Marine Forecast Matrix
Issued by NWS

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FXPA41 PHFO 210310
MFMN10

MARINE FORECAST MATRICES
NATIONAL WEATHER SERVICE HONOLULU HI
509 PM HST WED AUG 20 2025


THE INFORMATION PRESENTED IN THIS PRODUCT REFLECTS A
FORECAST...RATHER THAN CURRENT INFORMATION. MARINE USERS SEEKING
CURRENT INFORMATION SHOULD CHECK THE LATEST COASTAL WIND AND BUOY
REPORTS.



PHZ180-211400-
BUOY 51101
24.31N 162.08W
509 PM HST WED AUG 20 2025

DATE           08/20/25      THU 08/21/25            FRI 08/22/25            SAT
HST 3HRLY     15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06
UTC 3HRLY     01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16

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         15 15 16 16 16 15 14 13 15 14 14 13 13 12 12 13 14 14 12 11 12
WIND GUST        21 21 22 22 22 21 20 18 21 20 20 18 18 17 17 18 20 20 17 15 17
SIG WAVE HGT      5  5  5  5  5  5  6  6  6  6  6  6  6  6  6  6  5  5  5  5  5



$$

PHZ180-211400-
BUOY 51000
23.54N 153.90W
509 PM HST WED AUG 20 2025

DATE           08/20/25      THU 08/21/25            FRI 08/22/25            SAT
HST 3HRLY     15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06
UTC 3HRLY     01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16

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 14 14 14 15 13 12 14 15 15 15 14 13 12 11 13 14 14 14 14
WIND GUST        20 20 20 20 20 21 18 17 20 21 21 21 20 18 17 15 18 20 20 20 20
SIG WAVE HGT      5  5  5  5  5  5  5  5  5  5  6  6  6  6  6  6  6  6  6  6  6



$$

PHZ180-211400-
BUOY 51004
17.42N 152.51W
509 PM HST WED AUG 20 2025

DATE           08/20/25      THU 08/21/25            FRI 08/22/25            SAT
HST 3HRLY     15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06
UTC 3HRLY     01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16

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         16 16 16 17 17 18 17 17 17 17 18 18 18 17 17 17 18 18 18 18 17
WIND GUST        22 22 22 24 24 25 24 24 24 24 25 25 25 24 24 24 25 25 25 25 24
SIG WAVE HGT      6  6  7  7  7  7  8  8  8  8  8  8  8  8  8  8  8  8  8  8  8



$$

PHZ180-211400-
BUOY 51002
17.17N 157.84W
509 PM HST WED AUG 20 2025

DATE           08/20/25      THU 08/21/25            FRI 08/22/25            SAT
HST 3HRLY     15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06
UTC 3HRLY     01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16

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         16 17 18 17 17 17 17 16 16 17 19 19 18 18 17 18 18 19 19 19 18
WIND GUST        22 24 25 24 24 24 24 22 22 24 27 27 25 25 24 25 25 27 27 27 25
SIG WAVE HGT      7  7  7  7  7  7  7  7  7  7  7  8  8  8  8  8  8  8  8  8  8



$$

PHZ180-211400-
BUOY 51003
19.04N 160.64W
509 PM HST WED AUG 20 2025

DATE           08/20/25      THU 08/21/25            FRI 08/22/25            SAT
HST 3HRLY     15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06
UTC 3HRLY     01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16

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         13 13 14 14 14 16 13 13 13 14 16 14 12 12 13 14 14 14 10 10 11
WIND GUST        18 18 20 20 20 22 18 18 18 20 22 20 17 17 18 20 20 20 14 14 15
SIG WAVE HGT      6  6  6  7  7  7  7  7  7  7  6  6  6  6  6  6  6  7  7  7  7



$$

PHZ180-211400-
KURE ATOLL
28.42N 178.33W
509 PM HST WED AUG 20 2025

DATE           08/20/25      THU 08/21/25            FRI 08/22/25            SAT
HST 3HRLY     15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06
UTC 3HRLY     01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16

WIND DIR          S SE SE SE SE SE SE SE SE SE SE SE SE SE SE SE SE SE SE SE SE
WIND SPD          9  9 13 13 14 14 12 12 11 12 11  9  8  7  7  6  8  7  8  7  5
WIND GUST        13 13 18 18 20 20 17 17 15 17 15 13 11 10 10  8 11 10 11 10  7
SIG WAVE HGT      4  4  4  4  4  4  4  4  4  4  4  4  4  4  4  4  4  4  4  4  4
TSTMS             S  S  S  S              S  S  S  S  S  S  S  S  S  S  S  S  S



$$

PHZ180-211400-
MIDWAY ATOLL
28.22N 177.37W
509 PM HST WED AUG 20 2025

DATE           08/20/25      THU 08/21/25            FRI 08/22/25            SAT
HST 3HRLY     15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06
UTC 3HRLY     01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16

