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
Ketchikan, AK
Sitka, AK
Juneau, AK
Skagway, AK
Elfin Cove, AK
Yakutat, AK
Cordova, AK
Valdez, AK
Seward, AK
Seldovia, AK
Nikiski, AK
Anchorage, AK
Kodiak Island, AK
Alitak, AK
Sand Point, AK
King Cove, AK
Adak Island, AK
Atka, AK
Unalaska, AK
Surge List
Gulf of Alaska
#Skagway, AK : 10/11/2026 06:22:44 GMT (units in feet HAT)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
10/09 12Z,   1.20, -13.01, -13.79,  99.90,  -1.98,
10/09 13Z,   1.20, -17.39, -18.21,  99.90,  -2.02,
10/09 14Z,   1.10, -20.42, -21.83,  99.90,  -2.51,
10/09 15Z,   1.10, -21.21, -23.03,  99.90,  -2.92,  (min)
10/09 16Z,   1.00, -19.60, -21.17,  99.90,  -2.57,
10/09 17Z,   0.90, -16.04, -17.78,  99.90,  -2.64,
10/09 18Z,   0.80, -11.44, -13.27,  99.90,  -2.63,
10/09 19Z,   0.80,  -6.99,  -8.67,  99.90,  -2.48,
10/09 20Z,   0.80,  -3.85,  -5.49,  99.90,  -2.44,
10/09 21Z,   0.90,  -2.69,  -4.06,  99.90,  -2.27,  (max)
10/09 22Z,   0.90,  -3.65,  -5.18,  99.90,  -2.43,
10/09 23Z,   1.00,  -6.59,  -8.20,  99.90,  -2.61,
10/10 00Z,   0.90, -11.03, -12.32,  99.90,  -2.19,
10/10 01Z,   0.90, -16.00, -17.39,  99.90,  -2.29,
10/10 02Z,   1.00, -20.10, -21.55,  99.90,  -2.45,
10/10 03Z,   1.10, -22.11, -23.83,  99.90,  -2.82,  (min)
10/10 04Z,   1.10, -21.55, -23.10,  99.90,  -2.65,
10/10 05Z,   1.20, -18.68, -20.16,  99.90,  -2.68,
10/10 06Z,   1.00, -14.31, -16.08,  99.90,  -2.77,
10/10 07Z,   1.10,  -9.59, -11.20,  99.90,  -2.71,
10/10 08Z,   1.20,  -5.78,  -7.35,  99.90,  -2.77,
10/10 09Z,   1.20,  -3.78,  -5.30,  99.90,  -2.72,
10/10 10Z,   1.10,  -3.90,  -5.25,  99.90,  -2.45,  (max)
10/10 11Z,   1.00,  -6.01,  -7.31,  99.90,  -2.30,
10/10 12Z,   0.90,  -9.74, -10.87,  99.90,  -2.03,
10/10 13Z,   0.90, -14.30, -15.36,  99.90,  -1.96,
10/10 14Z,   1.10, -18.42, -19.65,  99.90,  -2.33,
10/10 15Z,   1.10, -20.75, -22.38,  99.90,  -2.73,  (min)
10/10 16Z,   1.20, -20.58, -22.29,  99.90,  -2.91,
10/10 17Z,   1.10, -18.03, -19.44,  99.90,  -2.51,
10/10 18Z,   1.00, -13.80, -15.44,  99.90,  -2.64,
10/10 19Z,   1.10,  -9.00, -10.56,  99.90,  -2.66,
10/10 20Z,   1.20,  -4.89,  -6.23,  99.90,  -2.54,
10/10 21Z,   1.30,  -2.53,  -3.86,  99.90,  -2.63,
10/10 22Z,   1.30,  -2.39,  -3.76,  99.90,  -2.67,  (max)
10/10 23Z,   1.30,  -4.43,  -5.61,  99.90,  -2.48,
10/11 00Z,   1.20,  -8.28,  -9.33,  99.90,  -2.25,
10/11 01Z,   1.30, -13.30, -14.16,  99.90,  -2.16,
10/11 02Z,   1.50, -18.30, -19.22,  99.90,  -2.42,
