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 : 02/12/2026 09:22:45 GMT (units in feet MHHW)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
02/10 18Z,   2.20,  -5.66,  -5.55,  99.90,  -2.09,
02/10 19Z,   2.30,  -7.63,  -7.36,  99.90,  -2.03,
02/10 20Z,   2.50,  -9.64,  -9.32,  99.90,  -2.18,
02/10 21Z,   2.70, -11.36, -10.95,  99.90,  -2.29,
02/10 22Z,   2.80, -12.37, -11.88,  99.90,  -2.31,
02/10 23Z,   2.70, -12.48, -12.17,  99.90,  -2.39,  (min)
02/11 00Z,   2.40, -11.86, -11.78,  99.90,  -2.32,
02/11 01Z,   2.40, -10.80, -10.74,  99.90,  -2.34,
02/11 02Z,   2.50,  -9.50,  -9.53,  99.90,  -2.53,
02/11 03Z,   2.50,  -8.18,  -8.17,  99.90,  -2.49,
02/11 04Z,   2.70,  -7.19,  -6.94,  99.90,  -2.45,
02/11 05Z,   2.80,  -6.75,  -6.67,  99.90,  -2.72,
02/11 06Z,   2.70,  -6.80,  -6.39,  99.90,  -2.29,  (max)
02/11 07Z,   2.70,  -7.16,  -6.74,  99.90,  -2.28,
02/11 08Z,   2.70,  -7.74,  -7.22,  99.90,  -2.18,
02/11 09Z,   2.70,  -8.44,  -8.10,  99.90,  -2.36,
02/11 10Z,   2.70,  -8.93,  -8.43,  99.90,  -2.20,
02/11 11Z,   2.80,  -8.88,  -8.62,  99.90,  -2.54,  (min)
02/11 12Z,   2.60,  -8.25,  -7.89,  99.90,  -2.24,
02/11 13Z,   2.70,  -7.19,  -6.97,  99.90,  -2.48,
02/11 14Z,   2.90,  -5.90,  -5.82,  99.90,  -2.82,
02/11 15Z,   3.00,  -4.59,  -4.61,  99.90,  -3.02,
02/11 16Z,   3.10,  -3.63,  -3.88,  99.90,  -3.35,
02/11 17Z,   3.00,  -3.44,  -3.50,  99.90,  -3.06,  (max)
02/11 18Z,   2.50,  -4.11,  -4.06,  99.90,  -2.45,
02/11 19Z,   2.50,  -5.43,  -5.06,  99.90,  -2.13,
02/11 20Z,   2.50,  -7.19,  -6.77,  99.90,  -2.08,
02/11 21Z,   2.60,  -9.17,  -8.86,  99.90,  -2.29,
02/11 22Z,   2.50, -11.04, -10.47,  99.90,  -1.93,
02/11 23Z,   2.40, -12.34, -12.11,  99.90,  -2.17,
02/12 00Z,   2.10, -12.83, -12.77,  99.90,  -2.04,
02/12 01Z,   2.10, -12.57, -12.79,  99.90,  -2.32,  (min)
02/12 02Z,   2.20, -11.72, -12.02,  99.90,  -2.50,
02/12 03Z,   2.20, -10.38, -10.61,  99.90,  -2.43,
02/12 04Z,   2.20,  -8.81,  -9.02,  99.90,  -2.41,
02/12 05Z,   2.10,  -7.41,  -7.61,  99.90,  -2.30,
02/12 06Z,   2.10,  -6.51,  -6.53,  99.90,  -2.12,
02/12 07Z,   2.00,  -6.11,  -5.97,  99.90,  -1.86,
02/12 08Z,   2.10,  -6.19,  -5.91,  99.90,  -1.82,  (max)
02/12 09Z,   2.30,  -6.74,  -6.40,  99.90,  -1.96,
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
02/12 10Z,   2.70,  -7.65,  99.90,  -6.94,  -1.98,
02/12 11Z,   3.20,  -8.52,  99.90,  -7.33,  -2.01,
