Point Forecast Matrices
Issued by NWS San Juan, PR
Issued by NWS San Juan, PR
Versions:
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891 FOCA52 TJSJ 102103 PFMSJU Point Forecast Matrices National Weather Service San Juan PR 503 PM AST Mon Nov 10 2025 PRZ001-110800- Luis Munoz Marin International Airport-San Juan 18.43N 66.00W Elev. 9 ft 503 PM AST Mon Nov 10 2025 Date 11/10/25 Tue 11/11/25 Wed 11/12/25 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 89 77 89 77 Temp 80 79 78 77 83 88 89 83 81 79 78 77 83 88 89 83 81 79 78 77 82 Dewpt 74 74 74 74 74 73 73 73 73 74 74 73 74 73 73 74 73 74 73 73 73 RH 82 85 88 90 74 61 59 72 77 85 88 87 74 61 59 74 77 85 85 87 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 8 9 9 8 5 11 13 10 9 6 6 6 9 12 13 12 10 10 9 8 6 Clouds SC SC SC B1 SC SC SC SC SC SC B1 CL SC SC SC SC SC SC B1 B1 SC PoP 12hr 40 20 50 40 40 QPF 12hr 0.08 0.13 0.23 0.05 0.05 Rain shwrs S S C C S S S S S C C C C C S S C C C C C Heat index 85 89 96 97 89 85 89 96 97 90 85 88 Max heat 89 84 89 97 95 84 89 97 95 84 88 Date 11/13 Fri 11/14/25 Sat 11/15/25 Sun 11/16/25 Mon 11/17/25 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 87 76 86 76 87 76 88 Temp 88 80 78 82 87 79 77 81 86 79 77 81 87 79 77 82 88 79 Dewpt 74 73 72 72 71 71 71 71 71 71 71 71 72 71 71 71 72 72 PWind dir E E E SE NE NW NE E E Wind char GN LT GN LT LT LT LT LT LT Avg clouds SC SC SC SC SC FW SC SC SC SC SC SC SC SC SC SC SC FW PoP 12hr 30 30 30 20 30 30 30 30 30 Rain shwrs C S S C C S S S S C C C S C C C C $$ PRZ002-110800- Roosevelt Roads Naval Airstation-Ceiba PR 18.25N 65.63W Elev. 39 ft 503 PM AST Mon Nov 10 2025 Date 11/10/25 Tue 11/11/25 Wed 11/12/25 Thu AST 3hrly 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 77 88 77 89 77 Temp 80 78 78 77 82 87 88 83 80 79 78 77 83 88 89 83 81 79 78 77 82 Dewpt 76 75 75 74 75 75 75 74 75 75 75 74 75 75 75 74 75 74 74 74 75 RH 88 91 91 90 79 68 66 74 85 88 91 90 77 66 64 74 82 85 88 90 79 Wind dir E E E E E E E E E E E E E E E E E E E E E Wind spd 12 11 11 9 9 12 10 10 9 9 10 9 9 11 12 11 10 11 10 9 9 Clouds SC SC B1 B1 SC SC SC SC CL SC B1 CL B1 SC SC SC SC SC B1 B1 SC PoP 12hr 40 40 50 40 40 QPF 12hr 0.12 0.14 0.23 0.06 0.05 Rain shwrs S C C C C S S S C C C C C S S C C C C C Heat index 85 89 96 97 89 85 90 98 99 90 86 89 Max heat 88 83 89 98 96 84 90 99 97 85 89 Date 11/13 Fri 11/14/25 Sat 11/15/25 Sun 11/16/25 Mon 11/17/25 AST 6hrly 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 88 75 88 73 86 73 86 74 86 Temp 88 79 76 81 88 78 74 79 86 77 74 79 86 78 75 80 86 78 Dewpt 75 74 73 73 72 72 72 73 73 73 72 73 72 72 71 73 73 73 PWind dir E E E E E N NE NE E Wind char GN GN LT LT LT LT LT LT LT Avg clouds SC SC SC SC SC FW SC SC SC SC SC SC SC SC SC SC SC CL PoP 12hr 30 30 30 20 10 20 30 30 30 Rain shwrs C C C C C S S S S S S S S C C C C $$ PRZ007-110800- Mercedita Airport-Ponce PR 18.02N 66.56W Elev. 26 ft 503 PM AST Mon Nov 10 2025 Date 11/10/25 Tue 11/11/25 Wed 11/12/25 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 75 88 75 89 74 Temp 79 77 76 75 81 