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
#Ketchikan, AK : 11/16/2025 04:22:27 GMT (units in feet MHHW)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
11/14 12Z,   0.40, -12.34, -11.72,  99.90,   0.22,  (min)
11/14 13Z,   0.40, -10.61,  -9.95,  99.90,   0.26,
11/14 14Z,   0.40,  -8.10,  -7.51,  99.90,   0.19,
11/14 15Z,   0.40,  -5.39,  -4.87,  99.90,   0.12,
11/14 16Z,   0.40,  -3.07,  -2.64,  99.90,   0.03,
11/14 17Z,   0.30,  -1.66,  -1.24,  99.90,   0.12,
11/14 18Z,   0.40,  -1.47,  -1.06,  99.90,   0.01,  (max)
11/14 19Z,   0.40,  -2.53,  -2.16,  99.90,  -0.03,
11/14 20Z,   0.40,  -4.58,  -4.24,  99.90,  -0.06,
11/14 21Z,   0.40,  -7.11,  -6.83,  99.90,  -0.12,
11/14 22Z,   0.40,  -9.50,  -9.30,  99.90,  -0.20,
11/14 23Z,   0.50, -11.18, -10.85,  99.90,  -0.17,
11/15 00Z,   0.50, -11.75, -11.32,  99.90,  -0.07,  (min)
11/15 01Z,   0.50, -11.12, -10.62,  99.90,  -0.00,
11/15 02Z,   0.50,  -9.48,  -8.94,  99.90,   0.04,
11/15 03Z,   0.40,  -7.27,  -6.79,  99.90,   0.08,
11/15 04Z,   0.50,  -5.06,  -4.61,  99.90,  -0.05,
11/15 05Z,   0.50,  -3.43,  -2.98,  99.90,  -0.05,
11/15 06Z,   0.50,  -2.84,  -2.28,  99.90,   0.06,  (max)
11/15 07Z,   0.50,  -3.50,  -2.90,  99.90,   0.10,
11/15 08Z,   0.60,  -5.27,  -4.63,  99.90,   0.04,
11/15 09Z,   0.70,  -7.73,  -7.04,  99.90,  -0.01,
11/15 10Z,   0.80, -10.21,  -9.60,  99.90,  -0.19,
11/15 11Z,   0.80, -12.03, -11.51,  99.90,  -0.28,
11/15 12Z,   0.40, -12.67, -12.13,  99.90,   0.14,  (min)
11/15 13Z,   0.40, -11.94, -11.36,  99.90,   0.18,
11/15 14Z,   0.50,  -9.97,  -9.47,  99.90,   0.00,
11/15 15Z,   0.60,  -7.24,  -6.84,  99.90,  -0.20,
11/15 16Z,   0.60,  -4.37,  -4.07,  99.90,  -0.30,
11/15 17Z,   0.60,  -2.03,  -1.81,  99.90,  -0.38,
11/15 18Z,   0.30,  -0.78,  -0.59,  99.90,  -0.11,  (max)
11/15 19Z,   0.30,  -0.92,  -0.81,  99.90,  -0.19,
11/15 20Z,   0.30,  -2.45,  -2.38,  99.90,  -0.23,
11/15 21Z,   0.30,  -5.03,  -5.12,  99.90,  -0.39,
11/15 22Z,   0.30,  -8.05,  -8.22,  99.90,  -0.47,
11/15 23Z,   0.30, -10.78, -10.88,  99.90,  -0.40,
11/16 00Z,   0.40, -12.58, -12.54,  99.90,  -0.36,
11/16 01Z,   0.40, -13.04, -12.84,  99.90,  -0.20,  (min)
11/16 02Z,   0.30, -12.10, -11.73,  99.90,   0.07,
11/16 03Z,   0.20, -10.03,  -9.68,  99.90,   0.15,
11/16 04Z,   0.10,  -7.38,  -7.08,  99.90,   0.20,
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
