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
#Seldovia, AK : 01/18/2026 22:21:32 GMT (units in feet MSL)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
01/17 06Z,  -0.20,  -7.59,  -8.47,  99.90,  -0.68,  (min)
01/17 07Z,  -0.20,  -4.52,  -5.64,  99.90,  -0.92,
01/17 08Z,  -0.30,  -0.70,  -1.96,  99.90,  -0.96,
01/17 09Z,  -0.40,   2.93,   1.97,  99.90,  -0.56,
01/17 10Z,  -0.60,   5.54,   4.58,  99.90,  -0.36,
01/17 11Z,  -0.70,   6.62,   5.77,  99.90,  -0.15,  (max)
01/17 12Z,  -0.30,   6.04,   5.49,  99.90,  -0.25,
01/17 13Z,  -0.40,   4.02,   3.59,  99.90,  -0.03,
01/17 14Z,  -0.50,   1.10,   0.85,  99.90,   0.25,
01/17 15Z,  -0.70,  -1.80,  -2.03,  99.90,   0.47,
01/17 16Z,  -0.90,  -3.57,  -4.13,  99.90,   0.34,
01/17 17Z,  -1.00,  -3.57,  -4.33,  99.90,   0.24,  (min)
01/17 18Z,  -0.30,  -1.93,  -2.51,  99.90,  -0.28,
01/17 19Z,  -0.20,   0.85,   0.41,  99.90,  -0.24,
01/17 20Z,  -0.20,   4.08,   3.68,  99.90,  -0.20,
01/17 21Z,  -0.40,   6.85,   6.49,  99.90,   0.04,
01/17 22Z,  -0.50,   8.36,   7.95,  99.90,   0.09,  (max)
01/17 23Z,  -0.60,   8.17,   7.77,  99.90,   0.20,
01/18 00Z,  -0.20,   6.26,   5.71,  99.90,  -0.35,
01/18 01Z,  -0.20,   2.89,   2.12,  99.90,  -0.57,
01/18 02Z,  -0.30,  -1.39,  -2.17,  99.90,  -0.48,
01/18 03Z,  -0.40,  -5.76,  -6.43,  99.90,  -0.27,
01/18 04Z,  -0.60,  -9.10,  -9.74,  99.90,  -0.04,
01/18 05Z,  -0.70, -10.46, -11.04,  99.90,   0.12,  (min)
01/18 06Z,  -0.50,  -9.65, -10.17,  99.90,  -0.02,
01/18 07Z,  -0.40,  -7.00,  -7.46,  99.90,  -0.06,
01/18 08Z,  -0.30,  -3.08,  -3.55,  99.90,  -0.17,
01/18 09Z,  -0.20,   1.24,   0.67,  99.90,  -0.37,
01/18 10Z,  -0.10,   4.91,   4.20,  99.90,  -0.61,
01/18 11Z,  -0.10,   7.13,   6.28,  99.90,  -0.75,
01/18 12Z,  -0.30,   7.48,   6.70,  99.90,  -0.48,  (max)
01/18 13Z,  -0.30,   5.96,   5.26,  99.90,  -0.40,
01/18 14Z,  -0.30,   3.02,   2.38,  99.90,  -0.34,
01/18 15Z,  -0.30,  -0.54,  -1.02,  99.90,  -0.18,
01/18 16Z,  -0.30,  -3.56,  -4.02,  99.90,  -0.16,
01/18 17Z,  -0.30,  -4.89,  -5.59,  99.90,  -0.40,  (min)
01/18 18Z,  -0.30,  -4.10,  -4.80,  99.90,  -0.40,
01/18 19Z,  -0.40,  -1.60,  -2.23,  99.90,  -0.23,
01/18 20Z,  -0.40,   1.89,   1.17,  99.90,  -0.32,
01/18 21Z,  -0.50,   5.50,   4.70,  99.90,  -0.30,
01/18 22Z,  -0.50,   8.24,   7.49,  99.90,  -0.25,
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
