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
#Nikiski, AK : 03/23/2025 23:23:42 GMT (units in feet HAT)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
03/22 06Z,   0.30, -12.21, -11.10,  99.90,   0.81,
03/22 07Z,   0.30, -11.16, -10.29,  99.90,   0.57,  (max)
03/22 08Z,   0.30, -11.01, -10.48,  99.90,   0.23,
03/22 09Z,   0.30, -11.99, -11.55,  99.90,   0.14,
03/22 10Z,   0.30, -13.56, -12.94,  99.90,   0.32,
03/22 11Z,   0.20, -14.83, -14.13,  99.90,   0.50,
03/22 12Z,   0.30, -15.40, -14.87,  99.90,   0.23,
03/22 13Z,   0.30, -15.43, -14.87,  99.90,   0.26,  (min)
03/22 14Z,   0.20, -14.69, -14.03,  99.90,   0.46,
03/22 15Z,   0.20, -12.92, -12.81,  99.90,  -0.09,
03/22 16Z,   0.10, -10.96, -11.55,  99.90,  -0.69,
03/22 17Z,   0.10,  -9.94, -10.43,  99.90,  -0.59,
03/22 18Z,   0.10,  -9.85,  -9.82,  99.90,  -0.07,  (max)
03/22 19Z,   0.10, -10.23, -10.02,  99.90,   0.11,
03/22 20Z,   0.00, -11.16, -11.10,  99.90,   0.06,
03/22 21Z,   0.00, -12.88, -12.82,  99.90,   0.06,
03/22 22Z,   0.00, -15.15, -15.00,  99.90,   0.15,
03/22 23Z,   0.00, -17.32, -17.20,  99.90,   0.12,
03/23 00Z,   0.00, -18.92, -19.34,  99.90,  -0.42,
03/23 01Z,   0.00, -20.12, -20.86,  99.90,  -0.74,
03/23 02Z,   0.00, -20.85, -21.32,  99.90,  -0.47,  (min)
03/23 03Z,   0.00, -20.40, -20.39,  99.90,   0.01,
03/23 04Z,   0.00, -18.70, -18.56,  99.90,   0.14,
03/23 05Z,   0.00, -16.70, -16.32,  99.90,   0.38,
03/23 06Z,   0.00, -14.88, -14.03,  99.90,   0.85,
03/23 07Z,   0.00, -13.05, -12.07,  99.90,   0.98,
03/23 08Z,   0.00, -11.45, -10.76,  99.90,   0.69,
03/23 09Z,   0.00, -10.78, -10.20,  99.90,   0.58,  (max)
03/23 10Z,   0.00, -11.27, -10.48,  99.90,   0.79,
03/23 11Z,   0.00, -12.45, -11.41,  99.90,   1.04,
03/23 12Z,   0.00, -13.56, -12.53,  99.90,   1.03,
03/23 13Z,   0.00, -14.39, -13.63,  99.90,   0.76,
03/23 14Z,   0.00, -15.03, -14.26,  99.90,   0.77,
03/23 15Z,   0.00, -14.98, -14.32,  99.90,   0.66,  (min)
03/23 16Z,   0.00, -13.80, -13.77,  99.90,   0.03,
03/23 17Z,   0.00, -12.29, -12.85,  99.90,  -0.56,
03/23 18Z,   0.00, -11.35, -11.90,  99.90,  -0.55,
03/23 19Z,   0.10, -10.87, -11.16,  99.90,  -0.39,
03/23 20Z,   0.10, -10.60, -10.86,  99.90,  -0.36,  (max)
03/23 21Z,   0.10, -10.92, -11.26,  99.90,  -0.44,
03/23 22Z,   0.00, -12.17,  99.90,  99.90,  99.90,
03/23 23Z,   0.10, -14.14, -14.12,  99.90,  -0.08,
