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
#Atka, AK : 06/17/2026 21:23:04 GMT (units in feet HAT)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
06/16 06Z,  -0.50,  -1.26,  -1.96,  99.90,  -0.20,
06/16 07Z,  -0.50,  -1.02,  -1.63,  99.90,  -0.11,
06/16 08Z,  -0.50,  -0.80,  -1.34,  99.90,  -0.04,
06/16 09Z,  -0.50,  -0.58,  -1.16,  99.90,  -0.08,
06/16 10Z,  -0.50,  -0.37,  -1.06,  99.90,  -0.19,
06/16 11Z,  -0.50,  -0.25,  -0.81,  99.90,  -0.06,
06/16 12Z,  -0.60,  -0.25,  -0.66,  99.90,   0.19,  (max)
06/16 13Z,  -0.60,  -0.42,  -0.68,  99.90,   0.34,
06/16 14Z,  -0.60,  -0.83,  -0.90,  99.90,   0.53,
06/16 15Z,  -0.60,  -1.48,  -1.20,  99.90,   0.88,
06/16 16Z,  -0.70,  -2.34,  -1.83,  99.90,   1.21,
06/16 17Z,  -0.70,  -3.38,  -2.79,  99.90,   1.29,
06/16 18Z,  -0.70,  -4.46,  -3.86,  99.90,   1.30,
06/16 19Z,  -0.70,  -5.43,  -4.89,  99.90,   1.24,
06/16 20Z,  -0.70,  -6.18,  -5.90,  99.90,   0.98,
06/16 21Z,  -0.70,  -6.60,  -6.68,  99.90,   0.62,
06/16 22Z,  -0.70,  -6.64,  -7.15,  99.90,   0.19,
06/16 23Z,  -0.70,  -6.33,  -7.19,  99.90,  -0.16,  (min)
06/17 00Z,  -0.80,  -5.72,  -6.90,  99.90,  -0.38,
06/17 01Z,  -0.80,  -4.90,  -6.35,  99.90,  -0.65,
06/17 02Z,  -0.80,  -4.01,  -5.54,  99.90,  -0.73,
06/17 03Z,  -0.80,  -3.15,  -4.69,  99.90,  -0.74,
06/17 04Z,  -0.80,  -2.40,  -3.81,  99.90,  -0.61,
06/17 05Z,  -0.80,  -1.82,  -3.04,  99.90,  -0.42,
06/17 06Z,  -0.80,  -1.44,  -2.44,  99.90,  -0.20,
06/17 07Z,  -0.80,  -1.19,  -2.02,  99.90,  -0.03,
06/17 08Z,  -0.80,  -1.03,  -1.82,  99.90,   0.01,
06/17 09Z,  -0.80,  -0.91,  -1.74,  99.90,  -0.03,
06/17 10Z,  -0.80,  -0.78,  -1.64,  99.90,  -0.06,
06/17 11Z,  -0.80,  -0.66,  -1.57,  99.90,  -0.11,
06/17 12Z,  -0.90,  -0.58,  -1.39,  99.90,   0.09,
06/17 13Z,  -0.90,  -0.57,  -1.35,  99.90,   0.12,
06/17 14Z,  -0.90,  -0.73,  -1.31,  99.90,   0.32,  (max)
06/17 15Z,  -0.90,  -1.10,  -1.44,  99.90,   0.56,
06/17 16Z,  -0.90,  -1.69,  -1.74,  99.90,   0.85,
06/17 17Z,  -0.90,  -2.48,  -2.29,  99.90,   1.09,
06/17 18Z,  -0.90,  -3.44,  -3.12,  99.90,   1.22,
06/17 19Z,  -0.90,  -4.44,  -4.09,  99.90,   1.25,
06/17 20Z,  -0.90,  -5.33,  -5.12,  99.90,   1.11,
06/17 21Z,  -0.90,  -6.02,  -6.08,  99.90,   0.84,
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
06/17 22Z,  -1.00,  -6.40,  99.90,  -6.61,   0.79,
06/17 23Z,  -1.00,  -6.40,  99.90,  -6.66,   0.74,  (min)
