EXTRA-TROPICAL  STORM  SURGE
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hat-on
mhhw-on
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Alaska
Gulf of Alaska
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Elfin Cove, AK
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Seward, AK
Seldovia, AK
Nikiski, AK
Anchorage, AK
Kodiak Island, AK
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Sand Point, AK
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Adak Island, AK
Atka, AK
Unalaska, AK
Surge List
Gulf of Alaska
#Seward, AK : 07/14/2026 18:23:00 GMT (units in feet HAT)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
07/13 00Z,   0.80,  -8.53,  -8.65,  99.90,  -0.92,
07/13 01Z,   0.80,  -9.77,  -9.95,  99.90,  -0.98,
07/13 02Z,   0.80, -10.32, -10.52,  99.90,  -1.00,  (min)
07/13 03Z,   0.70,  -9.93, -10.14,  99.90,  -0.91,
07/13 04Z,   0.70,  -8.61,  -8.80,  99.90,  -0.89,
07/13 05Z,   0.80,  -6.61,  -6.88,  99.90,  -1.07,
07/13 06Z,   0.70,  -4.40,  -4.69,  99.90,  -0.99,
07/13 07Z,   0.70,  -2.58,  -2.97,  99.90,  -1.09,
07/13 08Z,   0.70,  -1.68,  -2.12,  99.90,  -1.14,  (max)
07/13 09Z,   0.70,  -2.00,  -2.57,  99.90,  -1.27,
07/13 10Z,   0.70,  -3.56,  -4.09,  99.90,  -1.23,
07/13 11Z,   0.60,  -6.16,  -6.62,  99.90,  -1.06,
07/13 12Z,   0.60,  -9.37,  -9.84,  99.90,  -1.07,
07/13 13Z,   0.50, -12.57, -12.92,  99.90,  -0.85,
07/13 14Z,   0.50, -15.04, -15.33,  99.90,  -0.79,
07/13 15Z,   0.50, -16.26, -16.60,  99.90,  -0.84,  (min)
07/13 16Z,   0.50, -16.06, -16.36,  99.90,  -0.80,
07/13 17Z,   0.50, -14.57, -15.03,  99.90,  -0.96,
07/13 18Z,   0.50, -12.16, -12.59,  99.90,  -0.93,
07/13 19Z,   0.50,  -9.44,  -9.94,  99.90,  -1.00,
07/13 20Z,   0.60,  -7.06,  -7.69,  99.90,  -1.23,
07/13 21Z,   0.60,  -5.53,  -6.13,  99.90,  -1.20,
07/13 22Z,   0.60,  -5.06,  -5.57,  99.90,  -1.11,  (max)
07/13 23Z,   0.60,  -5.63,  -6.10,  99.90,  -1.07,
07/14 00Z,   0.50,  -7.03,  -7.41,  99.90,  -0.88,
07/14 01Z,   0.50,  -8.78,  -9.20,  99.90,  -0.92,
07/14 02Z,   0.50, -10.26, -10.73,  99.90,  -0.97,
07/14 03Z,   0.50, -10.90, -11.37,  99.90,  -0.97,  (min)
07/14 04Z,   0.50, -10.42, -10.89,  99.90,  -0.97,
07/14 05Z,   0.50,  -8.87,  -9.21,  99.90,  -0.84,
07/14 06Z,   0.50,  -6.59,  -6.97,  99.90,  -0.88,
07/14 07Z,   0.50,  -4.13,  -4.57,  99.90,  -0.94,
07/14 08Z,   0.50,  -2.17,  -2.56,  99.90,  -0.89,
07/14 09Z,   0.50,  -1.28,  -1.65,  99.90,  -0.87,  (max)
07/14 10Z,   0.50,  -1.74,  -2.37,  99.90,  -1.13,
07/14 11Z,   0.50,  -3.56,  -4.09,  99.90,  -1.03,