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
03/24 00Z,   0.10, -16.25,  99.90, -16.21,  -0.06,
03/24 01Z,   0.10, -18.16,  99.90, -18.10,  -0.04,
03/24 02Z,   0.20, -20.01,  99.90, -19.83,  -0.02,
03/24 03Z,   0.20, -21.43,  99.90, -21.23,   0.00,  (min)
03/24 04Z,   0.20, -21.43,  99.90, -21.21,   0.02,
03/24 05Z,   0.20, -19.92,  99.90, -19.68,   0.04,
03/24 06Z,   0.20, -17.80,  99.90, -17.54,   0.06,
03/24 07Z,   0.30, -15.48,  99.90, -15.10,   0.08,
03/24 08Z,   0.40, -12.94,  99.90, -12.44,   0.10,
03/24 09Z,   0.40, -10.75,  99.90, -10.23,   0.12,
03/24 10Z,   0.40,  -9.73,  99.90,  -9.19,   0.14,  (max)
03/24 11Z,   0.40, -10.11,  99.90,  -9.55,   0.16,
03/24 12Z,   0.40, -11.40,  99.90, -10.84,   0.16,
03/24 13Z,   0.40, -12.90,  99.90, -12.34,   0.16,
03/24 14Z,   0.40, -14.45,  99.90, -13.89,   0.16,
03/24 15Z,   0.40, -15.90,  99.90, -15.34,   0.16,
03/24 16Z,   0.30, -16.39,  99.90, -15.94,   0.16,  (min)
03/24 17Z,   0.30, -15.42,  99.90, -14.96,   0.16,
03/24 18Z,   0.20, -13.77,  99.90, -13.41,   0.16,
03/24 19Z,   0.20, -12.29,  99.90, -11.93,   0.16,
03/24 20Z,   0.10, -10.97,  99.90, -10.71,   0.16,
03/24 21Z,   0.00,  -9.91,  99.90,  -9.75,   0.16,
03/24 22Z,   0.00,  -9.75,  99.90,  -9.59,   0.16,  (max)
03/24 23Z,   0.00, -10.87,  99.90, -10.71,   0.16,
03/25 00Z,  -0.10, -13.02,  99.90, -12.96,   0.16,
03/25 01Z,  -0.10, -15.58,  99.90, -15.52,   0.16,
03/25 02Z,  -0.10, -18.22,  99.90, -18.16,   0.16,
03/25 03Z,  -0.20, -20.90,  99.90, -20.94,   0.16,
03/25 04Z,  -0.30, -22.84,  99.90, -22.98,   0.16,
03/25 05Z,  -0.40, -22.86,  99.90, -23.10,   0.16,  (min)
03/25 06Z,  -0.50, -20.99,  99.90, -21.33,   0.16,
03/25 07Z,  -0.50, -18.20,  99.90, -18.55,   0.16,
03/25 08Z,  -0.50, -15.01,  99.90, -15.35,   0.16,
03/25 09Z,  -0.60, -11.70,  99.90, -12.15,   0.16,
03/25 10Z,  -0.60,  -9.15,  99.90,  -9.59,   0.16,
03/25 11Z,  -0.60,  -8.21,  99.90,  -8.65,   0.16,  (max)
03/25 12Z,  -0.60,  -9.02,  99.90,  -9.46,   0.16,
03/25 13Z,  -0.60, -10.93,  99.90, -11.37,   0.16,
03/25 14Z,  -0.60, -13.26,  99.90, -13.70,   0.16,
03/25 15Z,  -0.60, -15.75,  99.90, -16.19,   0.16,
03/25 16Z,  -0.60, -17.91,  99.90, -18.35,   0.16,
03/25 17Z,  -0.60, -18.57,  99.90, -19.01,   0.16,  (min)
03/25 18Z,  -0.60, -17.23,  99.90, -17.67,   0.16,
03/25 19Z,  -0.60, -14.85,  99.90, -15.29,   0.16,
03/25 20Z,  -0.50, -12.36,  99.90, -12.70,   0.16,
