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

  • This website is considered EXPERIMENTAL, is supported on an 8x5 basis, and has no guarantee of availability.
  • The data located HERE are considered OPERATIONAL and are supported on a 24x7 basis.
About
Manual
Disclaimer
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
#Ketchikan, AK : 11/07/2025 13:21:39 GMT (units in feet HAT)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
11/05 18Z,   1.00,  -8.33,  -7.13,  99.90,   0.20,
11/05 19Z,   1.20,  -4.18,  -3.03,  99.90,  -0.05,
11/05 20Z,   1.40,  -1.34,  -0.35,  99.90,  -0.41,
11/05 21Z,   1.50,  -0.57,   0.39,  99.90,  -0.54,  (max)
11/05 22Z,   1.50,  -2.17,  -1.20,  99.90,  -0.53,
11/05 23Z,   1.50,  -5.97,  -5.04,  99.90,  -0.57,
11/06 00Z,   1.20, -11.19, -10.19,  99.90,  -0.20,
11/06 01Z,   1.40, -16.66, -15.57,  99.90,  -0.31,
11/06 02Z,   1.50, -21.06, -20.00,  99.90,  -0.44,
11/06 03Z,   1.50, -23.31, -22.28,  99.90,  -0.47,  (min)
11/06 04Z,   1.50, -22.92, -22.03,  99.90,  -0.61,
11/06 05Z,   1.40, -20.10, -19.36,  99.90,  -0.66,
11/06 06Z,   1.20, -15.66, -14.94,  99.90,  -0.48,
11/06 07Z,   1.30, -10.73, -10.01,  99.90,  -0.58,
11/06 08Z,   1.30,  -6.47,  -5.83,  99.90,  -0.66,
11/06 09Z,   1.30,  -3.83,  -3.09,  99.90,  -0.56,
11/06 10Z,   1.40,  -3.34,  -2.62,  99.90,  -0.68,  (max)
11/06 11Z,   1.40,  -5.07,  -4.30,  99.90,  -0.63,
11/06 12Z,   1.30,  -8.48,  -7.66,  99.90,  -0.48,
11/06 13Z,   1.30, -12.56, -11.81,  99.90,  -0.55,
11/06 14Z,   1.20, -16.08, -15.31,  99.90,  -0.43,
11/06 15Z,   1.20, -17.96, -17.12,  99.90,  -0.36,  (min)
11/06 16Z,   1.20, -17.60, -16.60,  99.90,  -0.20,
11/06 17Z,   1.10, -15.09, -14.08,  99.90,  -0.09,
11/06 18Z,   0.90, -11.10, -10.16,  99.90,   0.04,
11/06 19Z,   0.80,  -6.64,  -5.87,  99.90,  -0.03,
11/06 20Z,   0.70,  -2.82,  -2.25,  99.90,  -0.13,
11/06 21Z,   0.60,  -0.57,  -0.11,  99.90,  -0.14,  (max)
11/06 22Z,   0.60,  -0.53,  -0.14,  99.90,  -0.21,
11/06 23Z,   0.70,  -2.87,  -2.40,  99.90,  -0.23,
11/07 00Z,   0.50,  -7.25,  -6.85,  99.90,  -0.10,
11/07 01Z,   0.50, -12.78, -12.26,  99.90,   0.02,
11/07 02Z,   0.60, -18.17, -17.53,  99.90,   0.04,
11/07 03Z,   0.70, -22.14, -21.31,  99.90,   0.13,
11/07 04Z,   0.80, -23.74, -22.99,  99.90,  -0.05,  (min)
11/07 05Z,   0.80, -22.69, -22.07,  99.90,  -0.18,
11/07 06Z,   0.50, -19.40, -18.95,  99.90,  -0.05,
11/07 07Z,   0.50, -14.76, -14.38,  99.90,  -0.12,
11/07 08Z,   0.60,  -9.92,  -9.63,  99.90,  -0.31,
