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 : 05/22/2025 23:23:01 GMT (units in feet MLLW)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
05/21 06Z,   0.50,   8.44,  99.90,   8.94,   0.00,
05/21 07Z,   0.50,   7.92,  99.90,   8.42,   0.00,
05/21 08Z,   0.40,   6.80,  99.90,   7.20,   0.00,
05/21 09Z,   0.40,   5.21,  99.90,   5.61,   0.00,
05/21 10Z,   0.40,   3.61,  99.90,   4.01,   0.00,
05/21 11Z,   0.50,   2.70,  99.90,   3.20,   0.00,  (min)
05/21 12Z,   0.50,   3.33,  99.90,   3.83,   0.00,
05/21 13Z,   0.50,   5.65,  99.90,   6.15,   0.00,
05/21 14Z,   0.50,   8.60,  99.90,   9.10,   0.00,
05/21 15Z,   0.50,  10.81,  99.90,  11.31,   0.00,
05/21 16Z,   0.60,  11.92,  99.90,  12.52,   0.00,
05/21 17Z,   0.70,  12.28,  99.90,  12.98,   0.00,
05/21 18Z,   0.80,  12.29,  99.90,  13.09,   0.00,  (max)
05/21 19Z,   0.80,  11.99,  99.90,  12.79,   0.00,
05/21 20Z,   0.90,  11.10,  99.90,  12.00,   0.00,
05/21 21Z,   1.00,   9.46,  99.90,  10.46,   0.00,
05/21 22Z,   1.10,   7.26,  99.90,   8.36,   0.00,
05/21 23Z,   1.10,   4.99,  99.90,   6.09,   0.00,
05/22 00Z,   0.90,   3.57,  99.90,   4.47,   0.00,  (min)
05/22 01Z,   0.90,   3.87,  99.90,   4.77,   0.00,
05/22 02Z,   0.90,   5.69,  99.90,   6.59,   0.00,
05/22 03Z,   0.80,   7.67,  99.90,   8.47,   0.00,
05/22 04Z,   0.80,   8.84,  99.90,   9.64,   0.00,
05/22 05Z,   0.80,   9.25,  99.90,  10.05,   0.00,  (max)
05/22 06Z,   0.50,   9.31,  99.90,   9.81,   0.00,
05/22 07Z,   0.50,   9.20,  99.90,   9.70,   0.00,
05/22 08Z,   0.50,   8.72,  99.90,   9.22,   0.00,
05/22 09Z,   0.40,   7.62,  99.90,   8.02,   0.00,
05/22 10Z,   0.40,   6.04,  99.90,   6.44,   0.00,
05/22 11Z,   0.30,   4.44,  99.90,   4.74,   0.00,
05/22 12Z,   0.20,   3.57,  99.90,   3.77,   0.00,  (min)
05/22 13Z,   0.10,   4.28,  99.90,   4.38,   0.00,
05/22 14Z,   0.10,   6.60,  99.90,   6.70,   0.00,
05/22 15Z,   0.10,   9.29,  99.90,   9.39,   0.00,
05/22 16Z,   0.10,  11.10,  99.90,  11.20,   0.00,
05/22 17Z,   0.10,  11.88,  99.90,  11.98,   0.00,
05/22 18Z,   0.10,  12.07,  99.90,  12.17,   0.00,  (max)
05/22 19Z,   0.10,  11.96,  99.90,  12.06,   0.00,
05/22 20Z,   0.10,  11.37,  99.90,  11.47,   0.00,
05/22 21Z,   0.20,  10.01,  99.90,  10.21,   0.00,
05/22 22Z,   0.20,   7.84,  99.90,   8.04,   0.00,
05/22 23Z,   0.20,   5.20,  99.90,   5.40,   0.00,
