Point Forecast Matrices
Issued by NWS San Juan, PR
Issued by NWS San Juan, PR
322 FOCA52 TJSJ 102103 PFMSJU Point Forecast Matrices National Weather Service San Juan PR 503 PM AST Fri May 10 2024 PRZ001-110800- Luis Munoz Marin International Airport-San Juan 18.43N 66.00W Elev. 9 ft 503 PM AST Fri May 10 2024 Date 05/10/24 Sat 05/11/24 Sun 05/12/24 Mon 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 91 78 89 78 Temp 82 80 78 80 86 90 91 87 82 80 78 79 84 88 89 86 82 80 78 79 85 Dewpt 76 75 75 75 75 76 76 76 76 76 75 75 76 76 76 76 76 76 75 75 76 RH 82 85 91 85 70 64 62 70 82 88 91 88 77 68 66 72 82 88 91 88 75 Wind dir E SE SE S SE S S S S S S SE SE E E SE SE SE SE SE SE Wind spd 5 4 4 4 5 8 10 3 1 5 4 4 6 6 9 8 5 5 4 3 4 Clouds B2 B2 B2 B2 SC SC B2 B2 B2 SC B1 B1 B2 B2 B2 B2 B2 B2 B2 B2 B2 PoP 12hr 60 70 60 60 50 QPF 12hr 0.46 1.52 0.13 0.13 0.13 Rain shwrs L L L L C C L L C S C C L L C C C C C C C Tstms S S S S S S S S S S S S S S S Heat index 89 84 84 95101103 98 90 86 83 93 99101 96 89 85 84 94 Max heat 96 87 95 103 103 88 93 101 100 87 94 Date 05/13 Tue 05/14/24 Wed 05/15/24 Thu 05/16/24 Fri 05/17/24 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 77 89 77 89 77 89 77 88 Temp 90 81 77 84 89 81 77 84 89 81 77 84 89 81 77 83 88 81 Dewpt 77 76 76 76 76 76 75 76 77 76 75 76 77 76 76 76 77 77 PWind dir E E E E E E E E E Wind char GN LT GN GN GN GN GN GN GN Avg clouds B1 B1 B1 SC SC SC SC SC B1 B1 B1 B1 SC SC SC SC SC SC PoP 12hr 50 40 20 50 50 40 30 20 20 Rain shwrs C C C C S S S C C C C C C S S S S S $$ PRZ002-110800- Roosevelt Roads Naval Airstation-Ceiba PR 18.25N 65.63W Elev. 39 ft 503 PM AST Fri May 10 2024 Date 05/10/24 Sat 05/11/24 Sun 05/12/24 Mon AST 3hrly 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 77 90 77 90 79 Temp 81 79 77 79 85 89 90 86 81 79 77 79 85 89 90 87 83 81 79 80 85 Dewpt 76 76 75 75 76 77 78 77 76 76 76 75 76 77 77 76 76 76 76 75 76 RH 85 91 94 88 75 68 68 75 85 91 97 88 75 68 66 70 80 85 91 85 75 Wind dir SE SE SE SE SE S S S S SE SE SE SE SE SE SE E E SE SE E Wind spd 4 4 5 4 6 9 10 6 5 5 5 6 8 8 6 5 3 4 6 6 8 Clouds B2 B2 B2 B2 SC SC B2 B2 B2 SC B2 B2 B2 B2 B1 B1 B1 B1 B2 B2 B2 PoP 12hr 60 60 60 60 50 QPF 12hr 0.47 1.04 0.25 0.12 0.12 Rain shwrs L L L L C C L L C C L L L L C C C C C C C Tstms S S S S S S S S S S S S S Heat index 88 83 94101104 97 88 83 94101103 98 91 87 84 85 95 Max heat 97 87 94 104 103 87 94 103 102 89 95 Date 05/13 Tue 05/14/24 Wed 05/15/24 Thu 05/16/24 Fri 05/17/24 AST 6hrly 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 89 80 90 80 90 80 89 80 90 Temp 89 83 80 86 90 83 80 86 90 83 80 85 89 83 80 86 90 83 Dewpt 77 76 77 77 77 76 77 77 77 76 76 77 77 76 77 77 78 77 PWind dir E E E E E E E E E Wind char GN GN GN GN GN GN GN GN GN Avg clouds B2 B1 B1 SC SC SC SC SC B1 B1 B1 B1 SC SC SC SC SC SC PoP 12hr 50 40 20 50 50 40 30 20 20 Rain shwrs C C C C S S S C C C C C C S S S S S Tstms S S $$ PRZ007-110800- Mercedita Airport-Ponce PR 18.02N 66.56W Elev. 26 ft 503 PM AST Fri May 10 2024 Date 05/10/24 Sat 05/11/24 Sun 05/12/24 Mon 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 88 76 87 75 Temp 80 78 76 77 83 