Point Forecast Matrices
Issued by NWS San Juan, PR
Issued by NWS San Juan, PR
Versions:
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994 FOCA52 TJSJ 030903 PFMSJU Point Forecast Matrices National Weather Service San Juan PR 503 AM AST Thu Jul 3 2025 PRZ001-032000- Luis Munoz Marin International Airport-San Juan 18.43N 66.00W Elev. 9 ft 503 AM AST Thu Jul 3 2025 Date Thu 07/03/25 Fri 07/04/25 Sat 07/05/25 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 78 89 79 90 Temp 85 89 90 87 82 80 78 79 85 88 89 87 82 81 79 80 86 89 90 87 83 Dewpt 75 73 73 74 74 74 74 74 75 76 76 76 76 76 75 75 76 76 75 76 76 RH 72 59 58 65 77 82 88 85 72 68 66 70 82 85 88 85 72 66 62 70 80 Wind dir E E E E E E SE SE E E E E E E E E E E E E E Wind spd 9 12 14 13 9 9 6 5 10 14 16 12 10 9 9 10 9 14 17 12 9 Clouds SC SC SC B1 SC SC FW SC B2 B1 B2 B2 SC SC SC SC SC SC B1 B1 SC PoP 12hr 40 50 60 30 40 QPF 12hr 0.28 0.12 0.83 0.13 0.20 Rain shwrs S C C C S S S S C C L L S S C C C C C C C Tstms S S S Obvis H H Heat index 93 97 98 95 88 85 83 93 99100 97 90 87 84 86 95101101 98 91 Max heat 93 99 98 87 93 100 100 89 95 101 100 Heat Y Y Date Sun 07/06/25 Mon 07/07/25 Tue 07/08/25 Wed 07/09/25 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 79 89 78 88 78 89 78 88 Temp 79 85 89 82 78 84 88 81 78 85 89 82 78 84 88 82 Dewpt 75 75 74 74 74 74 73 74 74 74 74 74 74 75 75 75 PWind dir E E E E E E E E Wind char GN GN GN BZ GN BZ GN GN Avg clouds SC SC FW FW FW FW SC FW CL FW SC SC CL FW SC SC PoP 12hr 30 10 40 40 20 30 20 50 Rain shwrs C C C C S S C C S C C $$ PRZ002-032000- Roosevelt Roads Naval Airstation-Ceiba PR 18.25N 65.63W Elev. 39 ft 503 AM AST Thu Jul 3 2025 Date Thu 07/03/25 Fri 07/04/25 Sat 07/05/25 AST 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 89 79 89 80 89 Temp 84 88 89 87 82 81 79 80 85 88 89 87 83 82 80 81 85 88 89 87 83 Dewpt 74 75 74 74 74 74 74 74 76 77 77 77 76 75 75 75 76 76 76 76 76 RH 72 66 61 65 77 79 85 82 75 70 68 72 80 79 85 82 75 68 66 70 80 Wind dir SE SE SE SE E E E E E E E E E E E E E E E E E Wind spd 11 11 11 10 9 9 10 9 10 13 12 11 12 12 12 11 12 13 12 11 11 Clouds B1 SC SC SC SC SC SC B1 B2 B2 OV OV SC SC B1 B1 B2 B2 B1 B1 SC PoP 12hr 40 60 70 50 50 QPF 12hr 0.07 0.23 0.95 0.23 0.24 Rain shwrs C C S S S S C C L L L L C C C C C C C C C Tstms S S S S Heat index 91 98 98 95 89 86 83 85 94101102 98 91 88 86 87 95 99100 97 91 Max heat 91 99 98 88 94 102 101 90 95 100 100 Heat Y Y Date Sun 07/06/25 Mon 07/07/25 Tue 07/08/25 Wed 07/09/25 AST 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 80 89 79 89 79 89 78 89 Temp 80 85 89 82 79 85 89 82 79 85 89 82 78 85 89 82 Dewpt 75 74 75 74 73 74 74 73 73 74 75 74 74 75 75 75 PWind dir E E E E E E E E Wind char GN GN GN BZ BZ BZ GN GN Avg clouds SC SC SC SC SC SC SC SC CL FW SC SC FW FW SC SC PoP 12hr 30 30 40 40 30 30 20 50 Rain shwrs C C C C C C C C C C C S S C C $$ PRZ007-032000- Mercedita Airport-Ponce PR 18.02N 66.56W Elev. 26 ft 503 AM AST Thu Jul 3 2025 Date Thu 07/03/25 Fri 07/04/25 Sat 07/05/25 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 79 90 77 91 Temp 