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
#Seward, AK : 12/13/2025 07:23:14 GMT (units in feet MHHW)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
12/11 12Z,   0.70,  -5.60,  -6.53,  99.90,  -1.63,
12/11 13Z,   0.70,  -3.65,  -4.67,  99.90,  -1.72,
12/11 14Z,   0.60,  -2.12,  -3.14,  99.90,  -1.62,
12/11 15Z,   0.60,  -1.29,  -2.31,  99.90,  -1.62,  (max)
12/11 16Z,   0.60,  -1.25,  -2.33,  99.90,  -1.68,
12/11 17Z,   0.60,  -1.96,  -3.25,  99.90,  -1.89,
12/11 18Z,   0.50,  -3.24,  -4.42,  99.90,  -1.68,
12/11 19Z,   0.40,  -4.74,  -5.89,  99.90,  -1.55,
12/11 20Z,   0.40,  -5.99,  -7.28,  99.90,  -1.69,
12/11 21Z,   0.40,  -6.66,  -8.13,  99.90,  -1.87,  (min)
12/11 22Z,   0.40,  -6.62,  -8.06,  99.90,  -1.84,
12/11 23Z,   0.40,  -5.96,  -7.38,  99.90,  -1.82,
12/12 00Z,   0.30,  -4.87,  -6.33,  99.90,  -1.76,
12/12 01Z,   0.20,  -3.64,  -5.16,  99.90,  -1.72,
12/12 02Z,   0.10,  -2.65,  -4.14,  99.90,  -1.59,
12/12 03Z,   0.10,  -2.20,  -3.71,  99.90,  -1.61,  (max)
12/12 04Z,   0.10,  -2.43,  -3.90,  99.90,  -1.57,
12/12 05Z,   0.10,  -3.31,  -4.86,  99.90,  -1.65,
12/12 06Z,   0.00,  -4.73,  -6.25,  99.90,  -1.52,
12/12 07Z,   0.00,  -6.38,  -7.86,  99.90,  -1.48,
12/12 08Z,   0.00,  -7.83,  -9.17,  99.90,  -1.34,
12/12 09Z,   0.00,  -8.69, -10.17,  99.90,  -1.48,  (min)
12/12 10Z,   0.10,  -8.75, -10.10,  99.90,  -1.45,
12/12 11Z,   0.10,  -8.01,  -9.30,  99.90,  -1.39,
12/12 12Z,   0.00,  -6.65,  -7.93,  99.90,  -1.28,
12/12 13Z,   0.00,  -4.92,  -6.23,  99.90,  -1.31,
12/12 14Z,   0.00,  -3.19,  -4.52,  99.90,  -1.33,
12/12 15Z,   0.00,  -1.84,  -3.10,  99.90,  -1.26,
12/12 16Z,   0.10,  -1.14,  -2.38,  99.90,  -1.34,  (max)
12/12 17Z,   0.00,  -1.17,  -2.53,  99.90,  -1.36,
12/12 18Z,   0.00,  -1.91,  -3.15,  99.90,  -1.24,
12/12 19Z,   0.20,  -3.22,  -4.38,  99.90,  -1.36,
12/12 20Z,   0.20,  -4.75,  -5.96,  99.90,  -1.41,
12/12 21Z,   0.30,  -6.08,  -7.55,  99.90,  -1.77,
12/12 22Z,   0.20,  -6.90,  -8.24,  99.90,  -1.54,
12/12 23Z,   0.30,  -7.09,  -8.44,  99.90,  -1.65,  (min)
12/13 00Z,   0.20,  -6.67,  -7.83,  99.90,  -1.36,
12/13 01Z,   0.10,  -5.78,  -7.16,  99.90,  -1.48,
12/13 02Z,   0.20,  -4.66,  -6.01,  99.90,  -1.55,
12/13 03Z,   0.20,  -3.66,  -4.88,  99.90,  -1.42,
12/13 04Z,   0.10,  -3.08,  -4.30,  99.90,  -1.32,  (max)
12/13 05Z,   0.00,  -3.06,  -4.50,  99.90,  -1.44,
12/13 06Z,   0.10,  -3.62,  -4.96,  99.90,  -1.44,