10/11 03Z,   1.60, -21.86, -23.06,  99.90,  -2.80,
10/11 04Z,   1.50, -22.92, -24.25,  99.90,  -2.83,  (min)
10/11 05Z,   1.50, -21.32, -22.31,  99.90,  -2.49,
10/11 06Z,   1.30, -17.63, -18.96,  99.90,  -2.63,
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
10/11 07Z,   1.20, -12.86,  99.90, -14.25,  -2.59,
10/11 08Z,   1.10,  -8.24,  99.90,  -9.69,  -2.55,
10/11 09Z,   1.10,  -4.94,  99.90,  -6.36,  -2.52,
10/11 10Z,   1.20,  -3.66,  99.90,  -4.95,  -2.48,  (max)
10/11 11Z,   1.30,  -4.51,  99.90,  -5.65,  -2.45,
10/11 12Z,   1.50,  -7.19,  99.90,  -8.10,  -2.41,
10/11 13Z,   1.70, -11.20,  99.90, -11.87,  -2.37,
10/11 14Z,   1.80, -15.59,  99.90, -16.13,  -2.34,
10/11 15Z,   1.90, -19.05,  99.90, -19.44,  -2.30,
10/11 16Z,   1.90, -20.37,  99.90, -20.73,  -2.26,  (min)
10/11 17Z,   1.90, -19.15,  99.90, -19.47,  -2.23,
10/11 18Z,   1.80, -15.80,  99.90, -16.19,  -2.19,
10/11 19Z,   1.70, -11.27,  99.90, -11.76,  -2.19,
10/11 20Z,   1.60,  -6.72,  99.90,  -7.31,  -2.19,
10/11 21Z,   1.50,  -3.36,  99.90,  -4.05,  -2.19,
10/11 22Z,   1.40,  -2.06,  99.90,  -2.85,  -2.19,  (max)
10/11 23Z,   1.30,  -3.04,  99.90,  -3.93,  -2.19,
10/12 00Z,   1.30,  -6.05,  99.90,  -6.94,  -2.19,
10/12 01Z,   1.30, -10.54,  99.90, -11.43,  -2.19,
10/12 02Z,   1.30, -15.69,  99.90, -16.58,  -2.19,
10/12 03Z,   1.40, -20.22,  99.90, -21.01,  -2.19,
10/12 04Z,   1.60, -22.81,  99.90, -23.40,  -2.19,  (min)
10/12 05Z,   1.70, -22.73,  99.90, -23.22,  -2.19,
10/12 06Z,   1.80, -20.17,  99.90, -20.56,  -2.19,
10/12 07Z,   1.90, -15.96,  99.90, -16.25,  -2.19,
10/12 08Z,   1.80, -11.21,  99.90, -11.60,  -2.19,
10/12 09Z,   1.70,  -7.08,  99.90,  -7.57,  -2.19,
10/12 10Z,   1.70,  -4.58,  99.90,  -5.07,  -2.19,
10/12 11Z,   1.60,  -4.15,  99.90,  -4.74,  -2.19,  (max)
10/12 12Z,   1.60,  -5.67,  99.90,  -6.26,  -2.19,
10/12 13Z,   1.60,  -8.73,  99.90,  -9.32,  -2.19,
10/12 14Z,   1.60, -12.69,  99.90, -13.28,  -2.19,
10/12 15Z,   1.70, -16.55,  99.90, -17.04,  -2.19,
10/12 16Z,   1.70, -19.04,  99.90, -19.52,  -2.19,
10/12 17Z,   1.70, -19.23,  99.90, -19.72,  -2.19,  (min)
10/12 18Z,   1.80, -17.09,  99.90, -17.48,  -2.19,
10/12 19Z,   1.70, -13.30,  99.90, -13.79,  -2.19,
10/12 20Z,   1.70,  -8.90,  99.90,  -9.39,  -2.19,
10/12 21Z,   1.70,  -5.01,  99.90,  -5.50,  -2.19,
10/12 22Z,   1.70,  -2.69,  99.90,  -3.18,  -2.19,
10/12 23Z,   1.70,  -2.53,  99.90,  -3.02,  -2.19,  (max)
10/13 00Z,   1.70,  -4.53,  99.90,  -5.02,  -2.19,