11/16 05Z,   0.00,  -4.84,  99.90,  -4.65,   0.19,
11/16 06Z,   0.00,  -3.03,  99.90,  -2.86,   0.17,
11/16 07Z,  -0.10,  -2.44,  99.90,  -2.38,   0.16,  (max)
11/16 08Z,  -0.10,  -3.23,  99.90,  -3.19,   0.15,
11/16 09Z,  -0.10,  -5.21,  99.90,  -5.18,   0.13,
11/16 10Z,  -0.10,  -7.83,  99.90,  -7.81,   0.12,
11/16 11Z,   0.00, -10.36,  99.90, -10.26,   0.10,
11/16 12Z,   0.00, -12.05,  99.90, -11.96,   0.09,
11/16 13Z,   0.00, -12.40,  99.90, -12.33,   0.08,  (min)
11/16 14Z,   0.10, -11.27,  99.90, -11.11,   0.06,
11/16 15Z,   0.20,  -8.91,  99.90,  -8.66,   0.05,
11/16 16Z,   0.20,  -5.91,  99.90,  -5.67,   0.03,
11/16 17Z,   0.00,  -2.98,  99.90,  -2.95,   0.03,
11/16 18Z,  -0.10,  -0.84,  99.90,  -0.91,   0.03,
11/16 19Z,  -0.20,  -0.02,  99.90,  -0.19,   0.03,  (max)
11/16 20Z,  -0.30,  -0.77,  99.90,  -1.04,   0.03,
11/16 21Z,  -0.30,  -2.97,  99.90,  -3.23,   0.03,
11/16 22Z,  -0.30,  -6.14,  99.90,  -6.40,   0.03,
11/16 23Z,  -0.20,  -9.55,  99.90,  -9.72,   0.03,
11/17 00Z,  -0.10, -12.40,  99.90, -12.46,   0.03,
11/17 01Z,   0.00, -14.00,  99.90, -13.97,   0.03,
11/17 02Z,   0.00, -14.02,  99.90, -13.99,   0.03,  (min)
11/17 03Z,   0.00, -12.50,  99.90, -12.47,   0.03,
11/17 04Z,   0.00,  -9.88,  99.90,  -9.85,   0.03,
11/17 05Z,  -0.10,  -6.84,  99.90,  -6.91,   0.03,
11/17 06Z,  -0.20,  -4.12,  99.90,  -4.29,   0.03,
11/17 07Z,  -0.30,  -2.39,  99.90,  -2.66,   0.03,
11/17 08Z,  -0.30,  -2.07,  99.90,  -2.34,   0.03,  (max)
11/17 09Z,  -0.40,  -3.22,  99.90,  -3.58,   0.03,
11/17 10Z,  -0.30,  -5.51,  99.90,  -5.78,   0.03,
11/17 11Z,  -0.20,  -8.29,  99.90,  -8.46,   0.03,
11/17 12Z,  -0.10, -10.73,  99.90, -10.79,   0.03,
11/17 13Z,   0.00, -12.08,  99.90, -12.05,   0.03,  (min)
11/17 14Z,   0.00, -11.91,  99.90, -11.88,   0.03,
11/17 15Z,   0.00, -10.22,  99.90, -10.19,   0.03,
11/17 16Z,  -0.10,  -7.44,  99.90,  -7.50,   0.03,
11/17 17Z,  -0.20,  -4.26,  99.90,  -4.43,   0.03,
11/17 18Z,  -0.30,  -1.48,  99.90,  -1.75,   0.03,
11/17 19Z,  -0.40,   0.20,  99.90,  -0.16,   0.03,
11/17 20Z,  -0.40,   0.34,  99.90,  -0.03,   0.03,  (max)
11/17 21Z,  -0.40,  -1.19,  99.90,  -1.56,   0.03,
11/17 22Z,  -0.30,  -4.11,  99.90,  -4.37,   0.03,
11/17 23Z,  -0.10,  -7.79,  99.90,  -7.85,   0.03,
11/18 00Z,   0.00, -11.38,  99.90, -11.34,   0.03,
11/18 01Z,   0.00, -14.02,  99.90, -13.99,   0.03,
11/18 02Z,   0.00, -15.11,  99.90, -15.07,   0.03,  (min)
