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
Cherry Point, WA
Friday Harbor WA
Port Townsend
Seattle, WA
Port Angeles, WA
Neah Bay, WA
Toke Point, WA
Astoria, OR
South Beach, OR
Charleston, OR
Port Orford, OR
Crescent City, CA
North Spit, CA
Arena Cove, CA
Point Reyes, CA
Port Chicago, CA
San Francisco CA
Surge List
West Coast
#Valdez, AK : 12/17/2025 13:20:22 GMT (units in feet MSL)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
12/15 18Z,   1.70,   5.07,   4.48,  99.90,  -2.29,
12/15 19Z,   1.80,   5.35,   4.86,  99.90,  -2.29,  (max)
12/15 20Z,   1.80,   4.63,   4.28,  99.90,  -2.15,
12/15 21Z,   2.00,   3.07,   2.64,  99.90,  -2.43,
12/15 22Z,   2.20,   0.96,   0.44,  99.90,  -2.72,
12/15 23Z,   2.20,  -1.34,  -1.79,  99.90,  -2.65,
12/16 00Z,   1.40,  -3.37,  -3.72,  99.90,  -1.75,
12/16 01Z,   1.30,  -4.69,  -4.99,  99.90,  -1.60,
12/16 02Z,   1.60,  -5.00,  -5.48,  99.90,  -2.08,  (min)
12/16 03Z,   1.80,  -4.26,  -4.92,  99.90,  -2.46,
12/16 04Z,   2.10,  -2.73,  -3.48,  99.90,  -2.85,
12/16 05Z,   2.20,  -0.84,  -1.57,  99.90,  -2.93,
12/16 06Z,   1.60,   0.93,   0.28,  99.90,  -2.25,
12/16 07Z,   1.40,   2.15,   1.58,  99.90,  -1.97,
12/16 08Z,   1.40,   2.60,   2.16,  99.90,  -1.84,  (max)
12/16 09Z,   1.40,   2.29,   1.88,  99.90,  -1.81,
12/16 10Z,   1.60,   1.39,   0.88,  99.90,  -2.11,
12/16 11Z,   1.90,   0.20,  -0.37,  99.90,  -2.47,
12/16 12Z,   1.50,  -0.94,  -1.51,  99.90,  -2.07,
12/16 13Z,   1.30,  -1.62,  -2.15,  99.90,  -1.83,  (min)
12/16 14Z,   1.10,  -1.49,  -2.00,  99.90,  -1.61,
12/16 15Z,   1.10,  -0.45,  -0.98,  99.90,  -1.63,
12/16 16Z,   1.20,   1.24,   0.60,  99.90,  -1.84,
12/16 17Z,   1.50,   3.14,   2.45,  99.90,  -2.19,
12/16 18Z,   1.10,   4.74,   4.02,  99.90,  -1.82,
12/16 19Z,   1.10,   5.60,   4.90,  99.90,  -1.80,
12/16 20Z,   1.10,   5.50,   4.97,  99.90,  -1.63,  (max)
12/16 21Z,   1.30,   4.41,   4.03,  99.90,  -1.68,
12/16 22Z,   1.40,   2.51,   2.15,  99.90,  -1.76,
12/16 23Z,   1.40,   0.11,  -0.30,  99.90,  -1.81,
12/17 00Z,   0.80,  -2.40,  -2.94,  99.90,  -1.34,
12/17 01Z,   0.50,  -4.50,  -5.15,  99.90,  -1.15,
12/17 02Z,   0.50,  -5.68,  -6.38,  99.90,  -1.20,  (min)
12/17 03Z,   0.50,  -5.62,  -6.29,  99.90,  -1.17,
12/17 04Z,   0.70,  -4.40,  -5.07,  99.90,  -1.37,
12/17 05Z,   1.00,  -2.45,  -3.25,  99.90,  -1.80,
12/17 06Z,   0.70,  -0.30,  -1.24,  99.90,  -1.64,
12/17 07Z,   0.60,   1.53,   0.64,  99.90,  -1.49,
12/17 08Z,   0.50,   2.68,   1.94,  99.90,  -1.24,
