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 : 09/13/2026 04:23:53 GMT (units in feet MHHW)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
09/11 12Z,   0.20,  -2.41,  -3.82,  99.90,  -1.61,
09/11 13Z,   0.10,  -5.89,  -7.26,  99.90,  -1.47,
09/11 14Z,   0.00,  -9.52, -10.90,  99.90,  -1.38,
09/11 15Z,   0.10, -12.31, -13.72,  99.90,  -1.51,
09/11 16Z,   0.20, -13.38, -14.90,  99.90,  -1.72,  (min)
09/11 17Z,   0.30, -12.42, -13.93,  99.90,  -1.81,
09/11 18Z,   0.20,  -9.79, -11.21,  99.90,  -1.62,
09/11 19Z,   0.20,  -6.34,  -7.76,  99.90,  -1.62,
09/11 20Z,   0.20,  -2.98,  -4.39,  99.90,  -1.61,
09/11 21Z,   0.40,  -0.42,  -1.80,  99.90,  -1.78,
09/11 22Z,   0.50,   0.87,  -0.55,  99.90,  -1.92,  (max)
09/11 23Z,   0.50,   0.64,  -0.80,  99.90,  -1.94,
09/12 00Z,   0.40,  -1.12,  -2.61,  99.90,  -1.89,
09/12 01Z,   0.30,  -4.10,  -5.59,  99.90,  -1.79,
09/12 02Z,   0.20,  -7.61,  -9.03,  99.90,  -1.62,
09/12 03Z,   0.20, -10.68, -12.07,  99.90,  -1.59,
09/12 04Z,   0.30, -12.36, -13.79,  99.90,  -1.73,  (min)
09/12 05Z,   0.30, -12.09, -13.63,  99.90,  -1.84,
09/12 06Z,   0.40, -10.01, -11.58,  99.90,  -1.97,
09/12 07Z,   0.40,  -6.84,  -8.22,  99.90,  -1.78,
09/12 08Z,   0.50,  -3.52,  -4.86,  99.90,  -1.84,
09/12 09Z,   0.50,  -0.83,  -2.22,  99.90,  -1.89,
09/12 10Z,   0.50,   0.69,  -0.74,  99.90,  -1.93,
09/12 11Z,   0.50,   0.74,  -0.61,  99.90,  -1.85,  (max)
09/12 12Z,   0.40,  -0.76,  -2.08,  99.90,  -1.72,
09/12 13Z,   0.40,  -3.56,  -4.86,  99.90,  -1.70,
09/12 14Z,   0.40,  -7.06,  -8.21,  99.90,  -1.55,
09/12 15Z,   0.40, -10.35, -11.57,  99.90,  -1.62,
09/12 16Z,   0.50, -12.46, -13.77,  99.90,  -1.81,
09/12 17Z,   0.50, -12.67, -14.04,  99.90,  -1.87,  (min)
09/12 18Z,   0.50, -10.94, -12.28,  99.90,  -1.84,
09/12 19Z,   0.60,  -7.84,  -9.07,  99.90,  -1.83,
09/12 20Z,   0.60,  -4.34,  -5.57,  99.90,  -1.83,
09/12 21Z,   0.70,  -1.29,  -2.48,  99.90,  -1.89,
09/12 22Z,   0.70,   0.68,  -0.55,  99.90,  -1.93,
09/12 23Z,   0.70,   1.23,   0.00,  99.90,  -1.93,  (max)
09/13 00Z,   0.70,   0.22,  -1.04,  99.90,  -1.96,
09/13 01Z,   0.60,  -2.21,  -3.47,  99.90,  -1.86,
09/13 02Z,   0.60,  -5.58,  -6.84,  99.90,  -1.86,
09/13 03Z,   0.50,  -9.10, -10.38,  99.90,  -1.78,
09/13 04Z,   0.50, -11.80, -13.15,  99.90,  -1.85,
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
09/13 05Z,   0.50, -12.84,  99.90, -14.19,  -1.85,  (min)
