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 : 03/22/2025 13:21:48 GMT (units in feet MLLW)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
03/20 18Z,   0.70,   6.09,   6.96,  99.90,   0.17,
03/20 19Z,   0.70,   7.30,   8.13,  99.90,   0.13,
03/20 20Z,   0.70,   7.74,   8.60,  99.90,   0.16,  (max)
03/20 21Z,   0.80,   7.40,   8.30,  99.90,   0.10,
03/20 22Z,   0.80,   6.41,   7.23,  99.90,   0.02,
03/20 23Z,   0.80,   4.94,   5.64,  99.90,  -0.10,
03/21 00Z,   0.90,   3.36,   4.04,  99.90,  -0.22,
03/21 01Z,   0.90,   2.20,   2.88,  99.90,  -0.22,
03/21 02Z,   0.90,   1.84,   2.53,  99.90,  -0.21,  (min)
03/21 03Z,   0.90,   2.33,   3.01,  99.90,  -0.22,
03/21 04Z,   1.00,   3.48,   4.31,  99.90,  -0.17,
03/21 05Z,   1.00,   5.07,   6.10,  99.90,   0.03,
03/21 06Z,   1.00,   6.78,   7.80,  99.90,   0.02,
03/21 07Z,   1.00,   8.11,   9.08,  99.90,  -0.03,
03/21 08Z,   1.10,   8.67,   9.80,  99.90,   0.03,  (max)
03/21 09Z,   1.10,   8.38,   9.57,  99.90,   0.09,
03/21 10Z,   1.10,   7.37,   8.64,  99.90,   0.17,
03/21 11Z,   1.20,   5.80,   6.71,  99.90,  -0.29,
03/21 12Z,   1.20,   3.97,   4.98,  99.90,  -0.19,
03/21 13Z,   1.20,   2.35,   3.21,  99.90,  -0.34,
03/21 14Z,   1.20,   1.40,   2.23,  99.90,  -0.37,
03/21 15Z,   1.10,   1.29,   2.07,  99.90,  -0.32,  (min)
03/21 16Z,   1.10,   1.92,   2.41,  99.90,  -0.61,
03/21 17Z,   1.00,   3.12,   4.00,  99.90,  -0.12,
03/21 18Z,   0.90,   4.67,   5.54,  99.90,  -0.03,
03/21 19Z,   0.90,   6.16,   7.03,  99.90,  -0.03,
03/21 20Z,   0.70,   7.16,   7.92,  99.90,   0.06,
03/21 21Z,   0.60,   7.44,   8.07,  99.90,   0.03,  (max)
03/21 22Z,   0.50,   7.04,   7.54,  99.90,   0.00,
03/21 23Z,   0.40,   6.06,   6.32,  99.90,  -0.14,
03/22 00Z,   0.40,   4.68,   4.92,  99.90,  -0.16,
03/22 01Z,   0.30,   3.26,   3.25,  99.90,  -0.31,
03/22 02Z,   0.20,   2.30,   2.31,  99.90,  -0.19,
03/22 03Z,   0.10,   2.11,   2.12,  99.90,  -0.09,  (min)
03/22 04Z,   0.10,   2.68,   2.67,  99.90,  -0.11,
03/22 05Z,   0.10,   3.83,   3.91,  99.90,  -0.02,
03/22 06Z,   0.10,   5.37,   5.53,  99.90,   0.06,
03/22 07Z,   0.10,   6.94,   7.35,  99.90,   0.31,
03/22 08Z,   0.10,   8.11,   8.57,  99.90,   0.36,
03/22 09Z,   0.10,   8.52,   8.95,  99.90,   0.33,  (max)
03/22 10Z,   0.10,   8.15,   8.68,  99.90,   0.43,
03/22 11Z,   0.10,   7.12,   7.62,  99.90,   0.40,
03/22 12Z,   0.20,   5.59,   5.97,  99.90,   0.18,
