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 : 04/19/2025 15:22:37 GMT (units in feet MHHW)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
04/18 00Z,  -0.50,  -3.48,  -3.88,  99.90,   0.10,
04/18 01Z,  -0.40,  -3.55,  -4.00,  99.90,  -0.05,  (max)
04/18 02Z,  -0.40,  -4.75,  -5.24,  99.90,  -0.09,
04/18 03Z,  -0.30,  -6.68,  -7.17,  99.90,  -0.19,
04/18 04Z,  -0.30,  -8.71,  -9.16,  99.90,  -0.15,
04/18 05Z,  -0.20, -10.16, -10.44,  99.90,  -0.08,
04/18 06Z,  -0.50, -10.56, -10.80,  99.90,   0.26,  (min)
04/18 07Z,  -0.40,  -9.74,  -9.97,  99.90,   0.17,
04/18 08Z,  -0.40,  -7.91,  -8.27,  99.90,   0.04,
04/18 09Z,  -0.30,  -5.55,  -6.05,  99.90,  -0.20,
04/18 10Z,  -0.20,  -3.26,  -3.79,  99.90,  -0.33,
04/18 11Z,  -0.10,  -1.62,  -2.06,  99.90,  -0.34,
04/18 12Z,  -0.30,  -1.08,  -1.45,  99.90,  -0.07,  (max)
04/18 13Z,  -0.30,  -1.85,  -2.10,  99.90,   0.05,
04/18 14Z,  -0.20,  -3.86,  -4.10,  99.90,  -0.04,
04/18 15Z,  -0.10,  -6.71,  -6.93,  99.90,  -0.12,
04/18 16Z,  -0.10,  -9.78,  -9.99,  99.90,  -0.11,
04/18 17Z,  -0.10, -12.38, -12.64,  99.90,  -0.16,
04/18 18Z,  -0.30, -13.94, -14.27,  99.90,  -0.03,
04/18 19Z,  -0.30, -14.18, -14.56,  99.90,  -0.08,  (min)
04/18 20Z,  -0.20, -13.18, -13.62,  99.90,  -0.24,
04/18 21Z,  -0.20, -11.26, -11.75,  99.90,  -0.29,
04/18 22Z,  -0.20,  -8.93,  -9.37,  99.90,  -0.24,
04/18 23Z,  -0.10,  -6.70,  -7.01,  99.90,  -0.21,
04/19 00Z,  -0.20,  -5.05,  -5.33,  99.90,  -0.08,
04/19 01Z,  -0.20,  -4.29,  -4.51,  99.90,  -0.02,  (max)
04/19 02Z,  -0.20,  -4.53,  -4.89,  99.90,  -0.16,
04/19 03Z,  -0.20,  -5.63,  -6.05,  99.90,  -0.22,
04/19 04Z,  -0.20,  -7.20,  -7.63,  99.90,  -0.23,
04/19 05Z,  -0.20,  -8.69,  -9.10,  99.90,  -0.21,
04/19 06Z,  -0.40,  -9.61, -10.02,  99.90,  -0.01,  (min)
04/19 07Z,  -0.40,  -9.61,  -9.96,  99.90,   0.05,
04/19 08Z,  -0.40,  -8.66,  -9.04,  99.90,   0.02,
04/19 09Z,  -0.40,  -6.99,  -7.46,  99.90,  -0.07,
04/19 10Z,  -0.40,  -5.02,  -5.60,  99.90,  -0.18,
04/19 11Z,  -0.40,  -3.24,  -3.88,  99.90,  -0.24,
04/19 12Z,  -0.40,  -2.12,  -2.74,  99.90,  -0.22,
04/19 13Z,  -0.40,  -1.98,  -2.54,  99.90,  -0.16,  (max)
04/19 14Z,  -0.40,  -2.95,  -3.43,  99.90,  -0.08,
04/19 15Z,  -0.40,  -4.89,  -5.35,  99.90,  -0.06,
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
04/19 16Z,  -0.50,  -7.43,  99.90,  -7.98,  -0.05,
04/19 17Z,  -0.60, -10.03,  99.90, -10.68,  -0.05,