84 89 90 87 83 81 79 80 86 89 90 87 81 79 78 79 85 90 91 87 81 Dewpt 73 74 74 75 73 72 71 70 69 72 73 73 74 73 72 72 72 73 73 73 73 RH 70 61 60 68 72 74 77 72 57 57 58 63 79 82 82 79 65 58 56 63 77 Wind dir E SE SE SE E NE NE NE E SE SE SE E E E E E E SE SE E Wind spd 5 12 12 10 6 5 5 4 5 14 16 12 10 8 6 6 8 13 13 11 9 Wind gust 26 24 Clouds SC SC CL CL CL CL CL FW SC SC SC SC CL CL FW FW CL CL SC SC CL PoP 12hr 20 5 30 5 10 QPF 12hr 0.02 0.01 0.06 0.01 0.01 Rain shwrs S S S S C C S S S S Obvis H H H H H H H H H Heat index 91 98 99 97 89 85 83 84 90 96 98 94 87 83 91 98100 95 86 Max heat 91 101 100 87 90 98 98 86 91 100 99 Heat Y Y Date Sun 07/06/25 Mon 07/07/25 Tue 07/08/25 Wed 07/09/25 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 90 77 90 77 90 Temp 77 85 91 80 76 84 90 81 78 85 90 81 78 85 90 81 Dewpt 73 71 70 70 69 69 69 70 69 70 68 71 70 70 72 73 PWind dir E E E E E E E E Wind char LT GN LT GN LT GN LT GN Avg clouds CL CL FW FW CL FW FW FW CL FW FW CL CL CL CL FW PoP 12hr 0 10 5 10 10 10 5 10 Rain shwrs S S S S S S $$ PRZ008-032000- Rafael Hernandez Airport-Aguadilla PR 18.50N 67.13W Elev. 237 ft 503 AM AST Thu Jul 3 2025 Date Thu 07/03/25 Fri 07/04/25 Sat 07/05/25 AST 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 88 76 88 77 88 Temp 83 87 88 85 80 78 76 78 83 87 88 85 81 79 77 78 84 87 88 85 80 Dewpt 73 73 74 74 75 74 73 73 73 74 75 75 76 76 75 75 74 75 76 75 75 RH 72 63 63 70 85 88 90 85 72 65 66 72 85 91 94 91 72 68 68 72 85 Wind dir E E NE NE E SE E E E NE NE E E E E E E E E NE E Wind spd 10 4 8 10 6 6 5 8 8 8 11 13 6 8 11 8 10 8 11 5 8 Clouds CL CL B2 OV B2 CL CL CL FW SC OV OV SC SC CL CL CL CL B1 B1 FW PoP 12hr 70 50 70 10 40 QPF 12hr 1.11 0.21 1.06 0.01 0.13 Rain shwrs C L C S L L S S C C Tstms S S S S S Obvis H H H H H H H Heat index 89 94 97 93 85 89 95 98 94 87 91 97 99 94 85 Max heat 89 98 97 84 89 98 97 86 91 99 98 Heat Y Y Date Sun 07/06/25 Mon 07/07/25 Tue 07/08/25 Wed 07/09/25 AST 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 76 88 75 87 76 88 75 88 Temp 76 83 88 79 76 82 87 80 76 83 88 79 76 83 88 80 Dewpt 76 74 75 74 75 73 74 74 74 73 74 74 74 73 75 75 PWind dir E E E E E E E E Wind char GN GN GN BZ GN BZ GN GN Avg clouds FW FW FW FW CL CL FW SC CL CL FW FW CL CL SC B1 PoP 12hr 5 20 0 30 5 10 0 60 Rain shwrs C C S S L L Tstms S S $$ PRZ010-032000- Eugenio Maria de Hosto Airport-Mayaguez PR 18.27N 67.15W Elev. 28 ft 503 AM AST Thu Jul 3 2025 Date Thu 07/03/25 Fri 07/04/25 Sat 07/05/25 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 92 74 93 75 93 Temp 84 90 92 88 80 77 75 76 85 91 93 89 81 78 76 77 86 92 93 89 81 Dewpt 75 76 77 76 76 74 73 71 75 77 79 78 77 76 74 73 75 78 79 78 77 RH 74 64 62 68 88 90 94 85 72 64 64 70 88 94 94 87 70 64 64 70 88 Wind dir E SE NW W SE E E E NE W W E SE E E E E E E E E Wind spd 4 3 2 6 1 6 8 5 3 4 6 2 8 8 6 4 4 2 3 2 8 Clouds CL CL SC OV OV CL CL CL CL FW B2 B2 FW FW FW FW CL CL B2 B2 CL PoP 12hr 70 70 60 0 60 QPF 12hr 1.15 0.30 0.75 0.01 0.60 Rain shwrs C L L S L L L L Tstms S S S S S S Obvis H H H H H H H Heat index 93102106 98 86 94105110102 89 