06/18 00Z,  -1.00,  -6.04,  99.90,  -6.36,   0.68,
06/18 01Z,  -1.00,  -5.39,  99.90,  -5.76,   0.63,
06/18 02Z,  -1.00,  -4.55,  99.90,  -4.97,   0.58,
06/18 03Z,  -1.00,  -3.67,  99.90,  -4.15,   0.52,
06/18 04Z,  -1.00,  -2.83,  99.90,  -3.37,   0.47,
06/18 05Z,  -1.00,  -2.12,  99.90,  -2.71,   0.41,
06/18 06Z,  -1.00,  -1.63,  99.90,  -2.27,   0.36,
06/18 07Z,  -1.00,  -1.35,  99.90,  -2.04,   0.31,
06/18 08Z,  -1.00,  -1.21,  99.90,  -1.96,   0.25,  (max)
06/18 09Z,  -1.00,  -1.18,  99.90,  -1.99,   0.20,
06/18 10Z,  -1.00,  -1.20,  99.90,  -2.00,   0.20,  (min)
06/18 11Z,  -1.00,  -1.19,  99.90,  -1.99,   0.20,  (max)
06/18 12Z,  -1.10,  -1.13,  99.90,  -2.03,   0.20,  (min)
06/18 13Z,  -1.10,  -1.07,  99.90,  -1.97,   0.20,
06/18 14Z,  -1.10,  -1.06,  99.90,  -1.96,   0.20,  (max)
06/18 15Z,  -1.10,  -1.18,  99.90,  -2.08,   0.20,
06/18 16Z,  -1.10,  -1.48,  99.90,  -2.39,   0.20,
06/18 17Z,  -1.10,  -1.96,  99.90,  -2.86,   0.20,
06/18 18Z,  -1.10,  -2.63,  99.90,  -3.53,   0.20,
06/18 19Z,  -1.10,  -3.47,  99.90,  -4.37,   0.20,
06/18 20Z,  -1.10,  -4.34,  99.90,  -5.24,   0.20,
06/18 21Z,  -1.10,  -5.13,  99.90,  -6.03,   0.20,
06/18 22Z,  -1.10,  -5.74,  99.90,  -6.64,   0.20,
06/18 23Z,  -1.20,  -6.04,  99.90,  -7.04,   0.20,  (min)
06/19 00Z,  -1.20,  -5.96,  99.90,  -6.97,   0.20,
06/19 01Z,  -1.20,  -5.55,  99.90,  -6.55,   0.20,
06/19 02Z,  -1.10,  -4.88,  99.90,  -5.78,   0.20,
06/19 03Z,  -1.10,  -4.05,  99.90,  -4.95,   0.20,
06/19 04Z,  -1.20,  -3.21,  99.90,  -4.21,   0.20,
06/19 05Z,  -1.10,  -2.43,  99.90,  -3.34,   0.20,
06/19 06Z,  -1.10,  -1.82,  99.90,  -2.72,   0.20,
06/19 07Z,  -1.10,  -1.45,  99.90,  -2.35,   0.20,
06/19 08Z,  -1.10,  -1.31,  99.90,  -2.22,   0.20,  (max)
06/19 09Z,  -1.10,  -1.34,  99.90,  -2.24,   0.20,
06/19 10Z,  -1.20,  -1.49,  99.90,  -2.49,   0.20,
06/19 11Z,  -1.20,  -1.66,  99.90,  -2.66,   0.20,
06/19 12Z,  -1.20,  -1.74,  99.90,  -2.75,   0.20,
06/19 13Z,  -1.20,  -1.75,  99.90,  -2.75,   0.20,  (min)
06/19 14Z,  -1.10,  -1.71,  99.90,  -2.62,   0.20,
06/19 15Z,  -1.10,  -1.69,  99.90,  -2.59,   0.20,  (max)
06/19 16Z,  -1.10,  -1.75,  99.90,  -2.65,   0.20,
06/19 17Z,  -1.10,  -1.94,  99.90,  -2.84,   0.20,
06/19 18Z,  -1.10,  -2.27,  99.90,  -3.17,   0.20,
06/19 19Z,  -1.10,  -2.79,  99.90,  -3.69,   0.20,
06/19 20Z,  -1.10,  -3.46,  99.90,  -4.36,   0.20,
