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
#Seward, AK : 02/14/2025 18:22:17 GMT (units in feet MHHW)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
02/13 00Z,   0.50,  -1.54,  -2.41,  99.90,  -1.37,
02/13 01Z,   0.50,  -4.31,  -5.19,  99.90,  -1.38,
02/13 02Z,   0.50,  -7.42,  -8.34,  99.90,  -1.42,
02/13 03Z,   0.60, -10.10, -11.05,  99.90,  -1.55,
02/13 04Z,   0.60, -11.70, -12.68,  99.90,  -1.58,
02/13 05Z,   0.60, -11.88, -12.77,  99.90,  -1.49,  (min)
02/13 06Z,   0.70, -10.65, -11.51,  99.90,  -1.56,
02/13 07Z,   0.80,  -8.33,  -9.26,  99.90,  -1.73,
02/13 08Z,   0.80,  -5.51,  -6.39,  99.90,  -1.68,
02/13 09Z,   0.90,  -2.90,  -3.76,  99.90,  -1.76,
02/13 10Z,   0.90,  -1.11,  -1.87,  99.90,  -1.66,
02/13 11Z,   0.90,  -0.45,  -1.26,  99.90,  -1.71,  (max)
02/13 12Z,   0.90,  -1.01,  -1.84,  99.90,  -1.73,
02/13 13Z,   0.90,  -2.63,  -3.41,  99.90,  -1.68,
02/13 14Z,   0.90,  -4.85,  -5.47,  99.90,  -1.52,
02/13 15Z,   1.00,  -7.01,  -7.57,  99.90,  -1.56,
02/13 16Z,   1.00,  -8.41,  -8.97,  99.90,  -1.56,
02/13 17Z,   1.00,  -8.66,  -9.05,  99.90,  -1.39,  (min)
02/13 18Z,   1.00,  -7.68,  -8.01,  99.90,  -1.33,
02/13 19Z,   1.00,  -5.70,  -5.96,  99.90,  -1.26,
02/13 20Z,   1.00,  -3.24,  -3.53,  99.90,  -1.29,
02/13 21Z,   1.00,  -1.00,  -1.17,  99.90,  -1.17,
02/13 22Z,   1.10,   0.41,   0.28,  99.90,  -1.23,
02/13 23Z,   1.10,   0.60,   0.45,  99.90,  -1.25,  (max)
02/14 00Z,   1.10,  -0.51,  -0.66,  99.90,  -1.25,
02/14 01Z,   1.10,  -2.73,  -2.87,  99.90,  -1.24,
02/14 02Z,   1.10,  -5.66,  -5.78,  99.90,  -1.22,
02/14 03Z,   1.10,  -8.60,  -8.73,  99.90,  -1.23,
02/14 04Z,   1.20, -10.79, -10.99,  99.90,  -1.40,
02/14 05Z,   1.20, -11.69, -11.88,  99.90,  -1.39,  (min)
02/14 06Z,   1.20, -11.14, -11.40,  99.90,  -1.46,
02/14 07Z,   1.30,  -9.30,  -9.45,  99.90,  -1.45,
02/14 08Z,   1.30,  -6.64,  -6.85,  99.90,  -1.51,
02/14 09Z,   1.30,  -3.83,  -4.06,  99.90,  -1.53,
02/14 10Z,   1.40,  -1.58,  -1.80,  99.90,  -1.62,
02/14 11Z,   1.40,  -0.38,  -0.52,  99.90,  -1.54,  (max)
02/14 12Z,   1.30,  -0.41,  -0.60,  99.90,  -1.49,
02/14 13Z,   1.20,  -1.61,  -1.82,  99.90,  -1.41,
02/14 14Z,   1.20,  -3.67,  -3.85,  99.90,  -1.38,
02/14 15Z,   1.20,  -6.05,  -6.20,  99.90,  -1.35,
02/14 16Z,   1.20,  -8.04,  -8.31,  99.90,  -1.47,
02/14 17Z,   1.20,  -9.02,  -9.11,  99.90,  -1.29,  (min)
02/14 18Z,   1.30,  -8.75,  -8.90,  99.90,  -1.45,
