Point Forecast Matrices Issued by NWS San Juan, PR
000
FOCA52 TJSJ 252103
PFMSJU
Point Forecast Matrices
National Weather Service San Juan PR
503 PM AST Thu Apr 25 2024
PRZ001-260800-
Luis Munoz Marin International Airport-San Juan
18.43N 66.00W Elev. 9 ft
503 PM AST Thu Apr 25 2024
Date 04/25/24 Fri 04/26/24 Sat 04/27/24 Sun
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 87 76 85 75
Temp 79 77 76 76 82 86 87 84 80 78 77 77 81 84 85 82 79 77 76 76 81
Dewpt 74 74 73 72 73 73 73 73 74 73 73 73 73 74 74 73 72 72 71 71 72
RH 85 90 90 87 74 65 63 70 82 85 87 87 77 72 70 74 79 85 85 85 74
Wind dir E E E E E E E E E E E E E E NE NE NE NE NE NE NE
Wind spd 10 10 9 8 8 11 13 11 10 9 5 6 9 11 12 10 9 9 9 9 10
Clouds B1 B1 SC SC SC SC SC SC SC SC B2 B2 B2 B2 SC SC SC SC SC SC SC
PoP 12hr 40 30 60 50 30
QPF 12hr 0.22 0.16 0.26 0.13 0.07
Rain shwrs C C C S S S C S S S C L C C S S S S S S C
Tstms
Heat index 83 87 93 95 90 84 86 91 93 88 85
Max heat 91 87 95 94 83 86 93 92 85
Date 04/28 Mon 04/29/24 Tue 04/30/24 Wed 05/01/24 Thu 05/02/24
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 75 85 74 85 78 85 80 85
Temp 85 79 76 81 85 78 75 80 85 80 78 82 85 82 80 83 85 82
Dewpt 73 71 70 70 70 70 69 70 70 69 69 70 71 71 71 72 74 73
PWind dir NE NE NE NE NE NE NE E E
Wind char GN GN GN GN GN GN GN GN GN
Avg clouds SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC B1 B1
PoP 12hr 30 20 30 20 20 20 20 30 60
Rain shwrs C S S S C C S S S S S S S S S C C L
Tstms S
$$
PRZ002-260800-
Roosevelt Roads Naval Airstation-Ceiba PR
18.25N 65.63W Elev. 39 ft
503 PM AST Thu Apr 25 2024
Date 04/25/24 Fri 04/26/24 Sat 04/27/24 Sun
AST 3hrly 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08
UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12
Min/Max 76 87 78 86 76
Temp 80 78 77 77 82 86 87 84 81 80 79 78 82 85 86 83 80 78 77 77 82
Dewpt 75 74 73 72 73 74 74 74 74 74 73 73 74 75 74 74 73 72 72 72 73
RH 85 88 87 85 74 68 65 72 79 82 82 85 77 72 68 74 79 82 85 85 74
Wind dir E E E E E E E NE NE NE E E E E NE NE NE NE NE NE NE
Wind spd 11 12 10 9 8 9 11 8 9 12 6 9 10 13 11 10 10 11 10 11 11
Clouds B2 B2 B2 SC SC SC SC FW SC B2 B2 OV OV OV SC SC SC SC SC SC SC
PoP 12hr 60 30 70 70 30
QPF 12hr 0.32 0.16 0.35 0.20 0.08
Rain shwrs C C L S S S C S C C L L L L C C S S S S C
Heat index 85 88 93 95 92 87 84 89 93 94 90 84 88
Max heat 92 83 88 95 95 86 89 94 94 88
Date 04/28 Mon 04/29/24 Tue 04/30/24 Wed 05/01/24 Thu 05/02/24
AST 6hrly 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20
UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
Max/Min 87 76 87 77 87 78 87 81 87
Temp 87 80 77 82 87 81 78 83 87 81 78 83 87 83 81 85 87 83
Dewpt 74 72 71 71 71 70 70 71 72 71 70 71 72 71 72 74 74 74
PWind dir NE NE NE NE NE NE NE NE E
Wind char GN GN GN GN GN GN GN GN GN
Avg clouds SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC B1 B2
PoP 12hr 30 20 30 20 20 20 20 30 60
Rain shwrs C C S S C C S S S S S S S S S C C L
Tstms S S
$$
PRZ007-260800-
Mercedita Airport-Ponce PR
18.02N 66.56W Elev. 26 ft
503 PM AST Thu Apr 25 2024
Date 04/25/24 Fri 04/26/24 Sat 04/27/24 Sun
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 71 87 73 85 72
Temp 77 74 72 72 80 85 87 83 78 76 74 74 80 84 85 81 77 75 73 73 81
