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
#Sand Point, AK : 03/23/2025 08:21:54 GMT (units in feet MLLW)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
03/21 12Z,   0.30,   5.60,   6.55,  99.90,   0.65,
03/21 13Z,   0.20,   6.25,   7.25,  99.90,   0.80,
03/21 14Z,   0.30,   6.63,   7.59,  99.90,   0.66,  (max)
03/21 15Z,   0.30,   6.57,   7.48,  99.90,   0.61,
03/21 16Z,   0.20,   6.08,   7.03,  99.90,   0.75,
03/21 17Z,   0.10,   5.27,   6.26,  99.90,   0.89,
03/21 18Z,   0.20,   4.25,   5.26,  99.90,   0.81,
03/21 19Z,   0.30,   3.12,   4.17,  99.90,   0.75,
03/21 20Z,   0.40,   2.10,   3.13,  99.90,   0.63,
03/21 21Z,   0.40,   1.42,   2.41,  99.90,   0.59,
03/21 22Z,   0.30,   1.15,   2.20,  99.90,   0.75,
03/21 23Z,   0.30,   1.23,   2.17,  99.90,   0.64,  (min)
03/22 00Z,   0.30,   1.61,   2.66,  99.90,   0.75,
03/22 01Z,   0.30,   2.22,   3.32,  99.90,   0.80,
03/22 02Z,   0.30,   2.92,   3.99,  99.90,   0.77,
03/22 03Z,   0.20,   3.50,   4.53,  99.90,   0.83,
03/22 04Z,   0.20,   3.87,   4.95,  99.90,   0.88,
03/22 05Z,   0.20,   4.07,   5.21,  99.90,   0.94,
03/22 06Z,   0.30,   4.13,   5.25,  99.90,   0.82,  (max)
03/22 07Z,   0.30,   4.06,   5.10,  99.90,   0.74,  (min)
03/22 08Z,   0.20,   3.97,   5.11,  99.90,   0.94,
03/22 09Z,   0.20,   4.00,   5.22,  99.90,   1.02,
03/22 10Z,   0.20,   4.24,   5.39,  99.90,   0.95,
03/22 11Z,   0.10,   4.65,   5.72,  99.90,   0.97,
03/22 12Z,   0.30,   5.13,   6.12,  99.90,   0.69,
03/22 13Z,   0.20,   5.65,   6.74,  99.90,   0.89,
03/22 14Z,   0.20,   6.12,   7.12,  99.90,   0.80,
03/22 15Z,   0.10,   6.37,   7.32,  99.90,   0.85,  (max)
03/22 16Z,   0.10,   6.27,   7.27,  99.90,   0.90,
03/22 17Z,   0.00,   5.83,   6.82,  99.90,   0.99,
03/22 18Z,   0.20,   5.15,   6.08,  99.90,   0.73,
03/22 19Z,   0.20,   4.26,   5.25,  99.90,   0.79,
03/22 20Z,   0.20,   3.24,   4.24,  99.90,   0.80,
03/22 21Z,   0.20,   2.29,   3.28,  99.90,   0.79,
03/22 22Z,   0.10,   1.60,   2.50,  99.90,   0.80,
03/22 23Z,   0.10,   1.23,   2.12,  99.90,   0.79,
03/23 00Z,   0.10,   1.16,   2.09,  99.90,   0.83,  (min)
03/23 01Z,   0.10,   1.38,   2.35,  99.90,   0.87,
03/23 02Z,   0.10,   1.89,   2.86,  99.90,   0.87,
03/23 03Z,   0.10,   2.56,   3.42,  99.90,   0.76,
03/23 04Z,   0.00,   3.19,   4.10,  99.90,   0.91,
03/23 05Z,   0.00,   3.69,   4.74,  99.90,   1.05,
03/23 06Z,   0.00,   4.08,   5.07,  99.90,   0.99,