12/13 07Z,   0.30,  -4.67,  -5.77,  99.90,  -1.40,
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
12/13 08Z,   0.40,  -5.97,  99.90,  -6.98,  -1.41,
12/13 09Z,   0.10,  -7.13,  99.90,  -8.46,  -1.42,
12/13 10Z,   0.10,  -7.80,  99.90,  -9.13,  -1.44,  (min)
12/13 11Z,   0.20,  -7.79,  99.90,  -9.04,  -1.45,
12/13 12Z,   0.40,  -7.10,  99.90,  -8.17,  -1.46,
12/13 13Z,   0.10,  -5.85,  99.90,  -7.23,  -1.48,
12/13 14Z,   0.10,  -4.26,  99.90,  -5.65,  -1.49,
12/13 15Z,   0.30,  -2.67,  99.90,  -3.87,  -1.50,
12/13 16Z,   0.40,  -1.46,  99.90,  -2.58,  -1.52,
12/13 17Z,   0.30,  -0.88,  99.90,  -2.11,  -1.53,  (max)
12/13 18Z,   0.40,  -1.03,  99.90,  -2.17,  -1.54,
12/13 19Z,   0.60,  -1.88,  99.90,  -2.84,  -1.56,
12/13 20Z,   0.70,  -3.30,  99.90,  -4.16,  -1.56,
12/13 21Z,   0.70,  -4.96,  99.90,  -5.81,  -1.56,
12/13 22Z,   0.80,  -6.43,  99.90,  -7.19,  -1.56,
12/13 23Z,   0.80,  -7.42,  99.90,  -8.18,  -1.56,
12/14 00Z,   0.80,  -7.78,  99.90,  -8.54,  -1.56,  (min)
12/14 01Z,   0.70,  -7.48,  99.90,  -8.34,  -1.56,
12/14 02Z,   1.00,  -6.62,  99.90,  -7.18,  -1.56,
12/14 03Z,   1.10,  -5.45,  99.90,  -5.91,  -1.56,
12/14 04Z,   1.00,  -4.33,  99.90,  -4.89,  -1.56,
12/14 05Z,   1.00,  -3.56,  99.90,  -4.11,  -1.56,
12/14 06Z,   1.10,  -3.30,  99.90,  -3.76,  -1.56,  (max)
12/14 07Z,   1.20,  -3.60,  99.90,  -3.96,  -1.56,
12/14 08Z,   1.10,  -4.41,  99.90,  -4.86,  -1.56,
12/14 09Z,   1.10,  -5.49,  99.90,  -5.94,  -1.56,
12/14 10Z,   1.20,  -6.48,  99.90,  -6.83,  -1.56,
12/14 11Z,   1.10,  -7.04,  99.90,  -7.49,  -1.56,
12/14 12Z,   1.00,  -7.00,  99.90,  -7.55,  -1.56,  (min)
12/14 13Z,   0.90,  -6.33,  99.90,  -6.99,  -1.56,
12/14 14Z,   1.00,  -5.12,  99.90,  -5.68,  -1.56,
12/14 15Z,   1.00,  -3.58,  99.90,  -4.14,  -1.56,
12/14 16Z,   1.00,  -2.08,  99.90,  -2.64,  -1.56,
12/14 17Z,   1.10,  -1.00,  99.90,  -1.46,  -1.56,
12/14 18Z,   1.20,  -0.58,  99.90,  -0.93,  -1.56,  (max)
12/14 19Z,   1.30,  -0.90,  99.90,  -1.16,  -1.56,
12/14 20Z,   1.30,  -1.96,  99.90,  -2.22,  -1.56,
12/14 21Z,   1.40,  -3.59,  99.90,  -3.75,  -1.56,
12/14 22Z,   1.40,  -5.44,  99.90,  -5.59,  -1.56,
12/14 23Z,   1.60,  -7.07,  99.90,  -7.03,  -1.56,
12/15 00Z,   1.90,  -8.17,  99.90,  -7.83,  -1.56,
12/15 01Z,   1.60,  -8.57,  99.90,  -8.53,  -1.56,  (min)
12/15 02Z,   1.50,  -8.23,  99.90,  -8.29,  -1.56,