03/22 13Z,   0.20,   3.84,   4.11,  99.90,   0.07,
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
03/22 14Z,   0.30,   2.34,  99.90,   2.70,   0.06,
03/22 15Z,   0.30,   1.50,  99.90,   1.85,   0.05,
03/22 16Z,   0.30,   1.46,  99.90,   1.79,   0.03,  (min)
03/22 17Z,   0.40,   2.10,  99.90,   2.52,   0.02,
03/22 18Z,   0.40,   3.26,  99.90,   3.67,   0.01,
03/22 19Z,   0.50,   4.75,  99.90,   5.24,  -0.00,
03/22 20Z,   0.60,   6.15,  99.90,   6.74,  -0.02,
03/22 21Z,   0.70,   7.07,  99.90,   7.74,  -0.03,
03/22 22Z,   0.70,   7.30,  99.90,   7.96,  -0.04,  (max)
03/22 23Z,   0.70,   6.89,  99.90,   7.54,  -0.06,
03/23 00Z,   0.70,   5.94,  99.90,   6.57,  -0.07,
03/23 01Z,   0.60,   4.60,  99.90,   5.12,  -0.08,
03/23 02Z,   0.50,   3.25,  99.90,   3.66,  -0.08,
03/23 03Z,   0.30,   2.37,  99.90,   2.58,  -0.08,
03/23 04Z,   0.20,   2.23,  99.90,   2.35,  -0.08,  (min)
03/23 05Z,   0.10,   2.80,  99.90,   2.82,  -0.08,
03/23 06Z,   0.00,   3.94,  99.90,   3.86,  -0.08,
03/23 07Z,   0.00,   5.45,  99.90,   5.37,  -0.08,
03/23 08Z,  -0.10,   7.00,  99.90,   6.82,  -0.08,
03/23 09Z,  -0.10,   8.11,  99.90,   7.93,  -0.08,
03/23 10Z,  -0.10,   8.49,  99.90,   8.31,  -0.08,  (max)
03/23 11Z,   0.00,   8.12,  99.90,   8.04,  -0.08,
03/23 12Z,   0.00,   7.10,  99.90,   7.02,  -0.08,
03/23 13Z,  -0.10,   5.56,  99.90,   5.38,  -0.08,
03/23 14Z,  -0.10,   3.81,  99.90,   3.63,  -0.08,
03/23 15Z,  -0.10,   2.31,  99.90,   2.13,  -0.08,
03/23 16Z,  -0.20,   1.48,  99.90,   1.20,  -0.08,
03/23 17Z,  -0.20,   1.42,  99.90,   1.14,  -0.08,  (min)
03/23 18Z,  -0.20,   2.05,  99.90,   1.77,  -0.08,
03/23 19Z,  -0.10,   3.24,  99.90,   3.06,  -0.08,
03/23 20Z,  -0.10,   4.76,  99.90,   4.58,  -0.08,
03/23 21Z,   0.00,   6.19,  99.90,   6.11,  -0.08,
03/23 22Z,   0.00,   7.13,  99.90,   7.05,  -0.08,
03/23 23Z,   0.00,   7.39,  99.90,   7.31,  -0.08,  (max)
03/24 00Z,   0.00,   6.99,  99.90,   6.91,  -0.08,
03/24 01Z,   0.00,   6.01,  99.90,   5.93,  -0.08,
03/24 02Z,   0.00,   4.61,  99.90,   4.53,  -0.08,
03/24 03Z,   0.00,   3.20,  99.90,   3.12,  -0.08,
03/24 04Z,   0.00,   2.28,  99.90,   2.20,  -0.08,
03/24 05Z,   0.00,   2.10,  99.90,   2.02,  -0.08,  (min)
03/24 06Z,   0.00,   2.65,  99.90,   2.57,  -0.08,
03/24 07Z,   0.00,   3.82,  99.90,   3.74,  -0.08,
03/24 08Z,   0.00,   5.42,  99.90,   5.34,  -0.08,
