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 23:22:55 GMT (units in feet MHHW)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
04/19 06Z,   0.70, -15.04,  99.90, -14.34,   0.00,
04/19 07Z,   0.90, -18.71,  99.90, -17.81,   0.00,
04/19 08Z,   1.20, -21.34,  99.90, -20.14,   0.00,
04/19 09Z,   1.40, -22.13,  99.90, -20.73,   0.00,  (min)
04/19 10Z,   1.60, -20.47,  99.90, -18.87,   0.00,
04/19 11Z,   1.80, -16.55,  99.90, -14.75,   0.00,
04/19 12Z,   1.90, -11.40,  99.90,  -9.50,   0.00,
04/19 13Z,   1.90,  -6.29,  99.90,  -4.39,   0.00,
04/19 14Z,   1.80,  -2.19,  99.90,  -0.39,   0.00,
04/19 15Z,   1.60,   0.19,  99.90,   1.79,   0.00,
04/19 16Z,   1.40,   0.45,  99.90,   1.85,   0.00,  (max)
04/19 17Z,   1.20,  -1.30,  99.90,  -0.10,   0.00,
04/19 18Z,   1.40,  -4.40,  99.90,  -3.00,   0.00,
04/19 19Z,   1.40,  -8.07,  99.90,  -6.67,   0.00,
04/19 20Z,   1.50, -11.61,  99.90, -10.11,   0.00,
04/19 21Z,   1.60, -14.21,  99.90, -12.61,   0.00,
04/19 22Z,   1.70, -15.05,  99.90, -13.35,   0.00,  (min)
04/19 23Z,   1.80, -13.83,  99.90, -12.03,   0.00,
04/20 00Z,   1.90, -11.15,  99.90,  -9.25,   0.00,
04/20 01Z,   2.00,  -8.16,  99.90,  -6.16,   0.00,
04/20 02Z,   2.00,  -5.84,  99.90,  -3.84,   0.00,
04/20 03Z,   1.90,  -4.88,  99.90,  -2.98,   0.00,  (max)
04/20 04Z,   1.80,  -5.69,  99.90,  -3.89,   0.00,
04/20 05Z,   1.60,  -8.29,  99.90,  -6.69,   0.00,
04/20 06Z,   1.60, -12.11,  99.90, -10.51,   0.00,
04/20 07Z,   1.30, -16.28,  99.90, -14.98,   0.00,
04/20 08Z,   1.10, -20.01,  99.90, -18.91,   0.00,
04/20 09Z,   0.90, -22.52,  99.90, -21.62,   0.00,
04/20 10Z,   0.60, -22.98,  99.90, -22.38,   0.00,  (min)
04/20 11Z,   0.40, -20.82,  99.90, -20.42,   0.00,
04/20 12Z,   1.10, -16.39,  99.90, -15.29,   0.00,
04/20 13Z,   1.00, -10.83,  99.90,  -9.83,   0.00,
04/20 14Z,   1.00,  -5.42,  99.90,  -4.42,   0.00,
04/20 15Z,   0.80,  -1.17,  99.90,  -0.37,   0.00,
04/20 16Z,   0.70,   1.22,  99.90,   1.92,   0.00,
04/20 17Z,   0.80,   1.34,  99.90,   2.14,   0.00,  (max)
04/20 18Z,   1.20,  -0.63,  99.90,   0.57,   0.00,
04/20 19Z,   1.10,  -3.97,  99.90,  -2.87,   0.00,
04/20 20Z,   1.00,  -7.89,  99.90,  -6.89,   0.00,
04/20 21Z,   1.00, -11.63,  99.90, -10.63,   0.00,
04/20 22Z,   1.00, -14.32,  99.90, -13.32,   0.00,
04/20 23Z,   0.90, -15.09,  99.90, -14.19,   0.00,  (min)
