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
#Anchorage, AK : 01/17/2026 20:21:00 GMT (units in feet MSL)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
01/16 00Z,  -0.60,   5.42,   5.61,  99.90,   0.79,
01/16 01Z,  -0.70,   8.58,   8.54,  99.90,   0.66,
01/16 02Z,  -0.70,   9.57,   9.64,  99.90,   0.77,  (max)
01/16 03Z,  -0.80,   7.91,   8.14,  99.90,   1.03,
01/16 04Z,  -0.90,   4.41,   4.59,  99.90,   1.08,
01/16 05Z,  -0.90,   0.09,  -0.07,  99.90,   0.74,
01/16 06Z,  -0.90,  -4.37,  -4.70,  99.90,   0.57,
01/16 07Z,  -0.90,  -9.29,  -9.10,  99.90,   1.09,
01/16 08Z,  -1.00, -14.06, -13.12,  99.90,   1.94,
01/16 09Z,  -1.00, -15.73, -15.98,  99.90,   0.75,  (min)
01/16 10Z,  -1.00, -12.94, -14.07,  99.90,  -0.13,
01/16 11Z,  -1.10,  -7.77,  -7.40,  99.90,   1.47,
01/16 12Z,  -1.10,  -1.77,  -1.30,  99.90,   1.57,
01/16 13Z,  -1.10,   4.55,   3.87,  99.90,   0.42,
01/16 14Z,  -1.10,   9.35,   7.58,  99.90,  -0.67,
01/16 15Z,  -1.10,  10.95,   9.68,  99.90,  -0.17,  (max)
01/16 16Z,  -1.00,   9.54,   9.32,  99.90,   0.78,
01/16 17Z,  -1.00,   6.23,   6.54,  99.90,   1.31,
01/16 18Z,  -1.00,   2.29,   2.33,  99.90,   1.04,
01/16 19Z,  -0.90,  -1.83,  -1.60,  99.90,   1.13,
01/16 20Z,  -0.80,  -6.06,  -5.21,  99.90,   1.65,
01/16 21Z,  -0.70,  -8.33,  -7.23,  99.90,   1.80,  (min)
01/16 22Z,  -0.50,  -6.44,  -5.10,  99.90,   1.84,
01/16 23Z,  -0.30,  -1.92,   0.13,  99.90,   2.35,
01/17 00Z,  -0.30,   2.65,   4.82,  99.90,   2.47,
01/17 01Z,  -0.20,   6.72,   8.56,  99.90,   2.04,
01/17 02Z,   0.00,   9.61,  10.85,  99.90,   1.24,
01/17 03Z,   0.00,   9.94,  10.94,  99.90,   1.00,  (max)
01/17 04Z,   0.00,   7.69,   8.19,  99.90,   0.50,
01/17 05Z,   0.10,   3.77,   3.72,  99.90,  -0.15,
01/17 06Z,   0.00,  -0.86,  -1.06,  99.90,  -0.20,
01/17 07Z,   0.00,  -5.73,  -5.81,  99.90,  -0.08,
01/17 08Z,   0.00, -11.06, -10.37,  99.90,   0.69,
01/17 09Z,  -0.10, -15.58, -14.46,  99.90,   1.22,
01/17 10Z,  -0.10, -16.09, -17.18,  99.90,  -0.99,  (min)
01/17 11Z,  -0.10, -11.99, -13.33,  99.90,  -1.24,
01/17 12Z,  -0.30,  -5.90,  -5.99,  99.90,   0.21,
01/17 13Z,  -0.30,   0.59,   0.31,  99.90,   0.02,
01/17 14Z,  -0.40,   6.78,   5.42,  99.90,  -0.96,
01/17 15Z,  -0.40,  10.81,   8.91,  99.90,  -1.50,
01/17 16Z,  -0.50,  11.54,  10.24,  99.90,  -0.80,  (max)
01/17 17Z,  -0.50,   9.49,   8.65,  99.90,  -0.34,
