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
#Crescent City, CA : 03/17/2026 08:21:17 GMT (units in feet MLLW)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
03/15 12Z,  -0.10,   3.48,   3.13,  99.90,  -0.25,
03/15 13Z,  -0.10,   4.12,   3.59,  99.90,  -0.43,
03/15 14Z,  -0.10,   4.94,   4.44,  99.90,  -0.40,
03/15 15Z,  -0.20,   5.73,   5.09,  99.90,  -0.44,
03/15 16Z,  -0.10,   6.23,   5.78,  99.90,  -0.35,  (max)
03/15 17Z,  -0.10,   6.26,   5.59,  99.90,  -0.57,
03/15 18Z,  -0.10,   5.74,   5.13,  99.90,  -0.51,
03/15 19Z,  -0.10,   4.73,   4.18,  99.90,  -0.45,
03/15 20Z,  -0.10,   3.40,   2.89,  99.90,  -0.41,
03/15 21Z,  -0.10,   2.02,   1.55,  99.90,  -0.37,
03/15 22Z,  -0.10,   0.87,   0.40,  99.90,  -0.37,
03/15 23Z,  -0.10,   0.21,  -0.10,  99.90,  -0.21,
03/16 00Z,  -0.10,   0.17,  -0.46,  99.90,  -0.53,  (min)
03/16 01Z,   0.00,   0.75,   0.12,  99.90,  -0.63,
03/16 02Z,   0.00,   1.81,   1.20,  99.90,  -0.61,
03/16 03Z,   0.00,   3.09,   2.50,  99.90,  -0.59,
03/16 04Z,  -0.10,   4.31,   3.67,  99.90,  -0.54,
03/16 05Z,  -0.10,   5.20,   4.63,  99.90,  -0.47,
03/16 06Z,  -0.10,   5.58,   5.12,  99.90,  -0.36,  (max)
03/16 07Z,  -0.10,   5.40,   4.78,  99.90,  -0.52,
03/16 08Z,  -0.10,   4.79,   4.22,  99.90,  -0.47,
03/16 09Z,  -0.10,   3.94,   3.67,  99.90,  -0.17,
03/16 10Z,  -0.10,   3.14,   2.77,  99.90,  -0.27,
03/16 11Z,  -0.10,   2.65,   2.41,  99.90,  -0.14,  (min)
03/16 12Z,  -0.10,   2.63,   2.43,  99.90,  -0.10,
03/16 13Z,  -0.10,   3.12,   2.74,  99.90,  -0.28,
03/16 14Z,  -0.10,   4.00,   3.55,  99.90,  -0.35,
03/16 15Z,  -0.20,   5.05,   4.68,  99.90,  -0.17,
03/16 16Z,  -0.10,   5.97,   5.38,  99.90,  -0.49,
03/16 17Z,  -0.10,   6.49,   5.96,  99.90,  -0.43,
03/16 18Z,   0.00,   6.42,   5.96,  99.90,  -0.46,  (max)
03/16 19Z,   0.00,   5.71,   5.29,  99.90,  -0.42,
03/16 20Z,   0.00,   4.47,   4.13,  99.90,  -0.34,
03/16 21Z,   0.00,   2.96,   2.60,  99.90,  -0.36,
03/16 22Z,   0.00,   1.51,   1.12,  99.90,  -0.39,
03/16 23Z,   0.00,   0.43,   0.12,  99.90,  -0.31,
03/17 00Z,   0.00,  -0.02,  -0.33,  99.90,  -0.31,  (min)
03/17 01Z,   0.00,   0.25,  -0.23,  99.90,  -0.48,
03/17 02Z,   0.00,   1.17,   0.57,  99.90,  -0.60,
03/17 03Z,   0.00,   2.51,   2.00,  99.90,  -0.51,
03/17 04Z,   0.00,   3.96,   3.59,  99.90,  -0.37,
03/17 05Z,   0.00,   5.18,   4.79,  99.90,  -0.39,
03/17 06Z,   0.00,   5.88,   5.44,  99.90,  -0.44,