03/24 09Z,   0.20,   7.05,  99.90,   7.17,  -0.08,
03/24 10Z,   0.30,   8.23,  99.90,   8.45,  -0.08,
03/24 11Z,   0.40,   8.67,  99.90,   8.98,  -0.08,  (max)
03/24 12Z,   0.40,   8.32,  99.90,   8.64,  -0.08,
03/24 13Z,   0.50,   7.26,  99.90,   7.68,  -0.08,
03/24 14Z,   0.50,   5.63,  99.90,   6.05,  -0.08,
03/24 15Z,   0.50,   3.76,  99.90,   4.18,  -0.08,
03/24 16Z,   0.50,   2.16,  99.90,   2.57,  -0.08,
03/24 17Z,   0.50,   1.25,  99.90,   1.67,  -0.08,  (min)
03/24 18Z,   0.60,   1.16,  99.90,   1.68,  -0.08,
03/24 19Z,   0.60,   1.83,  99.90,   2.35,  -0.08,
03/24 20Z,   0.80,   3.15,  99.90,   3.87,  -0.08,
03/24 21Z,   0.90,   4.83,  99.90,   5.65,  -0.08,
03/24 22Z,   1.00,   6.41,  99.90,   7.33,  -0.08,
03/24 23Z,   1.00,   7.44,  99.90,   8.36,  -0.08,
03/25 00Z,   0.80,   7.74,  99.90,   8.46,  -0.08,  (max)
03/25 01Z,   0.50,   7.31,  99.90,   7.73,  -0.08,
03/25 02Z,   0.40,   6.20,  99.90,   6.52,  -0.08,
03/25 03Z,   0.20,   4.61,  99.90,   4.73,  -0.08,
03/25 04Z,   0.00,   3.01,  99.90,   2.93,  -0.08,
03/25 05Z,   0.00,   1.95,  99.90,   1.87,  -0.08,
03/25 06Z,   0.00,   1.71,  99.90,   1.62,  -0.08,  (min)
03/25 07Z,   0.00,   2.28,  99.90,   2.20,  -0.08,
03/25 08Z,   0.20,   3.58,  99.90,   3.70,  -0.08,
03/25 09Z,   0.30,   5.38,  99.90,   5.60,  -0.08,
03/25 10Z,   0.40,   7.21,  99.90,   7.53,  -0.08,
03/25 11Z,   0.40,   8.54,  99.90,   8.86,  -0.08,
03/25 12Z,   0.40,   9.05,  99.90,   9.37,  -0.08,  (max)
03/25 13Z,   0.40,   8.69,  99.90,   9.01,  -0.08,
03/25 14Z,   0.30,   7.52,  99.90,   7.74,  -0.08,
03/25 15Z,   0.30,   5.67,  99.90,   5.89,  -0.08,
03/25 16Z,   0.10,   3.56,  99.90,   3.58,  -0.08,
03/25 17Z,   0.10,   1.79,  99.90,   1.81,  -0.08,
03/25 18Z,   0.00,   0.79,  99.90,   0.71,  -0.08,
03/25 19Z,   0.00,   0.72,  99.90,   0.64,  -0.08,  (min)
03/25 20Z,   0.00,   1.55,  99.90,   1.47,  -0.08,
03/25 21Z,   0.00,   3.13,  99.90,   3.05,  -0.08,
03/25 22Z,   0.10,   5.10,  99.90,   5.12,  -0.08,
03/25 23Z,   0.20,   6.89,  99.90,   7.01,  -0.08,
03/26 00Z,   0.30,   8.02,  99.90,   8.24,  -0.08,
03/26 01Z,   0.30,   8.32,  99.90,   8.54,  -0.08,  (max)
03/26 02Z,   0.20,   7.75,  99.90,   7.87,  -0.08,
03/26 03Z,   0.20,   6.37,  99.90,   6.49,  -0.08,
03/26 04Z,   0.10,   4.46,  99.90,   4.48,  -0.08,
03/26 05Z,   0.10,   2.60,  99.90,   2.62,  -0.08,
03/26 06Z,   0.10,   1.37,  99.90,   1.39,  -0.08,