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
#Nikiski, AK : 07/17/2025 17:22:55 GMT (units in feet HAT)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
07/16 00Z,  -0.70, -24.34, -24.73,  99.90,   0.31,  (min)
07/16 01Z,  -0.70, -19.53, -19.52,  99.90,   0.71,
07/16 02Z,  -0.70, -13.75, -14.47,  99.90,  -0.02,
07/16 03Z,  -0.60,  -9.01,  -9.98,  99.90,  -0.37,
07/16 04Z,  -0.60,  -5.98,  -6.59,  99.90,  -0.01,
07/16 05Z,  -0.70,  -4.76,  -5.21,  99.90,   0.25,  (max)
07/16 06Z,  -0.70,  -5.63,  -6.26,  99.90,   0.07,
07/16 07Z,  -0.70,  -8.60,  -9.58,  99.90,  -0.28,
07/16 08Z,  -0.70, -12.98, -13.82,  99.90,  -0.14,
07/16 09Z,  -0.70, -17.48, -17.76,  99.90,   0.42,
07/16 10Z,  -0.70, -20.99, -21.30,  99.90,   0.39,
07/16 11Z,  -0.70, -22.91, -23.62,  99.90,  -0.01,  (min)
07/16 12Z,  -0.80, -22.60, -23.24,  99.90,   0.16,
07/16 13Z,  -0.80, -19.56, -19.52,  99.90,   0.84,
07/16 14Z,  -0.80, -14.87, -15.18,  99.90,   0.49,
07/16 15Z,  -0.80, -10.61, -11.40,  99.90,   0.01,
07/16 16Z,  -0.80,  -7.88,  -8.43,  99.90,   0.25,
07/16 17Z,  -0.90,  -6.77,  -7.24,  99.90,   0.43,  (max)
07/16 18Z,  -0.80,  -7.43,  -8.11,  99.90,   0.12,
07/16 19Z,  -0.80, -10.02, -11.04,  99.90,  -0.22,
07/16 20Z,  -0.80, -14.12, -14.81,  99.90,   0.11,
07/16 21Z,  -0.80, -18.61, -18.63,  99.90,   0.78,
07/16 22Z,  -0.90, -22.23, -22.15,  99.90,   0.98,
07/16 23Z,  -0.90, -24.29, -24.86,  99.90,   0.33,
07/17 00Z,  -0.80, -24.35, -25.15,  99.90,   0.00,  (min)
07/17 01Z,  -0.70, -21.81, -21.60,  99.90,   0.91,
07/17 02Z,  -0.70, -17.00, -16.91,  99.90,   0.79,
07/17 03Z,  -0.70, -11.79, -12.45,  99.90,   0.04,
07/17 04Z,  -0.70,  -7.85,  -8.41,  99.90,   0.14,
07/17 05Z,  -0.70,  -5.56,  -5.81,  99.90,   0.45,
07/17 06Z,  -0.60,  -4.99,  -5.24,  99.90,   0.35,  (max)
07/17 07Z,  -0.60,  -6.41,  -7.03,  99.90,  -0.02,
07/17 08Z,  -0.50,  -9.72, -10.65,  99.90,  -0.43,
07/17 09Z,  -0.50, -14.09, -14.70,  99.90,  -0.11,
07/17 10Z,  -0.50, -18.26, -18.45,  99.90,   0.31,
07/17 11Z,  -0.40, -21.35, -21.80,  99.90,  -0.05,
07/17 12Z,  -0.40, -22.98, -23.86,  99.90,  -0.48,  (min)
07/17 13Z,  -0.40, -22.54, -23.24,  99.90,  -0.30,
07/17 14Z,  -0.40, -19.64, -19.79,  99.90,   0.25,
07/17 15Z,  -0.40, -15.42, -15.82,  99.90,  -0.00,
07/17 16Z,  -0.40, -11.69, -12.38,  99.90,  -0.29,
07/17 17Z,  -0.40,  -9.24,  -9.63,  99.90,   0.01,
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
