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
#Nikiski, AK : 04/28/2025 17:28:55 GMT (units in feet MHHW)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
04/27 00Z,  -0.50,   0.66,   0.03,  99.90,  -0.13,
04/27 01Z,  -0.50,   0.91,   0.42,  99.90,   0.01,  (max)
04/27 02Z,  -0.60,  -1.62,  -2.16,  99.90,   0.06,
04/27 03Z,  -0.60,  -6.02,  -6.85,  99.90,  -0.23,
04/27 04Z,  -0.60, -11.01, -11.58,  99.90,   0.03,
04/27 05Z,  -0.60, -15.65, -15.85,  99.90,   0.40,
04/27 06Z,  -0.60, -19.17, -19.51,  99.90,   0.26,
04/27 07Z,  -0.60, -20.17, -20.92,  99.90,  -0.15,  (min)
04/27 08Z,  -0.60, -17.46, -17.36,  99.90,   0.70,
04/27 09Z,  -0.60, -11.86, -10.87,  99.90,   1.59,
04/27 10Z,  -0.50,  -5.61,  -5.22,  99.90,   0.89,
04/27 11Z,  -0.50,  -0.41,  -0.59,  99.90,   0.32,
04/27 12Z,  -0.50,   2.73,   2.51,  99.90,   0.28,
04/27 13Z,  -0.60,   3.04,   2.76,  99.90,   0.32,  (max)
04/27 14Z,  -0.60,   0.34,  -0.19,  99.90,   0.07,
04/27 15Z,  -0.60,  -4.64,  -5.45,  99.90,  -0.21,
04/27 16Z,  -0.60, -10.67, -10.82,  99.90,   0.45,
04/27 17Z,  -0.60, -16.60, -15.88,  99.90,   1.32,
04/27 18Z,  -0.60, -21.66, -20.60,  99.90,   1.66,
04/27 19Z,  -0.60, -24.63, -23.96,  99.90,   1.27,
04/27 20Z,  -0.60, -23.88, -24.23,  99.90,   0.25,  (min)
04/27 21Z,  -0.60, -19.21, -18.64,  99.90,   1.17,
04/27 22Z,  -0.60, -12.53, -11.74,  99.90,   1.39,
04/27 23Z,  -0.60,  -6.01,  -5.97,  99.90,   0.64,
04/28 00Z,  -0.60,  -0.97,  -1.43,  99.90,   0.14,
04/28 01Z,  -0.60,   1.60,   1.19,  99.90,   0.19,  (max)
04/28 02Z,  -0.60,   1.13,   0.89,  99.90,   0.36,
04/28 03Z,  -0.50,  -2.05,  -2.56,  99.90,  -0.01,
04/28 04Z,  -0.50,  -6.85,  -7.68,  99.90,  -0.33,
04/28 05Z,  -0.50, -11.98, -12.39,  99.90,   0.09,
04/28 06Z,  -0.50, -16.49, -16.64,  99.90,   0.35,
04/28 07Z,  -0.40, -19.47, -19.85,  99.90,   0.02,
04/28 08Z,  -0.40, -19.42, -20.00,  99.90,  -0.18,  (min)
04/28 09Z,  -0.30, -15.53, -14.45,  99.90,   1.38,
04/28 10Z,  -0.20,  -9.21,  -7.93,  99.90,   1.48,
04/28 11Z,  -0.20,  -2.92,  -2.55,  99.90,   0.57,
04/28 12Z,  -0.10,   1.72,   1.74,  99.90,   0.12,
04/28 13Z,  -0.10,   3.86,   3.87,  99.90,   0.11,  (max)
04/28 14Z,   0.00,   2.98,   2.91,  99.90,  -0.07,
04/28 15Z,   0.00,  -0.77,  -1.30,  99.90,  -0.53,
04/28 16Z,   0.00,  -6.49,  -7.07,  99.90,  -0.58,
04/28 17Z,   0.00, -12.89, -12.36,  99.90,   0.53,
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