11/07 09Z,   0.60,  -5.98,  -5.74,  99.90,  -0.36,
11/07 10Z,   0.70,  -3.78,  -3.48,  99.90,  -0.40,  (max)
11/07 11Z,   0.80,  -3.75,  -3.51,  99.90,  -0.56,
11/07 12Z,   0.80,  -5.81,  -5.51,  99.90,  -0.50,
11/07 13Z,   0.80,  -9.30,  -8.97,  99.90,  -0.47,
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
11/07 14Z,   0.70, -13.16,  99.90, -12.91,  -0.44,
11/07 15Z,   0.60, -16.19,  99.90, -16.00,  -0.42,
11/07 16Z,   0.40, -17.43,  99.90, -17.42,  -0.39,  (min)
11/07 17Z,   0.30, -16.50,  99.90, -16.57,  -0.36,
11/07 18Z,   0.20, -13.66,  99.90, -13.79,  -0.34,
11/07 19Z,   0.20,  -9.65,  99.90,  -9.76,  -0.31,
11/07 20Z,   0.20,  -5.50,  99.90,  -5.59,  -0.29,
11/07 21Z,   0.20,  -2.22,  99.90,  -2.27,  -0.26,
11/07 22Z,   0.20,  -0.61,  99.90,  -0.65,  -0.23,  (max)
11/07 23Z,   0.30,  -1.20,  99.90,  -1.11,  -0.21,
11/08 00Z,   0.30,  -4.04,  99.90,  -3.92,  -0.18,
11/08 01Z,   0.40,  -8.65,  99.90,  -8.40,  -0.15,
11/08 02Z,   0.30, -14.06,  99.90, -13.91,  -0.15,
11/08 03Z,   0.20, -19.02,  99.90, -18.97,  -0.15,
11/08 04Z,   0.10, -22.35,  99.90, -22.40,  -0.15,
11/08 05Z,   0.00, -23.31,  99.90, -23.47,  -0.15,  (min)
11/08 06Z,  -0.10, -21.81,  99.90, -22.06,  -0.15,
11/08 07Z,  -0.20, -18.35,  99.90, -18.71,  -0.15,
11/08 08Z,  -0.30, -13.86,  99.90, -14.32,  -0.15,
11/08 09Z,  -0.40,  -9.40,  99.90,  -9.95,  -0.15,
11/08 10Z,  -0.50,  -5.94,  99.90,  -6.60,  -0.15,
11/08 11Z,  -0.40,  -4.22,  99.90,  -4.77,  -0.15,  (max)
11/08 12Z,  -0.40,  -4.54,  99.90,  -5.10,  -0.15,
11/08 13Z,  -0.30,  -6.72,  99.90,  -7.17,  -0.15,
11/08 14Z,  -0.20, -10.04,  99.90, -10.39,  -0.15,
11/08 15Z,  -0.20, -13.45,  99.90, -13.80,  -0.15,
11/08 16Z,  -0.20, -15.87,  99.90, -16.22,  -0.15,
11/08 17Z,  -0.20, -16.54,  99.90, -16.90,  -0.15,  (min)
11/08 18Z,  -0.10, -15.28,  99.90, -15.53,  -0.15,
11/08 19Z,  -0.10, -12.42,  99.90, -12.67,  -0.15,
11/08 20Z,  -0.10,  -8.72,  99.90,  -8.97,  -0.15,
11/08 21Z,  -0.10,  -5.10,  99.90,  -5.35,  -0.15,
11/08 22Z,   0.00,  -2.42,  99.90,  -2.58,  -0.15,
11/08 23Z,   0.00,  -1.40,  99.90,  -1.55,  -0.15,  (max)
11/09 00Z,   0.30,  -2.41,  99.90,  -2.26,  -0.15,
11/09 01Z,   0.40,  -5.41,  99.90,  -5.16,  -0.15,
11/09 02Z,   0.50,  -9.86,  99.90,  -9.51,  -0.15,
11/09 03Z,   0.60, -14.80,  99.90, -14.36,  -0.15,
11/09 04Z,   0.70, -19.10,  99.90, -18.55,  -0.15,
11/09 05Z,   0.70, -21.76,  99.90, -21.21,  -0.15,
11/09 06Z,   0.80, -22.24,  99.90, -21.59,  -0.15,  (min)
