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
#Port Heiden, AK : 04/22/2025 23:21:19 GMT (units in feet MSL)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
04/21 06Z,   0.10,   0.12,  99.90,   0.22,   0.00,
04/21 07Z,   0.00,  -0.79,  99.90,  -0.79,   0.00,
04/21 08Z,   0.00,  -2.27,  99.90,  -2.27,   0.00,
04/21 09Z,   0.10,  -4.04,  99.90,  -3.94,   0.00,
04/21 10Z,   0.10,  -5.57,  99.90,  -5.47,   0.00,
04/21 11Z,   0.10,  -6.10,  99.90,  -6.00,   0.00,  (min)
04/21 12Z,   0.00,  -4.86,  99.90,  -4.86,   0.00,
04/21 13Z,   0.00,  -2.10,  99.90,  -2.10,   0.00,
04/21 14Z,   0.00,   0.90,  99.90,   0.90,   0.00,
04/21 15Z,   0.00,   3.01,  99.90,   3.01,   0.00,
04/21 16Z,   0.00,   4.08,  99.90,   4.08,   0.00,
04/21 17Z,   0.00,   4.46,  99.90,   4.46,   0.00,
04/21 18Z,   0.00,   4.50,  99.90,   4.50,   0.00,  (max)
04/21 19Z,   0.00,   4.40,  99.90,   4.40,   0.00,
04/21 20Z,   0.10,   3.92,  99.90,   4.02,   0.00,
04/21 21Z,   0.10,   2.89,  99.90,   2.99,   0.00,
04/21 22Z,   0.30,   1.36,  99.90,   1.66,   0.00,
04/21 23Z,   0.50,  -0.23,  99.90,   0.27,   0.00,
04/22 00Z,   0.60,  -1.09,  99.90,  -0.49,   0.00,  (min)
04/22 01Z,   0.80,  -0.70,  99.90,   0.10,   0.00,
04/22 02Z,   0.90,   0.30,  99.90,   1.20,   0.00,
04/22 03Z,   1.00,   0.92,  99.90,   1.92,   0.00,
04/22 04Z,   1.00,   0.97,  99.90,   1.97,   0.00,  (max)
04/22 05Z,   1.00,   0.90,  99.90,   1.90,   0.00,
04/22 06Z,   0.80,   0.80,  99.90,   1.60,   0.00,
04/22 07Z,   0.70,   0.34,  99.90,   1.04,   0.00,
04/22 08Z,   0.60,  -0.72,  99.90,  -0.12,   0.00,
04/22 09Z,   0.60,  -2.34,  99.90,  -1.74,   0.00,
04/22 10Z,   0.50,  -4.18,  99.90,  -3.68,   0.00,
04/22 11Z,   0.40,  -5.64,  99.90,  -5.24,   0.00,
04/22 12Z,   0.30,  -5.88,  99.90,  -5.58,   0.00,  (min)
04/22 13Z,   0.20,  -4.27,  99.90,  -4.07,   0.00,
04/22 14Z,   0.20,  -1.32,  99.90,  -1.12,   0.00,
04/22 15Z,   0.10,   1.55,  99.90,   1.65,   0.00,
04/22 16Z,   0.10,   3.40,  99.90,   3.50,   0.00,
04/22 17Z,   0.10,   4.24,  99.90,   4.34,   0.00,
04/22 18Z,   0.00,   4.48,  99.90,   4.48,   0.00,  (max)
04/22 19Z,   0.00,   4.46,  99.90,   4.46,   0.00,
04/22 20Z,   0.00,   4.19,  99.90,   4.19,   0.00,
04/22 21Z,   0.00,   3.39,  99.90,   3.39,   0.00,
04/22 22Z,   0.10,   1.97,  99.90,   2.07,   0.00,
04/22 23Z,   0.10,   0.16,  99.90,   0.26,   0.00,
