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
#Anchorage, AK : 05/19/2025 02:20:08 GMT (units in feet MSL)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
05/17 06Z,   0.30,   9.09,   9.16,  99.90,  -0.23,
05/17 07Z,   0.30,  10.14,  10.57,  99.90,   0.13,  (max)
05/17 08Z,   0.40,   9.21,   8.88,  99.90,  -0.73,
05/17 09Z,   0.40,   6.30,   5.25,  99.90,  -1.45,
05/17 10Z,   0.40,   1.98,   0.75,  99.90,  -1.63,
05/17 11Z,   0.40,  -2.73,  -3.59,  99.90,  -1.26,
05/17 12Z,   0.40,  -6.34,  -7.28,  99.90,  -1.34,
05/17 13Z,   0.40,  -8.08,  -9.08,  99.90,  -1.40,  (min)
05/17 14Z,   0.40,  -7.06,  -5.21,  99.90,   1.45,
05/17 15Z,   0.40,  -2.02,   0.23,  99.90,   1.85,
05/17 16Z,   0.40,   5.15,   5.09,  99.90,  -0.46,
05/17 17Z,   0.40,  10.06,   8.60,  99.90,  -1.86,
05/17 18Z,   0.40,  11.19,  10.62,  99.90,  -0.97,  (max)
05/17 19Z,   0.40,   9.94,   9.76,  99.90,  -0.58,
05/17 20Z,   0.40,   7.03,   6.55,  99.90,  -0.88,
05/17 21Z,   0.30,   2.69,   1.88,  99.90,  -1.11,
05/17 22Z,   0.30,  -2.50,  -2.99,  99.90,  -0.79,
05/17 23Z,   0.20,  -7.79,  -7.55,  99.90,   0.04,
05/18 00Z,   0.20, -12.06, -11.75,  99.90,   0.11,
05/18 01Z,   0.20, -14.49, -15.16,  99.90,  -0.87,
05/18 02Z,   0.20, -14.73, -15.80,  99.90,  -1.27,  (min)
05/18 03Z,   0.20, -11.42,  -9.16,  99.90,   2.06,
05/18 04Z,   0.20,  -4.47,  -2.75,  99.90,   1.52,
05/18 05Z,   0.20,   2.60,   2.32,  99.90,  -0.48,
05/18 06Z,   0.20,   6.86,   6.50,  99.90,  -0.56,
05/18 07Z,   0.20,   8.85,   9.10,  99.90,   0.05,
05/18 08Z,   0.20,   9.37,   9.76,  99.90,   0.19,  (max)
05/18 09Z,   0.20,   8.03,   7.66,  99.90,  -0.57,
05/18 10Z,   0.10,   4.84,   3.93,  99.90,  -1.01,
05/18 11Z,   0.10,   0.42,  -0.40,  99.90,  -0.92,
05/18 12Z,   0.10,  -3.99,  -4.46,  99.90,  -0.57,
05/18 13Z,   0.10,  -6.94,  -7.70,  99.90,  -0.86,
05/18 14Z,   0.10,  -7.93,  -8.69,  99.90,  -0.86,  (min)
05/18 15Z,   0.00,  -6.17,  -4.52,  99.90,   1.65,
05/18 16Z,   0.00,  -0.80,   0.59,  99.90,   1.39,
05/18 17Z,   0.00,   5.78,   4.98,  99.90,  -0.80,
05/18 18Z,   0.00,   9.59,   8.04,  99.90,  -1.55,
05/18 19Z,   0.00,  10.05,   9.51,  99.90,  -0.54,  (max)
05/18 20Z,   0.00,   8.66,   8.21,  99.90,  -0.45,
05/18 21Z,   0.00,   5.77,   4.91,  99.90,  -0.86,
05/18 22Z,   0.00,   1.47,   0.30,  99.90,  -1.17,
05/18 23Z,  -0.10,  -3.64,  -4.32,  99.90,  -0.58,