WIND DIR         SE SE SE SE SE SE SE SE SE SE SE SE SE SE SE SE SE  E SE SE SE
WIND SPD          7  8 12 12 12 13 12 11 12 12 10 10  8  8  5  5  8  9 10 10  9
WIND GUST        10 11 17 17 17 18 17 15 17 17 14 14 11 11  7  7 11 13 14 14 13
SIG WAVE HGT      3  3  3  4  4  4  4  4  4  4  4  4  4  4  4  4  4  4  4  4  4
TSTMS                                     S  S  S  S  S  S  S  S  S  S  S  S  S



$$

PHZ180-211400-
LISIANSKI ATOLL
26.08N 174.00W
509 PM HST WED AUG 20 2025

DATE           08/20/25      THU 08/21/25            FRI 08/22/25            SAT
HST 3HRLY     15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06
UTC 3HRLY     01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16

WIND DIR          E  E  E  E  E  E  E  E SE SE SE SE SE SE SE  E  E  E  E  E  E
WIND SPD         10 10 10 10 11 10  9  8  9  9 10 10 11 11 10  8 10 10 12 12 12
WIND GUST        14 14 14 14 15 14 13 11 13 13 14 14 15 15 14 11 14 14 17 17 17
SIG WAVE HGT      4  4  4  4  4  4  4  4  4  4  4  4  4  4  4  4  5  5  5  5  5
TSTMS                         S  S  S  S  S  S  S  S  S  S  S  S  S  S  S  S  S



$$

PHZ180-211400-
PEARL & HERMES ATOLL
27.83N 175.83W
509 PM HST WED AUG 20 2025

DATE           08/20/25      THU 08/21/25            FRI 08/22/25            SAT
HST 3HRLY     15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06
UTC 3HRLY     01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16

WIND DIR         SE SE SE SE SE SE  E  E  E  E SE SE SE SE SE  E SE SE SE SE  E
WIND SPD          9 10 11 11 12 12 11 11  9 10 10 10 11 11  8  6  9 10  9  9 10
WIND GUST        13 14 15 15 17 17 15 15 13 14 14 14 15 15 11  8 13 14 13 13 14
SIG WAVE HGT      3  3  3  3  4  4  4  4  4  4  4  4  4  4  4  4  4  4  4  4  4
TSTMS                                     S  S  S  S  S  S  S  S  S  S  S  S  S



$$

PHZ180-211400-
FRENCH FRIGATE SHOALS
23.86N 166.27W
509 PM HST WED AUG 20 2025

DATE           08/20/25      THU 08/21/25            FRI 08/22/25            SAT
HST 3HRLY     15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06
UTC 3HRLY     01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16

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         11 12 14 14 14 15 14 14 15 15 15 14 13 13 12 12 13 14 12 12 12
WIND GUST        15 17 20 20 20 21 20 20 21 21 21 20 18 18 17 17 18 20 17 17 17
SIG WAVE HGT      5  5  5  5  5  5  5  5  6  6  6  6  6  6  6  6  6  6  6  6  5



$$

PHZ180-211400-
NIHOA
23.06N 161.92W
509 PM HST WED AUG 20 2025

DATE           08/20/25      THU 08/21/25            FRI 08/22/25            SAT
HST 3HRLY     15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06
UTC 3HRLY     01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16

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         15 16 15 15 16 16 15 15 16 15 15 15 15 14 13 13 13 14 13 13 12
WIND GUST        21 22 21 21 22 22 21 21 22 21 21 21 21 20 18 18 18 20 18 18 17
SIG WAVE HGT      5  5  5  6  6  6  6  6  6  6  6  6  6  6  6  6  6  6  5  5  5



$$

PHZ180-211400-
KINGMAN REEF
6.44N 162.34W
509 PM HST WED AUG 20 2025

DATE           08/20/25      THU 08/21/25            FRI 08/22/25            SAT
HST 3HRLY     15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06
UTC 3HRLY     01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16

