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
#Alitak, AK : 06/30/2025 20:20:58 GMT (units in feet MSL)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
06/29 00Z,  -0.30,   2.76,   3.09,  99.90,   0.63,
06/29 01Z,  -0.30,   4.33,   4.63,  99.90,   0.60,
06/29 02Z,  -0.30,   4.48,   4.74,  99.90,   0.56,  (max)
06/29 03Z,  -0.30,   3.43,   3.67,  99.90,   0.54,
06/29 04Z,  -0.30,   1.59,   1.91,  99.90,   0.62,
06/29 05Z,  -0.30,  -0.47,  -0.25,  99.90,   0.52,
06/29 06Z,  -0.30,  -2.22,  -2.03,  99.90,   0.49,
06/29 07Z,  -0.30,  -3.18,  -2.97,  99.90,   0.51,  (min)
06/29 08Z,  -0.30,  -3.09,  -2.72,  99.90,   0.67,
06/29 09Z,  -0.30,  -1.93,  -1.44,  99.90,   0.79,
06/29 10Z,  -0.40,   0.14,   0.46,  99.90,   0.72,
06/29 11Z,  -0.40,   2.64,   2.85,  99.90,   0.61,
06/29 12Z,  -0.40,   4.70,   4.75,  99.90,   0.45,
06/29 13Z,  -0.40,   5.58,   5.53,  99.90,   0.35,  (max)
06/29 14Z,  -0.40,   5.08,   5.20,  99.90,   0.52,
06/29 15Z,  -0.40,   3.37,   3.62,  99.90,   0.65,
06/29 16Z,  -0.50,   0.79,   0.97,  99.90,   0.68,
06/29 17Z,  -0.50,  -2.17,  -2.01,  99.90,   0.66,
06/29 18Z,  -0.50,  -4.93,  -4.87,  99.90,   0.56,
06/29 19Z,  -0.50,  -6.90,  -6.83,  99.90,   0.57,
06/29 20Z,  -0.50,  -7.64,  -7.30,  99.90,   0.84,  (min)
06/29 21Z,  -0.50,  -6.98,  -6.74,  99.90,   0.74,
06/29 22Z,  -0.50,  -5.02,  -4.94,  99.90,   0.58,
06/29 23Z,  -0.60,  -2.10,  -1.95,  99.90,   0.75,
06/30 00Z,  -0.60,   0.98,   1.20,  99.90,   0.82,
06/30 01Z,  -0.60,   3.28,   3.42,  99.90,   0.74,
06/30 02Z,  -0.60,   4.31,   4.44,  99.90,   0.73,  (max)
06/30 03Z,  -0.60,   4.09,   4.00,  99.90,   0.51,
06/30 04Z,  -0.60,   2.87,   2.80,  99.90,   0.53,
06/30 05Z,  -0.70,   1.04,   1.12,  99.90,   0.78,
06/30 06Z,  -0.60,  -0.91,  -0.89,  99.90,   0.62,
06/30 07Z,  -0.60,  -2.45,  -2.42,  99.90,   0.63,
06/30 08Z,  -0.60,  -3.17,  -3.08,  99.90,   0.69,  (min)
06/30 09Z,  -0.70,  -2.89,  -2.68,  99.90,   0.91,
06/30 10Z,  -0.70,  -1.70,  -1.47,  99.90,   0.93,
06/30 11Z,  -0.70,   0.22,   0.33,  99.90,   0.81,
06/30 12Z,  -0.70,   2.37,   2.42,  99.90,   0.75,
06/30 13Z,  -0.70,   3.95,   3.94,  99.90,   0.69,
06/30 14Z,  -0.70,   4.43,   4.31,  99.90,   0.58,  (max)
06/30 15Z,  -0.80,   3.76,   3.79,  99.90,   0.83,
06/30 16Z,  -0.80,   2.12,   2.11,  99.90,   0.79,
06/30 17Z,  -0.80,  -0.19,  -0.18,  99.90,   0.81,
06/30 18Z,  -0.80,  -2.70,  -2.59,  99.90,   0.91,
