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
#Kodiak Island, AK : 11/18/2025 17:20:53 GMT (units in feet MLLW)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
11/17 00Z,   0.00,   4.02,   4.24,  99.90,   0.22,
11/17 01Z,   0.00,   2.32,   2.33,  99.90,   0.01,
11/17 02Z,   0.00,   1.20,   1.20,  99.90,  -0.00,
11/17 03Z,   0.00,   0.84,   1.13,  99.90,   0.29,  (min)
11/17 04Z,   0.00,   1.29,   1.61,  99.90,   0.32,
11/17 05Z,   0.00,   2.46,   2.66,  99.90,   0.20,
11/17 06Z,   0.00,   3.99,   4.05,  99.90,   0.06,
11/17 07Z,   0.00,   5.45,   5.64,  99.90,   0.19,
11/17 08Z,   0.00,   6.48,   6.63,  99.90,   0.15,
11/17 09Z,   0.00,   6.92,   7.00,  99.90,   0.08,  (max)
11/17 10Z,   0.00,   6.68,   6.64,  99.90,  -0.04,
11/17 11Z,   0.00,   5.78,   5.90,  99.90,   0.12,
11/17 12Z,   0.00,   4.47,   4.75,  99.90,   0.28,
11/17 13Z,   0.00,   3.23,   3.30,  99.90,   0.07,
11/17 14Z,  -0.10,   2.47,   2.42,  99.90,   0.05,  (min)
11/17 15Z,  -0.10,   2.42,   2.51,  99.90,   0.19,
11/17 16Z,  -0.10,   3.11,   3.26,  99.90,   0.25,
11/17 17Z,  -0.10,   4.45,   4.51,  99.90,   0.16,
11/17 18Z,  -0.10,   6.15,   6.05,  99.90,   0.00,
11/17 19Z,  -0.10,   7.73,   7.68,  99.90,   0.05,
11/17 20Z,   0.00,   8.77,   8.74,  99.90,  -0.03,
11/17 21Z,   0.00,   9.05,   8.92,  99.90,  -0.13,  (max)
11/17 22Z,   0.00,   8.48,   8.30,  99.90,  -0.18,
11/17 23Z,   0.00,   7.10,   6.74,  99.90,  -0.36,
11/18 00Z,   0.00,   5.11,   4.92,  99.90,  -0.19,
11/18 01Z,  -0.10,   3.02,   2.86,  99.90,  -0.06,
11/18 02Z,  -0.10,   1.34,   1.14,  99.90,  -0.10,
11/18 03Z,  -0.10,   0.42,   0.49,  99.90,   0.17,
11/18 04Z,  -0.10,   0.37,   0.34,  99.90,   0.07,  (min)
11/18 05Z,  -0.20,   1.19,   1.07,  99.90,   0.08,
11/18 06Z,  -0.10,   2.67,   2.50,  99.90,  -0.07,
11/18 07Z,  -0.10,   4.39,   4.13,  99.90,  -0.16,
11/18 08Z,  -0.10,   5.88,   5.68,  99.90,  -0.10,
11/18 09Z,  -0.20,   6.83,   6.61,  99.90,  -0.02,
11/18 10Z,  -0.20,   7.11,   6.75,  99.90,  -0.16,  (max)
11/18 11Z,  -0.30,   6.67,   6.27,  99.90,  -0.10,
11/18 12Z,  -0.20,   5.60,   5.36,  99.90,  -0.04,
11/18 13Z,  -0.20,   4.25,   4.04,  99.90,  -0.01,
11/18 14Z,  -0.30,   3.14,   2.84,  99.90,  -0.00,
11/18 15Z,  -0.30,   2.65,   2.38,  99.90,   0.03,  (min)
11/18 16Z,  -0.40,   2.93,   2.76,  99.90,   0.23,
11/18 17Z,  -0.40,   3.94,   3.73,  99.90,   0.19,