09/13 06Z,   0.50, -11.92,  99.90, -13.26,  -1.85,
09/13 07Z,   0.60,  -9.38,  99.90, -10.63,  -1.85,
09/13 08Z,   0.70,  -6.09,  99.90,  -7.23,  -1.85,
09/13 09Z,   0.80,  -2.95,  99.90,  -4.00,  -1.85,
09/13 10Z,   0.90,  -0.67,  99.90,  -1.62,  -1.85,
09/13 11Z,   0.90,   0.34,  99.90,  -0.61,  -1.84,  (max)
09/13 12Z,   0.90,  -0.11,  99.90,  -1.06,  -1.84,
09/13 13Z,   0.80,  -1.96,  99.90,  -3.00,  -1.84,
09/13 14Z,   0.70,  -4.83,  99.90,  -5.97,  -1.84,
09/13 15Z,   0.60,  -8.04,  99.90,  -9.28,  -1.84,
09/13 16Z,   0.60, -10.69,  99.90, -11.93,  -1.84,
09/13 17Z,   0.50, -11.94,  99.90, -13.28,  -1.84,  (min)
09/13 18Z,   0.50, -11.31,  99.90, -12.65,  -1.84,
09/13 19Z,   0.50,  -9.00,  99.90, -10.34,  -1.84,
09/13 20Z,   0.60,  -5.74,  99.90,  -6.98,  -1.84,
09/13 21Z,   0.70,  -2.51,  99.90,  -3.64,  -1.84,
09/13 22Z,   0.80,  -0.06,  99.90,  -1.10,  -1.84,
09/13 23Z,   0.80,   1.14,  99.90,   0.10,  -1.84,  (max)
09/14 00Z,   0.80,   0.88,  99.90,  -0.16,  -1.84,
09/14 01Z,   0.80,  -0.81,  99.90,  -1.85,  -1.84,
09/14 02Z,   0.80,  -3.65,  99.90,  -4.69,  -1.84,
09/14 03Z,   0.70,  -7.07,  99.90,  -8.21,  -1.84,
09/14 04Z,   0.70, -10.26,  99.90, -11.40,  -1.84,
09/14 05Z,   0.60, -12.34,  99.90, -13.58,  -1.84,
09/14 06Z,   0.60, -12.68,  99.90, -13.92,  -1.84,  (min)
09/14 07Z,   0.70, -11.19,  99.90, -12.33,  -1.84,
09/14 08Z,   0.70,  -8.43,  99.90,  -9.57,  -1.84,
09/14 09Z,   0.80,  -5.28,  99.90,  -6.32,  -1.84,
09/14 10Z,   0.80,  -2.58,  99.90,  -3.62,  -1.84,
09/14 11Z,   0.90,  -0.88,  99.90,  -1.82,  -1.84,
09/14 12Z,   0.90,  -0.43,  99.90,  -1.37,  -1.84,  (max)
09/14 13Z,   0.90,  -1.29,  99.90,  -2.23,  -1.84,
09/14 14Z,   0.80,  -3.27,  99.90,  -4.31,  -1.84,
09/14 15Z,   0.80,  -5.93,  99.90,  -6.97,  -1.84,
09/14 16Z,   0.70,  -8.58,  99.90,  -9.72,  -1.84,
09/14 17Z,   0.60, -10.44,  99.90, -11.68,  -1.84,
09/14 18Z,   0.60, -10.82,  99.90, -12.06,  -1.84,  (min)
09/14 19Z,   0.50,  -9.52,  99.90, -10.86,  -1.84,
09/14 20Z,   0.60,  -6.91,  99.90,  -8.15,  -1.84,
09/14 21Z,   0.70,  -3.83,  99.90,  -4.97,  -1.84,
09/14 22Z,   0.70,  -1.16,  99.90,  -2.30,  -1.84,
09/14 23Z,   0.70,   0.51,  99.90,  -0.63,  -1.84,
09/15 00Z,   0.80,   0.88,  99.90,  -0.16,  -1.84,  (max)
09/15 01Z,   0.80,  -0.06,  99.90,  -1.10,  -1.84,
09/15 02Z,   0.70,  -2.18,  99.90,  -3.32,  -1.84,
