EXTRA-TROPICAL  STORM  SURGE
N A T I O N A L    O C E A N I C    A N D    A T M O S P H E R I C    A D M I N I S T R A T I O N

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Manual
Datum
hat-on
mhhw-on
msl-on
mllw-on
Regions
Northeast
Mid-Atlantic
Southeast
Gulf
Northwest
Alaska
Gulf of Alaska
Status
Stations
Port Heiden, AK
Egegik, AK
Naknek, AK
Clark's Pt, AK
Goodnews Bay
Quinhagak, AK
Kuskokwak, AK
Eek, Apokak, AK
Popokamute, AK
Scammon Bay AK
St. Lawrence, AK
Kwikluak, AK
Kawanak, AK
Apoon, Yukon, AK
St. Michaels, AK
Golovin, AK
Nome, AK
Port Clarence, AK
Kotzebue, AK
Pt. Barrow, AK
Prudhoe Bay, AK
St. Paul Island AK
Surge List
Norton Sound
Arctic Alaska
#Friday Harbor, WA : 01/21/2026 13:23:21 GMT (units in feet MHHW)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
01/19 18Z,  -0.20,  -0.45,  -0.69,  99.90,  -0.04,
01/19 19Z,  -0.20,  -0.83,  -1.04,  99.90,  -0.01,
01/19 20Z,  -0.20,  -0.96,  -1.16,  99.90,  -0.00,  (min)
01/19 21Z,  -0.20,  -0.89,  -1.13,  99.90,  -0.04,
01/19 22Z,  -0.20,  -0.76,  -0.96,  99.90,   0.00,
01/19 23Z,  -0.20,  -0.71,  -0.80,  99.90,   0.11,  (max)
01/20 00Z,  -0.20,  -0.86,  -0.91,  99.90,   0.15,
01/20 01Z,  -0.10,  -1.35,  -1.49,  99.90,  -0.04,
01/20 02Z,  -0.10,  -2.30,  -2.42,  99.90,  -0.02,
01/20 03Z,  -0.10,  -3.70,  -3.80,  99.90,   0.00,
01/20 04Z,  -0.10,  -5.40,  -5.64,  99.90,  -0.14,
01/20 05Z,  -0.10,  -7.08,  -7.40,  99.90,  -0.22,
01/20 06Z,   0.00,  -8.33,  -8.83,  99.90,  -0.50,
01/20 07Z,   0.00,  -8.87,  -9.34,  99.90,  -0.47,  (min)
01/20 08Z,   0.00,  -8.59,  -8.97,  99.90,  -0.38,
01/20 09Z,   0.00,  -7.58,  -8.17,  99.90,  -0.59,
01/20 10Z,   0.00,  -6.06,  -6.64,  99.90,  -0.58,
01/20 11Z,   0.00,  -4.28,  -4.81,  99.90,  -0.53,
01/20 12Z,  -0.10,  -2.49,  -3.10,  99.90,  -0.51,
01/20 13Z,   0.00,  -0.90,  -1.48,  99.90,  -0.58,
01/20 14Z,   0.00,   0.26,  -0.26,  99.90,  -0.52,
01/20 15Z,  -0.10,   0.82,   0.33,  99.90,  -0.39,
01/20 16Z,  -0.10,   0.77,   0.33,  99.90,  -0.34,  (max)
01/20 17Z,  -0.10,   0.24,  -0.10,  99.90,  -0.24,
01/20 18Z,  -0.10,  -0.48,  -0.71,  99.90,  -0.13,
01/20 19Z,  -0.20,  -1.10,  -1.26,  99.90,   0.04,
01/20 20Z,  -0.20,  -1.44,  -1.60,  99.90,   0.04,
01/20 21Z,  -0.20,  -1.49,  -1.62,  99.90,   0.07,  (min)
01/20 22Z,  -0.20,  -1.34,  -1.49,  99.90,   0.05,
01/20 23Z,  -0.20,  -1.16,  -1.21,  99.90,   0.15,
01/21 00Z,  -0.20,  -1.08,  -1.06,  99.90,   0.22,  (max)
01/21 01Z,  -0.10,  -1.27,  -1.29,  99.90,   0.08,
01/21 02Z,  -0.10,  -1.83,  -1.91,  99.90,   0.02,
01/21 03Z,  -0.10,  -2.86,  -2.92,  99.90,   0.04,
