EXTRA-TROPICAL  STORM  SURGE
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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
#Clarks Point, Nushagak Bay, AK : 04/20/2026 03:22:25 GMT (units in feet HAT)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
04/18 12Z,  -0.10, -10.68,  99.90, -10.78,   0.00,
04/18 13Z,  -0.10,  -6.84,  99.90,  -6.94,   0.00,
04/18 14Z,  -0.10,  -4.54,  99.90,  -4.64,   0.00,
04/18 15Z,   0.00,  -4.18,  99.90,  -4.18,   0.00,  (max)
04/18 16Z,   0.00,  -5.72,  99.90,  -5.72,   0.00,
04/18 17Z,   0.00,  -8.57,  99.90,  -8.57,   0.00,
04/18 18Z,   0.10, -11.97,  99.90, -11.87,   0.00,
04/18 19Z,   0.10, -15.26,  99.90, -15.16,   0.00,
04/18 20Z,   0.10, -17.74,  99.90, -17.64,   0.00,
04/18 21Z,   0.10, -18.61,  99.90, -18.51,   0.00,  (min)
04/18 22Z,   0.10, -17.48,  99.90, -17.38,   0.00,
04/18 23Z,   0.10, -14.84,  99.90, -14.74,   0.00,
04/19 00Z,   0.20, -11.78,  99.90, -11.58,   0.00,
04/19 01Z,   0.20,  -9.32,  99.90,  -9.12,   0.00,
04/19 02Z,   0.30,  -8.13,  99.90,  -7.83,   0.00,  (max)
04/19 03Z,   0.40,  -8.63,  99.90,  -8.23,   0.00,
04/19 04Z,   0.50, -10.91,  99.90, -10.41,   0.00,
04/19 05Z,   0.60, -14.46,  99.90, -13.86,   0.00,
04/19 06Z,   0.70, -18.46,  99.90, -17.76,   0.00,
04/19 07Z,   0.90, -22.13,  99.90, -21.23,   0.00,
04/19 08Z,   1.20, -24.76,  99.90, -23.56,   0.00,
04/19 09Z,   1.40, -25.55,  99.90, -24.15,   0.00,  (min)
04/19 10Z,   1.60, -23.89,  99.90, -22.29,   0.00,
04/19 11Z,   1.80, -19.97,  99.90, -18.17,   0.00,
04/19 12Z,   1.90, -14.82,  99.90, -12.92,   0.00,
04/19 13Z,   1.90,  -9.71,  99.90,  -7.81,   0.00,
04/19 14Z,   1.80,  -5.61,  99.90,  -3.81,   0.00,
04/19 15Z,   1.60,  -3.23,  99.90,  -1.63,   0.00,
04/19 16Z,   1.40,  -2.97,  99.90,  -1.57,   0.00,  (max)
04/19 17Z,   1.20,  -4.72,  99.90,  -3.52,   0.00,
04/19 18Z,   1.40,  -7.82,  99.90,  -6.42,   0.00,
04/19 19Z,   1.40, -11.49,  99.90, -10.09,   0.00,
04/19 20Z,   1.50, -15.03,  99.90, -13.53,   0.00,
04/19 21Z,   1.60, -17.63,  99.90, -16.03,   0.00,
04/19 22Z,   1.70, -18.47,  99.90, -16.77,   0.00,  (min)
04/19 23Z,   1.80, -17.25,  99.90, -15.45,   0.00,
04/20 00Z,   1.90, -14.57,  99.90, -12.67,   0.00,
04/20 01Z,   2.00, -11.58,  99.90,  -9.58,   0.00,
04/20 02Z,   2.00,  -9.26,  99.90,  -7.26,   0.00,
04/20 03Z,   2.00,  -8.30,  99.90,  -6.30,   0.00,  (max)
04/20 04Z,   2.00,  -9.11,  99.90,  -7.11,   0.00,
