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
#Anchorage, AK : 04/17/2025 18:21:14 GMT (units in feet MLLW)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
04/16 00Z,   0.00,   0.72,  -0.38,  99.90,  -1.10,
04/16 01Z,   0.00,   2.57,   2.89,  99.90,   0.32,  (min)
04/16 02Z,   0.00,   9.31,  11.13,  99.90,   1.82,
04/16 03Z,  -0.10,  17.46,  17.48,  99.90,   0.12,
04/16 04Z,  -0.10,  23.59,  22.72,  99.90,  -0.77,
04/16 05Z,  -0.10,  27.30,  26.29,  99.90,  -0.91,
04/16 06Z,  -0.10,  28.56,  27.74,  99.90,  -0.72,  (max)
04/16 07Z,  -0.20,  26.96,  25.57,  99.90,  -1.19,
04/16 08Z,  -0.20,  23.06,  21.44,  99.90,  -1.42,
04/16 09Z,  -0.30,  17.90,  16.58,  99.90,  -1.02,
04/16 10Z,  -0.40,  12.77,  11.85,  99.90,  -0.52,
04/16 11Z,  -0.40,   8.93,   7.56,  99.90,  -0.97,
04/16 12Z,  -0.50,   6.98,   4.73,  99.90,  -1.75,  (min)
04/16 13Z,  -0.50,   8.33,   8.72,  99.90,   0.89,
04/16 14Z,  -0.60,  14.28,  15.34,  99.90,   1.66,
04/16 15Z,  -0.60,  22.23,  20.95,  99.90,  -0.68,
04/16 16Z,  -0.70,  27.75,  25.51,  99.90,  -1.54,
04/16 17Z,  -0.70,  29.64,  28.21,  99.90,  -0.73,  (max)
04/16 18Z,  -0.80,  28.84,  28.18,  99.90,   0.14,
04/16 19Z,  -0.80,  25.67,  24.93,  99.90,   0.06,
04/16 20Z,  -0.80,  20.71,  20.15,  99.90,   0.24,
04/16 21Z,  -0.90,  14.94,  15.21,  99.90,   1.17,
04/16 22Z,  -0.90,   9.24,  10.12,  99.90,   1.78,
04/16 23Z,  -1.00,   4.65,   5.39,  99.90,   1.74,
04/17 00Z,  -1.00,   1.71,   1.54,  99.90,   0.83,
04/17 01Z,  -1.00,   1.19,   0.17,  99.90,  -0.02,  (min)
04/17 02Z,  -1.00,   4.98,   7.46,  99.90,   3.48,
04/17 03Z,  -1.10,  12.65,  14.38,  99.90,   2.83,
04/17 04Z,  -1.10,  20.17,  19.89,  99.90,   0.82,
04/17 05Z,  -1.20,  24.93,  24.14,  99.90,   0.41,
04/17 06Z,  -1.10,  27.32,  26.69,  99.90,   0.47,
04/17 07Z,  -1.10,  27.52,  26.89,  99.90,   0.47,  (max)
04/17 08Z,  -1.10,  25.24,  23.98,  99.90,  -0.16,
04/17 09Z,  -1.10,  21.02,  19.56,  99.90,  -0.36,
04/17 10Z,  -1.10,  15.84,  14.98,  99.90,   0.24,
04/17 11Z,  -1.00,  11.16,  10.57,  99.90,   0.41,
04/17 12Z,  -0.80,   8.28,   7.20,  99.90,  -0.28,  (min)
04/17 13Z,  -0.70,   7.72,   7.51,  99.90,   0.49,
04/17 14Z,  -0.50,  10.67,  13.74,  99.90,   3.57,
04/17 15Z,  -0.40,  17.54,  19.26,  99.90,   2.12,
04/17 16Z,  -0.20,  24.87,  23.95,  99.90,  -0.72,
04/17 17Z,  -0.10,  28.73,  27.50,  99.90,  -1.13,