04/19 18Z,  -0.60, -12.14,  99.90, -12.78,  -0.04,
04/19 19Z,  -0.60, -13.32,  99.90, -13.96,  -0.03,
04/19 20Z,  -0.60, -13.42,  99.90, -14.04,  -0.03,  (min)
04/19 21Z,  -0.60, -12.50,  99.90, -13.12,  -0.02,
04/19 22Z,  -0.60, -10.85,  99.90, -11.47,  -0.01,
04/19 23Z,  -0.60,  -8.89,  99.90,  -9.50,  -0.01,
04/20 00Z,  -0.50,  -7.03,  99.90,  -7.53,  -0.00,
04/20 01Z,  -0.50,  -5.64,  99.90,  -6.14,   0.01,
04/20 02Z,  -0.40,  -4.98,  99.90,  -5.36,   0.01,  (max)
04/20 03Z,  -0.40,  -5.11,  99.90,  -5.49,   0.02,
04/20 04Z,  -0.50,  -5.93,  99.90,  -6.41,   0.02,
04/20 05Z,  -0.50,  -7.12,  99.90,  -7.60,   0.02,
04/20 06Z,  -0.60,  -8.25,  99.90,  -8.83,   0.02,
04/20 07Z,  -0.70,  -8.93,  99.90,  -9.62,   0.02,
04/20 08Z,  -0.80,  -8.91,  99.90,  -9.69,   0.02,  (min)
04/20 09Z,  -0.80,  -8.15,  99.90,  -8.93,   0.02,
04/20 10Z,  -0.70,  -6.81,  99.90,  -7.49,   0.02,
04/20 11Z,  -0.70,  -5.24,  99.90,  -5.92,   0.02,
04/20 12Z,  -0.60,  -3.81,  99.90,  -4.39,   0.02,
04/20 13Z,  -0.60,  -2.92,  99.90,  -3.50,   0.02,
04/20 14Z,  -0.60,  -2.83,  99.90,  -3.41,   0.02,  (max)
04/20 15Z,  -0.60,  -3.66,  99.90,  -4.24,   0.02,
04/20 16Z,  -0.60,  -5.31,  99.90,  -5.89,   0.02,
04/20 17Z,  -0.70,  -7.49,  99.90,  -8.17,   0.02,
04/20 18Z,  -0.70,  -9.75,  99.90, -10.43,   0.02,
04/20 19Z,  -0.70, -11.64,  99.90, -12.32,   0.02,
04/20 20Z,  -0.70, -12.79,  99.90, -13.47,   0.02,
04/20 21Z,  -0.70, -13.02,  99.90, -13.70,   0.02,  (min)
04/20 22Z,  -0.70, -12.35,  99.90, -13.03,   0.02,
04/20 23Z,  -0.60, -10.99,  99.90, -11.57,   0.02,
04/21 00Z,  -0.60,  -9.25,  99.90,  -9.83,   0.02,
04/21 01Z,  -0.50,  -7.49,  99.90,  -7.97,   0.02,
04/21 02Z,  -0.50,  -6.05,  99.90,  -6.53,   0.02,
04/21 03Z,  -0.60,  -5.19,  99.90,  -5.77,   0.02,
04/21 04Z,  -0.60,  -5.05,  99.90,  -5.63,   0.02,  (max)
04/21 05Z,  -0.70,  -5.59,  99.90,  -6.27,   0.02,
04/21 06Z,  -0.70,  -6.58,  99.90,  -7.26,   0.02,
04/21 07Z,  -0.70,  -7.67,  99.90,  -8.35,   0.02,
04/21 08Z,  -0.70,  -8.51,  99.90,  -9.19,   0.02,
04/21 09Z,  -0.70,  -8.79,  99.90,  -9.47,   0.02,  (min)
04/21 10Z,  -0.60,  -8.40,  99.90,  -8.98,   0.02,
04/21 11Z,  -0.60,  -7.42,  99.90,  -8.00,   0.02,
04/21 12Z,  -0.50,  -6.07,  99.90,  -6.55,   0.02,
04/21 13Z,  -0.50,  -4.71,  99.90,  -5.19,   0.02,
04/21 14Z,  -0.50,  -3.69,  99.90,  -4.17,   0.02,
