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
#Portland, ME : 03/21/2025 18:22:56 GMT (units in feet HAT)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
03/20 00Z,   0.70,  -9.78,  -9.32,  99.90,  -0.24,
03/20 01Z,   0.70, -10.44, -10.02,  99.90,  -0.28,  (min)
03/20 02Z,   0.70, -10.17,  -9.75,  99.90,  -0.28,
03/20 03Z,   0.60,  -9.10,  -8.68,  99.90,  -0.18,
03/20 04Z,   0.60,  -7.47,  -7.06,  99.90,  -0.19,
03/20 05Z,   0.60,  -5.60,  -5.04,  99.90,  -0.04,
03/20 06Z,   0.50,  -4.01,  -3.51,  99.90,  -0.00,
03/20 07Z,   0.50,  -3.17,  -2.72,  99.90,  -0.05,  (max)
03/20 08Z,   0.50,  -3.26,  -2.77,  99.90,  -0.01,
03/20 09Z,   0.50,  -4.17,  -3.57,  99.90,   0.10,
03/20 10Z,   0.50,  -5.74,  -5.22,  99.90,   0.02,
03/20 11Z,   0.50,  -7.68,  -7.25,  99.90,  -0.07,
03/20 12Z,   0.50,  -9.51,  -9.14,  99.90,  -0.13,
03/20 13Z,   0.50, -10.70, -10.22,  99.90,  -0.02,
03/20 14Z,   0.50, -10.99, -10.54,  99.90,  -0.05,  (min)
03/20 15Z,   0.50, -10.43,  -9.96,  99.90,  -0.03,
03/20 16Z,   0.50,  -9.21,  -8.63,  99.90,   0.08,
03/20 17Z,   0.50,  -7.57,  -6.82,  99.90,   0.25,
03/20 18Z,   0.70,  -5.90,  -5.03,  99.90,   0.17,
03/20 19Z,   0.70,  -4.69,  -3.86,  99.90,   0.13,
03/20 20Z,   0.70,  -4.25,  -3.39,  99.90,   0.16,  (max)
03/20 21Z,   0.80,  -4.59,  -3.69,  99.90,   0.10,
03/20 22Z,   0.80,  -5.58,  -4.76,  99.90,   0.02,
03/20 23Z,   0.80,  -7.05,  -6.35,  99.90,  -0.10,
03/21 00Z,   0.90,  -8.63,  -7.95,  99.90,  -0.22,
03/21 01Z,   0.90,  -9.79,  -9.11,  99.90,  -0.22,
03/21 02Z,   0.90, -10.15,  -9.46,  99.90,  -0.21,  (min)
03/21 03Z,   0.90,  -9.66,  -8.98,  99.90,  -0.22,
03/21 04Z,   1.00,  -8.51,  -7.68,  99.90,  -0.17,
03/21 05Z,   1.00,  -6.92,  -5.89,  99.90,   0.03,
03/21 06Z,   1.00,  -5.21,  -4.19,  99.90,   0.02,
03/21 07Z,   1.00,  -3.88,  -2.91,  99.90,  -0.03,
03/21 08Z,   1.10,  -3.32,  -2.19,  99.90,   0.03,  (max)
03/21 09Z,   1.10,  -3.61,  -2.42,  99.90,   0.09,
03/21 10Z,   1.10,  -4.62,  -3.35,  99.90,   0.17,
03/21 11Z,   1.20,  -6.19,  -5.28,  99.90,  -0.29,
03/21 12Z,   1.20,  -8.02,  -7.01,  99.90,  -0.19,
03/21 13Z,   1.20,  -9.64,  -8.78,  99.90,  -0.34,
03/21 14Z,   1.20, -10.59,  -9.76,  99.90,  -0.37,
03/21 15Z,   1.10, -10.70,  -9.92,  99.90,  -0.32,  (min)
03/21 16Z,   1.10, -10.07,  -9.58,  99.90,  -0.61,
03/21 17Z,   1.00,  -8.87,  -7.99,  99.90,  -0.12,
