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
#Skagway, AK : 05/20/2025 04:23:16 GMT (units in feet MHHW)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
05/18 12Z,   1.50,  -2.38,  -3.10,  99.90,  -2.22,
05/18 13Z,   1.50,  -1.85,  -2.51,  99.90,  -2.16,  (max)
05/18 14Z,   1.50,  -2.64,  -3.46,  99.90,  -2.32,
05/18 15Z,   1.60,  -4.73,  -5.55,  99.90,  -2.42,
05/18 16Z,   1.60,  -7.67,  -8.32,  99.90,  -2.25,
05/18 17Z,   1.70, -10.84, -11.54,  99.90,  -2.40,
05/18 18Z,   1.40, -13.65, -14.33,  99.90,  -2.08,
05/18 19Z,   1.40, -15.48, -15.88,  99.90,  -1.80,
05/18 20Z,   1.50, -15.79, -16.04,  99.90,  -1.75,  (min)
05/18 21Z,   1.60, -14.50, -14.83,  99.90,  -1.93,
05/18 22Z,   1.60, -12.14, -12.69,  99.90,  -2.15,
05/18 23Z,   1.70,  -9.45, -10.13,  99.90,  -2.38,
05/19 00Z,   1.50,  -6.99,  -7.65,  99.90,  -2.16,
05/19 01Z,   1.50,  -5.12,  -5.66,  99.90,  -2.04,
05/19 02Z,   1.60,  -4.15,  -4.75,  99.90,  -2.20,  (max)
05/19 03Z,   1.70,  -4.25,  -4.80,  99.90,  -2.25,
05/19 04Z,   1.70,  -5.25,  -5.61,  99.90,  -2.06,
05/19 05Z,   1.70,  -6.79,  -7.14,  99.90,  -2.05,
05/19 06Z,   1.60,  -8.48,  -8.91,  99.90,  -2.03,
05/19 07Z,   1.60,  -9.91, -10.33,  99.90,  -2.02,
05/19 08Z,   1.60, -10.54, -10.99,  99.90,  -2.05,  (min)
05/19 09Z,   1.50, -10.00, -10.39,  99.90,  -1.89,
05/19 10Z,   1.50,  -8.43,  -8.91,  99.90,  -1.98,
05/19 11Z,   1.50,  -6.39,  -6.90,  99.90,  -2.01,
05/19 12Z,   1.40,  -4.49,  -4.84,  99.90,  -1.75,
05/19 13Z,   1.30,  -3.13,  -3.41,  99.90,  -1.58,
05/19 14Z,   1.30,  -2.70,  -3.06,  99.90,  -1.66,  (max)
05/19 15Z,   1.40,  -3.48,  -3.88,  99.90,  -1.80,
05/19 16Z,   1.40,  -5.42,  -5.71,  99.90,  -1.69,
05/19 17Z,   1.60,  -8.08,  -8.32,  99.90,  -1.84,
05/19 18Z,   1.90, -10.92, -11.18,  99.90,  -2.16,
05/19 19Z,   1.90, -13.41, -13.50,  99.90,  -1.99,
05/19 20Z,   2.00, -14.99, -14.94,  99.90,  -1.95,
05/19 21Z,   2.00, -15.16, -14.96,  99.90,  -1.80,  (min)
05/19 22Z,   1.90, -13.89, -13.81,  99.90,  -1.82,
05/19 23Z,   1.80, -11.67, -11.85,  99.90,  -1.98,
05/20 00Z,   1.80,  -9.16,  -9.47,  99.90,  -2.11,
05/20 01Z,   1.90,  -6.81,  -7.18,  99.90,  -2.27,
05/20 02Z,   1.90,  -4.97,  -5.46,  99.90,  -2.39,
05/20 03Z,   2.10,  -4.00,  -4.53,  99.90,  -2.63,
05/20 04Z,   2.20,  -4.06,  -4.52,  99.90,  -2.66,  (max)
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
