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 15:20:58 GMT (units in feet MLLW)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
04/18 00Z,  -0.50,  11.97,  11.57,  99.90,   0.10,
04/18 01Z,  -0.40,  11.90,  11.45,  99.90,  -0.05,  (max)
04/18 02Z,  -0.40,  10.70,  10.21,  99.90,  -0.09,
04/18 03Z,  -0.30,   8.77,   8.28,  99.90,  -0.19,
04/18 04Z,  -0.30,   6.74,   6.29,  99.90,  -0.15,
04/18 05Z,  -0.20,   5.29,   5.01,  99.90,  -0.08,
04/18 06Z,  -0.50,   4.89,   4.65,  99.90,   0.26,  (min)
04/18 07Z,  -0.40,   5.71,   5.48,  99.90,   0.17,
04/18 08Z,  -0.40,   7.54,   7.18,  99.90,   0.04,
04/18 09Z,  -0.30,   9.90,   9.40,  99.90,  -0.20,
04/18 10Z,  -0.20,  12.19,  11.66,  99.90,  -0.33,
04/18 11Z,  -0.10,  13.83,  13.39,  99.90,  -0.34,
04/18 12Z,  -0.30,  14.37,  14.00,  99.90,  -0.07,  (max)
04/18 13Z,  -0.30,  13.60,  13.35,  99.90,   0.05,
04/18 14Z,  -0.20,  11.59,  11.35,  99.90,  -0.04,
04/18 15Z,  -0.10,   8.74,   8.52,  99.90,  -0.12,
04/18 16Z,  -0.10,   5.67,   5.46,  99.90,  -0.11,
04/18 17Z,  -0.10,   3.07,   2.81,  99.90,  -0.16,
04/18 18Z,  -0.30,   1.51,   1.18,  99.90,  -0.03,
04/18 19Z,  -0.30,   1.27,   0.89,  99.90,  -0.08,  (min)
04/18 20Z,  -0.20,   2.27,   1.83,  99.90,  -0.24,
04/18 21Z,  -0.20,   4.19,   3.70,  99.90,  -0.29,
04/18 22Z,  -0.20,   6.52,   6.08,  99.90,  -0.24,
04/18 23Z,  -0.10,   8.75,   8.44,  99.90,  -0.21,
04/19 00Z,  -0.20,  10.40,  10.12,  99.90,  -0.08,
04/19 01Z,  -0.20,  11.16,  10.94,  99.90,  -0.02,  (max)
04/19 02Z,  -0.20,  10.92,  10.56,  99.90,  -0.16,
04/19 03Z,  -0.20,   9.82,   9.40,  99.90,  -0.22,
04/19 04Z,  -0.20,   8.25,   7.82,  99.90,  -0.23,
04/19 05Z,  -0.20,   6.76,   6.35,  99.90,  -0.21,
04/19 06Z,  -0.40,   5.84,   5.43,  99.90,  -0.01,  (min)
04/19 07Z,  -0.40,   5.84,   5.49,  99.90,   0.05,
04/19 08Z,  -0.40,   6.79,   6.41,  99.90,   0.02,
04/19 09Z,  -0.40,   8.46,   7.99,  99.90,  -0.07,
04/19 10Z,  -0.40,  10.43,   9.85,  99.90,  -0.18,
04/19 11Z,  -0.40,  12.21,  11.57,  99.90,  -0.24,
04/19 12Z,  -0.40,  13.33,  12.71,  99.90,  -0.22,
04/19 13Z,  -0.40,  13.47,  12.91,  99.90,  -0.16,  (max)
04/19 14Z,  -0.40,  12.50,  12.02,  99.90,  -0.08,
04/19 15Z,  -0.40,  10.56,  10.10,  99.90,  -0.06,
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
04/19 16Z,  -0.50,   8.02,  99.90,   7.47,  -0.05,
04/19 17Z,  -0.60,   5.42,  99.90,   4.77,  -0.05,
