Point Forecast Matrices
Issued by NWS San Juan, PR
Issued by NWS San Juan, PR
Versions:
1
2
020 FOCA52 TJSJ 130903 PFMSJU Point Forecast Matrices National Weather Service San Juan PR 503 AM AST Thu Nov 13 2025 PRZ001-132000- Luis Munoz Marin International Airport-San Juan 18.43N 66.00W Elev. 9 ft 503 AM AST Thu Nov 13 2025 Date Thu 11/13/25 Fri 11/14/25 Sat 11/15/25 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 76 86 Temp 82 86 87 82 80 79 78 77 83 88 89 83 80 78 77 76 81 85 86 81 79 Dewpt 73 73 74 73 73 73 72 72 71 71 71 70 71 71 70 70 71 70 71 71 71 RH 74 65 65 74 79 82 82 85 67 57 56 65 74 79 79 82 72 61 61 72 77 Wind dir E E E E E SE SE SE SE E E E E SE SE N S E NE NE E Wind spd 8 11 10 11 8 6 5 4 6 9 10 10 5 4 4 4 3 3 8 8 5 Clouds SC SC SC SC SC SC SC SC SC SC CL CL FW FW CL CL SC SC SC SC SC PoP 12hr 50 40 20 20 50 QPF 12hr 0.07 0.19 0.03 0.01 0.38 Rain shwrs C C C C C C C C S S S S S S C C C Tstms S Heat index 87 93 95 87 84 87 94 95 86 83 84 90 91 85 Max heat 87 95 92 83 87 95 93 82 84 91 90 High Surf Y Y Y Y Date Sun 11/16/25 Mon 11/17/25 Tue 11/18/25 Wed 11/19/25 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 86 75 87 76 87 76 86 Temp 77 81 86 78 76 81 87 79 77 81 87 79 77 81 86 78 Dewpt 70 71 71 71 71 71 72 72 72 72 73 72 73 73 72 72 PWind dir SE E SE E E E E E Wind char LT LT LT GN LT GN LT GN Avg clouds SC B1 B2 B2 SC SC SC SC B1 B1 SC SC SC B1 B1 SC PoP 12hr 40 70 30 40 40 30 40 40 Rain shwrs C C L L C C C C C C C C C C C C Tstms S S $$ PRZ002-132000- Roosevelt Roads Naval Airstation-Ceiba PR 18.25N 65.63W Elev. 39 ft 503 AM AST Thu Nov 13 2025 Date Thu 11/13/25 Fri 11/14/25 Sat 11/15/25 AST 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 87 75 88 72 86 Temp 82 86 87 81 79 77 76 75 81 87 88 80 77 75 73 72 79 85 86 79 76 Dewpt 74 75 74 74 74 73 73 72 73 73 72 72 72 72 72 71 72 73 72 72 72 RH 77 70 65 79 85 87 90 90 77 63 59 77 85 90 97 97 79 67 63 79 87 Wind dir E E E E E E E E E E SE E E E E E SE SE SE E NE Wind spd 10 11 9 9 8 8 6 8 6 8 6 4 5 5 5 3 3 4 4 5 3 Clouds SC SC SC SC SC SC SC SC SC SC SC SC SC SC FW FW SC SC SC SC SC PoP 12hr 50 40 30 30 30 QPF 12hr 0.07 0.19 0.20 0.04 0.23 Rain shwrs C C C C C C C C S S C C C C S S S S C C S Tstms S Heat index 88 95 95 86 86 94 94 84 91 92 Max heat 88 96 94 86 95 92 93 89 High Surf Y Y Y Y Date Sun 11/16/25 Mon 11/17/25 Tue 11/18/25 Wed 11/19/25 AST 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 72 86 73 86 74 86 74 86 Temp 73 79 86 77 74 79 86 78 75 80 86 78 75 80 86 78 Dewpt 71 72 72 72 72 73 73 73 73 74 74 74 73 74 74 73 PWind dir E E E E E E E E Wind char LT LT LT LT GN GN GN GN Avg clouds SC SC SC B1 B1 B1 SC SC SC SC SC B1 B2 B2 B1 B1 PoP 12hr 30 40 40 30 30 50 50 50 Rain shwrs S C C C C C C C C C C C C C C C $$ PRZ007-132000- Mercedita Airport-Ponce PR 18.02N 66.56W Elev. 26 ft 503 AM AST Thu Nov 13 2025 Date Thu 11/13/25 Fri 11/14/25 Sat 11/15/25 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 88 73 86 Temp 81 87 88 81 78 76 75 74 81 