Point Forecast Matrices
Issued by NWS San Juan, PR
Issued by NWS San Juan, PR
Versions:
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051 FOCA52 TJSJ 140903 PFMSJU Point Forecast Matrices National Weather Service San Juan PR 503 AM AST Tue May 14 2024 PRZ001-142000- Luis Munoz Marin International Airport-San Juan 18.43N 66.00W Elev. 9 ft 503 AM AST Tue May 14 2024 Date Tue 05/14/24 Wed 05/15/24 Thu 05/16/24 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 88 78 90 Temp 85 89 90 87 82 80 78 79 84 87 88 85 81 80 78 79 85 89 90 87 82 Dewpt 76 75 75 75 75 74 74 73 74 74 75 75 75 75 75 74 75 75 75 75 75 RH 75 64 62 68 79 82 88 82 72 65 66 72 82 85 91 85 72 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 9 11 13 12 9 8 6 6 8 10 13 12 10 9 8 5 6 10 12 12 9 Clouds SC SC SC SC SC SC SC SC B1 SC B1 B1 B1 B1 SC SC SC SC SC SC SC PoP 12hr 20 40 40 40 20 QPF 12hr 0.09 0.11 0.25 0.06 0.10 Rain shwrs S S S S S S S S C C C C C C C C S S S S S Heat index 95 99100 96 88 84 83 91 96 98 94 88 84 84 94 99101 96 89 Max heat 95 100 100 87 91 98 97 86 94 101 100 Date Fri 05/17/24 Sat 05/18/24 Sun 05/19/24 Mon 05/20/24 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 91 79 91 78 90 78 91 Temp 78 86 91 83 79 86 91 82 78 85 90 82 78 86 91 82 Dewpt 75 76 76 76 76 77 77 77 77 77 77 77 77 77 77 77 PWind dir E E SE E SE E SE E Wind char LT GN LT GN LT GN LT GN Avg clouds SC SC SC FW CL FW FW SC FW FW SC SC SC SC SC FW PoP 12hr 30 30 10 20 20 40 40 40 Rain shwrs S C C S S S S S S C C S C C S $$ PRZ002-142000- Roosevelt Roads Naval Airstation-Ceiba PR 18.25N 65.63W Elev. 39 ft 503 AM AST Tue May 14 2024 Date Tue 05/14/24 Wed 05/15/24 Thu 05/16/24 AST 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 90 79 90 80 91 Temp 86 89 90 87 83 81 79 80 85 89 90 87 83 82 80 81 86 90 91 88 84 Dewpt 76 76 76 75 76 75 75 74 75 76 76 76 76 76 76 74 76 76 76 76 77 RH 72 66 64 68 80 82 88 82 72 66 64 70 80 82 88 79 72 64 62 68 80 Wind dir E E E E E E E E E E E E E E E E E E E E E Wind spd 10 11 10 11 9 9 8 8 10 11 10 10 9 10 8 8 10 10 9 9 9 Clouds SC SC SC SC SC SC SC SC B1 SC B1 B1 B1 B1 SC SC SC SC SC SC SC PoP 12hr 30 40 40 40 30 QPF 12hr 0.16 0.13 0.26 0.09 0.15 Rain shwrs S S S C S S C C C C C C C C C C C C C C S Heat index 96100101 96 90 86 83 85 94100101 97 91 88 86 87 97102103 99 93 Max heat 96 101 100 89 94 101 101 90 97 103 103 Date Fri 05/17/24 Sat 05/18/24 Sun 05/19/24 Mon 05/20/24 AST 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 80 91 80 91 80 91 79 90 Temp 80 86 91 84 80 86 91 84 80 86 91 83 79 85 90 83 Dewpt 76 77 77 77 77 78 78 78 77 78 78 78 77 78 78 78 PWind dir E E E E E SE E E Wind char GN GN GN GN LT LT LT LT Avg clouds SC SC SC FW FW FW SC FW SC SC SC SC SC SC SC SC PoP 12hr 30 30 20 20 40 40 40 40 Rain shwrs S C C S S S S S S C C C S C C C $$ PRZ007-142000- Mercedita Airport-Ponce PR 18.02N 66.56W Elev. 26 ft 503 AM AST Tue May 14 2024 Date Tue 05/14/24 Wed 05/15/24 Thu 05/16/24 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 75 89 75 89 Temp 84 88 89 85 80 