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
#Nikiski, AK : 06/18/2025 09:21:04 GMT (units in feet MSL)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
06/16 18Z,  -0.20,   5.36,   4.41,  99.90,  -0.75,
06/16 19Z,  -0.20,   2.04,   0.94,  99.90,  -0.90,
06/16 20Z,  -0.20,  -2.30,  -2.73,  99.90,  -0.23,
06/16 21Z,  -0.20,  -6.54,  -6.40,  99.90,   0.34,
06/16 22Z,  -0.20,  -9.73,  -9.78,  99.90,   0.15,
06/16 23Z,  -0.20, -11.39, -11.82,  99.90,  -0.23,  (min)
06/17 00Z,  -0.10, -10.96, -11.29,  99.90,  -0.23,
06/17 01Z,  -0.10,  -7.90,  -7.67,  99.90,   0.33,
06/17 02Z,  -0.10,  -3.10,  -3.21,  99.90,  -0.01,
06/17 03Z,  -0.10,   1.51,   0.98,  99.90,  -0.43,
06/17 04Z,  -0.10,   4.92,   4.59,  99.90,  -0.23,
06/17 05Z,  -0.10,   7.07,   6.86,  99.90,  -0.11,
06/17 06Z,  -0.10,   7.70,   7.35,  99.90,  -0.25,  (max)
06/17 07Z,  -0.10,   6.45,   5.88,  99.90,  -0.47,
06/17 08Z,  -0.10,   3.50,   2.80,  99.90,  -0.60,
06/17 09Z,   0.00,  -0.18,  -0.54,  99.90,  -0.36,
06/17 10Z,   0.00,  -3.42,  -3.46,  99.90,  -0.04,
06/17 11Z,   0.00,  -5.57,  -5.71,  99.90,  -0.14,
06/17 12Z,   0.00,  -6.20,  -6.24,  99.90,  -0.04,  (min)
06/17 13Z,   0.00,  -4.68,  -4.24,  99.90,   0.44,
06/17 14Z,   0.00,  -1.22,  -1.05,  99.90,   0.17,
06/17 15Z,   0.00,   2.52,   1.94,  99.90,  -0.58,
06/17 16Z,  -0.10,   5.08,   4.53,  99.90,  -0.45,
06/17 17Z,  -0.10,   6.27,   5.97,  99.90,  -0.20,  (max)
06/17 18Z,  -0.10,   6.17,   5.64,  99.90,  -0.43,
06/17 19Z,  -0.10,   4.52,   3.59,  99.90,  -0.83,
06/17 20Z,   0.00,   1.32,   0.62,  99.90,  -0.70,
06/17 21Z,   0.00,  -2.72,  -2.69,  99.90,   0.03,
06/17 22Z,   0.00,  -6.46,  -6.03,  99.90,   0.43,
06/17 23Z,   0.00,  -9.07,  -9.06,  99.90,   0.01,
06/18 00Z,   0.00, -10.23, -10.64,  99.90,  -0.41,  (min)
06/18 01Z,   0.00,  -9.40,  -9.65,  99.90,  -0.25,
06/18 02Z,   0.00,  -6.17,  -6.12,  99.90,   0.05,
06/18 03Z,   0.00,  -1.59,  -2.07,  99.90,  -0.48,
06/18 04Z,   0.00,   2.56,   1.72,  99.90,  -0.84,
06/18 05Z,   0.00,   5.57,   5.09,  99.90,  -0.48,
06/18 06Z,   0.00,   7.37,   6.98,  99.90,  -0.39,
06/18 07Z,   0.00,   7.62,   7.16,  99.90,  -0.46,  (max)
06/18 08Z,   0.00,   6.00,   5.45,  99.90,  -0.55,
06/18 09Z,   0.00,   2.85,   2.26,  99.90,  -0.59,
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
06/18 10Z,   0.00,  -0.79,  99.90,  -1.36,  -0.57,
06/18 11Z,   0.00,  -3.88,  99.90,  -4.42,  -0.54,