03/25 21Z,  -0.50, -10.02,  99.90, -10.36,   0.16,
03/25 22Z,  -0.40,  -8.32,  99.90,  -8.56,   0.16,
03/25 23Z,  -0.40,  -8.05,  99.90,  -8.29,   0.16,  (max)
03/26 00Z,  -0.40,  -9.52,  99.90,  -9.76,   0.16,
03/26 01Z,  -0.40, -12.31,  99.90, -12.55,   0.16,
03/26 02Z,  -0.40, -15.68,  99.90, -15.92,   0.16,
03/26 03Z,  -0.40, -19.21,  99.90, -19.45,   0.16,
03/26 04Z,  -0.40, -22.58,  99.90, -22.83,   0.16,
03/26 05Z,  -0.40, -24.63,  99.90, -24.87,   0.16,  (min)
03/26 06Z,  -0.40, -24.10,  99.90, -24.35,   0.16,
03/26 07Z,  -0.40, -21.31,  99.90, -21.56,   0.16,
03/26 08Z,  -0.30, -17.47,  99.90, -17.61,   0.16,
03/26 09Z,  -0.30, -13.31,  99.90, -13.45,   0.16,
03/26 10Z,  -0.30,  -9.48,  99.90,  -9.63,   0.16,
03/26 11Z,  -0.30,  -7.04,  99.90,  -7.18,   0.16,
03/26 12Z,  -0.30,  -6.75,  99.90,  -6.89,   0.16,  (max)
03/26 13Z,  -0.30,  -8.47,  99.90,  -8.61,   0.16,
03/26 14Z,  -0.30, -11.41,  99.90, -11.55,   0.16,
03/26 15Z,  -0.30, -14.77,  99.90, -14.92,   0.16,
03/26 16Z,  -0.40, -18.16,  99.90, -18.40,   0.16,
03/26 17Z,  -0.40, -20.69,  99.90, -20.93,   0.16,
03/26 18Z,  -0.50, -20.97,  99.90, -21.31,   0.16,  (min)
03/26 19Z,  -0.50, -18.71,  99.90, -19.05,   0.16,
03/26 20Z,  -0.50, -15.16,  99.90, -15.50,   0.16,
03/26 21Z,  -0.50, -11.47,  99.90, -11.81,   0.16,
03/26 22Z,  -0.50,  -8.25,  99.90,  -8.59,   0.16,
03/26 23Z,  -0.50,  -6.28,  99.90,  -6.62,   0.16,  (max)
03/27 00Z,  -0.50,  -6.37,  99.90,  -6.71,   0.16,
03/27 01Z,  -0.60,  -8.61,  99.90,  -9.05,   0.16,
03/27 02Z,  -0.60, -12.32,  99.90, -12.76,   0.16,
03/27 03Z,  -0.60, -16.61,  99.90, -17.05,   0.16,
03/27 04Z,  -0.60, -20.92,  99.90, -21.37,   0.16,
03/27 05Z,  -0.60, -24.61,  99.90, -25.05,   0.16,
03/27 06Z,  -0.70, -26.19,  99.90, -26.73,   0.16,  (min)
03/27 07Z,  -0.60, -24.56,  99.90, -25.00,   0.16,
03/27 08Z,  -0.60, -20.48,  99.90, -20.92,   0.16,
03/27 09Z,  -0.60, -15.48,  99.90, -15.92,   0.16,
03/27 10Z,  -0.60, -10.59,  99.90, -11.04,   0.16,
03/27 11Z,  -0.50,  -6.74,  99.90,  -7.08,   0.16,
03/27 12Z,  -0.50,  -4.98,  99.90,  -5.33,   0.16,  (max)
03/27 13Z,  -0.50,  -5.82,  99.90,  -6.16,   0.16,
03/27 14Z,  -0.50,  -8.81,  99.90,  -9.15,   0.16,
03/27 15Z,  -0.40, -12.92,  99.90, -13.16,   0.16,
03/27 16Z,  -0.40, -17.28,  99.90, -17.52,   0.16,
03/27 17Z,  -0.40, -21.28,  99.90, -21.52,   0.16,
03/27 18Z,  -0.40, -23.69,  99.90, -23.94,   0.16,