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
#Sand Point, AK : 02/17/2026 06:22:00 GMT (units in feet MLLW)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
02/15 12Z,  -0.90,   5.68,  99.90,   4.78,   0.00,  (max)
02/15 13Z,  -1.00,   5.05,  99.90,   4.05,   0.00,
02/15 14Z,  -1.00,   4.35,  99.90,   3.35,   0.00,
02/15 15Z,  -1.00,   3.82,  99.90,   2.82,   0.00,
02/15 16Z,  -1.00,   3.62,  99.90,   2.62,   0.00,  (min)
02/15 17Z,  -1.00,   3.89,  99.90,   2.89,   0.00,
02/15 18Z,  -0.90,   4.67,  99.90,   3.77,   0.00,
02/15 19Z,  -0.90,   5.73,  99.90,   4.83,   0.00,
02/15 20Z,  -1.00,   6.73,  99.90,   5.73,   0.00,
02/15 21Z,  -1.00,   7.39,  99.90,   6.39,   0.00,
02/15 22Z,  -1.10,   7.52,  99.90,   6.42,   0.00,  (max)
02/15 23Z,  -1.10,   6.99,  99.90,   5.89,   0.00,
02/16 00Z,  -1.00,   5.77,  99.90,   4.77,   0.00,
02/16 01Z,  -1.00,   4.07,  99.90,   3.07,   0.00,
02/16 02Z,  -1.10,   2.28,  99.90,   1.18,   0.00,
02/16 03Z,  -1.10,   0.78,  99.90,  -0.32,   0.00,
02/16 04Z,  -1.20,  -0.19,  99.90,  -1.39,   0.00,
02/16 05Z,  -1.20,  -0.44,  99.90,  -1.64,   0.00,  (min)
02/16 06Z,  -1.10,   0.13,  99.90,  -0.97,   0.00,
02/16 07Z,  -1.20,   1.38,  99.90,   0.18,   0.00,
02/16 08Z,  -1.20,   2.95,  99.90,   1.75,   0.00,
02/16 09Z,  -1.20,   4.46,  99.90,   3.26,   0.00,
02/16 10Z,  -1.20,   5.62,  99.90,   4.42,   0.00,
02/16 11Z,  -1.20,   6.25,  99.90,   5.05,   0.00,  (max)
02/16 12Z,  -1.20,   6.19,  99.90,   4.99,   0.00,
02/16 13Z,  -1.30,   5.54,  99.90,   4.24,   0.00,
02/16 14Z,  -1.30,   4.59,  99.90,   3.29,   0.00,
02/16 15Z,  -1.30,   3.72,  99.90,   2.42,   0.00,
02/16 16Z,  -1.30,   3.18,  99.90,   1.88,   0.00,
02/16 17Z,  -1.30,   3.13,  99.90,   1.83,   0.00,  (min)
02/16 18Z,  -1.20,   3.69,  99.90,   2.49,   0.00,
02/16 19Z,  -1.20,   4.77,  99.90,   3.57,   0.00,
02/16 20Z,  -1.10,   6.05,  99.90,   4.95,   0.00,
02/16 21Z,  -1.00,   7.14,  99.90,   6.14,   0.00,
02/16 22Z,  -1.00,   7.72,  99.90,   6.72,   0.00,  (max)
02/16 23Z,  -1.00,   7.64,  99.90,   6.64,   0.00,
02/17 00Z,  -1.10,   6.79,  99.90,   5.69,   0.00,
02/17 01Z,  -1.00,   5.24,  99.90,   4.24,   0.00,
02/17 02Z,  -1.00,   3.32,  99.90,   2.32,   0.00,
02/17 03Z,  -1.00,   1.49,  99.90,   0.49,   0.00,
02/17 04Z,  -1.00,   0.13,  99.90,  -0.87,   0.00,
02/17 05Z,  -1.00,  -0.53,  99.90,  -1.53,   0.00,  (min)
