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
#Sand Point, AK : 09/10/2026 01:23:33 GMT (units in feet HAT)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
09/08 06Z,   0.00,  -3.47,  -2.93,  99.90,   0.54,
09/08 07Z,  -0.10,  -2.64,  -2.17,  99.90,   0.57,
09/08 08Z,  -0.10,  -2.24,  -1.94,  99.90,   0.40,  (max)
09/08 09Z,  -0.10,  -2.46,  -2.08,  99.90,   0.48,
09/08 10Z,  -0.10,  -3.40,  -3.15,  99.90,   0.35,
09/08 11Z,  -0.20,  -4.93,  -4.46,  99.90,   0.67,
09/08 12Z,  -0.20,  -6.72,  -6.55,  99.90,   0.37,
09/08 13Z,  -0.20,  -8.39,  -8.22,  99.90,   0.37,
09/08 14Z,  -0.20,  -9.66,  -9.43,  99.90,   0.43,
09/08 15Z,  -0.30, -10.30, -10.16,  99.90,   0.44,  (min)
09/08 16Z,  -0.30, -10.11, -10.12,  99.90,   0.29,
09/08 17Z,  -0.40,  -9.14,  -9.19,  99.90,   0.35,
09/08 18Z,  -0.40,  -7.67,  -7.78,  99.90,   0.29,
09/08 19Z,  -0.40,  -6.08,  -6.23,  99.90,   0.25,
09/08 20Z,  -0.40,  -4.67,  -4.84,  99.90,   0.23,
09/08 21Z,  -0.50,  -3.70,  -3.92,  99.90,   0.28,
09/08 22Z,  -0.50,  -3.40,  -3.63,  99.90,   0.27,  (max)
09/08 23Z,  -0.60,  -3.81,  -3.90,  99.90,   0.51,
09/09 00Z,  -0.60,  -4.71,  -4.97,  99.90,   0.34,
09/09 01Z,  -0.70,  -5.74,  -6.03,  99.90,   0.41,
09/09 02Z,  -0.70,  -6.61,  -6.90,  99.90,   0.41,
09/09 03Z,  -0.70,  -7.07,  -7.43,  99.90,   0.34,  (min)
09/09 04Z,  -0.80,  -6.92,  -7.15,  99.90,   0.57,
09/09 05Z,  -0.80,  -6.11,  -6.55,  99.90,   0.36,
09/09 06Z,  -0.70,  -4.86,  -5.39,  99.90,   0.17,
09/09 07Z,  -0.80,  -3.53,  -3.98,  99.90,   0.35,
09/09 08Z,  -0.80,  -2.48,  -2.90,  99.90,   0.38,
09/09 09Z,  -0.80,  -1.97,  -2.56,  99.90,   0.21,  (max)
09/09 10Z,  -0.90,  -2.21,  -2.80,  99.90,   0.31,
09/09 11Z,  -0.90,  -3.28,  -3.78,  99.90,   0.40,
09/09 12Z,  -0.90,  -4.99,  -5.51,  99.90,   0.38,
09/09 13Z,  -1.00,  -6.93,  -7.44,  99.90,   0.49,
09/09 14Z,  -1.00,  -8.68,  -9.32,  99.90,   0.36,
09/09 15Z,  -1.00,  -9.92, -10.44,  99.90,   0.48,
09/09 16Z,  -1.00, -10.38, -10.94,  99.90,   0.44,  (min)
09/09 17Z,  -1.00,  -9.91, -10.53,  99.90,   0.38,
09/09 18Z,  -0.90,  -8.63,  -9.38,  99.90,   0.15,
09/09 19Z,  -0.90,  -6.90,  -7.63,  99.90,   0.17,
09/09 20Z,  -0.90,  -5.16,  -5.83,  99.90,   0.23,
09/09 21Z,  -0.90,  -3.75,  -4.45,  99.90,   0.20,
09/09 22Z,  -0.90,  -2.96,  -3.68,  99.90,   0.18,
09/09 23Z,  -0.90,  -3.00,  -3.55,  99.90,   0.35,  (max)
