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 : 03/21/2025 04:22:28 GMT (units in feet MSL)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
03/19 12Z,   0.70,   5.75,   5.95,  99.90,  -0.50,
03/19 13Z,   0.70,   7.69,   7.93,  99.90,  -0.46,
03/19 14Z,   0.60,   7.93,   8.15,  99.90,  -0.38,  (max)
03/19 15Z,   0.50,   6.32,   6.45,  99.90,  -0.37,
03/19 16Z,   0.50,   3.21,   3.53,  99.90,  -0.18,
03/19 17Z,   0.60,  -0.65,   0.02,  99.90,   0.07,
03/19 18Z,   0.90,  -4.34,  -3.74,  99.90,  -0.30,
03/19 19Z,   0.80,  -7.06,  -6.67,  99.90,  -0.41,
03/19 20Z,   0.70,  -8.24,  -7.72,  99.90,  -0.18,  (min)
03/19 21Z,   0.80,  -7.58,  -7.04,  99.90,  -0.26,
03/19 22Z,   0.80,  -5.31,  -4.91,  99.90,  -0.40,
03/19 23Z,   0.80,  -2.26,  -2.02,  99.90,  -0.56,
03/20 00Z,   1.10,   0.80,   1.21,  99.90,  -0.69,
03/20 01Z,   1.00,   3.31,   3.88,  99.90,  -0.43,
03/20 02Z,   0.90,   4.77,   5.24,  99.90,  -0.43,
03/20 03Z,   0.70,   4.80,   5.25,  99.90,  -0.25,  (max)
03/20 04Z,   0.50,   3.42,   3.95,  99.90,   0.03,
03/20 05Z,   0.50,   1.07,   1.63,  99.90,   0.06,
03/20 06Z,   1.00,  -1.51,  -0.91,  99.90,  -0.40,
03/20 07Z,   0.90,  -3.56,  -2.95,  99.90,  -0.29,
03/20 08Z,   0.80,  -4.47,  -3.80,  99.90,  -0.13,  (min)
03/20 09Z,   0.70,  -3.85,  -2.79,  99.90,   0.36,
03/20 10Z,   0.60,  -1.72,  -0.43,  99.90,   0.69,
03/20 11Z,   0.60,   1.22,   2.42,  99.90,   0.60,
03/20 12Z,   0.80,   4.05,   5.13,  99.90,   0.28,
03/20 13Z,   0.70,   6.12,   7.21,  99.90,   0.39,
03/20 14Z,   0.60,   6.99,   8.03,  99.90,   0.44,  (max)
03/20 15Z,   0.50,   6.36,   7.31,  99.90,   0.45,
03/20 16Z,   0.40,   4.29,   5.20,  99.90,   0.51,
03/20 17Z,   0.30,   1.24,   2.36,  99.90,   0.82,
03/20 18Z,   0.50,  -2.05,  -0.85,  99.90,   0.70,
03/20 19Z,   0.50,  -4.83,  -3.86,  99.90,   0.47,
03/20 20Z,   0.50,  -6.57,  -5.86,  99.90,   0.21,
03/20 21Z,   0.60,  -6.97,  -6.20,  99.90,   0.17,  (min)
03/20 22Z,   0.60,  -5.94,  -5.26,  99.90,   0.08,
03/20 23Z,   0.60,  -3.85,  -3.44,  99.90,  -0.19,
03/21 00Z,   0.60,  -1.43,  -1.26,  99.90,  -0.43,
03/21 01Z,   0.50,   0.79,   1.14,  99.90,  -0.15,
03/21 02Z,   0.50,   2.49,   3.02,  99.90,   0.03,
03/21 03Z,   0.60,   3.34,   3.94,  99.90,  -0.00,  (max)
03/21 04Z,   0.70,   3.13,   3.78,  99.90,  -0.05,
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
03/21 05Z,   0.80,   1.94,  99.90,   2.69,  -0.05,
