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
#Seldovia, AK : 03/21/2025 18:22:56 GMT (units in feet HAT)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
03/20 00Z,   1.10, -12.86, -12.45,  99.90,  -0.69,
03/20 01Z,   1.00, -10.35,  -9.78,  99.90,  -0.43,
03/20 02Z,   0.90,  -8.89,  -8.42,  99.90,  -0.43,
03/20 03Z,   0.70,  -8.86,  -8.41,  99.90,  -0.25,  (max)
03/20 04Z,   0.50, -10.24,  -9.71,  99.90,   0.03,
03/20 05Z,   0.50, -12.59, -12.03,  99.90,   0.06,
03/20 06Z,   1.00, -15.17, -14.57,  99.90,  -0.40,
03/20 07Z,   0.90, -17.22, -16.61,  99.90,  -0.29,
03/20 08Z,   0.80, -18.13, -17.46,  99.90,  -0.13,  (min)
03/20 09Z,   0.70, -17.51, -16.45,  99.90,   0.36,
03/20 10Z,   0.60, -15.38, -14.09,  99.90,   0.69,
03/20 11Z,   0.60, -12.44, -11.24,  99.90,   0.60,
03/20 12Z,   0.80,  -9.61,  -8.53,  99.90,   0.28,
03/20 13Z,   0.70,  -7.54,  -6.45,  99.90,   0.39,
03/20 14Z,   0.60,  -6.67,  -5.63,  99.90,   0.44,  (max)
03/20 15Z,   0.50,  -7.30,  -6.35,  99.90,   0.45,
03/20 16Z,   0.40,  -9.37,  -8.46,  99.90,   0.51,
03/20 17Z,   0.30, -12.42, -11.30,  99.90,   0.82,
03/20 18Z,   0.50, -15.71, -14.51,  99.90,   0.70,
03/20 19Z,   0.50, -18.49, -17.52,  99.90,   0.47,
03/20 20Z,   0.50, -20.23, -19.52,  99.90,   0.21,
03/20 21Z,   0.60, -20.63, -19.86,  99.90,   0.17,  (min)
03/20 22Z,   0.60, -19.60, -18.92,  99.90,   0.08,
03/20 23Z,   0.60, -17.51, -17.10,  99.90,  -0.19,
03/21 00Z,   0.60, -15.09, -14.92,  99.90,  -0.43,
03/21 01Z,   0.50, -12.87, -12.52,  99.90,  -0.15,
03/21 02Z,   0.40, -11.17, -10.64,  99.90,   0.13,
03/21 03Z,   0.40, -10.32,  -9.72,  99.90,   0.20,  (max)
03/21 04Z,   0.40, -10.53,  -9.88,  99.90,   0.25,
03/21 05Z,   0.40, -11.72, -10.97,  99.90,   0.35,
03/21 06Z,   0.50, -13.45, -12.71,  99.90,   0.24,
03/21 07Z,   0.50, -15.15, -14.46,  99.90,   0.19,
03/21 08Z,   0.60, -16.28, -15.73,  99.90,  -0.05,
03/21 09Z,   0.60, -16.48, -15.90,  99.90,  -0.02,  (min)
03/21 10Z,   0.60, -15.53, -14.83,  99.90,   0.10,
03/21 11Z,   0.50, -13.56, -12.96,  99.90,   0.10,
03/21 12Z,   0.70, -11.25, -10.91,  99.90,  -0.36,
03/21 13Z,   0.60,  -9.30,  -9.05,  99.90,  -0.35,
03/21 14Z,   0.50,  -8.10,  -7.78,  99.90,  -0.18,
03/21 15Z,   0.40,  -7.91,  -7.50,  99.90,   0.01,  (max)
03/21 16Z,   0.30,  -8.90,  -8.47,  99.90,   0.13,
03/21 17Z,   0.20, -10.92, -10.38,  99.90,   0.34,
