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 : 07/19/2025 10:20:49 GMT (units in feet MSL)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
07/17 18Z,   1.30,  -2.51,  -3.30,  99.90,  -2.09,
07/17 19Z,   1.40,  -5.09,  -5.88,  99.90,  -2.19,
07/17 20Z,   1.50,  -6.58,  -7.62,  99.90,  -2.54,  (min)
07/17 21Z,   1.60,  -6.39,  -7.30,  99.90,  -2.51,
07/17 22Z,   1.70,  -4.46,  -5.30,  99.90,  -2.54,
07/17 23Z,   1.70,  -1.37,  -2.36,  99.90,  -2.69,
07/18 00Z,   1.60,   2.05,   1.09,  99.90,  -2.56,
07/18 01Z,   1.70,   5.08,   4.27,  99.90,  -2.51,
07/18 02Z,   1.70,   7.13,   6.25,  99.90,  -2.58,
07/18 03Z,   1.70,   7.73,   6.90,  99.90,  -2.53,  (max)
07/18 04Z,   1.70,   6.72,   5.76,  99.90,  -2.66,
07/18 05Z,   1.60,   4.36,   3.66,  99.90,  -2.30,
07/18 06Z,   1.50,   1.22,   0.42,  99.90,  -2.30,
07/18 07Z,   1.50,  -2.13,  -3.07,  99.90,  -2.44,
07/18 08Z,   1.50,  -4.97,  -5.91,  99.90,  -2.44,
07/18 09Z,   1.50,  -6.55,  -7.51,  99.90,  -2.46,  (min)
07/18 10Z,   1.50,  -6.39,  -7.28,  99.90,  -2.39,
07/18 11Z,   1.50,  -4.69,  -5.60,  99.90,  -2.41,
07/18 12Z,   1.30,  -2.13,  -3.13,  99.90,  -2.30,
07/18 13Z,   1.30,   0.56,  -0.27,  99.90,  -2.13,
07/18 14Z,   1.40,   2.78,   2.05,  99.90,  -2.13,
07/18 15Z,   1.50,   4.00,   3.25,  99.90,  -2.25,  (max)
07/18 16Z,   1.60,   3.88,   3.05,  99.90,  -2.43,
07/18 17Z,   1.60,   2.56,   1.74,  99.90,  -2.42,
07/18 18Z,   1.50,   0.49,  -0.28,  99.90,  -2.27,
07/18 19Z,   1.60,  -1.82,  -2.59,  99.90,  -2.37,
07/18 20Z,   1.70,  -3.86,  -4.83,  99.90,  -2.67,
07/18 21Z,   1.80,  -5.01,  -6.03,  99.90,  -2.82,  (min)
07/18 22Z,   1.80,  -4.73,  -5.62,  99.90,  -2.69,
07/18 23Z,   1.80,  -2.97,  -3.75,  99.90,  -2.58,
07/19 00Z,   1.70,  -0.25,  -1.09,  99.90,  -2.54,
07/19 01Z,   1.70,   2.76,   1.92,  99.90,  -2.54,
07/19 02Z,   1.80,   5.44,   4.53,  99.90,  -2.71,
07/19 03Z,   1.80,   7.24,   6.27,  99.90,  -2.77,
07/19 04Z,   1.80,   7.68,   6.62,  99.90,  -2.86,  (max)
07/19 05Z,   1.80,   6.61,   5.67,  99.90,  -2.74,
07/19 06Z,   1.70,   4.30,   3.58,  99.90,  -2.42,
07/19 07Z,   1.60,   1.23,   0.33,  99.90,  -2.50,
07/19 08Z,   1.60,  -2.10,  -2.95,  99.90,  -2.45,
07/19 09Z,   1.60,  -5.01,  -5.80,  99.90,  -2.39,
07/19 10Z,   1.60,  -6.76,  -7.62,  99.90,  -2.46,
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
07/19 11Z,   1.60,  -6.89,  99.90,  -7.72,  -2.43,  (min)