09/10 00Z,  -0.90,  -3.82,  -4.46,  99.90,   0.26,
09/10 01Z,  -0.90,  -5.10,  -5.79,  99.90,   0.21,
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
09/10 02Z,  -0.90,  -6.42,  99.90,  -7.08,   0.24,
09/10 03Z,  -0.90,  -7.45,  99.90,  -8.08,   0.27,
09/10 04Z,  -1.00,  -7.90,  99.90,  -8.60,   0.30,  (min)
09/10 05Z,  -1.00,  -7.59,  99.90,  -8.26,   0.33,
09/10 06Z,  -1.00,  -6.53,  99.90,  -7.16,   0.37,
09/10 07Z,  -1.00,  -5.01,  99.90,  -5.61,   0.40,
09/10 08Z,  -1.00,  -3.49,  99.90,  -4.06,   0.43,
09/10 09Z,  -0.90,  -2.34,  99.90,  -2.77,   0.46,
09/10 10Z,  -0.90,  -1.84,  99.90,  -2.25,   0.49,  (max)
09/10 11Z,  -0.90,  -2.21,  99.90,  -2.58,   0.53,
09/10 12Z,  -1.00,  -3.46,  99.90,  -3.90,   0.56,
09/10 13Z,  -1.00,  -5.31,  99.90,  -5.72,   0.59,
09/10 14Z,  -1.00,  -7.29,  99.90,  -7.70,   0.59,
09/10 15Z,  -1.00,  -8.96,  99.90,  -9.37,   0.59,
09/10 16Z,  -1.00,  -9.99,  99.90, -10.40,   0.59,
09/10 17Z,  -1.00, -10.14,  99.90, -10.55,   0.59,  (min)
09/10 18Z,  -1.00,  -9.31,  99.90,  -9.71,   0.59,
09/10 19Z,  -1.00,  -7.72,  99.90,  -8.13,   0.59,
09/10 20Z,  -0.90,  -5.82,  99.90,  -6.13,   0.59,
09/10 21Z,  -0.90,  -4.09,  99.90,  -4.40,   0.59,
09/10 22Z,  -0.90,  -2.87,  99.90,  -3.18,   0.59,
09/10 23Z,  -0.90,  -2.43,  99.90,  -2.74,   0.59,  (max)
09/11 00Z,  -1.00,  -2.90,  99.90,  -3.31,   0.59,
09/11 01Z,  -1.00,  -4.15,  99.90,  -4.56,   0.59,
09/11 02Z,  -1.00,  -5.76,  99.90,  -6.17,   0.59,
09/11 03Z,  -1.00,  -7.26,  99.90,  -7.67,   0.59,
09/11 04Z,  -1.10,  -8.30,  99.90,  -8.81,   0.59,
09/11 05Z,  -1.00,  -8.61,  99.90,  -9.02,   0.59,  (min)
09/11 06Z,  -1.00,  -8.05,  99.90,  -8.46,   0.59,
09/11 07Z,  -0.90,  -6.72,  99.90,  -7.03,   0.59,
09/11 08Z,  -0.90,  -5.00,  99.90,  -5.31,   0.59,
09/11 09Z,  -0.80,  -3.40,  99.90,  -3.61,   0.59,
09/11 10Z,  -0.90,  -2.29,  99.90,  -2.60,   0.59,
09/11 11Z,  -0.90,  -1.93,  99.90,  -2.24,   0.59,  (max)
09/11 12Z,  -1.00,  -2.49,  99.90,  -2.90,   0.59,
09/11 13Z,  -1.00,  -3.91,  99.90,  -4.32,   0.59,
09/11 14Z,  -1.00,  -5.81,  99.90,  -6.22,   0.59,
09/11 15Z,  -1.00,  -7.68,  99.90,  -8.09,   0.59,
09/11 16Z,  -1.00,  -9.10,  99.90,  -9.51,   0.59,
09/11 17Z,  -0.90,  -9.78,  99.90, -10.09,   0.59,  (min)
09/11 18Z,  -0.90,  -9.51,  99.90,  -9.82,   0.59,
09/11 19Z,  -0.80,  -8.33,  99.90,  -8.54,   0.59,
09/11 20Z,  -0.80,  -6.53,  99.90,  -6.74,   0.59,