04/19 18Z,  -0.60,   3.31,  99.90,   2.67,  -0.04,
04/19 19Z,  -0.60,   2.13,  99.90,   1.49,  -0.03,
04/19 20Z,  -0.60,   2.03,  99.90,   1.41,  -0.03,  (min)
04/19 21Z,  -0.60,   2.95,  99.90,   2.33,  -0.02,
04/19 22Z,  -0.60,   4.60,  99.90,   3.98,  -0.01,
04/19 23Z,  -0.60,   6.56,  99.90,   5.95,  -0.01,
04/20 00Z,  -0.50,   8.42,  99.90,   7.92,  -0.00,
04/20 01Z,  -0.50,   9.81,  99.90,   9.31,   0.01,
04/20 02Z,  -0.40,  10.47,  99.90,  10.09,   0.01,  (max)
04/20 03Z,  -0.40,  10.34,  99.90,   9.96,   0.02,
04/20 04Z,  -0.50,   9.52,  99.90,   9.04,   0.02,
04/20 05Z,  -0.50,   8.33,  99.90,   7.85,   0.02,
04/20 06Z,  -0.60,   7.20,  99.90,   6.62,   0.02,
04/20 07Z,  -0.70,   6.52,  99.90,   5.83,   0.02,
04/20 08Z,  -0.80,   6.54,  99.90,   5.76,   0.02,  (min)
04/20 09Z,  -0.80,   7.30,  99.90,   6.52,   0.02,
04/20 10Z,  -0.70,   8.64,  99.90,   7.96,   0.02,
04/20 11Z,  -0.70,  10.21,  99.90,   9.53,   0.02,
04/20 12Z,  -0.60,  11.64,  99.90,  11.06,   0.02,
04/20 13Z,  -0.60,  12.53,  99.90,  11.95,   0.02,
04/20 14Z,  -0.60,  12.62,  99.90,  12.04,   0.02,  (max)
04/20 15Z,  -0.60,  11.79,  99.90,  11.21,   0.02,
04/20 16Z,  -0.60,  10.14,  99.90,   9.56,   0.02,
04/20 17Z,  -0.70,   7.96,  99.90,   7.28,   0.02,
04/20 18Z,  -0.70,   5.70,  99.90,   5.02,   0.02,
04/20 19Z,  -0.70,   3.81,  99.90,   3.13,   0.02,
04/20 20Z,  -0.70,   2.66,  99.90,   1.98,   0.02,
04/20 21Z,  -0.70,   2.43,  99.90,   1.75,   0.02,  (min)
04/20 22Z,  -0.70,   3.10,  99.90,   2.42,   0.02,
04/20 23Z,  -0.60,   4.46,  99.90,   3.88,   0.02,
04/21 00Z,  -0.60,   6.20,  99.90,   5.62,   0.02,
04/21 01Z,  -0.50,   7.96,  99.90,   7.48,   0.02,
04/21 02Z,  -0.50,   9.40,  99.90,   8.92,   0.02,
04/21 03Z,  -0.60,  10.26,  99.90,   9.68,   0.02,
04/21 04Z,  -0.60,  10.40,  99.90,   9.82,   0.02,  (max)
04/21 05Z,  -0.70,   9.86,  99.90,   9.18,   0.02,
04/21 06Z,  -0.70,   8.87,  99.90,   8.19,   0.02,
04/21 07Z,  -0.70,   7.78,  99.90,   7.10,   0.02,
04/21 08Z,  -0.70,   6.94,  99.90,   6.26,   0.02,
04/21 09Z,  -0.70,   6.66,  99.90,   5.98,   0.02,  (min)
04/21 10Z,  -0.60,   7.05,  99.90,   6.47,   0.02,
04/21 11Z,  -0.60,   8.03,  99.90,   7.45,   0.02,
04/21 12Z,  -0.50,   9.38,  99.90,   8.90,   0.02,
04/21 13Z,  -0.50,  10.74,  99.90,  10.26,   0.02,
04/21 14Z,  -0.50,  11.76,  99.90,  11.28,   0.02,