04/21 00Z,   0.90, -13.74,  99.90, -12.84,   0.00,
04/21 01Z,   1.00, -11.00,  99.90, -10.00,   0.00,
04/21 02Z,   1.20,  -8.02,  99.90,  -6.82,   0.00,
04/21 03Z,   1.30,  -5.78,  99.90,  -4.48,   0.00,
04/21 04Z,   1.30,  -4.95,  99.90,  -3.65,   0.00,  (max)
04/21 05Z,   1.20,  -5.97,  99.90,  -4.77,   0.00,
04/21 06Z,   1.00,  -8.79,  99.90,  -7.79,   0.00,
04/21 07Z,   0.80, -12.78,  99.90, -11.98,   0.00,
04/21 08Z,   0.70, -17.07,  99.90, -16.37,   0.00,
04/21 09Z,   0.50, -20.83,  99.90, -20.33,   0.00,
04/21 10Z,   0.30, -23.26,  99.90, -22.96,   0.00,
04/21 11Z,   0.20, -23.45,  99.90, -23.25,   0.00,  (min)
04/21 12Z,   0.10, -20.91,  99.90, -20.81,   0.00,
04/21 13Z,   0.10, -16.13,  99.90, -16.03,   0.00,
04/21 14Z,   0.20, -10.31,  99.90, -10.11,   0.00,
04/21 15Z,   0.20,  -4.75,  99.90,  -4.55,   0.00,
04/21 16Z,   0.20,  -0.44,  99.90,  -0.24,   0.00,
04/21 17Z,   0.20,   1.89,  99.90,   2.09,   0.00,  (max)
04/21 18Z,   0.20,   1.84,  99.90,   2.04,   0.00,
04/21 19Z,   0.10,  -0.33,  99.90,  -0.23,   0.00,
04/21 20Z,   0.20,  -3.88,  99.90,  -3.68,   0.00,
04/21 21Z,   0.20,  -8.01,  99.90,  -7.81,   0.00,
04/21 22Z,   0.30, -11.92,  99.90, -11.62,   0.00,
04/21 23Z,   0.30, -14.63,  99.90, -14.33,   0.00,
04/22 00Z,   0.30, -15.29,  99.90, -14.99,   0.00,  (min)
04/22 01Z,   0.30, -13.80,  99.90, -13.50,   0.00,
04/22 02Z,   0.30, -10.96,  99.90, -10.66,   0.00,
04/22 03Z,   0.20,  -7.95,  99.90,  -7.75,   0.00,
04/22 04Z,   0.20,  -5.70,  99.90,  -5.50,   0.00,
04/22 05Z,   0.30,  -4.92,  99.90,  -4.62,   0.00,  (max)
04/22 06Z,   0.30,  -6.03,  99.90,  -5.73,   0.00,
04/22 07Z,   0.40,  -8.95,  99.90,  -8.55,   0.00,
04/22 08Z,   0.40, -13.02,  99.90, -12.62,   0.00,
04/22 09Z,   0.50, -17.36,  99.90, -16.86,   0.00,
04/22 10Z,   0.50, -21.16,  99.90, -20.66,   0.00,
04/22 11Z,   0.70, -23.52,  99.90, -22.82,   0.00,  (min)
04/22 12Z,   0.80, -23.51,  99.90, -22.71,   0.00,
04/22 13Z,   1.00, -20.73,  99.90, -19.73,   0.00,
04/22 14Z,   1.20, -15.76,  99.90, -14.56,   0.00,
04/22 15Z,   1.40,  -9.86,  99.90,  -8.46,   0.00,
04/22 16Z,   1.60,  -4.28,  99.90,  -2.68,   0.00,
04/22 17Z,   1.70,  -0.02,  99.90,   1.68,   0.00,
04/22 18Z,   1.60,   2.17,  99.90,   3.77,   0.00,  (max)
04/22 19Z,   1.50,   1.94,  99.90,   3.44,   0.00,
04/22 20Z,   1.50,  -0.41,  99.90,   1.09,   0.00,
04/22 21Z,   1.60,  -4.13,  99.90,  -2.53,   0.00,