11/18 03Z,   0.00, -14.43,  99.90, -14.39,   0.03,
11/18 04Z,  -0.10, -12.22,  99.90, -12.29,   0.03,
11/18 05Z,  -0.30,  -9.09,  99.90,  -9.35,   0.03,
11/18 06Z,  -0.40,  -5.81,  99.90,  -6.17,   0.03,
11/18 07Z,  -0.50,  -3.16,  99.90,  -3.63,   0.03,
11/18 08Z,  -0.50,  -1.76,  99.90,  -2.23,   0.03,  (max)
11/18 09Z,  -0.40,  -1.92,  99.90,  -2.28,   0.03,
11/18 10Z,  -0.30,  -3.54,  99.90,  -3.81,   0.03,
11/18 11Z,  -0.10,  -6.16,  99.90,  -6.22,   0.03,
11/18 12Z,   0.00,  -8.97,  99.90,  -8.94,   0.03,
11/18 13Z,   0.00, -11.12,  99.90, -11.09,   0.03,
11/18 14Z,   0.00, -11.92,  99.90, -11.89,   0.03,  (min)
11/18 15Z,   0.00, -11.08,  99.90, -11.05,   0.03,
11/18 16Z,  -0.10,  -8.81,  99.90,  -8.88,   0.03,
11/18 17Z,  -0.20,  -5.70,  99.90,  -5.86,   0.03,
11/18 18Z,  -0.30,  -2.55,  99.90,  -2.81,   0.03,
11/18 19Z,  -0.40,  -0.16,  99.90,  -0.52,   0.03,
11/18 20Z,  -0.40,   0.84,  99.90,   0.48,   0.03,  (max)
11/18 21Z,  -0.40,   0.14,  99.90,  -0.23,   0.03,
11/18 22Z,  -0.30,  -2.22,  99.90,  -2.49,   0.03,
11/18 23Z,  -0.30,  -5.77,  99.90,  -6.04,   0.03,
11/19 00Z,  -0.20,  -9.74,  99.90,  -9.91,   0.03,
11/19 01Z,  -0.20, -13.20,  99.90, -13.37,   0.03,
11/19 02Z,  -0.20, -15.33,  99.90, -15.49,   0.03,
11/19 03Z,  -0.20, -15.65,  99.90, -15.81,   0.03,  (min)
11/19 04Z,  -0.30, -14.15,  99.90, -14.42,   0.03,
11/19 05Z,  -0.40, -11.30,  99.90, -11.67,   0.03,
11/19 06Z,  -0.50,  -7.82,  99.90,  -8.29,   0.03,
11/19 07Z,  -0.60,  -4.55,  99.90,  -5.12,   0.03,
11/19 08Z,  -0.70,  -2.23,  99.90,  -2.90,   0.03,
11/19 09Z,  -0.60,  -1.37,  99.90,  -1.93,   0.03,  (max)
11/19 10Z,  -0.60,  -2.12,  99.90,  -2.68,   0.03,
11/19 11Z,  -0.40,  -4.23,  99.90,  -4.59,   0.03,
11/19 12Z,  -0.30,  -7.05,  99.90,  -7.32,   0.03,
11/19 13Z,  -0.20,  -9.71,  99.90,  -9.88,   0.03,
11/19 14Z,  -0.10, -11.36,  99.90, -11.43,   0.03,
11/19 15Z,  -0.10, -11.45,  99.90, -11.52,   0.03,  (min)
11/19 16Z,  -0.10,  -9.91,  99.90,  -9.98,   0.03,
11/19 17Z,  -0.10,  -7.15,  99.90,  -7.22,   0.03,
11/19 18Z,  -0.10,  -3.91,  99.90,  -3.98,   0.03,
11/19 19Z,  99.90,  -1.03,  99.90,  99.90,   0.03,
11/19 20Z,  99.90,   0.75,  99.90,  99.90,   0.03,
11/19 21Z,  99.90,   0.93,  99.90,  99.90,   0.03,
11/19 22Z,  99.90,  -0.66,  99.90,  99.90,   0.03,
11/19 23Z,  99.90,  -3.76,  99.90,  99.90,   0.03,
11/20 00Z,  99.90,  -7.74,  99.90,  99.90,   0.03,