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 : 07/20/2025 03:23:21 GMT (units in feet MHHW)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
07/18 12Z,   0.60,  -5.71,  99.90,  -5.11,   0.00,  (min)
07/18 13Z,   0.60,  -3.36,  99.90,  -2.76,   0.00,
07/18 14Z,   0.70,  -1.47,  99.90,  -0.77,   0.00,
07/18 15Z,   0.70,  -0.61,  99.90,   0.09,   0.00,
07/18 16Z,   0.70,  -0.41,  99.90,   0.29,   0.00,  (max)
07/18 17Z,   0.70,  -0.48,  99.90,   0.22,   0.00,
07/18 18Z,   0.40,  -1.07,  99.90,  -0.67,   0.00,
07/18 19Z,   0.40,  -2.49,  99.90,  -2.09,   0.00,
07/18 20Z,   0.40,  -4.88,  99.90,  -4.48,   0.00,
07/18 21Z,   0.40,  -7.96,  99.90,  -7.56,   0.00,
07/18 22Z,   0.40, -11.03,  99.90, -10.63,   0.00,
07/18 23Z,   0.40, -12.93,  99.90, -12.53,   0.00,  (min)
07/19 00Z,   0.00, -12.49,  99.90, -12.49,   0.00,
07/19 01Z,   0.00,  -9.70,  99.90,  -9.70,   0.00,
07/19 02Z,   0.00,  -6.08,  99.90,  -6.08,   0.00,
07/19 03Z,   0.00,  -3.20,  99.90,  -3.20,   0.00,
07/19 04Z,   0.00,  -1.57,  99.90,  -1.57,   0.00,
07/19 05Z,   0.00,  -0.91,  99.90,  -0.91,   0.00,  (max)
07/19 06Z,  -0.10,  -0.82,  99.90,  -0.92,   0.00,  (min)
07/19 07Z,   0.00,  -0.91,  99.90,  -0.91,   0.00,  (max)
07/19 08Z,  -0.10,  -1.42,  99.90,  -1.52,   0.00,
07/19 09Z,  -0.10,  -2.59,  99.90,  -2.69,   0.00,
07/19 10Z,   0.00,  -4.25,  99.90,  -4.25,   0.00,
07/19 11Z,   0.00,  -5.77,  99.90,  -5.77,   0.00,
07/19 12Z,   0.00,  -6.14,  99.90,  -6.14,   0.00,  (min)
07/19 13Z,   0.00,  -4.85,  99.90,  -4.85,   0.00,
07/19 14Z,   0.10,  -2.79,  99.90,  -2.69,   0.00,
07/19 15Z,   0.10,  -1.31,  99.90,  -1.21,   0.00,
07/19 16Z,   0.10,  -0.78,  99.90,  -0.68,   0.00,
07/19 17Z,   0.10,  -0.71,  99.90,  -0.61,   0.00,  (max)
07/19 18Z,   0.20,  -0.89,  99.90,  -0.69,   0.00,
07/19 19Z,   0.10,  -1.74,  99.90,  -1.64,   0.00,
07/19 20Z,   0.00,  -3.55,  99.90,  -3.55,   0.00,
07/19 21Z,   0.00,  -6.36,  99.90,  -6.36,   0.00,
07/19 22Z,   0.00,  -9.77,  99.90,  -9.77,   0.00,
07/19 23Z,   0.00, -12.95,  99.90, -12.95,   0.00,
07/20 00Z,   0.00, -14.58,  99.90, -14.58,   0.00,  (min)
07/20 01Z,   0.00, -13.54,  99.90, -13.54,   0.00,
07/20 02Z,   0.00, -10.10,  99.90, -10.10,   0.00,
07/20 03Z,   0.00,  -5.99,  99.90,  -5.99,   0.00,
07/20 04Z,   0.00,  -2.77,  99.90,  -2.77,   0.00,
07/20 05Z,   0.00,  -0.91,  99.90,  -0.91,   0.00,
