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
#Sitka, AK : 06/22/2025 00:23:09 GMT (units in feet HAT)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
06/20 06Z,  -0.40,  -4.83,  -5.21,  99.90,   0.02,
06/20 07Z,  -0.40,  -6.52,  -6.86,  99.90,   0.06,
06/20 08Z,  -0.40,  -8.41,  -8.67,  99.90,   0.14,
06/20 09Z,  -0.40, -10.10, -10.41,  99.90,   0.09,
06/20 10Z,  -0.30, -11.24, -11.54,  99.90,   0.00,
06/20 11Z,  -0.40, -11.61, -11.85,  99.90,   0.16,  (min)
06/20 12Z,  -0.40, -11.18, -11.36,  99.90,   0.22,
06/20 13Z,  -0.40, -10.12, -10.40,  99.90,   0.12,
06/20 14Z,  -0.40,  -8.73,  -9.03,  99.90,   0.10,
06/20 15Z,  -0.40,  -7.39,  -7.71,  99.90,   0.08,
06/20 16Z,  -0.40,  -6.46,  -6.79,  99.90,   0.07,
06/20 17Z,  -0.40,  -6.15,  -6.55,  99.90,   0.00,  (max)
06/20 18Z,  -0.40,  -6.54,  -6.92,  99.90,   0.02,
06/20 19Z,  -0.40,  -7.48,  -7.86,  99.90,   0.02,
06/20 20Z,  -0.40,  -8.69,  -9.03,  99.90,   0.06,
06/20 21Z,  -0.40,  -9.82, -10.17,  99.90,   0.05,
06/20 22Z,  -0.30, -10.49, -10.84,  99.90,  -0.05,  (min)
06/20 23Z,  -0.30, -10.47, -10.80,  99.90,  -0.03,
06/21 00Z,  -0.30,  -9.68, -10.05,  99.90,  -0.07,
06/21 01Z,  -0.30,  -8.23,  -8.67,  99.90,  -0.14,
06/21 02Z,  -0.30,  -6.43,  -6.94,  99.90,  -0.21,
06/21 03Z,  -0.30,  -4.68,  -5.26,  99.90,  -0.28,
06/21 04Z,  -0.30,  -3.39,  -3.94,  99.90,  -0.25,
06/21 05Z,  -0.30,  -2.89,  -3.46,  99.90,  -0.27,  (max)
06/21 06Z,  -0.40,  -3.33,  -3.90,  99.90,  -0.17,
06/21 07Z,  -0.40,  -4.67,  -5.21,  99.90,  -0.14,
06/21 08Z,  -0.40,  -6.64,  -7.09,  99.90,  -0.05,
06/21 09Z,  -0.40,  -8.85,  -9.38,  99.90,  -0.13,
06/21 10Z,  -0.40, -10.84, -11.32,  99.90,  -0.08,
06/21 11Z,  -0.30, -12.22, -12.68,  99.90,  -0.16,
06/21 12Z,  -0.50, -12.73, -13.07,  99.90,   0.16,  (min)
06/21 13Z,  -0.50, -12.31, -12.63,  99.90,   0.18,
06/21 14Z,  -0.50, -11.13, -11.52,  99.90,   0.11,
06/21 15Z,  -0.50,  -9.51,  -9.95,  99.90,   0.06,
06/21 16Z,  -0.50,  -7.87,  -8.34,  99.90,   0.03,
06/21 17Z,  -0.40,  -6.60,  -7.07,  99.90,  -0.07,
06/21 18Z,  -0.50,  -5.98,  -6.55,  99.90,  -0.07,  (max)
06/21 19Z,  -0.60,  -6.11,  -6.66,  99.90,   0.05,
06/21 20Z,  -0.60,  -6.88,  -7.33,  99.90,   0.15,
06/21 21Z,  -0.60,  -8.02,  -8.51,  99.90,   0.11,
06/21 22Z,  -0.50,  -9.13,  -9.63,  99.90,  -0.00,
06/21 23Z,  -0.40,  -9.83, -10.33,  99.90,  -0.10,  (min)
06/22 00Z,  -0.40,  -9.84, -10.30,  99.90,  -0.06,
