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
#Sand Point, AK : 06/16/2026 20:24:30 GMT (units in feet MHHW)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
06/15 00Z,   0.30,  -1.66,  -0.34,  99.90,   1.02,  (max)
06/15 01Z,   0.30,  -2.25,  -0.89,  99.90,   1.06,
06/15 02Z,   0.20,  -3.16,  -1.69,  99.90,   1.27,
06/15 03Z,   0.20,  -3.96,  -2.40,  99.90,   1.36,
06/15 04Z,   0.20,  -4.34,  -2.73,  99.90,   1.41,  (min)
06/15 05Z,   0.20,  -4.15,  -2.52,  99.90,   1.43,
06/15 06Z,   0.10,  -3.34,  -1.79,  99.90,   1.45,
06/15 07Z,   0.20,  -1.99,  -0.59,  99.90,   1.20,
06/15 08Z,   0.10,  -0.46,   0.90,  99.90,   1.26,
06/15 09Z,   0.10,   0.78,   2.17,  99.90,   1.29,
06/15 10Z,   0.10,   1.36,   2.58,  99.90,   1.12,  (max)
06/15 11Z,   0.00,   1.10,   2.14,  99.90,   1.04,
06/15 12Z,   0.00,  -0.08,   1.02,  99.90,   1.10,
06/15 13Z,   0.00,  -2.08,  -0.87,  99.90,   1.21,
06/15 14Z,   0.00,  -4.56,  -3.37,  99.90,   1.19,
06/15 15Z,   0.00,  -6.99,  -5.80,  99.90,   1.19,
06/15 16Z,   0.00,  -8.89,  -7.63,  99.90,   1.26,
06/15 17Z,   0.00,  -9.96,  -8.70,  99.90,   1.26,
06/15 18Z,   0.00, -10.04,  -8.73,  99.90,   1.31,  (min)
06/15 19Z,   0.00,  -9.11,  -7.94,  99.90,   1.17,
06/15 20Z,   0.00,  -7.40,  -6.22,  99.90,   1.18,
06/15 21Z,   0.00,  -5.37,  -4.40,  99.90,   0.97,
06/15 22Z,   0.00,  -3.50,  -2.49,  99.90,   1.01,
06/15 23Z,   0.00,  -2.13,  -1.20,  99.90,   0.93,
06/16 00Z,   0.00,  -1.45,  -0.49,  99.90,   0.96,  (max)
06/16 01Z,   0.00,  -1.54,  -0.61,  99.90,   0.93,
06/16 02Z,   0.00,  -2.27,  -1.35,  99.90,   0.92,
06/16 03Z,   0.00,  -3.26,  -2.17,  99.90,   1.09,
06/16 04Z,   0.00,  -4.08,  -2.95,  99.90,   1.13,
06/16 05Z,   0.00,  -4.42,  -3.33,  99.90,   1.09,  (min)
06/16 06Z,   0.00,  -4.16,  -2.99,  99.90,   1.17,
06/16 07Z,   0.00,  -3.25,  -2.25,  99.90,   1.00,
06/16 08Z,   0.00,  -1.83,  -0.84,  99.90,   0.99,
06/16 09Z,   0.00,  -0.29,   0.68,  99.90,   0.97,
06/16 10Z,   0.00,   0.90,   1.81,  99.90,   0.91,
06/16 11Z,   0.00,   1.37,   2.20,  99.90,   0.83,  (max)
06/16 12Z,  -0.10,   0.96,   1.69,  99.90,   0.83,
06/16 13Z,  -0.10,  -0.36,   0.49,  99.90,   0.95,
06/16 14Z,  -0.10,  -2.48,  -1.66,  99.90,   0.92,
06/16 15Z,  -0.20,  -5.00,  -4.19,  99.90,   1.01,
06/16 16Z,  -0.20,  -7.38,  -6.64,  99.90,   0.94,
06/16 17Z,  -0.20,  -9.15,  -8.26,  99.90,   1.09,
