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 : 02/15/2026 23:23:26 GMT (units in feet HAT)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
02/14 06Z,   0.60,  -9.83, -11.05,  99.90,  -1.82,
02/14 07Z,   0.50,  -8.09,  -9.25,  99.90,  -1.66,
02/14 08Z,   0.40,  -6.91,  -8.15,  99.90,  -1.64,
02/14 09Z,   0.40,  -6.47,  -7.73,  99.90,  -1.66,  (max)
02/14 10Z,   0.50,  -6.76,  -7.99,  99.90,  -1.73,
02/14 11Z,   0.60,  -7.61,  -8.81,  99.90,  -1.80,
02/14 12Z,   0.50,  -8.79, -10.01,  99.90,  -1.72,
02/14 13Z,   0.30,  -9.90, -11.08,  99.90,  -1.48,
02/14 14Z,   0.30, -10.49, -11.82,  99.90,  -1.63,  (min)
02/14 15Z,   0.40, -10.25, -11.69,  99.90,  -1.84,
02/14 16Z,   0.50,  -9.15, -10.58,  99.90,  -1.93,
02/14 17Z,   0.80,  -7.53,  -8.85,  99.90,  -2.12,
02/14 18Z,   0.50,  -5.85,  -7.13,  99.90,  -1.78,
02/14 19Z,   0.40,  -4.58,  -5.76,  99.90,  -1.58,
02/14 20Z,   0.40,  -4.06,  -5.32,  99.90,  -1.66,  (max)
02/14 21Z,   0.50,  -4.49,  -5.65,  99.90,  -1.66,
02/14 22Z,   0.80,  -5.85,  -7.06,  99.90,  -2.01,
02/14 23Z,   1.00,  -7.96,  -9.37,  99.90,  -2.41,
02/15 00Z,   0.60, -10.51, -11.82,  99.90,  -1.91,
02/15 01Z,   0.50, -13.01, -14.25,  99.90,  -1.74,
02/15 02Z,   0.50, -14.89, -16.20,  99.90,  -1.81,
02/15 03Z,   0.60, -15.62, -17.07,  99.90,  -2.05,  (min)
02/15 04Z,   0.80, -15.02, -16.50,  99.90,  -2.28,
02/15 05Z,   1.00, -13.32, -14.78,  99.90,  -2.46,
02/15 06Z,   0.50, -11.05, -12.37,  99.90,  -1.82,
02/15 07Z,   0.40,  -8.76, -10.18,  99.90,  -1.82,
02/15 08Z,   0.50,  -6.93,  -8.33,  99.90,  -1.90,
02/15 09Z,   0.50,  -5.90,  -7.25,  99.90,  -1.85,
02/15 10Z,   0.60,  -5.80,  -7.23,  99.90,  -2.03,  (max)
02/15 11Z,   0.70,  -6.59,  -8.09,  99.90,  -2.20,
02/15 12Z,   0.20,  -8.03,  -9.61,  99.90,  -1.78,
02/15 13Z,   0.10,  -9.71, -11.25,  99.90,  -1.64,
02/15 14Z,   0.20, -11.05, -12.65,  99.90,  -1.80,
02/15 15Z,   0.30, -11.50, -13.07,  99.90,  -1.87,  (min)
02/15 16Z,   0.40, -10.80, -12.36,  99.90,  -1.96,
02/15 17Z,   0.40,  -9.13, -10.72,  99.90,  -1.99,
02/15 18Z,   0.20,  -7.03,  -8.51,  99.90,  -1.68,
02/15 19Z,   0.40,  -5.08,  -6.64,  99.90,  -1.96,
02/15 20Z,   0.70,  -3.78,  -5.15,  99.90,  -2.07,
02/15 21Z,   0.80,  -3.47,  -4.86,  99.90,  -2.19,  (max)
02/15 22Z,   0.90,  -4.28,  -5.75,  99.90,  -2.37,
02/15 23Z,   0.80,  -6.15,  -7.73,  99.90,  -2.38,
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