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
06/22 01Z,  -0.40,  -9.07,  99.90,  -9.52,  -0.05,
06/22 02Z,  -0.40,  -7.62,  99.90,  -8.07,  -0.05,
06/22 03Z,  -0.40,  -5.79,  99.90,  -6.24,  -0.05,
06/22 04Z,  -0.40,  -4.03,  99.90,  -4.47,  -0.04,
06/22 05Z,  -0.40,  -2.76,  99.90,  -3.20,  -0.04,
06/22 06Z,  -0.40,  -2.35,  99.90,  -2.79,  -0.04,  (max)
06/22 07Z,  -0.40,  -2.97,  99.90,  -3.40,  -0.03,
06/22 08Z,  -0.40,  -4.56,  99.90,  -4.99,  -0.03,
06/22 09Z,  -0.40,  -6.85,  99.90,  -7.27,  -0.03,
06/22 10Z,  -0.30,  -9.39,  99.90,  -9.71,  -0.02,
06/22 11Z,  -0.30, -11.67,  99.90, -11.98,  -0.02,
06/22 12Z,  -0.30, -13.24,  99.90, -13.55,  -0.02,
06/22 13Z,  -0.30, -13.81,  99.90, -14.12,  -0.02,  (min)
06/22 14Z,  -0.40, -13.31,  99.90, -13.73,  -0.02,
06/22 15Z,  -0.30, -11.92,  99.90, -12.24,  -0.02,
06/22 16Z,  -0.40, -10.00,  99.90, -10.42,  -0.02,
06/22 17Z,  -0.40,  -8.02,  99.90,  -8.44,  -0.02,
06/22 18Z,  -0.30,  -6.43,  99.90,  -6.75,  -0.02,
06/22 19Z,  -0.30,  -5.57,  99.90,  -5.88,  -0.02,
06/22 20Z,  -0.30,  -5.55,  99.90,  -5.86,  -0.02,  (max)
06/22 21Z,  -0.30,  -6.27,  99.90,  -6.59,  -0.02,
06/22 22Z,  -0.30,  -7.44,  99.90,  -7.75,  -0.02,
06/22 23Z,  -0.30,  -8.62,  99.90,  -8.94,  -0.02,
06/23 00Z,  -0.20,  -9.40,  99.90,  -9.62,  -0.02,
06/23 01Z,  -0.20,  -9.46,  99.90,  -9.68,  -0.02,  (min)
06/23 02Z,  -0.20,  -8.68,  99.90,  -8.90,  -0.02,
06/23 03Z,  -0.20,  -7.18,  99.90,  -7.39,  -0.02,
06/23 04Z,  -0.20,  -5.29,  99.90,  -5.50,  -0.02,
06/23 05Z,  -0.20,  -3.47,  99.90,  -3.68,  -0.02,
06/23 06Z,  -0.30,  -2.21,  99.90,  -2.52,  -0.02,
06/23 07Z,  -0.30,  -1.89,  99.90,  -2.21,  -0.02,  (max)
06/23 08Z,  -0.20,  -2.70,  99.90,  -2.92,  -0.02,
06/23 09Z,  -0.20,  -4.57,  99.90,  -4.78,  -0.02,
06/23 10Z,  -0.20,  -7.16,  99.90,  -7.38,  -0.02,
06/23 11Z,  -0.20,  -9.99,  99.90, -10.21,  -0.02,
06/23 12Z,  -0.20, -12.50,  99.90, -12.71,  -0.02,
06/23 13Z,  -0.20, -14.17,  99.90, -14.39,  -0.02,
06/23 14Z,  -0.30, -14.70,  99.90, -15.02,  -0.02,  (min)
06/23 15Z,  -0.30, -14.04,  99.90, -14.35,  -0.02,
06/23 16Z,  -0.30, -12.37,  99.90, -12.69,  -0.02,
06/23 17Z,  -0.30, -10.14,  99.90, -10.45,  -0.02,
06/23 18Z,  -0.40,  -7.85,  99.90,  -8.27,  -0.02,
06/23 19Z,  -0.30,  -6.03,  99.90,  -6.35,  -0.02,
06/23 20Z,  -0.30,  -5.04,  99.90,  -5.35,  -0.02,