06/18 12Z,   0.00,  -5.95,  99.90,  -6.46,  -0.51,
06/18 13Z,   0.00,  -6.62,  99.90,  -7.10,  -0.48,  (min)
06/18 14Z,   0.00,  -5.20,  99.90,  -5.65,  -0.46,
06/18 15Z,   0.00,  -1.98,  99.90,  -2.40,  -0.43,
06/18 16Z,   0.00,   1.45,  99.90,   1.05,  -0.40,
06/18 17Z,  -0.10,   3.90,  99.90,   3.42,  -0.37,
06/18 18Z,  -0.10,   5.26,  99.90,   4.82,  -0.35,
06/18 19Z,  -0.10,   5.43,  99.90,   5.01,  -0.32,  (max)
06/18 20Z,  -0.20,   4.02,  99.90,   3.53,  -0.29,
06/18 21Z,  -0.20,   1.11,  99.90,   0.64,  -0.26,
06/18 22Z,  -0.20,  -2.51,  99.90,  -2.98,  -0.26,
06/18 23Z,  -0.20,  -5.73,  99.90,  -6.20,  -0.26,
06/19 00Z,  -0.20,  -7.91,  99.90,  -8.38,  -0.26,
06/19 01Z,  -0.20,  -8.83,  99.90,  -9.29,  -0.26,  (min)
06/19 02Z,  -0.20,  -7.86,  99.90,  -8.32,  -0.26,
06/19 03Z,  -0.20,  -4.66,  99.90,  -5.12,  -0.26,
06/19 04Z,  -0.20,  -0.37,  99.90,  -0.83,  -0.26,
06/19 05Z,  -0.20,   3.42,  99.90,   2.96,  -0.26,
06/19 06Z,  -0.20,   6.16,  99.90,   5.69,  -0.26,
06/19 07Z,  -0.20,   7.73,  99.90,   7.26,  -0.26,  (max)
06/19 08Z,  -0.20,   7.68,  99.90,   7.22,  -0.26,
06/19 09Z,  -0.20,   5.76,  99.90,   5.30,  -0.26,
06/19 10Z,  -0.20,   2.45,  99.90,   1.99,  -0.26,
06/19 11Z,  -0.20,  -1.21,  99.90,  -1.67,  -0.26,
06/19 12Z,  -0.20,  -4.32,  99.90,  -4.78,  -0.26,
06/19 13Z,  -0.20,  -6.57,  99.90,  -7.03,  -0.26,
06/19 14Z,  -0.20,  -7.50,  99.90,  -7.96,  -0.26,  (min)
06/19 15Z,  -0.20,  -6.30,  99.90,  -6.76,  -0.26,
06/19 16Z,  -0.20,  -3.29,  99.90,  -3.75,  -0.26,
06/19 17Z,  -0.30,   0.02,  99.90,  -0.54,  -0.26,
06/19 18Z,  -0.30,   2.65,  99.90,   2.09,  -0.26,
06/19 19Z,  -0.30,   4.45,  99.90,   3.89,  -0.26,
06/19 20Z,  -0.30,   5.06,  99.90,   4.50,  -0.26,  (max)
06/19 21Z,  -0.30,   4.02,  99.90,   3.46,  -0.26,
06/19 22Z,  -0.30,   1.46,  99.90,   0.90,  -0.26,
06/19 23Z,  -0.30,  -1.75,  99.90,  -2.31,  -0.26,
06/20 00Z,  -0.30,  -4.59,  99.90,  -5.15,  -0.26,
06/20 01Z,  -0.30,  -6.58,  99.90,  -7.15,  -0.26,
06/20 02Z,  -0.30,  -7.49,  99.90,  -8.06,  -0.26,  (min)
06/20 03Z,  -0.30,  -6.56,  99.90,  -7.12,  -0.26,
06/20 04Z,  -0.30,  -3.46,  99.90,  -4.03,  -0.26,
06/20 05Z,  -0.30,   0.59,  99.90,   0.03,  -0.26,
06/20 06Z,  -0.30,   4.17,  99.90,   3.61,  -0.26,
06/20 07Z,  -0.30,   6.80,  99.90,   6.24,  -0.26,
06/20 08Z,  -0.20,   8.23,  99.90,   7.77,  -0.26,  (max)
