EXTRA-TROPICAL  STORM  SURGE
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hat-on
mhhw-on
msl-on
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Alaska
Gulf of Alaska
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Surge List
#Port Heiden, AK : 05/11/2026 09:21:04 GMT (units in feet MLLW)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
05/09 18Z,   0.00,  11.88,  99.90,  11.88,   0.00,  (max)
05/09 19Z,   0.00,  11.59,  99.90,  11.59,   0.00,
05/09 20Z,   0.00,  10.80,  99.90,  10.80,   0.00,
05/09 21Z,   0.00,   9.43,  99.90,   9.43,   0.00,
05/09 22Z,   0.00,   7.72,  99.90,   7.72,   0.00,
05/09 23Z,   0.00,   6.35,  99.90,   6.35,   0.00,
05/10 00Z,   0.00,   6.15,  99.90,   6.15,   0.00,  (min)
05/10 01Z,   0.00,   6.96,  99.90,   6.96,   0.00,
05/10 02Z,   0.00,   7.82,  99.90,   7.82,   0.00,
05/10 03Z,   0.10,   8.14,  99.90,   8.24,   0.00,  (max)
05/10 04Z,   0.10,   8.09,  99.90,   8.19,   0.00,  (min)
05/10 05Z,   0.20,   8.05,  99.90,   8.25,   0.00,  (max)
05/10 06Z,   0.10,   7.93,  99.90,   8.03,   0.00,
05/10 07Z,   0.20,   7.46,  99.90,   7.66,   0.00,
05/10 08Z,   0.20,   6.49,  99.90,   6.69,   0.00,
05/10 09Z,   0.20,   5.13,  99.90,   5.33,   0.00,
05/10 10Z,   0.20,   3.76,  99.90,   3.96,   0.00,
05/10 11Z,   0.20,   3.05,  99.90,   3.25,   0.00,  (min)
05/10 12Z,   0.20,   3.81,  99.90,   4.01,   0.00,
05/10 13Z,   0.20,   6.07,  99.90,   6.27,   0.00,
05/10 14Z,   0.20,   8.67,  99.90,   8.87,   0.00,
05/10 15Z,   0.20,  10.53,  99.90,  10.73,   0.00,
05/10 16Z,   0.20,  11.44,  99.90,  11.64,   0.00,
05/10 17Z,   0.20,  11.73,  99.90,  11.93,   0.00,  (max)
05/10 18Z,   0.10,  11.75,  99.90,  11.85,   0.00,
05/10 19Z,   0.00,  11.59,  99.90,  11.59,   0.00,
05/10 20Z,   0.00,  11.02,  99.90,  11.02,   0.00,
05/10 21Z,   0.00,   9.87,  99.90,   9.87,   0.00,
05/10 22Z,   0.00,   8.19,  99.90,   8.19,   0.00,
05/10 23Z,   0.00,   6.38,  99.90,   6.38,   0.00,
05/11 00Z,   0.00,   5.27,  99.90,   5.27,   0.00,  (min)
05/11 01Z,   0.00,   5.55,  99.90,   5.55,   0.00,
05/11 02Z,   0.00,   6.82,  99.90,   6.82,   0.00,
05/11 03Z,   0.00,   7.94,  99.90,   7.94,   0.00,
05/11 04Z,   0.00,   8.41,  99.90,   8.41,   0.00,
05/11 05Z,   0.00,   8.47,  99.90,   8.47,   0.00,  (max)
05/11 06Z,   0.00,   8.45,  99.90,   8.45,   0.00,
05/11 07Z,  -0.10,   8.33,  99.90,   8.23,   0.00,
05/11 08Z,  -0.10,   7.84,  99.90,   7.74,   0.00,
