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 : 10/14/2026 01:21:14 GMT (units in feet MSL)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
10/12 06Z,  -0.20, -12.00, -11.94,  99.90,   0.26,  (min)
10/12 07Z,  -0.10,  -9.99, -10.00,  99.90,   0.09,
10/12 08Z,  -0.10,  -5.87,  -6.09,  99.90,  -0.12,
10/12 09Z,   0.00,  -0.65,  -1.01,  99.90,  -0.36,
10/12 10Z,   0.00,   4.42,   4.10,  99.90,  -0.32,
10/12 11Z,   0.00,   8.14,   7.77,  99.90,  -0.37,
10/12 12Z,   0.00,   9.67,   9.39,  99.90,  -0.28,  (max)
10/12 13Z,   0.00,   8.75,   8.60,  99.90,  -0.15,
10/12 14Z,   0.00,   5.65,   5.65,  99.90,   0.00,
10/12 15Z,   0.00,   1.17,   1.17,  99.90,   0.00,
10/12 16Z,  -0.10,  -3.52,  -3.52,  99.90,   0.10,
10/12 17Z,  -0.10,  -7.00,  -7.13,  99.90,  -0.03,
10/12 18Z,   0.00,  -8.05,  -8.36,  99.90,  -0.31,  (min)
10/12 19Z,   0.00,  -6.35,  -6.56,  99.90,  -0.21,
10/12 20Z,   0.00,  -2.60,  -2.81,  99.90,  -0.21,
10/12 21Z,   0.00,   2.11,   1.76,  99.90,  -0.35,
10/12 22Z,   0.00,   6.64,   6.19,  99.90,  -0.45,
10/12 23Z,   0.00,   9.82,   9.47,  99.90,  -0.35,
10/13 00Z,   0.00,  10.84,  10.64,  99.90,  -0.20,  (max)
10/13 01Z,   0.00,   9.43,   9.18,  99.90,  -0.25,
10/13 02Z,   0.00,   5.85,   5.63,  99.90,  -0.22,
10/13 03Z,   0.00,   0.84,   0.82,  99.90,  -0.02,
10/13 04Z,   0.00,  -4.57,  -4.52,  99.90,   0.05,
10/13 05Z,   0.00,  -9.09,  -9.17,  99.90,  -0.08,
10/13 06Z,   0.00, -11.47, -11.53,  99.90,  -0.06,  (min)
10/13 07Z,   0.10, -11.04, -11.01,  99.90,  -0.07,
10/13 08Z,   0.10,  -8.15,  -8.20,  99.90,  -0.15,
10/13 09Z,   0.10,  -3.73,  -4.09,  99.90,  -0.46,
10/13 10Z,   0.00,   1.20,   0.77,  99.90,  -0.43,
10/13 11Z,   0.00,   5.54,   5.17,  99.90,  -0.37,
10/13 12Z,   0.10,   8.27,   7.86,  99.90,  -0.51,
10/13 13Z,   0.00,   8.82,   8.46,  99.90,  -0.36,  (max)
10/13 14Z,   0.00,   7.14,   7.00,  99.90,  -0.14,
10/13 15Z,   0.00,   3.72,   3.63,  99.90,  -0.09,
10/13 16Z,   0.00,  -0.50,  -0.62,  99.90,  -0.12,
10/13 17Z,   0.00,  -4.37,  -4.56,  99.90,  -0.19,
10/13 18Z,   0.00,  -6.63,  -6.93,  99.90,  -0.30,  (min)
10/13 19Z,   0.00,  -6.42,  -6.69,  99.90,  -0.27,
10/13 20Z,   0.00,  -3.88,  -4.00,  99.90,  -0.12,
10/13 21Z,   0.00,   0.07,  -0.23,  99.90,  -0.30,
10/13 22Z,   0.00,   4.34,   3.85,  99.90,  -0.49,
10/13 23Z,   0.00,   7.92,   7.40,  99.90,  -0.52,
10/14 00Z,   0.00,   9.86,   9.57,  99.90,  -0.29,  (max)
