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 : 07/15/2025 01:22:18 GMT (units in feet HAT)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
07/13 06Z,   0.00, -12.62, -13.28,  99.90,  -0.66,
07/13 07Z,   0.00, -16.74, -17.10,  99.90,  -0.36,
07/13 08Z,   0.00, -20.10, -20.27,  99.90,  -0.17,
07/13 09Z,   0.00, -21.81, -22.06,  99.90,  -0.25,  (min)
07/13 10Z,   0.00, -20.68, -20.58,  99.90,   0.10,
07/13 11Z,   0.00, -16.63, -16.02,  99.90,   0.61,
07/13 12Z,   0.00, -11.53, -11.65,  99.90,  -0.12,
07/13 13Z,   0.00,  -7.46,  -7.98,  99.90,  -0.52,
07/13 14Z,   0.00,  -5.15,  -5.35,  99.90,  -0.20,
07/13 15Z,   0.00,  -4.76,  -4.83,  99.90,  -0.07,  (max)
07/13 16Z,   0.00,  -6.48,  -6.89,  99.90,  -0.41,
07/13 17Z,   0.00, -10.21, -10.91,  99.90,  -0.70,
07/13 18Z,  -0.10, -15.26, -15.47,  99.90,  -0.11,
07/13 19Z,  -0.10, -20.51, -19.89,  99.90,   0.72,
07/13 20Z,  -0.10, -24.97, -24.24,  99.90,   0.83,
07/13 21Z,  -0.10, -27.83, -27.49,  99.90,   0.44,
07/13 22Z,  -0.20, -27.99, -28.32,  99.90,  -0.13,  (min)
07/13 23Z,  -0.20, -24.65, -24.74,  99.90,   0.11,
07/14 00Z,  -0.20, -18.93, -18.96,  99.90,   0.17,
07/14 01Z,  -0.20, -13.12, -13.69,  99.90,  -0.37,
07/14 02Z,  -0.20,  -8.60,  -9.21,  99.90,  -0.41,
07/14 03Z,  -0.20,  -5.74,  -6.12,  99.90,  -0.18,
07/14 04Z,  -0.10,  -4.94,  -5.29,  99.90,  -0.25,  (max)
07/14 05Z,  -0.20,  -6.47,  -7.08,  99.90,  -0.41,
07/14 06Z,  -0.20,  -9.97, -10.88,  99.90,  -0.71,
07/14 07Z,  -0.20, -14.42, -15.13,  99.90,  -0.51,
07/14 08Z,  -0.10, -18.59, -18.81,  99.90,  -0.12,
07/14 09Z,  -0.10, -21.57, -21.84,  99.90,  -0.17,
07/14 10Z,  -0.10, -22.49, -22.85,  99.90,  -0.26,  (min)
07/14 11Z,  -0.10, -20.38, -20.12,  99.90,   0.36,
07/14 12Z,  -0.10, -15.69, -15.36,  99.90,   0.43,
07/14 13Z,  -0.10, -10.57, -11.23,  99.90,  -0.56,
07/14 14Z,  -0.10,  -6.89,  -7.77,  99.90,  -0.78,
07/14 15Z,  -0.10,  -5.09,  -5.56,  99.90,  -0.37,  (max)
07/14 16Z,  -0.10,  -5.24,  -5.71,  99.90,  -0.37,
07/14 17Z,  -0.10,  -7.50,  -8.41,  99.90,  -0.81,
07/14 18Z,  -0.20, -11.67, -12.64,  99.90,  -0.77,
07/14 19Z,  -0.20, -16.91, -17.11,  99.90,  -0.00,
07/14 20Z,  -0.20, -21.94, -21.46,  99.90,   0.68,
07/14 21Z,  -0.30, -25.76, -25.46,  99.90,   0.60,
07/14 22Z,  -0.30, -27.62, -27.91,  99.90,   0.01,  (min)
07/14 23Z,  -0.30, -26.55, -27.25,  99.90,  -0.40,
07/15 00Z,  -0.30, -22.22, -22.29,  99.90,   0.23,