01/21 04Z,  -0.20,  -4.30,  -4.35,  99.90,   0.15,
01/21 05Z,  -0.10,  -5.93,  -6.12,  99.90,  -0.09,
01/21 06Z,   0.00,  -7.39,  -7.76,  99.90,  -0.37,
01/21 07Z,   0.00,  -8.32,  -8.80,  99.90,  -0.48,
01/21 08Z,   0.00,  -8.48,  -8.85,  99.90,  -0.37,  (min)
01/21 09Z,   0.00,  -7.84,  -8.34,  99.90,  -0.50,
01/21 10Z,   0.00,  -6.56,  -7.17,  99.90,  -0.61,
01/21 11Z,   0.00,  -4.89,  -5.54,  99.90,  -0.65,
01/21 12Z,   0.00,  -3.08,  -3.76,  99.90,  -0.68,
01/21 13Z,   0.00,  -1.40,  -2.09,  99.90,  -0.69,
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
01/21 14Z,   0.00,  -0.06,  99.90,  -0.71,  -0.65,
01/21 15Z,   0.00,   0.73,  99.90,   0.12,  -0.62,
01/21 16Z,   0.00,   0.87,  99.90,   0.30,  -0.58,  (max)
01/21 17Z,   0.00,   0.42,  99.90,  -0.12,  -0.54,
01/21 18Z,   0.00,  -0.40,  99.90,  -0.89,  -0.50,
01/21 19Z,   0.00,  -1.27,  99.90,  -1.72,  -0.46,
01/21 20Z,   0.00,  -1.91,  99.90,  -2.33,  -0.42,
01/21 21Z,   0.00,  -2.20,  99.90,  -2.58,  -0.38,  (min)
01/21 22Z,   0.00,  -2.16,  99.90,  -2.50,  -0.34,
01/21 23Z,   0.00,  -1.93,  99.90,  -2.23,  -0.30,
01/22 00Z,   0.00,  -1.68,  99.90,  -1.94,  -0.26,
01/22 01Z,   0.00,  -1.57,  99.90,  -1.79,  -0.22,  (max)
01/22 02Z,   0.00,  -1.75,  99.90,  -1.97,  -0.22,
01/22 03Z,   0.10,  -2.33,  99.90,  -2.45,  -0.22,
01/22 04Z,   0.00,  -3.35,  99.90,  -3.57,  -0.22,
01/22 05Z,   0.00,  -4.70,  99.90,  -4.92,  -0.22,
01/22 06Z,   0.00,  -6.13,  99.90,  -6.35,  -0.22,
01/22 07Z,   0.00,  -7.28,  99.90,  -7.50,  -0.22,
01/22 08Z,   0.00,  -7.84,  99.90,  -8.06,  -0.22,  (min)
01/22 09Z,   0.00,  -7.64,  99.90,  -7.86,  -0.22,
01/22 10Z,   0.00,  -6.72,  99.90,  -6.94,  -0.22,
01/22 11Z,   0.10,  -5.28,  99.90,  -5.40,  -0.22,
01/22 12Z,   0.00,  -3.58,  99.90,  -3.80,  -0.22,
01/22 13Z,   0.00,  -1.88,  99.90,  -2.10,  -0.22,
01/22 14Z,   0.00,  -0.43,  99.90,  -0.65,  -0.22,
01/22 15Z,   0.00,   0.55,  99.90,   0.33,  -0.22,
01/22 16Z,   0.00,   0.90,  99.90,   0.68,  -0.22,  (max)
01/22 17Z,   0.00,   0.60,  99.90,   0.38,  -0.22,
01/22 18Z,   0.00,  -0.23,  99.90,  -0.45,  -0.22,
01/22 19Z,   0.00,  -1.29,  99.90,  -1.51,  -0.22,
01/22 20Z,   0.00,  -2.26,  99.90,  -2.48,  -0.22,
01/22 21Z,   0.00,  -2.90,  99.90,  -3.12,  -0.22,
01/22 22Z,   0.00,  -3.12,  99.90,  -3.34,  -0.22,  (min)
01/22 23Z,   0.00,  -2.99,  99.90,  -3.21,  -0.22,
01/23 00Z,   0.00,  -2.66,  99.90,  -2.88,  -0.22,
01/23 01Z,   0.00,  -2.31,  99.90,  -2.53,  -0.22,
01/23 02Z,   0.00,  -2.12,  99.90,  -2.34,  -0.22,  (max)
01/23 03Z,   0.10,  -2.23,  99.90,  -2.35,  -0.22,
01/23 04Z,   0.00,  -2.73,  99.90,  -2.95,  -0.22,
