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
#Valdez, AK : 02/16/2026 14:22:43 GMT (units in feet MHHW)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
02/14 18Z,   0.50,  -2.36,  -3.64,  99.90,  -1.78,
02/14 19Z,   0.40,  -1.09,  -2.27,  99.90,  -1.58,
02/14 20Z,   0.40,  -0.57,  -1.83,  99.90,  -1.66,  (max)
02/14 21Z,   0.50,  -1.00,  -2.16,  99.90,  -1.66,
02/14 22Z,   0.80,  -2.36,  -3.57,  99.90,  -2.01,
02/14 23Z,   1.00,  -4.47,  -5.88,  99.90,  -2.41,
02/15 00Z,   0.60,  -7.02,  -8.33,  99.90,  -1.91,
02/15 01Z,   0.50,  -9.52, -10.76,  99.90,  -1.74,
02/15 02Z,   0.50, -11.40, -12.71,  99.90,  -1.81,
02/15 03Z,   0.60, -12.13, -13.58,  99.90,  -2.05,  (min)
02/15 04Z,   0.80, -11.53, -13.01,  99.90,  -2.28,
02/15 05Z,   1.00,  -9.83, -11.29,  99.90,  -2.46,
02/15 06Z,   0.50,  -7.56,  -8.88,  99.90,  -1.82,
02/15 07Z,   0.40,  -5.27,  -6.69,  99.90,  -1.82,
02/15 08Z,   0.50,  -3.44,  -4.84,  99.90,  -1.90,
02/15 09Z,   0.50,  -2.41,  -3.76,  99.90,  -1.85,
02/15 10Z,   0.60,  -2.31,  -3.74,  99.90,  -2.03,  (max)
02/15 11Z,   0.70,  -3.10,  -4.60,  99.90,  -2.20,
02/15 12Z,   0.20,  -4.54,  -6.12,  99.90,  -1.78,
02/15 13Z,   0.10,  -6.22,  -7.76,  99.90,  -1.64,
02/15 14Z,   0.20,  -7.56,  -9.16,  99.90,  -1.80,
02/15 15Z,   0.30,  -8.01,  -9.58,  99.90,  -1.87,  (min)
02/15 16Z,   0.40,  -7.31,  -8.87,  99.90,  -1.96,
02/15 17Z,   0.40,  -5.64,  -7.23,  99.90,  -1.99,
02/15 18Z,   0.20,  -3.54,  -5.02,  99.90,  -1.68,
02/15 19Z,   0.40,  -1.59,  -3.15,  99.90,  -1.96,
02/15 20Z,   0.70,  -0.29,  -1.66,  99.90,  -2.07,
02/15 21Z,   0.80,   0.02,  -1.37,  99.90,  -2.19,  (max)
02/15 22Z,   0.90,  -0.79,  -2.26,  99.90,  -2.37,
02/15 23Z,   0.80,  -2.66,  -4.24,  99.90,  -2.38,
02/16 00Z,   0.10,  -5.35,  -6.96,  99.90,  -1.71,
02/16 01Z,   0.00,  -8.35,  -9.96,  99.90,  -1.61,
02/16 02Z,   0.00, -11.02, -12.75,  99.90,  -1.73,
02/16 03Z,   0.10, -12.64, -14.44,  99.90,  -1.90,
02/16 04Z,   0.10, -12.75, -14.63,  99.90,  -1.98,  (min)
02/16 05Z,   0.10, -11.38, -13.19,  99.90,  -1.91,
02/16 06Z,   0.00,  -8.99, -10.79,  99.90,  -1.80,
02/16 07Z,   0.00,  -6.27,  -8.06,  99.90,  -1.79,
02/16 08Z,   0.00,  -3.84,  -5.61,  99.90,  -1.77,
02/16 09Z,  -0.10,  -2.15,  -3.84,  99.90,  -1.59,
02/16 10Z,  -0.10,  -1.50,  -3.19,  99.90,  -1.59,  (max)
02/16 11Z,   0.00,  -1.99,  -3.54,  99.90,  -1.55,
02/16 12Z,   0.00,  -3.47,  -4.96,  99.90,  -1.49,
