EXTRA-TROPICAL  STORM  SURGE
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Manual
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hat-on
mhhw-on
msl-on
mllw-on
Regions
Northeast
Mid-Atlantic
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Gulf
Northwest
Alaska
Gulf of Alaska
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Stations
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 : 04/27/2025 04:20:05 GMT (units in feet MSL)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
04/25 12Z,   0.10,   3.37,   3.31,  99.90,  -0.16,
04/25 13Z,   0.10,   4.93,   4.79,  99.90,  -0.24,
04/25 14Z,   0.10,   5.17,   4.95,  99.90,  -0.32,  (max)
04/25 15Z,   0.10,   4.13,   3.96,  99.90,  -0.27,
04/25 16Z,   0.10,   2.15,   2.05,  99.90,  -0.20,
04/25 17Z,   0.10,  -0.31,  -0.22,  99.90,  -0.01,
04/25 18Z,   0.20,  -2.84,  -2.71,  99.90,  -0.07,
04/25 19Z,   0.20,  -4.86,  -4.73,  99.90,  -0.07,
04/25 20Z,   0.20,  -5.53,  -5.39,  99.90,  -0.06,  (min)
04/25 21Z,   0.20,  -4.55,  -4.19,  99.90,   0.16,
04/25 22Z,   0.30,  -2.45,  -2.32,  99.90,  -0.17,
04/25 23Z,   0.30,   0.12,   0.13,  99.90,  -0.29,
04/26 00Z,   0.30,   2.76,   2.82,  99.90,  -0.24,
04/26 01Z,   0.30,   4.86,   4.90,  99.90,  -0.26,
04/26 02Z,   0.30,   5.74,   5.63,  99.90,  -0.41,  (max)
04/26 03Z,   0.20,   5.17,   5.13,  99.90,  -0.24,
04/26 04Z,   0.20,   3.41,   3.41,  99.90,  -0.20,
04/26 05Z,   0.20,   0.92,   1.12,  99.90,   0.00,
04/26 06Z,   0.20,  -1.87,  -1.53,  99.90,   0.14,
04/26 07Z,   0.20,  -4.42,  -4.11,  99.90,   0.11,
04/26 08Z,   0.20,  -5.94,  -5.56,  99.90,   0.18,  (min)
04/26 09Z,   0.30,  -5.75,  -5.15,  99.90,   0.30,
04/26 10Z,   0.30,  -4.05,  -3.44,  99.90,   0.31,
04/26 11Z,   0.30,  -1.57,  -1.12,  99.90,   0.15,
04/26 12Z,   0.30,   1.20,   1.46,  99.90,  -0.04,
04/26 13Z,   0.40,   3.74,   4.07,  99.90,  -0.07,
04/26 14Z,   0.40,   5.31,   5.62,  99.90,  -0.09,  (max)
04/26 15Z,   0.40,   5.43,   5.57,  99.90,  -0.26,
04/26 16Z,   0.30,   4.20,   4.43,  99.90,  -0.07,
04/26 17Z,   0.20,   2.00,   2.18,  99.90,  -0.02,
04/26 18Z,   0.40,  -0.68,  -0.37,  99.90,  -0.09,
04/26 19Z,   0.30,  -3.37,  -2.87,  99.90,   0.20,
04/26 20Z,   0.30,  -5.35,  -4.88,  99.90,   0.17,
04/26 21Z,   0.40,  -5.77,  -5.26,  99.90,   0.11,  (min)
04/26 22Z,   0.40,  -4.44,  -3.67,  99.90,   0.37,
04/26 23Z,   0.30,  -2.01,  -1.38,  99.90,   0.33,
04/27 00Z,   0.30,   0.84,   1.29,  99.90,   0.15,
04/27 01Z,   0.30,   3.66,   4.05,  99.90,   0.09,