04/20 05Z,   1.90, -11.71,  99.90,  -9.81,   0.00,
04/20 06Z,   1.80, -15.53,  99.90, -13.73,   0.00,
04/20 07Z,   1.60, -19.70,  99.90, -18.10,   0.00,
04/20 08Z,   1.40, -23.43,  99.90, -22.03,   0.00,
04/20 09Z,   1.10, -25.94,  99.90, -24.84,   0.00,
04/20 10Z,   0.80, -26.40,  99.90, -25.60,   0.00,  (min)
04/20 11Z,   0.50, -24.24,  99.90, -23.74,   0.00,
04/20 12Z,   0.40, -19.81,  99.90, -19.41,   0.00,
04/20 13Z,   0.50, -14.25,  99.90, -13.75,   0.00,
04/20 14Z,   0.70,  -8.84,  99.90,  -8.14,   0.00,
04/20 15Z,   0.80,  -4.59,  99.90,  -3.79,   0.00,
04/20 16Z,   0.90,  -2.20,  99.90,  -1.30,   0.00,
04/20 17Z,   1.00,  -2.08,  99.90,  -1.08,   0.00,  (max)
04/20 18Z,   1.00,  -4.05,  99.90,  -3.05,   0.00,
04/20 19Z,   1.00,  -7.39,  99.90,  -6.39,   0.00,
04/20 20Z,   0.90, -11.31,  99.90, -10.41,   0.00,
04/20 21Z,   0.70, -15.05,  99.90, -14.35,   0.00,
04/20 22Z,   0.60, -17.74,  99.90, -17.14,   0.00,
04/20 23Z,   0.60, -18.51,  99.90, -17.91,   0.00,  (min)
04/21 00Z,   0.90, -17.16,  99.90, -16.26,   0.00,
04/21 01Z,   1.30, -14.42,  99.90, -13.12,   0.00,
04/21 02Z,   1.50, -11.44,  99.90,  -9.94,   0.00,
04/21 03Z,   1.70,  -9.20,  99.90,  -7.50,   0.00,
04/21 04Z,   1.60,  -8.37,  99.90,  -6.77,   0.00,  (max)
04/21 05Z,   1.30,  -9.39,  99.90,  -8.09,   0.00,
04/21 06Z,   1.10, -12.21,  99.90, -11.11,   0.00,
04/21 07Z,   0.90, -16.20,  99.90, -15.30,   0.00,
04/21 08Z,   0.70, -20.49,  99.90, -19.79,   0.00,
04/21 09Z,   0.50, -24.25,  99.90, -23.75,   0.00,
04/21 10Z,   0.30, -26.68,  99.90, -26.38,   0.00,
04/21 11Z,   0.20, -26.87,  99.90, -26.67,   0.00,  (min)
04/21 12Z,   0.10, -24.33,  99.90, -24.23,   0.00,
04/21 13Z,   0.00, -19.55,  99.90, -19.55,   0.00,
04/21 14Z,   0.00, -13.73,  99.90, -13.73,   0.00,
04/21 15Z,   0.00,  -8.17,  99.90,  -8.17,   0.00,
04/21 16Z,   0.00,  -3.86,  99.90,  -3.86,   0.00,
04/21 17Z,   0.00,  -1.53,  99.90,  -1.53,   0.00,  (max)
04/21 18Z,   0.00,  -1.58,  99.90,  -1.58,   0.00,
04/21 19Z,   0.00,  -3.75,  99.90,  -3.75,   0.00,
04/21 20Z,   0.10,  -7.30,  99.90,  -7.20,   0.00,
04/21 21Z,   0.10, -11.43,  99.90, -11.33,   0.00,
04/21 22Z,   0.20, -15.34,  99.90, -15.14,   0.00,
04/21 23Z,   0.20, -18.05,  99.90, -17.85,   0.00,
04/22 00Z,   0.10, -18.71,  99.90, -18.61,   0.00,  (min)
04/22 01Z,   0.00, -17.22,  99.90, -17.22,   0.00,
04/22 02Z,   0.00, -14.38,  99.90, -14.38,   0.00,
