Point Forecast Matrices Issued by NWS San Juan, PR
000
FOCA52 TJSJ 172103
PFMSJU
Point Forecast Matrices
National Weather Service San Juan PR
503 PM AST Wed Apr 17 2024
PRZ001-180800-
Luis Munoz Marin International Airport-San Juan
18.43N 66.00W Elev. 9 ft
503 PM AST Wed Apr 17 2024
Date 04/17/24 Thu 04/18/24 Fri 04/19/24 Sat
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 84 75 84 76
Temp 79 78 77 76 80 83 84 81 78 77 76 76 80 83 84 82 79 78 76 76 80
Dewpt 73 73 72 72 73 73 74 74 73 73 72 72 73 73 74 73 73 73 72 71 72
RH 82 85 85 87 79 72 72 79 85 87 87 87 79 72 72 74 82 85 87 85 77
Wind dir N NE NE NE NE NE NE NE NE NE E NE NE NE NE NE NE NE NE NE NE
Wind spd 5 4 4 4 4 6 8 5 5 4 2 1 1 4 6 8 6 6 6 3 6
Clouds B2 B2 SC SC SC SC FW CL SC SC SC SC SC SC B1 B1 SC SC SC SC SC
PoP 12hr 50 20 10 40 30
QPF 12hr 0.21 0.03 0.03 0.20 0.09
Rain shwrs C C S S S S S S S S S S C C C C C C C
Tstms S
Heat index 83 85 89 91 87 84 89 91 87 85
Max heat 88 85 91 91 84 91 91 85
Date 04/20 Sun 04/21/24 Mon 04/22/24 Tue 04/23/24 Wed 04/24/24
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 77 86 78 86 78 85
Temp 84 79 76 80 84 80 77 82 86 81 78 82 86 81 78 82 85 81
Dewpt 74 73 73 73 75 74 74 74 76 75 74 74 76 75 74 74 75 74
PWind dir NE E E E E E E E E
Wind char GN LT GN LT GN LT GN LT GN
Avg clouds B1 B1 B1 B1 B2 B2 B2 B2 B2 B2 B2 B2 B2 B2 B2 B2 B2 B2
PoP 12hr 50 50 60 60 60 60 60 40 60
Rain shwrs C C C C L L C L L L C L L L C C L L
Tstms S S S S S S S
$$
PRZ002-180800-
Roosevelt Roads Naval Airstation-Ceiba PR
18.25N 65.63W Elev. 39 ft
503 PM AST Wed Apr 17 2024
Date 04/17/24 Thu 04/18/24 Fri 04/19/24 Sat
AST 3hrly 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08
UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12
Min/Max 76 84 76 83 77
Temp 79 78 77 76 80 83 84 82 79 78 76 76 80 82 83 81 79 78 77 77 80
Dewpt 73 73 73 73 74 74 74 74 74 74 73 73 73 74 75 75 74 74 73 72 74
RH 82 85 87 90 82 74 72 77 85 88 90 90 79 77 77 82 85 88 87 85 82
Wind dir N N N N NE NE NE NE NE NE NE NE NE NE NE NE N NE NE NE NE
Wind spd 8 6 5 5 4 5 5 5 5 5 3 2 2 4 4 9 9 9 9 5 8
Clouds B2 B2 SC SC B1 SC SC SC SC SC SC SC SC SC SC SC B2 B2 B2 B2 B1
PoP 12hr 60 40 20 50 50
QPF 12hr 0.26 0.14 0.05 0.14 0.12
Rain shwrs L C C C C C C C S S S S S S C C C C C C C
Tstms S
Heat index 83 85 90 91 88 84 89 90 87 83 85
Max heat 89 85 91 91 84 90 90 85
Date 04/20 Sun 04/21/24 Mon 04/22/24 Tue 04/23/24 Wed 04/24/24
AST 6hrly 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20
UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
Max/Min 83 77 83 78 84 78 84 78 84
Temp 83 79 77 80 83 80 78 81 84 80 78 81 84 80 78 81 84 80
Dewpt 75 74 74 75 76 75 74 75 76 75 75 76 76 75 75 75 76 74
PWind dir NE NE E E E E E E E
Wind char GN LT GN GN GN GN GN GN GN
Avg clouds B1 SC B2 B2 B1 B2 B2 B2 B2 B2 B2 B2 B2 B2 B2 B2 B2 B2
PoP 12hr 50 50 50 60 60 60 60 60 60
Rain shwrs C C C C C C C L L L L L L L L L L L
Tstms S S S S S S S S S S
$$
PRZ007-180800-
Mercedita Airport-Ponce PR
18.02N 66.56W Elev. 26 ft
503 PM AST Wed Apr 17 2024
Date 04/17/24 Thu 04/18/24 Fri 04/19/24 Sat
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 73 86 74 85 73
Temp 78 76 74 74 80 85 86 83 78 76 75 75 80 84 85 82 77 75 74 74 80
