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
#Naknek River, Ent #13, AK : 04/30/2025 17:21:02 GMT (units in feet MSL)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
04/29 00Z,   0.00,   4.71,  99.90,   4.71,   0.00,
04/29 01Z,   0.00,   8.20,  99.90,   8.20,   0.00,
04/29 02Z,  -0.10,   8.43,  99.90,   8.33,   0.00,  (max)
04/29 03Z,  -0.10,   6.02,  99.90,   5.92,   0.00,
04/29 04Z,  -0.10,   1.99,  99.90,   1.89,   0.00,
04/29 05Z,  -0.20,  -2.59,  99.90,  -2.79,   0.00,
04/29 06Z,  -0.20,  -6.93,  99.90,  -7.13,   0.00,
04/29 07Z,  -0.30, -10.54,  99.90, -10.84,   0.00,
04/29 08Z,  -0.30, -13.04,  99.90, -13.34,   0.00,
04/29 09Z,  -0.40, -13.93,  99.90, -14.33,   0.00,  (min)
04/29 10Z,  -0.40, -12.35,  99.90, -12.75,   0.00,
04/29 11Z,  -0.50,  -7.52,  99.90,  -8.02,   0.00,
04/29 12Z,  -0.10,   0.04,  99.90,  -0.06,   0.00,
04/29 13Z,   0.00,   7.90,  99.90,   7.90,   0.00,
04/29 14Z,   0.00,  13.44,  99.90,  13.44,   0.00,
04/29 15Z,   0.10,  15.29,  99.90,  15.39,   0.00,  (max)
04/29 16Z,   0.20,  13.70,  99.90,  13.90,   0.00,
04/29 17Z,   0.40,  10.00,  99.90,  10.40,   0.00,
04/29 18Z,   0.50,   5.49,  99.90,   5.99,   0.00,
04/29 19Z,   0.60,   1.02,  99.90,   1.62,   0.00,
04/29 20Z,   0.50,  -2.84,  99.90,  -2.34,   0.00,
04/29 21Z,   0.50,  -5.57,  99.90,  -5.07,   0.00,
04/29 22Z,   0.40,  -6.60,  99.90,  -6.20,   0.00,  (min)
04/29 23Z,   0.30,  -5.19,  99.90,  -4.89,   0.00,
04/30 00Z,   0.20,  -0.83,  99.90,  -0.63,   0.00,
04/30 01Z,   0.20,   4.55,  99.90,   4.75,   0.00,
04/30 02Z,   0.20,   7.82,  99.90,   8.02,   0.00,
04/30 03Z,   0.20,   7.83,  99.90,   8.03,   0.00,  (max)
04/30 04Z,   0.20,   5.26,  99.90,   5.46,   0.00,
04/30 05Z,   0.30,   1.15,  99.90,   1.45,   0.00,
04/30 06Z,   0.20,  -3.44,  99.90,  -3.24,   0.00,
04/30 07Z,   0.20,  -7.77,  99.90,  -7.57,   0.00,
04/30 08Z,   0.20, -11.34,  99.90, -11.14,   0.00,
04/30 09Z,   0.20, -13.75,  99.90, -13.55,   0.00,
04/30 10Z,   0.20, -14.45,  99.90, -14.25,   0.00,  (min)
04/30 11Z,   0.20, -12.55,  99.90, -12.35,   0.00,
04/30 12Z,   0.10,  -7.29,  99.90,  -7.19,   0.00,
04/30 13Z,   0.20,   0.61,  99.90,   0.81,   0.00,
04/30 14Z,   0.20,   8.71,  99.90,   8.91,   0.00,
04/30 15Z,   0.20,  14.36,  99.90,  14.56,   0.00,
04/30 16Z,   0.30,  16.19,  99.90,  16.49,   0.00,  (max)
04/30 17Z,   0.30,  14.49,  99.90,  14.79,   0.00,
