981
FOCA52 TJSJ 170903
PFMSJU
POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE SAN JUAN PR
503 AM AST FRI OCT 17 2025
PRZ001-172000-
LUIS MUNOZ MARIN INTERNATIONAL AIRPORT-SAN JUAN
18.43N 66.00W ELEV. 9 FT
503 AM AST FRI OCT 17 2025
DATE FRI 10/17/25 SAT 10/18/25 SUN 10/19/25
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 79 87
TEMP 84 89 90 85 82 81 80 79 85 89 90 85 82 81 80 79 83 86 87 83 81
DEWPT 75 74 75 76 75 75 75 74 75 76 77 76 76 76 75 75 76 76 75 75 75
RH 74 61 62 75 79 82 85 85 72 66 66 75 82 85 85 88 80 72 68 77 82
WIND DIR S SW NW N NE SE S S S SE E E E SE SE SE E E E E E
WIND SPD 4 4 3 2 2 4 4 3 3 4 6 3 5 4 5 6 8 13 14 11 9
CLOUDS SC SC OV B1 SC SC SC SC SC SC B1 B2 B2 B2 B2 B2 SC SC SC SC SC
POP 12HR 90 30 50 50 20
QPF 12HR 1.31 0.14 0.37 0.09 0.05
RAIN SHWRS S S D C C C S C S C C C C C C C S S S S S
TSTMS S S S S S S
HEAT INDEX 92 98 97 94 89 86 84 94100102 94 90 87 85 92 97 96 91 88
MAX HEAT 92 98 97 88 94 102 101 89 92 97 96
DATE MON 10/20/25 TUE 10/21/25 WED 10/22/25 THU 10/23/25
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 78 89 77 88
TEMP 80 85 90 82 80 85 90 82 79 84 89 81 78 83 88 80
DEWPT 75 75 76 76 74 75 75 74 74 74 75 74 74 75 75 74
PWIND DIR E E E E E E E E
WIND CHAR GN GN GN BZ GN GN GN BZ
AVG CLOUDS SC SC B1 B1 FW FW FW FW CL FW SC SC SC SC SC SC
POP 12HR 30 50 5 5 10 10 20 30
RAIN SHWRS S C C C S S S S S S S S C
PRZ002-172000-
ROOSEVELT ROADS NAVAL AIRSTATION-CEIBA PR
18.25N 65.63W ELEV. 39 FT
503 AM AST FRI OCT 17 2025
DATE FRI 10/17/25 SAT 10/18/25 SUN 10/19/25
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 87 76 87 78 86
TEMP 82 86 87 82 79 78 77 76 82 86 87 83 81 80 79 78 82 85 86 83 81
DEWPT 77 78 78 77 76 75 75 75 78 77 77 77 77 76 76 76 78 78 76 76 76
RH 85 77 75 85 91 91 94 97 88 75 72 82 88 88 91 94 88 80 72 80 85
WIND DIR SW S S SW SW SW S S S S S S SE E E E E E E E E
WIND SPD 8 11 12 11 6 3 4 4 5 8 9 6 4 4 6 8 11 13 11 10 10
CLOUDS SC SC B2 SC B1 SC B1 B1 SC SC SC SC B2 B2 B2 B2 SC SC SC SC SC
POP 12HR 60 40 50 50 30
QPF 12HR 0.29 0.18 0.15 0.09 0.06
RAIN SHWRS S S L C C C C C C C C C C C C C C C S S C
TSTMS S S S S S S
HEAT INDEX 90 99 95 89 84 91 98 98 91 87 84 91 97 96 91 88
MAX HEAT 90 99 94 91 99 97 86 91 97 95
DATE MON 10/20/25 TUE 10/21/25 WED 10/22/25 THU 10/23/25
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 88 78 88 78 87 77 87
TEMP 79 84 88 81 79 84 88 81 79 83 87 80 78 83 87 79
DEWPT 76 78 78 76 75 77 76 75 75 76 76 76 75 77 77 76
PWIND DIR E E E E E E E SE
WIND CHAR GN GN GN BZ GN BZ BZ BZ
AVG CLOUDS SC B1 SC SC SC SC FW FW CL FW SC SC SC SC SC B1
POP 12HR 40 40 20 10 20 20 30 40
RAIN SHWRS C C C S S S S S S S S C C C
PRZ007-172000-
MERCEDITA AIRPORT-PONCE PR
18.02N 66.56W ELEV. 26 FT
503 AM AST FRI OCT 17 2025
DATE FRI 10/17/25 SAT 10/18/25 SUN 10/19/25
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 88 76 88 77 88
TEMP 83 87 88 82 80 78 77 76 83 87 88 83 80 79 78 77 83 87 88 83 80
DEWPT 74 73 73 73 73 73 73 72 74 74 74 74 74 73 73 72 73 73 71 72 70
