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 : 07/17/2026 23:07:04 GMT (units in feet MSL)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
07/16 06Z,   1.50,  -5.58,  -6.14,  99.90,  -2.06,  (min)
07/16 07Z,   1.50,  -1.98,  -2.58,  99.90,  -2.10,
07/16 08Z,   1.50,   2.58,   1.73,  99.90,  -2.35,
07/16 09Z,   1.50,   6.93,   6.27,  99.90,  -2.16,
07/16 10Z,   1.40,   9.94,   9.66,  99.90,  -1.68,
07/16 11Z,   1.30,  10.79,  10.45,  99.90,  -1.64,  (max)
07/16 12Z,   1.40,   9.25,   8.82,  99.90,  -1.83,
07/16 13Z,   1.30,   5.60,   5.01,  99.90,  -1.89,
07/16 14Z,   1.30,   0.41,  -0.19,  99.90,  -1.90,
07/16 15Z,   1.30,  -5.31,  -5.87,  99.90,  -1.86,
07/16 16Z,   1.30, -10.11, -10.73,  99.90,  -1.92,
07/16 17Z,   1.20, -12.61, -13.39,  99.90,  -1.98,  (min)
07/16 18Z,   1.30, -12.17, -12.89,  99.90,  -2.02,
07/16 19Z,   1.30,  -9.16,  -9.85,  99.90,  -1.99,
07/16 20Z,   1.30,  -4.51,  -5.54,  99.90,  -2.33,
07/16 21Z,   1.30,   0.64,  -0.37,  99.90,  -2.31,
07/16 22Z,   1.40,   5.14,   4.43,  99.90,  -2.11,
07/16 23Z,   1.40,   8.01,   7.19,  99.90,  -2.22,
07/17 00Z,   1.30,   8.75,   7.80,  99.90,  -2.25,  (max)
07/17 01Z,   1.30,   7.38,   6.48,  99.90,  -2.20,
07/17 02Z,   1.30,   4.23,   3.64,  99.90,  -1.89,
07/17 03Z,   1.30,  -0.05,  -0.45,  99.90,  -1.70,
07/17 04Z,   1.30,  -4.29,  -4.81,  99.90,  -1.82,
07/17 05Z,   1.30,  -7.09,  -7.88,  99.90,  -2.09,
07/17 06Z,   1.30,  -7.47,  -8.29,  99.90,  -2.12,  (min)
07/17 07Z,   1.40,  -5.39,  -6.06,  99.90,  -2.07,
07/17 08Z,   1.40,  -1.58,  -2.51,  99.90,  -2.33,
07/17 09Z,   1.40,   2.93,   1.85,  99.90,  -2.48,
07/17 10Z,   1.40,   7.00,   6.10,  99.90,  -2.30,
07/17 11Z,   1.40,   9.55,   8.98,  99.90,  -1.97,
07/17 12Z,   1.40,   9.90,   9.40,  99.90,  -1.90,  (max)
07/17 13Z,   1.40,   7.96,   7.29,  99.90,  -2.07,
07/17 14Z,   1.40,   4.09,   3.41,  99.90,  -2.08,
07/17 15Z,   1.40,  -1.03,  -1.66,  99.90,  -2.03,
07/17 16Z,   1.40,  -6.32,  -6.85,  99.90,  -1.93,
07/17 17Z,   1.40, -10.34, -11.09,  99.90,  -2.15,
07/17 18Z,   1.40, -11.91, -12.81,  99.90,  -2.30,  (min)
07/17 19Z,   1.40, -10.69, -11.26,  99.90,  -1.97,
07/17 20Z,   1.40,  -7.22,  -7.89,  99.90,  -2.07,
07/17 21Z,   1.50,  -2.50,  -3.21,  99.90,  -2.21,
07/17 22Z,   1.60,   2.38,   1.77,  99.90,  -2.21,
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
07/17 23Z,   1.80,   6.35,  99.90,   5.95,  -2.20,