04/21 15Z,  -0.50,  12.12,  99.90,  11.64,   0.02,  (max)
04/21 16Z,  -0.60,  11.65,  99.90,  11.07,   0.02,
04/21 17Z,  -0.70,  10.34,  99.90,   9.66,   0.02,
04/21 18Z,  -0.70,   8.41,  99.90,   7.73,   0.02,
04/21 19Z,  -0.80,   6.23,  99.90,   5.45,   0.02,
04/21 20Z,  -0.80,   4.24,  99.90,   3.46,   0.02,
04/21 21Z,  -0.80,   2.86,  99.90,   2.08,   0.02,
04/21 22Z,  -0.70,   2.33,  99.90,   1.65,   0.02,  (min)
04/21 23Z,  -0.60,   2.75,  99.90,   2.17,   0.02,
04/22 00Z,  -0.50,   3.99,  99.90,   3.51,   0.02,
04/22 01Z,  -0.40,   5.79,  99.90,   5.41,   0.02,
04/22 02Z,  -0.40,   7.77,  99.90,   7.39,   0.02,
04/22 03Z,  -0.40,   9.54,  99.90,   9.16,   0.02,
04/22 04Z,  -0.40,  10.74,  99.90,  10.36,   0.02,
04/22 05Z,  -0.50,  11.14,  99.90,  10.66,   0.02,  (max)
04/22 06Z,  -0.60,  10.70,  99.90,  10.12,   0.02,
04/22 07Z,  -0.70,   9.58,  99.90,   8.90,   0.02,
04/22 08Z,  -0.70,   8.14,  99.90,   7.46,   0.02,
04/22 09Z,  -0.70,   6.82,  99.90,   6.14,   0.02,
04/22 10Z,  -0.70,   6.02,  99.90,   5.34,   0.02,  (min)
04/22 11Z,  -0.60,   6.00,  99.90,   5.42,   0.02,
04/22 12Z,  -0.50,   6.78,  99.90,   6.29,   0.02,
04/22 13Z,  -0.50,   8.17,  99.90,   7.69,   0.02,
04/22 14Z,  -0.40,   9.81,  99.90,   9.43,   0.02,
04/22 15Z,  -0.50,  11.28,  99.90,  10.80,   0.02,
04/22 16Z,  -0.50,  12.14,  99.90,  11.65,   0.02,  (max)
04/22 17Z,  -0.60,  12.08,  99.90,  11.50,   0.02,
04/22 18Z,  -0.60,  11.03,  99.90,  10.45,   0.02,
04/22 19Z,  -0.70,   9.12,  99.90,   8.44,   0.02,
04/22 20Z,  -0.70,   6.73,  99.90,   6.05,   0.02,
04/22 21Z,  -0.60,   4.39,  99.90,   3.81,   0.02,
04/22 22Z,  -0.60,   2.62,  99.90,   2.04,   0.02,
04/22 23Z,  -0.50,   1.81,  99.90,   1.33,   0.02,  (min)
04/23 00Z,  -0.40,   2.14,  99.90,   1.76,   0.02,
04/23 01Z,  -0.40,   3.53,  99.90,   3.15,   0.02,
04/23 02Z,  -0.30,   5.69,  99.90,   5.41,   0.02,
04/23 03Z,  -0.40,   8.16,  99.90,   7.77,   0.02,
04/23 04Z,  -0.40,  10.40,  99.90,  10.01,   0.02,
04/23 05Z,  -0.50,  11.92,  99.90,  11.44,   0.02,
04/23 06Z,  -0.60,  12.39,  99.90,  11.81,   0.02,
04/23 07Z,  99.90,  11.72,  99.90,  99.90,   0.02,
04/23 08Z,  99.90,  10.10,  99.90,  99.90,   0.02,
04/23 09Z,  99.90,   7.98,  99.90,  99.90,   0.02,
04/23 10Z,  99.90,   5.96,  99.90,  99.90,   0.02,
04/23 11Z,  99.90,   4.60,  99.90,  99.90,   0.02,
04/23 12Z,  99.90,   4.29,  99.90,  99.90,   0.02,