02/17 06Z,  -1.00,  -0.35,  99.90,  -1.35,   0.00,
02/17 07Z,  -1.00,   0.68,  99.90,  -0.32,   0.00,
02/17 08Z,  -0.90,   2.29,  99.90,   1.39,   0.00,
02/17 09Z,  -0.90,   4.03,  99.90,   3.13,   0.00,
02/17 10Z,  -1.00,   5.49,  99.90,   4.49,   0.00,
02/17 11Z,  -1.10,   6.42,  99.90,   5.32,   0.00,
02/17 12Z,  -1.20,   6.66,  99.90,   5.46,   0.00,  (max)
02/17 13Z,  -1.30,   6.15,  99.90,   4.85,   0.00,
02/17 14Z,  -1.20,   5.10,  99.90,   3.90,   0.00,
02/17 15Z,  -1.20,   3.90,  99.90,   2.70,   0.00,
02/17 16Z,  -1.20,   2.96,  99.90,   1.76,   0.00,
02/17 17Z,  -1.20,   2.53,  99.90,   1.33,   0.00,  (min)
02/17 18Z,  -1.10,   2.74,  99.90,   1.64,   0.00,
02/17 19Z,  -0.90,   3.61,  99.90,   2.71,   0.00,
02/17 20Z,  -0.90,   4.97,  99.90,   4.07,   0.00,
02/17 21Z,  -0.90,   6.39,  99.90,   5.49,   0.00,
02/17 22Z,  -1.00,   7.45,  99.90,   6.45,   0.00,
02/17 23Z,  -1.00,   7.85,  99.90,   6.85,   0.00,  (max)
02/18 00Z,  -0.90,   7.48,  99.90,   6.58,   0.00,
02/18 01Z,  -1.00,   6.31,  99.90,   5.31,   0.00,
02/18 02Z,  -1.00,   4.51,  99.90,   3.51,   0.00,
02/18 03Z,  -1.00,   2.52,  99.90,   1.52,   0.00,
02/18 04Z,  -0.90,   0.81,  99.90,  -0.09,   0.00,
02/18 05Z,  -0.90,  -0.24,  99.90,  -1.14,   0.00,
02/18 06Z,  -0.90,  -0.46,  99.90,  -1.36,   0.00,  (min)
02/18 07Z,  -0.90,   0.21,  99.90,  -0.69,   0.00,
02/18 08Z,  -0.90,   1.65,  99.90,   0.75,   0.00,
02/18 09Z,  -1.00,   3.49,  99.90,   2.49,   0.00,
02/18 10Z,  -1.00,   5.23,  99.90,   4.23,   0.00,
02/18 11Z,  -1.00,   6.47,  99.90,   5.47,   0.00,
02/18 12Z,  -1.00,   7.01,  99.90,   6.01,   0.00,  (max)
02/18 13Z,  -1.10,   6.77,  99.90,   5.67,   0.00,
02/18 14Z,  -1.20,   5.79,  99.90,   4.59,   0.00,
02/18 15Z,  -1.20,   4.40,  99.90,   3.20,   0.00,
02/18 16Z,  -1.10,   3.07,  99.90,   1.97,   0.00,
02/18 17Z,  -1.10,   2.19,  99.90,   1.09,   0.00,
02/18 18Z,  -1.20,   1.97,  99.90,   0.77,   0.00,  (min)
02/18 19Z,  -1.20,   2.47,  99.90,   1.27,   0.00,
02/18 20Z,  -1.10,   3.63,  99.90,   2.53,   0.00,
02/18 21Z,  -1.00,   5.18,  99.90,   4.18,   0.00,
02/18 22Z,  -1.10,   6.62,  99.90,   5.52,   0.00,
02/18 23Z,  -1.20,   7.54,  99.90,   6.34,   0.00,
02/19 00Z,  -1.20,   7.69,  99.90,   6.49,   0.00,  (max)
02/19 01Z,  -1.20,   7.03,  99.90,   5.83,   0.00,
02/19 02Z,  -1.10,   5.62,  99.90,   4.52,   0.00,