07/18 00Z,   1.90,   8.53,  99.90,   8.24,  -2.19,
07/18 01Z,   2.00,   8.57,  99.90,   8.39,  -2.18,  (max)
07/18 02Z,   2.00,   6.60,  99.90,   6.43,  -2.17,
07/18 03Z,   2.10,   3.07,  99.90,   3.02,  -2.16,
07/18 04Z,   2.10,  -1.25,  99.90,  -1.29,  -2.15,
07/18 05Z,   2.10,  -5.17,  99.90,  -5.20,  -2.13,
07/18 06Z,   2.00,  -7.40,  99.90,  -7.53,  -2.12,  (min)
07/18 07Z,   1.90,  -7.25,  99.90,  -7.46,  -2.11,
07/18 08Z,   1.70,  -4.89,  99.90,  -5.29,  -2.10,
07/18 09Z,   1.70,  -1.12,  99.90,  -1.51,  -2.09,
07/18 10Z,   1.60,   3.06,  99.90,   2.58,  -2.08,
07/18 11Z,   1.60,   6.61,  99.90,   6.14,  -2.08,
07/18 12Z,   1.60,   8.58,  99.90,   8.11,  -2.08,  (max)
07/18 13Z,   1.50,   8.44,  99.90,   7.86,  -2.08,
07/18 14Z,   1.50,   6.23,  99.90,   5.65,  -2.08,
07/18 15Z,   1.50,   2.41,  99.90,   1.83,  -2.08,
07/18 16Z,   1.50,  -2.28,  99.90,  -2.86,  -2.08,
07/18 17Z,   1.50,  -6.78,  99.90,  -7.35,  -2.08,
07/18 18Z,   1.50,  -9.80,  99.90, -10.37,  -2.08,
07/18 19Z,   1.50, -10.42,  99.90, -11.00,  -2.08,  (min)
07/18 20Z,   1.60,  -8.58,  99.90,  -9.06,  -2.08,
07/18 21Z,   1.60,  -4.94,  99.90,  -5.42,  -2.08,
07/18 22Z,   1.60,  -0.45,  99.90,  -0.93,  -2.08,
07/18 23Z,   1.60,   3.89,  99.90,   3.41,  -2.08,
07/19 00Z,   1.60,   7.12,  99.90,   6.64,  -2.08,
07/19 01Z,   1.60,   8.52,  99.90,   8.04,  -2.08,  (max)
07/19 02Z,   1.50,   7.88,  99.90,   7.31,  -2.08,
07/19 03Z,   1.50,   5.49,  99.90,   4.91,  -2.08,
07/19 04Z,   1.50,   1.86,  99.90,   1.28,  -2.08,
07/19 05Z,   1.40,  -2.21,  99.90,  -2.89,  -2.08,
07/19 06Z,   1.40,  -5.60,  99.90,  -6.28,  -2.08,
07/19 07Z,   1.40,  -7.24,  99.90,  -7.91,  -2.08,  (min)
07/19 08Z,   1.30,  -6.67,  99.90,  -7.45,  -2.08,
07/19 09Z,   1.20,  -4.27,  99.90,  -5.14,  -2.08,
07/19 10Z,   1.20,  -0.80,  99.90,  -1.67,  -2.08,
07/19 11Z,   1.10,   2.85,  99.90,   1.88,  -2.08,
07/19 12Z,   1.10,   5.77,  99.90,   4.79,  -2.08,
07/19 13Z,   1.10,   7.15,  99.90,   6.17,  -2.08,  (max)
07/19 14Z,   1.10,   6.63,  99.90,   5.65,  -2.08,
07/19 15Z,   1.20,   4.39,  99.90,   3.51,  -2.08,
07/19 16Z,   1.20,   0.95,  99.90,   0.07,  -2.08,
07/19 17Z,   1.20,  -3.01,  99.90,  -3.89,  -2.08,
07/19 18Z,   1.10,  -6.51,  99.90,  -7.49,  -2.08,
07/19 19Z,   1.10,  -8.51,  99.90,  -9.48,  -2.08,  (min)
07/19 20Z,   1.10,  -8.35,  99.90,  -9.33,  -2.08,