07/15 01Z,  -0.40, -16.24, -16.63,  99.90,   0.01,
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
07/15 02Z,  -0.40, -10.82,  99.90, -11.21,   0.01,
07/15 03Z,  -0.40,  -7.00,  99.90,  -7.39,   0.01,
07/15 04Z,  -0.40,  -4.98,  99.90,  -5.37,   0.01,  (max)
07/15 05Z,  -0.50,  -5.07,  99.90,  -5.57,   0.01,
07/15 06Z,  -0.50,  -7.43,  99.90,  -7.92,   0.01,
07/15 07Z,  -0.40, -11.51,  99.90, -11.90,   0.01,
07/15 08Z,  -0.40, -16.14,  99.90, -16.53,   0.01,
07/15 09Z,  -0.50, -20.07,  99.90, -20.56,   0.01,
07/15 10Z,  -0.50, -22.51,  99.90, -22.99,   0.01,
07/15 11Z,  -0.50, -22.68,  99.90, -23.17,   0.01,  (min)
07/15 12Z,  -0.50, -19.90,  99.90, -20.39,   0.01,
07/15 13Z,  -0.50, -15.01,  99.90, -15.49,   0.01,
07/15 14Z,  -0.50, -10.22,  99.90, -10.71,   0.01,
07/15 15Z,  -0.50,  -7.04,  99.90,  -7.52,   0.01,
07/15 16Z,  -0.50,  -5.67,  99.90,  -6.16,   0.01,  (max)
07/15 17Z,  -0.60,  -6.20,  99.90,  -6.78,   0.01,
07/15 18Z,  -0.60,  -8.78,  99.90,  -9.36,   0.01,
07/15 19Z,  -0.60, -13.09,  99.90, -13.67,   0.01,
07/15 20Z,  -0.70, -18.13,  99.90, -18.81,   0.01,
07/15 21Z,  -0.70, -22.58,  99.90, -23.27,   0.01,
07/15 22Z,  -0.70, -25.53,  99.90, -26.21,   0.01,
07/15 23Z,  -0.70, -26.37,  99.90, -27.06,   0.01,  (min)
07/16 00Z,  -0.70, -24.34,  99.90, -25.03,   0.01,
07/16 01Z,  -0.70, -19.53,  99.90, -20.21,   0.01,
07/16 02Z,  -0.70, -13.75,  99.90, -14.43,   0.01,
07/16 03Z,  -0.70,  -9.01,  99.90,  -9.70,   0.01,
07/16 04Z,  -0.70,  -5.98,  99.90,  -6.67,   0.01,
07/16 05Z,  -0.70,  -4.76,  99.90,  -5.45,   0.01,  (max)
07/16 06Z,  -0.80,  -5.63,  99.90,  -6.41,   0.01,
07/16 07Z,  -0.80,  -8.60,  99.90,  -9.39,   0.01,
07/16 08Z,  -0.80, -12.98,  99.90, -13.76,   0.01,
07/16 09Z,  -0.80, -17.48,  99.90, -18.27,   0.01,
07/16 10Z,  -0.80, -20.99,  99.90, -21.78,   0.01,
07/16 11Z,  -0.80, -22.91,  99.90, -23.70,   0.01,  (min)
07/16 12Z,  -0.80, -22.60,  99.90, -23.38,   0.01,
07/16 13Z,  -0.80, -19.56,  99.90, -20.35,   0.01,
07/16 14Z,  -0.80, -14.87,  99.90, -15.66,   0.01,
07/16 15Z,  -0.90, -10.61,  99.90, -11.49,   0.01,
07/16 16Z,  -1.00,  -7.88,  99.90,  -8.87,   0.01,
07/16 17Z,  -1.00,  -6.77,  99.90,  -7.76,   0.01,  (max)
07/16 18Z,  -1.10,  -7.43,  99.90,  -8.51,   0.01,
07/16 19Z,  -1.10, -10.02,  99.90, -11.10,   0.01,
07/16 20Z,  -1.00, -14.12,  99.90, -15.10,   0.01,