04/22 03Z,   0.00, -11.37,  99.90, -11.37,   0.00,
04/22 04Z,   0.00,  -9.12,  99.90,  -9.12,   0.00,
04/22 05Z,   0.00,  -8.34,  99.90,  -8.34,   0.00,  (max)
04/22 06Z,  -0.10,  -9.45,  99.90,  -9.55,   0.00,
04/22 07Z,  -0.10, -12.37,  99.90, -12.47,   0.00,
04/22 08Z,  -0.10, -16.44,  99.90, -16.54,   0.00,
04/22 09Z,   0.00, -20.78,  99.90, -20.78,   0.00,
04/22 10Z,   0.20, -24.58,  99.90, -24.38,   0.00,
04/22 11Z,   0.40, -26.94,  99.90, -26.54,   0.00,  (min)
04/22 12Z,   0.60, -26.93,  99.90, -26.33,   0.00,
04/22 13Z,   1.10, -24.15,  99.90, -23.05,   0.00,
04/22 14Z,   1.50, -19.18,  99.90, -17.68,   0.00,
04/22 15Z,   1.60, -13.28,  99.90, -11.68,   0.00,
04/22 16Z,   1.70,  -7.70,  99.90,  -6.00,   0.00,
04/22 17Z,   1.80,  -3.44,  99.90,  -1.64,   0.00,
04/22 18Z,   1.70,  -1.25,  99.90,   0.45,   0.00,  (max)
04/22 19Z,   1.70,  -1.48,  99.90,   0.22,   0.00,
04/22 20Z,   1.60,  -3.83,  99.90,  -2.23,   0.00,
04/22 21Z,   1.60,  -7.55,  99.90,  -5.95,   0.00,
04/22 22Z,   1.50, -11.85,  99.90, -10.35,   0.00,
04/22 23Z,   1.40, -15.86,  99.90, -14.46,   0.00,
04/23 00Z,   1.30, -18.54,  99.90, -17.24,   0.00,
04/23 01Z,   1.20, -19.07,  99.90, -17.87,   0.00,  (min)
04/23 02Z,   1.00, -17.42,  99.90, -16.42,   0.00,
04/23 03Z,   0.90, -14.47,  99.90, -13.57,   0.00,
04/23 04Z,   0.80, -11.38,  99.90, -10.58,   0.00,
04/23 05Z,   0.70,  -9.06,  99.90,  -8.36,   0.00,
04/23 06Z,   0.80,  -8.24,  99.90,  -7.44,   0.00,  (max)
04/23 07Z,   1.00,  -9.33,  99.90,  -8.33,   0.00,
04/23 08Z,   1.20, -12.24,  99.90, -11.04,   0.00,
04/23 09Z,   1.40, -16.28,  99.90, -14.88,   0.00,
04/23 10Z,   1.50, -20.60,  99.90, -19.10,   0.00,
04/23 11Z,   1.60, -24.40,  99.90, -22.80,   0.00,
04/23 12Z,   1.60, -26.71,  99.90, -25.11,   0.00,  (min)
04/23 13Z,   1.60, -26.58,  99.90, -24.98,   0.00,
04/23 14Z,   1.70, -23.69,  99.90, -21.99,   0.00,
04/23 15Z,   1.70, -18.69,  99.90, -16.99,   0.00,
04/23 16Z,   1.70, -12.87,  99.90, -11.17,   0.00,
04/23 17Z,   1.70,  -7.41,  99.90,  -5.71,   0.00,
04/23 18Z,   1.60,  -3.31,  99.90,  -1.71,   0.00,
04/23 19Z,  99.90,  -1.31,  99.90,  99.90,   0.00,
04/23 20Z,  99.90,  -1.74,  99.90,  99.90,   0.00,
04/23 21Z,  99.90,  -4.26,  99.90,  99.90,   0.00,
04/23 22Z,  99.90,  -8.12,  99.90,  99.90,   0.00,
04/23 23Z,  99.90, -12.53,  99.90,  99.90,   0.00,
04/24 00Z,  99.90, -16.60,  99.90,  99.90,   0.00,