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 : 10/07/2026 03:22:46 GMT (units in feet HAT)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
10/05 12Z,   0.10,  -9.02,  -7.98,  99.90,   0.94,
10/05 13Z,   0.10,  -9.29,  -8.33,  99.90,   0.86,  (min)
10/05 14Z,   0.10,  -8.96,  -8.07,  99.90,   0.79,
10/05 15Z,   0.00,  -8.09,  -7.13,  99.90,   0.96,
10/05 16Z,   0.00,  -6.93,  -5.96,  99.90,   0.97,
10/05 17Z,   0.00,  -5.74,  -4.87,  99.90,   0.87,
10/05 18Z,   0.10,  -4.70,  -3.91,  99.90,   0.69,
10/05 19Z,   0.10,  -3.98,  -3.13,  99.90,   0.75,
10/05 20Z,   0.10,  -3.73,  -2.82,  99.90,   0.81,  (max)
10/05 21Z,   0.00,  -3.98,  -3.09,  99.90,   0.89,
10/05 22Z,   0.00,  -4.54,  -3.81,  99.90,   0.73,
10/05 23Z,   0.00,  -5.17,  -4.52,  99.90,   0.65,
10/06 00Z,   0.00,  -5.70,  -5.04,  99.90,   0.66,
10/06 01Z,  -0.10,  -5.99,  -5.22,  99.90,   0.87,  (min)
10/06 02Z,  -0.10,  -5.89,  -5.07,  99.90,   0.92,
10/06 03Z,  -0.10,  -5.36,  -4.94,  99.90,   0.52,
10/06 04Z,  -0.10,  -4.56,  -4.04,  99.90,   0.62,
10/06 05Z,  -0.10,  -3.77,  -3.14,  99.90,   0.73,
10/06 06Z,  -0.10,  -3.18,  -2.51,  99.90,   0.77,
10/06 07Z,   0.00,  -2.96,  -2.36,  99.90,   0.60,  (max)
10/06 08Z,   0.00,  -3.26,  -2.67,  99.90,   0.59,
10/06 09Z,   0.00,  -4.13,  -3.46,  99.90,   0.67,
10/06 10Z,  -0.10,  -5.43,  -4.65,  99.90,   0.88,
10/06 11Z,  -0.10,  -6.84,  -6.19,  99.90,   0.75,
10/06 12Z,  -0.20,  -8.09,  -7.55,  99.90,   0.74,
10/06 13Z,  -0.20,  -8.98,  -8.35,  99.90,   0.83,
10/06 14Z,  -0.20,  -9.31,  -8.77,  99.90,   0.74,  (min)
10/06 15Z,  -0.20,  -8.93,  -8.38,  99.90,   0.75,
10/06 16Z,  -0.10,  -7.93,  -7.54,  99.90,   0.49,
10/06 17Z,  -0.10,  -6.59,  -6.25,  99.90,   0.44,
10/06 18Z,  -0.10,  -5.22,  -4.83,  99.90,   0.49,
10/06 19Z,   0.00,  -4.06,  -3.67,  99.90,   0.39,
10/06 20Z,   0.00,  -3.32,  -2.91,  99.90,   0.41,
10/06 21Z,   0.00,  -3.20,  -2.79,  99.90,   0.41,  (max)
10/06 22Z,  -0.10,  -3.71,  -3.35,  99.90,   0.46,
10/06 23Z,  -0.10,  -4.59,  -4.24,  99.90,   0.45,
10/07 00Z,  -0.20,  -5.57,  -5.29,  99.90,   0.48,
10/07 01Z,  -0.20,  -6.40,  -6.13,  99.90,   0.47,
10/07 02Z,  -0.30,  -6.88,  -6.56,  99.90,   0.62,  (min)
10/07 03Z,  -0.30,  -6.80,  -6.53,  99.90,   0.57,
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
10/07 04Z,  -0.30,  -6.15,  99.90,  -5.85,   0.60,
10/07 05Z,  -0.30,  -5.13,  99.90,  -4.80,   0.63,