01/18 23Z,  -0.60,   9.32,  99.90,   8.46,  -0.26,  (max)
01/19 00Z,  -0.60,   8.40,  99.90,   7.53,  -0.27,
01/19 01Z,  -0.50,   5.57,  99.90,   4.79,  -0.28,
01/19 02Z,  -0.50,   1.31,  99.90,   0.52,  -0.29,
01/19 03Z,  -0.50,  -3.58,  99.90,  -4.38,  -0.30,
01/19 04Z,  -0.40,  -8.03,  99.90,  -8.74,  -0.31,
01/19 05Z,  -0.40, -10.82,  99.90, -11.53,  -0.32,
01/19 06Z,  -0.40, -11.18,  99.90, -11.90,  -0.33,  (min)
01/19 07Z,  -0.40,  -9.22,  99.90,  -9.95,  -0.33,
01/19 08Z,  -0.40,  -5.57,  99.90,  -6.31,  -0.34,
01/19 09Z,  -0.50,  -1.00,  99.90,  -1.85,  -0.35,
01/19 10Z,  -0.60,   3.49,  99.90,   2.53,  -0.36,
01/19 11Z,  -0.60,   6.84,  99.90,   5.87,  -0.36,
01/19 12Z,  -0.60,   8.32,  99.90,   7.36,  -0.36,  (max)
01/19 13Z,  -0.60,   7.67,  99.90,   6.71,  -0.36,
01/19 14Z,  -0.60,   5.11,  99.90,   4.15,  -0.36,
01/19 15Z,  -0.60,   1.36,  99.90,   0.40,  -0.36,
01/19 16Z,  -0.70,  -2.52,  99.90,  -3.58,  -0.36,
01/19 17Z,  -0.80,  -5.25,  99.90,  -6.41,  -0.36,
01/19 18Z,  -0.80,  -5.79,  99.90,  -6.95,  -0.36,  (min)
01/19 19Z,  -0.60,  -4.06,  99.90,  -5.02,  -0.36,
01/19 20Z,  -0.40,  -0.73,  99.90,  -1.49,  -0.36,
01/19 21Z,  -0.30,   3.27,  99.90,   2.61,  -0.36,
01/19 22Z,  -0.30,   6.98,  99.90,   6.32,  -0.36,
01/19 23Z,  -0.30,   9.37,  99.90,   8.71,  -0.36,
01/20 00Z,  -0.40,   9.74,  99.90,   8.98,  -0.36,  (max)
01/20 01Z,  -0.50,   7.90,  99.90,   7.04,  -0.36,
01/20 02Z,  -0.60,   4.12,  99.90,   3.16,  -0.36,
01/20 03Z,  -0.70,  -0.85,  99.90,  -1.91,  -0.36,
01/20 04Z,  -0.80,  -5.96,  99.90,  -7.12,  -0.36,
01/20 05Z,  -0.80, -10.00,  99.90, -11.16,  -0.36,
01/20 06Z,  -0.70, -11.81,  99.90, -12.87,  -0.36,  (min)
01/20 07Z,  -0.60, -10.93,  99.90, -11.89,  -0.36,
01/20 08Z,  -0.50,  -7.84,  99.90,  -8.71,  -0.36,
01/20 09Z,  -0.50,  -3.40,  99.90,  -4.26,  -0.36,
01/20 10Z,  -0.50,   1.48,  99.90,   0.62,  -0.36,
01/20 11Z,  -0.50,   5.73,  99.90,   4.87,  -0.36,
01/20 12Z,  -0.50,   8.37,  99.90,   7.51,  -0.36,
01/20 13Z,  -0.60,   8.84,  99.90,   7.88,  -0.36,  (max)
01/20 14Z,  -0.60,   7.06,  99.90,   6.10,  -0.36,
01/20 15Z,  -0.50,   3.56,  99.90,   2.70,  -0.36,
01/20 16Z,  -0.60,  -0.69,  99.90,  -1.65,  -0.36,
01/20 17Z,  -0.70,  -4.48,  99.90,  -5.54,  -0.36,
01/20 18Z,  -0.70,  -6.52,  99.90,  -7.59,  -0.36,  (min)
01/20 19Z,  -0.70,  -6.09,  99.90,  -7.15,  -0.36,
01/20 20Z,  -0.60,  -3.43,  99.90,  -4.39,  -0.36,
