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
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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 : 06/30/2025 22:23:50 GMT (units in feet MHHW)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
06/29 06Z,   0.20,  -0.48,  -0.54,  99.90,  -0.26,
06/29 07Z,   0.20,  -1.97,  -1.82,  99.90,  -0.05,
06/29 08Z,   0.20,  -3.55,  -3.42,  99.90,  -0.07,
06/29 09Z,   0.20,  -4.70,  -4.59,  99.90,  -0.09,
06/29 10Z,   0.20,  -5.11,  -4.99,  99.90,  -0.08,  (min)
06/29 11Z,   0.10,  -4.83,  -4.67,  99.90,   0.06,
06/29 12Z,   0.10,  -4.05,  -3.92,  99.90,   0.03,
06/29 13Z,   0.10,  -3.09,  -3.05,  99.90,  -0.06,
06/29 14Z,   0.00,  -2.36,  -2.26,  99.90,   0.10,
06/29 15Z,   0.00,  -2.28,  -2.07,  99.90,   0.21,  (max)
06/29 16Z,   0.00,  -3.05,  -2.79,  99.90,   0.26,
06/29 17Z,   0.00,  -4.63,  -4.32,  99.90,   0.31,
06/29 18Z,   0.10,  -6.78,  -6.57,  99.90,   0.11,
06/29 19Z,   0.10,  -9.17,  -9.11,  99.90,  -0.04,
06/29 20Z,   0.10, -11.23, -11.33,  99.90,  -0.20,
06/29 21Z,   0.10, -12.37, -12.55,  99.90,  -0.28,  (min)
06/29 22Z,   0.10, -12.18, -12.30,  99.90,  -0.22,
06/29 23Z,   0.10, -10.74, -10.84,  99.90,  -0.20,
06/30 00Z,   0.10,  -8.42,  -8.52,  99.90,  -0.20,
06/30 01Z,   0.10,  -5.69,  -5.56,  99.90,   0.03,
06/30 02Z,   0.10,  -3.05,  -2.82,  99.90,   0.13,
06/30 03Z,   0.10,  -0.97,  -0.80,  99.90,   0.07,
06/30 04Z,   0.10,   0.25,   0.39,  99.90,   0.04,
06/30 05Z,   0.10,   0.55,   0.59,  99.90,  -0.06,  (max)
06/30 06Z,   0.10,   0.01,   0.03,  99.90,  -0.08,
06/30 07Z,   0.10,  -1.21,  -1.06,  99.90,   0.05,
06/30 08Z,   0.10,  -2.86,  -2.59,  99.90,   0.17,
06/30 09Z,   0.10,  -4.46,  -4.27,  99.90,   0.09,
06/30 10Z,   0.10,  -5.55,  -5.42,  99.90,   0.03,
06/30 11Z,   0.10,  -5.90,  -5.78,  99.90,   0.02,  (min)
06/30 12Z,   0.10,  -5.59,  -5.45,  99.90,   0.04,
06/30 13Z,   0.10,  -4.82,  -4.74,  99.90,  -0.02,
06/30 14Z,   0.10,  -3.88,  -3.84,  99.90,  -0.06,
06/30 15Z,   0.10,  -3.17,  -3.03,  99.90,   0.04,
06/30 16Z,   0.10,  -3.05,  -2.82,  99.90,   0.13,  (max)
06/30 17Z,   0.10,  -3.71,  -3.45,  99.90,   0.16,
06/30 18Z,   0.10,  -5.04,  -4.77,  99.90,   0.17,
06/30 19Z,   0.10,  -6.84,  -6.59,  99.90,   0.15,
06/30 20Z,   0.10,  -8.78,  -8.64,  99.90,   0.04,
06/30 21Z,   0.10, -10.34, -10.31,  99.90,  -0.07,
06/30 22Z,   0.10, -11.02, -11.00,  99.90,  -0.08,  (min)