87 88 81 78 75 74 73 79 85 86 80 78 Dewpt 74 75 76 75 74 72 71 70 72 73 74 73 72 71 69 69 71 73 74 74 73 RH 79 68 68 82 88 87 87 87 74 63 63 77 82 87 84 87 77 67 68 82 85 Wind dir NE E SE E NE NE NE NE NE SE SE SE NE NE NE NE NE SE S SE NE Wind spd 4 12 14 9 5 4 4 4 3 10 10 5 3 3 3 4 3 6 9 3 2 Wind gust 25 Clouds CL CL FW SC CL CL CL CL CL CL SC SC CL CL CL CL CL CL SC SC CL PoP 12hr 20 5 50 0 20 QPF 12hr 0.03 0.01 0.22 0 0.14 Rain shwrs S S C C S S Heat index 86 96 98 87 85 94 96 85 82 92 94 84 Max heat 86 99 97 85 97 94 82 94 91 Date Sun 11/16/25 Mon 11/17/25 Tue 11/18/25 Wed 11/19/25 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 74 86 73 86 73 87 74 87 Temp 75 80 86 77 74 79 86 77 74 80 87 78 75 80 87 78 Dewpt 70 72 74 72 70 72 75 74 71 73 75 74 72 73 75 73 PWind dir NE E NE E NE E NE E Wind char LT LT LT LT LT GN LT GN Avg clouds CL FW SC SC FW FW FW FW CL FW SC B1 SC SC SC SC PoP 12hr 5 30 5 10 10 50 20 30 Rain shwrs C C S S S C C S S C C Tstms S S $$ PRZ008-132000- Rafael Hernandez Airport-Aguadilla PR 18.50N 67.13W Elev. 237 ft 503 AM AST Thu Nov 13 2025 Date Thu 11/13/25 Fri 11/14/25 Sat 11/15/25 AST 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 85 74 85 73 82 Temp 79 84 85 80 77 76 75 74 79 84 85 79 77 75 74 73 77 81 82 78 76 Dewpt 73 74 75 74 74 73 72 70 72 73 73 73 72 72 70 69 71 71 72 71 71 RH 82 72 72 82 90 90 90 87 79 70 67 82 85 90 87 87 82 72 72 79 85 Wind dir E E NE E E E E E E E NE NE NE E E SE S W NW N NE Wind spd 9 12 14 11 13 11 10 8 6 5 5 6 10 9 6 4 3 2 5 4 6 Clouds FW FW SC SC SC SC SC FW CL CL SC SC FW FW CL CL CL CL SC SC SC PoP 12hr 40 30 30 5 20 QPF 12hr 0.33 0.21 0.15 0.01 0.14 Rain shwrs S S C C S S C S C S S S S S S Heat index 83 91 93 84 82 90 91 85 86 Max heat 83 94 91 82 92 89 87 85 High Surf Y Y Y Y Date Sun 11/16/25 Mon 11/17/25 Tue 11/18/25 Wed 11/19/25 AST 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 73 83 71 84 73 84 73 83 Temp 74 78 83 75 72 77 84 76 74 78 84 76 74 78 83 76 Dewpt 69 71 73 72 70 71 73 72 71 72 75 73 71 73 75 73 PWind dir E NE E NE E E E E Wind char LT LT LT LT GN GN GN BZ Avg clouds SC SC B1 SC SC FW SC B2 B2 B1 SC SC FW FW FW SC PoP 12hr 40 40 10 60 50 30 5 10 Rain shwrs S C C C S S L L C C C S S S Tstms S S $$ PRZ010-132000- Eugenio Maria de Hosto Airport-Mayaguez PR 18.27N 67.15W Elev. 28 ft 503 AM AST Thu Nov 13 2025 Date Thu 11/13/25 Fri 11/14/25 Sat 11/15/25 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 72 90 72 88 Temp 81 88 89 81 77 75 73 72 80 88 89 81 77 75 73 72 80 87 88 80 77 Dewpt 74 76 77 75 74 73 72 71 73 75 75 74 73 72 71 70 72 74 74 73 71 RH 79 68 68 82 90 94 97 97 79 66 64 79 87 90 93 93 77 65 63 79 82 Wind dir E E E E E E E E E SW W N NE E E S SE SW W N NE Wind spd 2 1 2 1 6 5 3 2 2 2 5 3 6 6 4 3 2 2 6 3 5 Clouds CL CL B2 OV OV CL CL CL CL CL B2 B2 FW FW CL CL CL CL SC SC FW PoP 12hr 80 80 70 10 40 QPF 12hr 0.60 0.30 0.37 0.01 0.28 Rain shwrs L D D L L S S C C S Tstms S S S S Heat index 86100101 87 85 98100 86 83 95 96 84 Max