04/17 18Z,   0.00,  29.00,  28.90,  99.90,  -0.10,  (max)
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
04/17 19Z,   0.00,  27.01,  99.90,  26.93,  -0.08,
04/17 20Z,   0.00,  23.12,  99.90,  23.07,  -0.05,
04/17 21Z,   0.10,  17.88,  99.90,  17.96,  -0.02,
04/17 22Z,   0.10,  12.15,  99.90,  12.26,   0.00,
04/17 23Z,   0.10,   6.90,  99.90,   7.03,   0.03,
04/18 00Z,   0.00,   3.26,  99.90,   3.32,   0.06,
04/18 01Z,   0.00,   1.62,  99.90,   1.71,   0.08,  (min)
04/18 02Z,   0.00,   2.62,  99.90,   2.73,   0.11,
04/18 03Z,   0.00,   7.64,  99.90,   7.78,   0.14,
04/18 04Z,   0.00,  15.33,  99.90,  15.49,   0.16,
04/18 05Z,   0.00,  21.66,  99.90,  21.85,   0.19,
04/18 06Z,   0.00,  25.04,  99.90,  25.26,   0.22,
04/18 07Z,   0.10,  26.46,  99.90,  26.78,   0.22,  (max)
04/18 08Z,   0.20,  26.04,  99.90,  26.46,   0.22,
04/18 09Z,   0.20,  23.46,  99.90,  23.88,   0.22,
04/18 10Z,   0.30,  19.20,  99.90,  19.72,   0.22,
04/18 11Z,   0.30,  14.30,  99.90,  14.81,   0.22,
04/18 12Z,   0.30,  10.35,  99.90,  10.87,   0.22,
04/18 13Z,   0.30,   8.52,  99.90,   9.03,   0.22,  (min)
04/18 14Z,   0.20,   9.07,  99.90,   9.49,   0.22,
04/18 15Z,   0.20,  12.95,  99.90,  13.37,   0.22,
04/18 16Z,   0.10,  19.84,  99.90,  20.16,   0.22,
04/18 17Z,   0.10,  25.95,  99.90,  26.27,   0.22,
04/18 18Z,   0.10,  28.21,  99.90,  28.52,   0.22,  (max)
04/18 19Z,   0.20,  27.40,  99.90,  27.82,   0.22,
04/18 20Z,   0.20,  24.87,  99.90,  25.29,   0.22,
04/18 21Z,   0.20,  20.81,  99.90,  21.23,   0.22,
04/18 22Z,   0.20,  15.69,  99.90,  16.10,   0.22,
04/18 23Z,   0.20,  10.31,  99.90,  10.73,   0.22,
04/19 00Z,   0.20,   5.77,  99.90,   6.19,   0.22,
04/19 01Z,   0.20,   3.15,  99.90,   3.57,   0.22,
04/19 02Z,   0.10,   2.53,  99.90,   2.84,   0.22,  (min)
04/19 03Z,   0.10,   4.42,  99.90,   4.74,   0.22,
04/19 04Z,   0.20,   9.83,  99.90,  10.24,   0.22,
04/19 05Z,   0.20,  16.83,  99.90,  17.25,   0.22,
04/19 06Z,   0.20,  21.82,  99.90,  22.24,   0.22,
04/19 07Z,   0.20,  24.20,  99.90,  24.62,   0.22,
04/19 08Z,   0.20,  25.17,  99.90,  25.58,   0.22,  (max)
04/19 09Z,   0.20,  24.57,  99.90,  24.99,   0.22,
04/19 10Z,   0.20,  22.01,  99.90,  22.43,   0.22,
04/19 11Z,   0.20,  17.97,  99.90,  18.39,   0.22,
04/19 12Z,   0.20,  13.59,  99.90,  14.00,   0.22,
04/19 13Z,   0.10,  10.47,  99.90,  10.79,   0.22,
04/19 14Z,   0.20,   9.42,  99.90,   9.83,   0.22,  (min)