77 75 77 83 87 89 85 80 77 75 77 83 87 89 85 80 Dewpt 71 71 71 71 72 71 71 70 69 68 72 72 72 72 71 70 71 71 72 72 72 RH 65 57 56 63 77 82 87 79 63 53 57 65 77 85 87 79 67 59 57 65 77 Wind dir E SE SE SE E NE NE NE E SE SE SE E NE NE NE E SE SE E E Wind spd 3 13 14 12 8 4 3 4 4 12 14 10 8 4 4 4 4 11 9 8 4 Wind gust 25 25 Clouds CL CL SC SC CL CL CL CL SC SC SC SC FW FW FW FW CL CL SC SC FW PoP 12hr 20 20 20 5 20 QPF 12hr 0.05 0.01 0.03 0 0.08 Rain shwrs S S S S S S S S Heat index 88 93 95 90 83 87 91 96 91 83 88 93 96 91 83 Max heat 88 95 94 87 96 96 88 96 95 Date Fri 05/17/24 Sat 05/18/24 Sun 05/19/24 Mon 05/20/24 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 90 76 89 75 89 75 89 Temp 75 84 90 81 76 84 89 80 75 83 89 80 75 83 89 80 Dewpt 71 73 73 74 73 74 74 74 73 72 73 74 73 73 72 74 PWind dir E E E E E E E E Wind char LT GN LT LT LT LT LT GN Avg clouds FW FW FW FW CL CL FW SC CL FW FW SC FW FW FW FW PoP 12hr 5 20 0 30 10 20 10 20 Rain shwrs S S C C S S S S S S S $$ PRZ008-142000- Rafael Hernandez Airport-Aguadilla PR 18.50N 67.13W Elev. 237 ft 503 AM AST Tue May 14 2024 Date Tue 05/14/24 Wed 05/15/24 Thu 05/16/24 AST 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 86 76 86 76 86 Temp 83 85 86 83 79 78 76 77 82 85 86 83 79 78 76 77 82 85 86 83 79 Dewpt 74 74 74 74 74 75 74 73 72 73 74 74 74 75 75 74 72 73 74 74 74 RH 74 70 68 74 85 91 94 87 72 67 68 74 85 91 97 90 72 67 68 74 85 Wind dir E E E E E E E E E E NE E E E E E E E NE NE E Wind spd 12 12 11 13 13 11 9 11 12 11 12 8 13 14 11 9 5 3 8 8 10 Clouds CL CL SC SC SC SC CL CL FW FW SC SC SC SC FW FW CL CL SC SC SC PoP 12hr 30 20 30 10 30 QPF 12hr 0.20 0.05 0.12 0.01 0.32 Rain shwrs C C S S S S C C S S S S C C S Heat index 89 93 94 90 83 87 91 94 90 83 87 91 94 90 83 Max heat 89 94 94 87 94 93 87 94 93 Date Fri 05/17/24 Sat 05/18/24 Sun 05/19/24 Mon 05/20/24 AST 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 76 85 77 85 76 85 76 84 Temp 76 81 85 80 77 82 85 79 76 81 85 79 76 81 84 79 Dewpt 75 72 75 75 76 74 76 76 76 74 76 76 76 74 76 76 PWind dir E NE E NE E NE E NE Wind char LT LT LT LT LT LT LT LT Avg clouds SC FW FW SC FW FW FW SC CL CL FW SC FW FW FW SC PoP 12hr 20 30 5 50 5 40 5 40 Rain shwrs S S C C S S C C C C S S C C $$ PRZ010-142000- Eugenio Maria de Hosto Airport-Mayaguez PR 18.27N 67.15W Elev. 28 ft 503 AM AST Tue May 14 2024 Date Tue 05/14/24 Wed 05/15/24 Thu 05/16/24 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 75 91 75 91 Temp 84 88 90 86 80 77 75 77 84 89 91 87 80 78 75 77 84 89 91 87 80 Dewpt 76 78 79 78 76 76 74 72 75 77 78 78 76 76 74 73 75 77 78 78 77 RH 77 72 70 77 88 97 97 85 74 68 66 75 88 94 97 87 74 68 66 75 91 Wind dir E W SW E NE E E E E SW SW E NE E E E E E W NE E Wind spd 5 3 4 6 8 3 3 5 5 2 5 2 8 8 4 4 3 2 5 10 8 Clouds CL SC B2 B2 B2 SC CL CL CL CL B2 B2 B1 B1 FW FW CL CL B1 B1 FW PoP 12hr 60 50 60 30 60 QPF 12hr 0.74 0.09 0.61 0.03 0.65 Rain shwrs S L L C S L L C C L L S Tstms S S S S S S S Heat index 94102106 98 86 93102106 99 86 93101106 99 87 Max heat 94 106 