06/20 09Z,  -0.20,   7.94,  99.90,   7.47,  -0.26,
06/20 10Z,  -0.20,   5.73,  99.90,   5.27,  -0.26,
06/20 11Z,  -0.10,   2.22,  99.90,   1.86,  -0.26,
06/20 12Z,  -0.10,  -1.58,  99.90,  -1.94,  -0.26,
06/20 13Z,  -0.10,  -4.93,  99.90,  -5.29,  -0.26,
06/20 14Z,  -0.10,  -7.58,  99.90,  -7.95,  -0.26,
06/20 15Z,  -0.10,  -8.87,  99.90,  -9.24,  -0.26,  (min)
06/20 16Z,  -0.20,  -7.86,  99.90,  -8.32,  -0.26,
06/20 17Z,  -0.20,  -4.89,  99.90,  -5.35,  -0.26,
06/20 18Z,  -0.20,  -1.42,  99.90,  -1.88,  -0.26,
06/20 19Z,  -0.20,   1.68,  99.90,   1.22,  -0.26,
06/20 20Z,  -0.20,   4.09,  99.90,   3.63,  -0.26,
06/20 21Z,  -0.20,   5.22,  99.90,   4.76,  -0.26,  (max)
06/20 22Z,  -0.20,   4.54,  99.90,   4.08,  -0.26,
06/20 23Z,  -0.20,   2.28,  99.90,   1.81,  -0.26,
06/21 00Z,  -0.20,  -0.66,  99.90,  -1.13,  -0.26,
06/21 01Z,  -0.20,  -3.34,  99.90,  -3.81,  -0.26,
06/21 02Z,  -0.20,  -5.40,  99.90,  -5.87,  -0.26,
06/21 03Z,  -0.20,  -6.48,  99.90,  -6.95,  -0.26,  (min)
06/21 04Z,  -0.20,  -5.64,  99.90,  -6.10,  -0.26,
06/21 05Z,  -0.20,  -2.60,  99.90,  -3.06,  -0.26,
06/21 06Z,  -0.20,   1.37,  99.90,   0.90,  -0.26,
06/21 07Z,  -0.20,   4.92,  99.90,   4.45,  -0.26,
06/21 08Z,  -0.20,   7.58,  99.90,   7.12,  -0.26,
06/21 09Z,  -0.10,   8.92,  99.90,   8.56,  -0.26,  (max)
06/21 10Z,  -0.10,   8.36,  99.90,   7.99,  -0.26,
06/21 11Z,  -0.20,   5.82,  99.90,   5.35,  -0.26,
06/21 12Z,  -0.10,   2.00,  99.90,   1.64,  -0.26,
06/21 13Z,  -0.10,  -2.08,  99.90,  -2.44,  -0.26,
06/21 14Z,  -0.10,  -5.85,  99.90,  -6.21,  -0.26,
06/21 15Z,  -0.10,  -9.00,  99.90,  -9.37,  -0.26,
06/21 16Z,  -0.10, -10.61,  99.90, -10.97,  -0.26,  (min)
06/21 17Z,  -0.20,  -9.60,  99.90, -10.06,  -0.26,
06/21 18Z,  -0.30,  -6.43,  99.90,  -6.99,  -0.26,
06/21 19Z,  -0.30,  -2.53,  99.90,  -3.09,  -0.26,
06/21 20Z,  -0.30,   1.24,  99.90,   0.67,  -0.26,
06/21 21Z,  -0.30,   4.31,  99.90,   3.75,  -0.26,
06/21 22Z,  -0.30,   5.89,  99.90,   5.33,  -0.26,  (max)
06/21 23Z,  -0.30,   5.44,  99.90,   4.87,  -0.26,
06/22 00Z,  -0.30,   3.29,  99.90,   2.73,  -0.26,
06/22 01Z,  99.90,   0.42,  99.90,  99.90,  -0.26,
06/22 02Z,  99.90,  -2.32,  99.90,  99.90,  -0.26,
06/22 03Z,  99.90,  -4.63,  99.90,  99.90,  -0.26,
06/22 04Z,  99.90,  -5.94,  99.90,  99.90,  -0.26,
06/22 05Z,  99.90,  -5.12,  99.90,  99.90,  -0.26,
06/22 06Z,  99.90,  -1.99,  99.90,  99.90,  -0.26,