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
#Seattle, WA : 02/19/2025 12:21:30 GMT (units in feet HAT)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
02/17 12Z,   0.60,  -6.59,  -6.51,  99.90,  -0.52,
02/17 13Z,   0.60,  -4.71,  -4.50,  99.90,  -0.39,
02/17 14Z,   0.50,  -3.06,  -2.68,  99.90,  -0.12,
02/17 15Z,   0.50,  -2.04,  -1.58,  99.90,  -0.04,
02/17 16Z,   0.50,  -1.94,  -1.52,  99.90,  -0.08,  (max)
02/17 17Z,   0.50,  -2.81,  -2.36,  99.90,  -0.05,
02/17 18Z,   0.50,  -4.42,  -3.76,  99.90,   0.16,
02/17 19Z,   0.50,  -6.48,  -5.81,  99.90,   0.17,
02/17 20Z,   0.50,  -8.58,  -8.04,  99.90,   0.04,
02/17 21Z,   0.50, -10.23,  -9.74,  99.90,  -0.01,
02/17 22Z,   0.50, -10.98, -10.51,  99.90,  -0.03,  (min)
02/17 23Z,   0.40, -10.69, -10.26,  99.90,   0.03,
02/18 00Z,   0.50,  -9.57,  -9.30,  99.90,  -0.23,
02/18 01Z,   0.50,  -8.00,  -7.92,  99.90,  -0.42,
02/18 02Z,   0.40,  -6.38,  -6.34,  99.90,  -0.36,
02/18 03Z,   0.40,  -5.07,  -5.06,  99.90,  -0.39,
02/18 04Z,   0.40,  -4.40,  -4.42,  99.90,  -0.42,  (max)
02/18 05Z,   0.40,  -4.50,  -4.55,  99.90,  -0.45,
02/18 06Z,   0.40,  -5.20,  -5.21,  99.90,  -0.41,
02/18 07Z,   0.40,  -6.23,  -6.19,  99.90,  -0.36,
02/18 08Z,   0.40,  -7.32,  -7.39,  99.90,  -0.47,
02/18 09Z,   0.30,  -8.14,  -8.37,  99.90,  -0.53,
02/18 10Z,   0.30,  -8.36,  -8.67,  99.90,  -0.61,  (min)
02/18 11Z,   0.30,  -7.81,  -8.13,  99.90,  -0.62,
02/18 12Z,   0.20,  -6.64,  -7.00,  99.90,  -0.56,
02/18 13Z,   0.10,  -5.19,  -5.50,  99.90,  -0.41,
02/18 14Z,   0.10,  -3.76,  -3.93,  99.90,  -0.27,
02/18 15Z,   0.10,  -2.67,  -2.73,  99.90,  -0.16,
02/18 16Z,   0.10,  -2.22,  -2.24,  99.90,  -0.12,  (max)
02/18 17Z,   0.10,  -2.64,  -2.70,  99.90,  -0.16,
02/18 18Z,   0.00,  -3.89,  -3.77,  99.90,   0.12,
02/18 19Z,   0.00,  -5.72,  -5.54,  99.90,   0.18,
02/18 20Z,   0.00,  -7.81,  -7.76,  99.90,   0.05,
02/18 21Z,   0.00,  -9.75,  -9.76,  99.90,  -0.01,
02/18 22Z,   0.00, -11.09, -11.05,  99.90,   0.04,
02/18 23Z,   0.00, -11.47, -11.37,  99.90,   0.10,  (min)
02/19 00Z,   0.00, -10.88, -10.75,  99.90,   0.13,
02/19 01Z,   0.00,  -9.60,  -9.69,  99.90,  -0.09,
02/19 02Z,   0.00,  -8.01,  -8.16,  99.90,  -0.15,
02/19 03Z,   0.00,  -6.44,  -6.59,  99.90,  -0.15,
02/19 04Z,   0.00,  -5.22,  -5.39,  99.90,  -0.17,
02/19 05Z,   0.00,  -4.60,  -4.75,  99.90,  -0.15,
02/19 06Z,   0.00,  -4.63,  -4.74,  99.90,  -0.11,  (max)