07/19 12Z,   1.70,  -5.53,  99.90,  -6.24,  -2.41,
07/19 13Z,   1.70,  -3.27,  99.90,  -3.95,  -2.38,
07/19 14Z,   1.70,  -0.71,  99.90,  -1.37,  -2.36,
07/19 15Z,   1.70,   1.58,  99.90,   0.95,  -2.34,
07/19 16Z,   1.70,   3.06,  99.90,   2.45,  -2.31,
07/19 17Z,   1.70,   3.39,  99.90,   2.80,  -2.29,  (max)
07/19 18Z,   1.70,   2.63,  99.90,   2.07,  -2.26,
07/19 19Z,   1.70,   1.15,  99.90,   0.61,  -2.24,
07/19 20Z,   1.60,  -0.69,  99.90,  -1.30,  -2.22,
07/19 21Z,   1.60,  -2.48,  99.90,  -3.07,  -2.19,
07/19 22Z,   1.60,  -3.61,  99.90,  -4.18,  -2.17,  (min)
07/19 23Z,   1.60,  -3.53,  99.90,  -4.10,  -2.17,
07/20 00Z,   1.60,  -2.14,  99.90,  -2.71,  -2.17,
07/20 01Z,   1.60,   0.19,  99.90,  -0.38,  -2.17,
07/20 02Z,   1.60,   2.90,  99.90,   2.33,  -2.17,
07/20 03Z,   1.60,   5.45,  99.90,   4.88,  -2.17,
07/20 04Z,   1.60,   7.24,  99.90,   6.68,  -2.17,
07/20 05Z,   1.60,   7.75,  99.90,   7.19,  -2.17,  (max)
07/20 06Z,   1.60,   6.80,  99.90,   6.23,  -2.17,
07/20 07Z,   1.60,   4.60,  99.90,   4.03,  -2.17,
07/20 08Z,   1.60,   1.54,  99.90,   0.98,  -2.17,
07/20 09Z,   1.50,  -1.91,  99.90,  -2.58,  -2.17,
07/20 10Z,   1.40,  -5.09,  99.90,  -5.86,  -2.17,
07/20 11Z,   1.40,  -7.19,  99.90,  -7.95,  -2.17,
07/20 12Z,   1.30,  -7.68,  99.90,  -8.55,  -2.17,  (min)
07/20 13Z,   1.30,  -6.65,  99.90,  -7.52,  -2.17,
07/20 14Z,   1.30,  -4.54,  99.90,  -5.40,  -2.17,
07/20 15Z,   1.40,  -1.88,  99.90,  -2.65,  -2.17,
07/20 16Z,   1.40,   0.72,  99.90,  -0.05,  -2.17,
07/20 17Z,   1.50,   2.64,  99.90,   1.97,  -2.17,
07/20 18Z,   1.50,   3.49,  99.90,   2.82,  -2.17,  (max)
07/20 19Z,   1.50,   3.27,  99.90,   2.60,  -2.17,
07/20 20Z,   1.50,   2.21,  99.90,   1.54,  -2.17,
07/20 21Z,   1.40,   0.56,  99.90,  -0.20,  -2.17,
07/20 22Z,   1.40,  -1.29,  99.90,  -2.06,  -2.17,
07/20 23Z,   1.40,  -2.70,  99.90,  -3.47,  -2.17,
07/21 00Z,   1.30,  -3.02,  99.90,  -3.89,  -2.17,  (min)
07/21 01Z,   1.30,  -2.03,  99.90,  -2.90,  -2.17,
07/21 02Z,   1.40,   0.02,  99.90,  -0.74,  -2.17,
07/21 03Z,   1.40,   2.67,  99.90,   1.90,  -2.17,
07/21 04Z,   1.50,   5.34,  99.90,   4.67,  -2.17,
07/21 05Z,   1.50,   7.35,  99.90,   6.68,  -2.17,
07/21 06Z,   1.50,   8.07,  99.90,   7.40,  -2.17,  (max)
07/21 07Z,   1.50,   7.27,  99.90,   6.60,  -2.17,
07/21 08Z,   1.50,   5.13,  99.90,   4.46,  -2.17,