87 88 82 79 77 76 75 82 88 89 82 79 76 75 74 81 Dewpt 74 74 74 73 75 75 76 75 74 73 73 72 74 75 75 75 74 73 72 71 74 RH 85 90 94 94 82 68 68 79 85 87 90 90 77 66 64 79 85 90 90 90 79 Wind dir NE NE NE NE E E SE SE NE NE NE NE NE E E E NE NE NE NE NE Wind spd 5 4 6 5 4 11 11 10 5 4 3 4 4 12 16 10 6 5 4 4 4 Wind gust 27 Clouds FW FW SC SC FW SC SC SC CL CL FW CL SC SC FW FW CL CL CL CL CL PoP 12hr 10 20 5 5 0 QPF 12hr 0.02 0.09 0 0.01 0 Rain shwrs S S S S S S S S S S Heat index 83 87 96 98 88 87 97 99 88 86 Max heat 89 87 99 96 87 99 96 86 Date 11/13 Fri 11/14/25 Sat 11/15/25 Sun 11/16/25 Mon 11/17/25 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 73 87 73 87 72 87 73 88 Temp 88 78 74 80 87 77 74 80 87 77 73 79 87 77 74 80 88 78 Dewpt 75 74 72 73 74 73 70 71 74 73 71 72 74 73 71 72 74 73 PWind dir E NE E NE E NE E NE E Wind char GN LT LT LT LT LT LT LT LT Avg clouds CL FW SC SC FW FW CL CL CL CL FW FW FW SC FW FW FW FW PoP 12hr 5 5 5 0 0 0 20 0 10 Rain shwrs S S S S S S S S S $$ PRZ008-110800- Rafael Hernandez Airport-Aguadilla PR 18.50N 67.13W Elev. 237 ft 503 PM AST Mon Nov 10 2025 Date 11/10/25 Tue 11/11/25 Wed 11/12/25 Thu AST 3hrly 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 75 85 75 85 74 Temp 78 77 76 75 80 84 85 80 78 77 76 75 80 84 85 80 77 76 75 74 79 Dewpt 74 74 73 72 74 74 76 74 75 74 73 72 74 75 75 74 74 74 72 71 73 RH 88 90 90 90 82 72 75 82 91 90 90 90 82 74 72 82 90 94 90 90 82 Wind dir E E E E E E NE E E E E E E E NE E E E E E E Wind spd 10 8 11 10 10 8 10 13 17 13 13 11 14 17 18 18 17 13 11 10 10 Clouds FW FW FW FW CL FW SC SC FW SC SC CL FW SC SC SC SC SC SC SC SC PoP 12hr 5 30 30 40 40 QPF 12hr 0.02 0.17 0.21 0.02 0.04 Rain shwrs S S C S C C C S S S S C C C C S Heat index 84 91 94 84 84 92 93 84 83 Max heat 86 84 94 91 84 94 91 83 Date 11/13 Fri 11/14/25 Sat 11/15/25 Sun 11/16/25 Mon 11/17/25 AST 6hrly 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 85 73 84 74 83 72 84 73 85 Temp 85 77 74 78 84 77 75 78 83 75 73 78 84 76 74 79 85 77 Dewpt 75 74 71 72 73 72 70 71 72 71 70 71 73 72 70 71 73 72 PWind dir E E NE E NW NE NE E E Wind char GN GN LT LT LT LT GN GN GN Avg clouds SC SC CL CL FW SC CL CL FW SC SC SC SC SC SC SC SC SC PoP 12hr 30 0 20 0 30 30 20 20 30 Rain shwrs C C S S S C C C S S S S C C $$ PRZ010-110800- Eugenio Maria de Hosto Airport-Mayaguez PR 18.27N 67.15W Elev. 28 ft 503 PM AST Mon Nov 10 2025 Date 11/10/25 Tue 11/11/25 Wed 11/12/25 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 73 90 73 91 73 Temp 78 76 74 73 81 88 89 82 78 76 74 73 81 89 90 82 78 76 74 73 81 Dewpt 75 74 73 72 75 75 76 76 75 74 73 73 74 76 77 76 74 74 73 72 74 RH 91 94 97 97 82 66 66 82 91 94 97100 79 66 66 82 88 94 97 97 79 Wind dir E E E E E NE N NE E NE E E E E E NE NE E E E E Wind spd 3 5 4 4 4 1 6 8 6 5 5 4 9 11 8 9 10 10 6 4 4 Clouds FW FW FW FW CL CL B1 B2 SC CL FW CL FW FW SC SC FW FW FW FW FW PoP 12hr 5 50 20 30 5 QPF 12hr 0.01 0.41 0.01 0.23 0 Rain shwrs C C S C C Tstms Heat index 87 98101 88 87101104 89 86 Max heat 89 87 102 98 87 105 101 86 Date 11/13 Fri 11/14/25 