02/19 07Z,   0.00,  -5.12,  -5.09,  99.90,   0.03,
02/19 08Z,   0.00,  -5.81,  -5.67,  99.90,   0.14,
02/19 09Z,   0.00,  -6.49,  -6.40,  99.90,   0.09,
02/19 10Z,   0.00,  -6.92,  -6.91,  99.90,   0.01,  (min)
02/19 11Z,   0.00,  -6.88,  -6.84,  99.90,   0.04,
02/19 12Z,   0.10,  -6.29,  -6.21,  99.90,  -0.02,
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
02/19 13Z,   0.10,  -5.34,  99.90,  -5.27,  -0.04,
02/19 14Z,   0.10,  -4.29,  99.90,  -4.25,  -0.05,
02/19 15Z,   0.10,  -3.37,  99.90,  -3.34,  -0.07,
02/19 16Z,   0.20,  -2.78,  99.90,  -2.66,  -0.08,  (max)
02/19 17Z,   0.20,  -2.79,  99.90,  -2.68,  -0.09,
02/19 18Z,   0.20,  -3.55,  99.90,  -3.46,  -0.11,
02/19 19Z,   0.20,  -4.99,  99.90,  -4.91,  -0.12,
02/19 20Z,   0.30,  -6.85,  99.90,  -6.69,  -0.14,
02/19 21Z,   0.30,  -8.83,  99.90,  -8.68,  -0.15,
02/19 22Z,   0.30, -10.55,  99.90, -10.42,  -0.17,
02/19 23Z,   0.40, -11.61,  99.90, -11.39,  -0.18,
02/20 00Z,   0.40, -11.74,  99.90, -11.53,  -0.20,  (min)
02/20 01Z,   0.50, -10.99,  99.90, -10.68,  -0.20,
02/20 02Z,   0.50,  -9.66,  99.90,  -9.36,  -0.20,
02/20 03Z,   0.60,  -8.10,  99.90,  -7.69,  -0.20,
02/20 04Z,   0.50,  -6.58,  99.90,  -6.28,  -0.20,
02/20 05Z,   0.50,  -5.39,  99.90,  -5.09,  -0.20,
02/20 06Z,   0.50,  -4.73,  99.90,  -4.42,  -0.20,
02/20 07Z,   0.40,  -4.59,  99.90,  -4.39,  -0.20,  (max)
02/20 08Z,   0.40,  -4.79,  99.90,  -4.59,  -0.20,
02/20 09Z,   0.30,  -5.14,  99.90,  -5.03,  -0.20,
02/20 10Z,   0.30,  -5.49,  99.90,  -5.39,  -0.20,
02/20 11Z,   0.30,  -5.70,  99.90,  -5.59,  -0.20,  (min)
02/20 12Z,   0.20,  -5.59,  99.90,  -5.59,  -0.20,
02/20 13Z,   0.20,  -5.16,  99.90,  -5.16,  -0.20,
02/20 14Z,   0.20,  -4.55,  99.90,  -4.55,  -0.20,
02/20 15Z,   0.10,  -3.94,  99.90,  -4.04,  -0.20,
02/20 16Z,   0.10,  -3.45,  99.90,  -3.54,  -0.20,
02/20 17Z,   0.10,  -3.22,  99.90,  -3.32,  -0.20,  (max)
02/20 18Z,   0.00,  -3.49,  99.90,  -3.69,  -0.20,
02/20 19Z,   0.00,  -4.41,  99.90,  -4.60,  -0.20,
02/20 20Z,   0.00,  -5.87,  99.90,  -6.07,  -0.20,
02/20 21Z,   0.00,  -7.66,  99.90,  -7.85,  -0.20,
02/20 22Z,   0.00,  -9.49,  99.90,  -9.69,  -0.20,
02/20 23Z,   0.00, -11.04,  99.90, -11.23,  -0.20,
02/21 00Z,   0.00, -11.93,  99.90, -12.12,  -0.20,
02/21 01Z,   0.00, -11.94,  99.90, -12.13,  -0.20,  (min)
02/21 02Z,  -0.10, -11.15,  99.90, -11.44,  -0.20,