03/21 18Z,   0.90,  -7.32,  -6.45,  99.90,  -0.03,
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
03/21 19Z,   0.80,  -5.83,  99.90,  -5.06,  -0.03,
03/21 20Z,   0.70,  -4.83,  99.90,  -4.17,  -0.04,
03/21 21Z,   0.60,  -4.55,  99.90,  -3.99,  -0.04,  (max)
03/21 22Z,   0.50,  -4.95,  99.90,  -4.50,  -0.05,
03/21 23Z,   0.40,  -5.93,  99.90,  -5.59,  -0.06,
03/22 00Z,   0.40,  -7.31,  99.90,  -6.98,  -0.06,
03/22 01Z,   0.30,  -8.73,  99.90,  -8.50,  -0.07,
03/22 02Z,   0.20,  -9.69,  99.90,  -9.56,  -0.07,
03/22 03Z,   0.20,  -9.88,  99.90,  -9.76,  -0.08,  (min)
03/22 04Z,   0.10,  -9.31,  99.90,  -9.29,  -0.08,
03/22 05Z,   0.20,  -8.16,  99.90,  -8.05,  -0.09,
03/22 06Z,   0.20,  -6.62,  99.90,  -6.52,  -0.10,
03/22 07Z,   0.30,  -5.05,  99.90,  -4.84,  -0.10,
03/22 08Z,   0.30,  -3.88,  99.90,  -3.68,  -0.10,
03/22 09Z,   0.30,  -3.47,  99.90,  -3.27,  -0.10,  (max)
03/22 10Z,   0.40,  -3.84,  99.90,  -3.54,  -0.10,
03/22 11Z,   0.40,  -4.87,  99.90,  -4.57,  -0.10,
03/22 12Z,   0.50,  -6.40,  99.90,  -6.00,  -0.10,
03/22 13Z,   0.50,  -8.15,  99.90,  -7.75,  -0.10,
03/22 14Z,   0.50,  -9.65,  99.90,  -9.25,  -0.10,
03/22 15Z,   0.50, -10.49,  99.90, -10.08,  -0.10,
03/22 16Z,   0.50, -10.53,  99.90, -10.13,  -0.10,  (min)
03/22 17Z,   0.50,  -9.89,  99.90,  -9.49,  -0.10,
03/22 18Z,   0.50,  -8.73,  99.90,  -8.32,  -0.10,
03/22 19Z,   0.60,  -7.24,  99.90,  -6.74,  -0.10,
03/22 20Z,   0.60,  -5.84,  99.90,  -5.33,  -0.10,
03/22 21Z,   0.70,  -4.92,  99.90,  -4.32,  -0.10,
03/22 22Z,   0.70,  -4.69,  99.90,  -4.09,  -0.10,  (max)
03/22 23Z,   0.70,  -5.10,  99.90,  -4.49,  -0.10,
03/23 00Z,   0.70,  -6.05,  99.90,  -5.45,  -0.10,
03/23 01Z,   0.60,  -7.39,  99.90,  -6.89,  -0.10,
03/23 02Z,   0.40,  -8.74,  99.90,  -8.44,  -0.10,
03/23 03Z,   0.30,  -9.62,  99.90,  -9.42,  -0.10,
03/23 04Z,   0.20,  -9.76,  99.90,  -9.66,  -0.10,  (min)
03/23 05Z,   0.10,  -9.19,  99.90,  -9.19,  -0.10,
03/23 06Z,   0.00,  -8.05,  99.90,  -8.15,  -0.10,
03/23 07Z,   0.00,  -6.54,  99.90,  -6.63,  -0.10,
03/23 08Z,   0.00,  -4.99,  99.90,  -5.09,  -0.10,
03/23 09Z,   0.00,  -3.88,  99.90,  -3.97,  -0.10,
03/23 10Z,   0.00,  -3.50,  99.90,  -3.59,  -0.10,  (max)
03/23 11Z,   0.00,  -3.87,  99.90,  -3.97,  -0.10,
03/23 12Z,   0.00,  -4.89,  99.90,  -4.99,  -0.10,
03/23 13Z,   0.00,  -6.43,  99.90,  -6.52,  -0.10,
03/23 14Z,   0.00,  -8.18,  99.90,  -8.28,  -0.10,