WIND DIR         SE SE SE SE SE SE SE SE SE SE  E  E  E  E  E  E  E  E  E  E  E
WIND SPD         16 15 15 16 15 15 15 14 13 13 11 11 13 14 14 14 16 16 14 14 13
WIND GUST        22 21 21 22 21 21 21 20 18 18 15 15 18 20 20 20 22 22 20 20 18
SIG WAVE HGT      7  7  7  7  7  7  7  7  7  7  7  6  6  6  6  6  6  6  6  6  6
TSTMS             S  S  S  S  S  S  S  S  S  S  S  S  S  S  S  S  S  S  S  S  S



$$

PHZ180-211400-
JOHNSTON ATOLL
16.74N 169.52W
509 PM HST WED AUG 20 2025

DATE           08/20/25      THU 08/21/25            FRI 08/22/25            SAT
HST 3HRLY     15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06
UTC 3HRLY     01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16

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         16 16 17 17 17 17 16 16 16 16 17 18 17 16 15 14 15 14 13 15 16
WIND GUST        22 22 24 24 24 24 22 22 22 22 24 25 24 22 21 20 21 20 18 21 22
SIG WAVE HGT      6  6  7  7  7  7  8  8  8  8  8  7  7  7  7  7  7  7  6  6  6



$$

PHZ180-211400-
PALMYRA ATOLL
5.92N 162.00W
509 PM HST WED AUG 20 2025

DATE           08/20/25      THU 08/21/25            FRI 08/22/25            SAT
HST 3HRLY     15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06
UTC 3HRLY     01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16

WIND DIR         SE SE SE SE SE SE SE SE SE  E  E  E  E  E  E  E  E  E  E  E  E
WIND SPD         16 16 15 16 16 16 15 14 13 12 12 12 14 15 15 15 16 16 15 14 14
WIND GUST        22 22 21 22 22 22 21 20 18 17 17 17 20 21 21 21 22 22 21 20 20
SIG WAVE HGT      7  7  7  7  7  7  7  7  7  7  6  6  6  6  6  6  6  6  7  7  6
TSTMS             S  S  S  S              S  S  S  S  S  S  S  S  S  S  S  S  S



$$

PHZ180-211400-
CHRISTMAS ISLAND
2.1N 157.8W
509 PM HST WED AUG 20 2025

DATE           08/20/25      THU 08/21/25            FRI 08/22/25            SAT
HST 3HRLY     15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06
UTC 3HRLY     01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16

WIND DIR         SE SE SE SE SE SE SE SE SE SE  E  E  E  E  E  E  E  E  E  E  E
WIND SPD         14 15 16 14 17 17 16 15 16 17 16 16 16 16 16 16 17 17 18 18 18
WIND GUST        20 21 22 20 24 24 22 21 22 24 22 22 22 22 22 22 24 24 25 25 25
SIG WAVE HGT      7  7  7  7  7  7  7  7  7  7  7  7  7  7  7  7  7  7  8  8  8
TSTMS                                                 S  S  S  S



$$

PHZ180-211400-
FANNING ISLAND
5.92N 162.00W
509 PM HST WED AUG 20 2025

DATE           08/20/25      THU 08/21/25            FRI 08/22/25            SAT
HST 3HRLY     15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06
UTC 3HRLY     01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16

WIND DIR         SE SE SE SE SE SE SE SE SE  E  E  E  E  E  E  E  E  E  E  E  E
WIND SPD         14 14 16 15 15 15 15 14 13 14 14 14 15 16 16 16 16 17 16 16 17
WIND GUST        20 20 22 21 21 21 21 20 18 20 20 20 21 22 22 22 22 24 22 22 24
SIG WAVE HGT      7  7  7  7  7  7  7  7  7  7  7  7  7  7  7  7  7  7  7  7  7
TSTMS                                                 S  S  S  S



$$

PHZ180-211400-
MARO REEF
25.33N 170.5W
509 PM HST WED AUG 20 2025

DATE           08/20/25      THU 08/21/25            FRI 08/22/25            SAT
HST 3HRLY     15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06
UTC 3HRLY     01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16

WIND DIR          E  E SE SE SE SE SE SE  E  E  E  E  E  E  E  E  E  E  E  E  E
WIND SPD          9  9 10 11 12 12 12 11 12 13 14 13 14 14 13 12 13 13 13 12 11
WIND GUST        13 13 14 15 17 17 17 15 17 18 20 18 20 20 18 17 18 18 18 17 15
SIG WAVE HGT      4  4  4  4  4  4  4  4  5  5  5  5  5  5  5  5  5  5  5  5  5
TSTMS                                                 S  S  S  S  S  S  S  S



$$