr 0.09 0.02 0.03 0.02 0.04 Rain shwrs S S C C 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 H H Heat index 90 97101 96 87 82 82 92100101 96 86 90 94 96 92 85 Max heat 90 101 100 85 92 101 100 85 90 96 96 Date Thu 06/19/25 Fri 06/20/25 Sat 06/21/25 Sun 06/22/25 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 76 91 76 91 76 91 Temp 76 85 91 81 76 85 91 81 76 85 91 81 76 85 91 81 Dewpt 69 71 74 72 71 72 75 73 71 72 75 73 71 70 69 69 PWind dir E E E E E E E E Wind char LT GN LT GN LT GN LT GN Avg clouds SC FW FW FW FW SC SC SC SC SC SC SC SC SC FW FW PoP 12hr 5 5 20 20 20 30 5 10 Rain shwrs S S S S S S S S S C C S S S S $$ PRZ008-162000- Rafael Hernandez Airport-Aguadilla PR 18.50N 67.13W Elev. 237 ft 503 AM AST Mon Jun 16 2025 Date Mon 06/16/25 Tue 06/17/25 Wed 06/18/25 AST 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 86 76 87 76 87 Temp 82 85 86 84 80 78 76 78 83 86 87 84 80 78 76 78 83 86 87 84 80 Dewpt 73 74 74 73 74 73 74 74 73 74 74 73 74 74 74 74 73 74 75 74 74 RH 74 70 68 70 82 85 94 88 72 68 65 70 82 88 94 88 72 68 68 72 82 Wind dir E E E E E E E E E E E E E E E E E E E E E Wind spd 14 16 18 18 14 9 11 10 12 14 20 21 20 14 12 13 16 14 19 21 19 Clouds FW SC SC B2 SC SC FW SC SC FW SC B1 SC SC SC SC FW FW SC SC SC PoP 12hr 60 10 40 10 20 QPF 12hr 0.46 0.03 0.82 0.03 0.06 Rain shwrs S C L S S S S S C C S S S S S S S Tstms S Obvis H H H H H H H H H H H H H H H H Heat index 87 92 94 90 84 88 94 95 91 84 88 93 96 92 84 Max heat 87 94 94 88 95 95 83 88 96 95 Date Thu 06/19/25 Fri 06/20/25 Sat 06/21/25 Sun 06/22/25 AST 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 76 87 75 86 75 86 74 86 Temp 76 83 87 79 75 82 86 79 75 82 86 78 74 81 86 78 Dewpt 74 73 74 74 74 73 75 74 74 73 74 74 74 73 74 74 PWind dir E E E E E E E E Wind char BZ BZ GN GN GN GN GN BZ Avg clouds SC SC SC B1 FW FW SC B1 SC SC SC B2 SC SC SC SC PoP 12hr 10 50 5 50 30 60 30 30 Rain shwrs S S C C C C C C L L C C C C Tstms S S $$ PRZ010-162000- Eugenio Maria de Hosto Airport-Mayaguez PR 18.27N 67.15W Elev. 28 ft 503 AM AST Mon Jun 16 2025 Date Mon 06/16/25 Tue 06/17/25 Wed 06/18/25 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 89 91 87 80 77 75 77 85 90 92 88 80 77 75 77 85 90 92 87 80 Dewpt 75 77 77 76 75 75 73 73 74 76 78 76 75 74 72 72 74 76 77 76 75 RH 74 68 64 70 85 94 94 87 70 64 64 68 85 90 90 85 70 64 62 70 85 Wind dir E E E E NE E E E E E E E E E E E E E NE E E Wind spd 5 2 3 3 5 4 3 3 4 4 3 8 4 6 5 5 5 2 6 3 9 Clouds CL FW B2 OV FW CL CL FW FW CL B1 B2 FW FW CL CL CL CL B1 B1 SC PoP 12hr 70 5 50 5 30 QPF 12hr 1.02 0.01 1.17 0.01 0.07 Rain shwrs C L C C C C S Tstms S S S Obvis H H H H H H H H H H H H H H Heat index 92102105 97 85 92102107 98 85 92102106 98 84 Max heat 92 105 104 92 107 106 83 92 106 105 Date Thu 06/19/25 Fri 06/20/25 Sat 06/21/25 Sun 06/22/25 