11/09 07Z,   0.80, -20.56,  99.90, -19.92,  -0.15,
11/09 08Z,   0.90, -17.26,  99.90, -16.52,  -0.15,
11/09 09Z,   1.00, -13.18,  99.90, -12.33,  -0.15,
11/09 10Z,   1.10,  -9.25,  99.90,  -8.31,  -0.15,
11/09 11Z,   1.10,  -6.33,  99.90,  -5.39,  -0.15,
11/09 12Z,   1.20,  -5.01,  99.90,  -3.96,  -0.15,  (max)
11/09 13Z,   1.20,  -5.51,  99.90,  -4.46,  -0.15,
11/09 14Z,   1.20,  -7.56,  99.90,  -6.51,  -0.15,
11/09 15Z,   1.20, -10.47,  99.90,  -9.43,  -0.15,
11/09 16Z,   1.30, -13.31,  99.90, -12.16,  -0.15,
11/09 17Z,   1.40, -15.17,  99.90, -13.92,  -0.15,
11/09 18Z,   1.40, -15.49,  99.90, -14.24,  -0.15,  (min)
11/09 19Z,   1.30, -14.19,  99.90, -13.04,  -0.15,
11/09 20Z,   1.40, -11.62,  99.90, -10.37,  -0.15,
11/09 21Z,   1.50,  -8.45,  99.90,  -7.11,  -0.15,
11/09 22Z,   1.50,  -5.45,  99.90,  -4.11,  -0.15,
11/09 23Z,   1.60,  -3.36,  99.90,  -1.91,  -0.15,
11/10 00Z,   1.50,  -2.74,  99.90,  -1.39,  -0.15,  (max)
11/10 01Z,   1.50,  -3.88,  99.90,  -2.54,  -0.15,
11/10 02Z,   1.50,  -6.70,  99.90,  -5.36,  -0.15,
11/10 03Z,   1.40, -10.67,  99.90,  -9.42,  -0.15,
11/10 04Z,   1.10, -14.92,  99.90, -13.98,  -0.15,
11/10 05Z,   0.90, -18.50,  99.90, -17.76,  -0.15,
11/10 06Z,   0.70, -20.61,  99.90, -20.06,  -0.15,
11/10 07Z,   0.50, -20.84,  99.90, -20.49,  -0.15,  (min)
11/10 08Z,   0.40, -19.27,  99.90, -19.02,  -0.15,
11/10 09Z,   0.30, -16.36,  99.90, -16.21,  -0.15,
11/10 10Z,   0.30, -12.82,  99.90, -12.68,  -0.15,
11/10 11Z,   0.40,  -9.46,  99.90,  -9.21,  -0.15,
11/10 12Z,   0.50,  -6.99,  99.90,  -6.64,  -0.15,
11/10 13Z,   0.60,  -5.90,  99.90,  -5.45,  -0.15,  (max)
11/10 14Z,   0.60,  -6.35,  99.90,  -5.90,  -0.15,
11/10 15Z,   0.50,  -8.08,  99.90,  -7.73,  -0.15,
11/10 16Z,   0.40, -10.49,  99.90, -10.24,  -0.15,
11/10 17Z,   0.30, -12.79,  99.90, -12.64,  -0.15,
11/10 18Z,   0.20, -14.28,  99.90, -14.23,  -0.15,
11/10 19Z,   0.20, -14.53,  99.90, -14.48,  -0.15,  (min)
11/10 20Z,   0.20, -13.48,  99.90, -13.43,  -0.15,
11/10 21Z,   0.20, -11.42,  99.90, -11.38,  -0.15,
11/10 22Z,   0.40,  -8.88,  99.90,  -8.63,  -0.15,
11/10 23Z,   0.50,  -6.46,  99.90,  -6.12,  -0.15,
11/11 00Z,   0.60,  -4.79,  99.90,  -4.34,  -0.15,
11/11 01Z,   0.70,  -4.33,  99.90,  -3.78,  -0.15,  (max)
11/11 02Z,   0.70,  -5.32,  99.90,  -4.78,  -0.15,
11/11 03Z,   0.70,  -7.69,  99.90,  -7.14,  -0.15,
11/11 04Z,   0.60, -10.98,  99.90, -10.54,  -0.15,
11/11 05Z,   0.40, -14.50,  99.90, -14.26,  -0.15,
11/11 06Z,   0.20, -17.47,  99.90, -17.42,  -0.15,