05/20 05Z,   2.30,  -5.03,  99.90,  -5.35,  -2.62,
05/20 06Z,   2.30,  -6.56,  99.90,  -6.85,  -2.59,
05/20 07Z,   2.30,  -8.34,  99.90,  -8.60,  -2.56,
05/20 08Z,   2.20,  -9.93,  99.90, -10.26,  -2.53,
05/20 09Z,   2.20, -10.77,  99.90, -11.06,  -2.49,  (min)
05/20 10Z,   2.00, -10.46,  99.90, -10.92,  -2.46,
05/20 11Z,   1.90,  -9.13,  99.90,  -9.65,  -2.43,
05/20 12Z,   1.60,  -7.28,  99.90,  -8.07,  -2.39,
05/20 13Z,   1.50,  -5.43,  99.90,  -6.29,  -2.36,
05/20 14Z,   1.50,  -3.99,  99.90,  -4.81,  -2.33,
05/20 15Z,   1.60,  -3.38,  99.90,  -4.07,  -2.29,  (max)
05/20 16Z,   1.70,  -3.92,  99.90,  -4.48,  -2.26,
05/20 17Z,   1.80,  -5.58,  99.90,  -6.04,  -2.26,
05/20 18Z,   1.90,  -7.96,  99.90,  -8.32,  -2.26,
05/20 19Z,   2.00, -10.59,  99.90, -10.85,  -2.26,
05/20 20Z,   2.00, -12.96,  99.90, -13.22,  -2.26,
05/20 21Z,   2.00, -14.51,  99.90, -14.77,  -2.26,
05/20 22Z,   1.80, -14.73,  99.90, -15.19,  -2.26,  (min)
05/20 23Z,   1.70, -13.55,  99.90, -14.11,  -2.26,
05/21 00Z,   1.50, -11.42,  99.90, -12.18,  -2.26,
05/21 01Z,   1.50,  -8.89,  99.90,  -9.65,  -2.26,
05/21 02Z,   1.50,  -6.42,  99.90,  -7.18,  -2.26,
05/21 03Z,   1.50,  -4.42,  99.90,  -5.18,  -2.26,
05/21 04Z,   1.60,  -3.32,  99.90,  -3.98,  -2.26,  (max)
05/21 05Z,   1.60,  -3.36,  99.90,  -4.02,  -2.26,
05/21 06Z,   1.70,  -4.42,  99.90,  -4.98,  -2.26,
05/21 07Z,   1.80,  -6.19,  99.90,  -6.66,  -2.26,
05/21 08Z,   1.80,  -8.35,  99.90,  -8.81,  -2.26,
05/21 09Z,   1.80, -10.38,  99.90, -10.84,  -2.26,
05/21 10Z,   1.80, -11.63,  99.90, -12.09,  -2.26,
05/21 11Z,   1.70, -11.63,  99.90, -12.19,  -2.26,  (min)
05/21 12Z,   1.60, -10.47,  99.90, -11.13,  -2.26,
05/21 13Z,   1.60,  -8.60,  99.90,  -9.26,  -2.26,
05/21 14Z,   1.60,  -6.51,  99.90,  -7.17,  -2.26,
05/21 15Z,   1.60,  -4.69,  99.90,  -5.35,  -2.26,
05/21 16Z,   1.50,  -3.68,  99.90,  -4.44,  -2.26,  (max)
05/21 17Z,   1.50,  -3.87,  99.90,  -4.63,  -2.26,
05/21 18Z,   1.40,  -5.24,  99.90,  -6.10,  -2.26,
05/21 19Z,   1.30,  -7.44,  99.90,  -8.40,  -2.26,
05/21 20Z,   1.20, -10.02,  99.90, -11.08,  -2.26,
05/21 21Z,   1.10, -12.49,  99.90, -13.65,  -2.26,
05/21 22Z,   1.20, -14.18,  99.90, -15.24,  -2.26,
05/21 23Z,   1.20, -14.51,  99.90, -15.57,  -2.26,  (min)
05/22 00Z,   1.40, -13.38,  99.90, -14.24,  -2.26,
05/22 01Z,   1.50, -11.18,  99.90, -11.94,  -2.26,
05/22 02Z,   1.60,  -8.43,  99.90,  -9.09,  -2.26,