04/22 22Z,   1.60,  -8.43,  99.90,  -6.83,   0.00,
04/22 23Z,   1.60, -12.44,  99.90, -10.84,   0.00,
04/23 00Z,   1.50, -15.12,  99.90, -13.62,   0.00,
04/23 01Z,   1.40, -15.65,  99.90, -14.25,   0.00,  (min)
04/23 02Z,   1.30, -14.00,  99.90, -12.70,   0.00,
04/23 03Z,   1.20, -11.05,  99.90,  -9.85,   0.00,
04/23 04Z,   1.10,  -7.96,  99.90,  -6.86,   0.00,
04/23 05Z,   1.00,  -5.64,  99.90,  -4.64,   0.00,
04/23 06Z,   1.00,  -4.82,  99.90,  -3.82,   0.00,  (max)
04/23 07Z,   1.10,  -5.91,  99.90,  -4.81,   0.00,
04/23 08Z,   1.30,  -8.82,  99.90,  -7.52,   0.00,
04/23 09Z,   1.40, -12.86,  99.90, -11.46,   0.00,
04/23 10Z,   1.50, -17.18,  99.90, -15.68,   0.00,
04/23 11Z,   1.60, -20.98,  99.90, -19.38,   0.00,
04/23 12Z,   1.60, -23.29,  99.90, -21.69,   0.00,  (min)
04/23 13Z,   1.60, -23.16,  99.90, -21.56,   0.00,
04/23 14Z,   1.60, -20.27,  99.90, -18.67,   0.00,
04/23 15Z,   1.50, -15.27,  99.90, -13.77,   0.00,
04/23 16Z,   1.30,  -9.45,  99.90,  -8.15,   0.00,
04/23 17Z,   1.20,  -3.99,  99.90,  -2.79,   0.00,
04/23 18Z,   1.20,   0.11,  99.90,   1.31,   0.00,
04/23 19Z,   1.10,   2.11,  99.90,   3.21,   0.00,  (max)
04/23 20Z,   1.20,   1.68,  99.90,   2.88,   0.00,
04/23 21Z,   1.40,  -0.84,  99.90,   0.56,   0.00,
04/23 22Z,   1.50,  -4.70,  99.90,  -3.20,   0.00,
04/23 23Z,   1.50,  -9.11,  99.90,  -7.61,   0.00,
04/24 00Z,   1.50, -13.18,  99.90, -11.68,   0.00,
04/24 01Z,   1.40, -15.80,  99.90, -14.40,   0.00,
04/24 02Z,   1.20, -16.15,  99.90, -14.95,   0.00,  (min)
04/24 03Z,   1.00, -14.34,  99.90, -13.34,   0.00,
04/24 04Z,   0.80, -11.28,  99.90, -10.48,   0.00,
04/24 05Z,   0.50,  -8.07,  99.90,  -7.57,   0.00,
04/24 06Z,   0.40,  -5.63,  99.90,  -5.23,   0.00,
04/24 07Z,   0.20,  -4.68,  99.90,  -4.48,   0.00,  (max)
04/24 08Z,   0.20,  -5.66,  99.90,  -5.46,   0.00,
04/24 09Z,   0.20,  -8.43,  99.90,  -8.23,   0.00,
04/24 10Z,   0.30, -12.34,  99.90, -12.04,   0.00,
04/24 11Z,   0.40, -16.58,  99.90, -16.18,   0.00,
04/24 12Z,   0.40, -20.34,  99.90, -19.94,   0.00,
04/24 13Z,   0.50, -22.60,  99.90, -22.10,   0.00,  (min)
04/24 14Z,   0.50, -22.42,  99.90, -21.92,   0.00,
04/24 15Z,   0.60, -19.53,  99.90, -18.93,   0.00,
04/24 16Z,   0.60, -14.66,  99.90, -14.06,   0.00,
04/24 17Z,   0.60,  -9.05,  99.90,  -8.45,   0.00,
04/24 18Z,   0.60,  -3.85,  99.90,  -3.25,   0.00,