10/14 01Z,   0.00,   9.64,   9.38,  99.90,  -0.26,
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
10/14 02Z,   0.00,   7.26,  99.90,   7.01,  -0.25,
10/14 03Z,   0.00,   3.21,  99.90,   2.97,  -0.24,
10/14 04Z,   0.00,  -1.65,  99.90,  -1.88,  -0.23,
10/14 05Z,   0.00,  -6.28,  99.90,  -6.51,  -0.22,
10/14 06Z,   0.10,  -9.60,  99.90,  -9.71,  -0.22,
10/14 07Z,   0.20, -10.66,  99.90, -10.66,  -0.21,  (min)
10/14 08Z,   0.20,  -9.22,  99.90,  -9.22,  -0.20,
10/14 09Z,   0.40,  -5.93,  99.90,  -5.72,  -0.19,
10/14 10Z,   0.40,  -1.72,  99.90,  -1.50,  -0.18,
10/14 11Z,   0.30,   2.53,  99.90,   2.66,  -0.17,
10/14 12Z,   0.10,   5.90,  99.90,   5.84,  -0.16,
10/14 13Z,   0.00,   7.62,  99.90,   7.46,  -0.16,  (max)
10/14 14Z,   0.00,   7.35,  99.90,   7.19,  -0.16,
10/14 15Z,  -0.10,   5.25,  99.90,   4.99,  -0.16,
10/14 16Z,  -0.10,   1.95,  99.90,   1.70,  -0.16,
10/14 17Z,   0.00,  -1.60,  99.90,  -1.76,  -0.16,
10/14 18Z,  -0.10,  -4.39,  99.90,  -4.65,  -0.16,
10/14 19Z,  -0.10,  -5.45,  99.90,  -5.70,  -0.16,  (min)
10/14 20Z,   0.00,  -4.30,  99.90,  -4.46,  -0.16,
10/14 21Z,   0.10,  -1.41,  99.90,  -1.46,  -0.16,
10/14 22Z,   0.20,   2.23,  99.90,   2.28,  -0.16,
10/14 23Z,   0.30,   5.69,  99.90,   5.84,  -0.16,
10/15 00Z,   0.20,   8.15,  99.90,   8.19,  -0.16,
10/15 01Z,   0.10,   8.92,  99.90,   8.86,  -0.16,  (max)
10/15 02Z,   0.00,   7.73,  99.90,   7.58,  -0.16,
10/15 03Z,  -0.20,   4.83,  99.90,   4.48,  -0.16,
10/15 04Z,  -0.20,   0.83,  99.90,   0.48,  -0.16,
10/15 05Z,  -0.20,  -3.39,  99.90,  -3.74,  -0.16,
10/15 06Z,  -0.10,  -6.94,  99.90,  -7.20,  -0.16,
10/15 07Z,   0.10,  -9.01,  99.90,  -9.07,  -0.16,  (min)
10/15 08Z,   0.40,  -9.02,  99.90,  -8.77,  -0.16,
10/15 09Z,   0.50,  -7.06,  99.90,  -6.71,  -0.16,
10/15 10Z,   0.60,  -3.88,  99.90,  -3.43,  -0.16,
10/15 11Z,   0.60,  -0.27,  99.90,   0.17,  -0.16,
10/15 12Z,   0.50,   3.08,  99.90,   3.42,  -0.16,
10/15 13Z,   0.50,   5.47,  99.90,   5.81,  -0.16,
10/15 14Z,   0.50,   6.36,  99.90,   6.70,  -0.16,  (max)
10/15 15Z,   0.50,   5.60,  99.90,   5.95,  -0.16,
10/15 16Z,   0.70,   3.50,  99.90,   4.05,  -0.16,
10/15 17Z,   0.90,   0.72,  99.90,   1.47,  -0.16,
10/15 18Z,   1.10,  -1.93,  99.90,  -0.98,  -0.16,
10/15 19Z,   1.10,  -3.65,  99.90,  -2.70,  -0.16,
10/15 20Z,   1.10,  -3.77,  99.90,  -2.83,  -0.16,  (min)
