Point Forecast Matrices
Issued by NWS San Juan, PR
Issued by NWS San Juan, PR
Versions:
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426 FOCA52 TJSJ 142103 PFMSJU Point Forecast Matrices National Weather Service San Juan PR 503 PM AST Tue May 14 2024 PRZ001-150800- Luis Munoz Marin International Airport-San Juan 18.43N 66.00W Elev. 9 ft 503 PM AST Tue May 14 2024 Date 05/14/24 Wed 05/15/24 Thu 05/16/24 Fri 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 88 78 90 78 Temp 82 80 78 79 84 87 88 85 81 80 78 79 85 89 90 87 82 80 78 80 86 Dewpt 75 74 74 73 74 74 75 75 75 75 75 74 75 75 75 75 75 75 75 75 76 RH 79 82 88 82 72 65 66 72 82 85 91 85 72 64 62 68 79 85 91 85 72 Wind dir E E E E E E E E E E E E E E E E E E E SE E Wind spd 9 9 8 9 5 11 13 13 9 9 8 6 5 10 13 12 8 6 6 6 8 Clouds SC SC SC SC B1 SC B1 B1 B1 SC SC SC SC SC SC SC SC SC SC SC SC PoP 12hr 40 40 40 20 30 QPF 12hr 0.11 0.20 0.08 0.10 0.03 Rain shwrs S S S S C C C C C C C C S S S S S S S S C Heat index 88 84 83 91 96 98 94 88 84 84 94 99101 96 89 85 84 95 Max heat 96 87 91 98 97 86 94 101 100 87 95 Date 05/17 Sat 05/18/24 Sun 05/19/24 Mon 05/20/24 Tue 05/21/24 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 91 79 91 78 90 78 91 78 90 Temp 91 83 79 86 91 82 78 85 90 82 78 86 91 82 78 85 90 82 Dewpt 76 76 76 77 77 77 77 77 77 77 77 77 77 77 76 76 77 77 PWind dir E SE E SE E SE E SE E Wind char GN LT GN LT GN LT GN LT GN Avg clouds SC FW CL FW FW SC FW FW SC SC SC SC SC FW FW FW FW SC PoP 12hr 30 10 20 20 40 40 40 10 20 Rain shwrs C S S S S S S C C S C C S S S S S $$ PRZ002-150800- Roosevelt Roads Naval Airstation-Ceiba PR 18.25N 65.63W Elev. 39 ft 503 PM AST Tue May 14 2024 Date 05/14/24 Wed 05/15/24 Thu 05/16/24 Fri AST 3hrly 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 79 90 80 91 80 Temp 83 81 79 80 85 89 90 87 83 82 80 81 86 90 91 88 84 82 80 81 86 Dewpt 76 75 75 74 75 76 76 76 76 76 76 74 76 76 76 76 77 76 76 75 77 RH 80 82 88 82 72 66 64 70 80 82 88 79 72 64 62 68 80 82 88 82 75 Wind dir E E E E E E E E E E E E E E E E E E E E E Wind spd 9 10 9 9 8 9 11 10 9 10 9 9 9 9 9 9 8 8 9 9 11 Clouds SC SC SC SC B1 SC B1 B1 B1 SC SC SC SC SC SC SC SC SC SC SC SC PoP 12hr 40 40 40 30 30 QPF 12hr 0.13 0.21 0.09 0.15 0.03 Rain shwrs S S C C C C C C C C C C C C C C S S S S C Heat index 90 86 83 85 94100101 97 91 88 86 87 97102103 99 93 89 86 88 98 Max heat 96 89 94 101 101 90 97 103 103 91 98 Date 05/17 Sat 05/18/24 Sun 05/19/24 Mon 05/20/24 Tue 05/21/24 AST 6hrly 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 91 80 91 80 91 79 90 79 91 Temp 91 84 80 86 91 84 80 86 91 83 79 85 90 83 79 86 91 84 Dewpt 77 77 77 78 78 78 77 78 78 78 77 78 78 78 77 78 78 78 PWind dir E E E E SE E E E E Wind char GN GN GN GN GN LT GN GN GN Avg clouds SC FW FW FW SC FW SC SC SC SC SC SC SC SC SC SC SC SC PoP 12hr 30 20 20 40 40 40 40 30 30 Rain shwrs C S S S S S S C C C S C C C C C C C $$ PRZ007-150800- Mercedita Airport-Ponce PR 18.02N 66.56W Elev. 26 ft 503 PM AST Tue May 14 2024 Date 05/14/24 Wed 05/15/24 Thu 05/16/24 Fri 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 89 75 89 75 Temp 