10/07 06Z,  -0.30,  -4.07,  99.90,  -3.71,   0.66,
10/07 07Z,  -0.30,  -3.21,  99.90,  -2.83,   0.68,
10/07 08Z,  -0.30,  -2.78,  99.90,  -2.37,   0.71,  (max)
10/07 09Z,  -0.20,  -2.98,  99.90,  -2.44,   0.74,
10/07 10Z,  -0.30,  -3.87,  99.90,  -3.40,   0.77,
10/07 11Z,  -0.30,  -5.24,  99.90,  -4.75,   0.79,
10/07 12Z,  -0.30,  -6.76,  99.90,  -6.23,   0.82,
10/07 13Z,  -0.40,  -8.09,  99.90,  -7.64,   0.85,
10/07 14Z,  -0.40,  -8.99,  99.90,  -8.51,   0.88,
10/07 15Z,  -0.40,  -9.21,  99.90,  -8.71,   0.91,  (min)
10/07 16Z,  -0.50,  -8.64,  99.90,  -8.24,   0.91,
10/07 17Z,  -0.60,  -7.42,  99.90,  -7.11,   0.91,
10/07 18Z,  -0.60,  -5.89,  99.90,  -5.58,   0.91,
10/07 19Z,  -0.50,  -4.40,  99.90,  -3.99,   0.91,
10/07 20Z,  -0.50,  -3.23,  99.90,  -2.82,   0.91,
10/07 21Z,  -0.50,  -2.65,  99.90,  -2.24,   0.91,  (max)
10/07 22Z,  -0.50,  -2.84,  99.90,  -2.43,   0.91,
10/07 23Z,  -0.50,  -3.72,  99.90,  -3.31,   0.91,
10/08 00Z,  -0.50,  -4.99,  99.90,  -4.58,   0.91,
10/08 01Z,  -0.50,  -6.28,  99.90,  -5.88,   0.91,
10/08 02Z,  -0.50,  -7.32,  99.90,  -6.92,   0.91,
10/08 03Z,  -0.60,  -7.85,  99.90,  -7.54,   0.91,  (min)
10/08 04Z,  -0.60,  -7.65,  99.90,  -7.35,   0.91,
10/08 05Z,  -0.60,  -6.77,  99.90,  -6.46,   0.91,
10/08 06Z,  -0.50,  -5.48,  99.90,  -5.08,   0.91,
10/08 07Z,  -0.40,  -4.16,  99.90,  -3.66,   0.91,
10/08 08Z,  -0.40,  -3.11,  99.90,  -2.61,   0.91,
10/08 09Z,  -0.40,  -2.60,  99.90,  -2.09,   0.91,  (max)
10/08 10Z,  -0.40,  -2.83,  99.90,  -2.33,   0.91,
10/08 11Z,  -0.50,  -3.82,  99.90,  -3.41,   0.91,
10/08 12Z,  -0.50,  -5.29,  99.90,  -4.89,   0.91,
10/08 13Z,  -0.50,  -6.85,  99.90,  -6.45,   0.91,
10/08 14Z,  -0.60,  -8.15,  99.90,  -7.85,   0.91,
10/08 15Z,  -0.50,  -8.91,  99.90,  -8.51,   0.91,  (min)
10/08 16Z,  -0.40,  -8.90,  99.90,  -8.39,   0.91,
10/08 17Z,  -0.30,  -8.04,  99.90,  -7.44,   0.91,
10/08 18Z,  -0.30,  -6.58,  99.90,  -5.97,   0.91,
10/08 19Z,  -0.30,  -4.91,  99.90,  -4.30,   0.91,
10/08 20Z,  -0.30,  -3.42,  99.90,  -2.82,   0.91,
10/08 21Z,  -0.30,  -2.42,  99.90,  -1.81,   0.91,
10/08 22Z,  -0.30,  -2.17,  99.90,  -1.56,   0.91,  (max)
10/08 23Z,  -0.40,  -2.78,  99.90,  -2.28,   0.91,
10/09 00Z,  -0.50,  -4.09,  99.90,  -3.69,   0.91,
10/09 01Z,  -0.60,  -5.71,  99.90,  -5.40,   0.91,
10/09 02Z,  -0.60,  -7.22,  99.90,  -6.92,   0.91,