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 92 73 92 Temp 74 84 92 80 74 84 92 80 74 84 92 80 74 84 92 80 Dewpt 73 74 77 76 73 74 78 76 73 74 77 76 73 74 77 75 PWind dir E E E E E E E E Wind char LT LT LT LT LT LT LT LT Avg clouds SC SC SC B1 SC FW SC B1 SC SC SC B1 SC FW SC SC PoP 12hr 10 50 5 50 30 60 10 50 Rain shwrs S S C C S S C C C C L L S S C C Tstms S S $$ VIZ001-162000- CYRIL E. King Airport-St Thomas USVI 18.33N 64.97W Elev. 23 ft 503 AM AST Mon Jun 16 2025 Date Mon 06/16/25 Tue 06/17/25 Wed 06/18/25 AST 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 89 80 90 80 90 Temp 85 88 89 87 83 81 80 82 86 89 90 88 84 82 80 82 86 89 90 88 84 Dewpt 76 76 75 75 75 75 75 75 75 75 75 75 75 75 75 75 76 75 76 76 76 RH 75 68 64 68 77 82 85 79 70 64 62 66 74 79 85 79 72 64 64 68 77 Wind dir E E E E E E E E E E E E E E E E E E E E E Wind spd 19 17 17 14 17 18 19 18 20 19 17 18 19 20 19 20 20 20 17 18 19 Clouds B1 B1 B1 B1 SC SC SC SC FW FW SC FW SC SC SC SC SC SC SC SC SC PoP 12hr 40 30 20 20 20 QPF 12hr 0.18 0.07 0.04 0.07 0.06 Rain shwrs C C C C C C C S S S S S S S S S S S S Obvis H H H H H H H H H H H H H Heat index 94 99 99 96 91 88 85 88 95 99101 97 91 88 85 88 96 99101 98 92 Max heat 94 100 100 90 95 102 100 90 96 101 101 Date Thu 06/19/25 Fri 06/20/25 Sat 06/21/25 Sun 06/22/25 AST 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 80 89 79 89 80 89 79 89 Temp 80 85 89 83 79 85 89 83 80 85 89 83 79 85 89 83 Dewpt 75 76 75 76 75 76 76 76 75 76 76 76 75 75 75 76 PWind dir E E E E E E E E Wind char BZ BZ BZ BZ BZ BZ BZ BZ Avg clouds SC SC SC SC FW SC SC SC SC SC SC SC CL FW SC SC PoP 12hr 30 30 10 30 30 30 5 20 Rain shwrs S C C C S S S C C C C S S S $$ VIZ002-162000- Henry E. Rohlsen Airport-St Croix USVI 17.70N 64.80W Elev. 74 ft 503 AM AST Mon Jun 16 2025 Date Mon 06/16/25 Tue 06/17/25 Wed 06/18/25 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 75 76 75 74 73 74 74 73 74 75 75 74 74 74 73 74 74 75 75 74 74 RH 74 70 66 68 74 82 88 79 72 68 66 68 77 82 85 82 72 68 66 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 17 17 16 16 16 17 17 16 17 19 19 18 18 19 18 18 19 20 18 17 18 Clouds B1 B1 SC B1 SC SC SC SC FW CL SC CL SC SC SC SC SC SC SC SC CL PoP 12hr 40 20 20 10 20 QPF 12hr 0.15 0.03 0.03 0.04 0.04 Rain shwrs C C C C 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 91 97 98 93 87 84 83 91 96 98 93 87 84 84 91 96 97 94 87 Max heat 91 98 97 86 91 98 97 86 91 97 97 Date Thu 06/19/25 Fri 06/20/25 Sat 06/21/25 Sun 06/22/25 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 77 88 78 88 77 88 Temp 78 84 88 81 77 84 88 82 78 84 88 81 77 84 88 81 Dewpt 74 74 75 74 75 75 76 74 74 75 75 74 74 74 75 74 PWind dir E E E E E E E E Wind char BZ BZ BZ BZ BZ BZ BZ BZ Avg clouds CL FW SC SC B1 B1 B1 B1 SC SC SC SC CL FW SC SC PoP 12hr 5 40 40 40 30 30 5 30 Rain shwrs S S C C C C C S C C S S S C $$