03/23 15Z,   0.00,  -9.68,  99.90,  -9.77,  -0.10,
03/23 16Z,   0.00, -10.51,  99.90, -10.60,  -0.10,
03/23 17Z,   0.00, -10.57,  99.90, -10.66,  -0.10,  (min)
03/23 18Z,   0.00,  -9.94,  99.90, -10.04,  -0.10,
03/23 19Z,   0.00,  -8.75,  99.90,  -8.85,  -0.10,
03/23 20Z,   0.10,  -7.23,  99.90,  -7.23,  -0.10,
03/23 21Z,   0.10,  -5.80,  99.90,  -5.79,  -0.10,
03/23 22Z,   0.10,  -4.86,  99.90,  -4.86,  -0.10,
03/23 23Z,   0.10,  -4.60,  99.90,  -4.60,  -0.10,  (max)
03/24 00Z,   0.10,  -5.00,  99.90,  -4.99,  -0.10,
03/24 01Z,   0.10,  -5.98,  99.90,  -5.97,  -0.10,
03/24 02Z,   0.10,  -7.38,  99.90,  -7.37,  -0.10,
03/24 03Z,   0.10,  -8.79,  99.90,  -8.78,  -0.10,
03/24 04Z,   0.10,  -9.71,  99.90,  -9.71,  -0.10,
03/24 05Z,   0.10,  -9.89,  99.90,  -9.89,  -0.10,  (min)
03/24 06Z,   0.10,  -9.34,  99.90,  -9.33,  -0.10,
03/24 07Z,   0.20,  -8.17,  99.90,  -8.06,  -0.10,
03/24 08Z,   0.30,  -6.57,  99.90,  -6.37,  -0.10,
03/24 09Z,   0.30,  -4.94,  99.90,  -4.73,  -0.10,
03/24 10Z,   0.40,  -3.76,  99.90,  -3.45,  -0.10,
03/24 11Z,   0.50,  -3.32,  99.90,  -2.92,  -0.10,  (max)
03/24 12Z,   0.50,  -3.67,  99.90,  -3.27,  -0.10,
03/24 13Z,   0.50,  -4.73,  99.90,  -4.32,  -0.10,
03/24 14Z,   0.60,  -6.36,  99.90,  -5.85,  -0.10,
03/24 15Z,   0.60,  -8.23,  99.90,  -7.73,  -0.10,
03/24 16Z,   0.60,  -9.83,  99.90,  -9.33,  -0.10,
03/24 17Z,   0.60, -10.74,  99.90, -10.24,  -0.10,
03/24 18Z,   0.60, -10.83,  99.90, -10.33,  -0.10,  (min)
03/24 19Z,   0.70, -10.16,  99.90,  -9.56,  -0.10,
03/24 20Z,   0.80,  -8.84,  99.90,  -8.14,  -0.10,
03/24 21Z,   0.80,  -7.16,  99.90,  -6.45,  -0.10,
03/24 22Z,   0.80,  -5.58,  99.90,  -4.88,  -0.10,
03/24 23Z,   0.70,  -4.55,  99.90,  -3.95,  -0.10,
03/25 00Z,   0.60,  -4.25,  99.90,  -3.75,  -0.10,  (max)
03/25 01Z,   0.50,  -4.68,  99.90,  -4.28,  -0.10,
03/25 02Z,   0.40,  -5.79,  99.90,  -5.49,  -0.10,
03/25 03Z,   0.30,  -7.38,  99.90,  -7.18,  -0.10,
03/25 04Z,   0.20,  -8.98,  99.90,  -8.87,  -0.10,
03/25 05Z,   0.30, -10.04,  99.90,  -9.83,  -0.10,
03/25 06Z,   0.30, -10.28,  99.90, -10.08,  -0.10,  (min)
03/25 07Z,   0.40,  -9.71,  99.90,  -9.40,  -0.10,
03/25 08Z,   0.50,  -8.41,  99.90,  -8.00,  -0.10,
03/25 09Z,   0.60,  -6.61,  99.90,  -6.10,  -0.10,
03/25 10Z,   0.60,  -4.78,  99.90,  -4.28,  -0.10,
03/25 11Z,   0.60,  -3.45,  99.90,  -2.95,  -0.10,
03/25 12Z,   0.60,  -2.94,  99.90,  -2.44,  -0.10,