07/14 12Z,   0.50,  -6.48,  -6.88,  99.90,  -0.90,
07/14 13Z,   0.50,  -9.99, -10.49,  99.90,  -1.00,
07/14 14Z,   0.50, -13.36, -13.64,  99.90,  -0.78,
07/14 15Z,   0.50, -15.81, -16.01,  99.90,  -0.70,
07/14 16Z,   0.50, -16.84, -17.02,  99.90,  -0.68,  (min)
07/14 17Z,   0.60, -16.29, -16.58,  99.90,  -0.89,
07/14 18Z,   0.60, -14.39, -14.71,  99.90,  -0.92,
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
07/14 19Z,   0.60, -11.60,  99.90, -11.94,  -0.93,
07/14 20Z,   0.80,  -8.64,  99.90,  -8.79,  -0.95,
07/14 21Z,   0.70,  -6.20,  99.90,  -6.46,  -0.96,
07/14 22Z,   0.60,  -4.78,  99.90,  -5.15,  -0.97,
07/14 23Z,   0.80,  -4.56,  99.90,  -4.74,  -0.98,  (max)
07/15 00Z,   0.90,  -5.48,  99.90,  -5.58,  -1.00,
07/15 01Z,   0.90,  -7.25,  99.90,  -7.36,  -1.01,
07/15 02Z,   0.80,  -9.30,  99.90,  -9.52,  -1.02,
07/15 03Z,   0.90, -10.92,  99.90, -11.05,  -1.03,
07/15 04Z,   0.90, -11.51,  99.90, -11.66,  -1.04,  (min)
07/15 05Z,   0.90, -10.85,  99.90, -11.01,  -1.06,
07/15 06Z,   0.80,  -9.05,  99.90,  -9.32,  -1.07,
07/15 07Z,   0.90,  -6.53,  99.90,  -6.69,  -1.07,
07/15 08Z,   1.00,  -3.92,  99.90,  -3.99,  -1.07,
07/15 09Z,   0.90,  -1.95,  99.90,  -2.12,  -1.07,
07/15 10Z,   0.90,  -1.19,  99.90,  -1.35,  -1.07,  (max)
07/15 11Z,   0.90,  -1.88,  99.90,  -2.04,  -1.07,
07/15 12Z,   0.90,  -3.96,  99.90,  -4.13,  -1.07,
07/15 13Z,   0.80,  -7.12,  99.90,  -7.39,  -1.07,
07/15 14Z,   0.80, -10.78,  99.90, -11.04,  -1.07,
07/15 15Z,   0.80, -14.10,  99.90, -14.37,  -1.07,
07/15 16Z,   0.80, -16.32,  99.90, -16.59,  -1.07,
07/15 17Z,   0.80, -16.97,  99.90, -17.24,  -1.07,  (min)
07/15 18Z,   0.80, -15.99,  99.90, -16.26,  -1.07,
07/15 19Z,   0.80, -13.69,  99.90, -13.96,  -1.07,
07/15 20Z,   0.90, -10.65,  99.90, -10.81,  -1.07,
07/15 21Z,   0.90,  -7.61,  99.90,  -7.78,  -1.07,
07/15 22Z,   0.80,  -5.30,  99.90,  -5.57,  -1.07,
07/15 23Z,   0.80,  -4.15,  99.90,  -4.42,  -1.07,  (max)
07/16 00Z,   0.80,  -4.29,  99.90,  -4.56,  -1.07,
07/16 01Z,   0.80,  -5.61,  99.90,  -5.88,  -1.07,
07/16 02Z,   0.70,  -7.71,  99.90,  -8.08,  -1.07,
07/16 03Z,   0.70,  -9.94,  99.90, -10.31,  -1.07,
07/16 04Z,   0.70, -11.56,  99.90, -11.93,  -1.07,
07/16 05Z,   0.80, -12.01,  99.90, -12.28,  -1.07,  (min)
07/16 06Z,   0.70, -11.12,  99.90, -11.49,  -1.07,
07/16 07Z,   0.70,  -9.11,  99.90,  -9.48,  -1.07,
07/16 08Z,   0.70,  -6.45,  99.90,  -6.82,  -1.07,
07/16 09Z,   0.70,  -3.86,  99.90,  -4.22,  -1.07,
07/16 10Z,   0.60,  -2.04,  99.90,  -2.50,  -1.07,
07/16 11Z,   0.60,  -1.51,  99.90,  -1.98,  -1.07,  (max)