03/21 18Z,   0.20, -13.51, -12.70,  99.90,   0.61,
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
03/21 19Z,   0.40, -16.06,  99.90, -15.11,   0.55,
03/21 20Z,   0.50, -18.06,  99.90, -17.06,   0.50,
03/21 21Z,   0.60, -19.20,  99.90, -18.16,   0.44,
03/21 22Z,   0.70, -19.35,  99.90, -18.26,   0.39,  (min)
03/21 23Z,   0.90, -18.47,  99.90, -17.24,   0.33,
03/22 00Z,   1.00, -16.91,  99.90, -15.63,   0.28,
03/22 01Z,   0.90, -15.21,  99.90, -14.08,   0.23,
03/22 02Z,   0.70, -13.66,  99.90, -12.79,   0.17,
03/22 03Z,   0.50, -12.41,  99.90, -11.79,   0.12,
03/22 04Z,   0.30, -11.69,  99.90, -11.32,   0.06,  (max)
03/22 05Z,   0.20, -11.69,  99.90, -11.49,   0.01,
03/22 06Z,   0.00, -12.35,  99.90, -12.40,  -0.05,
03/22 07Z,   0.00, -13.38,  99.90, -13.42,  -0.05,
03/22 08Z,   0.00, -14.36,  99.90, -14.41,  -0.05,
03/22 09Z,   0.10, -14.97,  99.90, -14.92,  -0.05,  (min)
03/22 10Z,   0.20, -14.99,  99.90, -14.83,  -0.05,
03/22 11Z,   0.40, -14.22,  99.90, -13.86,  -0.05,
03/22 12Z,   0.50, -12.77,  99.90, -12.31,  -0.05,
03/22 13Z,   0.60, -11.17,  99.90, -10.62,  -0.05,
03/22 14Z,   0.70,  -9.91,  99.90,  -9.26,  -0.05,
03/22 15Z,   0.60,  -9.18,  99.90,  -8.62,  -0.05,  (max)
03/22 16Z,   0.50,  -9.15,  99.90,  -8.70,  -0.05,
03/22 17Z,   0.30,  -9.99,  99.90,  -9.73,  -0.05,
03/22 18Z,   0.20, -11.57,  99.90, -11.42,  -0.05,
03/22 19Z,   0.20, -13.56,  99.90, -13.41,  -0.05,
03/22 20Z,   0.20, -15.52,  99.90, -15.37,  -0.05,
03/22 21Z,   0.20, -17.12,  99.90, -16.97,  -0.05,
03/22 22Z,   0.20, -18.20,  99.90, -18.05,  -0.05,
03/22 23Z,   0.30, -18.60,  99.90, -18.34,  -0.05,  (min)
03/23 00Z,   0.20, -18.21,  99.90, -18.06,  -0.05,
03/23 01Z,   0.20, -17.27,  99.90, -17.12,  -0.05,
03/23 02Z,   0.10, -16.12,  99.90, -16.06,  -0.05,
03/23 03Z,   0.10, -14.84,  99.90, -14.79,  -0.05,
03/23 04Z,   0.10, -13.53,  99.90, -13.48,  -0.05,
03/23 05Z,   0.10, -12.49,  99.90, -12.44,  -0.05,
03/23 06Z,   0.20, -11.97,  99.90, -11.82,  -0.05,
03/23 07Z,   0.30, -12.03,  99.90, -11.77,  -0.05,  (max)
03/23 08Z,   0.40, -12.51,  99.90, -12.16,  -0.05,
03/23 09Z,   0.50, -13.19,  99.90, -12.73,  -0.05,
03/23 10Z,   0.60, -13.82,  99.90, -13.26,  -0.05,
03/23 11Z,   0.50, -14.16,  99.90, -13.71,  -0.05,  (min)
03/23 12Z,   0.50, -13.93,  99.90, -13.47,  -0.05,
03/23 13Z,   0.30, -13.11,  99.90, -12.85,  -0.05,
03/23 14Z,   0.20, -12.05,  99.90, -11.90,  -0.05,