10/15 21Z,   1.10,  -2.15,  99.90,  -1.21,  -0.16,
10/15 22Z,   1.10,   0.59,  99.90,   1.54,  -0.16,
10/15 23Z,   1.00,   3.55,  99.90,   4.40,  -0.16,
10/16 00Z,   0.90,   6.03,  99.90,   6.78,  -0.16,
10/16 01Z,   0.80,   7.44,  99.90,   8.08,  -0.16,  (max)
10/16 02Z,   0.80,   7.31,  99.90,   7.96,  -0.16,
10/16 03Z,   0.80,   5.60,  99.90,   6.24,  -0.16,
10/16 04Z,   0.90,   2.67,  99.90,   3.41,  -0.16,
10/16 05Z,   0.90,  -0.83,  99.90,  -0.08,  -0.16,
10/16 06Z,   1.00,  -4.13,  99.90,  -3.28,  -0.16,
10/16 07Z,   1.00,  -6.59,  99.90,  -5.74,  -0.16,
10/16 08Z,   1.00,  -7.67,  99.90,  -6.83,  -0.16,  (min)
10/16 09Z,   0.90,  -7.08,  99.90,  -6.34,  -0.16,
10/16 10Z,   0.70,  -5.10,  99.90,  -4.56,  -0.16,
10/16 11Z,   0.60,  -2.43,  99.90,  -1.98,  -0.16,
10/16 12Z,   0.50,   0.37,  99.90,   0.71,  -0.16,
10/16 13Z,   0.30,   2.84,  99.90,   2.98,  -0.16,
10/16 14Z,   0.30,   4.46,  99.90,   4.60,  -0.16,
10/16 15Z,   0.30,   4.86,  99.90,   5.00,  -0.16,  (max)
10/16 16Z,   0.30,   4.03,  99.90,   4.17,  -0.16,
10/16 17Z,   0.40,   2.30,  99.90,   2.54,  -0.16,
10/16 18Z,   0.50,   0.25,  99.90,   0.59,  -0.16,
10/16 19Z,   0.70,  -1.51,  99.90,  -0.96,  -0.16,
10/16 20Z,   0.80,  -2.42,  99.90,  -1.77,  -0.16,  (min)
10/16 21Z,   0.90,  -2.05,  99.90,  -1.31,  -0.16,
10/16 22Z,   0.90,  -0.45,  99.90,   0.30,  -0.16,
10/16 23Z,   0.80,   1.77,  99.90,   2.41,  -0.16,
10/17 00Z,   0.60,   3.89,  99.90,   4.34,  -0.16,
10/17 01Z,   0.30,   5.47,  99.90,   5.62,  -0.16,
10/17 02Z,   0.10,   6.11,  99.90,   6.05,  -0.16,  (max)
10/17 03Z,   0.00,   5.51,  99.90,   5.36,  -0.16,
10/17 04Z,   0.00,   3.75,  99.90,   3.59,  -0.16,
10/17 05Z,   0.00,   1.20,  99.90,   1.05,  -0.16,
10/17 06Z,   0.10,  -1.54,  99.90,  -1.60,  -0.16,
10/17 07Z,   0.30,  -3.93,  99.90,  -3.78,  -0.16,
10/17 08Z,   0.40,  -5.55,  99.90,  -5.31,  -0.16,
10/17 09Z,   0.60,  -6.09,  99.90,  -5.65,  -0.16,  (min)
10/17 10Z,   0.60,  -5.40,  99.90,  -4.95,  -0.16,
10/17 11Z,   0.60,  -3.79,  99.90,  -3.34,  -0.16,
10/17 12Z,   0.50,  -1.80,  99.90,  -1.45,  -0.16,
10/17 13Z,   0.40,   0.24,  99.90,   0.49,  -0.16,
10/17 14Z,   0.20,   2.07,  99.90,   2.11,  -0.16,
10/17 15Z,   0.20,   3.28,  99.90,   3.33,  -0.16,
10/17 16Z,   0.10,   3.60,  99.90,   3.54,  -0.16,  (max)
10/17 17Z,   0.10,   3.03,  99.90,   2.97,  -0.16,
10/17 18Z,   0.20,   1.85,  99.90,   1.90,  -0.16,