05/23 00Z,   0.20,   2.80,  99.90,   3.00,   0.00,
05/23 01Z,   0.20,   1.69,  99.90,   1.89,   0.00,  (min)
05/23 02Z,   0.20,   2.69,  99.90,   2.89,   0.00,
05/23 03Z,   0.20,   5.27,  99.90,   5.47,   0.00,
05/23 04Z,   0.20,   7.85,  99.90,   8.05,   0.00,
05/23 05Z,   0.20,   9.44,  99.90,   9.64,   0.00,
05/23 06Z,   0.20,  10.09,  99.90,  10.29,   0.00,
05/23 07Z,   0.10,  10.24,  99.90,  10.34,   0.00,  (max)
05/23 08Z,   0.10,  10.16,  99.90,  10.26,   0.00,
05/23 09Z,   0.10,   9.73,  99.90,   9.83,   0.00,
05/23 10Z,   0.00,   8.69,  99.90,   8.69,   0.00,
05/23 11Z,   0.00,   7.11,  99.90,   7.11,   0.00,
05/23 12Z,  -0.10,   5.45,  99.90,   5.35,   0.00,
05/23 13Z,  -0.10,   4.53,  99.90,   4.43,   0.00,  (min)
05/23 14Z,  -0.20,   5.21,  99.90,   5.01,   0.00,
05/23 15Z,  -0.20,   7.40,  99.90,   7.20,   0.00,
05/23 16Z,  -0.10,   9.75,  99.90,   9.65,   0.00,
05/23 17Z,  -0.10,  11.17,  99.90,  11.07,   0.00,
05/23 18Z,   0.00,  11.66,  99.90,  11.66,   0.00,
05/23 19Z,   0.00,  11.74,  99.90,  11.74,   0.00,  (max)
05/23 20Z,   0.00,  11.46,  99.90,  11.46,   0.00,
05/23 21Z,   0.00,  10.53,  99.90,  10.53,   0.00,
05/23 22Z,   0.00,   8.69,  99.90,   8.69,   0.00,
05/23 23Z,   0.00,   6.01,  99.90,   6.01,   0.00,
05/24 00Z,   0.00,   3.01,  99.90,   3.01,   0.00,
05/24 01Z,   0.00,   0.57,  99.90,   0.57,   0.00,
05/24 02Z,   0.00,  -0.11,  99.90,  -0.11,   0.00,  (min)
05/24 03Z,   0.00,   1.65,  99.90,   1.65,   0.00,
05/24 04Z,   0.10,   4.98,  99.90,   5.08,   0.00,
05/24 05Z,   0.10,   8.15,  99.90,   8.25,   0.00,
05/24 06Z,   0.10,  10.15,  99.90,  10.25,   0.00,
05/24 07Z,   0.20,  11.06,  99.90,  11.26,   0.00,
05/24 08Z,   0.20,  11.29,  99.90,  11.49,   0.00,  (max)
05/24 09Z,   0.20,  11.24,  99.90,  11.44,   0.00,
05/24 10Z,   0.20,  10.86,  99.90,  11.06,   0.00,
05/24 11Z,   0.10,   9.85,  99.90,   9.95,   0.00,
05/24 12Z,   0.20,   8.24,  99.90,   8.44,   0.00,
05/24 13Z,   0.20,   6.47,  99.90,   6.67,   0.00,
05/24 14Z,   0.20,   5.43,  99.90,   5.63,   0.00,  (min)
05/24 15Z,   0.10,   5.99,  99.90,   6.09,   0.00,
05/24 16Z,   0.10,   7.97,  99.90,   8.07,   0.00,
05/24 17Z,   0.10,   9.99,  99.90,  10.09,   0.00,
05/24 18Z,   0.20,  11.05,  99.90,  11.25,   0.00,
05/24 19Z,   0.20,  11.33,  99.90,  11.53,   0.00,  (max)
05/24 20Z,   0.20,  11.32,  99.90,  11.52,   0.00,
05/24 21Z,   0.20,  10.86,  99.90,  11.06,   0.00,