heat 86 101 98 85 101 97 83 97 93 High Surf Y Y Y Y Date Sun 11/16/25 Mon 11/17/25 Tue 11/18/25 Wed 11/19/25 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 72 89 71 89 71 89 71 88 Temp 73 80 88 76 72 79 88 76 72 79 88 76 72 79 87 76 Dewpt 71 72 74 72 70 72 74 73 71 72 75 74 72 73 76 74 PWind dir E N E E E E E E Wind char LT LT LT LT LT LT LT LT Avg clouds FW SC SC SC FW FW FW B1 SC SC SC B1 FW FW FW SC PoP 12hr 20 40 5 40 30 60 5 30 Rain shwrs S S C C C C C C L L C C Tstms S S $$ VIZ001-132000- CYRIL E. King Airport-St Thomas USVI 18.33N 64.97W Elev. 23 ft 503 AM AST Thu Nov 13 2025 Date Thu 11/13/25 Fri 11/14/25 Sat 11/15/25 AST 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 88 77 88 76 87 Temp 83 87 88 83 80 79 78 77 82 87 88 82 80 78 77 76 81 86 87 82 79 Dewpt 76 76 75 75 74 75 74 73 73 73 73 73 73 74 74 73 73 73 73 72 73 RH 80 70 66 77 82 88 88 87 74 63 61 74 79 88 90 90 77 65 63 72 82 Wind dir E E E E E E E E E E SE E E E E E SE SE SE E E Wind spd 13 13 11 12 14 13 14 13 11 9 6 5 9 10 9 8 8 5 4 5 8 Clouds SC SC SC FW SC SC FW FW SC FW SC SC SC SC SC SC SC SC SC SC SC PoP 12hr 40 40 30 30 30 QPF 12hr 0.05 0.10 0.20 0.05 0.17 Rain shwrs S S S S C S S S S S C C C C S S C C S S S Heat index 91 98 97 90 85 88 94 95 87 83 86 93 94 86 83 Max heat 91 99 98 84 88 96 93 86 94 92 Date Sun 11/16/25 Mon 11/17/25 Tue 11/18/25 Wed 11/19/25 AST 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 76 86 77 86 77 87 76 86 Temp 77 81 86 80 78 81 86 80 78 82 87 79 77 81 86 80 Dewpt 73 73 73 73 73 73 74 75 75 75 75 75 75 75 75 75 PWind dir E E E E E E E E Wind char LT LT GN GN GN BZ BZ GN Avg clouds SC SC B1 SC B1 B1 SC SC B2 B1 B1 B1 B2 B2 B1 B1 PoP 12hr 40 40 40 50 50 50 50 50 Rain shwrs S C C C C C C C C C C C C C C C $$ VIZ002-132000- Henry E. Rohlsen Airport-St Croix USVI 17.70N 64.80W Elev. 74 ft 503 AM AST Thu Nov 13 2025 Date Thu 11/13/25 Fri 11/14/25 Sat 11/15/25 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 74 89 73 87 Temp 82 88 89 82 79 76 75 74 81 88 89 81 78 76 74 73 80 86 87 80 77 Dewpt 75 76 75 74 74 73 73 72 73 73 73 72 71 72 72 71 73 73 72 72 71 RH 79 68 64 77 85 90 94 93 77 61 59 74 79 87 93 93 79 65 61 77 82 Wind dir E E E E E E E E E E E E E E E E SE SE SE E E Wind spd 12 13 12 11 12 13 11 12 10 8 8 8 9 9 9 6 8 6 4 2 3 Clouds SC SC SC SC FW FW FW FW SC CL SC SC SC SC SC SC FW FW SC SC FW PoP 12hr 30 20 30 30 20 QPF 12hr 0.05 0.05 0.19 0.06 0.15 Rain shwrs S S C C S S S S S C C C C C C S S S S S Heat index 89 99 99 87 86 95 96 85 83 93 93 83 Max heat 89 100 96 86 97 94 83 94 91 Date Sun 11/16/25 Mon 11/17/25 Tue 11/18/25 Wed 11/19/25 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 72 87 73 88 74 88 74 87 Temp 73 79 87 77 74 80 88 78 75 81 88 78 75 80 87 78 Dewpt 71 72 72 72 72 74 74 74 74 75 75 74 74 75 75 74 PWind dir E E E E E E E E Wind char LT LT GN GN GN GN GN GN Avg clouds FW FW FW FW B1 B1 SC FW B2 B1 B1 B2 B2 B2 B1 SC PoP 12hr 10 40 40 50 50 50 50 50 Rain shwrs S S S C C C C C C C C C C C C C $$