EXTRA-TROPICAL  STORM  SURGE
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hat-on
mhhw-on
msl-on
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Northeast
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Alaska
Gulf of Alaska
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Ketchikan, AK
Sitka, AK
Juneau, AK
Skagway, AK
Elfin Cove, AK
Yakutat, AK
Cordova, AK
Valdez, AK
Seward, AK
Seldovia, AK
Nikiski, AK
Anchorage, AK
Kodiak Island, AK
Alitak, AK
Sand Point, AK
King Cove, AK
Adak Island, AK
Atka, AK
Unalaska, AK
Surge List
Gulf of Alaska
#Boston, MA : 12/09/2025 05:23:58 GMT (units in feet MHHW)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
12/07 12Z,   0.60, -10.15,  -9.48,  99.90,   0.07,  (min)
12/07 13Z,   0.60,  -8.27,  -7.57,  99.90,   0.10,
12/07 14Z,   0.60,  -5.64,  -5.16,  99.90,  -0.12,
12/07 15Z,   0.70,  -2.77,  -2.22,  99.90,  -0.15,
12/07 16Z,   0.60,  -0.20,   0.27,  99.90,  -0.13,
12/07 17Z,   0.60,   1.33,   1.66,  99.90,  -0.27,  (max)
12/07 18Z,   0.60,   1.36,   1.62,  99.90,  -0.34,
12/07 19Z,   0.70,  -0.00,   0.22,  99.90,  -0.48,
12/07 20Z,   0.70,  -2.40,  -2.04,  99.90,  -0.34,
12/07 21Z,   0.70,  -5.38,  -4.88,  99.90,  -0.20,
12/07 22Z,   0.70,  -8.46,  -7.87,  99.90,  -0.11,
12/07 23Z,   0.60, -10.91, -10.21,  99.90,   0.10,
12/08 00Z,   0.50, -11.84, -11.25,  99.90,   0.09,  (min)
12/08 01Z,   0.50, -11.02, -10.31,  99.90,   0.21,
12/08 02Z,   0.50,  -9.06,  -8.60,  99.90,  -0.04,
12/08 03Z,   0.40,  -6.50,  -6.19,  99.90,  -0.09,
12/08 04Z,   0.30,  -3.75,  -3.58,  99.90,  -0.13,
12/08 05Z,   0.20,  -1.51,  -1.26,  99.90,   0.05,
12/08 06Z,   0.20,  -0.44,  -0.11,  99.90,   0.13,  (max)
12/08 07Z,   0.10,  -0.73,  -0.72,  99.90,  -0.09,
12/08 08Z,   0.00,  -2.16,  -2.18,  99.90,  -0.02,
12/08 09Z,   0.00,  -4.35,  -4.34,  99.90,   0.01,
12/08 10Z,   0.00,  -6.86,  -6.90,  99.90,  -0.04,
12/08 11Z,   0.00,  -9.14,  -9.15,  99.90,  -0.01,
12/08 12Z,   0.10, -10.29, -10.54,  99.90,  -0.35,  (min)
12/08 13Z,   0.00,  -9.77, -10.00,  99.90,  -0.23,
12/08 14Z,   0.00,  -7.92,  -8.26,  99.90,  -0.34,
12/08 15Z,  -0.10,  -5.45,  -5.98,  99.90,  -0.43,
12/08 16Z,  -0.20,  -2.76,  -3.59,  99.90,  -0.63,
12/08 17Z,  -0.30,  -0.39,  -1.12,  99.90,  -0.43,
12/08 18Z,  -0.30,   0.94,   0.48,  99.90,  -0.16,  (max)
12/08 19Z,  -0.20,   0.85,   0.27,  99.90,  -0.38,
12/08 20Z,  -0.10,  -0.52,  -0.75,  99.90,  -0.13,
12/08 21Z,   0.00,  -2.82,  -2.95,  99.90,  -0.13,
12/08 22Z,   0.00,  -5.64,  -5.58,  99.90,   0.06,
12/08 23Z,   0.10,  -8.51,  -8.02,  99.90,   0.39,