03/21 06Z,   0.80,   0.21,  99.90,   0.96,  -0.05,
03/21 07Z,   0.80,  -1.49,  99.90,  -0.75,  -0.06,
03/21 08Z,   0.70,  -2.62,  99.90,  -1.98,  -0.06,
03/21 09Z,   0.60,  -2.82,  99.90,  -2.28,  -0.06,  (min)
03/21 10Z,   0.60,  -1.87,  99.90,  -1.33,  -0.07,
03/21 11Z,   0.60,   0.10,  99.90,   0.63,  -0.07,
03/21 12Z,   0.60,   2.41,  99.90,   2.94,  -0.07,
03/21 13Z,   0.60,   4.36,  99.90,   4.89,  -0.07,
03/21 14Z,   0.50,   5.56,  99.90,   5.98,  -0.08,
03/21 15Z,   0.50,   5.75,  99.90,   6.17,  -0.08,  (max)
03/21 16Z,   0.40,   4.76,  99.90,   5.08,  -0.08,
03/21 17Z,   0.40,   2.74,  99.90,   3.06,  -0.08,
03/21 18Z,   0.40,   0.15,  99.90,   0.47,  -0.08,
03/21 19Z,   0.50,  -2.40,  99.90,  -1.98,  -0.08,
03/21 20Z,   0.60,  -4.40,  99.90,  -3.88,  -0.08,
03/21 21Z,   0.70,  -5.54,  99.90,  -4.93,  -0.08,
03/21 22Z,   0.80,  -5.69,  99.90,  -4.98,  -0.08,  (min)
03/21 23Z,   0.80,  -4.81,  99.90,  -4.09,  -0.08,
03/22 00Z,   0.70,  -3.25,  99.90,  -2.63,  -0.08,
03/22 01Z,   0.60,  -1.55,  99.90,  -1.03,  -0.08,
03/22 02Z,   0.40,  -0.00,  99.90,   0.31,  -0.08,
03/22 03Z,   0.20,   1.25,  99.90,   1.37,  -0.08,
03/22 04Z,   0.10,   1.97,  99.90,   1.99,  -0.08,  (max)
03/22 05Z,   0.10,   1.97,  99.90,   1.98,  -0.08,
03/22 06Z,   0.10,   1.31,  99.90,   1.32,  -0.08,
03/22 07Z,   0.20,   0.28,  99.90,   0.40,  -0.08,
03/22 08Z,   0.30,  -0.70,  99.90,  -0.48,  -0.08,
03/22 09Z,   0.40,  -1.31,  99.90,  -1.00,  -0.08,  (min)
03/22 10Z,   0.50,  -1.33,  99.90,  -0.91,  -0.08,
03/22 11Z,   0.50,  -0.56,  99.90,  -0.14,  -0.08,
03/22 12Z,   0.40,   0.89,  99.90,   1.21,  -0.08,
03/22 13Z,   0.30,   2.49,  99.90,   2.70,  -0.08,
03/22 14Z,   0.30,   3.75,  99.90,   3.96,  -0.08,
03/22 15Z,   0.20,   4.48,  99.90,   4.60,  -0.08,
03/22 16Z,   0.20,   4.51,  99.90,   4.62,  -0.08,  (max)
03/22 17Z,   0.20,   3.67,  99.90,   3.79,  -0.08,
03/22 18Z,   0.20,   2.09,  99.90,   2.20,  -0.08,
03/22 19Z,   0.20,   0.10,  99.90,   0.22,  -0.08,
03/22 20Z,   0.20,  -1.86,  99.90,  -1.75,  -0.08,
03/22 21Z,   0.30,  -3.46,  99.90,  -3.25,  -0.08,
03/22 22Z,   0.30,  -4.54,  99.90,  -4.32,  -0.08,
03/22 23Z,   0.30,  -4.94,  99.90,  -4.72,  -0.08,  (min)
03/23 00Z,   0.20,  -4.55,  99.90,  -4.44,  -0.08,
03/23 01Z,   0.10,  -3.61,  99.90,  -3.60,  -0.08,
03/23 02Z,   0.00,  -2.46,  99.90,  -2.54,  -0.08,