05/11 09Z,  -0.10,   6.86,  99.90,   6.76,   0.00,
05/11 10Z,  -0.10,   5.52,  99.90,   5.42,   0.00,
05/11 11Z,  -0.10,   4.25,  99.90,   4.15,   0.00,
05/11 12Z,  -0.20,   3.77,  99.90,   3.57,   0.00,  (min)
05/11 13Z,  -0.20,   4.80,  99.90,   4.60,   0.00,
05/11 14Z,  -0.30,   7.09,  99.90,   6.79,   0.00,
05/11 15Z,  -0.40,   9.40,  99.90,   9.00,   0.00,
05/11 16Z,  -0.50,  10.83,  99.90,  10.33,   0.00,
05/11 17Z,  -0.50,  11.41,  99.90,  10.91,   0.00,
05/11 18Z,  -0.50,  11.54,  99.90,  11.04,   0.00,  (max)
05/11 19Z,  -0.50,  11.47,  99.90,  10.97,   0.00,
05/11 20Z,  -0.60,  11.10,  99.90,  10.50,   0.00,
05/11 21Z,  -0.70,  10.15,  99.90,   9.45,   0.00,
05/11 22Z,  -0.70,   8.58,  99.90,   7.88,   0.00,
05/11 23Z,  -0.80,   6.61,  99.90,   5.81,   0.00,
05/12 00Z,  -1.00,   4.80,  99.90,   3.80,   0.00,
05/12 01Z,  -1.20,   4.08,  99.90,   2.88,   0.00,  (min)
05/12 02Z,  -1.30,   4.98,  99.90,   3.68,   0.00,
05/12 03Z,  -1.40,   6.77,  99.90,   5.37,   0.00,
05/12 04Z,  -1.20,   8.21,  99.90,   7.01,   0.00,
05/12 05Z,  -1.10,   8.88,  99.90,   7.78,   0.00,
05/12 06Z,  -0.80,   9.04,  99.90,   8.24,   0.00,
05/12 07Z,  -0.50,   9.04,  99.90,   8.54,   0.00,
05/12 08Z,  -0.30,   8.94,  99.90,   8.64,   0.00,  (max)
05/12 09Z,   0.00,   8.46,  99.90,   8.46,   0.00,
05/12 10Z,   0.10,   7.47,  99.90,   7.57,   0.00,
05/12 11Z,   0.30,   6.14,  99.90,   6.44,   0.00,
05/12 12Z,   0.50,   4.94,  99.90,   5.44,   0.00,
05/12 13Z,   0.60,   4.60,  99.90,   5.20,   0.00,  (min)
05/12 14Z,   0.70,   5.77,  99.90,   6.47,   0.00,
05/12 15Z,   0.60,   7.96,  99.90,   8.56,   0.00,
05/12 16Z,   0.60,   9.90,  99.90,  10.50,   0.00,
05/12 17Z,   0.50,  10.91,  99.90,  11.41,   0.00,
05/12 18Z,   0.40,  11.22,  99.90,  11.62,   0.00,
05/12 19Z,   0.40,  11.25,  99.90,  11.65,   0.00,  (max)
05/12 20Z,   0.30,  11.04,  99.90,  11.34,   0.00,
05/12 21Z,   0.20,  10.35,  99.90,  10.55,   0.00,
05/12 22Z,   0.10,   8.96,  99.90,   9.06,   0.00,
05/12 23Z,   0.00,   6.96,  99.90,   6.96,   0.00,
05/13 00Z,   0.00,   4.75,  99.90,   4.75,   0.00,
05/13 01Z,  -0.10,   3.07,  99.90,   2.97,   0.00,
05/13 02Z,  -0.20,   2.89,  99.90,   2.69,   0.00,  (min)
05/13 03Z,  -0.20,   4.51,  99.90,   4.31,   0.00,
05/13 04Z,  -0.10,   6.86,  99.90,   6.76,   0.00,
05/13 05Z,   0.00,   8.66,  99.90,   8.66,   0.00,
05/13 06Z,   0.00,   9.54,  99.90,   9.54,   0.00,
05/13 07Z,   0.00,   9.81,  99.90,   9.81,   0.00,