87 88 85 80 78 76 77 82 86 87 84 79 77 75 77 83 Dewpt 72 72 71 71 73 73 73 71 71 70 71 72 72 71 71 71 71 72 71 68 71 RH 77 82 85 82 72 63 61 63 74 76 85 85 72 61 59 65 77 85 87 74 67 Wind dir E E NE NE E SE SE SE E NE NE E E SE SE SE E E E E E Wind spd 4 4 4 4 5 9 9 4 4 4 4 4 8 8 8 8 4 4 3 4 4 Clouds B2 B2 B1 B1 SC SC SC FW CL CL B1 B1 SC SC CL CL SC SC CL CL CL PoP 12hr 60 20 40 20 10 QPF 12hr 0.35 0.11 0.05 0.02 0.01 Rain shwrs L L C C S S S S C C S S S S Tstms S S Heat index 84 89 94 96 90 84 88 91 92 88 82 88 Max heat 90 83 89 96 95 82 88 92 92 88 Date 05/13 Tue 05/14/24 Wed 05/15/24 Thu 05/16/24 Fri 05/17/24 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 74 88 74 88 74 88 74 88 Temp 89 79 74 82 88 79 74 82 88 79 74 82 88 79 74 82 88 79 Dewpt 72 73 72 72 73 73 71 72 73 73 71 69 72 71 71 69 72 72 PWind dir SE E E E E E E E E Wind char LT LT GN LT GN LT GN LT GN Avg clouds FW SC FW FW FW FW CL CL FW FW FW FW FW SC SC FW FW SC PoP 12hr 20 0 10 0 5 5 20 10 10 Rain shwrs S S S S S S S S S S S S S S $$ PRZ008-110800- Rafael Hernandez Airport-Aguadilla PR 18.50N 67.13W Elev. 237 ft 503 PM AST Fri May 10 2024 Date 05/10/24 Sat 05/11/24 Sun 05/12/24 Mon AST 3hrly 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 77 84 78 84 77 Temp 79 78 77 78 81 83 84 82 80 79 78 79 82 83 84 82 79 78 77 78 81 Dewpt 74 75 75 74 73 74 74 74 74 75 75 74 73 74 75 75 74 76 75 74 73 RH 85 91 94 88 77 74 72 77 82 88 91 85 74 74 74 79 85 94 94 88 77 Wind dir E E E SE SE SW E E E E S SE E N N NE NE E SE SE SE Wind spd 2 1 1 3 3 3 9 3 9 8 5 4 2 5 11 4 8 8 3 2 1 Clouds B2 CL CL CL CL CL SC B2 B2 SC CL CL CL CL OV OV B2 B2 SC SC FW PoP 12hr 60 70 50 70 60 QPF 12hr 0.05 0.81 0.07 0.35 0.11 Rain shwrs L C L C C L L L L S S Tstms S S S S S S S S Heat index 83 86 90 91 89 85 87 90 92 89 83 86 Max heat 88 86 91 91 84 87 92 92 86 Date 05/13 Tue 05/14/24 Wed 05/15/24 Thu 05/16/24 Fri 05/17/24 AST 6hrly 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 84 76 84 75 84 75 84 75 84 Temp 84 79 76 81 84 78 75 80 84 78 75 80 84 78 75 80 84 79 Dewpt 75 75 76 74 76 75 75 73 76 75 75 73 76 75 75 74 76 76 PWind dir NE E E E E E E E E Wind char LT GN GN GN GN GN GN GN GN Avg clouds SC B1 SC FW FW SC CL FW SC SC SC SC SC SC SC FW FW SC PoP 12hr 50 10 30 10 30 30 30 10 20 Rain shwrs C C S S C C S S C C C C C S S S S Tstms S S $$ PRZ010-110800- Eugenio Maria de Hosto Airport-Mayaguez PR 18.27N 67.15W Elev. 28 ft 503 PM AST Fri May 10 2024 Date 05/10/24 Sat 05/11/24 Sun 05/12/24 Mon 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 87 76 88 76 Temp 80 78 76 77 82 86 87 84 80 78 76 77 83 87 88 85 80 78 76 77 83 Dewpt 76 76 75 74 76 79 79 78 76 76 75 75 77 79 79 78 77 76 75 74 76 RH 88 94 97 90 82 80 77 82 88 94 97 94 82 77 75 80 91 94 97 90 80 Wind dir NE E E E SE S S S E E E SE SE S S NE E E E SE E Wind spd 6 5 5 5 6 11 13 11 8 5 4 6 9 6 4 1 6 4 4 4 3 Clouds B1 SC CL CL CL CL SC SC SC FW CL CL CL CL OV OV B1 B1 CL CL CL PoP 12hr 40 50 20 70 40 QPF 12hr 0.04 0.19 0.01 0.31 0.02 Rain shwrs C S C C S S L L C C Tstms S S S Heat index 86 90 99101 95 85 92101103 96 87 91 Max heat 97 84 90 101 100 92 103 102 84 91 Date 05/13 Tue 