04/21 15Z,  -0.50,  -3.33,  99.90,  -3.81,   0.02,  (max)
04/21 16Z,  -0.60,  -3.80,  99.90,  -4.38,   0.02,
04/21 17Z,  -0.70,  -5.11,  99.90,  -5.79,   0.02,
04/21 18Z,  -0.70,  -7.04,  99.90,  -7.72,   0.02,
04/21 19Z,  -0.80,  -9.22,  99.90, -10.00,   0.02,
04/21 20Z,  -0.80, -11.21,  99.90, -11.99,   0.02,
04/21 21Z,  -0.80, -12.59,  99.90, -13.37,   0.02,
04/21 22Z,  -0.70, -13.12,  99.90, -13.80,   0.02,  (min)
04/21 23Z,  -0.60, -12.70,  99.90, -13.28,   0.02,
04/22 00Z,  -0.50, -11.46,  99.90, -11.94,   0.02,
04/22 01Z,  -0.40,  -9.66,  99.90, -10.04,   0.02,
04/22 02Z,  -0.40,  -7.68,  99.90,  -8.06,   0.02,
04/22 03Z,  -0.40,  -5.91,  99.90,  -6.29,   0.02,
04/22 04Z,  -0.40,  -4.71,  99.90,  -5.09,   0.02,
04/22 05Z,  -0.50,  -4.31,  99.90,  -4.79,   0.02,  (max)
04/22 06Z,  -0.60,  -4.75,  99.90,  -5.33,   0.02,
04/22 07Z,  -0.70,  -5.87,  99.90,  -6.55,   0.02,
04/22 08Z,  -0.70,  -7.31,  99.90,  -7.99,   0.02,
04/22 09Z,  -0.70,  -8.63,  99.90,  -9.31,   0.02,
04/22 10Z,  -0.70,  -9.43,  99.90, -10.11,   0.02,  (min)
04/22 11Z,  -0.60,  -9.45,  99.90, -10.03,   0.02,
04/22 12Z,  -0.50,  -8.67,  99.90,  -9.16,   0.02,
04/22 13Z,  -0.50,  -7.28,  99.90,  -7.76,   0.02,
04/22 14Z,  -0.40,  -5.64,  99.90,  -6.02,   0.02,
04/22 15Z,  -0.50,  -4.17,  99.90,  -4.65,   0.02,
04/22 16Z,  -0.50,  -3.31,  99.90,  -3.80,   0.02,  (max)
04/22 17Z,  -0.60,  -3.37,  99.90,  -3.95,   0.02,
04/22 18Z,  -0.60,  -4.42,  99.90,  -5.00,   0.02,
04/22 19Z,  -0.70,  -6.33,  99.90,  -7.01,   0.02,
04/22 20Z,  -0.70,  -8.72,  99.90,  -9.40,   0.02,
04/22 21Z,  -0.60, -11.06,  99.90, -11.64,   0.02,
04/22 22Z,  -0.60, -12.83,  99.90, -13.41,   0.02,
04/22 23Z,  -0.50, -13.64,  99.90, -14.12,   0.02,  (min)
04/23 00Z,  -0.40, -13.31,  99.90, -13.69,   0.02,
04/23 01Z,  -0.40, -11.92,  99.90, -12.30,   0.02,
04/23 02Z,  -0.30,  -9.76,  99.90, -10.04,   0.02,
04/23 03Z,  -0.40,  -7.29,  99.90,  -7.68,   0.02,
04/23 04Z,  -0.40,  -5.05,  99.90,  -5.44,   0.02,
04/23 05Z,  -0.50,  -3.53,  99.90,  -4.01,   0.02,
04/23 06Z,  -0.60,  -3.06,  99.90,  -3.64,   0.02,
04/23 07Z,  99.90,  -3.73,  99.90,  99.90,   0.02,
04/23 08Z,  99.90,  -5.35,  99.90,  99.90,   0.02,
04/23 09Z,  99.90,  -7.47,  99.90,  99.90,   0.02,
04/23 10Z,  99.90,  -9.49,  99.90,  99.90,   0.02,
04/23 11Z,  99.90, -10.85,  99.90,  99.90,   0.02,
04/23 12Z,  99.90, -11.16,  99.90,  99.90,   0.02,