05/13 08Z,   0.00,   9.83,  99.90,   9.83,   0.00,  (max)
05/13 09Z,   0.00,   9.74,  99.90,   9.74,   0.00,
05/13 10Z,   0.00,   9.26,  99.90,   9.26,   0.00,
05/13 11Z,   0.00,   8.26,  99.90,   8.26,   0.00,
05/13 12Z,   0.00,   6.91,  99.90,   6.91,   0.00,
05/13 13Z,   0.00,   5.70,  99.90,   5.70,   0.00,
05/13 14Z,  -0.10,   5.44,  99.90,   5.34,   0.00,  (min)
05/13 15Z,  -0.10,   6.63,  99.90,   6.53,   0.00,
05/13 16Z,  -0.10,   8.63,  99.90,   8.53,   0.00,
05/13 17Z,  -0.10,  10.16,  99.90,  10.06,   0.00,
05/13 18Z,   0.00,  10.80,  99.90,  10.80,   0.00,
05/13 19Z,   0.00,  10.93,  99.90,  10.93,   0.00,  (max)
05/13 20Z,   0.00,  10.87,  99.90,  10.87,   0.00,
05/13 21Z,   0.00,  10.44,  99.90,  10.44,   0.00,
05/13 22Z,   0.00,   9.35,  99.90,   9.35,   0.00,
05/13 23Z,   0.00,   7.48,  99.90,   7.48,   0.00,
05/14 00Z,  -0.10,   5.09,  99.90,   4.99,   0.00,
05/14 01Z,  -0.10,   2.73,  99.90,   2.63,   0.00,
05/14 02Z,  -0.10,   1.31,  99.90,   1.21,   0.00,  (min)
05/14 03Z,  -0.10,   1.81,  99.90,   1.71,   0.00,
05/14 04Z,  -0.10,   4.20,  99.90,   4.10,   0.00,
05/14 05Z,  -0.10,   7.12,  99.90,   7.02,   0.00,
05/14 06Z,  -0.10,   9.27,  99.90,   9.17,   0.00,
05/14 07Z,  -0.20,  10.36,  99.90,  10.16,   0.00,
05/14 08Z,  -0.20,  10.74,  99.90,  10.54,   0.00,
05/14 09Z,  -0.20,  10.78,  99.90,  10.58,   0.00,  (max)
05/14 10Z,  -0.20,  10.68,  99.90,  10.48,   0.00,
05/14 11Z,  -0.20,  10.18,  99.90,   9.98,   0.00,
05/14 12Z,  -0.20,   9.12,  99.90,   8.92,   0.00,
05/14 13Z,  -0.20,   7.69,  99.90,   7.49,   0.00,
05/14 14Z,  -0.20,   6.41,  99.90,   6.21,   0.00,
05/14 15Z,  -0.30,   6.15,  99.90,   5.85,   0.00,  (min)
05/14 16Z,  -0.20,   7.30,  99.90,   7.10,   0.00,
05/14 17Z,  -0.20,   9.06,  99.90,   8.86,   0.00,
05/14 18Z,  -0.20,  10.22,  99.90,  10.02,   0.00,
05/14 19Z,  -0.20,  10.57,  99.90,  10.37,   0.00,
05/14 20Z,  -0.20,  10.59,  99.90,  10.39,   0.00,  (max)
05/14 21Z,  -0.20,  10.42,  99.90,  10.22,   0.00,
05/14 22Z,  -0.20,   9.71,  99.90,   9.51,   0.00,
05/14 23Z,  -0.20,   8.20,  99.90,   8.00,   0.00,
05/15 00Z,  -0.30,   5.87,  99.90,   5.57,   0.00,
05/15 01Z,  99.90,   3.14,  99.90,  99.90,   0.00,
05/15 02Z,  99.90,   0.72,  99.90,  99.90,   0.00,
05/15 03Z,  99.90,  -0.31,  99.90,  99.90,   0.00,
05/15 04Z,  99.90,   0.93,  99.90,  99.90,   0.00,
05/15 05Z,  99.90,   4.07,  99.90,  99.90,   0.00,
05/15 06Z,  99.90,   7.53,  99.90,  99.90,   0.00,