04/19 15Z,   0.20,  10.48,  99.90,  10.89,   0.22,
04/19 16Z,   0.20,  14.50,  99.90,  14.92,   0.22,
04/19 17Z,   0.20,  20.74,  99.90,  21.16,   0.22,
04/19 18Z,   0.10,  25.48,  99.90,  25.80,   0.22,
04/19 19Z,   0.10,  26.61,  99.90,  26.93,   0.22,  (max)
04/19 20Z,   0.00,  25.46,  99.90,  25.67,   0.22,
04/19 21Z,   0.00,  23.03,  99.90,  23.24,   0.22,
04/19 22Z,   0.00,  19.24,  99.90,  19.46,   0.22,
04/19 23Z,  -0.10,  14.52,  99.90,  14.63,   0.22,
04/20 00Z,  -0.10,   9.68,  99.90,   9.80,   0.22,
04/20 01Z,  -0.10,   5.91,  99.90,   6.03,   0.22,
04/20 02Z,  -0.10,   4.03,  99.90,   4.14,   0.22,
04/20 03Z,  -0.10,   3.83,  99.90,   3.94,   0.22,  (min)
04/20 04Z,  -0.10,   5.87,  99.90,   5.99,   0.22,
04/20 05Z,  -0.10,  11.00,  99.90,  11.12,   0.22,
04/20 06Z,  -0.10,  17.04,  99.90,  17.16,   0.22,
04/20 07Z,  -0.20,  20.99,  99.90,  21.00,   0.22,
04/20 08Z,  -0.20,  22.96,  99.90,  22.98,   0.22,
04/20 09Z,  -0.30,  24.00,  99.90,  23.92,   0.22,  (max)
04/20 10Z,  -0.30,  23.57,  99.90,  23.49,   0.22,
04/20 11Z,  -0.30,  21.26,  99.90,  21.18,   0.22,
04/20 12Z,  -0.40,  17.60,  99.90,  17.41,   0.22,
04/20 13Z,  -0.30,  13.77,  99.90,  13.69,   0.22,
04/20 14Z,  -0.30,  11.26,  99.90,  11.18,   0.22,
04/20 15Z,  -0.30,  10.41,  99.90,  10.33,   0.22,  (min)
04/20 16Z,  -0.30,  11.27,  99.90,  11.19,   0.22,
04/20 17Z,  -0.30,  14.83,  99.90,  14.75,   0.22,
04/20 18Z,  -0.30,  20.18,  99.90,  20.10,   0.22,
04/20 19Z,  -0.40,  23.87,  99.90,  23.69,   0.22,
04/20 20Z,  -0.40,  24.63,  99.90,  24.44,   0.22,  (max)
04/20 21Z,  -0.50,  23.85,  99.90,  23.57,   0.22,
04/20 22Z,  -0.50,  22.01,  99.90,  21.73,   0.22,
04/20 23Z,  -0.50,  18.76,  99.90,  18.48,   0.22,
04/21 00Z,  -0.60,  14.55,  99.90,  14.17,   0.22,
04/21 01Z,  -0.60,  10.23,  99.90,   9.85,   0.22,
04/21 02Z,  -0.60,   6.96,  99.90,   6.58,   0.22,
04/21 03Z,  -0.50,   5.27,  99.90,   4.98,   0.22,
04/21 04Z,  -0.50,   4.80,  99.90,   4.52,   0.22,  (min)
04/21 05Z,  -0.50,   6.45,  99.90,   6.17,   0.22,
04/21 06Z,  -0.50,  11.05,  99.90,  10.76,   0.22,
04/21 07Z,  -0.40,  16.32,  99.90,  16.14,   0.22,
04/21 08Z,  -0.40,  19.82,  99.90,  19.64,   0.22,
04/21 09Z,  -0.50,  22.03,  99.90,  21.74,   0.22,
04/21 10Z,  -0.50,  23.53,  99.90,  23.24,   0.22,  (max)
04/21 11Z,  -0.50,  23.43,  99.90,  23.15,   0.22,
04/21 12Z,  -0.50,  21.39,  99.90,  21.11,   0.22,