02/21 03Z,  -0.10,  -9.84,  99.90, -10.14,  -0.20,
02/21 04Z,  -0.10,  -8.30,  99.90,  -8.60,  -0.20,
02/21 05Z,  -0.10,  -6.77,  99.90,  -7.07,  -0.20,
02/21 06Z,  -0.10,  -5.52,  99.90,  -5.81,  -0.20,
02/21 07Z,  -0.10,  -4.72,  99.90,  -5.01,  -0.20,
02/21 08Z,   0.00,  -4.35,  99.90,  -4.55,  -0.20,
02/21 09Z,   0.00,  -4.26,  99.90,  -4.46,  -0.20,  (max)
02/21 10Z,   0.00,  -4.34,  99.90,  -4.54,  -0.20,
02/21 11Z,   0.00,  -4.52,  99.90,  -4.71,  -0.20,
02/21 12Z,   0.00,  -4.68,  99.90,  -4.88,  -0.20,
02/21 13Z,   0.00,  -4.70,  99.90,  -4.90,  -0.20,  (min)
02/21 14Z,   0.00,  -4.54,  99.90,  -4.73,  -0.20,
02/21 15Z,   0.00,  -4.28,  99.90,  -4.48,  -0.20,
02/21 16Z,   0.00,  -4.01,  99.90,  -4.21,  -0.20,
02/21 17Z,   0.00,  -3.78,  99.90,  -3.97,  -0.20,
02/21 18Z,   0.00,  -3.72,  99.90,  -3.92,  -0.20,  (max)
02/21 19Z,   0.00,  -4.09,  99.90,  -4.29,  -0.20,
02/21 20Z,   0.00,  -5.01,  99.90,  -5.21,  -0.20,
02/21 21Z,   0.00,  -6.42,  99.90,  -6.61,  -0.20,
02/21 22Z,   0.00,  -8.12,  99.90,  -8.31,  -0.20,
02/21 23Z,   0.00,  -9.87,  99.90, -10.07,  -0.20,
02/22 00Z,   0.00, -11.36,  99.90, -11.56,  -0.20,
02/22 01Z,   0.00, -12.22,  99.90, -12.42,  -0.20,
02/22 02Z,   0.00, -12.23,  99.90, -12.43,  -0.20,  (min)
02/22 03Z,   0.00, -11.46,  99.90, -11.65,  -0.20,
02/22 04Z,   0.00, -10.15,  99.90, -10.35,  -0.20,
02/22 05Z,   0.10,  -8.56,  99.90,  -8.65,  -0.20,
02/22 06Z,   0.10,  -6.92,  99.90,  -7.01,  -0.20,
02/22 07Z,   0.10,  -5.51,  99.90,  -5.60,  -0.20,
02/22 08Z,   0.10,  -4.51,  99.90,  -4.60,  -0.20,
02/22 09Z,   0.10,  -3.91,  99.90,  -4.01,  -0.20,
02/22 10Z,   0.10,  -3.61,  99.90,  -3.71,  -0.20,
02/22 11Z,   0.10,  -3.57,  99.90,  -3.67,  -0.20,  (max)
02/22 12Z,   0.10,  -3.76,  99.90,  -3.86,  -0.20,
02/22 13Z,   0.10,  -4.06,  99.90,  -4.16,  -0.20,
02/22 14Z,   0.10,  -4.31,  99.90,  -4.41,  -0.20,
02/22 15Z,   0.10,  -4.42,  99.90,  -4.52,  -0.20,  (min)
02/22 16Z,   0.10,  -4.41,  99.90,  -4.51,  -0.20,
02/22 17Z,   0.10,  -4.30,  99.90,  -4.39,  -0.20,
02/22 18Z,   0.10,  -4.12,  99.90,  -4.22,  -0.20,
02/22 19Z,   0.10,  -4.06,  99.90,  -4.16,  -0.20,  (max)
02/22 20Z,   0.10,  -4.39,  99.90,  -4.49,  -0.20,
02/22 21Z,   0.10,  -5.27,  99.90,  -5.37,  -0.20,
02/22 22Z,   0.10,  -6.64,  99.90,  -6.73,  -0.20,
02/22 23Z,   0.10,  -8.33,  99.90,  -8.43,  -0.20,
02/23 00Z,   0.10, -10.15,  99.90, -10.24,  -0.20,