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
06/30 23Z,   0.10, -10.55,  99.90, -10.53,  -0.08,
07/01 00Z,   0.20,  -9.05,  99.90,  -8.93,  -0.08,
07/01 01Z,   0.20,  -6.88,  99.90,  -6.76,  -0.08,
07/01 02Z,   0.20,  -4.44,  99.90,  -4.32,  -0.08,
07/01 03Z,   0.20,  -2.18,  99.90,  -2.06,  -0.08,
07/01 04Z,   0.20,  -0.51,  99.90,  -0.39,  -0.08,
07/01 05Z,   0.20,   0.29,  99.90,   0.41,  -0.08,
07/01 06Z,   0.30,   0.21,  99.90,   0.43,  -0.08,  (max)
07/01 07Z,   0.30,  -0.64,  99.90,  -0.43,  -0.08,
07/01 08Z,   0.30,  -2.10,  99.90,  -1.89,  -0.08,
07/01 09Z,   0.30,  -3.86,  99.90,  -3.65,  -0.09,
07/01 10Z,   0.30,  -5.46,  99.90,  -5.25,  -0.09,
07/01 11Z,   0.30,  -6.49,  99.90,  -6.28,  -0.09,
07/01 12Z,   0.30,  -6.80,  99.90,  -6.58,  -0.09,  (min)
07/01 13Z,   0.30,  -6.47,  99.90,  -6.25,  -0.09,
07/01 14Z,   0.30,  -5.68,  99.90,  -5.47,  -0.09,
07/01 15Z,   0.20,  -4.72,  99.90,  -4.61,  -0.09,
07/01 16Z,   0.20,  -3.95,  99.90,  -3.84,  -0.09,
07/01 17Z,   0.20,  -3.73,  99.90,  -3.62,  -0.09,  (max)
07/01 18Z,   0.20,  -4.17,  99.90,  -4.06,  -0.09,
07/01 19Z,   0.20,  -5.18,  99.90,  -5.06,  -0.09,
07/01 20Z,   0.20,  -6.54,  99.90,  -6.43,  -0.09,
07/01 21Z,   0.20,  -7.98,  99.90,  -7.87,  -0.09,
07/01 22Z,   0.20,  -9.06,  99.90,  -8.95,  -0.09,
07/01 23Z,   0.30,  -9.37,  99.90,  -9.16,  -0.09,  (min)
07/02 00Z,   0.30,  -8.74,  99.90,  -8.53,  -0.09,
07/02 01Z,   0.30,  -7.32,  99.90,  -7.11,  -0.09,
07/02 02Z,   0.30,  -5.41,  99.90,  -5.20,  -0.09,
07/02 03Z,   0.30,  -3.34,  99.90,  -3.12,  -0.09,
07/02 04Z,   0.40,  -1.49,  99.90,  -1.18,  -0.09,
07/02 05Z,   0.40,  -0.26,  99.90,   0.05,  -0.09,
07/02 06Z,   0.40,   0.12,  99.90,   0.43,  -0.09,  (max)
07/02 07Z,   0.40,  -0.33,  99.90,  -0.01,  -0.09,
07/02 08Z,   0.50,  -1.47,  99.90,  -1.06,  -0.09,
07/02 09Z,   0.50,  -3.13,  99.90,  -2.71,  -0.09,
07/02 10Z,   0.50,  -4.97,  99.90,  -4.56,  -0.09,
07/02 11Z,   0.40,  -6.56,  99.90,  -6.25,  -0.09,
07/02 12Z,   0.40,  -7.53,  99.90,  -7.22,  -0.09,
07/02 13Z,   0.40,  -7.77,  99.90,  -7.46,  -0.09,  (min)
07/02 14Z,   0.40,  -7.39,  99.90,  -7.07,  -0.09,
07/02 15Z,   0.40,  -6.54,  99.90,  -6.22,  -0.09,
07/02 16Z,   0.40,  -5.48,  99.90,  -5.16,  -0.09,
07/02 17Z,   0.40,  -4.59,  99.90,  -4.27,  -0.09,
07/02 18Z,   0.40,  -4.17,  99.90,  -3.86,  -0.09,  (max)
07/02 19Z,   0.40,  -4.32,  99.90,  -4.01,  -0.09,
07/02 20Z,   0.40,  -4.93,  99.90,  -4.62,  -0.09,