04/30 18Z,   0.30,  10.66,  99.90,  10.96,   0.00,
04/30 19Z,   0.30,   5.98,  99.90,   6.28,   0.00,
04/30 20Z,   0.30,   1.31,  99.90,   1.61,   0.00,
04/30 21Z,   0.30,  -2.73,  99.90,  -2.43,   0.00,
04/30 22Z,   0.30,  -5.57,  99.90,  -5.27,   0.00,
04/30 23Z,   0.30,  -6.63,  99.90,  -6.33,   0.00,  (min)
05/01 00Z,   0.30,  -5.24,  99.90,  -4.94,   0.00,
05/01 01Z,   0.30,  -0.95,  99.90,  -0.65,   0.00,
05/01 02Z,   0.30,   4.31,  99.90,   4.61,   0.00,
05/01 03Z,   0.30,   7.48,  99.90,   7.78,   0.00,  (max)
05/01 04Z,   0.30,   7.40,  99.90,   7.70,   0.00,
05/01 05Z,   0.30,   4.79,  99.90,   5.09,   0.00,
05/01 06Z,   0.30,   0.70,  99.90,   1.00,   0.00,
05/01 07Z,   0.40,  -3.84,  99.90,  -3.44,   0.00,
05/01 08Z,   0.40,  -8.12,  99.90,  -7.72,   0.00,
05/01 09Z,   0.40, -11.64,  99.90, -11.24,   0.00,
05/01 10Z,   0.40, -13.97,  99.90, -13.57,   0.00,
05/01 11Z,   0.30, -14.52,  99.90, -14.22,   0.00,  (min)
05/01 12Z,   0.20, -12.38,  99.90, -12.18,   0.00,
05/01 13Z,   0.20,  -6.88,  99.90,  -6.68,   0.00,
05/01 14Z,   0.10,   1.15,  99.90,   1.25,   0.00,
05/01 15Z,   0.10,   9.27,  99.90,   9.37,   0.00,
05/01 16Z,   0.10,  14.84,  99.90,  14.94,   0.00,
05/01 17Z,   0.10,  16.53,  99.90,  16.63,   0.00,  (max)
05/01 18Z,   0.10,  14.71,  99.90,  14.81,   0.00,
05/01 19Z,   0.20,  10.78,  99.90,  10.98,   0.00,
05/01 20Z,   0.30,   5.99,  99.90,   6.29,   0.00,
05/01 21Z,   0.40,   1.20,  99.90,   1.60,   0.00,
05/01 22Z,   0.40,  -2.92,  99.90,  -2.52,   0.00,
05/01 23Z,   0.50,  -5.78,  99.90,  -5.28,   0.00,
05/02 00Z,   0.50,  -6.81,  99.90,  -6.31,   0.00,  (min)
05/02 01Z,   0.50,  -5.38,  99.90,  -4.88,   0.00,
05/02 02Z,   0.50,  -1.15,  99.90,  -0.65,   0.00,
05/02 03Z,   0.40,   4.03,  99.90,   4.43,   0.00,
05/02 04Z,   0.30,   7.19,  99.90,   7.49,   0.00,  (max)
05/02 05Z,   0.30,   7.14,  99.90,   7.44,   0.00,
05/02 06Z,   0.30,   4.59,  99.90,   4.89,   0.00,
05/02 07Z,   0.30,   0.60,  99.90,   0.90,   0.00,
05/02 08Z,   0.40,  -3.84,  99.90,  -3.44,   0.00,
05/02 09Z,   0.60,  -8.02,  99.90,  -7.42,   0.00,
05/02 10Z,   0.70, -11.48,  99.90, -10.78,   0.00,
05/02 11Z,   0.80, -13.73,  99.90, -12.93,   0.00,
05/02 12Z,   0.80, -14.17,  99.90, -13.37,   0.00,  (min)
05/02 13Z,   0.80, -11.87,  99.90, -11.07,   0.00,
05/02 14Z,   0.80,  -6.29,  99.90,  -5.49,   0.00,