12/09 00Z,   0.10, -10.70, -10.29,  99.90,   0.31,
12/09 01Z,   0.10, -11.37, -11.00,  99.90,   0.27,  (min)
12/09 02Z,   0.10, -10.47, -10.03,  99.90,   0.34,
12/09 03Z,   0.10,  -8.59,  -8.43,  99.90,   0.06,
12/09 04Z,   0.10,  -6.17,  -6.12,  99.90,  -0.05,
12/09 05Z,   0.10,  -3.59,  -3.56,  99.90,  -0.07,
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
12/09 06Z,   0.10,  -1.55,  99.90,  -1.51,  -0.06,
12/09 07Z,   0.10,  -0.65,  99.90,  -0.61,  -0.05,  (max)
12/09 08Z,   0.10,  -1.02,  99.90,  -0.97,  -0.05,
12/09 09Z,   0.20,  -2.42,  99.90,  -2.27,  -0.04,
12/09 10Z,   0.30,  -4.50,  99.90,  -4.24,  -0.04,
12/09 11Z,   0.30,  -6.88,  99.90,  -6.61,  -0.03,
12/09 12Z,   0.30,  -8.98,  99.90,  -8.70,  -0.03,
12/09 13Z,   0.40,  -9.94,  99.90,  -9.57,  -0.02,  (min)
12/09 14Z,   0.30,  -9.35,  99.90,  -9.07,  -0.02,
12/09 15Z,   0.30,  -7.64,  99.90,  -7.35,  -0.01,
12/09 16Z,   0.20,  -5.38,  99.90,  -5.19,  -0.01,
12/09 17Z,   0.20,  -2.91,  99.90,  -2.71,   0.00,
12/09 18Z,   0.20,  -0.76,  99.90,  -0.56,   0.00,
12/09 19Z,   0.20,   0.39,  99.90,   0.59,   0.00,  (max)
12/09 20Z,   0.20,   0.23,  99.90,   0.43,   0.00,
12/09 21Z,   0.20,  -1.09,  99.90,  -0.89,   0.00,
12/09 22Z,   0.30,  -3.22,  99.90,  -2.92,   0.00,
12/09 23Z,   0.20,  -5.81,  99.90,  -5.61,   0.00,
12/10 00Z,   0.10,  -8.43,  99.90,  -8.33,   0.00,
12/10 01Z,   0.00, -10.34,  99.90, -10.34,   0.00,
12/10 02Z,   0.00, -10.80,  99.90, -10.80,   0.00,  (min)
12/10 03Z,   0.00,  -9.88,  99.90,  -9.88,   0.00,
12/10 04Z,  -0.10,  -8.13,  99.90,  -8.23,   0.00,
12/10 05Z,  -0.20,  -5.88,  99.90,  -6.08,   0.00,
12/10 06Z,  -0.20,  -3.48,  99.90,  -3.68,   0.00,
12/10 07Z,  -0.20,  -1.63,  99.90,  -1.83,   0.00,
12/10 08Z,  -0.30,  -0.87,  99.90,  -1.17,   0.00,  (max)
12/10 09Z,  -0.30,  -1.28,  99.90,  -1.58,   0.00,
12/10 10Z,  -0.30,  -2.62,  99.90,  -2.92,   0.00,
12/10 11Z,  -0.40,  -4.57,  99.90,  -4.97,   0.00,
12/10 12Z,  -0.40,  -6.79,  99.90,  -7.19,   0.00,
12/10 13Z,  -0.40,  -8.73,  99.90,  -9.13,   0.00,
12/10 14Z,  -0.40,  -9.56,  99.90,  -9.96,   0.00,  (min)
12/10 15Z,  -0.30,  -8.98,  99.90,  -9.28,   0.00,
12/10 16Z,  -0.30,  -7.47,  99.90,  -7.77,   0.00,
12/10 17Z,  -0.20,  -5.46,  99.90,  -5.66,   0.00,
12/10 18Z,  -0.10,  -3.20,  99.90,  -3.30,   0.00,
12/10 19Z,   0.00,  -1.24,  99.90,  -1.24,   0.00,
12/10 20Z,   0.00,  -0.24,  99.90,  -0.24,   0.00,  (max)
12/10 21Z,   0.00,  -0.42,  99.90,  -0.42,   0.00,
12/10 22Z,   0.00,  -1.63,  99.90,  -1.63,   0.00,
12/10 23Z,  -0.10,  -3.56,  99.90,  -3.66,   0.00,