Dewpt 72 71 70 70 69 67 68 69 69 69 69 68 69 70 71 71 70 69 68 68 68
RH 85 90 93 93 69 55 53 63 74 79 84 82 69 63 63 72 79 82 84 84 65
Wind dir E NE NE NE E SE SE SE NE NE NE NE NE E E NE NE NE NE NE NE
Wind spd 6 5 4 4 4 12 11 9 5 4 4 3 3 13 14 2 6 5 6 6 6
Wind gust 24 25
Clouds CL CL CL SC SC SC FW FW CL CL CL FW FW FW B2 B2 SC SC SC SC CL
PoP 12hr 20 20 5 60 20
QPF 12hr 0.07 0.06 0 0.46 0.05
Rain shwrs S S S S S L L S S S S
Tstms S S
Heat index 83 88 91 87 82 88 90 85 84
Max heat 88 83 91 90 82 90 90 84
Date 04/28 Mon 04/29/24 Tue 04/30/24 Wed 05/01/24 Thu 05/02/24
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 73 88 77 88 81 88
Temp 88 79 75 82 88 78 74 81 88 81 77 83 88 83 81 85 88 83
Dewpt 69 70 69 67 67 68 67 67 66 65 61 61 64 63 62 65 70 71
PWind dir NE NE NE NE NE NE E NE E
Wind char GN GN GN GN GN LT GN LT GN
Avg clouds SC B1 CL CL FW SC SC FW FW SC SC SC SC SC SC SC B1 B1
PoP 12hr 60 0 20 10 30 10 20 30 40
Rain shwrs L L S S S S C C S S S S S C C C
Tstms S S S S
$$
PRZ008-260800-
Rafael Hernandez Airport-Aguadilla PR
18.50N 67.13W Elev. 237 ft
503 PM AST Thu Apr 25 2024
Date 04/25/24 Fri 04/26/24 Sat 04/27/24 Sun
AST 3hrly 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08
UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12
Min/Max 71 84 74 84 74
Temp 75 73 72 72 78 83 84 81 78 76 75 75 80 83 84 81 78 76 75 75 79
Dewpt 73 73 72 72 71 71 72 73 73 73 73 73 72 72 72 72 71 72 72 72 70
RH 94100100100 79 67 67 77 85 90 94 94 77 70 67 74 79 87 90 90 74
Wind dir E E E E E E NE NE E E E E E E NE NE NE NE NE NE NE
Wind spd 6 9 4 6 11 13 5 12 14 12 10 12 12 16 17 17 16 16 14 14 14
Clouds SC SC SC B1 SC SC SC SC FW FW SC SC SC FW SC SC SC SC SC SC SC
PoP 12hr 40 30 20 30 30
QPF 12hr 0.23 0.17 0.06 0.04 0.08
Rain shwrs S S S C C C S S S S S S S S S C C C C S
Tstms
Heat index 87 89 86 83 88 90 86 82
Max heat 84 89 89 83 90 89 82
Date 04/28 Mon 04/29/24 Tue 04/30/24 Wed 05/01/24 Thu 05/02/24
AST 6hrly 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20
UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
Max/Min 83 73 83 72 83 76 83 78 83
Temp 83 77 74 79 83 76 73 78 83 78 76 80 83 80 78 81 83 80
Dewpt 71 70 71 68 68 68 69 68 69 68 69 68 70 70 71 70 72 72
PWind dir NE NE NE NE NE NE NE E NE
Wind char BZ BZ BZ BZ BZ BZ BZ BZ BZ
Avg clouds SC SC SC FW FW SC SC FW CL FW SC FW FW SC SC SC SC SC
PoP 12hr 20 10 10 10 10 10 10 30 30
Rain shwrs S S S S S S S S S S S S S S C C C
$$
PRZ010-260800-
Eugenio Maria de Hosto Airport-Mayaguez PR
18.27N 67.15W Elev. 28 ft
503 PM AST Thu Apr 25 2024
Date 04/25/24 Fri 04/26/24 Sat 04/27/24 Sun
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 70 88 72 88 72
Temp 76 73 71 71 80 86 88 84 78 75 73 73 81 86 88 84 78 75 73 73 80
Dewpt 76 73 71 71 74 76 77 77 75 74 73 72 75 77 77 77 74 73 71 71 73
RH 100100100100 82 72 70 80 91 97100 97 82 75 70 80 88 94 93 93 79
Wind dir E E E E E SE W NE NE NE NE NE E NE NE NE NE NE NE NE NE
Wind spd 4 5 4 4 5 4 6 5 10 4 6 8 4 4 5 11 11 11 10 11 12
Clouds FW CL CL SC SC SC B2 OV SC CL CL FW CL CL B1 B1 SC SC SC SC CL
PoP 12hr 20 70 5 40 30
QPF 12hr 0.08 1.13 0 0.08 0.08
Rain shwrs S S S C L S C C C C C C
Tstms S S S S
Heat index 85 96100 93 87 98100 93 85
Max heat 92 85 100 100 87 100 100 85