02/16 00Z,   0.50,  -8.84,  99.90, -10.67,  -2.34,
02/16 01Z,   0.20, -11.84,  99.90, -13.94,  -2.30,
02/16 02Z,   0.00, -14.51,  99.90, -16.77,  -2.26,
02/16 03Z,  -0.20, -16.13,  99.90, -18.55,  -2.22,
02/16 04Z,  -0.30, -16.24,  99.90, -18.72,  -2.18,  (min)
02/16 05Z,  -0.20, -14.87,  99.90, -17.21,  -2.14,
02/16 06Z,  -0.10, -12.48,  99.90, -14.69,  -2.10,
02/16 07Z,   0.00,  -9.76,  99.90, -11.83,  -2.06,
02/16 08Z,   0.00,  -7.33,  99.90,  -9.35,  -2.02,
02/16 09Z,   0.00,  -5.64,  99.90,  -7.63,  -1.99,
02/16 10Z,   0.00,  -4.99,  99.90,  -6.94,  -1.95,  (max)
02/16 11Z,   0.00,  -5.48,  99.90,  -7.39,  -1.91,
02/16 12Z,   0.00,  -6.96,  99.90,  -8.86,  -1.91,
02/16 13Z,  -0.10,  -9.01,  99.90, -11.02,  -1.91,
02/16 14Z,  -0.20, -11.04,  99.90, -13.15,  -1.91,
02/16 15Z,  -0.20, -12.32,  99.90, -14.43,  -1.91,
02/16 16Z,  -0.30, -12.34,  99.90, -14.54,  -1.91,  (min)
02/16 17Z,  -0.30, -11.00,  99.90, -13.21,  -1.91,
02/16 18Z,  -0.30,  -8.74,  99.90, -10.95,  -1.91,
02/16 19Z,  -0.30,  -6.26,  99.90,  -8.46,  -1.91,
02/16 20Z,  -0.20,  -4.21,  99.90,  -6.32,  -1.91,
02/16 21Z,  -0.20,  -3.09,  99.90,  -5.19,  -1.91,  (max)
02/16 22Z,  -0.20,  -3.15,  99.90,  -5.26,  -1.91,
02/16 23Z,  -0.30,  -4.50,  99.90,  -6.71,  -1.91,
02/17 00Z,  -0.30,  -6.99,  99.90,  -9.20,  -1.91,
02/17 01Z,  -0.30, -10.19,  99.90, -12.40,  -1.91,
02/17 02Z,  -0.30, -13.43,  99.90, -15.64,  -1.91,
02/17 03Z,  -0.30, -15.91,  99.90, -18.11,  -1.91,
02/17 04Z,  -0.30, -16.92,  99.90, -19.12,  -1.91,  (min)
02/17 05Z,  -0.40, -16.18,  99.90, -18.49,  -1.91,
02/17 06Z,  -0.50, -13.99,  99.90, -16.40,  -1.91,
02/17 07Z,  -0.40, -11.03,  99.90, -13.34,  -1.91,
02/17 08Z,  -0.20,  -8.08,  99.90, -10.18,  -1.91,
02/17 09Z,   0.00,  -5.75,  99.90,  -7.65,  -1.91,
02/17 10Z,   0.00,  -4.46,  99.90,  -6.37,  -1.91,
02/17 11Z,   0.00,  -4.45,  99.90,  -6.35,  -1.91,  (max)
02/17 12Z,   0.10,  -5.69,  99.90,  -7.50,  -1.91,
02/17 13Z,   0.10,  -7.88,  99.90,  -9.69,  -1.91,
02/17 14Z,   0.20, -10.42,  99.90, -12.12,  -1.91,
02/17 15Z,   0.20, -12.52,  99.90, -14.23,  -1.91,
02/17 16Z,   0.20, -13.46,  99.90, -15.16,  -1.91,  (min)
02/17 17Z,   0.10, -12.83,  99.90, -14.64,  -1.91,
02/17 18Z,   0.00, -10.82,  99.90, -12.73,  -1.91,
02/17 19Z,   0.00,  -8.07,  99.90,  -9.98,  -1.91,
02/17 20Z,   0.00,  -5.40,  99.90,  -7.30,  -1.91,