Dewpt 70 69 68 68 68 68 70 70 70 69 68 67 68 68 70 70 69 69 69 68 68
RH 76 79 82 82 67 57 59 65 76 79 79 76 67 59 61 67 76 82 84 82 67
Wind dir NE NE NE N NE SE SE E NE N N N NE E SE E NE NE NE NE NE
Wind spd 4 4 4 3 3 9 8 5 3 4 3 3 2 6 6 1 4 5 5 4 3
Clouds SC SC FW FW FW FW SC SC CL FW FW FW CL CL SC SC FW FW FW FW FW
PoP 12hr 20 20 0 20 5
QPF 12hr 0.06 0.08 0 0.06 0
Rain shwrs S S S S S S S
Tstms
Heat index 83 88 91 87 83 87 90 85 82
Max heat 86 83 91 90 83 90 89 82
Date 04/20 Sun 04/21/24 Mon 04/22/24 Tue 04/23/24 Wed 04/24/24
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 74 85 75 86 76 86 76 85
Temp 85 78 75 80 85 79 76 81 86 80 77 82 86 80 77 81 85 81
Dewpt 70 70 69 69 71 72 69 70 72 73 72 71 72 73 72 72 71 71
PWind dir NE NE E NE E E E E E
Wind char LT LT GN LT GN LT GN LT LT
Avg clouds SC B1 SC SC SC SC SC SC B1 B2 B1 B1 B2 B2 B2 B2 B2 B2
PoP 12hr 50 30 30 30 60 60 60 20 60
Rain shwrs C C C C S C C C L L C L L L S S L L
Tstms S S S S S S S
$$
PRZ008-180800-
Rafael Hernandez Airport-Aguadilla PR
18.50N 67.13W Elev. 237 ft
503 PM AST Wed Apr 17 2024
Date 04/17/24 Thu 04/18/24 Fri 04/19/24 Sat
AST 3hrly 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08
UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12
Min/Max 74 82 75 81 75
Temp 77 76 74 74 78 81 82 80 78 76 75 75 78 80 81 79 77 76 75 75 78
Dewpt 72 73 72 72 71 71 72 72 72 72 73 72 70 71 72 72 72 73 73 72 70
RH 85 90 93 93 79 72 72 77 82 87 94 90 76 74 74 79 85 90 94 90 76
Wind dir NE NE NE NE NE NE NE NE NE E E E E NE NE NE NE NE NE E E
Wind spd 12 12 10 10 10 10 11 11 12 10 9 8 9 10 11 13 12 12 11 11 13
Clouds B2 SC SC SC SC SC CL CL SC SC SC SC CL CL SC SC SC SC SC SC FW
PoP 12hr 50 10 10 10 5
QPF 12hr 0.13 0.02 0.02 0.01 0.01
Rain shwrs C C S S S S S S S S S S S S S S S
Tstms S
Heat index 85 87 84 84 85 83
Max heat 83 87 86 85 85
Date 04/20 Sun 04/21/24 Mon 04/22/24 Tue 04/23/24 Wed 04/24/24
AST 6hrly 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20
UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
Max/Min 81 75 82 75 83 76 83 76 82
Temp 81 77 75 79 82 78 75 79 83 79 76 80 83 79 76 79 82 78
Dewpt 72 72 73 71 73 73 74 72 74 74 74 72 74 74 74 72 74 73
PWind dir NE E NE E E E E E E
Wind char BZ GN BZ GN GN LT LT LT LT
Avg clouds SC SC FW FW SC SC SC SC SC B1 SC SC B1 B2 SC SC B1 B2
PoP 12hr 30 5 30 10 50 30 60 20 60
Rain shwrs C C C C S S C C S C L L S S L L
Tstms S S S S
$$
PRZ010-180800-
Eugenio Maria de Hosto Airport-Mayaguez PR
18.27N 67.15W Elev. 28 ft
503 PM AST Wed Apr 17 2024
Date 04/17/24 Thu 04/18/24 Fri 04/19/24 Sat
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 73 87 73 86 74
Temp 78 76 74 74 81 85 87 83 78 76 74 74 80 85 86 83 78 76 75 75 81
Dewpt 74 73 72 71 74 76 77 76 74 74 72 72 73 76 77 77 75 74 72 71 73
RH 88 90 93 90 79 75 72 80 88 94 93 93 79 75 75 82 91 94 90 87 77
Wind dir NE NE NE NE NE NE NE NE NE NE NE NE NE NE N NE NE NE NE NE NE
Wind spd 11 9 9 8 5 4 6 9 10 8 6 5 4 4 9 13 12 11 11 9 10
Clouds SC SC CL CL CL FW FW SC CL FW CL CL FW FW SC SC CL CL CL CL FW
PoP 12hr 20 10 5 20 0
QPF 12hr 0.06 0.02 0 0.07 0
Rain shwrs S S S S S S S
Tstms
Heat index 86 95 98 91 85 94 97 91 85
Max heat 91 86 98 98 85 97 97 85
Date 04/20 Sun 04/21/24 Mon 04/22/24 Tue 04/23/24 Wed 04/24/24