05/02 15Z,   0.70,   1.67,  99.90,   2.37,   0.00,
05/02 16Z,   0.60,   9.61,  99.90,  10.21,   0.00,
05/02 17Z,   0.50,  14.92,  99.90,  15.42,   0.00,
05/02 18Z,   0.50,  16.36,  99.90,  16.86,   0.00,  (max)
05/02 19Z,   0.60,  14.40,  99.90,  15.00,   0.00,
05/02 20Z,   0.70,  10.40,  99.90,  11.10,   0.00,
05/02 21Z,   0.70,   5.58,  99.90,   6.28,   0.00,
05/02 22Z,   0.80,   0.77,  99.90,   1.57,   0.00,
05/02 23Z,   0.80,  -3.35,  99.90,  -2.55,   0.00,
05/03 00Z,   0.90,  -6.15,  99.90,  -5.25,   0.00,
05/03 01Z,   1.00,  -7.09,  99.90,  -6.09,   0.00,  (min)
05/03 02Z,   1.00,  -5.58,  99.90,  -4.58,   0.00,
05/03 03Z,   1.00,  -1.40,  99.90,  -0.40,   0.00,
05/03 04Z,   0.90,   3.72,  99.90,   4.62,   0.00,
05/03 05Z,   0.70,   6.93,  99.90,   7.63,   0.00,  (max)
05/03 06Z,   0.60,   6.99,  99.90,   7.59,   0.00,
05/03 07Z,   0.50,   4.58,  99.90,   5.08,   0.00,
05/03 08Z,   0.50,   0.76,  99.90,   1.26,   0.00,
05/03 09Z,   0.40,  -3.51,  99.90,  -3.11,   0.00,
05/03 10Z,   0.30,  -7.57,  99.90,  -7.27,   0.00,
05/03 11Z,   0.20, -10.93,  99.90, -10.73,   0.00,
05/03 12Z,   0.10, -13.10,  99.90, -13.00,   0.00,
05/03 13Z,   0.00, -13.43,  99.90, -13.43,   0.00,  (min)
05/03 14Z,  -0.10, -11.06,  99.90, -11.16,   0.00,
05/03 15Z,  -0.20,  -5.53,  99.90,  -5.73,   0.00,
05/03 16Z,  -0.40,   2.20,  99.90,   1.80,   0.00,
05/03 17Z,  -0.50,   9.76,  99.90,   9.26,   0.00,
05/03 18Z,  -0.50,  14.65,  99.90,  14.15,   0.00,
05/03 19Z,  -0.60,  15.75,  99.90,  15.15,   0.00,  (max)
05/03 20Z,  -0.60,  13.63,  99.90,  13.03,   0.00,
05/03 21Z,  -0.50,   9.61,  99.90,   9.11,   0.00,
05/03 22Z,  -0.40,   4.82,  99.90,   4.42,   0.00,
05/03 23Z,  -0.40,   0.06,  99.90,  -0.34,   0.00,
05/04 00Z,  -0.40,  -3.97,  99.90,  -4.37,   0.00,
05/04 01Z,  -0.50,  -6.64,  99.90,  -7.14,   0.00,
05/04 02Z,  -0.70,  -7.44,  99.90,  -8.14,   0.00,  (min)
05/04 03Z,  -0.90,  -5.82,  99.90,  -6.72,   0.00,
05/04 04Z,  -1.00,  -1.68,  99.90,  -2.68,   0.00,
05/04 05Z,  -1.20,   3.39,  99.90,   2.19,   0.00,
05/04 06Z,  -1.30,   6.69,  99.90,   5.39,   0.00,
05/04 07Z,  -1.30,   6.91,  99.90,   5.61,   0.00,  (max)
05/04 08Z,  -1.30,   4.70,  99.90,   3.40,   0.00,
05/04 09Z,  -1.10,   1.12,  99.90,   0.02,   0.00,
05/04 10Z,  -0.90,  -2.94,  99.90,  -3.84,   0.00,
05/04 11Z,  -0.80,  -6.84,  99.90,  -7.64,   0.00,
05/04 12Z,  -0.70, -10.08,  99.90, -10.78,   0.00,