12/15 03Z,   1.50,  -7.24,  99.90,  -7.29,  -1.56,
12/15 04Z,   1.80,  -5.89,  99.90,  -5.64,  -1.56,
12/15 05Z,   1.80,  -4.57,  99.90,  -4.33,  -1.56,
12/15 06Z,   1.70,  -3.61,  99.90,  -3.47,  -1.56,
12/15 07Z,   1.70,  -3.18,  99.90,  -3.04,  -1.56,  (max)
12/15 08Z,   1.80,  -3.35,  99.90,  -3.11,  -1.56,
12/15 09Z,   1.80,  -4.06,  99.90,  -3.81,  -1.56,
12/15 10Z,   1.60,  -5.06,  99.90,  -5.01,  -1.56,
12/15 11Z,   2.20,  -5.98,  99.90,  -5.33,  -1.56,
12/15 12Z,   2.10,  -6.49,  99.90,  -5.94,  -1.56,
12/15 13Z,   2.00,  -6.40,  99.90,  -5.96,  -1.56,  (min)
12/15 14Z,   2.10,  -5.69,  99.90,  -5.14,  -1.56,
12/15 15Z,   2.20,  -4.42,  99.90,  -3.78,  -1.56,
12/15 16Z,   2.10,  -2.87,  99.90,  -2.33,  -1.56,
12/15 17Z,   1.80,  -1.44,  99.90,  -1.20,  -1.56,
12/15 18Z,   1.80,  -0.50,  99.90,  -0.26,  -1.56,
12/15 19Z,   1.70,  -0.29,  99.90,  -0.15,  -1.56,  (max)
12/15 20Z,   2.00,  -0.89,  99.90,  -0.44,  -1.56,
12/15 21Z,   2.00,  -2.24,  99.90,  -1.80,  -1.56,
12/15 22Z,   2.00,  -4.14,  99.90,  -3.70,  -1.56,
12/15 23Z,   1.80,  -6.19,  99.90,  -5.95,  -1.56,
12/16 00Z,   1.80,  -7.93,  99.90,  -7.69,  -1.56,
12/16 01Z,   1.90,  -9.03,  99.90,  -8.69,  -1.56,
12/16 02Z,   1.80,  -9.32,  99.90,  -9.08,  -1.56,  (min)
12/16 03Z,   1.80,  -8.76,  99.90,  -8.51,  -1.56,
12/16 04Z,   1.80,  -7.49,  99.90,  -7.25,  -1.56,
12/16 05Z,   1.80,  -5.89,  99.90,  -5.65,  -1.56,
12/16 06Z,   1.70,  -4.38,  99.90,  -4.24,  -1.56,
12/16 07Z,   1.70,  -3.31,  99.90,  -3.16,  -1.56,
12/16 08Z,   1.70,  -2.84,  99.90,  -2.69,  -1.56,  (max)
12/16 09Z,   1.80,  -3.02,  99.90,  -2.77,  -1.56,
12/16 10Z,   1.80,  -3.77,  99.90,  -3.52,  -1.56,
12/16 11Z,   1.70,  -4.80,  99.90,  -4.66,  -1.56,
12/16 12Z,   1.70,  -5.71,  99.90,  -5.57,  -1.56,
12/16 13Z,   1.50,  -6.16,  99.90,  -6.22,  -1.56,  (min)
12/16 14Z,   1.50,  -5.97,  99.90,  -6.03,  -1.56,
12/16 15Z,   1.50,  -5.12,  99.90,  -5.17,  -1.56,
12/16 16Z,   1.50,  -3.73,  99.90,  -3.78,  -1.56,
12/16 17Z,   1.40,  -2.13,  99.90,  -2.28,  -1.56,
12/16 18Z,   1.30,  -0.77,  99.90,  -1.02,  -1.56,
12/16 19Z,   1.30,  -0.03,  99.90,  -0.29,  -1.56,  (max)
12/16 20Z,   1.30,  -0.11,  99.90,  -0.37,  -1.56,
12/16 21Z,   1.30,  -1.05,  99.90,  -1.31,  -1.56,
12/16 22Z,   1.30,  -2.76,  99.90,  -3.01,  -1.56,
12/16 23Z,   1.30,  -4.95,  99.90,  -5.20,  -1.56,
12/17 00Z,   1.30,  -7.16,  99.90,  -7.41,  -1.56,