07/17 18Z,  -0.30,  -8.12,  99.90,  -8.41,   0.01,  (max)
07/17 19Z,  -0.30,  -8.61,  99.90,  -8.91,   0.01,
07/17 20Z,  -0.30, -10.90,  99.90, -11.19,   0.01,
07/17 21Z,  -0.30, -14.48,  99.90, -14.77,   0.01,
07/17 22Z,  -0.30, -18.19,  99.90, -18.48,   0.01,
07/17 23Z,  -0.30, -20.96,  99.90, -21.25,   0.01,
07/18 00Z,  -0.30, -22.36,  99.90, -22.65,   0.01,  (min)
07/18 01Z,  -0.30, -22.06,  99.90, -22.35,   0.01,
07/18 02Z,  -0.30, -19.46,  99.90, -19.75,   0.01,
07/18 03Z,  -0.30, -15.04,  99.90, -15.33,   0.01,
07/18 04Z,  -0.30, -10.57,  99.90, -10.86,   0.01,
07/18 05Z,  -0.20,  -7.36,  99.90,  -7.55,   0.01,
07/18 06Z,  -0.20,  -5.62,  99.90,  -5.80,   0.01,
07/18 07Z,  -0.20,  -5.45,  99.90,  -5.64,   0.01,  (max)
07/18 08Z,  -0.20,  -7.15,  99.90,  -7.34,   0.01,
07/18 09Z,  -0.20, -10.51,  99.90, -10.70,   0.01,
07/18 10Z,  -0.10, -14.66,  99.90, -14.75,   0.01,
07/18 11Z,  -0.10, -18.47,  99.90, -18.56,   0.01,
07/18 12Z,  -0.10, -21.32,  99.90, -21.41,   0.01,
07/18 13Z,  -0.10, -22.99,  99.90, -23.08,   0.01,  (min)
07/18 14Z,  -0.10, -22.78,  99.90, -22.87,   0.01,
07/18 15Z,  -0.10, -20.29,  99.90, -20.38,   0.01,
07/18 16Z,  -0.10, -16.59,  99.90, -16.68,   0.01,
07/18 17Z,  -0.10, -13.24,  99.90, -13.33,   0.01,
07/18 18Z,  -0.20, -10.78,  99.90, -10.96,   0.01,
07/18 19Z,  -0.10,  -9.35,  99.90,  -9.44,   0.01,  (max)
07/18 20Z,  -0.10,  -9.42,  99.90,  -9.50,   0.01,
07/18 21Z,  -0.10, -11.17,  99.90, -11.26,   0.01,
07/18 22Z,  -0.10, -14.05,  99.90, -14.14,   0.01,
07/18 23Z,  -0.10, -17.00,  99.90, -17.08,   0.01,
07/19 00Z,  -0.10, -19.14,  99.90, -19.23,   0.01,
07/19 01Z,  -0.10, -20.28,  99.90, -20.36,   0.01,  (min)
07/19 02Z,  -0.10, -20.02,  99.90, -20.11,   0.01,
07/19 03Z,  -0.10, -17.72,  99.90, -17.81,   0.01,
07/19 04Z,  -0.10, -13.87,  99.90, -13.96,   0.01,
07/19 05Z,  -0.10, -10.10,  99.90, -10.19,   0.01,
07/19 06Z,  -0.10,  -7.41,  99.90,  -7.50,   0.01,
07/19 07Z,  -0.10,  -5.91,  99.90,  -6.00,   0.01,
07/19 08Z,  -0.10,  -5.87,  99.90,  -5.96,   0.01,  (max)
07/19 09Z,  -0.10,  -7.59,  99.90,  -7.67,   0.01,
07/19 10Z,   0.00, -10.82,  99.90, -10.81,   0.01,
07/19 11Z,   0.00, -14.69,  99.90, -14.68,   0.01,
07/19 12Z,   0.00, -18.27,  99.90, -18.26,   0.01,
07/19 13Z,   0.00, -21.20,  99.90, -21.19,   0.01,
07/19 14Z,   0.00, -23.24,  99.90, -23.23,   0.01,