04/27 02Z,   0.30,   5.73,   6.04,  99.90,   0.01,
04/27 03Z,   0.30,   6.38,   6.56,  99.90,  -0.12,  (max)
04/27 04Z,   0.20,   5.50,   5.58,  99.90,  -0.12,
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
04/27 05Z,   0.10,   3.40,  99.90,   3.39,  -0.11,
04/27 06Z,   0.10,   0.56,  99.90,   0.56,  -0.10,
04/27 07Z,   0.00,  -2.52,  99.90,  -2.60,  -0.09,
04/27 08Z,  -0.10,  -5.22,  99.90,  -5.39,  -0.08,
04/27 09Z,  -0.20,  -6.64,  99.90,  -6.91,  -0.07,  (min)
04/27 10Z,  -0.20,  -6.19,  99.90,  -6.45,  -0.06,
04/27 11Z,  -0.20,  -4.23,  99.90,  -4.48,  -0.05,
04/27 12Z,  -0.20,  -1.51,  99.90,  -1.74,  -0.04,
04/27 13Z,  -0.20,   1.47,  99.90,   1.24,  -0.03,
04/27 14Z,  -0.20,   4.08,  99.90,   3.87,  -0.02,
04/27 15Z,  -0.10,   5.56,  99.90,   5.46,  -0.01,  (max)
04/27 16Z,  -0.10,   5.51,  99.90,   5.42,   0.00,
04/27 17Z,  -0.10,   4.08,  99.90,   3.98,   0.00,
04/27 18Z,  -0.10,   1.70,  99.90,   1.60,   0.00,
04/27 19Z,  -0.10,  -1.13,  99.90,  -1.23,   0.00,
04/27 20Z,  -0.10,  -3.87,  99.90,  -3.96,   0.00,
04/27 21Z,  -0.10,  -5.70,  99.90,  -5.80,   0.00,
04/27 22Z,  -0.10,  -5.79,  99.90,  -5.89,   0.00,  (min)
04/27 23Z,  -0.10,  -4.12,  99.90,  -4.21,   0.00,
04/28 00Z,   0.00,  -1.43,  99.90,  -1.42,   0.00,
04/28 01Z,   0.00,   1.61,  99.90,   1.61,   0.00,
04/28 02Z,   0.00,   4.47,  99.90,   4.47,   0.00,
04/28 03Z,   0.00,   6.39,  99.90,   6.39,   0.00,
04/28 04Z,   0.00,   6.76,  99.90,   6.76,   0.00,  (max)
04/28 05Z,   0.00,   5.57,  99.90,   5.57,   0.00,
04/28 06Z,   0.10,   3.17,  99.90,   3.27,   0.00,
04/28 07Z,   0.10,   0.09,  99.90,   0.19,   0.00,
04/28 08Z,   0.10,  -3.15,  99.90,  -3.04,   0.00,
04/28 09Z,   0.10,  -5.85,  99.90,  -5.75,   0.00,
04/28 10Z,   0.10,  -7.07,  99.90,  -6.97,   0.00,  (min)
04/28 11Z,   0.20,  -6.35,  99.90,  -6.15,   0.00,
04/28 12Z,   0.30,  -4.17,  99.90,  -3.87,   0.00,
04/28 13Z,   0.40,  -1.30,  99.90,  -0.90,   0.00,
04/28 14Z,   0.40,   1.75,  99.90,   2.16,   0.00,
04/28 15Z,   0.50,   4.32,  99.90,   4.82,   0.00,
04/28 16Z,   0.50,   5.63,  99.90,   6.14,   0.00,  (max)
04/28 17Z,   0.40,   5.39,  99.90,   5.79,   0.00,
04/28 18Z,   0.30,   3.79,  99.90,   4.09,   0.00,
04/28 19Z,   0.40,   1.30,  99.90,   1.70,   0.00,
04/28 20Z,   0.50,  -1.57,  99.90,  -1.07,   0.00,
04/28 21Z,   0.60,  -4.24,  99.90,  -3.63,   0.00,
04/28 22Z,   0.70,  -5.82,  99.90,  -5.12,   0.00,  (min)
04/28 23Z,   0.70,  -5.57,  99.90,  -4.86,   0.00,
04/29 00Z,   0.70,  -3.62,  99.90,  -2.91,   0.00,