02/16 13Z,   0.00,  -5.52,  -6.97,  99.90,  -1.45,
02/16 14Z,   0.00,  -7.55,  -9.02,  99.90,  -1.47,
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
02/16 15Z,  -0.20,  -8.83,  99.90, -10.54,  -1.50,
02/16 16Z,  -0.40,  -8.85,  99.90, -10.79,  -1.54,  (min)
02/16 17Z,  -0.50,  -7.51,  99.90,  -9.58,  -1.57,
02/16 18Z,  -0.60,  -5.25,  99.90,  -7.46,  -1.61,
02/16 19Z,  -0.40,  -2.77,  99.90,  -4.81,  -1.64,
02/16 20Z,  -0.30,  -0.72,  99.90,  -2.70,  -1.67,
02/16 21Z,  -0.10,   0.40,  99.90,  -1.40,  -1.71,  (max)
02/16 22Z,  -0.10,   0.34,  99.90,  -1.50,  -1.74,
02/16 23Z,  -0.20,  -1.01,  99.90,  -2.99,  -1.78,
02/17 00Z,  -0.30,  -3.50,  99.90,  -5.61,  -1.81,
02/17 01Z,  -0.40,  -6.70,  99.90,  -8.95,  -1.84,
02/17 02Z,  -0.50,  -9.94,  99.90, -12.32,  -1.88,
02/17 03Z,  -0.40, -12.42,  99.90, -14.70,  -1.88,
02/17 04Z,  -0.40, -13.43,  99.90, -15.71,  -1.88,  (min)
02/17 05Z,  -0.40, -12.69,  99.90, -14.97,  -1.88,
02/17 06Z,  -0.30, -10.50,  99.90, -12.68,  -1.88,
02/17 07Z,  -0.10,  -7.54,  99.90,  -9.52,  -1.88,
02/17 08Z,   0.00,  -4.59,  99.90,  -6.46,  -1.88,
02/17 09Z,   0.00,  -2.26,  99.90,  -4.13,  -1.88,
02/17 10Z,   0.00,  -0.97,  99.90,  -2.85,  -1.88,
02/17 11Z,   0.00,  -0.96,  99.90,  -2.83,  -1.88,  (max)
02/17 12Z,  -0.10,  -2.20,  99.90,  -4.18,  -1.88,
02/17 13Z,   0.00,  -4.39,  99.90,  -6.27,  -1.88,
02/17 14Z,   0.00,  -6.93,  99.90,  -8.81,  -1.88,
02/17 15Z,   0.10,  -9.03,  99.90, -10.81,  -1.88,
02/17 16Z,   0.20,  -9.97,  99.90, -11.65,  -1.88,  (min)
02/17 17Z,   0.20,  -9.34,  99.90, -11.02,  -1.88,
02/17 18Z,   0.10,  -7.33,  99.90,  -9.11,  -1.88,
02/17 19Z,   0.00,  -4.58,  99.90,  -6.46,  -1.88,
02/17 20Z,   0.00,  -1.91,  99.90,  -3.78,  -1.88,
02/17 21Z,   0.00,   0.03,  99.90,  -1.85,  -1.88,
02/17 22Z,   0.10,   0.80,  99.90,  -0.98,  -1.88,  (max)
02/17 23Z,   0.20,   0.20,  99.90,  -1.48,  -1.88,
02/18 00Z,   0.40,  -1.76,  99.90,  -3.24,  -1.88,
02/18 01Z,   0.50,  -4.79,  99.90,  -6.17,  -1.88,
02/18 02Z,   0.60,  -8.28,  99.90,  -9.56,  -1.88,
02/18 03Z,   0.50, -11.41,  99.90, -12.78,  -1.88,
02/18 04Z,   0.20, -13.33,  99.90, -15.01,  -1.88,
02/18 05Z,   0.10, -13.49,  99.90, -15.26,  -1.88,  (min)
02/18 06Z,   0.10, -11.84,  99.90, -13.62,  -1.88,
02/18 07Z,   0.20,  -8.94,  99.90, -10.62,  -1.88,
02/18 08Z,   0.20,  -5.64,  99.90,  -7.31,  -1.88,