09/15 03Z,   0.70,  -5.11,  99.90,  -6.24,  -1.84,
09/15 04Z,   0.60,  -8.25,  99.90,  -9.49,  -1.84,
09/15 05Z,   0.50, -10.88,  99.90, -12.21,  -1.84,
09/15 06Z,   0.50, -12.25,  99.90, -13.59,  -1.84,  (min)
09/15 07Z,   0.60, -11.96,  99.90, -13.19,  -1.84,
09/15 08Z,   0.60, -10.12,  99.90, -11.36,  -1.84,
09/15 09Z,   0.60,  -7.41,  99.90,  -8.65,  -1.84,
09/15 10Z,   0.70,  -4.67,  99.90,  -5.81,  -1.84,
09/15 11Z,   0.60,  -2.58,  99.90,  -3.81,  -1.84,
09/15 12Z,   0.60,  -1.49,  99.90,  -2.73,  -1.84,  (max)
09/15 13Z,   0.60,  -1.51,  99.90,  -2.75,  -1.84,
09/15 14Z,   0.50,  -2.56,  99.90,  -3.90,  -1.84,
09/15 15Z,   0.50,  -4.42,  99.90,  -5.76,  -1.84,
09/15 16Z,   0.50,  -6.63,  99.90,  -7.97,  -1.84,
09/15 17Z,   0.50,  -8.59,  99.90,  -9.93,  -1.84,
09/15 18Z,   0.60,  -9.64,  99.90, -10.88,  -1.84,  (min)
09/15 19Z,   0.60,  -9.31,  99.90, -10.55,  -1.84,
09/15 20Z,   0.70,  -7.60,  99.90,  -8.74,  -1.84,
09/15 21Z,   0.70,  -5.03,  99.90,  -6.17,  -1.84,
09/15 22Z,   0.80,  -2.43,  99.90,  -3.47,  -1.84,
09/15 23Z,   0.80,  -0.50,  99.90,  -1.54,  -1.84,
09/16 00Z,   0.70,   0.35,  99.90,  -0.79,  -1.84,  (max)
09/16 01Z,   0.50,   0.05,  99.90,  -1.29,  -1.84,
09/16 02Z,   0.40,  -1.32,  99.90,  -2.76,  -1.84,
09/16 03Z,   0.40,  -3.54,  99.90,  -4.98,  -1.84,
09/16 04Z,   0.40,  -6.25,  99.90,  -7.69,  -1.84,
09/16 05Z,   0.50,  -8.91,  99.90, -10.25,  -1.84,
09/16 06Z,   0.60, -10.88,  99.90, -12.12,  -1.84,
09/16 07Z,   0.80, -11.62,  99.90, -12.65,  -1.84,  (min)
09/16 08Z,   0.90, -10.89,  99.90, -11.83,  -1.84,
09/16 09Z,   1.00,  -8.99,  99.90,  -9.82,  -1.84,
09/16 10Z,   1.00,  -6.59,  99.90,  -7.43,  -1.84,
09/16 11Z,   0.90,  -4.44,  99.90,  -5.38,  -1.84,
09/16 12Z,   0.90,  -3.00,  99.90,  -3.94,  -1.84,
09/16 13Z,   0.80,  -2.42,  99.90,  -3.46,  -1.84,  (max)
09/16 14Z,   0.90,  -2.68,  99.90,  -3.62,  -1.84,
09/16 15Z,   0.90,  -3.68,  99.90,  -4.62,  -1.84,
09/16 16Z,   0.90,  -5.19,  99.90,  -6.13,  -1.84,
09/16 17Z,   0.80,  -6.84,  99.90,  -7.88,  -1.84,
09/16 18Z,   0.70,  -8.11,  99.90,  -9.25,  -1.84,
09/16 19Z,  99.90,  -8.48,  99.90,  99.90,  -1.84,
09/16 20Z,  99.90,  -7.69,  99.90,  99.90,  -1.84,
09/16 21Z,  99.90,  -5.89,  99.90,  99.90,  -1.84,
09/16 22Z,  99.90,  -3.66,  99.90,  99.90,  -1.84,
09/16 23Z,  99.90,  -1.72,  99.90,  99.90,  -1.84,
09/17 00Z,  99.90,  -0.57,  99.90,  99.90,  -1.84,