07/16 12Z,   0.50,  -2.45,  99.90,  -3.02,  -1.07,
07/16 13Z,   0.40,  -4.75,  99.90,  -5.42,  -1.07,
07/16 14Z,   0.40,  -8.01,  99.90,  -8.68,  -1.07,
07/16 15Z,   0.40, -11.59,  99.90, -12.26,  -1.07,
07/16 16Z,   0.40, -14.64,  99.90, -15.30,  -1.07,
07/16 17Z,   0.40, -16.42,  99.90, -17.09,  -1.07,
07/16 18Z,   0.40, -16.57,  99.90, -17.24,  -1.07,  (min)
07/16 19Z,   0.50, -15.15,  99.90, -15.72,  -1.07,
07/16 20Z,   0.50, -12.55,  99.90, -13.12,  -1.07,
07/16 21Z,   0.30,  -9.42,  99.90, -10.18,  -1.07,
07/16 22Z,   0.60,  -6.52,  99.90,  -6.98,  -1.07,
07/16 23Z,   0.60,  -4.51,  99.90,  -4.97,  -1.07,
07/17 00Z,   0.50,  -3.75,  99.90,  -4.32,  -1.07,  (max)
07/17 01Z,   0.60,  -4.30,  99.90,  -4.77,  -1.07,
07/17 02Z,   0.40,  -5.97,  99.90,  -6.64,  -1.07,
07/17 03Z,   0.40,  -8.29,  99.90,  -8.96,  -1.07,
07/17 04Z,   0.50, -10.56,  99.90, -11.13,  -1.07,
07/17 05Z,   0.50, -12.05,  99.90, -12.62,  -1.07,
07/17 06Z,   0.50, -12.29,  99.90, -12.86,  -1.07,  (min)
07/17 07Z,   0.50, -11.20,  99.90, -11.77,  -1.07,
07/17 08Z,   0.60,  -9.08,  99.90,  -9.55,  -1.07,
07/17 09Z,   0.60,  -6.46,  99.90,  -6.93,  -1.07,
07/17 10Z,   0.70,  -4.04,  99.90,  -4.41,  -1.07,
07/17 11Z,   0.60,  -2.50,  99.90,  -2.97,  -1.07,
07/17 12Z,   0.60,  -2.27,  99.90,  -2.74,  -1.07,  (max)
07/17 13Z,   0.60,  -3.43,  99.90,  -3.90,  -1.07,
07/17 14Z,   0.60,  -5.81,  99.90,  -6.28,  -1.07,
07/17 15Z,   0.60,  -8.98,  99.90,  -9.44,  -1.07,
07/17 16Z,   0.60, -12.24,  99.90, -12.71,  -1.07,
07/17 17Z,   0.70, -14.80,  99.90, -15.16,  -1.07,
07/17 18Z,   0.70, -16.01,  99.90, -16.37,  -1.07,  (min)
07/17 19Z,   0.80, -15.63,  99.90, -15.90,  -1.07,
07/17 20Z,   0.90, -13.85,  99.90, -14.02,  -1.07,
07/17 21Z,   0.90, -11.12,  99.90, -11.29,  -1.07,
07/17 22Z,   0.90,  -8.10,  99.90,  -8.27,  -1.07,
07/17 23Z,   0.90,  -5.52,  99.90,  -5.69,  -1.07,
07/18 00Z,   0.90,  -3.94,  99.90,  -4.11,  -1.07,
07/18 01Z,   0.80,  -3.63,  99.90,  -3.90,  -1.07,  (max)
07/18 02Z,   0.80,  -4.56,  99.90,  -4.83,  -1.07,
07/18 03Z,   0.80,  -6.48,  99.90,  -6.75,  -1.07,
07/18 04Z,   0.80,  -8.87,  99.90,  -9.14,  -1.07,
07/18 05Z,   0.90, -11.04,  99.90, -11.21,  -1.07,
07/18 06Z,   0.90, -12.31,  99.90, -12.48,  -1.07,
07/18 07Z,   0.90, -12.33,  99.90, -12.50,  -1.07,  (min)
07/18 08Z,   0.90, -11.13,  99.90, -11.30,  -1.07,
07/18 09Z,   0.90,  -9.05,  99.90,  -9.21,  -1.07,
07/18 10Z,   0.90,  -6.63,  99.90,  -6.80,  -1.07,
07/18 11Z,   0.80,  -4.53,  99.90,  -4.80,  -1.07,
07/18 12Z,   0.80,  -3.34,  99.90,  -3.61,  -1.07,