07/21 09Z,   1.40,   1.97,  99.90,   1.20,  -2.17,
07/21 10Z,   1.30,  -1.78,  99.90,  -2.65,  -2.17,
07/21 11Z,   1.30,  -5.37,  99.90,  -6.24,  -2.17,
07/21 12Z,   1.20,  -7.89,  99.90,  -8.85,  -2.17,
07/21 13Z,   1.20,  -8.72,  99.90,  -9.69,  -2.17,  (min)
07/21 14Z,   1.30,  -7.85,  99.90,  -8.72,  -2.17,
07/21 15Z,   1.40,  -5.66,  99.90,  -6.43,  -2.17,
07/21 16Z,   1.50,  -2.68,  99.90,  -3.35,  -2.17,
07/21 17Z,   1.60,   0.39,  99.90,  -0.18,  -2.17,
07/21 18Z,   1.60,   2.81,  99.90,   2.24,  -2.17,
07/21 19Z,   1.60,   4.12,  99.90,   3.55,  -2.17,
07/21 20Z,   1.50,   4.26,  99.90,   3.59,  -2.17,  (max)
07/21 21Z,   1.40,   3.36,  99.90,   2.59,  -2.17,
07/21 22Z,   1.30,   1.60,  99.90,   0.73,  -2.17,
07/21 23Z,   1.20,  -0.61,  99.90,  -1.57,  -2.17,
07/22 00Z,   1.20,  -2.47,  99.90,  -3.44,  -2.17,
07/22 01Z,   1.30,  -3.21,  99.90,  -4.08,  -2.17,  (min)
07/22 02Z,   1.50,  -2.50,  99.90,  -3.17,  -2.17,
07/22 03Z,   1.60,  -0.49,  99.90,  -1.06,  -2.17,
07/22 04Z,   1.80,   2.34,  99.90,   1.97,  -2.17,
07/22 05Z,   1.90,   5.34,  99.90,   5.07,  -2.17,
07/22 06Z,   1.90,   7.66,  99.90,   7.39,  -2.17,
07/22 07Z,   2.00,   8.60,  99.90,   8.43,  -2.17,  (max)
07/22 08Z,   1.90,   7.90,  99.90,   7.64,  -2.17,
07/22 09Z,   1.70,   5.70,  99.90,   5.23,  -2.17,
07/22 10Z,   1.50,   2.26,  99.90,   1.60,  -2.17,
07/22 11Z,   1.30,  -1.92,  99.90,  -2.78,  -2.17,
07/22 12Z,   1.20,  -5.97,  99.90,  -6.94,  -2.17,
07/22 13Z,   1.10,  -8.85,  99.90,  -9.92,  -2.17,
07/22 14Z,   1.10,  -9.85,  99.90, -10.92,  -2.17,  (min)
07/22 15Z,   1.20,  -8.90,  99.90,  -9.86,  -2.17,
07/22 16Z,   1.30,  -6.37,  99.90,  -7.24,  -2.17,
07/22 17Z,   1.50,  -2.90,  99.90,  -3.57,  -2.17,
07/22 18Z,   1.70,   0.68,  99.90,   0.21,  -2.17,
07/22 19Z,   1.80,   3.52,  99.90,   3.15,  -2.17,
07/22 20Z,   1.90,   5.11,  99.90,   4.84,  -2.17,
07/22 21Z,   1.90,   5.35,  99.90,   5.08,  -2.17,  (max)
07/22 22Z,   1.90,   4.30,  99.90,   4.03,  -2.17,
07/22 23Z,   1.80,   2.15,  99.90,   1.78,  -2.17,
07/23 00Z,   1.80,  -0.58,  99.90,  -0.94,  -2.17,
07/23 01Z,  99.90,  -2.92,  99.90,  99.90,  -2.17,
07/23 02Z,  99.90,  -3.95,  99.90,  99.90,  -2.17,
07/23 03Z,  99.90,  -3.28,  99.90,  99.90,  -2.17,
07/23 04Z,  99.90,  -1.05,  99.90,  99.90,  -2.17,
07/23 05Z,  99.90,   2.17,  99.90,  99.90,  -2.17,
07/23 06Z,  99.90,   5.58,  99.90,  99.90,  -2.17,