05/14/24 Wed 05/15/24 Thu 05/16/24 Fri 05/17/24 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 88 74 88 74 89 74 89 74 89 Temp 88 79 74 82 88 79 74 83 89 79 74 83 89 79 74 83 89 80 Dewpt 79 77 74 77 80 77 74 76 79 77 74 76 79 77 74 77 80 77 PWind dir NE E NE E E E NE E E Wind char LT LT LT LT LT LT LT LT LT Avg clouds SC B1 CL CL SC SC CL CL SC B1 CL CL SC B1 SC SC SC B1 PoP 12hr 60 0 50 0 60 0 60 20 60 Rain shwrs L L C C L L L L S S L L Tstms S S S S S S S S $$ VIZ001-110800- CYRIL E. King Airport-St Thomas USVI 18.33N 64.97W Elev. 23 ft 503 PM AST Fri May 10 2024 Date 05/10/24 Sat 05/11/24 Sun 05/12/24 Mon AST 3hrly 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 79 87 80 88 79 Temp 82 80 79 80 84 86 87 85 82 81 80 81 85 87 88 85 82 80 79 80 84 Dewpt 76 76 77 77 77 78 77 77 77 77 77 77 77 77 77 77 77 77 77 77 78 RH 82 88 94 91 80 77 72 77 85 88 91 88 77 72 70 77 85 91 94 91 82 Wind dir E E SE SE SE SE SE SE SE SE SE SE SE SE SE E E E E E E Wind spd 9 8 8 6 11 10 9 5 8 10 10 10 10 8 5 5 9 11 11 12 12 Clouds B2 B2 B2 B2 SC SC SC SC B1 SC B2 B2 B1 B1 SC SC SC SC B1 B1 SC PoP 12hr 60 50 50 40 40 QPF 12hr 0.41 0.29 0.17 0.05 0.05 Rain shwrs C C L C C C C C C C C C C C S S C C C C S Tstms S S S S S S S S S S Heat index 89 86 84 85 94 98 99 96 90 88 87 88 95 99101 96 90 87 84 86 95 Max heat 94 88 94 99 99 89 95 101 100 89 95 Date 05/13 Tue 05/14/24 Wed 05/15/24 Thu 05/16/24 Fri 05/17/24 AST 6hrly 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 88 79 88 79 89 80 89 80 89 Temp 88 82 79 84 88 82 79 85 89 83 80 85 89 83 80 85 89 83 Dewpt 77 77 77 77 77 77 77 78 77 77 77 78 78 77 77 78 78 77 PWind dir E E E E E E E E E Wind char GN GN GN BZ BZ BZ GN BZ GN Avg clouds SC SC SC SC SC SC FW SC SC SC SC SC FW SC SC SC SC SC PoP 12hr 20 20 20 40 40 30 10 10 10 Rain shwrs S S S S S S S C C C C C S S S S S S $$ VIZ002-110800- Henry E. Rohlsen Airport-St Croix USVI 17.70N 64.80W Elev. 74 ft 503 PM AST Fri May 10 2024 Date 05/10/24 Sat 05/11/24 Sun 05/12/24 Mon 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 78 Temp 81 79 77 78 83 87 88 85 81 79 77 78 84 88 89 86 82 80 78 79 84 Dewpt 75 75 75 75 76 76 76 76 76 76 75 75 76 76 76 75 76 76 75 76 76 RH 82 88 94 91 80 70 68 75 85 91 94 91 77 68 66 70 82 88 91 91 77 Wind dir SE E E E SE SE S SE SE E SE SE SE SE SE E E E E E E Wind spd 6 5 5 5 11 10 11 9 5 8 10 9 9 8 9 4 5 8 8 9 11 Clouds B2 B2 B2 B2 SC SC SC SC B1 SC SC SC SC SC SC SC SC SC B1 B1 B1 PoP 12hr 60 40 40 30 40 QPF 12hr 0.43 0.22 0.10 0.03 0.07 Rain shwrs C L L C C C C C C C C C S S S S C C C C C Tstms S S S S S S Heat index 87 92 98 99 94 87 93 99100 95 89 85 84 93 Max heat 95 85 92 99 99 85 93 100 99 87 93 Date 05/13 Tue 05/14/24 Wed 05/15/24 Thu 05/16/24 Fri 05/17/24 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 78 90 78 90 77 90 78 90 Temp 89 82 78 85 90 82 78 85 90 81 77 85 90 82 78 85 90 82 Dewpt 76 76 76 76 76 76 76 76 76 76 76 76 76 76 76 76 77 76 PWind dir E E E E E E E E E Wind char GN GN GN BZ BZ GN GN GN GN Avg clouds B1 SC SC SC FW FW FW SC B1 SC SC SC SC SC SC SC SC SC PoP 12hr 40 20 5 40 40 30 20 10 20 Rain shwrs C S S S S S S C C C C C S S S S S S $$