07/20 06Z,  -0.10,  -0.13,  99.90,  -0.23,   0.00,
07/20 07Z,  -0.10,   0.00,  99.90,  -0.10,   0.00,  (max)
07/20 08Z,  -0.20,  -0.07,  99.90,  -0.27,   0.00,
07/20 09Z,  -0.30,  -0.54,  99.90,  -0.84,   0.00,
07/20 10Z,  -0.30,  -1.69,  99.90,  -1.99,   0.00,
07/20 11Z,  -0.30,  -3.39,  99.90,  -3.69,   0.00,
07/20 12Z,  -0.30,  -4.98,  99.90,  -5.28,   0.00,
07/20 13Z,  -0.30,  -5.40,  99.90,  -5.70,   0.00,  (min)
07/20 14Z,  -0.30,  -4.24,  99.90,  -4.54,   0.00,
07/20 15Z,  -0.20,  -2.46,  99.90,  -2.66,   0.00,
07/20 16Z,  -0.10,  -1.33,  99.90,  -1.43,   0.00,
07/20 17Z,   0.00,  -1.02,  99.90,  -1.02,   0.00,  (max)
07/20 18Z,   0.00,  -1.02,  99.90,  -1.02,   0.00,
07/20 19Z,   0.00,  -1.32,  99.90,  -1.32,   0.00,
07/20 20Z,   0.00,  -2.39,  99.90,  -2.39,   0.00,
07/20 21Z,   0.00,  -4.48,  99.90,  -4.48,   0.00,
07/20 22Z,   0.00,  -7.58,  99.90,  -7.58,   0.00,
07/20 23Z,   0.00, -11.22,  99.90, -11.22,   0.00,
07/21 00Z,   0.00, -14.42,  99.90, -14.42,   0.00,
07/21 01Z,   0.00, -15.76,  99.90, -15.76,   0.00,  (min)
07/21 02Z,  -0.10, -14.19,  99.90, -14.29,   0.00,
07/21 03Z,  -0.10, -10.26,  99.90, -10.36,   0.00,
07/21 04Z,  -0.20,  -5.80,  99.90,  -6.00,   0.00,
07/21 05Z,  -0.20,  -2.35,  99.90,  -2.55,   0.00,
07/21 06Z,  -0.20,  -0.34,  99.90,  -0.54,   0.00,
07/21 07Z,  -0.30,   0.53,  99.90,   0.23,   0.00,
07/21 08Z,  -0.30,   0.67,  99.90,   0.37,   0.00,  (max)
07/21 09Z,  -0.30,   0.61,  99.90,   0.31,   0.00,
07/21 10Z,  -0.40,   0.15,  99.90,  -0.25,   0.00,
07/21 11Z,  -0.40,  -1.02,  99.90,  -1.42,   0.00,
07/21 12Z,  -0.40,  -2.79,  99.90,  -3.19,   0.00,
07/21 13Z,  -0.40,  -4.46,  99.90,  -4.86,   0.00,
07/21 14Z,  -0.40,  -4.95,  99.90,  -5.35,   0.00,  (min)
07/21 15Z,  -0.40,  -3.91,  99.90,  -4.31,   0.00,
07/21 16Z,  -0.40,  -2.35,  99.90,  -2.75,   0.00,
07/21 17Z,  -0.40,  -1.45,  99.90,  -1.85,   0.00,
07/21 18Z,  -0.40,  -1.30,  99.90,  -1.70,   0.00,
07/21 19Z,  -0.30,  -1.33,  99.90,  -1.63,   0.00,  (max)
07/21 20Z,  -0.30,  -1.72,  99.90,  -2.02,   0.00,
07/21 21Z,  -0.30,  -2.92,  99.90,  -3.22,   0.00,
07/21 22Z,  -0.30,  -5.19,  99.90,  -5.49,   0.00,
07/21 23Z,  -0.40,  -8.45,  99.90,  -8.85,   0.00,
07/22 00Z,  -0.40, -12.19,  99.90, -12.59,   0.00,
07/22 01Z,  -0.40, -15.35,  99.90, -15.75,   0.00,
07/22 02Z,  -0.50, -16.42,  99.90, -16.92,   0.00,  (min)