01/20 21Z,  -0.50,   0.50,  99.90,  -0.36,  -0.36,
01/20 22Z,  -0.50,   4.70,  99.90,   3.84,  -0.36,
01/20 23Z,  -0.50,   8.15,  99.90,   7.29,  -0.36,
01/21 00Z,  -0.50,   9.91,  99.90,   9.05,  -0.36,  (max)
01/21 01Z,  -0.70,   9.40,  99.90,   8.34,  -0.36,
01/21 02Z,  -0.70,   6.62,  99.90,   5.56,  -0.36,
01/21 03Z,  -0.80,   2.09,  99.90,   0.93,  -0.36,
01/21 04Z,  -0.80,  -3.19,  99.90,  -4.35,  -0.36,
01/21 05Z,  -0.70,  -8.03,  99.90,  -9.09,  -0.36,
01/21 06Z,  -0.60, -11.20,  99.90, -12.16,  -0.36,
01/21 07Z,  -0.50, -11.75,  99.90, -12.61,  -0.36,  (min)
01/21 08Z,  -0.40,  -9.64,  99.90, -10.40,  -0.36,
01/21 09Z,  -0.40,  -5.64,  99.90,  -6.40,  -0.36,
01/21 10Z,  -0.40,  -0.78,  99.90,  -1.54,  -0.36,
01/21 11Z,  -0.50,   3.99,  99.90,   3.13,  -0.36,
01/21 12Z,  -0.60,   7.61,  99.90,   6.65,  -0.36,
01/21 13Z,  -0.70,   9.25,  99.90,   8.19,  -0.36,  (max)
01/21 14Z,  -0.80,   8.55,  99.90,   7.39,  -0.36,
01/21 15Z,  -0.70,   5.73,  99.90,   4.67,  -0.36,
01/21 16Z,  -0.70,   1.58,  99.90,   0.52,  -0.36,
01/21 17Z,  -0.80,  -2.77,  99.90,  -3.93,  -0.36,
01/21 18Z,  -0.70,  -6.06,  99.90,  -7.12,  -0.36,
01/21 19Z,  -0.60,  -7.20,  99.90,  -8.16,  -0.36,  (min)
01/21 20Z,  -0.40,  -5.79,  99.90,  -6.55,  -0.36,
01/21 21Z,  -0.30,  -2.44,  99.90,  -3.10,  -0.36,
01/21 22Z,  -0.30,   1.77,  99.90,   1.11,  -0.36,
01/21 23Z,  -0.30,   5.82,  99.90,   5.16,  -0.36,
01/22 00Z,  -0.40,   8.73,  99.90,   7.97,  -0.36,
01/22 01Z,  -0.50,   9.68,  99.90,   8.82,  -0.36,  (max)
01/22 02Z,  -0.60,   8.28,  99.90,   7.32,  -0.36,
01/22 03Z,  -0.60,   4.76,  99.90,   3.80,  -0.36,
01/22 04Z,  -0.70,  -0.12,  99.90,  -1.18,  -0.36,
01/22 05Z,  -0.70,  -5.22,  99.90,  -6.28,  -0.36,
01/22 06Z,  -0.60,  -9.32,  99.90, -10.28,  -0.36,
01/22 07Z,  -0.40, -11.31,  99.90, -12.07,  -0.36,  (min)
01/22 08Z,  -0.30, -10.59,  99.90, -11.25,  -0.36,
01/22 09Z,  -0.30,  -7.46,  99.90,  -8.12,  -0.36,
01/22 10Z,  -0.30,  -2.94,  99.90,  -3.60,  -0.36,
01/22 11Z,  -0.40,   1.92,  99.90,   1.16,  -0.36,
01/22 12Z,  -0.50,   6.16,  99.90,   5.30,  -0.36,
01/22 13Z,  99.90,   8.85,  99.90,  99.90,  -0.36,
01/22 14Z,  99.90,   9.34,  99.90,  99.90,  -0.36,
01/22 15Z,  99.90,   7.54,  99.90,  99.90,  -0.36,
01/22 16Z,  99.90,   3.95,  99.90,  99.90,  -0.36,
01/22 17Z,  99.90,  -0.47,  99.90,  99.90,  -0.36,
01/22 18Z,  99.90,  -4.52,  99.90,  99.90,  -0.36,