80 77 75 77 83 87 89 85 80 77 75 77 83 87 89 85 80 77 75 77 84 Dewpt 72 71 71 70 69 68 72 72 72 72 71 70 71 71 72 72 72 72 71 71 73 RH 77 82 87 79 63 53 57 65 77 85 87 79 67 59 57 65 77 85 87 82 70 Wind dir E NE NE NE E SE SE E E NE NE NE E SE SE SE E E E E E Wind spd 8 4 4 4 3 10 14 10 5 4 4 3 4 10 10 6 3 3 4 4 6 Wind gust 25 Clouds CL CL CL CL SC SC SC SC FW FW FW FW CL CL SC SC FW FW FW FW CL PoP 12hr 20 20 5 20 5 QPF 12hr 0.01 0.04 0 0.08 0 Rain shwrs S S S S S S Heat index 83 87 91 96 91 83 88 93 96 91 83 90 Max heat 90 87 96 96 88 96 95 90 Date 05/17 Sat 05/18/24 Sun 05/19/24 Mon 05/20/24 Tue 05/21/24 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 76 89 75 89 75 89 75 88 Temp 90 81 76 84 89 80 75 83 89 80 75 83 89 80 75 83 88 79 Dewpt 73 74 73 74 74 74 73 72 73 74 73 73 72 74 73 74 73 73 PWind dir SE E E E SE E E E E Wind char GN LT LT LT GN LT GN LT GN Avg clouds FW FW CL CL FW SC CL FW FW SC FW FW FW FW CL CL FW SC PoP 12hr 20 0 30 10 20 10 20 5 20 Rain shwrs S S C C S S S S S S S S S $$ PRZ008-150800- Rafael Hernandez Airport-Aguadilla PR 18.50N 67.13W Elev. 237 ft 503 PM AST Tue May 14 2024 Date 05/14/24 Wed 05/15/24 Thu 05/16/24 Fri AST 3hrly 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 76 86 76 86 76 Temp 79 78 76 77 82 85 86 83 79 78 76 77 82 85 86 83 79 78 76 77 81 Dewpt 74 75 74 73 72 73 74 74 74 75 75 74 72 73 74 74 74 75 75 74 72 RH 85 91 94 87 72 67 68 74 85 91 97 90 72 67 68 74 85 91 97 90 74 Wind dir E E E E E E NE E E E E E E NE NE NE NE E E E E Wind spd 12 13 11 12 11 9 16 12 13 13 11 8 4 3 8 6 10 11 9 5 3 Clouds SC SC CL CL FW FW SC SC SC SC FW FW CL CL SC SC SC SC SC SC CL PoP 12hr 20 30 10 30 20 QPF 12hr 0.05 0.11 0.02 0.32 0.02 Rain shwrs S S S S C C S S S S C C S S S S Heat index 83 87 91 94 90 83 87 91 94 90 83 86 Max heat 90 87 94 93 87 94 93 86 Date 05/17 Sat 05/18/24 Sun 05/19/24 Mon 05/20/24 Tue 05/21/24 AST 6hrly 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 85 77 85 76 85 76 84 76 84 Temp 85 80 77 82 85 79 76 81 85 79 76 81 84 79 76 81 84 79 Dewpt 75 75 76 74 76 76 76 74 76 76 76 74 76 76 76 74 76 75 PWind dir NE E NE E NE E NE E E Wind char LT LT LT LT LT LT LT LT LT Avg clouds FW SC FW FW FW SC CL CL FW SC FW FW FW SC FW FW FW SC PoP 12hr 30 5 50 5 40 5 40 5 50 Rain shwrs C C S S C C C C S S C C S S C C $$ PRZ010-150800- Eugenio Maria de Hosto Airport-Mayaguez PR 18.27N 67.15W Elev. 28 ft 503 PM AST Tue May 14 2024 Date 05/14/24 Wed 05/15/24 Thu 05/16/24 Fri 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 91 75 91 75 Temp 80 77 75 77 84 89 91 87 80 78 75 77 84 89 91 87 80 78 75 77 84 Dewpt 76 76 74 72 75 77 78 78 76 76 74 73 75 77 78 78 77 76 75 74 76 RH 88 97 97 85 74 68 66 75 88 94 97 87 74 68 66 75 91 94100 90 77 Wind dir NE E E E E SW SW E NE E E E E SW NW NE NE E E E E Wind spd 9 6 5 6 4 3 5 3 6 8 5 4 2 2 5 8 8 5 5 5 2 Clouds B2 SC CL CL CL CL B2 B2 B1 SC FW FW CL CL B1 B1 FW FW FW FW CL PoP 12hr 50 60 30 60 10 QPF 12hr 0.09 0.60 0.04 0.65 0 Rain shwrs C S L L C C L L S S S S Tstms S S S S S Heat index 86 93102106 99 86 93101106 99 87 93 Max heat 98 83 93 106 105 84 93 106 105 84 93 