04/29 01Z,   0.60,  -0.79,  99.90,  -0.18,   0.00,
04/29 02Z,   0.60,   2.29,  99.90,   2.89,   0.00,
04/29 03Z,   0.50,   5.06,  99.90,   5.56,   0.00,
04/29 04Z,   0.40,   6.74,  99.90,   7.15,   0.00,
04/29 05Z,   0.40,   6.83,  99.90,   7.23,   0.00,  (max)
04/29 06Z,   0.40,   5.37,  99.90,   5.78,   0.00,
04/29 07Z,   0.40,   2.79,  99.90,   3.19,   0.00,
04/29 08Z,   0.40,  -0.40,  99.90,   0.01,   0.00,
04/29 09Z,   0.50,  -3.64,  99.90,  -3.14,   0.00,
04/29 10Z,   0.50,  -6.21,  99.90,  -5.71,   0.00,
04/29 11Z,   0.60,  -7.17,  99.90,  -6.56,   0.00,  (min)
04/29 12Z,   0.60,  -6.19,  99.90,  -5.59,   0.00,
04/29 13Z,   0.60,  -3.91,  99.90,  -3.30,   0.00,
04/29 14Z,   0.70,  -1.02,  99.90,  -0.31,   0.00,
04/29 15Z,   0.60,   1.99,  99.90,   2.59,   0.00,
04/29 16Z,   0.60,   4.40,  99.90,   5.00,   0.00,
04/29 17Z,   0.50,   5.50,  99.90,   6.00,   0.00,  (max)
04/29 18Z,   0.50,   5.07,  99.90,   5.58,   0.00,
04/29 19Z,   0.50,   3.38,  99.90,   3.88,   0.00,
04/29 20Z,   0.40,   0.88,  99.90,   1.28,   0.00,
04/29 21Z,   0.40,  -1.92,  99.90,  -1.52,   0.00,
04/29 22Z,   0.40,  -4.41,  99.90,  -4.01,   0.00,
04/29 23Z,   0.40,  -5.70,  99.90,  -5.29,   0.00,  (min)
04/30 00Z,   0.40,  -5.13,  99.90,  -4.73,   0.00,
04/30 01Z,   0.30,  -3.03,  99.90,  -2.73,   0.00,
04/30 02Z,   0.30,  -0.21,  99.90,   0.09,   0.00,
04/30 03Z,   0.20,   2.77,  99.90,   2.98,   0.00,
04/30 04Z,   0.10,   5.35,  99.90,   5.45,   0.00,
04/30 05Z,   0.10,   6.76,  99.90,   6.86,   0.00,  (max)
04/30 06Z,   0.10,   6.59,  99.90,   6.69,   0.00,
04/30 07Z,   0.00,   4.98,  99.90,   4.98,   0.00,
04/30 08Z,   0.00,   2.35,  99.90,   2.35,   0.00,
04/30 09Z,   0.00,  -0.79,  99.90,  -0.79,   0.00,
04/30 10Z,   0.00,  -3.91,  99.90,  -3.91,   0.00,
04/30 11Z,   0.00,  -6.24,  99.90,  -6.24,   0.00,
04/30 12Z,   0.00,  -6.92,  99.90,  -6.92,   0.00,  (min)
04/30 13Z,   0.00,  -5.79,  99.90,  -5.78,   0.00,
04/30 14Z,   0.00,  -3.52,  99.90,  -3.51,   0.00,
04/30 15Z,   0.00,  -0.74,  99.90,  -0.73,   0.00,
04/30 16Z,   0.00,   2.10,  99.90,   2.10,   0.00,
04/30 17Z,   0.00,   4.29,  99.90,   4.29,   0.00,
04/30 18Z,   0.00,   5.17,  99.90,   5.18,   0.00,
04/30 19Z,  99.90,   4.62,  99.90,  99.90,   0.00,
04/30 20Z,  99.90,   2.92,  99.90,  99.90,   0.00,
04/30 21Z,  99.90,   0.52,  99.90,  99.90,   0.00,
04/30 22Z,  99.90,  -2.11,  99.90,  99.90,   0.00,
04/30 23Z,  99.90,  -4.36,  99.90,  99.90,   0.00,
05/01 00Z,  99.90,  -5.35,  99.90,  99.90,   0.00,