105 83 93 106 105 84 93 106 105 Date Fri 05/17/24 Sat 05/18/24 Sun 05/19/24 Mon 05/20/24 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 90 76 90 75 90 75 89 Temp 75 84 90 81 76 84 90 80 75 84 90 80 75 83 89 80 Dewpt 75 76 79 77 76 77 80 78 75 78 80 78 75 77 80 78 PWind dir E NE E NE E SE E SE Wind char LT LT LT LT LT LT LT LT Avg clouds FW FW FW SC CL CL SC B1 CL CL FW SC CL CL FW SC PoP 12hr 10 40 0 60 0 50 5 50 Rain shwrs S S C C L L C C C C Tstms S S $$ VIZ001-142000- CYRIL E. King Airport-St Thomas USVI 18.33N 64.97W Elev. 23 ft 503 AM AST Tue May 14 2024 Date Tue 05/14/24 Wed 05/15/24 Thu 05/16/24 AST 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 89 79 89 80 89 Temp 86 88 89 86 82 81 79 80 85 88 89 86 83 81 80 81 85 88 89 87 84 Dewpt 76 75 76 76 76 75 76 75 76 76 76 76 76 76 76 76 76 76 76 77 77 RH 72 66 66 72 82 82 91 85 75 68 66 72 80 85 88 85 75 68 66 72 80 Wind dir E E E E E E E E E E E E E E E E E E E E E Wind spd 13 12 12 13 14 13 12 12 13 11 11 12 14 16 14 13 12 11 11 11 11 Clouds SC SC SC SC SC SC SC SC SC SC B1 B1 SC SC SC SC CL CL SC SC FW PoP 12hr 30 30 40 30 20 QPF 12hr 0.22 0.10 0.24 0.04 0.09 Rain shwrs S S C C S S S S C C C C C C C C S S S Heat index 96 98100 96 90 86 84 85 94 98100 97 91 88 86 87 95 99100 98 93 Max heat 96 100 100 88 94 100 100 90 95 100 100 Date Fri 05/17/24 Sat 05/18/24 Sun 05/19/24 Mon 05/20/24 AST 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 81 89 81 88 81 89 80 88 Temp 81 86 89 84 81 85 88 83 81 86 89 83 80 85 88 83 Dewpt 77 77 78 78 78 78 79 78 78 78 79 78 78 79 78 78 PWind dir E E E E E E E E Wind char GN GN GN GN GN GN GN GN Avg clouds FW FW SC SC FW FW SC FW SC SC SC SC SC SC SC SC PoP 12hr 20 20 20 20 40 40 40 40 Rain shwrs S S S S S S S S S C C S S C C C $$ VIZ002-142000- Henry E. Rohlsen Airport-St Croix USVI 17.70N 64.80W Elev. 74 ft 503 AM AST Tue May 14 2024 Date Tue 05/14/24 Wed 05/15/24 Thu 05/16/24 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 78 90 78 90 Temp 86 90 91 87 82 80 78 79 85 89 90 87 82 80 78 79 85 89 90 87 83 Dewpt 75 75 75 75 75 75 75 75 75 75 75 75 75 75 75 75 75 75 76 76 76 RH 70 62 60 68 79 85 91 88 72 64 62 68 79 85 91 88 72 64 64 70 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 12 13 13 13 12 12 11 12 12 13 11 12 13 13 13 11 11 12 12 10 10 Clouds SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC FW FW FW PoP 12hr 30 30 30 30 20 QPF 12hr 0.20 0.09 0.06 0.05 0.09 Rain shwrs S S C C S S C C C C S S C C C C S S S S S Heat index 95100101 96 89 85 84 94 99100 96 89 85 84 94 99101 97 90 Max heat 95 101 101 88 94 100 100 87 94 101 101 Date Fri 05/17/24 Sat 05/18/24 Sun 05/19/24 Mon 05/20/24 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 90 79 90 79 90 78 90 Temp 79 85 90 83 79 85 90 83 79 85 90 82 78 85 90 82 Dewpt 75 76 76 76 77 77 77 77 77 77 77 77 77 77 77 77 PWind dir E E E E E E E E Wind char GN GN GN GN GN GN LT GN Avg clouds FW FW SC FW FW FW SC FW SC SC SC FW SC SC SC SC PoP 12hr 20 20 20 20 40 40 40 40 Rain shwrs S S S S S S S S S C C S S C C C $$