04/28 18Z,   0.00, -18.90,  99.90, -18.40,   0.50,
04/28 19Z,   0.00, -23.66,  99.90, -23.20,   0.47,
04/28 20Z,   0.00, -25.84,  99.90, -25.41,   0.43,  (min)
04/28 21Z,   0.10, -23.92,  99.90, -23.42,   0.40,
04/28 22Z,   0.10, -18.27,  99.90, -17.80,   0.36,
04/28 23Z,   0.20, -11.16,  99.90, -10.63,   0.33,
04/29 00Z,   0.20,  -4.72,  99.90,  -4.22,   0.30,
04/29 01Z,   0.30,  -0.13,  99.90,   0.43,   0.26,
04/29 02Z,   0.30,   1.78,  99.90,   2.31,   0.23,  (max)
04/29 03Z,   0.40,   0.69,  99.90,   1.29,   0.19,
04/29 04Z,   0.60,  -2.89,  99.90,  -2.13,   0.16,
04/29 05Z,   0.70,  -7.81,  99.90,  -6.98,   0.13,
04/29 06Z,   0.70, -12.79,  99.90, -11.96,   0.13,
04/29 07Z,   0.70, -16.89,  99.90, -16.07,   0.13,
04/29 08Z,   0.70, -19.11,  99.90, -18.29,   0.13,  (min)
04/29 09Z,   0.70, -18.02,  99.90, -17.19,   0.13,
04/29 10Z,   0.70, -13.25,  99.90, -12.43,   0.13,
04/29 11Z,   0.60,  -6.74,  99.90,  -6.01,   0.13,
04/29 12Z,   0.60,  -0.94,  99.90,  -0.22,   0.13,
04/29 13Z,   0.50,   2.79,  99.90,   3.42,   0.13,
04/29 14Z,   0.50,   3.87,  99.90,   4.50,   0.13,  (max)
04/29 15Z,   0.50,   2.04,  99.90,   2.66,   0.13,
04/29 16Z,   0.40,  -2.37,  99.90,  -1.84,   0.13,
04/29 17Z,   0.30,  -8.38,  99.90,  -7.95,   0.13,
04/29 18Z,   0.20, -14.75,  99.90, -14.42,   0.13,
04/29 19Z,   0.20, -20.45,  99.90, -20.13,   0.13,
04/29 20Z,   0.10, -24.63,  99.90, -24.40,   0.13,
04/29 21Z,   0.00, -25.87,  99.90, -25.74,   0.13,  (min)
04/29 22Z,   0.00, -22.98,  99.90, -22.85,   0.13,
04/29 23Z,  -0.10, -16.82,  99.90, -16.80,   0.13,
04/30 00Z,  -0.10,  -9.86,  99.90,  -9.84,   0.13,
04/30 01Z,  -0.10,  -3.96,  99.90,  -3.94,   0.13,
04/30 02Z,  -0.10,  -0.04,  99.90,  -0.02,   0.13,
04/30 03Z,  -0.10,   1.27,  99.90,   1.29,   0.13,  (max)
04/30 04Z,  -0.20,  -0.22,  99.90,  -0.29,   0.13,
04/30 05Z,  -0.30,  -3.91,  99.90,  -4.09,   0.13,
04/30 06Z,  -0.30,  -8.66,  99.90,  -8.84,   0.13,
04/30 07Z,  -0.30, -13.23,  99.90, -13.41,   0.13,
04/30 08Z,  -0.20, -16.74,  99.90, -16.81,   0.13,
04/30 09Z,  -0.20, -18.15,  99.90, -18.23,   0.13,  (min)
04/30 10Z,  -0.20, -16.21,  99.90, -16.28,   0.13,
04/30 11Z,  -0.20, -11.07,  99.90, -11.14,   0.13,
04/30 12Z,  -0.30,  -4.94,  99.90,  -5.12,   0.13,
04/30 13Z,  -0.30,  -0.05,  99.90,  -0.23,   0.13,
04/30 14Z,  -0.30,   2.67,  99.90,   2.49,   0.13,
