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
Surge List
#Ketchikan, AK : 05/21/2025 04:22:00 GMT (units in feet HAT)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
05/19 12Z,   0.00,  -7.70,  -7.33,  99.90,   0.37,
05/19 13Z,   0.00,  -6.78,  -6.45,  99.90,   0.33,  (max)
05/19 14Z,   0.00,  -6.91,  -6.49,  99.90,   0.42,
05/19 15Z,   0.10,  -8.17,  -7.56,  99.90,   0.51,
05/19 16Z,   0.10, -10.38,  -9.63,  99.90,   0.65,
05/19 17Z,   0.10, -13.09, -12.33,  99.90,   0.66,
05/19 18Z,   0.00, -15.71, -15.02,  99.90,   0.69,
05/19 19Z,   0.00, -17.66, -17.10,  99.90,   0.56,
05/19 20Z,   0.00, -18.53, -18.02,  99.90,   0.51,  (min)
05/19 21Z,   0.00, -18.19, -17.67,  99.90,   0.52,
05/19 22Z,   0.00, -16.76, -16.16,  99.90,   0.60,
05/19 23Z,   0.00, -14.60, -13.90,  99.90,   0.70,
05/20 00Z,   0.00, -12.18, -11.50,  99.90,   0.68,
05/20 01Z,   0.00,  -9.99,  -9.50,  99.90,   0.49,
05/20 02Z,   0.00,  -8.47,  -8.18,  99.90,   0.29,
05/20 03Z,   0.00,  -7.90,  -7.81,  99.90,   0.09,  (max)
05/20 04Z,   0.00,  -8.36,  -8.29,  99.90,   0.07,
05/20 05Z,   0.00,  -9.64,  -9.45,  99.90,   0.19,
05/20 06Z,  -0.10, -11.36, -11.00,  99.90,   0.46,
05/20 07Z,   0.00, -12.99, -12.50,  99.90,   0.49,
05/20 08Z,   0.00, -14.05, -13.58,  99.90,   0.47,
05/20 09Z,   0.00, -14.23, -13.84,  99.90,   0.39,  (min)
05/20 10Z,   0.00, -13.48, -13.23,  99.90,   0.25,
05/20 11Z,   0.00, -12.01, -11.92,  99.90,   0.09,
05/20 12Z,  -0.10, -10.21, -10.19,  99.90,   0.12,
05/20 13Z,   0.00,  -8.56,  -8.56,  99.90,   0.00,
05/20 14Z,   0.00,  -7.54,  -7.47,  99.90,   0.07,
05/20 15Z,   0.00,  -7.47,  -7.33,  99.90,   0.14,  (max)
05/20 16Z,  -0.10,  -8.49,  -8.29,  99.90,   0.30,
05/20 17Z,  -0.10, -10.44, -10.26,  99.90,   0.28,
05/20 18Z,  -0.20, -12.92, -12.77,  99.90,   0.35,
05/20 19Z,  -0.20, -15.39, -15.31,  99.90,   0.28,
05/20 20Z,  -0.20, -17.28, -17.21,  99.90,   0.27,
05/20 21Z,  -0.20, -18.17, -18.01,  99.90,   0.36,  (min)
05/20 22Z,  -0.20, -17.86, -17.63,  99.90,   0.43,
05/20 23Z,  -0.20, -16.46, -16.21,  99.90,   0.45,
05/21 00Z,  -0.10, -14.28, -14.18,  99.90,   0.20,
05/21 01Z,  -0.10, -11.79, -11.85,  99.90,   0.04,
05/21 02Z,  -0.20,  -9.50,  -9.79,  99.90,  -0.09,
05/21 03Z,  -0.20,  -7.89,  -8.31,  99.90,  -0.22,
05/21 04Z,  -0.20,  -7.26,  -7.67,  99.90,  -0.21,  (max)
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