02/17 21Z,   0.10,  -3.46,  99.90,  -5.27,  -1.91,
02/17 22Z,   0.10,  -2.69,  99.90,  -4.50,  -1.91,  (max)
02/17 23Z,   0.10,  -3.29,  99.90,  -5.10,  -1.91,
02/18 00Z,   0.30,  -5.25,  99.90,  -6.86,  -1.91,
02/18 01Z,   0.40,  -8.28,  99.90,  -9.79,  -1.91,
02/18 02Z,   0.40, -11.77,  99.90, -13.28,  -1.91,
02/18 03Z,   0.40, -14.90,  99.90, -16.40,  -1.91,
02/18 04Z,   0.30, -16.82,  99.90, -18.43,  -1.91,
02/18 05Z,   0.10, -16.98,  99.90, -18.78,  -1.91,  (min)
02/18 06Z,   0.20, -15.33,  99.90, -17.04,  -1.91,
02/18 07Z,   0.30, -12.43,  99.90, -14.04,  -1.91,
02/18 08Z,   0.30,  -9.13,  99.90, -10.73,  -1.91,
02/18 09Z,   0.40,  -6.22,  99.90,  -7.73,  -1.91,
02/18 10Z,   0.30,  -4.28,  99.90,  -5.89,  -1.91,
02/18 11Z,   0.20,  -3.65,  99.90,  -5.35,  -1.91,  (max)
02/18 12Z,   0.10,  -4.43,  99.90,  -6.23,  -1.91,
02/18 13Z,   0.00,  -6.45,  99.90,  -8.36,  -1.91,
02/18 14Z,   0.00,  -9.23,  99.90, -11.14,  -1.91,
02/18 15Z,  -0.10, -11.99,  99.90, -14.00,  -1.91,
02/18 16Z,   0.00, -13.88,  99.90, -15.79,  -1.91,
02/18 17Z,   0.00, -14.26,  99.90, -16.17,  -1.91,  (min)
02/18 18Z,   0.20, -12.94,  99.90, -14.64,  -1.91,
02/18 19Z,   0.30, -10.34,  99.90, -11.94,  -1.91,
02/18 20Z,   0.40,  -7.29,  99.90,  -8.80,  -1.91,
02/18 21Z,   0.50,  -4.65,  99.90,  -6.05,  -1.91,
02/18 22Z,   0.50,  -3.03,  99.90,  -4.44,  -1.91,
02/18 23Z,   0.40,  -2.76,  99.90,  -4.27,  -1.91,  (max)
02/19 00Z,   0.30,  -3.95,  99.90,  -5.55,  -1.91,
02/19 01Z,   0.30,  -6.43,  99.90,  -8.04,  -1.91,
02/19 02Z,   0.30,  -9.77,  99.90, -11.37,  -1.91,
02/19 03Z,   0.40, -13.20,  99.90, -14.71,  -1.91,
02/19 04Z,   0.40, -15.87,  99.90, -17.38,  -1.91,
02/19 05Z,   0.40, -16.99,  99.90, -18.50,  -1.91,  (min)
02/19 06Z,   0.40, -16.21,  99.90, -17.72,  -1.91,
02/19 07Z,   0.40, -13.76,  99.90, -15.26,  -1.91,
02/19 08Z,   0.40, -10.39,  99.90, -11.90,  -1.91,
02/19 09Z,   0.40,  -7.05,  99.90,  -8.56,  -1.91,
02/19 10Z,   0.40,  -4.50,  99.90,  -6.01,  -1.91,
02/19 11Z,   0.50,  -3.21,  99.90,  -4.62,  -1.91,  (max)
02/19 12Z,   0.40,  -3.38,  99.90,  -4.89,  -1.91,
02/19 13Z,   0.50,  -4.97,  99.90,  -6.37,  -1.91,
02/19 14Z,   0.50,  -7.64,  99.90,  -9.05,  -1.91,
02/19 15Z,   0.60, -10.75,  99.90, -12.05,  -1.91,
02/19 16Z,   0.60, -13.44,  99.90, -14.75,  -1.91,
02/19 17Z,   0.60, -14.91,  99.90, -16.22,  -1.91,  (min)
02/19 18Z,   0.70, -14.64,  99.90, -15.85,  -1.91,