02/12 12Z,   3.60,  -8.92,  99.90,  -7.35,  -2.04,  (min)
02/12 13Z,   3.90,  -8.67,  99.90,  -6.83,  -2.06,
02/12 14Z,   4.00,  -7.83,  99.90,  -5.91,  -2.09,
02/12 15Z,   3.80,  -6.50,  99.90,  -4.82,  -2.12,
02/12 16Z,   3.40,  -4.95,  99.90,  -3.69,  -2.14,
02/12 17Z,   3.20,  -3.67,  99.90,  -2.64,  -2.17,
02/12 18Z,   3.20,  -3.17,  99.90,  -2.16,  -2.19,  (max)
02/12 19Z,   3.10,  -3.60,  99.90,  -2.72,  -2.22,
02/12 20Z,   3.10,  -4.84,  99.90,  -3.98,  -2.25,
02/12 21Z,   3.20,  -6.71,  99.90,  -5.78,  -2.27,
02/12 22Z,   3.40,  -9.02,  99.90,  -7.89,  -2.27,
02/12 23Z,   3.50, -11.30,  99.90, -10.08,  -2.27,
02/13 00Z,   3.70, -13.01,  99.90, -11.59,  -2.27,
02/13 01Z,   4.00, -13.80,  99.90, -12.08,  -2.27,  (min)
02/13 02Z,   4.20, -13.64,  99.90, -11.72,  -2.27,
02/13 03Z,   4.20, -12.61,  99.90, -10.68,  -2.27,
02/13 04Z,   4.10, -10.86,  99.90,  -9.03,  -2.27,
02/13 05Z,   3.90,  -8.76,  99.90,  -7.13,  -2.27,
02/13 06Z,   3.40,  -6.88,  99.90,  -5.75,  -2.27,
02/13 07Z,   3.00,  -5.60,  99.90,  -4.87,  -2.27,
02/13 08Z,   2.60,  -5.02,  99.90,  -4.70,  -2.27,  (max)
02/13 09Z,   2.20,  -5.19,  99.90,  -5.27,  -2.27,
02/13 10Z,   1.80,  -6.12,  99.90,  -6.59,  -2.27,
02/13 11Z,   1.30,  -7.56,  99.90,  -8.53,  -2.27,
02/13 12Z,   1.30,  -8.96,  99.90,  -9.93,  -2.27,
02/13 13Z,   1.50,  -9.72,  99.90, -10.49,  -2.27,  (min)
02/13 14Z,   1.70,  -9.59,  99.90, -10.16,  -2.27,
02/13 15Z,   2.00,  -8.58,  99.90,  -8.85,  -2.27,
02/13 16Z,   2.20,  -6.84,  99.90,  -6.91,  -2.27,
02/13 17Z,   2.60,  -4.79,  99.90,  -4.46,  -2.27,
02/13 18Z,   2.80,  -3.10,  99.90,  -2.57,  -2.27,
02/13 19Z,   3.00,  -2.37,  99.90,  -1.64,  -2.27,  (max)
02/13 20Z,   3.00,  -2.78,  99.90,  -2.06,  -2.27,
02/13 21Z,   2.90,  -4.25,  99.90,  -3.62,  -2.27,
02/13 22Z,   2.60,  -6.58,  99.90,  -6.25,  -2.27,
02/13 23Z,   2.40,  -9.47,  99.90,  -9.34,  -2.27,
02/14 00Z,   2.10, -12.30,  99.90, -12.47,  -2.27,
02/14 01Z,   1.50, -14.33,  99.90, -15.10,  -2.27,
02/14 02Z,   1.00, -15.15,  99.90, -16.42,  -2.27,  (min)
02/14 03Z,   0.80, -14.69,  99.90, -16.16,  -2.27,
02/14 04Z,   0.70, -13.08,  99.90, -14.66,  -2.27,
02/14 05Z,   0.80, -10.64,  99.90, -12.11,  -2.27,
02/14 06Z,   1.00,  -7.94,  99.90,  -9.21,  -2.27,
02/14 07Z,   1.30,  -5.66,  99.90,  -6.64,  -2.27,
02/14 08Z,   1.70,  -4.27,  99.90,  -4.84,  -2.27,