06/16 18Z,  -0.20, -10.04,  -9.25,  99.90,   0.99,  (min)
06/16 19Z,  -0.30,  -9.91,  -9.22,  99.90,   0.99,
06/16 20Z,  -0.30,  -8.79,  -8.09,  99.90,   1.00,
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
06/16 21Z,  -0.30,  -6.94,  99.90,  -6.24,   1.01,
06/16 22Z,  -0.30,  -4.88,  99.90,  -4.16,   1.02,
06/16 23Z,  -0.40,  -3.07,  99.90,  -2.44,   1.03,
06/17 00Z,  -0.40,  -1.81,  99.90,  -1.17,   1.04,
06/17 01Z,  -0.40,  -1.28,  99.90,  -0.62,   1.06,  (max)
06/17 02Z,  -0.40,  -1.52,  99.90,  -0.85,   1.07,
06/17 03Z,  -0.40,  -2.37,  99.90,  -1.69,   1.08,
06/17 04Z,  -0.40,  -3.41,  99.90,  -2.72,   1.09,
06/17 05Z,  -0.40,  -4.22,  99.90,  -3.52,   1.11,
06/17 06Z,  -0.40,  -4.53,  99.90,  -3.81,   1.12,  (min)
06/17 07Z,  -0.40,  -4.21,  99.90,  -3.48,   1.13,
06/17 08Z,  -0.40,  -3.25,  99.90,  -2.51,   1.14,
06/17 09Z,  -0.40,  -1.82,  99.90,  -1.07,   1.14,
06/17 10Z,  -0.50,  -0.33,  99.90,   0.31,   1.14,
06/17 11Z,  -0.50,   0.75,  99.90,   1.39,   1.14,
06/17 12Z,  -0.60,   1.09,  99.90,   1.63,   1.14,  (max)
06/17 13Z,  -0.70,   0.57,  99.90,   1.02,   1.14,
06/17 14Z,  -0.70,  -0.83,  99.90,  -0.39,   1.14,
06/17 15Z,  -0.70,  -2.96,  99.90,  -2.51,   1.14,
06/17 16Z,  -0.80,  -5.38,  99.90,  -5.04,   1.14,
06/17 17Z,  -0.80,  -7.58,  99.90,  -7.24,   1.14,
06/17 18Z,  -0.80,  -9.12,  99.90,  -8.78,   1.14,
06/17 19Z,  -0.80,  -9.78,  99.90,  -9.44,   1.14,  (min)
06/17 20Z,  -0.80,  -9.45,  99.90,  -9.10,   1.14,
06/17 21Z,  -0.80,  -8.18,  99.90,  -7.84,   1.14,
06/17 22Z,  -0.80,  -6.30,  99.90,  -5.95,   1.14,
06/17 23Z,  -0.80,  -4.30,  99.90,  -3.96,   1.14,
06/18 00Z,  -0.90,  -2.62,  99.90,  -2.38,   1.14,
06/18 01Z,  -1.00,  -1.53,  99.90,  -1.39,   1.14,
06/18 02Z,  -1.00,  -1.17,  99.90,  -1.03,   1.14,  (max)
06/18 03Z,  -1.00,  -1.57,  99.90,  -1.43,   1.14,
06/18 04Z,  -1.10,  -2.51,  99.90,  -2.47,   1.14,
06/18 05Z,  -1.10,  -3.57,  99.90,  -3.53,   1.14,
06/18 06Z,  -1.00,  -4.35,  99.90,  -4.21,   1.14,
06/18 07Z,  -1.00,  -4.63,  99.90,  -4.49,   1.14,  (min)
06/18 08Z,  -1.00,  -4.29,  99.90,  -4.15,   1.14,
06/18 09Z,  -0.90,  -3.34,  99.90,  -3.10,   1.14,
06/18 10Z,  -1.00,  -1.98,  99.90,  -1.84,   1.14,
06/18 11Z,  -1.00,  -0.62,  99.90,  -0.48,   1.14,
06/18 12Z,  -1.10,   0.31,  99.90,   0.35,   1.14,
06/18 13Z,  -1.10,   0.54,  99.90,   0.58,   1.14,  (max)
06/18 14Z,  -1.20,  -0.04,  99.90,  -0.10,   1.14,