01/17 18Z,  -0.50,   5.72,   4.71,  99.90,  -0.51,
01/17 19Z,  -0.50,   1.36,   0.08,  99.90,  -0.78,
01/17 20Z,  -0.60,  -3.27,  -4.03,  99.90,  -0.16,
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
01/17 21Z,  -0.70,  -7.64,  99.90,  -8.48,  -0.14,
01/17 22Z,  -0.70,  -9.13,  99.90,  -9.95,  -0.12,  (min)
01/17 23Z,  -0.80,  -6.01,  99.90,  -6.90,  -0.09,
01/18 00Z,  -0.80,  -0.59,  99.90,  -1.46,  -0.07,
01/18 01Z,  -0.80,   4.39,  99.90,   3.54,  -0.05,
01/18 02Z,  -0.90,   8.36,  99.90,   7.44,  -0.02,
01/18 03Z,  -0.90,  10.56,  99.90,   9.66,   0.00,  (max)
01/18 04Z,  -0.80,   9.99,  99.90,   9.21,   0.02,
01/18 05Z,  -0.80,   7.03,  99.90,   6.28,   0.05,
01/18 06Z,  -0.80,   2.65,  99.90,   1.92,   0.07,
01/18 07Z,  -0.80,  -2.34,  99.90,  -3.05,   0.09,
01/18 08Z,  -0.80,  -7.57,  99.90,  -8.25,   0.12,
01/18 09Z,  -0.80, -13.00,  99.90, -13.69,   0.12,
01/18 10Z,  -0.80, -16.69,  99.90, -17.37,   0.12,  (min)
01/18 11Z,  -0.90, -15.51,  99.90, -16.29,   0.12,
01/18 12Z,  -0.90,  -9.90,  99.90, -10.68,   0.12,
01/18 13Z,  -0.90,  -3.05,  99.90,  -3.83,   0.12,
01/18 14Z,  -0.90,   3.48,  99.90,   2.69,   0.12,
01/18 15Z,  -0.90,   8.94,  99.90,   8.15,   0.12,
01/18 16Z,  -0.90,  11.78,  99.90,  11.00,   0.12,  (max)
01/18 17Z,  -0.80,  11.46,  99.90,  10.78,   0.12,
01/18 18Z,  -0.80,   8.70,  99.90,   8.02,   0.12,
01/18 19Z,  -0.70,   4.45,  99.90,   3.87,   0.12,
01/18 20Z,  -0.70,  -0.34,  99.90,  -0.92,   0.12,
01/18 21Z,  -0.70,  -5.28,  99.90,  -5.86,   0.12,
01/18 22Z,  -0.80,  -9.31,  99.90,  -9.99,   0.12,
01/18 23Z,  -0.80,  -9.44,  99.90, -10.12,   0.12,  (min)
01/19 00Z,  -0.80,  -4.76,  99.90,  -5.44,   0.12,
01/19 01Z,  -0.80,   1.51,  99.90,   0.83,   0.12,
01/19 02Z,  -0.80,   6.58,  99.90,   5.90,   0.12,
01/19 03Z,  -0.80,  10.02,  99.90,   9.34,   0.12,
01/19 04Z,  -0.70,  11.19,  99.90,  10.61,   0.12,  (max)
01/19 05Z,  -0.70,   9.58,  99.90,   9.00,   0.12,
01/19 06Z,  -0.60,   5.90,  99.90,   5.42,   0.12,
01/19 07Z,  -0.70,   1.01,  99.90,   0.42,   0.12,
01/19 08Z,  -0.70,  -4.37,  99.90,  -4.95,   0.12,
01/19 09Z,  -0.70,  -9.82,  99.90, -10.40,   0.12,
01/19 10Z,  -0.80, -14.90,  99.90, -15.58,   0.12,
01/19 11Z,  -0.80, -17.09,  99.90, -17.78,   0.12,  (min)
01/19 12Z,  -0.80, -13.80,  99.90, -14.49,   0.12,
01/19 13Z,  -0.80,  -6.73,  99.90,  -7.41,   0.12,
01/19 14Z,  -0.70,   0.49,  99.90,  -0.10,   0.12,