09/11 21Z,  -0.80,  -4.63,  99.90,  -4.84,   0.59,
09/11 22Z,  -0.80,  -3.08,  99.90,  -3.29,   0.59,
09/11 23Z,  -0.90,  -2.21,  99.90,  -2.52,   0.59,  (max)
09/12 00Z,  -0.90,  -2.23,  99.90,  -2.54,   0.59,
09/12 01Z,  -0.90,  -3.18,  99.90,  -3.49,   0.59,
09/12 02Z,  -1.00,  -4.79,  99.90,  -5.20,   0.59,
09/12 03Z,  -1.00,  -6.60,  99.90,  -7.00,   0.59,
09/12 04Z,  -0.90,  -8.11,  99.90,  -8.42,   0.59,
09/12 05Z,  -0.90,  -9.01,  99.90,  -9.32,   0.59,  (min)
09/12 06Z,  -0.80,  -9.07,  99.90,  -9.28,   0.59,
09/12 07Z,  -0.70,  -8.23,  99.90,  -8.34,   0.59,
09/12 08Z,  -0.70,  -6.69,  99.90,  -6.80,   0.59,
09/12 09Z,  -0.70,  -4.90,  99.90,  -5.01,   0.59,
09/12 10Z,  -0.70,  -3.36,  99.90,  -3.47,   0.59,
09/12 11Z,  -0.70,  -2.41,  99.90,  -2.52,   0.59,
09/12 12Z,  -0.70,  -2.26,  99.90,  -2.37,   0.59,  (max)
09/12 13Z,  -0.80,  -3.02,  99.90,  -3.23,   0.59,
09/12 14Z,  -0.90,  -4.52,  99.90,  -4.83,   0.59,
09/12 15Z,  -0.90,  -6.33,  99.90,  -6.64,   0.59,
09/12 16Z,  -0.90,  -7.94,  99.90,  -8.25,   0.59,
09/12 17Z,  -0.80,  -8.98,  99.90,  -9.19,   0.59,
09/12 18Z,  -0.80,  -9.22,  99.90,  -9.43,   0.59,  (min)
09/12 19Z,  -0.70,  -8.55,  99.90,  -8.66,   0.59,
09/12 20Z,  -0.60,  -7.10,  99.90,  -7.11,   0.59,
09/12 21Z,  -0.60,  -5.25,  99.90,  -5.26,   0.59,
09/12 22Z,  -0.60,  -3.53,  99.90,  -3.54,   0.59,
09/12 23Z,  -0.70,  -2.34,  99.90,  -2.45,   0.59,
09/13 00Z,  -0.70,  -1.94,  99.90,  -2.05,   0.59,  (max)
09/13 01Z,  -0.80,  -2.44,  99.90,  -2.65,   0.59,
09/13 02Z,  -0.80,  -3.78,  99.90,  -3.99,   0.59,
09/13 03Z,  -0.70,  -5.62,  99.90,  -5.73,   0.59,
09/13 04Z,  -0.70,  -7.45,  99.90,  -7.56,   0.59,
09/13 05Z,  -0.70,  -8.81,  99.90,  -8.92,   0.59,
09/13 06Z,  -0.70,  -9.45,  99.90,  -9.56,   0.59,  (min)
09/13 07Z,  -0.60,  -9.23,  99.90,  -9.24,   0.59,
09/13 08Z,  -0.50,  -8.15,  99.90,  -8.06,   0.59,
09/13 09Z,  -0.50,  -6.50,  99.90,  -6.41,   0.59,
09/13 10Z,  -0.50,  -4.78,  99.90,  -4.69,   0.59,
09/13 11Z,  -0.60,  -3.43,  99.90,  -3.44,   0.59,
09/13 12Z,  -0.60,  -2.72,  99.90,  -2.73,   0.59,  (max)
09/13 13Z,  -0.60,  -2.81,  99.90,  -2.82,   0.59,
09/13 14Z,  -0.60,  -3.70,  99.90,  -3.71,   0.59,
09/13 15Z,  -0.60,  -5.15,  99.90,  -5.16,   0.59,
09/13 16Z,  -0.60,  -6.73,  99.90,  -6.74,   0.59,
09/13 17Z,  -0.60,  -7.95,  99.90,  -7.96,   0.59,
09/13 18Z,  -0.50,  -8.54,  99.90,  -8.45,   0.59,