RH 74 63 61 74 79 85 87 87 74 65 63 74 82 82 85 85 72 63 57 70 72
WIND DIR NW S SW SW N N N N E SE S SE E NE E E E E SE E NE
WIND SPD 2 10 11 6 1 1 2 3 3 5 6 5 4 3 4 4 6 12 11 10 6
CLOUDS B2 SC B2 B1 B1 B1 B2 B1 B1 B2 SC B1 SC SC SC SC SC SC SC SC SC
POP 12HR 60 50 50 20 20
QPF 12HR 0.26 0.22 0.20 0.04 0.06
RAIN SHWRS L C L C C C C C C C C C S S S S S S S S S
TSTMS S S S S S S
HEAT INDEX 89 95 91 88 83 89 95 96 89 85 89 94 94 88 84
MAX HEAT 89 95 91 89 97 95 84 89 95 93
DATE MON 10/20/25 TUE 10/21/25 WED 10/22/25 THU 10/23/25
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 77 90 77 90 77 89 77 88
TEMP 78 84 90 81 78 84 90 81 78 84 89 81 78 83 88 80
DEWPT 71 71 72 72 71 71 70 71 70 70 73 71 72 73 73 73
PWIND DIR NE E E E E E E E
WIND CHAR LT GN LT GN LT GN LT BZ
AVG CLOUDS SC SC SC FW CL CL FW SC SC FW FW FW FW FW SC B1
POP 12HR 10 10 0 10 5 10 20 40
RAIN SHWRS S S S S S S S S S S S C C
PRZ008-172000-
RAFAEL HERNANDEZ AIRPORT-AGUADILLA PR
18.50N 67.13W ELEV. 237 FT
503 AM AST FRI OCT 17 2025
DATE FRI 10/17/25 SAT 10/18/25 SUN 10/19/25
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 87 76 85 75 84
TEMP 82 86 87 82 79 78 77 76 81 84 85 80 78 77 76 75 80 83 84 80 78
DEWPT 76 77 77 75 75 75 73 72 75 76 76 75 75 75 74 72 75 76 77 76 76
RH 82 75 72 79 88 91 87 87 82 77 75 85 91 94 94 90 85 80 80 88 94
WIND DIR SW SW SW SW S S S S SE NW NE NE E E E E E E NE E E
WIND SPD 9 12 14 12 9 6 6 5 5 2 4 3 8 6 6 5 6 5 10 11 14
CLOUDS B2 SC B1 SC B2 SC SC B1 SC SC B1 B2 B1 B1 B1 B1 SC SC SC SC SC
POP 12HR 60 60 60 40 30
QPF 12HR 0.20 0.16 0.69 0.07 0.07
RAIN SHWRS C S C C L C S C C S C L C C C C S S C C S
TSTMS S S S S
HEAT INDEX 89 97 94 88 83 87 93 94 85 85 92 93 86
MAX HEAT 89 97 92 87 95 93 85 93 92
DATE MON 10/20/25 TUE 10/21/25 WED 10/22/25 THU 10/23/25
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 88 76 88 75 87 75 86
TEMP 77 83 88 80 77 83 88 79 76 82 87 79 76 81 86 78
DEWPT 73 75 77 75 74 75 76 74 73 74 75 74 73 74 76 74
PWIND DIR E E E E E E E E
WIND CHAR GN BZ GN BZ GN BZ BZ BZ
AVG CLOUDS SC SC SC B1 CL CL SC SC CL CL FW SC FW FW SC B1
POP 12HR 10 60 0 50 0 40 10 60
RAIN SHWRS S S L L C C C C S L L
TSTMS S S
PRZ010-172000-
EUGENIO MARIA DE HOSTO AIRPORT-MAYAGUEZ PR
18.27N 67.15W ELEV. 28 FT
503 AM AST FRI OCT 17 2025
DATE FRI 10/17/25 SAT 10/18/25 SUN 10/19/25
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 90
TEMP 84 89 90 83 80 78 76 75 84 90 91 83 80 78 76 75 83 89 90 82 79
DEWPT 77 79 79 77 76 75 75 74 77 79 79 77 76 76 74 74 76 78 78 77 77
RH 80 73 70 82 88 91 97 97 80 70 68 82 88 94 94 97 80 70 68 85 94
WIND DIR S SW SW SW S E SE S E S SW E E E E E E E N NE E
WIND SPD 8 10 11 9 5 4 5 5 6 6 8 4 6 5 5 4 4 2 5 6 3
CLOUDS B2 SC B2 SC SC SC SC B1 B1 SC B2 OV SC SC SC SC SC SC B2 B2 SC
POP 12HR 60 40 70 30 50
QPF 12HR 0.23 0.15 1.03 0.05 1.27
RAIN SHWRS L C C S C S S C C C C L C C C C S S C C S
TSTMS S S S S S S S S
HEAT INDEX 94104102 92 84 94105107 92 85 92102104 90
MAX HEAT 94 104 99 94 108 105 92 105 102
DATE MON 10/20/25 TUE 10/21/25 WED 10/22/25 THU 10/23/25