03/17 07Z,   0.00,   5.94,   5.55,  99.90,  -0.39,  (max)
03/17 08Z,   0.10,   5.38,   5.01,  99.90,  -0.47,
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
03/17 09Z,   0.10,   4.40,  99.90,   4.02,  -0.47,
03/17 10Z,   0.10,   3.28,  99.90,   2.90,  -0.48,
03/17 11Z,   0.10,   2.36,  99.90,   1.98,  -0.48,
03/17 12Z,   0.10,   1.91,  99.90,   1.54,  -0.48,  (min)
03/17 13Z,   0.20,   2.08,  99.90,   1.80,  -0.48,
03/17 14Z,   0.10,   2.83,  99.90,   2.45,  -0.48,
03/17 15Z,   0.10,   3.98,  99.90,   3.60,  -0.48,
03/17 16Z,   0.10,   5.23,  99.90,   4.85,  -0.48,
03/17 17Z,   0.10,   6.23,  99.90,   5.85,  -0.48,
03/17 18Z,   0.10,   6.68,  99.90,   6.30,  -0.48,  (max)
03/17 19Z,   0.10,   6.44,  99.90,   6.05,  -0.48,
03/17 20Z,   0.10,   5.50,  99.90,   5.12,  -0.48,
03/17 21Z,   0.10,   4.07,  99.90,   3.69,  -0.48,
03/17 22Z,   0.10,   2.46,  99.90,   2.08,  -0.48,
03/17 23Z,   0.10,   1.05,  99.90,   0.67,  -0.48,
03/18 00Z,   0.20,   0.18,  99.90,  -0.11,  -0.48,
03/18 01Z,   0.20,   0.05,  99.90,  -0.24,  -0.48,  (min)
03/18 02Z,   0.20,   0.69,  99.90,   0.40,  -0.48,
03/18 03Z,   0.20,   1.94,  99.90,   1.66,  -0.48,
03/18 04Z,   0.20,   3.51,  99.90,   3.22,  -0.48,
03/18 05Z,   0.10,   5.00,  99.90,   4.61,  -0.48,
03/18 06Z,   0.10,   6.06,  99.90,   5.67,  -0.48,
03/18 07Z,   0.10,   6.44,  99.90,   6.06,  -0.48,  (max)
03/18 08Z,   0.10,   6.08,  99.90,   5.70,  -0.48,
03/18 09Z,   0.10,   5.09,  99.90,   4.71,  -0.48,
03/18 10Z,   0.10,   3.76,  99.90,   3.37,  -0.48,
03/18 11Z,   0.10,   2.44,  99.90,   2.05,  -0.48,
03/18 12Z,   0.10,   1.50,  99.90,   1.11,  -0.48,
03/18 13Z,   0.20,   1.19,  99.90,   0.91,  -0.48,  (min)
03/18 14Z,   0.10,   1.61,  99.90,   1.23,  -0.48,
03/18 15Z,   0.10,   2.65,  99.90,   2.27,  -0.48,
03/18 16Z,   0.10,   4.04,  99.90,   3.66,  -0.48,
03/18 17Z,   0.10,   5.42,  99.90,   5.03,  -0.48,
03/18 18Z,   0.10,   6.41,  99.90,   6.02,  -0.48,
03/18 19Z,   0.10,   6.74,  99.90,   6.35,  -0.48,  (max)
03/18 20Z,   0.00,   6.29,  99.90,   5.81,  -0.48,
03/18 21Z,   0.10,   5.16,  99.90,   4.78,  -0.48,
03/18 22Z,   0.10,   3.62,  99.90,   3.23,  -0.48,
03/18 23Z,   0.10,   2.03,  99.90,   1.65,  -0.48,
03/19 00Z,   0.10,   0.80,  99.90,   0.41,  -0.48,
03/19 01Z,   0.10,   0.23,  99.90,  -0.15,  -0.48,  (min)
03/19 02Z,   0.10,   0.48,  99.90,   0.09,  -0.48,