07/22 03Z,  -0.50, -14.45,  99.90, -14.95,   0.00,
07/22 04Z,  -0.50, -10.19,  99.90, -10.69,   0.00,
07/22 05Z,  -0.50,  -5.54,  99.90,  -6.04,   0.00,
07/22 06Z,  -0.50,  -1.98,  99.90,  -2.48,   0.00,
07/22 07Z,  -0.50,   0.11,  99.90,  -0.39,   0.00,
07/22 08Z,  -0.50,   1.01,  99.90,   0.51,   0.00,
07/22 09Z,  -0.60,   1.16,  99.90,   0.56,   0.00,
07/22 10Z,  -0.50,   1.09,  99.90,   0.59,   0.00,  (max)
07/22 11Z,  -0.60,   0.60,  99.90,   0.00,   0.00,
07/22 12Z,  -0.50,  -0.61,  99.90,  -1.11,   0.00,
07/22 13Z,  -0.50,  -2.47,  99.90,  -2.97,   0.00,
07/22 14Z,  -0.50,  -4.24,  99.90,  -4.74,   0.00,
07/22 15Z,  -0.50,  -4.78,  99.90,  -5.28,   0.00,  (min)
07/22 16Z,  -0.40,  -3.82,  99.90,  -4.22,   0.00,
07/22 17Z,  -0.40,  -2.42,  99.90,  -2.82,   0.00,
07/22 18Z,  -0.40,  -1.66,  99.90,  -2.06,   0.00,
07/22 19Z,  -0.40,  -1.58,  99.90,  -1.98,   0.00,
07/22 20Z,  -0.30,  -1.63,  99.90,  -1.93,   0.00,  (max)
07/22 21Z,  -0.30,  -2.06,  99.90,  -2.36,   0.00,
07/22 22Z,  -0.40,  -3.32,  99.90,  -3.72,   0.00,
07/22 23Z,  -0.40,  -5.64,  99.90,  -6.04,   0.00,
07/23 00Z,  -0.40,  -8.94,  99.90,  -9.34,   0.00,
07/23 01Z,  -0.40, -12.69,  99.90, -13.09,   0.00,
07/23 02Z,  -0.40, -15.76,  99.90, -16.16,   0.00,
07/23 03Z,  -0.30, -16.58,  99.90, -16.88,   0.00,  (min)
07/23 04Z,  -0.30, -14.33,  99.90, -14.63,   0.00,
07/23 05Z,  -0.20,  -9.89,  99.90, -10.09,   0.00,
07/23 06Z,  -0.20,  -5.21,  99.90,  -5.41,   0.00,
07/23 07Z,  -0.20,  -1.65,  99.90,  -1.85,   0.00,
07/23 08Z,  -0.10,   0.42,  99.90,   0.32,   0.00,
07/23 09Z,  -0.20,   1.31,  99.90,   1.11,   0.00,
07/23 10Z,  -0.20,   1.45,  99.90,   1.25,   0.00,  (max)
07/23 11Z,  -0.20,   1.36,  99.90,   1.16,   0.00,
07/23 12Z,  -0.20,   0.82,  99.90,   0.62,   0.00,
07/23 13Z,  -0.30,  -0.48,  99.90,  -0.78,   0.00,
07/23 14Z,  -0.30,  -2.46,  99.90,  -2.76,   0.00,
07/23 15Z,  -0.30,  -4.31,  99.90,  -4.61,   0.00,
07/23 16Z,  -0.30,  -4.87,  99.90,  -5.17,   0.00,  (min)
07/23 17Z,  -0.30,  -3.96,  99.90,  -4.26,   0.00,
07/23 18Z,  -0.30,  -2.63,  99.90,  -2.93,   0.00,
07/23 19Z,  99.90,  -1.92,  99.90,  99.90,   0.00,
07/23 20Z,  99.90,  -1.86,  99.90,  99.90,   0.00,
07/23 21Z,  99.90,  -1.92,  99.90,  99.90,   0.00,
07/23 22Z,  99.90,  -2.35,  99.90,  99.90,   0.00,
07/23 23Z,  99.90,  -3.58,  99.90,  99.90,   0.00,
07/24 00Z,  99.90,  -5.85,  99.90,  99.90,   0.00,