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
#Astoria, OR : 01/20/2026 12:22:35 GMT (units in feet HAT)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
01/18 12Z,   0.00,  -4.50,  -5.04,  99.90,  -0.54,
01/18 13Z,   0.00,  -5.55,  -6.26,  99.90,  -0.71,
01/18 14Z,   0.00,  -6.36,  -7.11,  99.90,  -0.75,
01/18 15Z,   0.00,  -6.66,  -7.29,  99.90,  -0.63,  (min)
01/18 16Z,   0.00,  -6.20,  -6.63,  99.90,  -0.43,
01/18 17Z,   0.00,  -5.04,  -5.35,  99.90,  -0.31,
01/18 18Z,   0.00,  -3.56,  -3.89,  99.90,  -0.33,
01/18 19Z,   0.00,  -2.23,  -2.56,  99.90,  -0.33,
01/18 20Z,   0.00,  -1.41,  -1.69,  99.90,  -0.28,  (max)
01/18 21Z,   0.00,  -1.36,  -1.72,  99.90,  -0.36,
01/18 22Z,   0.00,  -2.21,  -2.74,  99.90,  -0.53,
01/18 23Z,   0.00,  -3.81,  -4.54,  99.90,  -0.73,
01/19 00Z,   0.00,  -5.76,  -6.59,  99.90,  -0.83,
01/19 01Z,   0.00,  -7.68,  -8.36,  99.90,  -0.68,
01/19 02Z,   0.00,  -9.31,  -9.80,  99.90,  -0.49,
01/19 03Z,   0.00, -10.42, -10.90,  99.90,  -0.48,
01/19 04Z,   0.00, -10.73, -11.25,  99.90,  -0.52,  (min)
01/19 05Z,   0.00, -10.09, -10.68,  99.90,  -0.59,
01/19 06Z,   0.00,  -8.64,  -9.04,  99.90,  -0.40,
01/19 07Z,   0.00,  -6.78,  -7.20,  99.90,  -0.42,
01/19 08Z,   0.00,  -4.92,  -5.42,  99.90,  -0.50,
01/19 09Z,   0.00,  -3.44,  -4.01,  99.90,  -0.57,
01/19 10Z,   0.00,  -2.72,  -3.26,  99.90,  -0.54,  (max)
01/19 11Z,   0.00,  -2.90,  -3.46,  99.90,  -0.56,
01/19 12Z,   0.00,  -3.79,  -4.36,  99.90,  -0.57,
01/19 13Z,   0.00,  -4.96,  -5.75,  99.90,  -0.79,
01/19 14Z,   0.00,  -6.05,  -6.95,  99.90,  -0.90,
01/19 15Z,   0.00,  -6.77,  -7.64,  99.90,  -0.87,  (min)
01/19 16Z,   0.00,  -6.85,  -7.48,  99.90,  -0.63,
01/19 17Z,   0.00,  -6.12,  -6.51,  99.90,  -0.39,
01/19 18Z,   0.00,  -4.73,  -5.01,  99.90,  -0.28,
01/19 19Z,   0.00,  -3.16,  -3.44,  99.90,  -0.28,
01/19 20Z,   0.00,  -1.89,  -2.13,  99.90,  -0.24,
01/19 21Z,   0.00,  -1.26,  -1.53,  99.90,  -0.27,  (max)
01/19 22Z,   0.00,  -1.50,  -1.88,  99.90,  -0.38,
01/19 23Z,   0.00,  -2.66,  -3.21,  99.90,  -0.55,
01/20 00Z,   0.00,  -4.51,  -5.29,  99.90,  -0.78,
01/20 01Z,   0.00,  -6.58,  -7.28,  99.90,  -0.70,
01/20 02Z,   0.00,  -8.47,  -8.98,  99.90,  -0.51,
01/20 03Z,   0.00,  -9.91, -10.32,  99.90,  -0.41,
01/20 04Z,   0.00, -10.68, -11.16,  99.90,  -0.48,  (min)
01/20 05Z,   0.00, -10.54, -11.15,  99.90,  -0.61,
01/20 06Z,   0.00,  -9.44,  -9.91,  99.90,  -0.47,