05/19 00Z,  -0.10,  -8.66,  -8.55,  99.90,   0.21,
05/19 01Z,  -0.10, -12.31, -12.39,  99.90,   0.02,
05/19 02Z,  -0.10, -14.00, -15.15,  99.90,  -1.05,  (min)
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
05/19 03Z,  -0.20, -13.54,  99.90, -14.71,  -0.97,
05/19 04Z,  -0.10,  -9.67,  99.90, -10.67,  -0.90,
05/19 05Z,  -0.10,  -2.85,  99.90,  -3.78,  -0.83,
05/19 06Z,  -0.10,   3.35,  99.90,   2.49,  -0.76,
05/19 07Z,  -0.10,   6.78,  99.90,   6.00,  -0.69,
05/19 08Z,   0.00,   8.43,  99.90,   7.81,  -0.61,
05/19 09Z,   0.00,   8.74,  99.90,   8.20,  -0.54,  (max)
05/19 10Z,   0.00,   7.17,  99.90,   6.71,  -0.47,
05/19 11Z,   0.00,   3.83,  99.90,   3.43,  -0.40,
05/19 12Z,   0.10,  -0.54,  99.90,  -0.77,  -0.32,
05/19 13Z,   0.10,  -4.56,  99.90,  -4.71,  -0.25,
05/19 14Z,   0.20,  -7.02,  99.90,  -7.00,  -0.18,
05/19 15Z,   0.20,  -7.70,  99.90,  -7.68,  -0.18,  (min)
05/19 16Z,   0.20,  -5.79,  99.90,  -5.77,  -0.18,
05/19 17Z,   0.20,  -0.62,  99.90,  -0.60,  -0.18,
05/19 18Z,   0.20,   5.20,  99.90,   5.22,  -0.18,
05/19 19Z,   0.20,   8.30,  99.90,   8.32,  -0.18,
05/19 20Z,   0.20,   8.72,  99.90,   8.74,  -0.18,  (max)
05/19 21Z,   0.20,   7.70,  99.90,   7.72,  -0.18,
05/19 22Z,   0.20,   5.13,  99.90,   5.15,  -0.18,
05/19 23Z,   0.10,   1.03,  99.90,   0.95,  -0.18,
05/20 00Z,   0.10,  -3.90,  99.90,  -3.98,  -0.18,
05/20 01Z,   0.10,  -8.57,  99.90,  -8.65,  -0.18,
05/20 02Z,   0.00, -11.73,  99.90, -11.90,  -0.18,
05/20 03Z,   0.10, -13.10,  99.90, -13.18,  -0.18,  (min)
05/20 04Z,   0.10, -12.47,  99.90, -12.55,  -0.18,
05/20 05Z,   0.10,  -8.53,  99.90,  -8.61,  -0.18,
05/20 06Z,   0.10,  -2.08,  99.90,  -2.16,  -0.18,
05/20 07Z,   0.10,   3.43,  99.90,   3.35,  -0.18,
05/20 08Z,   0.10,   6.54,  99.90,   6.46,  -0.18,
05/20 09Z,   0.10,   8.27,  99.90,   8.19,  -0.18,
05/20 10Z,   0.10,   8.60,  99.90,   8.52,  -0.18,  (max)
05/20 11Z,   0.00,   6.90,  99.90,   6.72,  -0.18,
05/20 12Z,   0.00,   3.45,  99.90,   3.27,  -0.18,
05/20 13Z,   0.00,  -0.85,  99.90,  -1.03,  -0.18,
05/20 14Z,   0.00,  -4.62,  99.90,  -4.80,  -0.18,
05/20 15Z,   0.10,  -7.00,  99.90,  -7.08,  -0.18,
05/20 16Z,   0.10,  -7.95,  99.90,  -8.03,  -0.18,  (min)
05/20 17Z,   0.10,  -6.36,  99.90,  -6.44,  -0.18,
05/20 18Z,   0.10,  -1.58,  99.90,  -1.66,  -0.18,
05/20 19Z,   0.10,   3.70,  99.90,   3.62,  -0.18,
05/20 20Z,   0.10,   6.67,  99.90,   6.59,  -0.18,