06/18 15Z,  -1.20,  -1.43,  99.90,  -1.49,   1.14,
06/18 16Z,  -1.20,  -3.44,  99.90,  -3.50,   1.14,
06/18 17Z,  -1.10,  -5.65,  99.90,  -5.61,   1.14,
06/18 18Z,  -1.10,  -7.56,  99.90,  -7.52,   1.14,
06/18 19Z,  -1.10,  -8.81,  99.90,  -8.77,   1.14,
06/18 20Z,  -1.10,  -9.22,  99.90,  -9.18,   1.14,  (min)
06/18 21Z,  -1.10,  -8.71,  99.90,  -8.67,   1.14,
06/18 22Z,  -1.10,  -7.36,  99.90,  -7.32,   1.14,
06/18 23Z,  -1.20,  -5.52,  99.90,  -5.58,   1.14,
06/19 00Z,  -1.30,  -3.67,  99.90,  -3.83,   1.14,
06/19 01Z,  -1.30,  -2.19,  99.90,  -2.35,   1.14,
06/19 02Z,  -1.30,  -1.29,  99.90,  -1.45,   1.14,
06/19 03Z,  -1.30,  -1.11,  99.90,  -1.27,   1.14,  (max)
06/19 04Z,  -1.20,  -1.64,  99.90,  -1.69,   1.14,
06/19 05Z,  -1.20,  -2.63,  99.90,  -2.69,   1.14,
06/19 06Z,  -1.20,  -3.69,  99.90,  -3.75,   1.14,
06/19 07Z,  -1.10,  -4.45,  99.90,  -4.41,   1.14,
06/19 08Z,  -1.10,  -4.73,  99.90,  -4.69,   1.14,  (min)
06/19 09Z,  -1.00,  -4.43,  99.90,  -4.29,   1.14,
06/19 10Z,  -1.00,  -3.57,  99.90,  -3.43,   1.14,
06/19 11Z,  -1.10,  -2.34,  99.90,  -2.30,   1.14,
06/19 12Z,  -1.10,  -1.16,  99.90,  -1.12,   1.14,
06/19 13Z,  -1.20,  -0.39,  99.90,  -0.45,   1.14,
06/19 14Z,  -1.20,  -0.25,  99.90,  -0.31,   1.14,  (max)
06/19 15Z,  -1.30,  -0.82,  99.90,  -0.98,   1.14,
06/19 16Z,  -1.30,  -2.09,  99.90,  -2.25,   1.14,
06/19 17Z,  -1.20,  -3.88,  99.90,  -3.93,   1.14,
06/19 18Z,  -1.20,  -5.77,  99.90,  -5.82,   1.14,
06/19 19Z,  -1.20,  -7.32,  99.90,  -7.38,   1.14,
06/19 20Z,  -1.10,  -8.26,  99.90,  -8.21,   1.14,
06/19 21Z,  -1.10,  -8.43,  99.90,  -8.39,   1.14,  (min)
06/19 22Z,  -1.10,  -7.78,  99.90,  -7.74,   1.14,
06/19 23Z,  -1.10,  -6.43,  99.90,  -6.38,   1.14,
06/20 00Z,  -1.10,  -4.70,  99.90,  -4.66,   1.14,
06/20 01Z,  -1.20,  -3.05,  99.90,  -3.11,   1.14,
06/20 02Z,  -1.20,  -1.79,  99.90,  -1.84,   1.14,
06/20 03Z,  -1.20,  -1.09,  99.90,  -1.15,   1.14,
06/20 04Z,  -1.10,  -1.07,  99.90,  -1.03,   1.14,  (max)
06/20 05Z,  -1.10,  -1.70,  99.90,  -1.66,   1.14,
06/20 06Z,  -1.00,  -2.73,  99.90,  -2.59,   1.14,
06/20 07Z,  -1.00,  -3.78,  99.90,  -3.64,   1.14,
06/20 08Z,  -0.90,  -4.55,  99.90,  -4.31,   1.14,
06/20 09Z,  -0.90,  -4.88,  99.90,  -4.63,   1.14,  (min)
06/20 10Z,  -0.90,  -4.68,  99.90,  -4.43,   1.14,
06/20 11Z,  -0.90,  -3.95,  99.90,  -3.71,   1.14,
06/20 12Z,  -1.00,  -2.91,  99.90,  -2.77,   1.14,