12/17 09Z,   0.50,   3.01,   2.47,  99.90,  -1.04,  (max)
12/17 10Z,   0.70,   2.57,   2.03,  99.90,  -1.24,
12/17 11Z,   1.00,   1.54,   0.96,  99.90,  -1.58,
12/17 12Z,   1.20,   0.21,  -0.48,  99.90,  -1.89,
12/17 13Z,   1.30,  -0.99,  -1.68,  99.90,  -1.99,
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
12/17 14Z,   1.30,  -1.57,  99.90,  -2.24,  -1.98,  (min)
12/17 15Z,   1.30,  -1.16,  99.90,  -1.83,  -1.97,
12/17 16Z,   1.10,   0.21,  99.90,  -0.65,  -1.96,
12/17 17Z,   0.80,   2.15,  99.90,   1.00,  -1.95,
12/17 18Z,   0.60,   4.08,  99.90,   2.73,  -1.94,
12/17 19Z,   0.60,   5.47,  99.90,   4.13,  -1.93,
12/17 20Z,   0.60,   5.98,  99.90,   4.66,  -1.93,  (max)
12/17 21Z,   0.70,   5.47,  99.90,   4.25,  -1.92,
12/17 22Z,   0.80,   3.97,  99.90,   2.87,  -1.91,
12/17 23Z,   0.90,   1.71,  99.90,   0.71,  -1.90,
12/18 00Z,   1.00,  -0.99,  99.90,  -1.88,  -1.89,
12/18 01Z,   1.00,  -3.64,  99.90,  -4.53,  -1.88,
12/18 02Z,   0.80,  -5.63,  99.90,  -6.72,  -1.88,
12/18 03Z,   0.80,  -6.42,  99.90,  -7.51,  -1.88,  (min)
12/18 04Z,   0.80,  -5.81,  99.90,  -6.90,  -1.88,
12/18 05Z,   0.80,  -4.07,  99.90,  -5.16,  -1.88,
12/18 06Z,   0.80,  -1.77,  99.90,  -2.85,  -1.88,
12/18 07Z,   0.90,   0.49,  99.90,  -0.49,  -1.88,
12/18 08Z,   1.00,   2.26,  99.90,   1.37,  -1.88,
12/18 09Z,   1.10,   3.24,  99.90,   2.45,  -1.88,
12/18 10Z,   1.00,   3.35,  99.90,   2.46,  -1.88,  (max)
12/18 11Z,   0.80,   2.66,  99.90,   1.57,  -1.88,
12/18 12Z,   0.80,   1.38,  99.90,   0.29,  -1.88,
12/18 13Z,   0.90,  -0.10,  99.90,  -1.09,  -1.88,
12/18 14Z,   0.90,  -1.26,  99.90,  -2.25,  -1.88,
12/18 15Z,   0.80,  -1.56,  99.90,  -2.65,  -1.88,  (min)
12/18 16Z,   0.70,  -0.74,  99.90,  -1.93,  -1.88,
12/18 17Z,   0.50,   1.00,  99.90,  -0.39,  -1.88,
12/18 18Z,   0.60,   3.10,  99.90,   1.82,  -1.88,
12/18 19Z,   0.70,   4.94,  99.90,   3.76,  -1.88,
12/18 20Z,   0.90,   6.05,  99.90,   5.07,  -1.88,
12/18 21Z,   1.10,   6.17,  99.90,   5.39,  -1.88,  (max)
12/18 22Z,   1.20,   5.22,  99.90,   4.53,  -1.88,
12/18 23Z,   1.20,   3.29,  99.90,   2.61,  -1.88,
12/19 00Z,   1.10,   0.65,  99.90,  -0.13,  -1.88,
12/19 01Z,   1.00,  -2.28,  99.90,  -3.17,  -1.88,
12/19 02Z,   0.90,  -4.91,  99.90,  -5.89,  -1.88,
12/19 03Z,   0.80,  -6.56,  99.90,  -7.65,  -1.88,
12/19 04Z,   0.90,  -6.78,  99.90,  -7.77,  -1.88,  (min)
12/19 05Z,   0.90,  -5.57,  99.90,  -6.55,  -1.88,
12/19 06Z,   1.10,  -3.37,  99.90,  -4.15,  -1.88,