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
11/18 18Z,  -0.50,   5.51,  99.90,   5.19,   0.18,
11/18 19Z,  -0.40,   7.25,  99.90,   7.02,   0.17,
11/18 20Z,  -0.40,   8.66,  99.90,   8.42,   0.17,
11/18 21Z,  -0.40,   9.35,  99.90,   9.11,   0.16,  (max)
11/18 22Z,  -0.40,   9.17,  99.90,   8.92,   0.15,
11/18 23Z,  -0.30,   8.12,  99.90,   7.97,   0.14,
11/19 00Z,  -0.30,   6.31,  99.90,   6.15,   0.14,
11/19 01Z,  -0.40,   4.06,  99.90,   3.79,   0.13,
11/19 02Z,  -0.40,   1.94,  99.90,   1.66,   0.12,
11/19 03Z,  -0.30,   0.46,  99.90,   0.28,   0.12,
11/19 04Z,  -0.50,  -0.11,  99.90,  -0.50,   0.11,  (min)
11/19 05Z,  -0.60,   0.27,  99.90,  -0.23,   0.10,
11/19 06Z,  -0.50,   1.46,  99.90,   1.06,   0.10,
11/19 07Z,  -0.60,   3.19,  99.90,   2.69,   0.10,
11/19 08Z,  -0.60,   4.99,  99.90,   4.49,   0.10,
11/19 09Z,  -0.60,   6.39,  99.90,   5.89,   0.10,
11/19 10Z,  -0.70,   7.14,  99.90,   6.54,   0.10,
11/19 11Z,  -0.60,   7.17,  99.90,   6.67,   0.10,  (max)
11/19 12Z,  -0.50,   6.49,  99.90,   6.09,   0.10,
11/19 13Z,  -0.50,   5.29,  99.90,   4.89,   0.10,
11/19 14Z,  -0.50,   3.99,  99.90,   3.59,   0.10,
11/19 15Z,  -0.30,   3.10,  99.90,   2.90,   0.10,
11/19 16Z,  -0.30,   2.95,  99.90,   2.76,   0.10,  (min)
11/19 17Z,  -0.20,   3.59,  99.90,   3.49,   0.10,
11/19 18Z,  -0.10,   4.89,  99.90,   4.89,   0.10,
11/19 19Z,  -0.10,   6.59,  99.90,   6.59,   0.10,
11/19 20Z,   0.00,   8.24,  99.90,   8.34,   0.10,
11/19 21Z,   0.00,   9.35,  99.90,   9.45,   0.10,
11/19 22Z,   0.10,   9.60,  99.90,   9.80,   0.10,  (max)
11/19 23Z,   0.20,   8.93,  99.90,   9.24,   0.10,
11/20 00Z,   0.20,   7.43,  99.90,   7.73,   0.10,
11/20 01Z,   0.30,   5.29,  99.90,   5.69,   0.10,
11/20 02Z,   0.40,   2.94,  99.90,   3.44,   0.10,
11/20 03Z,   0.40,   0.98,  99.90,   1.48,   0.10,
11/20 04Z,   0.50,  -0.15,  99.90,   0.45,   0.10,
11/20 05Z,   0.60,  -0.28,  99.90,   0.42,   0.10,  (min)
11/20 06Z,   0.60,   0.52,  99.90,   1.22,   0.10,
11/20 07Z,   0.70,   2.03,  99.90,   2.83,   0.10,
11/20 08Z,   0.80,   3.90,  99.90,   4.80,   0.10,
11/20 09Z,   0.80,   5.63,  99.90,   6.53,   0.10,
11/20 10Z,   0.70,   6.82,  99.90,   7.62,   0.10,
11/20 11Z,   0.60,   7.29,  99.90,   7.99,   0.10,  (max)
11/20 12Z,   0.60,   7.03,  99.90,   7.74,   0.10,
11/20 13Z,   0.60,   6.15,  99.90,   6.85,   0.10,
11/20 14Z,   0.50,   4.89,  99.90,   5.50,   0.10,