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 86 74 86 74 87 75 87 75 87
Temp 86 78 75 81 86 78 75 81 87 79 76 82 87 79 76 82 87 81
Dewpt 77 74 73 74 78 76 73 75 78 76 74 75 78 76 74 75 78 76
PWind dir NE E E E E E E E NE
Wind char GN GN LT LT LT LT LT LT LT
Avg clouds SC B1 SC SC SC B1 SC SC B1 B1 SC SC B1 B2 SC SC B1 B2
PoP 12hr 60 10 60 20 60 30 60 20 60
Rain shwrs L L S S L L S L L S C L L S S L L
Tstms S S S S S S S S
$$
VIZ001-180800-
CYRIL E. King Airport-St Thomas USVI
18.33N 64.97W Elev. 23 ft
503 PM AST Wed Apr 17 2024
Date 04/17/24 Thu 04/18/24 Fri 04/19/24 Sat
AST 3hrly 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08
UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12
Min/Max 77 83 77 83 77
Temp 79 78 77 77 80 82 83 81 79 78 77 77 80 82 83 81 79 78 77 77 80
Dewpt 74 74 74 74 75 74 75 74 74 75 74 74 75 74 74 74 74 74 74 74 75
RH 85 88 90 90 85 77 77 79 85 91 90 90 85 77 74 79 85 88 90 90 85
Wind dir NE NE NE NE NE NE NE NE NE NE NE NE NE NE NE NE NE NE NE NE NE
Wind spd 10 9 9 8 6 5 5 6 9 10 6 4 3 3 3 10 11 12 13 8 10
Clouds B1 B1 SC SC SC SC SC SC SC SC SC SC SC SC SC SC B1 B1 B1 B1 B1
PoP 12hr 40 30 20 40 40
QPF 12hr 0.20 0.06 0.05 0.16 0.12
Rain shwrs C C S S C S S S S S S S S S C C C C C C C
Tstms S
Heat index 83 85 89 90 87 83 85 89 90 87 83 85
Max heat 87 85 90 90 85 90 89 85
Date 04/20 Sun 04/21/24 Mon 04/22/24 Tue 04/23/24 Wed 04/24/24
AST 6hrly 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20
UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
Max/Min 83 77 83 78 83 78 83 78 83
Temp 83 79 77 80 83 80 78 81 83 80 78 81 83 80 78 81 83 80
Dewpt 75 75 75 75 76 76 75 76 76 76 76 76 76 75 75 75 75 74
PWind dir NE E E E E E E E E
Wind char GN GN GN BZ GN BZ GN BZ GN
Avg clouds B1 SC B2 B2 B2 B2 B2 B2 B2 B2 B2 B2 B2 B2 B2 B2 B2 B2
PoP 12hr 50 50 60 60 60 60 60 60 60
Rain shwrs C C C C L L C L L L L L L L C L L L
Tstms S S S S S S S S
$$
VIZ002-180800-
Henry E. Rohlsen Airport-St Croix USVI
17.70N 64.80W Elev. 74 ft
503 PM AST Wed Apr 17 2024
Date 04/17/24 Thu 04/18/24 Fri 04/19/24 Sat
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 86 77 86 77
Temp 81 79 78 78 82 85 86 83 80 79 78 78 82 85 86 83 80 79 78 78 82
Dewpt 74 73 74 73 74 74 74 74 74 73 73 73 74 74 74 74 74 73 73 72 74
RH 79 82 88 85 77 70 68 74 82 82 85 85 77 70 68 74 82 82 85 82 77
Wind dir NE NE NE NE NE NE NE NE NE NE NE NE NE NE NE NE NE NE NE NE NE
Wind spd 6 6 6 6 5 6 4 5 6 8 5 4 4 4 3 6 9 11 11 6 9
Clouds SC B1 SC SC SC SC FW FW SC SC SC SC B1 B1 SC SC B1 B1 B1 B1 SC
PoP 12hr 40 30 40 40 40
QPF 12hr 0.20 0.05 0.06 0.06 0.11
Rain shwrs S C C S C S S S S S C C S S C C C C C
Heat index 85 88 92 94 90 85 88 92 94 90 85 88
Max heat 91 84 88 94 94 84 88 94 93 84 88
Date 04/20 Sun 04/21/24 Mon 04/22/24 Tue 04/23/24 Wed 04/24/24
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 86 77 87 78 87 78 87 78 87
Temp 86 80 78 83 87 81 79 83 87 81 79 83 87 81 79 83 87 83
Dewpt 74 74 74 75 75 75 75 75 75 75 74 75 75 74 74 75 75 74
PWind dir NE E E E E E E E E
Wind char GN GN GN GN GN GN GN GN GN
Avg clouds SC SC B1 B1 B1 B1 B2 B2 B2 B2 B2 B2 B2 B2 B2 B2 B2 B2
PoP 12hr 40 50 50 50 60 60 60 60 60
Rain shwrs C C C C C C C C C L L L L L L L L L
Tstms S S S S S S S S S
$$