04/23 00Z,   0.20,  -1.45,  99.90,  -1.25,   0.00,
04/23 01Z,   0.20,  -2.00,  99.90,  -1.80,   0.00,  (min)
04/23 02Z,   0.20,  -1.14,  99.90,  -0.94,   0.00,
04/23 03Z,   0.20,   0.28,  99.90,   0.48,   0.00,
04/23 04Z,   0.10,   1.16,  99.90,   1.26,   0.00,
04/23 05Z,   0.10,   1.37,  99.90,   1.47,   0.00,  (max)
04/23 06Z,   0.00,   1.36,  99.90,   1.36,   0.00,
04/23 07Z,   0.00,   1.25,  99.90,   1.25,   0.00,
04/23 08Z,   0.00,   0.75,  99.90,   0.75,   0.00,
04/23 09Z,   0.00,  -0.39,  99.90,  -0.39,   0.00,
04/23 10Z,  -0.10,  -2.09,  99.90,  -2.19,   0.00,
04/23 11Z,  -0.10,  -3.98,  99.90,  -4.08,   0.00,
04/23 12Z,  -0.10,  -5.38,  99.90,  -5.48,   0.00,
04/23 13Z,  -0.20,  -5.41,  99.90,  -5.61,   0.00,  (min)
04/23 14Z,  -0.20,  -3.56,  99.90,  -3.76,   0.00,
04/23 15Z,  -0.20,  -0.57,  99.90,  -0.77,   0.00,
04/23 16Z,  -0.10,   2.09,  99.90,   1.99,   0.00,
04/23 17Z,  -0.10,   3.64,  99.90,   3.54,   0.00,
04/23 18Z,   0.00,   4.27,  99.90,   4.27,   0.00,
04/23 19Z,   0.00,   4.39,  99.90,   4.39,   0.00,  (max)
04/23 20Z,   0.00,   4.27,  99.90,   4.27,   0.00,
04/23 21Z,   0.00,   3.73,  99.90,   3.73,   0.00,
04/23 22Z,   0.00,   2.52,  99.90,   2.52,   0.00,
04/23 23Z,   0.00,   0.68,  99.90,   0.68,   0.00,
04/24 00Z,   0.00,  -1.41,  99.90,  -1.41,   0.00,
04/24 01Z,   0.00,  -2.99,  99.90,  -2.99,   0.00,
04/24 02Z,   0.00,  -3.12,  99.90,  -3.12,   0.00,  (min)
04/24 03Z,   0.00,  -1.66,  99.90,  -1.66,   0.00,
04/24 04Z,   0.00,   0.26,  99.90,   0.26,   0.00,
04/24 05Z,   0.00,   1.50,  99.90,   1.50,   0.00,
04/24 06Z,   0.00,   1.93,  99.90,   1.93,   0.00,
04/24 07Z,   0.00,   2.00,  99.90,   2.00,   0.00,  (max)
04/24 08Z,   0.00,   1.89,  99.90,   1.89,   0.00,
04/24 09Z,   0.00,   1.39,  99.90,   1.39,   0.00,
04/24 10Z,   0.00,   0.24,  99.90,   0.24,   0.00,
04/24 11Z,   0.00,  -1.50,  99.90,  -1.50,   0.00,
04/24 12Z,   0.00,  -3.43,  99.90,  -3.43,   0.00,
04/24 13Z,  -0.10,  -4.83,  99.90,  -4.93,   0.00,
04/24 14Z,  -0.20,  -4.76,  99.90,  -4.96,   0.00,  (min)
04/24 15Z,  -0.20,  -2.80,  99.90,  -3.00,   0.00,
04/24 16Z,  -0.20,   0.11,  99.90,  -0.09,   0.00,
04/24 17Z,  -0.20,   2.48,  99.90,   2.28,   0.00,
04/24 18Z,  -0.20,   3.73,  99.90,   3.53,   0.00,
04/24 19Z,  -0.20,   4.16,  99.90,   3.96,   0.00,
04/24 20Z,  -0.10,   4.19,  99.90,   4.09,   0.00,  (max)
04/24 21Z,  -0.10,   3.89,  99.90,   3.79,   0.00,