03/23 07Z,   0.00,   4.32,   5.27,  99.90,   0.95,
03/23 08Z,   0.00,   4.40,   5.31,  99.90,   0.91,  (max)
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
03/23 09Z,   0.00,   4.35,  99.90,   5.26,   0.90,
03/23 10Z,   0.00,   4.36,  99.90,   5.25,   0.89,  (min)
03/23 11Z,  -0.10,   4.48,  99.90,   5.26,   0.88,
03/23 12Z,   0.00,   4.71,  99.90,   5.57,   0.86,
03/23 13Z,   0.00,   5.01,  99.90,   5.86,   0.85,
03/23 14Z,   0.00,   5.41,  99.90,   6.24,   0.84,
03/23 15Z,   0.00,   5.83,  99.90,   6.65,   0.82,
03/23 16Z,   0.00,   6.11,  99.90,   6.92,   0.81,  (max)
03/23 17Z,   0.00,   6.12,  99.90,   6.92,   0.80,
03/23 18Z,   0.00,   5.84,  99.90,   6.63,   0.79,
03/23 19Z,   0.00,   5.31,  99.90,   6.08,   0.77,
03/23 20Z,   0.00,   4.50,  99.90,   5.26,   0.76,
03/23 21Z,   0.00,   3.49,  99.90,   4.25,   0.76,
03/23 22Z,   0.00,   2.47,  99.90,   3.23,   0.76,
03/23 23Z,   0.00,   1.64,  99.90,   2.40,   0.76,
03/24 00Z,   0.00,   1.09,  99.90,   1.85,   0.76,
03/24 01Z,   0.00,   0.86,  99.90,   1.62,   0.76,  (min)
03/24 02Z,   0.00,   1.00,  99.90,   1.76,   0.76,
03/24 03Z,   0.00,   1.54,  99.90,   2.30,   0.76,
03/24 04Z,   0.00,   2.31,  99.90,   3.07,   0.76,
03/24 05Z,   0.00,   3.12,  99.90,   3.88,   0.76,
03/24 06Z,   0.00,   3.84,  99.90,   4.60,   0.76,
03/24 07Z,   0.00,   4.42,  99.90,   5.18,   0.76,
03/24 08Z,   0.10,   4.77,  99.90,   5.63,   0.76,
03/24 09Z,   0.10,   4.82,  99.90,   5.68,   0.76,  (max)
03/24 10Z,   0.00,   4.66,  99.90,   5.42,   0.76,
03/24 11Z,   0.00,   4.47,  99.90,   5.23,   0.76,
03/24 12Z,   0.00,   4.37,  99.90,   5.13,   0.76,  (min)
03/24 13Z,   0.00,   4.38,  99.90,   5.14,   0.76,
03/24 14Z,  -0.10,   4.57,  99.90,   5.22,   0.76,
03/24 15Z,  -0.10,   4.96,  99.90,   5.62,   0.76,
03/24 16Z,  -0.10,   5.49,  99.90,   6.15,   0.76,
03/24 17Z,  -0.10,   5.95,  99.90,   6.61,   0.76,
03/24 18Z,   0.00,   6.17,  99.90,   6.93,   0.76,  (max)
03/24 19Z,   0.00,   6.09,  99.90,   6.85,   0.76,
03/24 20Z,   0.00,   5.67,  99.90,   6.43,   0.76,
03/24 21Z,   0.00,   4.85,  99.90,   5.61,   0.76,
03/24 22Z,  -0.10,   3.71,  99.90,   4.37,   0.76,
03/24 23Z,  -0.20,   2.50,  99.90,   3.06,   0.76,
03/25 00Z,  -0.20,   1.47,  99.90,   2.03,   0.76,
03/25 01Z,  -0.30,   0.74,  99.90,   1.20,   0.76,
03/25 02Z,  -0.40,   0.43,  99.90,   0.79,   0.76,  (min)