10/13 01Z,   1.80,  -8.22,  99.90,  -8.61,  -2.19,
10/13 02Z,   2.00, -12.94,  99.90, -13.13,  -2.19,
10/13 03Z,   2.00, -17.74,  99.90, -17.93,  -2.19,
10/13 04Z,   2.10, -21.38,  99.90, -21.47,  -2.19,
10/13 05Z,   2.20, -22.77,  99.90, -22.76,  -2.19,  (min)
10/13 06Z,   2.20, -21.60,  99.90, -21.59,  -2.19,
10/13 07Z,   2.10, -18.37,  99.90, -18.46,  -2.19,
10/13 08Z,   2.00, -14.07,  99.90, -14.26,  -2.19,
10/13 09Z,   1.80,  -9.75,  99.90, -10.14,  -2.19,
10/13 10Z,   1.70,  -6.43,  99.90,  -6.92,  -2.19,
10/13 11Z,   1.70,  -4.84,  99.90,  -5.33,  -2.19,  (max)
10/13 12Z,   1.70,  -5.20,  99.90,  -5.69,  -2.19,
10/13 13Z,   1.70,  -7.21,  99.90,  -7.70,  -2.19,
10/13 14Z,   1.70, -10.35,  99.90, -10.84,  -2.19,
10/13 15Z,   1.70, -13.92,  99.90, -14.41,  -2.19,
10/13 16Z,   1.80, -16.94,  99.90, -17.33,  -2.19,
10/13 17Z,   1.80, -18.32,  99.90, -18.71,  -2.19,  (min)
10/13 18Z,   1.80, -17.50,  99.90, -17.89,  -2.19,
10/13 19Z,   1.70, -14.76,  99.90, -15.25,  -2.19,
10/13 20Z,   1.60, -10.96,  99.90, -11.55,  -2.19,
10/13 21Z,   1.50,  -7.10,  99.90,  -7.79,  -2.19,
10/13 22Z,   1.50,  -4.15,  99.90,  -4.84,  -2.19,
10/13 23Z,   1.40,  -2.94,  99.90,  -3.73,  -2.19,  (max)
10/14 00Z,   1.30,  -3.82,  99.90,  -4.71,  -2.19,
10/14 01Z,   1.40,  -6.55,  99.90,  -7.34,  -2.19,
10/14 02Z,   1.50, -10.53,  99.90, -11.22,  -2.19,
10/14 03Z,   1.70, -15.01,  99.90, -15.50,  -2.19,
10/14 04Z,   1.90, -19.06,  99.90, -19.35,  -2.19,
10/14 05Z,   2.00, -21.57,  99.90, -21.76,  -2.19,
10/14 06Z,   2.10, -21.81,  99.90, -21.90,  -2.19,  (min)
10/14 07Z,   2.20, -19.83,  99.90, -19.82,  -2.19,
10/14 08Z,   2.20, -16.37,  99.90, -16.36,  -2.19,
10/14 09Z,   2.10, -12.40,  99.90, -12.49,  -2.19,
10/14 10Z,   2.00,  -8.82,  99.90,  -9.01,  -2.19,
10/14 11Z,   1.90,  -6.42,  99.90,  -6.71,  -2.19,
10/14 12Z,   1.80,  -5.71,  99.90,  -6.10,  -2.19,  (max)
10/14 13Z,   1.80,  -6.66,  99.90,  -7.05,  -2.19,
10/14 14Z,   1.90,  -8.85,  99.90,  -9.14,  -2.19,
10/14 15Z,   2.10, -11.73,  99.90, -11.82,  -2.19,
10/14 16Z,   2.20, -14.62,  99.90, -14.61,  -2.19,
10/14 17Z,   2.30, -16.66,  99.90, -16.55,  -2.19,
10/14 18Z,   2.40, -17.02,  99.90, -16.81,  -2.19,  (min)
10/14 19Z,   2.30, -15.49,  99.90, -15.38,  -2.19,
10/14 20Z,   2.20, -12.58,  99.90, -12.57,  -2.19,
10/14 21Z,   2.10,  -9.17,  99.90,  -9.26,  -2.19,
10/14 22Z,   1.80,  -6.12,  99.90,  -6.51,  -2.19,
10/14 23Z,   1.50,  -4.19,  99.90,  -4.88,  -2.19,
10/15 00Z,   1.40,  -3.97,  99.90,  -4.76,  -2.19,