02/14 09Z,   2.00,  -3.88,  99.90,  -4.15,  -2.27,  (max)
02/14 10Z,   2.10,  -4.53,  99.90,  -4.70,  -2.27,
02/14 11Z,   2.20,  -6.14,  99.90,  -6.22,  -2.27,
02/14 12Z,   2.30,  -8.28,  99.90,  -8.25,  -2.27,
02/14 13Z,   2.20, -10.13,  99.90, -10.20,  -2.27,
02/14 14Z,   2.20, -11.01,  99.90, -11.08,  -2.27,  (min)
02/14 15Z,   2.00, -10.62,  99.90, -10.89,  -2.27,
02/14 16Z,   1.80,  -9.04,  99.90,  -9.52,  -2.27,
02/14 17Z,   1.50,  -6.63,  99.90,  -7.40,  -2.27,
02/14 18Z,   1.40,  -4.01,  99.90,  -4.88,  -2.27,
02/14 19Z,   1.30,  -2.02,  99.90,  -3.00,  -2.27,
02/14 20Z,   1.10,  -1.31,  99.90,  -2.48,  -2.27,  (max)
02/14 21Z,   1.00,  -2.02,  99.90,  -3.30,  -2.27,
02/14 22Z,   1.00,  -4.04,  99.90,  -5.31,  -2.27,
02/14 23Z,   1.10,  -7.09,  99.90,  -8.26,  -2.27,
02/15 00Z,   1.30, -10.67,  99.90, -11.64,  -2.27,
02/15 01Z,   1.60, -13.93,  99.90, -14.60,  -2.27,
02/15 02Z,   1.90, -15.99,  99.90, -16.37,  -2.27,
02/15 03Z,   2.20, -16.43,  99.90, -16.50,  -2.27,  (min)
02/15 04Z,   2.30, -15.27,  99.90, -15.24,  -2.27,
02/15 05Z,   2.50, -12.81,  99.90, -12.59,  -2.27,
02/15 06Z,   2.50,  -9.60,  99.90,  -9.37,  -2.27,
02/15 07Z,   2.40,  -6.40,  99.90,  -6.28,  -2.27,
02/15 08Z,   2.20,  -4.01,  99.90,  -4.08,  -2.27,
02/15 09Z,   1.90,  -2.85,  99.90,  -3.23,  -2.27,  (max)
02/15 10Z,   1.40,  -3.03,  99.90,  -3.90,  -2.27,
02/15 11Z,   1.30,  -4.48,  99.90,  -5.46,  -2.27,
02/15 12Z,   1.20,  -6.95,  99.90,  -8.02,  -2.27,
02/15 13Z,   1.30,  -9.72,  99.90, -10.69,  -2.27,
02/15 14Z,   1.40, -11.78,  99.90, -12.65,  -2.27,
02/15 15Z,   1.50, -12.38,  99.90, -13.15,  -2.27,  (min)
02/15 16Z,   1.70, -11.35,  99.90, -11.92,  -2.27,
02/15 17Z,   2.00,  -8.96,  99.90,  -9.23,  -2.27,
02/15 18Z,   2.00,  -5.81,  99.90,  -6.08,  -2.27,
02/15 19Z,   2.20,  -2.75,  99.90,  -2.82,  -2.27,
02/15 20Z,   2.20,  -0.73,  99.90,  -0.81,  -2.27,
02/15 21Z,   2.10,  -0.35,  99.90,  -0.52,  -2.27,  (max)
02/15 22Z,   1.90,  -1.68,  99.90,  -2.05,  -2.27,
02/15 23Z,   1.60,  -4.48,  99.90,  -5.15,  -2.27,
02/16 00Z,   1.30,  -8.34,  99.90,  -9.31,  -2.27,
02/16 01Z,  99.90, -12.50,  99.90,  99.90,  -2.27,
02/16 02Z,  99.90, -15.88,  99.90,  99.90,  -2.27,
02/16 03Z,  99.90, -17.56,  99.90,  99.90,  -2.27,
02/16 04Z,  99.90, -17.19,  99.90,  99.90,  -2.27,
02/16 05Z,  99.90, -15.03,  99.90,  99.90,  -2.27,
02/16 06Z,  99.90, -11.64,  99.90,  99.90,  -2.27,