06/23 21Z,  -0.30,  -5.00,  99.90,  -5.31,  -0.02,  (max)
06/23 22Z,  -0.30,  -5.79,  99.90,  -6.11,  -0.02,
06/23 23Z,  -0.20,  -7.08,  99.90,  -7.29,  -0.02,
06/24 00Z,  -0.20,  -8.38,  99.90,  -8.60,  -0.02,
06/24 01Z,  -0.20,  -9.24,  99.90,  -9.46,  -0.02,
06/24 02Z,  -0.20,  -9.31,  99.90,  -9.53,  -0.02,  (min)
06/24 03Z,  -0.20,  -8.48,  99.90,  -8.69,  -0.02,
06/24 04Z,  -0.30,  -6.88,  99.90,  -7.19,  -0.02,
06/24 05Z,  -0.30,  -4.88,  99.90,  -5.20,  -0.02,
06/24 06Z,  -0.30,  -3.01,  99.90,  -3.32,  -0.02,
06/24 07Z,  -0.30,  -1.77,  99.90,  -2.08,  -0.02,
06/24 08Z,  -0.30,  -1.58,  99.90,  -1.89,  -0.02,  (max)
06/24 09Z,  -0.20,  -2.60,  99.90,  -2.81,  -0.02,
06/24 10Z,  -0.20,  -4.73,  99.90,  -4.95,  -0.02,
06/24 11Z,  -0.10,  -7.60,  99.90,  -7.72,  -0.02,
06/24 12Z,  -0.10, -10.65,  99.90, -10.76,  -0.02,
06/24 13Z,  -0.10, -13.26,  99.90, -13.38,  -0.02,
06/24 14Z,  -0.10, -14.92,  99.90, -15.03,  -0.02,
06/24 15Z,  -0.10, -15.30,  99.90, -15.42,  -0.02,  (min)
06/24 16Z,  -0.10, -14.39,  99.90, -14.50,  -0.02,
06/24 17Z,  -0.10, -12.43,  99.90, -12.55,  -0.02,
06/24 18Z,  -0.10,  -9.92,  99.90, -10.03,  -0.02,
06/24 19Z,  -0.10,  -7.43,  99.90,  -7.54,  -0.02,
06/24 20Z,  -0.10,  -5.51,  99.90,  -5.62,  -0.02,
06/24 21Z,  -0.10,  -4.53,  99.90,  -4.64,  -0.02,
06/24 22Z,   0.00,  -4.60,  99.90,  -4.61,  -0.02,  (max)
06/24 23Z,   0.00,  -5.55,  99.90,  -5.57,  -0.02,
06/25 00Z,   0.00,  -7.00,  99.90,  -7.01,  -0.02,
06/25 01Z,   0.00,  -8.42,  99.90,  -8.43,  -0.02,
06/25 02Z,   0.00,  -9.31,  99.90,  -9.32,  -0.02,
06/25 03Z,   0.00,  -9.33,  99.90,  -9.35,  -0.02,  (min)
06/25 04Z,   0.00,  -8.39,  99.90,  -8.41,  -0.02,
06/25 05Z,   0.00,  -6.66,  99.90,  -6.68,  -0.02,
06/25 06Z,   0.00,  -4.57,  99.90,  -4.59,  -0.02,
06/25 07Z,   0.00,  -2.67,  99.90,  -2.69,  -0.02,
06/25 08Z,   0.00,  -1.51,  99.90,  -1.52,  -0.02,
06/25 09Z,   0.00,  -1.48,  99.90,  -1.49,  -0.02,  (max)
06/25 10Z,   0.00,  -2.73,  99.90,  -2.74,  -0.02,
06/25 11Z,   0.00,  -5.10,  99.90,  -5.11,  -0.02,
06/25 12Z,   0.00,  -8.16,  99.90,  -8.18,  -0.02,
06/25 13Z,   0.00, -11.31,  99.90, -11.32,  -0.02,
06/25 14Z,   0.00, -13.89,  99.90, -13.91,  -0.02,
06/25 15Z,   0.00, -15.40,  99.90, -15.41,  -0.02,
06/25 16Z,   0.00, -15.54,  99.90, -15.55,  -0.02,  (min)
06/25 17Z,   0.00, -14.34,  99.90, -14.35,  -0.02,
06/25 18Z,  -0.10, -12.12,  99.90, -12.23,  -0.02,