10/09 03Z,  -0.60,  -8.32,  99.90,  -8.01,   0.91,
10/09 04Z,  -0.60,  -8.73,  99.90,  -8.42,   0.91,  (min)
10/09 05Z,  -0.50,  -8.29,  99.90,  -7.88,   0.91,
10/09 06Z,  -0.40,  -7.11,  99.90,  -6.61,   0.91,
10/09 07Z,  -0.30,  -5.57,  99.90,  -4.96,   0.91,
10/09 08Z,  -0.20,  -4.08,  99.90,  -3.37,   0.91,
10/09 09Z,  -0.20,  -2.97,  99.90,  -2.26,   0.91,
10/09 10Z,  -0.30,  -2.51,  99.90,  -1.90,   0.91,  (max)
10/09 11Z,  -0.30,  -2.87,  99.90,  -2.27,   0.91,
10/09 12Z,  -0.40,  -3.99,  99.90,  -3.49,   0.91,
10/09 13Z,  -0.50,  -5.53,  99.90,  -5.12,   0.91,
10/09 14Z,  -0.60,  -7.04,  99.90,  -6.73,   0.91,
10/09 15Z,  -0.70,  -8.17,  99.90,  -7.96,   0.91,
10/09 16Z,  -0.60,  -8.66,  99.90,  -8.35,   0.91,  (min)
10/09 17Z,  -0.50,  -8.31,  99.90,  -7.90,   0.91,
10/09 18Z,  -0.50,  -7.14,  99.90,  -6.74,   0.91,
10/09 19Z,  -0.40,  -5.50,  99.90,  -4.99,   0.91,
10/09 20Z,  -0.30,  -3.82,  99.90,  -3.21,   0.91,
10/09 21Z,  -0.20,  -2.50,  99.90,  -1.79,   0.91,
10/09 22Z,  -0.20,  -1.83,  99.90,  -1.13,   0.91,  (max)
10/09 23Z,  -0.30,  -2.03,  99.90,  -1.42,   0.91,
10/10 00Z,  -0.40,  -3.12,  99.90,  -2.61,   0.91,
10/10 01Z,  -0.50,  -4.81,  99.90,  -4.41,   0.91,
10/10 02Z,  -0.60,  -6.66,  99.90,  -6.35,   0.91,
10/10 03Z,  -0.60,  -8.23,  99.90,  -7.92,   0.91,
10/10 04Z,  -0.60,  -9.21,  99.90,  -8.90,   0.91,
10/10 05Z,  -0.60,  -9.35,  99.90,  -9.05,   0.91,  (min)
10/10 06Z,  -0.60,  -8.59,  99.90,  -8.29,   0.91,
10/10 07Z,  -0.50,  -7.14,  99.90,  -6.73,   0.91,
10/10 08Z,  -0.40,  -5.43,  99.90,  -4.92,   0.91,
10/10 09Z,  -0.40,  -3.90,  99.90,  -3.39,   0.91,
10/10 10Z,  -0.50,  -2.86,  99.90,  -2.46,   0.91,
10/10 11Z,  -0.60,  -2.56,  99.90,  -2.26,   0.91,  (max)
10/10 12Z,  -0.70,  -3.11,  99.90,  -2.90,   0.91,
10/10 13Z,  -0.70,  -4.34,  99.90,  -4.14,   0.91,
10/10 14Z,  -0.80,  -5.85,  99.90,  -5.74,   0.91,
10/10 15Z,  -0.70,  -7.18,  99.90,  -6.98,   0.91,
10/10 16Z,  -0.70,  -8.03,  99.90,  -7.82,   0.91,
10/10 17Z,  -0.70,  -8.16,  99.90,  -7.95,   0.91,  (min)
10/10 18Z,  -0.60,  -7.45,  99.90,  -7.15,   0.91,
10/10 19Z,  99.90,  -6.05,  99.90,  99.90,   0.91,
10/10 20Z,  99.90,  -4.34,  99.90,  99.90,   0.91,
10/10 21Z,  99.90,  -2.82,  99.90,  99.90,   0.91,
10/10 22Z,  99.90,  -1.83,  99.90,  99.90,   0.91,
10/10 23Z,  99.90,  -1.61,  99.90,  99.90,   0.91,
10/11 00Z,  99.90,  -2.31,  99.90,  99.90,   0.91,