05/21 05Z,  -0.30,  -7.75,  99.90,  -8.22,  -0.17,
05/21 06Z,  -0.30,  -9.19,  99.90,  -9.62,  -0.14,
05/21 07Z,  -0.40, -11.18,  99.90, -11.68,  -0.10,
05/21 08Z,  -0.40, -13.17,  99.90, -13.64,  -0.07,
05/21 09Z,  -0.40, -14.64,  99.90, -15.07,  -0.03,
05/21 10Z,  -0.40, -15.18,  99.90, -15.58,   0.00,  (min)
05/21 11Z,  -0.40, -14.67,  99.90, -15.03,   0.04,
05/21 12Z,  -0.40, -13.27,  99.90, -13.60,   0.07,
05/21 13Z,  -0.40, -11.36,  99.90, -11.65,   0.11,
05/21 14Z,  -0.40,  -9.45,  99.90,  -9.71,   0.14,
05/21 15Z,  -0.40,  -8.08,  99.90,  -8.30,   0.17,
05/21 16Z,  -0.50,  -7.64,  99.90,  -7.93,   0.21,  (max)
05/21 17Z,  -0.50,  -8.34,  99.90,  -8.63,   0.21,
05/21 18Z,  -0.60, -10.07,  99.90, -10.46,   0.21,
05/21 19Z,  -0.60, -12.47,  99.90, -12.86,   0.21,
05/21 20Z,  -0.60, -14.97,  99.90, -15.36,   0.21,
05/21 21Z,  -0.60, -16.96,  99.90, -17.35,   0.21,
05/21 22Z,  -0.60, -17.95,  99.90, -18.34,   0.21,  (min)
05/21 23Z,  -0.60, -17.68,  99.90, -18.07,   0.21,
05/22 00Z,  -0.50, -16.21,  99.90, -16.51,   0.21,
05/22 01Z,  -0.50, -13.87,  99.90, -14.16,   0.21,
05/22 02Z,  -0.40, -11.14,  99.90, -11.33,   0.21,
05/22 03Z,  -0.40,  -8.62,  99.90,  -8.81,   0.21,
05/22 04Z,  -0.40,  -6.85,  99.90,  -7.04,   0.21,
05/22 05Z,  -0.40,  -6.22,  99.90,  -6.41,   0.21,  (max)
05/22 06Z,  -0.40,  -6.89,  99.90,  -7.08,   0.21,
05/22 07Z,  -0.40,  -8.71,  99.90,  -8.90,   0.21,
05/22 08Z,  -0.40, -11.22,  99.90, -11.41,   0.21,
05/22 09Z,  -0.50, -13.81,  99.90, -14.10,   0.21,
05/22 10Z,  -0.40, -15.80,  99.90, -15.99,   0.21,
05/22 11Z,  -0.40, -16.71,  99.90, -16.90,   0.21,  (min)
05/22 12Z,  -0.30, -16.32,  99.90, -16.41,   0.21,
05/22 13Z,  -0.30, -14.79,  99.90, -14.88,   0.21,
05/22 14Z,  -0.30, -12.52,  99.90, -12.61,   0.21,
05/22 15Z,  -0.20, -10.13,  99.90, -10.12,   0.21,
05/22 16Z,  -0.30,  -8.25,  99.90,  -8.35,   0.21,
05/22 17Z,  -0.30,  -7.39,  99.90,  -7.49,   0.21,  (max)
05/22 18Z,  -0.30,  -7.82,  99.90,  -7.91,   0.21,
05/22 19Z,  -0.40,  -9.45,  99.90,  -9.64,   0.21,
05/22 20Z,  -0.40, -11.92,  99.90, -12.11,   0.21,
05/22 21Z,  -0.40, -14.60,  99.90, -14.79,   0.21,
05/22 22Z,  -0.30, -16.77,  99.90, -16.86,   0.21,
05/22 23Z,  -0.10, -17.86,  99.90, -17.75,   0.21,  (min)
05/23 00Z,   0.00, -17.56,  99.90, -17.35,   0.21,
05/23 01Z,   0.00, -15.89,  99.90, -15.68,   0.21,
05/23 02Z,   0.00, -13.22,  99.90, -13.01,   0.21,