02/19 03Z,  -1.20,   3.73,  99.90,   2.53,   0.00,
02/19 04Z,  -1.20,   1.84,  99.90,   0.64,   0.00,
02/19 05Z,  -1.20,   0.44,  99.90,  -0.76,   0.00,
02/19 06Z,  -1.10,  -0.18,  99.90,  -1.28,   0.00,  (min)
02/19 07Z,  -1.00,   0.08,  99.90,  -0.92,   0.00,
02/19 08Z,  -0.90,   1.19,  99.90,   0.29,   0.00,
02/19 09Z,  -0.90,   2.91,  99.90,   2.01,   0.00,
02/19 10Z,  -0.90,   4.81,  99.90,   3.91,   0.00,
02/19 11Z,  -1.00,   6.36,  99.90,   5.36,   0.00,
02/19 12Z,  -1.10,   7.23,  99.90,   6.13,   0.00,  (max)
02/19 13Z,  -1.20,   7.29,  99.90,   6.09,   0.00,
02/19 14Z,  -1.20,   6.55,  99.90,   5.35,   0.00,
02/19 15Z,  -1.20,   5.18,  99.90,   3.98,   0.00,
02/19 16Z,  -1.20,   3.57,  99.90,   2.37,   0.00,
02/19 17Z,  -1.20,   2.23,  99.90,   1.03,   0.00,
02/19 18Z,  -1.20,   1.50,  99.90,   0.30,   0.00,  (min)
02/19 19Z,  -1.20,   1.53,  99.90,   0.33,   0.00,
02/19 20Z,  -1.20,   2.31,  99.90,   1.11,   0.00,
02/19 21Z,  -1.10,   3.68,  99.90,   2.58,   0.00,
02/19 22Z,  -1.00,   5.29,  99.90,   4.29,   0.00,
02/19 23Z,  -1.10,   6.64,  99.90,   5.54,   0.00,
02/20 00Z,  -1.30,   7.34,  99.90,   6.04,   0.00,  (max)
02/20 01Z,  -1.40,   7.25,  99.90,   5.85,   0.00,
02/20 02Z,  -1.50,   6.38,  99.90,   4.88,   0.00,
02/20 03Z,  -1.60,   4.87,  99.90,   3.27,   0.00,
02/20 04Z,  -1.70,   3.05,  99.90,   1.35,   0.00,
02/20 05Z,  -1.80,   1.45,  99.90,  -0.35,   0.00,
02/20 06Z,  -1.80,   0.48,  99.90,  -1.32,   0.00,
02/20 07Z,  -1.70,   0.34,  99.90,  -1.36,   0.00,  (min)
02/20 08Z,  -1.70,   1.04,  99.90,  -0.66,   0.00,
02/20 09Z,  -1.90,   2.46,  99.90,   0.56,   0.00,
02/20 10Z,  -2.10,   4.29,  99.90,   2.19,   0.00,
02/20 11Z,  -2.20,   6.04,  99.90,   3.84,   0.00,
02/20 12Z,  -2.20,   7.25,  99.90,   5.05,   0.00,
02/20 13Z,  -2.10,   7.66,  99.90,   5.56,   0.00,  (max)
02/20 14Z,  -2.10,   7.24,  99.90,   5.14,   0.00,
02/20 15Z,  -2.10,   6.08,  99.90,   3.98,   0.00,
02/20 16Z,  -2.00,   4.44,  99.90,   2.44,   0.00,
02/20 17Z,  -1.90,   2.75,  99.90,   0.85,   0.00,
02/20 18Z,  -1.80,   1.51,  99.90,  -0.29,   0.00,
02/20 19Z,  -1.60,   0.99,  99.90,  -0.61,   0.00,  (min)
02/20 20Z,  -1.40,   1.24,  99.90,  -0.16,   0.00,
02/20 21Z,  -1.30,   2.21,  99.90,   0.91,   0.00,
02/20 22Z,  -1.30,   3.66,  99.90,   2.36,   0.00,
02/20 23Z,  -1.20,   5.21,  99.90,   4.01,   0.00,
02/21 00Z,  -1.20,   6.38,  99.90,   5.18,   0.00,