03/23 03Z,   0.00,  -1.18,  99.90,  -1.26,  -0.08,
03/23 04Z,   0.00,   0.13,  99.90,   0.04,  -0.08,
03/23 05Z,   0.00,   1.17,  99.90,   1.09,  -0.08,
03/23 06Z,   0.10,   1.69,  99.90,   1.71,  -0.08,
03/23 07Z,   0.20,   1.63,  99.90,   1.75,  -0.08,  (max)
03/23 08Z,   0.30,   1.15,  99.90,   1.36,  -0.08,
03/23 09Z,   0.40,   0.47,  99.90,   0.79,  -0.08,
03/23 10Z,   0.50,  -0.16,  99.90,   0.26,  -0.08,
03/23 11Z,   0.50,  -0.50,  99.90,  -0.09,  -0.08,  (min)
03/23 12Z,   0.40,  -0.27,  99.90,   0.05,  -0.08,
03/23 13Z,   0.20,   0.55,  99.90,   0.67,  -0.08,
03/23 14Z,   0.10,   1.61,  99.90,   1.62,  -0.08,
03/23 15Z,   0.00,   2.60,  99.90,   2.51,  -0.08,
03/23 16Z,   0.00,   3.40,  99.90,   3.32,  -0.08,
03/23 17Z,   0.00,   3.77,  99.90,   3.68,  -0.08,  (max)
03/23 18Z,   0.00,   3.45,  99.90,   3.37,  -0.08,
03/23 19Z,   0.10,   2.43,  99.90,   2.45,  -0.08,
03/23 20Z,   0.30,   0.91,  99.90,   1.12,  -0.08,
03/23 21Z,   0.60,  -0.83,  99.90,  -0.32,  -0.08,
03/23 22Z,   0.70,  -2.55,  99.90,  -1.94,  -0.08,
03/23 23Z,   0.70,  -4.06,  99.90,  -3.44,  -0.08,
03/24 00Z,   0.60,  -5.05,  99.90,  -4.54,  -0.08,
03/24 01Z,   0.40,  -5.27,  99.90,  -4.95,  -0.08,  (min)
03/24 02Z,   0.30,  -4.77,  99.90,  -4.56,  -0.08,
03/24 03Z,   0.20,  -3.74,  99.90,  -3.62,  -0.08,
03/24 04Z,   0.20,  -2.20,  99.90,  -2.09,  -0.08,
03/24 05Z,   0.20,  -0.37,  99.90,  -0.25,  -0.08,
03/24 06Z,   0.40,   1.31,  99.90,   1.63,  -0.08,
03/24 07Z,   0.50,   2.43,  99.90,   2.85,  -0.08,
03/24 08Z,   0.60,   2.79,  99.90,   3.31,  -0.08,  (max)
03/24 09Z,   0.70,   2.43,  99.90,   3.05,  -0.08,
03/24 10Z,   0.70,   1.53,  99.90,   2.15,  -0.08,
03/24 11Z,   0.60,   0.36,  99.90,   0.87,  -0.08,
03/24 12Z,   0.50,  -0.69,  99.90,  -0.28,  -0.08,
03/24 13Z,   0.30,  -1.13,  99.90,  -0.91,  -0.08,  (min)
03/24 14Z,   0.20,  -0.78,  99.90,  -0.66,  -0.08,
03/24 15Z,   0.10,   0.13,  99.90,   0.14,  -0.08,
03/24 16Z,   0.10,   1.38,  99.90,   1.40,  -0.08,
03/24 17Z,   0.10,   2.77,  99.90,   2.78,  -0.08,
03/24 18Z,   0.10,   3.84,  99.90,   3.86,  -0.08,
03/24 19Z,  99.90,   4.17,  99.90,  99.90,  -0.08,
03/24 20Z,  99.90,   3.60,  99.90,  99.90,  -0.08,
03/24 21Z,  99.90,   2.20,  99.90,  99.90,  -0.08,
03/24 22Z,  99.90,   0.20,  99.90,  99.90,  -0.08,
03/24 23Z,  99.90,  -2.12,  99.90,  99.90,  -0.08,
03/25 00Z,  99.90,  -4.40,  99.90,  99.90,  -0.08,