03/19 03Z,   0.10,   1.48,  99.90,   1.10,  -0.48,
03/19 04Z,   0.00,   3.00,  99.90,   2.51,  -0.48,
03/19 05Z,   0.00,   4.65,  99.90,   4.16,  -0.48,
03/19 06Z,   0.00,   6.03,  99.90,   5.54,  -0.48,
03/19 07Z,   0.00,   6.79,  99.90,   6.31,  -0.48,
03/19 08Z,   0.10,   6.76,  99.90,   6.38,  -0.48,  (max)
03/19 09Z,   0.00,   5.94,  99.90,   5.46,  -0.48,
03/19 10Z,   0.00,   4.55,  99.90,   4.07,  -0.48,
03/19 11Z,   0.10,   2.95,  99.90,   2.56,  -0.48,
03/19 12Z,   0.00,   1.54,  99.90,   1.05,  -0.48,
03/19 13Z,   0.10,   0.68,  99.90,   0.29,  -0.48,
03/19 14Z,   0.10,   0.59,  99.90,   0.20,  -0.48,  (min)
03/19 15Z,   0.00,   1.28,  99.90,   0.79,  -0.48,
03/19 16Z,   0.00,   2.57,  99.90,   2.09,  -0.48,
03/19 17Z,   0.00,   4.13,  99.90,   3.64,  -0.48,
03/19 18Z,   0.00,   5.54,  99.90,   5.06,  -0.48,
03/19 19Z,   0.00,   6.45,  99.90,   5.97,  -0.48,
03/19 20Z,   0.00,   6.62,  99.90,   6.13,  -0.48,  (max)
03/19 21Z,   0.00,   6.00,  99.90,   5.51,  -0.48,
03/19 22Z,   0.10,   4.76,  99.90,   4.37,  -0.48,
03/19 23Z,   0.00,   3.21,  99.90,   2.73,  -0.48,
03/20 00Z,   0.10,   1.78,  99.90,   1.39,  -0.48,
03/20 01Z,   0.10,   0.83,  99.90,   0.45,  -0.48,
03/20 02Z,   0.10,   0.63,  99.90,   0.24,  -0.48,  (min)
03/20 03Z,   0.10,   1.24,  99.90,   0.85,  -0.48,
03/20 04Z,   0.10,   2.52,  99.90,   2.14,  -0.48,
03/20 05Z,   0.10,   4.16,  99.90,   3.78,  -0.48,
03/20 06Z,   0.10,   5.75,  99.90,   5.37,  -0.48,
03/20 07Z,   0.10,   6.88,  99.90,   6.50,  -0.48,
03/20 08Z,   0.20,   7.26,  99.90,   6.98,  -0.48,  (max)
03/20 09Z,   0.10,   6.78,  99.90,   6.40,  -0.48,
03/20 10Z,   0.10,   5.55,  99.90,   5.17,  -0.48,
03/20 11Z,   0.20,   3.86,  99.90,   3.57,  -0.48,
03/20 12Z,   0.10,   2.11,  99.90,   1.72,  -0.48,
03/20 13Z,   0.20,   0.72,  99.90,   0.43,  -0.48,
03/20 14Z,   0.20,   0.02,  99.90,  -0.27,  -0.48,  (min)
03/20 15Z,   0.20,   0.16,  99.90,  -0.12,  -0.48,
03/20 16Z,   0.20,   1.09,  99.90,   0.80,  -0.48,
03/20 17Z,   0.20,   2.55,  99.90,   2.27,  -0.48,
03/20 18Z,   0.20,   4.17,  99.90,   3.89,  -0.48,
03/20 19Z,   0.10,   5.54,  99.90,   5.16,  -0.48,
03/20 20Z,   0.00,   6.32,  99.90,   5.84,  -0.48,
03/20 21Z,   0.10,   6.34,  99.90,   5.95,  -0.48,  (max)
03/20 22Z,   0.10,   5.61,  99.90,   5.23,  -0.48,
03/20 23Z,   0.10,   4.37,  99.90,   3.98,  -0.48,
03/21 00Z,   0.10,   2.95,  99.90,   2.57,  -0.48,