05/20 21Z,   0.00,   7.68,  99.90,   7.50,  -0.18,  (max)
05/20 22Z,   0.00,   7.40,  99.90,   7.22,  -0.18,
05/20 23Z,   0.00,   5.29,  99.90,   5.11,  -0.18,
05/21 00Z,   0.10,   1.44,  99.90,   1.36,  -0.18,
05/21 01Z,   0.10,  -3.30,  99.90,  -3.38,  -0.18,
05/21 02Z,   0.20,  -7.72,  99.90,  -7.70,  -0.18,
05/21 03Z,   0.20, -10.71,  99.90, -10.69,  -0.18,
05/21 04Z,   0.20, -12.24,  99.90, -12.22,  -0.18,  (min)
05/21 05Z,   0.30, -11.86,  99.90, -11.73,  -0.18,
05/21 06Z,   0.30,  -8.05,  99.90,  -7.93,  -0.18,
05/21 07Z,   0.30,  -1.86,  99.90,  -1.74,  -0.18,
05/21 08Z,   0.30,   3.38,  99.90,   3.50,  -0.18,
05/21 09Z,   0.20,   6.67,  99.90,   6.69,  -0.18,
05/21 10Z,   0.20,   8.75,  99.90,   8.77,  -0.18,
05/21 11Z,   0.10,   9.14,  99.90,   9.06,  -0.18,  (max)
05/21 12Z,   0.00,   7.26,  99.90,   7.08,  -0.18,
05/21 13Z,   0.00,   3.62,  99.90,   3.44,  -0.18,
05/21 14Z,   0.00,  -0.77,  99.90,  -0.95,  -0.18,
05/21 15Z,   0.00,  -4.61,  99.90,  -4.79,  -0.18,
05/21 16Z,   0.00,  -7.41,  99.90,  -7.59,  -0.18,
05/21 17Z,   0.00,  -9.05,  99.90,  -9.23,  -0.18,  (min)
05/21 18Z,   0.00,  -7.94,  99.90,  -8.12,  -0.18,
05/21 19Z,   0.00,  -3.41,  99.90,  -3.59,  -0.18,
05/21 20Z,  -0.10,   1.80,  99.90,   1.52,  -0.18,
05/21 21Z,  -0.20,   5.28,  99.90,   4.90,  -0.18,
05/21 22Z,  -0.20,   7.31,  99.90,   6.93,  -0.18,
05/21 23Z,  -0.30,   7.90,  99.90,   7.42,  -0.18,  (max)
05/22 00Z,  -0.30,   6.24,  99.90,   5.76,  -0.18,
05/22 01Z,  -0.30,   2.56,  99.90,   2.08,  -0.18,
05/22 02Z,  -0.40,  -2.12,  99.90,  -2.70,  -0.18,
05/22 03Z,  -0.40,  -6.52,  99.90,  -7.10,  -0.18,
05/22 04Z,  -0.40,  -9.71,  99.90, -10.29,  -0.18,
05/22 05Z,  -0.40, -11.76,  99.90, -12.34,  -0.18,  (min)
05/22 06Z,  -0.40, -11.72,  99.90, -12.30,  -0.18,
05/22 07Z,  -0.50,  -7.91,  99.90,  -8.59,  -0.18,
05/22 08Z,  -0.50,  -1.67,  99.90,  -2.35,  -0.18,
05/22 09Z,  -0.50,   3.75,  99.90,   3.07,  -0.18,
05/22 10Z,  -0.60,   7.54,  99.90,   6.76,  -0.18,
05/22 11Z,  -0.60,  10.00,  99.90,   9.22,  -0.18,
05/22 12Z,  -0.60,  10.28,  99.90,   9.50,  -0.18,  (max)
05/22 13Z,  -0.60,   8.02,  99.90,   7.24,  -0.18,
05/22 14Z,  -0.60,   3.98,  99.90,   3.20,  -0.18,
05/22 15Z,  -0.60,  -0.74,  99.90,  -1.52,  -0.18,
05/22 16Z,  -0.60,  -5.02,  99.90,  -5.80,  -0.18,
05/22 17Z,  -0.60,  -8.59,  99.90,  -9.37,  -0.18,
05/22 18Z,  -0.60, -11.04,  99.90, -11.82,  -0.18,