04/24 22Z,   0.00,   2.99,  99.90,   2.99,   0.00,
04/24 23Z,   0.00,   1.31,  99.90,   1.31,   0.00,
04/25 00Z,   0.00,  -0.98,  99.90,  -0.98,   0.00,
04/25 01Z,   0.10,  -3.31,  99.90,  -3.21,   0.00,
04/25 02Z,   0.20,  -4.76,  99.90,  -4.56,   0.00,  (min)
04/25 03Z,   0.20,  -4.37,  99.90,  -4.17,   0.00,
04/25 04Z,   0.30,  -2.22,  99.90,  -1.92,   0.00,
04/25 05Z,   0.30,   0.29,  99.90,   0.59,   0.00,
04/25 06Z,   0.40,   1.95,  99.90,   2.35,   0.00,
04/25 07Z,   0.40,   2.65,  99.90,   3.05,   0.00,
04/25 08Z,   0.50,   2.81,  99.90,   3.31,   0.00,  (max)
04/25 09Z,   0.50,   2.73,  99.90,   3.23,   0.00,
04/25 10Z,   0.50,   2.26,  99.90,   2.76,   0.00,
04/25 11Z,   0.40,   1.13,  99.90,   1.53,   0.00,
04/25 12Z,   0.40,  -0.64,  99.90,  -0.24,   0.00,
04/25 13Z,   0.40,  -2.63,  99.90,  -2.23,   0.00,
04/25 14Z,   0.30,  -4.09,  99.90,  -3.79,   0.00,  (min)
04/25 15Z,   0.30,  -4.01,  99.90,  -3.71,   0.00,
04/25 16Z,   0.30,  -2.07,  99.90,  -1.77,   0.00,
04/25 17Z,   0.30,   0.65,  99.90,   0.95,   0.00,
04/25 18Z,   0.30,   2.70,  99.90,   3.00,   0.00,
04/25 19Z,   0.30,   3.66,  99.90,   3.96,   0.00,
04/25 20Z,   0.30,   3.93,  99.90,   4.23,   0.00,  (max)
04/25 21Z,   0.30,   3.86,  99.90,   4.16,   0.00,
04/25 22Z,   0.30,   3.33,  99.90,   3.63,   0.00,
04/25 23Z,   0.30,   2.02,  99.90,   2.32,   0.00,
04/26 00Z,   0.20,  -0.15,  99.90,   0.05,   0.00,
04/26 01Z,   0.20,  -2.86,  99.90,  -2.66,   0.00,
04/26 02Z,   0.10,  -5.39,  99.90,  -5.29,   0.00,
04/26 03Z,   0.10,  -6.61,  99.90,  -6.51,   0.00,  (min)
04/26 04Z,   0.10,  -5.59,  99.90,  -5.49,   0.00,
04/26 05Z,   0.10,  -2.71,  99.90,  -2.61,   0.00,
04/26 06Z,   0.00,   0.41,  99.90,   0.41,   0.00,
04/26 07Z,   0.00,   2.51,  99.90,   2.51,   0.00,
04/26 08Z,   0.00,   3.49,  99.90,   3.49,   0.00,
04/26 09Z,   0.00,   3.77,  99.90,   3.77,   0.00,  (max)
04/26 10Z,   0.00,   3.70,  99.90,   3.70,   0.00,
04/26 11Z,   0.00,   3.27,  99.90,   3.27,   0.00,
04/26 12Z,   0.00,   2.17,  99.90,   2.17,   0.00,
04/26 13Z,   0.00,   0.38,  99.90,   0.38,   0.00,
04/26 14Z,   0.00,  -1.73,  99.90,  -1.73,   0.00,
04/26 15Z,   0.00,  -3.31,  99.90,  -3.31,   0.00,  (min)
04/26 16Z,   0.00,  -3.30,  99.90,  -3.30,   0.00,
04/26 17Z,   0.10,  -1.46,  99.90,  -1.36,   0.00,
04/26 18Z,   0.20,   1.02,  99.90,   1.22,   0.00,