12/11 00Z,  -0.10,  -5.91,  99.90,  -6.00,   0.00,
12/11 01Z,   0.00,  -8.27,  99.90,  -8.27,   0.00,
12/11 02Z,   0.00,  -9.91,  99.90,  -9.91,   0.00,
12/11 03Z,   0.00, -10.21,  99.90, -10.21,   0.00,  (min)
12/11 04Z,   0.10,  -9.31,  99.90,  -9.21,   0.00,
12/11 05Z,   0.10,  -7.71,  99.90,  -7.61,   0.00,
12/11 06Z,   0.00,  -5.61,  99.90,  -5.61,   0.00,
12/11 07Z,   0.00,  -3.38,  99.90,  -3.38,   0.00,
12/11 08Z,   0.00,  -1.70,  99.90,  -1.70,   0.00,
12/11 09Z,  -0.10,  -1.05,  99.90,  -1.15,   0.00,  (max)
12/11 10Z,  -0.10,  -1.48,  99.90,  -1.58,   0.00,
12/11 11Z,  -0.10,  -2.74,  99.90,  -2.84,   0.00,
12/11 12Z,  -0.20,  -4.56,  99.90,  -4.76,   0.00,
12/11 13Z,  -0.20,  -6.66,  99.90,  -6.86,   0.00,
12/11 14Z,  -0.20,  -8.47,  99.90,  -8.67,   0.00,
12/11 15Z,  -0.30,  -9.22,  99.90,  -9.52,   0.00,  (min)
12/11 16Z,  -0.40,  -8.73,  99.90,  -9.13,   0.00,
12/11 17Z,  -0.40,  -7.43,  99.90,  -7.83,   0.00,
12/11 18Z,  -0.40,  -5.64,  99.90,  -6.04,   0.00,
12/11 19Z,  -0.40,  -3.56,  99.90,  -3.96,   0.00,
12/11 20Z,  -0.50,  -1.76,  99.90,  -2.26,   0.00,
12/11 21Z,  -0.60,  -0.85,  99.90,  -1.45,   0.00,  (max)
12/11 22Z,  -0.60,  -1.02,  99.90,  -1.62,   0.00,
12/11 23Z,  -0.70,  -2.10,  99.90,  -2.80,   0.00,
12/12 00Z,  -0.80,  -3.82,  99.90,  -4.62,   0.00,
12/12 01Z,  -0.90,  -5.94,  99.90,  -6.84,   0.00,
12/12 02Z,  -1.00,  -8.07,  99.90,  -9.07,   0.00,
12/12 03Z,  -1.20,  -9.49,  99.90, -10.69,   0.00,
12/12 04Z,  -1.40,  -9.67,  99.90, -11.07,   0.00,  (min)
12/12 05Z,  -1.50,  -8.82,  99.90, -10.32,   0.00,
12/12 06Z,  -1.50,  -7.34,  99.90,  -8.84,   0.00,
12/12 07Z,  -1.50,  -5.35,  99.90,  -6.85,   0.00,
12/12 08Z,  -1.60,  -3.24,  99.90,  -4.84,   0.00,
12/12 09Z,  -1.70,  -1.70,  99.90,  -3.40,   0.00,
12/12 10Z,  -1.70,  -1.16,  99.90,  -2.86,   0.00,  (max)
12/12 11Z,  -1.70,  -1.60,  99.90,  -3.29,   0.00,
12/12 12Z,  -1.70,  -2.79,  99.90,  -4.49,   0.00,
12/12 13Z,  -1.70,  -4.53,  99.90,  -6.23,   0.00,
12/12 14Z,  -1.70,  -6.56,  99.90,  -8.26,   0.00,
12/12 15Z,  -1.80,  -8.30,  99.90, -10.10,   0.00,
12/12 16Z,  -1.90,  -9.01,  99.90, -10.91,   0.00,  (min)
12/12 17Z,  -1.90,  -8.62,  99.90, -10.52,   0.00,
12/12 18Z,  -1.90,  -7.51,  99.90,  -9.41,   0.00,
12/12 19Z,  -1.90,  -5.88,  99.90,  -7.78,   0.00,
12/12 20Z,  -1.90,  -3.91,  99.90,  -5.81,   0.00,
12/12 21Z,  -1.90,  -2.22,  99.90,  -4.12,   0.00,
12/12 22Z,  -1.80,  -1.37,  99.90,  -3.17,   0.00,  (max)
12/12 23Z,  -1.80,  -1.51,  99.90,  -3.31,   0.00,
12/13 00Z,  -1.70,  -2.46,  99.90,  -4.16,   0.00,