07/02 21Z,   0.40,  -5.84,  99.90,  -5.52,  -0.09,
07/02 22Z,   0.40,  -6.81,  99.90,  -6.50,  -0.09,
07/02 23Z,   0.40,  -7.50,  99.90,  -7.19,  -0.09,
07/03 00Z,   0.40,  -7.58,  99.90,  -7.26,  -0.09,  (min)
07/03 01Z,   0.40,  -6.94,  99.90,  -6.63,  -0.09,
07/03 02Z,   0.40,  -5.73,  99.90,  -5.41,  -0.09,
07/03 03Z,   0.40,  -4.16,  99.90,  -3.84,  -0.09,
07/03 04Z,   0.50,  -2.49,  99.90,  -2.07,  -0.09,
07/03 05Z,   0.50,  -1.07,  99.90,  -0.65,  -0.09,
07/03 06Z,   0.50,  -0.27,  99.90,   0.15,  -0.09,  (max)
07/03 07Z,   0.50,  -0.28,  99.90,   0.14,  -0.09,
07/03 08Z,   0.50,  -1.05,  99.90,  -0.63,  -0.09,
07/03 09Z,   0.50,  -2.44,  99.90,  -2.03,  -0.09,
07/03 10Z,   0.50,  -4.26,  99.90,  -3.85,  -0.09,
07/03 11Z,   0.50,  -6.17,  99.90,  -5.75,  -0.09,
07/03 12Z,   0.40,  -7.72,  99.90,  -7.41,  -0.09,
07/03 13Z,   0.40,  -8.61,  99.90,  -8.30,  -0.09,
07/03 14Z,   0.40,  -8.76,  99.90,  -8.45,  -0.09,  (min)
07/03 15Z,   0.40,  -8.26,  99.90,  -7.94,  -0.09,
07/03 16Z,   0.40,  -7.25,  99.90,  -6.94,  -0.09,
07/03 17Z,   0.40,  -6.02,  99.90,  -5.70,  -0.09,
07/03 18Z,   0.40,  -4.92,  99.90,  -4.61,  -0.09,
07/03 19Z,   0.40,  -4.26,  99.90,  -3.94,  -0.09,
07/03 20Z,   0.40,  -4.07,  99.90,  -3.76,  -0.09,  (max)
07/03 21Z,   0.40,  -4.29,  99.90,  -3.97,  -0.09,
07/03 22Z,   0.40,  -4.79,  99.90,  -4.47,  -0.09,
07/03 23Z,   0.40,  -5.40,  99.90,  -5.09,  -0.09,
07/04 00Z,   0.40,  -5.86,  99.90,  -5.54,  -0.09,
07/04 01Z,   0.40,  -5.87,  99.90,  -5.55,  -0.09,  (min)
07/04 02Z,   0.40,  -5.37,  99.90,  -5.05,  -0.09,
07/04 03Z,   0.40,  -4.44,  99.90,  -4.13,  -0.09,
07/04 04Z,   0.40,  -3.23,  99.90,  -2.92,  -0.09,
07/04 05Z,   0.40,  -1.95,  99.90,  -1.64,  -0.09,
07/04 06Z,   0.50,  -0.93,  99.90,  -0.51,  -0.09,
07/04 07Z,   0.50,  -0.51,  99.90,  -0.09,  -0.09,  (max)
07/04 08Z,   0.50,  -0.85,  99.90,  -0.44,  -0.09,
07/04 09Z,   0.50,  -1.90,  99.90,  -1.49,  -0.09,
07/04 10Z,   0.50,  -3.51,  99.90,  -3.09,  -0.09,
07/04 11Z,   0.40,  -5.46,  99.90,  -5.14,  -0.09,
07/04 12Z,   0.40,  -7.40,  99.90,  -7.09,  -0.09,
07/04 13Z,  99.90,  -8.91,  99.90,  99.90,  -0.09,
07/04 14Z,  99.90,  -9.68,  99.90,  99.90,  -0.09,
07/04 15Z,  99.90,  -9.66,  99.90,  99.90,  -0.09,
07/04 16Z,  99.90,  -8.95,  99.90,  99.90,  -0.09,
07/04 17Z,  99.90,  -7.70,  99.90,  99.90,  -0.09,
07/04 18Z,  99.90,  -6.21,  99.90,  99.90,  -0.09,