05/23 03Z,   0.00, -10.14,  99.90,  -9.93,   0.21,
05/23 04Z,   0.00,  -7.34,  99.90,  -7.13,   0.21,
05/23 05Z,   0.00,  -5.47,  99.90,  -5.26,   0.21,
05/23 06Z,  -0.10,  -4.98,  99.90,  -4.87,   0.21,  (max)
05/23 07Z,  -0.20,  -6.04,  99.90,  -6.03,   0.21,
05/23 08Z,  -0.20,  -8.44,  99.90,  -8.43,   0.21,
05/23 09Z,  -0.20, -11.66,  99.90, -11.65,   0.21,
05/23 10Z,  -0.10, -14.93,  99.90, -14.82,   0.21,
05/23 11Z,  -0.10, -17.44,  99.90, -17.34,   0.21,
05/23 12Z,   0.00, -18.60,  99.90, -18.39,   0.21,  (min)
05/23 13Z,   0.00, -18.15,  99.90, -17.94,   0.21,
05/23 14Z,   0.00, -16.25,  99.90, -16.04,   0.21,
05/23 15Z,   0.00, -13.44,  99.90, -13.23,   0.21,
05/23 16Z,   0.00, -10.45,  99.90, -10.24,   0.21,
05/23 17Z,   0.00,  -8.03,  99.90,  -7.82,   0.21,
05/23 18Z,   0.00,  -6.81,  99.90,  -6.60,   0.21,  (max)
05/23 19Z,  -0.10,  -7.07,  99.90,  -6.96,   0.21,
05/23 20Z,  -0.10,  -8.77,  99.90,  -8.66,   0.21,
05/23 21Z,  -0.10, -11.44,  99.90, -11.33,   0.21,
05/23 22Z,   0.00, -14.36,  99.90, -14.16,   0.21,
05/23 23Z,   0.00, -16.73,  99.90, -16.52,   0.21,
05/24 00Z,   0.00, -17.86,  99.90, -17.65,   0.21,  (min)
05/24 01Z,   0.10, -17.39,  99.90, -17.08,   0.21,
05/24 02Z,   0.10, -15.38,  99.90, -15.07,   0.21,
05/24 03Z,   0.10, -12.28,  99.90, -11.97,   0.21,
05/24 04Z,   0.10,  -8.83,  99.90,  -8.52,   0.21,
05/24 05Z,   0.00,  -5.82,  99.90,  -5.61,   0.21,
05/24 06Z,   0.00,  -3.99,  99.90,  -3.78,   0.21,
05/24 07Z,   0.00,  -3.81,  99.90,  -3.60,   0.21,  (max)
05/24 08Z,  -0.10,  -5.42,  99.90,  -5.31,   0.21,
05/24 09Z,  -0.10,  -8.55,  99.90,  -8.44,   0.21,
05/24 10Z,  -0.10, -12.53,  99.90, -12.42,   0.21,
05/24 11Z,   0.00, -16.44,  99.90, -16.23,   0.21,
05/24 12Z,   0.00, -19.34,  99.90, -19.13,   0.21,
05/24 13Z,   0.10, -20.54,  99.90, -20.24,   0.21,  (min)
05/24 14Z,   0.10, -19.80,  99.90, -19.49,   0.21,
05/24 15Z,   0.20, -17.37,  99.90, -16.96,   0.21,
05/24 16Z,   0.20, -13.92,  99.90, -13.51,   0.21,
05/24 17Z,   0.10, -10.34,  99.90, -10.03,   0.21,
05/24 18Z,   0.10,  -7.49,  99.90,  -7.18,   0.21,
05/24 19Z,  99.90,  -6.04,  99.90,  99.90,   0.21,
05/24 20Z,  99.90,  -6.32,  99.90,  99.90,   0.21,
05/24 21Z,  99.90,  -8.20,  99.90,  99.90,   0.21,
05/24 22Z,  99.90, -11.15,  99.90,  99.90,   0.21,
05/24 23Z,  99.90, -14.34,  99.90,  99.90,   0.21,
05/25 00Z,  99.90, -16.83,  99.90,  99.90,   0.21,