Date 04/28 Mon 04/29/24 Tue 04/30/24 Wed 05/01/24 Thu 05/02/24
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 87 73 87 72 87 76 87 80 87
Temp 87 78 74 81 87 77 73 80 87 80 76 82 87 82 80 84 87 82
Dewpt 76 72 71 71 73 70 69 70 74 71 69 71 74 72 71 72 76 74
PWind dir NE NE NE NE NE NE NE E E
Wind char GN GN GN BZ BZ GN GN GN GN
Avg clouds FW SC SC FW FW SC SC FW FW FW CL CL FW SC SC SC SC SC
PoP 12hr 30 10 10 10 10 0 20 30 30
Rain shwrs C C S S S S S S S S S S S C C C
$$
VIZ001-260800-
CYRIL E. King Airport-St Thomas USVI
18.33N 64.97W Elev. 23 ft
503 PM AST Thu Apr 25 2024
Date 04/25/24 Fri 04/26/24 Sat 04/27/24 Sun
AST 3hrly 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08
UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12
Min/Max 78 87 77 88 76
Temp 81 80 79 79 83 86 87 84 81 79 78 78 83 87 88 85 80 78 77 77 82
Dewpt 74 73 73 73 74 74 74 74 74 74 74 74 75 74 74 73 73 73 73 73 73
RH 79 79 82 82 74 68 65 72 79 85 88 88 77 65 63 67 79 85 87 87 74
Wind dir E E E E E E E E E E E E E E E NE NE NE NE NE NE
Wind spd 18 17 16 13 12 12 13 16 17 16 14 16 16 13 11 13 14 16 16 17 16
Clouds SC SC SC SC SC SC SC FW B1 SC B2 B2 B2 SC SC SC SC SC SC SC SC
PoP 12hr 30 40 60 50 30
QPF 12hr 0.13 0.13 0.30 0.11 0.07
Rain shwrs S S C S S S S C C L L C C S S S S S S C
Heat index 87 84 89 94 95 91 86 90 95 96 91 85 88
Max heat 92 86 89 95 95 84 90 97 96 83 88
Date 04/28 Mon 04/29/24 Tue 04/30/24 Wed 05/01/24 Thu 05/02/24
AST 6hrly 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20
UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
Max/Min 87 75 87 76 88 78 88 81 88
Temp 87 79 76 82 87 80 77 83 88 81 78 84 88 83 81 85 88 83
Dewpt 74 73 72 71 71 71 71 72 72 71 72 72 73 73 73 74 75 74
PWind dir NE NE NE NE NE NE NE NE E
Wind char BZ BZ BZ BZ BZ BZ BZ BZ BZ
Avg clouds SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC B1 B2
PoP 12hr 30 20 20 20 20 10 20 30 60
Rain shwrs C S S S S S S S S S S S S S S C C L
Tstms S S
$$
VIZ002-260800-
Henry E. Rohlsen Airport-St Croix USVI
17.70N 64.80W Elev. 74 ft
503 PM AST Thu Apr 25 2024
Date 04/25/24 Fri 04/26/24 Sat 04/27/24 Sun
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 87 75 87 74
Temp 79 77 76 76 82 86 87 84 79 77 76 76 82 86 87 83 79 77 75 75 81
Dewpt 73 72 71 71 73 73 73 73 73 73 73 72 73 73 73 72 73 73 72 72 72
RH 82 85 85 85 74 65 63 70 82 87 90 87 74 65 63 70 82 87 90 90 74
Wind dir E E E E E E E E E E E E E E E NE NE NE NE NE NE
Wind spd 16 16 13 12 12 12 12 11 13 13 11 14 14 12 11 13 12 14 11 10 13
Clouds SC SC SC SC SC SC SC SC SC B2 B1 B2 B2 B1 SC SC SC SC SC SC SC
PoP 12hr 30 30 50 50 30
QPF 12hr 0.13 0.09 0.28 0.13 0.08
Rain shwrs S S C S S S S S C C C C C C S S S S S S C
Heat index 83 87 92 94 90 83 87 93 94 89 86
Max heat 90 87 94 94 87 95 94 86
Date 04/28 Mon 04/29/24 Tue 04/30/24 Wed 05/01/24 Thu 05/02/24
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 87 74 87 74 88 78 88 81 88
Temp 87 79 75 81 87 79 75 82 88 81 78 84 88 83 81 85 88 83
Dewpt 73 73 72 72 72 71 71 72 72 72 71 72 73 73 73 74 74 74
PWind dir NE NE NE NE NE NE NE E E
Wind char BZ BZ BZ BZ BZ BZ BZ GN GN
Avg clouds SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC B1 B1 B2
PoP 12hr 30 20 20 20 20 20 30 40 60
Rain shwrs C C S S S S S S S S S S C C C C C L
Tstms S S
$$