12/19 07Z,   1.20,  -0.86,  99.90,  -1.54,  -1.88,
12/19 08Z,   1.30,   1.39,  99.90,   0.81,  -1.88,
12/19 09Z,   1.30,   2.98,  99.90,   2.39,  -1.88,
12/19 10Z,   1.20,   3.69,  99.90,   3.01,  -1.88,  (max)
12/19 11Z,   1.20,   3.47,  99.90,   2.79,  -1.88,
12/19 12Z,   1.20,   2.45,  99.90,   1.76,  -1.88,
12/19 13Z,   1.20,   0.92,  99.90,   0.23,  -1.88,
12/19 14Z,   1.30,  -0.63,  99.90,  -1.21,  -1.88,
12/19 15Z,   1.30,  -1.58,  99.90,  -2.16,  -1.88,  (min)
12/19 16Z,   1.30,  -1.45,  99.90,  -2.04,  -1.88,
12/19 17Z,   1.20,  -0.17,  99.90,  -0.86,  -1.88,
12/19 18Z,   1.10,   1.87,  99.90,   1.09,  -1.88,
12/19 19Z,   1.00,   4.03,  99.90,   3.14,  -1.88,
12/19 20Z,   0.90,   5.68,  99.90,   4.69,  -1.88,
12/19 21Z,   1.00,   6.43,  99.90,   5.55,  -1.88,  (max)
12/19 22Z,   1.00,   6.11,  99.90,   5.23,  -1.88,
12/19 23Z,   1.10,   4.70,  99.90,   3.91,  -1.88,
12/20 00Z,   1.20,   2.34,  99.90,   1.65,  -1.88,
12/20 01Z,   1.20,  -0.62,  99.90,  -1.31,  -1.88,
12/20 02Z,   1.00,  -3.64,  99.90,  -4.52,  -1.88,
12/20 03Z,   0.90,  -6.03,  99.90,  -7.01,  -1.88,
12/20 04Z,   0.80,  -7.16,  99.90,  -8.24,  -1.88,  (min)
12/20 05Z,   0.80,  -6.72,  99.90,  -7.81,  -1.88,
12/20 06Z,   0.80,  -4.94,  99.90,  -6.03,  -1.88,
12/20 07Z,   0.80,  -2.42,  99.90,  -3.51,  -1.88,
12/20 08Z,   0.90,   0.15,  99.90,  -0.83,  -1.88,
12/20 09Z,   0.90,   2.25,  99.90,   1.27,  -1.88,
12/20 10Z,   0.90,   3.56,  99.90,   2.58,  -1.88,
12/20 11Z,   0.80,   3.91,  99.90,   2.83,  -1.88,  (max)
12/20 12Z,   0.80,   3.31,  99.90,   2.22,  -1.88,
12/20 13Z,   0.70,   1.94,  99.90,   0.76,  -1.88,
12/20 14Z,   0.60,   0.25,  99.90,  -1.03,  -1.88,
12/20 15Z,   0.60,  -1.19,  99.90,  -2.47,  -1.88,
12/20 16Z,   0.50,  -1.78,  99.90,  -3.16,  -1.88,  (min)
12/20 17Z,   0.60,  -1.16,  99.90,  -2.44,  -1.88,
12/20 18Z,   0.60,   0.54,  99.90,  -0.74,  -1.88,
12/20 19Z,   0.70,   2.78,  99.90,   1.60,  -1.88,
12/20 20Z,   0.80,   4.85,  99.90,   3.77,  -1.88,
12/20 21Z,   0.90,   6.21,  99.90,   5.23,  -1.88,
12/20 22Z,   0.90,   6.55,  99.90,   5.57,  -1.88,  (max)
12/20 23Z,   0.80,   5.75,  99.90,   4.67,  -1.88,
12/21 00Z,   0.70,   3.87,  99.90,   2.68,  -1.88,
12/21 01Z,   0.60,   1.12,  99.90,  -0.16,  -1.88,
12/21 02Z,   0.50,  -2.01,  99.90,  -3.40,  -1.88,
12/21 03Z,   0.50,  -4.91,  99.90,  -6.29,  -1.88,
12/21 04Z,   0.50,  -6.86,  99.90,  -8.25,  -1.88,
12/21 05Z,   0.50,  -7.35,  99.90,  -8.73,  -1.88,  (min)
12/21 06Z,   0.50,  -6.28,  99.90,  -7.66,  -1.88,