01/23 05Z,   0.00,  -3.62,  99.90,  -3.84,  -0.22,
01/23 06Z,   0.00,  -4.77,  99.90,  -4.99,  -0.22,
01/23 07Z,   0.00,  -5.89,  99.90,  -6.11,  -0.22,
01/23 08Z,   0.00,  -6.68,  99.90,  -6.90,  -0.22,
01/23 09Z,   0.00,  -6.89,  99.90,  -7.10,  -0.22,  (min)
01/23 10Z,   0.00,  -6.41,  99.90,  -6.63,  -0.22,
01/23 11Z,   0.00,  -5.34,  99.90,  -5.56,  -0.22,
01/23 12Z,   0.00,  -3.87,  99.90,  -4.09,  -0.22,
01/23 13Z,   0.00,  -2.28,  99.90,  -2.50,  -0.22,
01/23 14Z,   0.00,  -0.82,  99.90,  -1.04,  -0.22,
01/23 15Z,   0.00,   0.28,  99.90,   0.06,  -0.22,
01/23 16Z,   0.00,   0.83,  99.90,   0.61,  -0.22,  (max)
01/23 17Z,   0.00,   0.71,  99.90,   0.50,  -0.22,
01/23 18Z,   0.00,  -0.01,  99.90,  -0.23,  -0.22,
01/23 19Z,   0.00,  -1.15,  99.90,  -1.37,  -0.22,
01/23 20Z,   0.00,  -2.39,  99.90,  -2.61,  -0.22,
01/23 21Z,  -0.10,  -3.42,  99.90,  -3.74,  -0.22,
01/23 22Z,  -0.10,  -4.03,  99.90,  -4.35,  -0.22,
01/23 23Z,   0.00,  -4.17,  99.90,  -4.39,  -0.22,  (min)
01/24 00Z,  -0.10,  -3.92,  99.90,  -4.24,  -0.22,
01/24 01Z,  -0.10,  -3.47,  99.90,  -3.79,  -0.22,
01/24 02Z,   0.00,  -2.98,  99.90,  -3.20,  -0.22,
01/24 03Z,   0.00,  -2.65,  99.90,  -2.87,  -0.22,
01/24 04Z,   0.00,  -2.61,  99.90,  -2.83,  -0.22,  (max)
01/24 05Z,  -0.10,  -2.93,  99.90,  -3.24,  -0.22,
01/24 06Z,  -0.10,  -3.58,  99.90,  -3.90,  -0.22,
01/24 07Z,   0.00,  -4.41,  99.90,  -4.63,  -0.22,
01/24 08Z,  -0.10,  -5.18,  99.90,  -5.50,  -0.22,
01/24 09Z,  -0.10,  -5.62,  99.90,  -5.94,  -0.22,  (min)
01/24 10Z,  -0.10,  -5.55,  99.90,  -5.87,  -0.22,
01/24 11Z,   0.00,  -4.92,  99.90,  -5.14,  -0.22,
01/24 12Z,  -0.10,  -3.84,  99.90,  -4.16,  -0.22,
01/24 13Z,  -0.10,  -2.50,  99.90,  -2.81,  -0.22,
01/24 14Z,  -0.10,  -1.14,  99.90,  -1.46,  -0.22,
01/24 15Z,   0.00,  -0.02,  99.90,  -0.24,  -0.22,
01/24 16Z,   0.00,   0.66,  99.90,   0.44,  -0.22,  (max)
01/24 17Z,  -0.10,   0.75,  99.90,   0.43,  -0.22,
01/24 18Z,  -0.10,   0.21,  99.90,  -0.11,  -0.22,
01/24 19Z,   0.00,  -0.87,  99.90,  -1.09,  -0.22,
01/24 20Z,   0.00,  -2.25,  99.90,  -2.47,  -0.22,
01/24 21Z,  -0.10,  -3.62,  99.90,  -3.94,  -0.22,
01/24 22Z,  -0.10,  -4.68,  99.90,  -5.00,  -0.22,
01/24 23Z,   0.00,  -5.25,  99.90,  -5.46,  -0.22,
01/25 00Z,   0.00,  -5.29,  99.90,  -5.51,  -0.22,  (min)
01/25 01Z,   0.00,  -4.91,  99.90,  -5.13,  -0.22,
01/25 02Z,   0.00,  -4.29,  99.90,  -4.51,  -0.22,
01/25 03Z,   0.00,  -3.63,  99.90,  -3.85,  -0.22,
01/25 04Z,   0.00,  -3.09,  99.90,  -3.31,  -0.22,
01/25 05Z,   0.00,  -2.81,  99.90,  -3.03,  -0.22,  (max)
01/25 06Z,   0.00,  -2.86,  99.90,  -3.07,  -0.22,