03/25 03Z,  -0.40,   0.64,  99.90,   1.00,   0.76,
03/25 04Z,  -0.40,   1.35,  99.90,   1.71,   0.76,
03/25 05Z,  -0.30,   2.37,  99.90,   2.83,   0.76,
03/25 06Z,  -0.30,   3.43,  99.90,   3.89,   0.76,
03/25 07Z,  -0.20,   4.36,  99.90,   4.92,   0.76,
03/25 08Z,  -0.20,   5.04,  99.90,   5.60,   0.76,
03/25 09Z,  -0.20,   5.33,  99.90,   5.89,   0.76,  (max)
03/25 10Z,  -0.30,   5.18,  99.90,   5.64,   0.76,
03/25 11Z,  -0.30,   4.74,  99.90,   5.20,   0.76,
03/25 12Z,  -0.30,   4.24,  99.90,   4.70,   0.76,
03/25 13Z,  -0.40,   3.86,  99.90,   4.22,   0.76,
03/25 14Z,  -0.50,   3.71,  99.90,   3.97,   0.76,  (min)
03/25 15Z,  -0.40,   3.89,  99.90,   4.24,   0.76,
03/25 16Z,  -0.40,   4.43,  99.90,   4.79,   0.76,
03/25 17Z,  -0.30,   5.21,  99.90,   5.67,   0.76,
03/25 18Z,  -0.30,   5.95,  99.90,   6.41,   0.76,
03/25 19Z,  -0.30,   6.42,  99.90,   6.88,   0.76,
03/25 20Z,  -0.30,   6.51,  99.90,   6.96,   0.76,  (max)
03/25 21Z,  -0.20,   6.10,  99.90,   6.66,   0.76,
03/25 22Z,  -0.20,   5.15,  99.90,   5.71,   0.76,
03/25 23Z,  -0.20,   3.79,  99.90,   4.35,   0.76,
03/26 00Z,  -0.30,   2.35,  99.90,   2.81,   0.76,
03/26 01Z,  -0.30,   1.12,  99.90,   1.58,   0.76,
03/26 02Z,  -0.40,   0.31,  99.90,   0.67,   0.76,
03/26 03Z,  -0.40,   0.06,  99.90,   0.42,   0.76,  (min)
03/26 04Z,  -0.50,   0.48,  99.90,   0.74,   0.76,
03/26 05Z,  -0.50,   1.50,  99.90,   1.76,   0.76,
03/26 06Z,  -0.40,   2.83,  99.90,   3.19,   0.76,
03/26 07Z,  -0.30,   4.14,  99.90,   4.60,   0.76,
03/26 08Z,  -0.30,   5.19,  99.90,   5.65,   0.76,
03/26 09Z,  -0.30,   5.81,  99.90,   6.27,   0.76,
03/26 10Z,  -0.30,   5.85,  99.90,   6.31,   0.76,  (max)
03/26 11Z,  -0.40,   5.33,  99.90,   5.69,   0.76,
03/26 12Z,  -0.40,   4.48,  99.90,   4.84,   0.76,
03/26 13Z,  -0.50,   3.62,  99.90,   3.88,   0.76,
03/26 14Z,  -0.50,   3.00,  99.90,   3.26,   0.76,
03/26 15Z,  -0.60,   2.79,  99.90,   2.95,   0.76,  (min)
03/26 16Z,  -0.60,   3.09,  99.90,   3.25,   0.76,
03/26 17Z,  -0.60,   3.92,  99.90,   4.07,   0.76,
03/26 18Z,  -0.60,   5.04,  99.90,   5.20,   0.76,
03/26 19Z,  -0.60,   6.09,  99.90,   6.25,   0.76,
03/26 20Z,  -0.60,   6.79,  99.90,   6.94,   0.76,
03/26 21Z,  -0.60,   6.95,  99.90,   7.11,   0.76,  (max)
03/26 22Z,  -0.70,   6.45,  99.90,   6.51,   0.76,
03/26 23Z,  -0.80,   5.29,  99.90,   5.25,   0.76,
03/27 00Z,  -0.80,   3.68,  99.90,   3.64,   0.76,