02/18 09Z,   0.20,  -2.73,  99.90,  -4.41,  -1.88,
02/18 10Z,   0.10,  -0.79,  99.90,  -2.57,  -1.88,
02/18 11Z,   0.10,  -0.16,  99.90,  -1.93,  -1.88,  (max)
02/18 12Z,   0.10,  -0.94,  99.90,  -2.71,  -1.88,
02/18 13Z,   0.10,  -2.96,  99.90,  -4.74,  -1.88,
02/18 14Z,   0.10,  -5.74,  99.90,  -7.52,  -1.88,
02/18 15Z,   0.00,  -8.50,  99.90, -10.38,  -1.88,
02/18 16Z,   0.00, -10.39,  99.90, -12.27,  -1.88,
02/18 17Z,   0.10, -10.77,  99.90, -12.55,  -1.88,  (min)
02/18 18Z,   0.20,  -9.45,  99.90, -11.12,  -1.88,
02/18 19Z,   0.40,  -6.85,  99.90,  -8.32,  -1.88,
02/18 20Z,   0.50,  -3.80,  99.90,  -5.18,  -1.88,
02/18 21Z,   0.50,  -1.16,  99.90,  -2.54,  -1.88,
02/18 22Z,   0.40,   0.46,  99.90,  -1.02,  -1.88,
02/18 23Z,   0.40,   0.73,  99.90,  -0.75,  -1.88,  (max)
02/19 00Z,   0.40,  -0.46,  99.90,  -1.94,  -1.88,
02/19 01Z,   0.40,  -2.94,  99.90,  -4.42,  -1.88,
02/19 02Z,   0.30,  -6.28,  99.90,  -7.85,  -1.88,
02/19 03Z,   0.40,  -9.71,  99.90, -11.19,  -1.88,
02/19 04Z,   0.50, -12.38,  99.90, -13.76,  -1.88,
02/19 05Z,   0.60, -13.50,  99.90, -14.78,  -1.88,  (min)
02/19 06Z,   0.60, -12.72,  99.90, -14.00,  -1.88,
02/19 07Z,   0.60, -10.27,  99.90, -11.55,  -1.88,
02/19 08Z,   0.60,  -6.90,  99.90,  -8.18,  -1.88,
02/19 09Z,   0.60,  -3.56,  99.90,  -4.84,  -1.88,
02/19 10Z,   0.60,  -1.01,  99.90,  -2.29,  -1.88,
02/19 11Z,   0.50,   0.28,  99.90,  -1.10,  -1.88,  (max)
02/19 12Z,   0.60,   0.11,  99.90,  -1.17,  -1.88,
02/19 13Z,   0.60,  -1.48,  99.90,  -2.76,  -1.88,
02/19 14Z,   0.60,  -4.15,  99.90,  -5.43,  -1.88,
02/19 15Z,   0.60,  -7.26,  99.90,  -8.54,  -1.88,
02/19 16Z,   0.50,  -9.95,  99.90, -11.33,  -1.88,
02/19 17Z,   0.50, -11.42,  99.90, -12.80,  -1.88,  (min)
02/19 18Z,   0.60, -11.15,  99.90, -12.43,  -1.88,
02/19 19Z,   0.60,  -9.20,  99.90, -10.48,  -1.88,
02/19 20Z,   0.60,  -6.21,  99.90,  -7.49,  -1.88,
02/19 21Z,   0.60,  -3.11,  99.90,  -4.39,  -1.88,
02/19 22Z,   0.60,  -0.73,  99.90,  -2.01,  -1.88,
02/19 23Z,   0.60,   0.41,  99.90,  -0.87,  -1.88,  (max)
02/20 00Z,   0.60,   0.13,  99.90,  -1.15,  -1.88,
02/20 01Z,   0.60,  -1.54,  99.90,  -2.82,  -1.88,
02/20 02Z,   0.50,  -4.31,  99.90,  -5.69,  -1.88,
02/20 03Z,   0.40,  -7.62,  99.90,  -9.10,  -1.88,
02/20 04Z,   0.40, -10.68,  99.90, -12.16,  -1.88,
02/20 05Z,   0.50, -12.63,  99.90, -14.01,  -1.88,
02/20 06Z,   0.60, -12.86,  99.90, -14.14,  -1.88,