07/19 21Z,   1.00,  -6.18,  99.90,  -7.25,  -2.08,
07/19 22Z,   1.10,  -2.68,  99.90,  -3.65,  -2.08,
07/19 23Z,   1.10,   1.31,  99.90,   0.34,  -2.08,
07/20 00Z,   1.10,   4.93,  99.90,   3.96,  -2.08,
07/20 01Z,   1.20,   7.35,  99.90,   6.47,  -2.08,
07/20 02Z,   1.20,   8.00,  99.90,   7.13,  -2.08,  (max)
07/20 03Z,   1.20,   6.86,  99.90,   5.99,  -2.08,
07/20 04Z,   1.20,   4.29,  99.90,   3.41,  -2.08,
07/20 05Z,   1.30,   0.81,  99.90,   0.04,  -2.08,
07/20 06Z,   1.30,  -2.81,  99.90,  -3.58,  -2.08,
07/20 07Z,   1.20,  -5.60,  99.90,  -6.47,  -2.08,
07/20 08Z,   1.20,  -6.72,  99.90,  -7.60,  -2.08,  (min)
07/20 09Z,   1.10,  -5.96,  99.90,  -6.94,  -2.08,
07/20 10Z,   1.00,  -3.74,  99.90,  -4.82,  -2.08,
07/20 11Z,   0.80,  -0.75,  99.90,  -2.03,  -2.08,
07/20 12Z,   0.70,   2.27,  99.90,   0.89,  -2.08,
07/20 13Z,   0.70,   4.56,  99.90,   3.19,  -2.08,
07/20 14Z,   0.70,   5.47,  99.90,   4.10,  -2.08,  (max)
07/20 15Z,   0.80,   4.80,  99.90,   3.53,  -2.08,
07/20 16Z,   1.00,   2.82,  99.90,   1.74,  -2.08,
07/20 17Z,   1.20,   0.01,  99.90,  -0.87,  -2.08,
07/20 18Z,   1.30,  -3.05,  99.90,  -3.83,  -2.08,
07/20 19Z,   1.50,  -5.57,  99.90,  -6.15,  -2.08,
07/20 20Z,   1.50,  -6.71,  99.90,  -7.28,  -2.08,  (min)
07/20 21Z,   1.50,  -6.06,  99.90,  -6.64,  -2.08,
07/20 22Z,   1.40,  -3.87,  99.90,  -4.55,  -2.08,
07/20 23Z,   1.30,  -0.77,  99.90,  -1.55,  -2.08,
07/21 00Z,   1.20,   2.57,  99.90,   1.69,  -2.08,
07/21 01Z,   1.20,   5.42,  99.90,   4.55,  -2.08,
07/21 02Z,   1.20,   7.10,  99.90,   6.22,  -2.08,
07/21 03Z,   1.30,   7.18,  99.90,   6.40,  -2.08,  (max)
07/21 04Z,   1.40,   5.77,  99.90,   5.09,  -2.08,
07/21 05Z,   1.60,   3.25,  99.90,   2.77,  -2.08,
07/21 06Z,   1.70,   0.11,  99.90,  -0.26,  -2.08,
07/21 07Z,   1.70,  -3.00,  99.90,  -3.38,  -2.08,
07/21 08Z,   1.70,  -5.28,  99.90,  -5.66,  -2.08,
07/21 09Z,   1.60,  -6.09,  99.90,  -6.57,  -2.08,  (min)
07/21 10Z,   1.50,  -5.35,  99.90,  -5.93,  -2.08,
07/21 11Z,   1.40,  -3.49,  99.90,  -4.17,  -2.08,
07/21 12Z,   1.30,  -1.05,  99.90,  -1.82,  -2.08,
07/21 13Z,  99.90,   1.40,  99.90,  99.90,  -2.08,
07/21 14Z,  99.90,   3.22,  99.90,  99.90,  -2.08,
07/21 15Z,  99.90,   3.89,  99.90,  99.90,  -2.08,
07/21 16Z,  99.90,   3.33,  99.90,  99.90,  -2.08,
07/21 17Z,  99.90,   1.82,  99.90,  99.90,  -2.08,
07/21 18Z,  99.90,  -0.26,  99.90,  99.90,  -2.08,