04/30 15Z,  -0.40,   2.89,  99.90,   2.61,   0.13,  (max)
04/30 16Z,  -0.40,   0.49,  99.90,   0.22,   0.13,
04/30 17Z,  -0.50,  -4.11,  99.90,  -4.49,   0.13,
04/30 18Z,  -0.50,  -9.98,  99.90, -10.36,   0.13,
04/30 19Z,  -0.60, -15.93,  99.90, -16.40,   0.13,
04/30 20Z,  -0.70, -21.03,  99.90, -21.60,   0.13,
04/30 21Z,  -0.80, -24.45,  99.90, -25.13,   0.13,
04/30 22Z,  -0.80, -24.84,  99.90, -25.52,   0.13,  (min)
04/30 23Z,  -0.80, -21.37,  99.90, -22.05,   0.13,
05/01 00Z,  -0.80, -15.31,  99.90, -15.98,   0.13,
05/01 01Z,  -0.70,  -9.00,  99.90,  -9.57,   0.13,
05/01 02Z,  -0.70,  -3.90,  99.90,  -4.47,   0.13,
05/01 03Z,  -0.70,  -0.63,  99.90,  -1.21,   0.13,
05/01 04Z,  -0.70,   0.26,  99.90,  -0.31,   0.13,  (max)
05/01 05Z,  -0.70,  -1.35,  99.90,  -1.93,   0.13,
05/01 06Z,  -0.70,  -4.90,  99.90,  -5.47,   0.13,
05/01 07Z,  -0.70,  -9.22,  99.90,  -9.80,   0.13,
05/01 08Z,  -0.70, -13.20,  99.90, -13.77,   0.13,
05/01 09Z,  -0.60, -16.03,  99.90, -16.50,   0.13,
05/01 10Z,  -0.60, -16.76,  99.90, -17.23,   0.13,  (min)
05/01 11Z,  -0.50, -14.37,  99.90, -14.74,   0.13,
05/01 12Z,  -0.50,  -9.42,  99.90,  -9.80,   0.13,
05/01 13Z,  -0.50,  -4.16,  99.90,  -4.54,   0.13,
05/01 14Z,  -0.50,  -0.36,  99.90,  -0.73,   0.13,
05/01 15Z,  -0.50,   1.50,  99.90,   1.12,   0.13,  (max)
05/01 16Z,  -0.40,   1.22,  99.90,   0.94,   0.13,
05/01 17Z,  -0.40,  -1.30,  99.90,  -1.57,   0.13,
05/01 18Z,  -0.40,  -5.68,  99.90,  -5.95,   0.13,
05/01 19Z,  -0.30, -11.03,  99.90, -11.21,   0.13,
05/01 20Z,  -0.20, -16.26,  99.90, -16.33,   0.13,
05/01 21Z,  -0.10, -20.59,  99.90, -20.56,   0.13,
05/01 22Z,  -0.10, -23.28,  99.90, -23.26,   0.13,  (min)
05/01 23Z,   0.00, -23.11,  99.90, -22.98,   0.13,
05/02 00Z,   0.00, -19.56,  99.90, -19.44,   0.13,
05/02 01Z,   0.00, -14.11,  99.90, -13.98,   0.13,
05/02 02Z,   0.00,  -8.75,  99.90,  -8.63,   0.13,
05/02 03Z,   0.00,  -4.47,  99.90,  -4.34,   0.13,
05/02 04Z,   0.00,  -1.69,  99.90,  -1.57,   0.13,
05/02 05Z,   0.00,  -0.96,  99.90,  -0.84,   0.13,  (max)
05/02 06Z,   0.00,  -2.46,  99.90,  -2.34,   0.13,
05/02 07Z,   0.00,  -5.62,  99.90,  -5.50,   0.13,
05/02 08Z,   0.00,  -9.35,  99.90,  -9.23,   0.13,
05/02 09Z,   0.10, -12.65,  99.90, -12.42,   0.13,
05/02 10Z,   0.20, -14.90,  99.90, -14.58,   0.13,
05/02 11Z,   0.30, -15.25,  99.90, -14.83,   0.13,  (min)
05/02 12Z,   0.40, -12.90,  99.90, -12.37,   0.13,