07/16 21Z,  -1.00, -18.61,  99.90, -19.59,   0.01,
07/16 22Z,  -1.00, -22.23,  99.90, -23.21,   0.01,
07/16 23Z,  -1.00, -24.29,  99.90, -25.27,   0.01,
07/17 00Z,  -1.00, -24.35,  99.90, -25.34,   0.01,  (min)
07/17 01Z,  -1.00, -21.81,  99.90, -22.80,   0.01,
07/17 02Z,  -1.00, -17.00,  99.90, -17.99,   0.01,
07/17 03Z,  -0.90, -11.79,  99.90, -12.68,   0.01,
07/17 04Z,  -0.90,  -7.85,  99.90,  -8.74,   0.01,
07/17 05Z,  -0.80,  -5.56,  99.90,  -6.35,   0.01,
07/17 06Z,  -0.80,  -4.99,  99.90,  -5.77,   0.01,  (max)
07/17 07Z,  -0.70,  -6.41,  99.90,  -7.09,   0.01,
07/17 08Z,  -0.70,  -9.72,  99.90, -10.41,   0.01,
07/17 09Z,  -0.70, -14.09,  99.90, -14.78,   0.01,
07/17 10Z,  -0.60, -18.26,  99.90, -18.85,   0.01,
07/17 11Z,  -0.60, -21.35,  99.90, -21.94,   0.01,
07/17 12Z,  -0.60, -22.98,  99.90, -23.56,   0.01,  (min)
07/17 13Z,  -0.50, -22.54,  99.90, -23.02,   0.01,
07/17 14Z,  -0.50, -19.64,  99.90, -20.13,   0.01,
07/17 15Z,  -0.50, -15.42,  99.90, -15.90,   0.01,
07/17 16Z,  -0.50, -11.69,  99.90, -12.18,   0.01,
07/17 17Z,  -0.60,  -9.24,  99.90,  -9.82,   0.01,
07/17 18Z,  -0.60,  -8.12,  99.90,  -8.71,   0.01,  (max)
07/17 19Z,  -0.50,  -8.61,  99.90,  -9.10,   0.01,
07/17 20Z,  -0.50, -10.90,  99.90, -11.39,   0.01,
07/17 21Z,  -0.50, -14.48,  99.90, -14.96,   0.01,
07/17 22Z,  -0.50, -18.19,  99.90, -18.68,   0.01,
07/17 23Z,  -0.40, -20.96,  99.90, -21.35,   0.01,
07/18 00Z,  -0.40, -22.36,  99.90, -22.75,   0.01,  (min)
07/18 01Z,  -0.40, -22.06,  99.90, -22.44,   0.01,
07/18 02Z,  -0.40, -19.46,  99.90, -19.85,   0.01,
07/18 03Z,  -0.40, -15.04,  99.90, -15.42,   0.01,
07/18 04Z,  -0.40, -10.57,  99.90, -10.95,   0.01,
07/18 05Z,  -0.40,  -7.36,  99.90,  -7.75,   0.01,
07/18 06Z,  -0.40,  -5.62,  99.90,  -6.00,   0.01,
07/18 07Z,  -0.40,  -5.45,  99.90,  -5.83,   0.01,  (max)
07/18 08Z,  -0.40,  -7.15,  99.90,  -7.53,   0.01,
07/18 09Z,  -0.30, -10.51,  99.90, -10.80,   0.01,
07/18 10Z,  -0.30, -14.66,  99.90, -14.95,   0.01,
07/18 11Z,  -0.20, -18.47,  99.90, -18.65,   0.01,
07/18 12Z,  -0.20, -21.32,  99.90, -21.51,   0.01,
07/18 13Z,  -0.20, -22.99,  99.90, -23.18,   0.01,  (min)
07/18 14Z,  -0.20, -22.78,  99.90, -22.97,   0.01,
07/18 15Z,  -0.30, -20.29,  99.90, -20.57,   0.01,
07/18 16Z,  -0.30, -16.59,  99.90, -16.88,   0.01,
07/18 17Z,  -0.40, -13.24,  99.90, -13.62,   0.01,
07/18 18Z,  -0.40, -10.78,  99.90, -11.16,   0.01,