Sat 11/15/25 Sun 11/16/25 Mon 11/17/25 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 90 72 90 72 89 72 89 72 90 Temp 89 77 73 80 89 77 73 80 88 77 73 80 88 77 73 80 89 77 Dewpt 76 74 72 73 74 73 71 72 74 72 71 72 75 72 71 72 75 73 PWind dir E E NE E W NE NE E E Wind char LT LT LT LT LT LT LT LT LT Avg clouds SC SC CL CL FW SC CL CL FW SC SC SC SC SC SC SC SC SC PoP 12hr 50 0 20 0 30 20 40 10 40 Rain shwrs C C S S C C S S C C S S C C Tstms S S $$ VIZ001-110800- CYRIL E. King Airport-St Thomas USVI 18.33N 64.97W Elev. 23 ft 503 PM AST Mon Nov 10 2025 Date 11/10/25 Tue 11/11/25 Wed 11/12/25 Thu AST 3hrly 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 78 89 78 89 78 Temp 81 80 79 78 83 88 89 84 81 80 79 78 83 88 89 84 81 80 79 78 83 Dewpt 76 76 76 76 75 76 76 76 76 77 77 76 76 76 76 76 76 76 76 75 76 RH 85 88 91 94 77 68 66 77 85 91 94 94 80 68 66 77 85 88 91 91 80 Wind dir E E E E E E E E E E E E E E E E E E E E E Wind spd 18 19 16 17 17 16 12 12 13 14 16 16 17 16 14 16 18 18 17 16 13 Clouds SC SC SC SC SC SC SC SC FW FW B1 CL SC SC SC SC SC SC B1 B1 SC PoP 12hr 30 20 40 40 40 QPF 12hr 0.08 0.05 0.17 0.06 0.05 Rain shwrs C S C S S S S S S S C C C C S S C C C C C Heat index 88 85 91 99100 92 88 85 91 99100 92 88 85 91 Max heat 92 88 91 100 98 87 91 100 98 87 91 Date 11/13 Fri 11/14/25 Sat 11/15/25 Sun 11/16/25 Mon 11/17/25 AST 6hrly 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 89 77 88 77 86 77 86 77 88 Temp 89 81 78 82 88 80 78 81 86 80 78 81 86 80 78 82 88 82 Dewpt 75 75 75 73 74 74 74 73 74 73 74 73 73 73 74 74 73 73 PWind dir E E E E SE NE NE NE E Wind char GN GN GN GN LT LT LT GN GN Avg clouds SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC FW PoP 12hr 30 30 30 20 20 20 30 30 30 Rain shwrs C S S C C S S S S S S S S C C C C $$ VIZ002-110800- Henry E. Rohlsen Airport-St Croix USVI 17.70N 64.80W Elev. 74 ft 503 PM AST Mon Nov 10 2025 Date 11/10/25 Tue 11/11/25 Wed 11/12/25 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 89 76 89 76 Temp 81 79 78 77 83 88 89 83 80 78 77 76 82 88 89 83 80 78 77 76 82 Dewpt 76 76 75 74 75 75 75 74 75 75 75 74 76 75 75 74 75 75 74 74 76 RH 85 91 91 90 77 66 64 74 85 91 94 94 82 66 64 74 85 91 90 94 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 16 16 14 14 14 13 11 11 11 13 13 14 14 16 13 13 14 17 16 13 13 Clouds SC SC SC SC SC SC SC SC FW SC B1 CL SC SC SC SC SC SC B1 B1 SC PoP 12hr 30 20 40 40 40 QPF 12hr 0.08 0.05 0.17 0.05 0.05 Rain shwrs C S C S S S S S S C C C S S S C C C C C Heat index 87 90 98 99 89 85 90 98 99 89 85 89 Max heat 91 85 90 99 97 83 90 99 97 83 89 Date 11/13 Fri 11/14/25 Sat 11/15/25 Sun 11/16/25 Mon 11/17/25 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 75 88 73 87 73 87 74 87 Temp 88 79 76 81 88 78 74 80 87 77 74 80 87 78 75 80 87 79 Dewpt 75 74 73 73 74 73 73 73 73 72 72 73 73 72 72 74 73 73 PWind dir E E E E SE NE NE E E Wind char GN GN GN GN LT LT LT LT GN Avg clouds SC SC SC SC SC SC SC SC SC SC CL FW SC FW SC SC SC CL PoP 12hr 30 30 20 20 20 20 30 30 30 Rain shwrs C C C C S S S S S S S S C C C C $$