Date 05/17 Sat 05/18/24 Sun 05/19/24 Mon 05/20/24 Tue 05/21/24 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 76 90 75 90 75 89 75 89 Temp 90 81 76 84 90 80 75 84 90 80 75 83 89 80 75 83 89 80 Dewpt 79 77 76 77 80 78 75 78 80 78 75 77 80 78 75 78 79 78 PWind dir NE E NE E SE E SE E E Wind char LT LT LT LT LT LT LT LT LT Avg clouds FW SC CL CL SC B1 CL CL FW SC CL CL FW SC CL CL FW SC PoP 12hr 40 0 60 0 50 5 50 5 40 Rain shwrs C C L L C C C C C C Tstms S S $$ VIZ001-150800- CYRIL E. King Airport-St Thomas USVI 18.33N 64.97W Elev. 23 ft 503 PM AST Tue May 14 2024 Date 05/14/24 Wed 05/15/24 Thu 05/16/24 Fri AST 3hrly 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 79 89 80 89 81 Temp 82 81 79 80 85 88 89 86 83 81 80 81 85 88 89 87 84 82 81 82 86 Dewpt 76 75 76 75 76 76 76 76 76 76 76 76 76 76 76 77 77 77 77 77 77 RH 82 82 91 85 75 68 66 72 80 85 88 85 75 68 66 72 80 85 88 85 75 Wind dir E E E E E E E E E E E E E E E E E E E E E Wind spd 14 14 12 11 11 11 11 12 13 14 13 14 11 11 10 10 12 13 13 13 14 Clouds SC SC SC SC SC SC B1 B1 SC SC SC SC CL CL SC SC FW FW FW FW SC PoP 12hr 30 40 30 20 20 QPF 12hr 0.10 0.19 0.06 0.09 0.01 Rain shwrs S S S S C C C C C C C C S S S S S S S Heat index 90 86 84 85 94 98100 97 91 88 86 87 95 99100 98 93 90 88 90 97 Max heat 96 88 94 100 100 90 95 100 100 92 97 Date 05/17 Sat 05/18/24 Sun 05/19/24 Mon 05/20/24 Tue 05/21/24 AST 6hrly 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 89 81 88 81 89 80 88 80 88 Temp 89 84 81 85 88 83 81 86 89 83 80 85 88 83 80 85 88 83 Dewpt 78 78 78 78 79 78 78 78 79 78 78 79 78 78 78 78 79 78 PWind dir E E E E E E E E E Wind char GN GN GN GN GN GN GN BZ BZ Avg clouds SC SC FW FW SC FW SC SC SC SC SC SC SC SC SC SC SC SC PoP 12hr 20 20 20 40 40 40 40 30 30 Rain shwrs S S S S S S S C C S S C C C C C C C $$ VIZ002-150800- Henry E. Rohlsen Airport-St Croix USVI 17.70N 64.80W Elev. 74 ft 503 PM AST Tue May 14 2024 Date 05/14/24 Wed 05/15/24 Thu 05/16/24 Fri 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 90 78 90 79 Temp 82 80 78 79 85 89 90 87 82 80 78 79 85 89 90 87 83 81 79 80 85 Dewpt 75 75 75 75 75 75 75 75 75 75 75 75 75 75 76 76 76 76 75 76 76 RH 79 85 91 88 72 64 62 68 79 85 91 88 72 64 64 70 80 85 88 88 75 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 10 12 11 12 11 12 11 12 12 12 12 12 11 10 11 11 11 11 13 Clouds SC SC SC SC SC SC SC SC SC SC SC SC SC SC FW FW FW FW FW FW SC PoP 12hr 30 30 30 20 20 QPF 12hr 0.09 0.09 0.07 0.09 0.01 Rain shwrs S S C C C C S C C C C C S S S S S S S S S Heat index 89 85 84 94 99100 96 89 85 84 94 99101 97 90 87 84 86 96 Max heat 96 88 94 100 100 87 94 101 101 89 96 Date 05/17 Sat 05/18/24 Sun 05/19/24 Mon 05/20/24 Tue 05/21/24 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 79 90 79 90 78 90 78 90 Temp 90 83 79 85 90 83 79 85 90 82 78 85 90 82 78 85 90 82 Dewpt 76 76 77 77 77 77 77 77 77 77 77 77 77 77 77 77 77 77 PWind dir E E E E E E E E E Wind char GN GN GN GN GN GN GN GN BZ Avg clouds SC FW FW FW SC FW SC SC SC FW SC SC SC SC SC SC SC SC PoP 12hr 20 20 20 40 40 40 40 30 30 Rain shwrs S S S S S S S C C S S C C C C C S C $$