05/22 03Z,   1.80,  -5.64,  99.90,  -6.10,  -2.26,
05/22 04Z,   1.90,  -3.37,  99.90,  -3.73,  -2.26,
05/22 05Z,   1.90,  -2.16,  99.90,  -2.52,  -2.26,  (max)
05/22 06Z,   1.90,  -2.31,  99.90,  -2.67,  -2.26,
05/22 07Z,   1.80,  -3.67,  99.90,  -4.13,  -2.26,
05/22 08Z,   1.70,  -5.96,  99.90,  -6.52,  -2.26,
05/22 09Z,   1.40,  -8.75,  99.90,  -9.61,  -2.26,
05/22 10Z,   1.20, -11.41,  99.90, -12.47,  -2.26,
05/22 11Z,   1.00, -13.13,  99.90, -14.39,  -2.26,
05/22 12Z,   0.90, -13.38,  99.90, -14.74,  -2.26,  (min)
05/22 13Z,   0.90, -12.20,  99.90, -13.56,  -2.26,
05/22 14Z,   1.00, -10.03,  99.90, -11.29,  -2.26,
05/22 15Z,   1.20,  -7.44,  99.90,  -8.50,  -2.26,
05/22 16Z,   1.50,  -5.04,  99.90,  -5.80,  -2.26,
05/22 17Z,   1.70,  -3.53,  99.90,  -4.09,  -2.26,
05/22 18Z,   1.90,  -3.37,  99.90,  -3.73,  -2.26,  (max)
05/22 19Z,   2.00,  -4.54,  99.90,  -4.81,  -2.26,
05/22 20Z,   1.90,  -6.71,  99.90,  -7.07,  -2.26,
05/22 21Z,   1.80,  -9.43,  99.90,  -9.89,  -2.26,
05/22 22Z,   1.60, -12.12,  99.90, -12.78,  -2.26,
05/22 23Z,   1.50, -14.01,  99.90, -14.77,  -2.26,
05/23 00Z,   1.40, -14.44,  99.90, -15.30,  -2.26,  (min)
05/23 01Z,   1.40, -13.25,  99.90, -14.11,  -2.26,
05/23 02Z,   1.40, -10.79,  99.90, -11.65,  -2.26,
05/23 03Z,   1.50,  -7.64,  99.90,  -8.40,  -2.26,
05/23 04Z,   1.70,  -4.43,  99.90,  -4.99,  -2.26,
05/23 05Z,   1.80,  -1.90,  99.90,  -2.36,  -2.26,
05/23 06Z,   1.90,  -0.72,  99.90,  -1.08,  -2.26,  (max)
05/23 07Z,   1.90,  -1.16,  99.90,  -1.52,  -2.26,
05/23 08Z,   2.00,  -3.06,  99.90,  -3.32,  -2.26,
05/23 09Z,   1.90,  -6.06,  99.90,  -6.42,  -2.26,
05/23 10Z,   1.70,  -9.64,  99.90, -10.20,  -2.26,
05/23 11Z,   1.50, -12.96,  99.90, -13.73,  -2.26,
05/23 12Z,   1.40, -15.09,  99.90, -15.95,  -2.26,
05/23 13Z,   1.30, -15.41,  99.90, -16.37,  -2.26,  (min)
05/23 14Z,   1.30, -13.97,  99.90, -14.93,  -2.26,
05/23 15Z,   1.40, -11.27,  99.90, -12.13,  -2.26,
05/23 16Z,   1.50,  -7.99,  99.90,  -8.75,  -2.26,
05/23 17Z,   1.60,  -4.95,  99.90,  -5.61,  -2.26,
05/23 18Z,   1.80,  -2.98,  99.90,  -3.44,  -2.26,
05/23 19Z,  99.90,  -2.58,  99.90,  99.90,  -2.26,
05/23 20Z,  99.90,  -3.70,  99.90,  99.90,  -2.26,
05/23 21Z,  99.90,  -5.98,  99.90,  99.90,  -2.26,
05/23 22Z,  99.90,  -8.95,  99.90,  99.90,  -2.26,
05/23 23Z,  99.90, -11.93,  99.90,  99.90,  -2.26,
05/24 00Z,  99.90, -14.02,  99.90,  99.90,  -2.26,