06/30 19Z,  -0.80,  -4.88,  -4.72,  99.90,   0.96,
06/30 20Z,  -0.80,  -6.22,  -5.99,  99.90,   1.03,
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
06/30 21Z,  -0.80,  -6.40,  99.90,  -6.19,   1.01,  (min)
06/30 22Z,  -0.80,  -5.41,  99.90,  -5.21,   1.00,
06/30 23Z,  -0.80,  -3.38,  99.90,  -3.20,   0.98,
07/01 00Z,  -0.80,  -0.71,  99.90,  -0.54,   0.97,
07/01 01Z,  -0.80,   1.86,  99.90,   2.02,   0.96,
07/01 02Z,  -0.80,   3.58,  99.90,   3.72,   0.94,
07/01 03Z,  -0.80,   4.15,  99.90,   4.28,   0.93,  (max)
07/01 04Z,  -0.70,   3.68,  99.90,   3.89,   0.91,
07/01 05Z,  -0.70,   2.36,  99.90,   2.56,   0.90,
07/01 06Z,  -0.70,   0.57,  99.90,   0.76,   0.88,
07/01 07Z,  -0.70,  -1.22,  99.90,  -1.05,   0.87,
07/01 08Z,  -0.70,  -2.54,  99.90,  -2.38,   0.86,
07/01 09Z,  -0.70,  -3.06,  99.90,  -2.90,   0.86,  (min)
07/01 10Z,  -0.60,  -2.71,  99.90,  -2.46,   0.86,
07/01 11Z,  -0.60,  -1.61,  99.90,  -1.35,   0.86,
07/01 12Z,  -0.60,   0.05,  99.90,   0.31,   0.86,
07/01 13Z,  -0.60,   1.80,  99.90,   2.06,   0.86,
07/01 14Z,  -0.60,   2.98,  99.90,   3.23,   0.86,
07/01 15Z,  -0.60,   3.20,  99.90,   3.45,   0.86,  (max)
07/01 16Z,  -0.60,   2.51,  99.90,   2.76,   0.86,
07/01 17Z,  -0.60,   1.07,  99.90,   1.32,   0.86,
07/01 18Z,  -0.70,  -0.86,  99.90,  -0.70,   0.86,
07/01 19Z,  -0.70,  -2.85,  99.90,  -2.69,   0.86,
07/01 20Z,  -0.70,  -4.42,  99.90,  -4.27,   0.86,
07/01 21Z,  -0.60,  -5.18,  99.90,  -4.92,   0.86,  (min)
07/01 22Z,  -0.60,  -4.94,  99.90,  -4.68,   0.86,
07/01 23Z,  -0.60,  -3.77,  99.90,  -3.51,   0.86,
07/02 00Z,  -0.60,  -1.85,  99.90,  -1.59,   0.86,
07/02 01Z,  -0.60,   0.47,  99.90,   0.72,   0.86,
07/02 02Z,  -0.60,   2.52,  99.90,   2.77,   0.86,
07/02 03Z,  -0.70,   3.73,  99.90,   3.88,   0.86,
07/02 04Z,  -0.70,   3.96,  99.90,   4.11,   0.86,  (max)
07/02 05Z,  -0.70,   3.30,  99.90,   3.46,   0.86,
07/02 06Z,  -0.80,   1.94,  99.90,   2.00,   0.86,
07/02 07Z,  -0.80,   0.23,  99.90,   0.28,   0.86,
07/02 08Z,  -0.70,  -1.42,  99.90,  -1.26,   0.86,
07/02 09Z,  -0.70,  -2.57,  99.90,  -2.42,   0.86,
07/02 10Z,  -0.70,  -3.00,  99.90,  -2.84,   0.86,  (min)
07/02 11Z,  -0.70,  -2.69,  99.90,  -2.54,   0.86,
07/02 12Z,  -0.70,  -1.76,  99.90,  -1.60,   0.86,
07/02 13Z,  -0.80,  -0.37,  99.90,  -0.32,   0.86,
07/02 14Z,  -0.80,   1.05,  99.90,   1.11,   0.86,