07/19 15Z,   0.00, -23.49,  99.90, -23.48,   0.01,  (min)
07/19 16Z,   0.00, -21.45,  99.90, -21.44,   0.01,
07/19 17Z,   0.00, -18.15,  99.90, -18.14,   0.01,
07/19 18Z,   0.00, -14.89,  99.90, -14.88,   0.01,
07/19 19Z,   0.00, -12.09,  99.90, -12.08,   0.01,
07/19 20Z,   0.00, -10.11,  99.90, -10.10,   0.01,
07/19 21Z,   0.00,  -9.58,  99.90,  -9.57,   0.01,  (max)
07/19 22Z,   0.00, -10.73,  99.90, -10.71,   0.01,
07/19 23Z,   0.00, -12.98,  99.90, -12.97,   0.01,
07/20 00Z,   0.00, -15.37,  99.90, -15.36,   0.01,
07/20 01Z,   0.00, -17.27,  99.90, -17.26,   0.01,
07/20 02Z,   0.00, -18.56,  99.90, -18.55,   0.01,
07/20 03Z,   0.00, -18.68,  99.90, -18.67,   0.01,  (min)
07/20 04Z,   0.00, -16.84,  99.90, -16.83,   0.01,
07/20 05Z,   0.00, -13.53,  99.90, -13.52,   0.01,
07/20 06Z,   0.00, -10.22,  99.90, -10.21,   0.01,
07/20 07Z,   0.00,  -7.71,  99.90,  -7.69,   0.01,
07/20 08Z,   0.00,  -6.16,  99.90,  -6.15,   0.01,
07/20 09Z,  -0.10,  -6.00,  99.90,  -6.09,   0.01,  (max)
07/20 10Z,  -0.10,  -7.59,  99.90,  -7.68,   0.01,
07/20 11Z,   0.00, -10.66,  99.90, -10.65,   0.01,
07/20 12Z,   0.00, -14.37,  99.90, -14.36,   0.01,
07/20 13Z,   0.00, -17.98,  99.90, -17.97,   0.01,
07/20 14Z,   0.00, -21.29,  99.90, -21.28,   0.01,
07/20 15Z,  -0.10, -23.89,  99.90, -23.98,   0.01,
07/20 16Z,  -0.10, -24.63,  99.90, -24.72,   0.01,  (min)
07/20 17Z,  -0.20, -22.92,  99.90, -23.11,   0.01,
07/20 18Z,  -0.20, -19.74,  99.90, -19.93,   0.01,
07/20 19Z,  -0.20, -16.21,  99.90, -16.40,   0.01,
07/20 20Z,  -0.20, -12.82,  99.90, -13.01,   0.01,
07/20 21Z,  -0.20, -10.17,  99.90, -10.36,   0.01,
07/20 22Z,  -0.20,  -9.06,  99.90,  -9.25,   0.01,  (max)
07/20 23Z,  -0.20,  -9.73,  99.90,  -9.92,   0.01,
07/21 00Z,  -0.20, -11.61,  99.90, -11.80,   0.01,
07/21 01Z,  -0.20, -13.80,  99.90, -13.99,   0.01,
07/21 02Z,  -0.20, -15.86,  99.90, -16.05,   0.01,
07/21 03Z,  -0.20, -17.61,  99.90, -17.80,   0.01,
07/21 04Z,  -0.20, -18.23,  99.90, -18.42,   0.01,  (min)
07/21 05Z,  -0.20, -16.79,  99.90, -16.98,   0.01,
07/21 06Z,  -0.10, -13.80,  99.90, -13.89,   0.01,
07/21 07Z,  -0.10, -10.61,  99.90, -10.70,   0.01,
07/21 08Z,  -0.10,  -7.94,  99.90,  -8.03,   0.01,
07/21 09Z,  -0.10,  -6.11,  99.90,  -6.20,   0.01,
07/21 10Z,  -0.10,  -5.74,  99.90,  -5.83,   0.01,  (max)
07/21 11Z,  -0.10,  -7.22,  99.90,  -7.31,   0.01,
07/21 12Z,  -0.10, -10.24,  99.90, -10.33,   0.01,