05/24 22Z,   0.20,   9.58,  99.90,   9.78,   0.00,
05/24 23Z,   0.20,   7.29,  99.90,   7.49,   0.00,
05/25 00Z,   0.20,   4.19,  99.90,   4.39,   0.00,
05/25 01Z,   0.20,   0.91,  99.90,   1.11,   0.00,
05/25 02Z,   0.20,  -1.47,  99.90,  -1.27,   0.00,
05/25 03Z,   0.20,  -1.66,  99.90,  -1.46,   0.00,  (min)
05/25 04Z,   0.20,   0.84,  99.90,   1.04,   0.00,
05/25 05Z,   0.20,   4.86,  99.90,   5.06,   0.00,
05/25 06Z,   0.30,   8.55,  99.90,   8.85,   0.00,
05/25 07Z,   0.30,  10.92,  99.90,  11.22,   0.00,
05/25 08Z,   0.40,  12.05,  99.90,  12.45,   0.00,
05/25 09Z,   0.50,  12.37,  99.90,  12.87,   0.00,  (max)
05/25 10Z,   0.50,  12.33,  99.90,  12.83,   0.00,
05/25 11Z,   0.60,  11.96,  99.90,  12.56,   0.00,
05/25 12Z,   0.60,  10.95,  99.90,  11.55,   0.00,
05/25 13Z,   0.70,   9.25,  99.90,   9.95,   0.00,
05/25 14Z,   0.70,   7.33,  99.90,   8.03,   0.00,
05/25 15Z,   0.70,   6.12,  99.90,   6.82,   0.00,  (min)
05/25 16Z,   0.70,   6.54,  99.90,   7.24,   0.00,
05/25 17Z,   0.70,   8.30,  99.90,   9.00,   0.00,
05/25 18Z,   0.70,  10.01,  99.90,  10.71,   0.00,
05/25 19Z,   0.70,  10.80,  99.90,  11.50,   0.00,
05/25 20Z,   0.60,  10.94,  99.90,  11.54,   0.00,  (max)
05/25 21Z,   0.60,  10.87,  99.90,  11.47,   0.00,
05/25 22Z,   0.60,  10.23,  99.90,  10.83,   0.00,
05/25 23Z,   0.60,   8.66,  99.90,   9.26,   0.00,
05/26 00Z,   0.60,   6.02,  99.90,   6.62,   0.00,
05/26 01Z,   0.60,   2.60,  99.90,   3.20,   0.00,
05/26 02Z,   0.60,  -0.86,  99.90,  -0.26,   0.00,
05/26 03Z,   0.60,  -3.12,  99.90,  -2.52,   0.00,  (min)
05/26 04Z,   0.60,  -2.82,  99.90,  -2.22,   0.00,
05/26 05Z,   0.60,   0.32,  99.90,   0.92,   0.00,
05/26 06Z,   0.60,   4.90,  99.90,   5.50,   0.00,
05/26 07Z,   0.60,   9.00,  99.90,   9.60,   0.00,
05/26 08Z,   0.60,  11.66,  99.90,  12.26,   0.00,
05/26 09Z,   0.60,  12.96,  99.90,  13.56,   0.00,
05/26 10Z,   0.50,  13.34,  99.90,  13.84,   0.00,  (max)
05/26 11Z,   0.50,  13.30,  99.90,  13.80,   0.00,
05/26 12Z,   0.40,  12.92,  99.90,  13.32,   0.00,
05/26 13Z,   0.40,  11.85,  99.90,  12.25,   0.00,
05/26 14Z,   0.30,  10.03,  99.90,  10.33,   0.00,
05/26 15Z,   0.30,   7.91,  99.90,   8.21,   0.00,
05/26 16Z,   0.30,   6.52,  99.90,   6.82,   0.00,  (min)
05/26 17Z,   0.30,   6.81,  99.90,   7.11,   0.00,
05/26 18Z,   0.30,   8.40,  99.90,   8.70,   0.00,