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
02/14 19Z,   1.30,  -7.30,  99.90,  -7.46,  -1.45,
02/14 20Z,   1.40,  -5.07,  99.90,  -5.12,  -1.45,
02/14 21Z,   1.30,  -2.64,  99.90,  -2.80,  -1.45,
02/14 22Z,   1.20,  -0.71,  99.90,  -0.96,  -1.45,
02/14 23Z,   1.30,   0.20,  99.90,   0.05,  -1.45,  (max)
02/15 00Z,   1.00,  -0.14,  99.90,  -0.60,  -1.45,
02/15 01Z,   1.10,  -1.68,  99.90,  -2.04,  -1.45,
02/15 02Z,   1.00,  -4.13,  99.90,  -4.58,  -1.46,
02/15 03Z,   1.00,  -6.95,  99.90,  -7.41,  -1.46,
02/15 04Z,   0.80,  -9.45,  99.90, -10.11,  -1.46,
02/15 05Z,   0.80, -10.94,  99.90, -11.60,  -1.46,  (min)
02/15 06Z,   1.00, -11.05,  99.90, -11.51,  -1.46,
02/15 07Z,   1.10,  -9.80,  99.90, -10.16,  -1.46,
02/15 08Z,   0.90,  -7.53,  99.90,  -8.09,  -1.46,
02/15 09Z,   0.90,  -4.80,  99.90,  -5.36,  -1.46,
02/15 10Z,   1.10,  -2.29,  99.90,  -2.65,  -1.46,
02/15 11Z,   1.10,  -0.62,  99.90,  -0.98,  -1.46,
02/15 12Z,   1.10,  -0.13,  99.90,  -0.49,  -1.46,  (max)
02/15 13Z,   1.00,  -0.85,  99.90,  -1.31,  -1.46,
02/15 14Z,   1.20,  -2.57,  99.90,  -2.83,  -1.46,
02/15 15Z,   1.10,  -4.88,  99.90,  -5.24,  -1.46,
02/15 16Z,   1.10,  -7.18,  99.90,  -7.53,  -1.46,
02/15 17Z,   1.20,  -8.78,  99.90,  -9.04,  -1.46,
02/15 18Z,   1.30,  -9.24,  99.90,  -9.40,  -1.46,  (min)
02/15 19Z,   1.30,  -8.46,  99.90,  -8.62,  -1.46,
02/15 20Z,   1.20,  -6.69,  99.90,  -6.95,  -1.46,
02/15 21Z,   1.20,  -4.41,  99.90,  -4.67,  -1.46,
02/15 22Z,   1.40,  -2.23,  99.90,  -2.29,  -1.46,
02/15 23Z,   1.40,  -0.77,  99.90,  -0.82,  -1.46,
02/16 00Z,   1.40,  -0.41,  99.90,  -0.46,  -1.46,  (max)
02/16 01Z,   1.40,  -1.23,  99.90,  -1.29,  -1.46,
02/16 02Z,   1.50,  -3.04,  99.90,  -3.00,  -1.46,
02/16 03Z,   1.50,  -5.45,  99.90,  -5.41,  -1.46,
02/16 04Z,   1.80,  -7.91,  99.90,  -7.57,  -1.46,
02/16 05Z,   1.40,  -9.76,  99.90,  -9.81,  -1.46,
02/16 06Z,   1.60, -10.45,  99.90, -10.31,  -1.46,  (min)
02/16 07Z,   1.70,  -9.82,  99.90,  -9.57,  -1.46,
02/16 08Z,   1.70,  -8.06,  99.90,  -7.82,  -1.46,
02/16 09Z,   1.50,  -5.63,  99.90,  -5.59,  -1.46,
02/16 10Z,   1.60,  -3.11,  99.90,  -2.97,  -1.46,
02/16 11Z,   1.60,  -1.13,  99.90,  -0.99,  -1.46,
02/16 12Z,   1.50,  -0.17,  99.90,  -0.13,  -1.46,  (max)
02/16 13Z,   1.40,  -0.39,  99.90,  -0.45,  -1.46,
02/16 14Z,   1.50,  -1.68,  99.90,  -1.64,  -1.46,