01/19 15Z,  -0.70,   6.49,  99.90,   5.91,   0.12,
01/19 16Z,  -0.70,  10.73,  99.90,  10.15,   0.12,
01/19 17Z,  -0.70,  12.15,  99.90,  11.57,   0.12,  (max)
01/19 18Z,  -0.70,  10.73,  99.90,  10.15,   0.12,
01/19 19Z,  -0.70,   7.21,  99.90,   6.63,   0.12,
01/19 20Z,  -0.70,   2.43,  99.90,   1.85,   0.12,
01/19 21Z,  -0.70,  -2.72,  99.90,  -3.30,   0.12,
01/19 22Z,  -0.80,  -7.65,  99.90,  -8.33,   0.12,
01/19 23Z,  -0.80, -10.71,  99.90, -11.40,   0.12,  (min)
01/20 00Z,  -0.80,  -8.99,  99.90,  -9.67,   0.12,
01/20 01Z,  -0.70,  -2.69,  99.90,  -3.28,   0.12,
01/20 02Z,  -0.70,   4.12,  99.90,   3.54,   0.12,
01/20 03Z,  -0.60,   8.86,  99.90,   8.38,   0.12,
01/20 04Z,  -0.60,  11.39,  99.90,  10.91,   0.12,  (max)
01/20 05Z,  -0.60,  11.35,  99.90,  10.86,   0.12,
01/20 06Z,  -0.60,   8.69,  99.90,   8.21,   0.12,
01/20 07Z,  -0.60,   4.27,  99.90,   3.79,   0.12,
01/20 08Z,  -0.70,  -1.18,  99.90,  -1.76,   0.12,
01/20 09Z,  -0.70,  -6.89,  99.90,  -7.47,   0.12,
01/20 10Z,  -0.70, -12.26,  99.90, -12.85,   0.12,
01/20 11Z,  -0.70, -16.38,  99.90, -16.96,   0.12,
01/20 12Z,  -0.70, -16.47,  99.90, -17.05,   0.12,  (min)
01/20 13Z,  -0.70, -10.91,  99.90, -11.50,   0.12,
01/20 14Z,  -0.70,  -2.72,  99.90,  -3.30,   0.12,
01/20 15Z,  -0.70,   4.30,  99.90,   3.72,   0.12,
01/20 16Z,  -0.70,   9.26,  99.90,   8.68,   0.12,
01/20 17Z,  -0.70,  11.98,  99.90,  11.40,   0.12,  (max)
01/20 18Z,  -0.70,  11.90,  99.90,  11.32,   0.12,
01/20 19Z,  -0.70,   9.36,  99.90,   8.77,   0.12,
01/20 20Z,  -0.70,   5.03,  99.90,   4.45,   0.12,
01/20 21Z,  -0.80,  -0.29,  99.90,  -0.97,   0.12,
01/20 22Z,  -0.80,  -5.57,  99.90,  -6.26,   0.12,
01/20 23Z,  -0.80, -10.00,  99.90, -10.68,   0.12,
01/21 00Z,  -0.80, -11.51,  99.90, -12.20,   0.12,  (min)
01/21 01Z,  -0.80,  -7.67,  99.90,  -8.36,   0.12,
01/21 02Z,  -0.80,  -0.04,  99.90,  -0.72,   0.12,
01/21 03Z,  -0.80,   6.82,  99.90,   6.14,   0.12,
01/21 04Z,  -0.80,  10.81,  99.90,  10.13,   0.12,
01/21 05Z,  -0.80,  12.20,  99.90,  11.52,   0.12,  (max)
01/21 06Z,  -0.80,  10.95,  99.90,  10.27,   0.12,
01/21 07Z,  -0.80,   7.32,  99.90,   6.64,   0.12,
01/21 08Z,  -0.80,   2.16,  99.90,   1.48,   0.12,
01/21 09Z,  -0.80,  -3.83,  99.90,  -4.51,   0.12,
01/21 10Z,  -0.80,  -9.64,  99.90, -10.32,   0.12,
01/21 11Z,  -0.90, -14.44,  99.90, -15.22,   0.12,
01/21 12Z,  -0.90, -16.95,  99.90, -17.73,   0.12,