01/20 07Z,   0.00,  -7.68,  -8.06,  99.90,  -0.38,
01/20 08Z,   0.00,  -5.70,  -6.17,  99.90,  -0.47,
01/20 09Z,   0.00,  -3.95,  -4.44,  99.90,  -0.49,
01/20 10Z,   0.00,  -2.78,  -3.27,  99.90,  -0.49,
01/20 11Z,   0.00,  -2.48,  -2.93,  99.90,  -0.45,  (max)
01/20 12Z,   0.00,  -3.07,  -3.52,  99.90,  -0.45,
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
01/20 13Z,   0.10,  -4.25,  99.90,  -4.60,  -0.45,
01/20 14Z,   0.10,  -5.55,  99.90,  -5.91,  -0.46,
01/20 15Z,   0.10,  -6.61,  99.90,  -6.98,  -0.47,
01/20 16Z,   0.10,  -7.18,  99.90,  -7.55,  -0.47,  (min)
01/20 17Z,   0.10,  -6.99,  99.90,  -7.37,  -0.48,
01/20 18Z,   0.10,  -5.98,  99.90,  -6.36,  -0.48,
01/20 19Z,   0.10,  -4.41,  99.90,  -4.80,  -0.49,
01/20 20Z,   0.10,  -2.81,  99.90,  -3.21,  -0.50,
01/20 21Z,   0.10,  -1.67,  99.90,  -2.08,  -0.50,
01/20 22Z,   0.10,  -1.30,  99.90,  -1.71,  -0.51,  (max)
01/20 23Z,   0.10,  -1.85,  99.90,  -2.27,  -0.51,
01/21 00Z,   0.10,  -3.31,  99.90,  -3.73,  -0.52,
01/21 01Z,   0.10,  -5.33,  99.90,  -5.75,  -0.52,
01/21 02Z,   0.10,  -7.42,  99.90,  -7.84,  -0.52,
01/21 03Z,   0.10,  -9.15,  99.90,  -9.58,  -0.52,
01/21 04Z,   0.10, -10.30,  99.90, -10.72,  -0.52,
01/21 05Z,   0.10, -10.63,  99.90, -11.05,  -0.52,  (min)
01/21 06Z,   0.10,  -9.99,  99.90, -10.41,  -0.52,
01/21 07Z,   0.10,  -8.47,  99.90,  -8.89,  -0.52,
01/21 08Z,   0.10,  -6.48,  99.90,  -6.90,  -0.52,
01/21 09Z,   0.10,  -4.54,  99.90,  -4.96,  -0.52,
01/21 10Z,   0.10,  -3.03,  99.90,  -3.45,  -0.52,
01/21 11Z,   0.10,  -2.27,  99.90,  -2.69,  -0.52,  (max)
01/21 12Z,   0.10,  -2.44,  99.90,  -2.86,  -0.52,
01/21 13Z,   0.10,  -3.44,  99.90,  -3.86,  -0.52,
01/21 14Z,   0.10,  -4.86,  99.90,  -5.28,  -0.52,
01/21 15Z,   0.10,  -6.22,  99.90,  -6.64,  -0.52,
01/21 16Z,   0.10,  -7.19,  99.90,  -7.61,  -0.52,
01/21 17Z,   0.10,  -7.54,  99.90,  -7.96,  -0.52,  (min)
01/21 18Z,   0.10,  -7.08,  99.90,  -7.50,  -0.52,
01/21 19Z,   0.10,  -5.82,  99.90,  -6.24,  -0.52,
01/21 20Z,   0.10,  -4.15,  99.90,  -4.57,  -0.52,
01/21 21Z,   0.10,  -2.62,  99.90,  -3.04,  -0.52,
01/21 22Z,   0.10,  -1.68,  99.90,  -2.10,  -0.52,
01/21 23Z,   0.10,  -1.58,  99.90,  -2.00,  -0.52,  (max)
01/22 00Z,   0.10,  -2.42,  99.90,  -2.84,  -0.52,
01/22 01Z,   0.10,  -4.08,  99.90,  -4.50,  -0.52,
01/22 02Z,   0.10,  -6.16,  99.90,  -6.58,  -0.52,