11/20 15Z,   0.60,   3.74,  99.90,   4.44,   0.10,
11/20 16Z,   0.50,   3.17,  99.90,   3.77,   0.10,  (min)
11/20 17Z,   0.40,   3.40,  99.90,   3.90,   0.10,
11/20 18Z,   0.50,   4.37,  99.90,   4.97,   0.10,
11/20 19Z,   0.30,   5.87,  99.90,   6.27,   0.10,
11/20 20Z,   0.40,   7.57,  99.90,   8.07,   0.10,
11/20 21Z,   0.40,   9.00,  99.90,   9.50,   0.10,
11/20 22Z,   0.50,   9.72,  99.90,  10.32,   0.10,  (max)
11/20 23Z,   0.50,   9.49,  99.90,  10.10,   0.10,
11/21 00Z,   0.50,   8.36,  99.90,   8.97,   0.10,
11/21 01Z,   0.40,   6.50,  99.90,   7.00,   0.10,
11/21 02Z,   0.40,   4.18,  99.90,   4.69,   0.10,
11/21 03Z,   0.30,   1.91,  99.90,   2.32,   0.10,
11/21 04Z,   0.20,   0.26,  99.90,   0.56,   0.10,
11/21 05Z,   0.20,  -0.42,  99.90,  -0.12,   0.10,  (min)
11/21 06Z,   0.30,  -0.10,  99.90,   0.31,   0.10,
11/21 07Z,   0.30,   1.06,  99.90,   1.46,   0.10,
11/21 08Z,   0.40,   2.76,  99.90,   3.27,   0.10,
11/21 09Z,   0.40,   4.62,  99.90,   5.13,   0.10,
11/21 10Z,   0.40,   6.17,  99.90,   6.67,   0.10,
11/21 11Z,   0.40,   7.06,  99.90,   7.56,   0.10,
11/21 12Z,   0.40,   7.22,  99.90,   7.72,   0.10,  (max)
11/21 13Z,   0.30,   6.71,  99.90,   7.11,   0.10,
11/21 14Z,   0.20,   5.70,  99.90,   6.00,   0.10,
11/21 15Z,   0.20,   4.50,  99.90,   4.80,   0.10,
11/21 16Z,   0.20,   3.59,  99.90,   3.89,   0.10,
11/21 17Z,   0.10,   3.39,  99.90,   3.59,   0.10,  (min)
11/21 18Z,   0.20,   3.98,  99.90,   4.28,   0.10,
11/21 19Z,   0.10,   5.20,  99.90,   5.40,   0.10,
11/21 20Z,   0.10,   6.77,  99.90,   6.97,   0.10,
11/21 21Z,   0.10,   8.34,  99.90,   8.54,   0.10,
11/21 22Z,   0.00,   9.45,  99.90,   9.55,   0.10,
11/21 23Z,   0.00,   9.73,  99.90,   9.83,   0.10,  (max)
11/22 00Z,   0.00,   9.05,  99.90,   9.15,   0.10,
11/22 01Z,   0.00,   7.55,  99.90,   7.65,   0.10,
11/22 02Z,   0.00,   5.46,  99.90,   5.56,   0.10,
11/22 03Z,  -0.10,   3.14,  99.90,   3.14,   0.10,
11/22 04Z,  -0.10,   1.11,  99.90,   1.11,   0.10,
11/22 05Z,  -0.10,  -0.14,  99.90,  -0.14,   0.10,
11/22 06Z,  -0.10,  -0.36,  99.90,  -0.35,   0.10,  (min)
11/22 07Z,  -0.10,   0.36,  99.90,   0.36,   0.10,
11/22 08Z,  -0.10,   1.75,  99.90,   1.75,   0.10,
11/22 09Z,   0.00,   3.51,  99.90,   3.61,   0.10,
11/22 10Z,  -0.10,   5.23,  99.90,   5.23,   0.10,
11/22 11Z,  -0.10,   6.50,  99.90,   6.50,   0.10,
11/22 12Z,  -0.10,   7.07,  99.90,   7.07,   0.10,