02/16 15Z,   1.50,  -3.71,  99.90,  -3.67,  -1.46,
02/16 16Z,   1.40,  -6.03,  99.90,  -6.09,  -1.46,
02/16 17Z,   1.30,  -8.02,  99.90,  -8.18,  -1.46,
02/16 18Z,   1.60,  -9.13,  99.90,  -8.99,  -1.46,
02/16 19Z,   1.20,  -9.06,  99.90,  -9.32,  -1.46,  (min)
02/16 20Z,   1.20,  -7.91,  99.90,  -8.17,  -1.46,
02/16 21Z,   1.20,  -6.03,  99.90,  -6.29,  -1.46,
02/16 22Z,   1.20,  -3.92,  99.90,  -4.18,  -1.46,
02/16 23Z,   1.00,  -2.16,  99.90,  -2.62,  -1.46,
02/17 00Z,   1.20,  -1.22,  99.90,  -1.48,  -1.46,  (max)
02/17 01Z,   1.10,  -1.35,  99.90,  -1.71,  -1.46,
02/17 02Z,   1.00,  -2.48,  99.90,  -2.94,  -1.46,
02/17 03Z,   1.00,  -4.32,  99.90,  -4.78,  -1.46,
02/17 04Z,   1.10,  -6.46,  99.90,  -6.81,  -1.46,
02/17 05Z,   1.10,  -8.35,  99.90,  -8.71,  -1.46,
02/17 06Z,   1.00,  -9.44,  99.90,  -9.90,  -1.46,  (min)
02/17 07Z,   1.10,  -9.38,  99.90,  -9.74,  -1.46,
02/17 08Z,   1.10,  -8.19,  99.90,  -8.55,  -1.46,
02/17 09Z,   1.10,  -6.20,  99.90,  -6.56,  -1.46,
02/17 10Z,   1.00,  -3.90,  99.90,  -4.36,  -1.46,
02/17 11Z,   1.00,  -1.84,  99.90,  -2.29,  -1.46,
02/17 12Z,   1.00,  -0.51,  99.90,  -0.97,  -1.46,
02/17 13Z,   1.00,  -0.25,  99.90,  -0.71,  -1.46,  (max)
02/17 14Z,   1.00,  -1.06,  99.90,  -1.51,  -1.46,
02/17 15Z,   0.90,  -2.70,  99.90,  -3.26,  -1.46,
02/17 16Z,   0.80,  -4.80,  99.90,  -5.46,  -1.46,
02/17 17Z,   0.90,  -6.90,  99.90,  -7.46,  -1.46,
02/17 18Z,   1.00,  -8.47,  99.90,  -8.92,  -1.46,
02/17 19Z,   1.10,  -9.07,  99.90,  -9.43,  -1.46,  (min)
02/17 20Z,   0.90,  -8.60,  99.90,  -9.16,  -1.46,
02/17 21Z,   1.30,  -7.28,  99.90,  -7.44,  -1.46,
02/17 22Z,   1.00,  -5.51,  99.90,  -5.97,  -1.46,
02/17 23Z,   1.20,  -3.75,  99.90,  -4.01,  -1.46,
02/18 00Z,   0.90,  -2.46,  99.90,  -3.02,  -1.46,
02/18 01Z,   1.20,  -2.00,  99.90,  -2.26,  -1.46,  (max)
02/18 02Z,   1.10,  -2.46,  99.90,  -2.82,  -1.46,
02/18 03Z,   0.70,  -3.67,  99.90,  -4.43,  -1.46,
02/18 04Z,   0.90,  -5.30,  99.90,  -5.86,  -1.46,
02/18 05Z,   1.10,  -6.96,  99.90,  -7.32,  -1.46,
02/18 06Z,   1.10,  -8.20,  99.90,  -8.56,  -1.46,
02/18 07Z,   1.00,  -8.58,  99.90,  -9.04,  -1.46,  (min)
02/18 08Z,   1.10,  -7.95,  99.90,  -8.31,  -1.46,
02/18 09Z,   1.20,  -6.47,  99.90,  -6.73,  -1.46,
02/18 10Z,   1.30,  -4.54,  99.90,  -4.69,  -1.46,
02/18 11Z,   1.00,  -2.60,  99.90,  -3.06,  -1.46,
02/18 12Z,   1.00,  -1.11,  99.90,  -1.57,  -1.46,