03/23 15Z,   0.10, -11.06,  99.90, -11.01,  -0.05,
03/23 16Z,   0.00, -10.26,  99.90, -10.31,  -0.05,
03/23 17Z,   0.00,  -9.89,  99.90,  -9.94,  -0.05,  (max)
03/23 18Z,   0.10, -10.21,  99.90, -10.15,  -0.05,
03/23 19Z,   0.30, -11.23,  99.90, -10.97,  -0.05,
03/23 20Z,   0.50, -12.75,  99.90, -12.30,  -0.05,
03/23 21Z,   0.70, -14.49,  99.90, -13.84,  -0.05,
03/23 22Z,   0.80, -16.21,  99.90, -15.46,  -0.05,
03/23 23Z,   0.80, -17.72,  99.90, -16.97,  -0.05,
03/24 00Z,   0.80, -18.71,  99.90, -17.96,  -0.05,
03/24 01Z,   0.60, -18.93,  99.90, -18.37,  -0.05,  (min)
03/24 02Z,   0.50, -18.43,  99.90, -17.98,  -0.05,
03/24 03Z,   0.40, -17.40,  99.90, -17.04,  -0.05,
03/24 04Z,   0.40, -15.86,  99.90, -15.51,  -0.05,
03/24 05Z,   0.40, -14.03,  99.90, -13.67,  -0.05,
03/24 06Z,   0.40, -12.35,  99.90, -11.99,  -0.05,
03/24 07Z,   0.50, -11.23,  99.90, -10.77,  -0.05,
03/24 08Z,   0.60, -10.87,  99.90, -10.31,  -0.05,  (max)
03/24 09Z,   0.70, -11.23,  99.90, -10.57,  -0.05,
03/24 10Z,   0.70, -12.13,  99.90, -11.47,  -0.05,
03/24 11Z,   0.70, -13.30,  99.90, -12.65,  -0.05,
03/24 12Z,   0.70, -14.35,  99.90, -13.70,  -0.05,
03/24 13Z,   0.60, -14.79,  99.90, -14.23,  -0.05,  (min)
03/24 14Z,   0.40, -14.44,  99.90, -14.09,  -0.05,
03/24 15Z,   0.30, -13.53,  99.90, -13.28,  -0.05,
03/24 16Z,   0.20, -12.28,  99.90, -12.12,  -0.05,
03/24 17Z,   0.10, -10.89,  99.90, -10.84,  -0.05,
03/24 18Z,   0.10,  -9.82,  99.90,  -9.77,  -0.05,
03/24 19Z,   0.20,  -9.49,  99.90,  -9.33,  -0.05,  (max)
03/24 20Z,   0.20, -10.06,  99.90,  -9.90,  -0.05,
03/24 21Z,   0.30, -11.46,  99.90, -11.21,  -0.05,
03/24 22Z,   0.30, -13.46,  99.90, -13.21,  -0.05,
03/24 23Z,   0.30, -15.78,  99.90, -15.52,  -0.05,
03/25 00Z,   0.20, -18.06,  99.90, -17.91,  -0.05,
03/25 01Z,   0.00, -19.76,  99.90, -19.80,  -0.05,
03/25 02Z,   0.00, -20.39,  99.90, -20.44,  -0.05,  (min)
03/25 03Z,  -0.20, -19.93,  99.90, -20.17,  -0.05,
03/25 04Z,  -0.20, -18.48,  99.90, -18.73,  -0.05,
03/25 05Z,  -0.20, -16.20,  99.90, -16.45,  -0.05,
03/25 06Z,  -0.10, -13.52,  99.90, -13.67,  -0.05,
03/25 07Z,   0.00, -11.14,  99.90, -11.18,  -0.05,
03/25 08Z,   0.10,  -9.61,  99.90,  -9.56,  -0.05,
03/25 09Z,   0.20,  -9.24,  99.90,  -9.08,  -0.05,  (max)
03/25 10Z,   0.20, -10.00,  99.90,  -9.84,  -0.05,
03/25 11Z,   0.20, -11.65,  99.90, -11.49,  -0.05,
03/25 12Z,   0.00, -13.77,  99.90, -13.81,  -0.05,