07/02 15Z,  -0.80,   1.96,  99.90,   2.01,   0.86,
07/02 16Z,  -0.90,   2.10,  99.90,   2.06,   0.86,  (max)
07/02 17Z,  -0.90,   1.53,  99.90,   1.49,   0.86,
07/02 18Z,  -0.80,   0.38,  99.90,   0.43,   0.86,
07/02 19Z,  -0.80,  -1.13,  99.90,  -1.07,   0.86,
07/02 20Z,  -0.80,  -2.60,  99.90,  -2.54,   0.86,
07/02 21Z,  -0.70,  -3.64,  99.90,  -3.49,   0.86,
07/02 22Z,  -0.70,  -3.95,  99.90,  -3.80,   0.86,  (min)
07/02 23Z,  -0.70,  -3.45,  99.90,  -3.30,   0.86,
07/03 00Z,  -0.80,  -2.27,  99.90,  -2.21,   0.86,
07/03 01Z,  -0.80,  -0.55,  99.90,  -0.50,   0.86,
07/03 02Z,  -0.80,   1.38,  99.90,   1.44,   0.86,
07/03 03Z,  -0.80,   2.98,  99.90,   3.03,   0.86,
07/03 04Z,  -0.90,   3.80,  99.90,   3.76,   0.86,  (max)
07/03 05Z,  -0.90,   3.78,  99.90,   3.74,   0.86,
07/03 06Z,  -0.90,   3.00,  99.90,   2.96,   0.86,
07/03 07Z,  -0.80,   1.63,  99.90,   1.68,   0.86,
07/03 08Z,  -0.80,  -0.03,  99.90,   0.02,   0.86,
07/03 09Z,  -0.80,  -1.59,  99.90,  -1.54,   0.86,
07/03 10Z,  -0.70,  -2.69,  99.90,  -2.53,   0.86,
07/03 11Z,  -0.70,  -3.12,  99.90,  -2.96,   0.86,  (min)
07/03 12Z,  -0.80,  -2.91,  99.90,  -2.86,   0.86,
07/03 13Z,  -0.80,  -2.15,  99.90,  -2.10,   0.86,
07/03 14Z,  -0.90,  -0.97,  99.90,  -1.01,   0.86,
07/03 15Z,  -0.90,   0.28,  99.90,   0.24,   0.86,
07/03 16Z,  -1.00,   1.11,  99.90,   0.96,   0.86,
07/03 17Z,  -1.00,   1.32,  99.90,   1.18,   0.86,  (max)
07/03 18Z,  -1.00,   0.96,  99.90,   0.82,   0.86,
07/03 19Z,  -1.00,   0.13,  99.90,  -0.02,   0.86,
07/03 20Z,  -1.00,  -0.99,  99.90,  -1.13,   0.86,
07/03 21Z,  -1.00,  -2.04,  99.90,  -2.19,   0.86,
07/03 22Z,  -1.00,  -2.71,  99.90,  -2.85,   0.86,
07/03 23Z,  -1.00,  -2.75,  99.90,  -2.89,   0.86,  (min)
07/04 00Z,  -1.00,  -2.15,  99.90,  -2.29,   0.86,
07/04 01Z,  -1.00,  -1.05,  99.90,  -1.19,   0.86,
07/04 02Z,  -1.10,   0.44,  99.90,   0.19,   0.86,
07/04 03Z,  -1.10,   2.06,  99.90,   1.81,   0.86,
07/04 04Z,  -1.10,   3.31,  99.90,   3.07,   0.86,
07/04 05Z,  -1.10,   3.87,  99.90,   3.62,   0.86,  (max)
07/04 06Z,  -1.20,   3.68,  99.90,   3.33,   0.86,
07/04 07Z,  -1.20,   2.81,  99.90,   2.46,   0.86,
07/04 08Z,  -1.10,   1.40,  99.90,   1.15,   0.86,
07/04 09Z,  -1.10,  -0.28,  99.90,  -0.53,   0.86,
07/04 10Z,  -1.10,  -1.85,  99.90,  -2.10,   0.86,
07/04 11Z,  -1.10,  -2.97,  99.90,  -3.22,   0.86,
07/04 12Z,  -1.10,  -3.47,  99.90,  -3.71,   0.86,