06/19 21Z,  -1.10,  -4.17,  99.90,  -5.07,   0.20,
06/19 22Z,  -1.10,  -4.83,  99.90,  -5.74,   0.20,
06/19 23Z,  -1.10,  -5.33,  99.90,  -6.23,   0.20,
06/20 00Z,  -1.10,  -5.52,  99.90,  -6.42,   0.20,  (min)
06/20 01Z,  -1.10,  -5.35,  99.90,  -6.26,   0.20,
06/20 02Z,  -1.10,  -4.90,  99.90,  -5.81,   0.20,
06/20 03Z,  -1.10,  -4.24,  99.90,  -5.14,   0.20,
06/20 04Z,  -1.10,  -3.45,  99.90,  -4.36,   0.20,
06/20 05Z,  -1.10,  -2.68,  99.90,  -3.58,   0.20,
06/20 06Z,  -1.10,  -2.01,  99.90,  -2.91,   0.20,
06/20 07Z,  -1.10,  -1.53,  99.90,  -2.43,   0.20,
06/20 08Z,  -1.10,  -1.33,  99.90,  -2.23,   0.20,  (max)
06/20 09Z,  -1.10,  -1.37,  99.90,  -2.27,   0.20,
06/20 10Z,  -1.10,  -1.60,  99.90,  -2.50,   0.20,
06/20 11Z,  -1.10,  -1.93,  99.90,  -2.83,   0.20,
06/20 12Z,  -1.10,  -2.23,  99.90,  -3.13,   0.20,
06/20 13Z,  -1.10,  -2.40,  99.90,  -3.30,   0.20,
06/20 14Z,  -1.10,  -2.47,  99.90,  -3.37,   0.20,  (min)
06/20 15Z,  -1.10,  -2.45,  99.90,  -3.35,   0.20,
06/20 16Z,  -1.10,  -2.39,  99.90,  -3.29,   0.20,
06/20 17Z,  -1.10,  -2.36,  99.90,  -3.26,   0.20,  (max)
06/20 18Z,  -1.10,  -2.41,  99.90,  -3.31,   0.20,
06/20 19Z,  -1.00,  -2.58,  99.90,  -3.38,   0.20,
06/20 20Z,  -1.10,  -2.91,  99.90,  -3.81,   0.20,
06/20 21Z,  -1.00,  -3.40,  99.90,  -4.20,   0.20,
06/20 22Z,  -1.10,  -3.95,  99.90,  -4.85,   0.20,
06/20 23Z,  -1.10,  -4.45,  99.90,  -5.36,   0.20,
06/21 00Z,  -1.10,  -4.80,  99.90,  -5.70,   0.20,
06/21 01Z,  -1.10,  -4.85,  99.90,  -5.76,   0.20,  (min)
06/21 02Z,  -1.10,  -4.63,  99.90,  -5.53,   0.20,
06/21 03Z,  -1.10,  -4.16,  99.90,  -5.07,   0.20,
06/21 04Z,  -1.10,  -3.52,  99.90,  -4.42,   0.20,
06/21 05Z,  -1.10,  -2.81,  99.90,  -3.71,   0.20,
06/21 06Z,  -1.00,  -2.15,  99.90,  -2.95,   0.20,
06/21 07Z,  -1.00,  -1.61,  99.90,  -2.41,   0.20,
06/21 08Z,  -1.00,  -1.31,  99.90,  -2.11,   0.20,
06/21 09Z,  -1.00,  -1.30,  99.90,  -2.10,   0.20,  (max)
06/21 10Z,  -1.00,  -1.55,  99.90,  -2.35,   0.20,
06/21 11Z,  -1.00,  -1.97,  99.90,  -2.78,   0.20,
06/21 12Z,  -1.10,  -2.46,  99.90,  -3.36,   0.20,
06/21 13Z,  99.90,  -2.86,  99.90,  99.90,   0.20,
06/21 14Z,  99.90,  -3.11,  99.90,  99.90,   0.20,
06/21 15Z,  99.90,  -3.23,  99.90,  99.90,   0.20,
06/21 16Z,  99.90,  -3.20,  99.90,  99.90,   0.20,
06/21 17Z,  99.90,  -3.08,  99.90,  99.90,   0.20,
06/21 18Z,  99.90,  -2.94,  99.90,  99.90,   0.20,