01/22 03Z,   0.10,  -8.13,  99.90,  -8.55,  -0.52,
01/22 04Z,   0.10,  -9.60,  99.90, -10.02,  -0.52,
01/22 05Z,   0.10, -10.34,  99.90, -10.76,  -0.52,  (min)
01/22 06Z,   0.10, -10.20,  99.90, -10.62,  -0.52,
01/22 07Z,   0.10,  -9.09,  99.90,  -9.51,  -0.52,
01/22 08Z,   0.10,  -7.25,  99.90,  -7.67,  -0.52,
01/22 09Z,   0.10,  -5.18,  99.90,  -5.60,  -0.52,
01/22 10Z,   0.10,  -3.40,  99.90,  -3.82,  -0.52,
01/22 11Z,   0.10,  -2.26,  99.90,  -2.68,  -0.52,
01/22 12Z,   0.00,  -1.98,  99.90,  -2.50,  -0.52,  (max)
01/22 13Z,   0.10,  -2.62,  99.90,  -3.04,  -0.52,
01/22 14Z,   0.10,  -3.96,  99.90,  -4.39,  -0.52,
01/22 15Z,   0.00,  -5.55,  99.90,  -6.07,  -0.52,
01/22 16Z,   0.00,  -6.90,  99.90,  -7.42,  -0.52,
01/22 17Z,   0.00,  -7.72,  99.90,  -8.24,  -0.52,
01/22 18Z,   0.00,  -7.84,  99.90,  -8.36,  -0.52,  (min)
01/22 19Z,   0.00,  -7.14,  99.90,  -7.66,  -0.52,
01/22 20Z,   0.00,  -5.73,  99.90,  -6.25,  -0.52,
01/22 21Z,   0.00,  -4.06,  99.90,  -4.58,  -0.52,
01/22 22Z,   0.00,  -2.68,  99.90,  -3.20,  -0.52,
01/22 23Z,   0.00,  -1.97,  99.90,  -2.49,  -0.52,  (max)
01/23 00Z,   0.00,  -2.10,  99.90,  -2.62,  -0.52,
01/23 01Z,   0.00,  -3.12,  99.90,  -3.64,  -0.52,
01/23 02Z,   0.00,  -4.86,  99.90,  -5.38,  -0.52,
01/23 03Z,   0.00,  -6.85,  99.90,  -7.37,  -0.52,
01/23 04Z,   0.00,  -8.58,  99.90,  -9.10,  -0.52,
01/23 05Z,   0.00,  -9.68,  99.90, -10.21,  -0.52,
01/23 06Z,   0.00,  -9.99,  99.90, -10.51,  -0.52,  (min)
01/23 07Z,   0.00,  -9.40,  99.90,  -9.92,  -0.52,
01/23 08Z,   0.00,  -7.92,  99.90,  -8.44,  -0.52,
01/23 09Z,   0.00,  -5.91,  99.90,  -6.44,  -0.52,
01/23 10Z,   0.00,  -3.93,  99.90,  -4.45,  -0.52,
01/23 11Z,   0.00,  -2.45,  99.90,  -2.97,  -0.52,
01/23 12Z,   0.00,  -1.73,  99.90,  -2.25,  -0.52,  (max)
01/23 13Z,   0.00,  -1.91,  99.90,  -2.43,  -0.52,
01/23 14Z,   0.00,  -2.96,  99.90,  -3.48,  -0.52,
01/23 15Z,   0.00,  -4.56,  99.90,  -5.08,  -0.52,
01/23 16Z,   0.00,  -6.22,  99.90,  -6.74,  -0.52,
01/23 17Z,   0.00,  -7.49,  99.90,  -8.01,  -0.52,
01/23 18Z,   0.00,  -8.16,  99.90,  -8.68,  -0.52,  (min)
01/23 19Z,   0.00,  -8.09,  99.90,  -8.62,  -0.52,
01/23 20Z,   0.00,  -7.24,  99.90,  -7.76,  -0.52,
01/23 21Z,   0.00,  -5.80,  99.90,  -6.32,  -0.52,
01/23 22Z,   0.00,  -4.23,  99.90,  -4.75,  -0.52,
01/23 23Z,   0.00,  -3.04,  99.90,  -3.56,  -0.52,
01/24 00Z,   0.00,  -2.52,  99.90,  -3.04,  -0.52,