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 74 93 75 93 74 92 75 91
TEMP 75 85 93 80 76 85 93 80 75 84 92 80 76 84 91 79
DEWPT 74 76 78 76 74 75 77 75 73 75 77 75 73 75 77 75
PWIND DIR E E E E E E E E
WIND CHAR LT LT LT LT LT LT LT GN
AVG CLOUDS SC SC SC B1 CL CL SC B1 FW FW SC B1 FW FW SC B1
POP 12HR 10 60 0 50 5 50 10 60
RAIN SHWRS S S L L C C S S C C S L L
TSTMS S S
VIZ001-172000-
CYRIL E. KING AIRPORT-ST THOMAS USVI
18.33N 64.97W ELEV. 23 FT
503 AM AST FRI OCT 17 2025
DATE FRI 10/17/25 SAT 10/18/25 SUN 10/19/25
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 80 90 80 87
TEMP 86 89 90 85 83 82 81 80 86 89 90 85 83 82 81 80 84 86 87 85 84
DEWPT 78 79 78 78 77 78 77 77 78 79 77 77 77 78 77 77 78 78 77 77 77
RH 77 73 68 80 82 88 88 91 77 73 66 77 82 88 88 91 82 77 72 77 80
WIND DIR S SW SW SW SW SW S S S S S SE E E E E E E E E E
WIND SPD 14 14 17 16 13 10 9 9 9 10 9 5 6 10 11 13 18 17 14 13 17
CLOUDS OV B2 B2 B1 B2 B1 SC B2 B2 B1 B1 SC B2 B2 B2 B2 SC SC SC SC SC
POP 12HR 70 60 50 50 30
QPF 12HR 0.32 0.22 0.20 0.09 0.05
RAIN SHWRS L C C C L C C C C C C C C C C C S S S S C
TSTMS S S S S S S S S S S
HEAT INDEX 99105101 97 92 91 88 87 98104103 96 92 90 88 87 94 99 99 95 93
MAX HEAT 99 105 100 91 98 104 102 91 94 99 98
DATE MON 10/20/25 TUE 10/21/25 WED 10/22/25 THU 10/23/25
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 82 89 81 90 81 89 80 88
TEMP 82 86 89 83 82 86 90 84 82 85 89 83 81 84 88 82
DEWPT 77 78 78 77 77 77 76 75 76 76 77 76 77 77 77 77
PWIND DIR E E E E E E E E
WIND CHAR BZ BZ BZ BZ BZ BZ BZ WY
AVG CLOUDS SC B1 SC FW SC SC SC SC SC SC SC SC SC SC SC SC
POP 12HR 40 40 10 20 20 20 20 30
RAIN SHWRS C C C S S S S S S S S S S S S C
VIZ002-172000-
HENRY E. ROHLSEN AIRPORT-ST CROIX USVI
17.70N 64.80W ELEV. 74 FT
503 AM AST FRI OCT 17 2025
DATE FRI 10/17/25 SAT 10/18/25 SUN 10/19/25
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 87 80 89 79 86
TEMP 83 86 87 84 82 81 80 80 85 88 89 84 82 81 80 79 83 85 86 82 80
DEWPT 77 78 78 77 77 77 76 76 78 77 77 77 76 76 76 76 76 76 76 76 77
RH 82 77 75 80 85 88 88 88 80 70 68 80 82 85 88 91 80 75 72 82 91
WIND DIR S S SW S S SW S S S S SE SE E E E E E E E E E
WIND SPD 10 16 14 12 10 8 5 6 9 10 10 6 8 10 11 12 16 16 13 13 16
CLOUDS OV B2 B1 B1 B2 B1 B2 B1 B2 B2 B1 SC SC SC SC SC SC SC SC SC B1
POP 12HR 70 50 50 20 40
QPF 12HR 0.32 0.23 0.20 0.04 0.06
RAIN SHWRS L L C C C C C C C C C C S S S S S S S S C
TSTMS S S S S S S S
HEAT INDEX 91 99 95 93 90 88 86 86 96101102 94 90 87 85 91 95 95 89 87
MAX HEAT 91 99 95 89 96 102 100 89 91 96 95
DATE MON 10/20/25 TUE 10/21/25 WED 10/22/25 THU 10/23/25
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 88 78 89 78 87 76 87
TEMP 79 84 88 81 79 84 89 81 79 83 87 79 77 82 87 79
DEWPT 77 77 78 76 76 77 76 75 75 76 76 76 76 77 77 76
PWIND DIR E E E E E E E SE
WIND CHAR BZ BZ BZ BZ BZ BZ BZ WY
AVG CLOUDS B1 B1 SC FW SC SC SC FW SC SC SC FW SC SC SC B1
POP 12HR 40 30 20 20 20 20 20 50
RAIN SHWRS C C C S S S S S S S S S S S C C
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