95107110102 89 Max heat 93 106 105 83 94 110 109 87 95 110 108 Heat Y Y Date Sun 07/06/25 Mon 07/07/25 Tue 07/08/25 Wed 07/09/25 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 75 93 73 92 73 93 74 93 Temp 76 86 93 80 74 84 92 79 74 85 93 80 75 85 93 80 Dewpt 75 75 78 76 73 74 77 75 73 74 76 75 72 74 78 76 PWind dir E E E E E E E E Wind char LT LT GN LT LT LT LT LT Avg clouds CL CL SC B1 FW FW SC B1 FW FW SC B1 CL CL FW SC PoP 12hr 0 60 5 60 10 60 5 40 Rain shwrs L L L L S S L L C C Tstms S S S S $$ VIZ001-032000- CYRIL E. King Airport-St Thomas USVI 18.33N 64.97W Elev. 23 ft 503 AM AST Thu Jul 3 2025 Date Thu 07/03/25 Fri 07/04/25 Sat 07/05/25 AST 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 89 80 89 81 89 Temp 85 88 89 87 83 82 80 81 85 88 89 87 84 82 81 82 86 88 89 87 83 Dewpt 76 74 75 75 76 76 76 76 78 77 77 77 76 76 76 76 77 76 77 77 76 RH 75 63 64 68 80 82 88 85 80 70 68 72 77 82 85 82 75 68 68 72 80 Wind dir E SE SE E E E E E E E E E E E E E E E E E E Wind spd 16 16 13 12 12 16 13 13 16 17 16 17 18 18 17 16 17 17 14 14 17 Clouds FW CL SC SC CL FW CL SC B1 B1 B1 B1 FW FW SC SC SC SC FW FW SC PoP 12hr 20 40 40 20 20 QPF 12hr 0.04 0.09 0.65 0.07 0.02 Rain shwrs S S S C C C C S S S S S S S Obvis H H H H H H H H H Heat index 94 97 99 96 91 88 86 88 97101102 99 92 90 88 89 97100102 98 91 Max heat 94 99 99 90 97 102 101 92 97 102 101 Date Sun 07/06/25 Mon 07/07/25 Tue 07/08/25 Wed 07/09/25 AST 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 80 90 79 89 79 90 79 89 Temp 80 86 90 83 79 85 89 82 79 86 90 83 79 85 89 83 Dewpt 76 76 75 75 75 75 75 75 75 75 76 75 75 76 76 76 PWind dir E E E E E E E E Wind char BZ GN BZ BZ BZ BZ BZ BZ Avg clouds SC SC FW SC SC SC FW SC SC SC SC SC SC SC SC SC PoP 12hr 10 30 30 30 30 30 30 40 Rain shwrs S S C C C S C C C C S S C C C $$ VIZ002-032000- Henry E. Rohlsen Airport-St Croix USVI 17.70N 64.80W Elev. 74 ft 503 AM AST Thu Jul 3 2025 Date Thu 07/03/25 Fri 07/04/25 Sat 07/05/25 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 78 89 79 90 Temp 84 88 89 86 82 80 78 79 85 88 89 87 82 81 79 80 86 89 90 87 82 Dewpt 74 74 74 74 74 75 76 75 76 77 77 75 75 75 75 75 76 76 76 75 75 RH 72 63 61 68 77 85 94 88 75 70 68 68 79 82 88 85 72 66 64 68 79 Wind dir E SE SE E E E E E E E E E E E E E E E E E E Wind spd 14 14 13 12 10 12 11 12 16 17 17 16 14 14 14 14 16 16 16 14 14 Clouds CL CL CL CL CL CL CL SC B1 B2 B2 B2 FW FW SC SC B2 B2 FW FW FW PoP 12hr 0 40 50 50 50 QPF 12hr 0 0.10 0.80 0.11 0.10 Rain shwrs S C C C C S S S S C C Tstms S S S Obvis H H H H H H H Heat index 91 97 98 94 88 85 84 94100102 96 89 86 84 86 95101102 96 89 Max heat 91 99 98 86 94 102 100 88 95 102 100 Date Sun 07/06/25 Mon 07/07/25 Tue 07/08/25 Wed 07/09/25 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 77 89 78 90 78 90 Temp 78 85 90 81 78 84 89 82 78 85 90 82 78 85 90 83 Dewpt 75 74 74 74 74 74 74 73 74 74 74 74 74 75 75 74 PWind dir E E E E E E E E Wind char BZ BZ BZ BZ BZ BZ GN BZ Avg clouds FW FW FW SC SC SC FW SC SC SC SC SC FW SC SC SC PoP 12hr 5 30 30 30 50 50 30 50 Rain shwrs C C C S C C C C C S C C C $$