EXTRA-TROPICAL  STORM  SURGE
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hat-on
mhhw-on
msl-on
mllw-on
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Alaska
Gulf of Alaska
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Elfin Cove, AK
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Cordova, AK
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Seldovia, AK
Nikiski, AK
Anchorage, AK
Kodiak Island, AK
Alitak, AK
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Adak Island, AK
Atka, AK
Unalaska, AK
Surge List
Gulf of Alaska
#Elfin Cove, AK : 04/10/2026 16:21:12 GMT (units in feet MLLW)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
04/09 00Z,  -0.50,   5.47,   3.94,  99.90,  -1.03,
04/09 01Z,  -0.60,   6.46,   4.90,  99.90,  -0.96,
04/09 02Z,  -0.60,   7.03,   5.50,  99.90,  -0.93,  (max)
04/09 03Z,  -0.60,   7.10,   5.49,  99.90,  -1.01,
04/09 04Z,  -0.60,   6.73,   5.11,  99.90,  -1.02,
04/09 05Z,  -0.60,   6.14,   4.53,  99.90,  -1.01,
04/09 06Z,  -0.50,   5.56,   4.01,  99.90,  -1.05,
04/09 07Z,  -0.50,   5.19,   3.75,  99.90,  -0.94,  (min)
04/09 08Z,  -0.60,   5.17,   3.80,  99.90,  -0.77,
04/09 09Z,  -0.60,   5.59,   4.30,  99.90,  -0.69,
04/09 10Z,  -0.60,   6.40,   5.20,  99.90,  -0.60,
04/09 11Z,  -0.50,   7.42,   6.19,  99.90,  -0.73,
04/09 12Z,  -0.50,   8.36,   7.01,  99.90,  -0.85,
04/09 13Z,  -0.60,   8.96,   7.56,  99.90,  -0.80,
04/09 14Z,  -0.60,   9.05,   7.59,  99.90,  -0.86,  (max)
04/09 15Z,  -0.60,   8.55,   6.92,  99.90,  -1.03,
04/09 16Z,  -0.60,   7.48,   5.76,  99.90,  -1.12,
04/09 17Z,  -0.50,   6.03,   4.29,  99.90,  -1.24,
04/09 18Z,  -0.50,   4.52,   2.85,  99.90,  -1.17,
04/09 19Z,  -0.50,   3.22,   1.57,  99.90,  -1.15,
04/09 20Z,  -0.50,   2.34,   0.78,  99.90,  -1.06,
04/09 21Z,  -0.50,   2.01,   0.51,  99.90,  -1.00,  (min)
04/09 22Z,  -0.50,   2.28,   0.87,  99.90,  -0.91,
04/09 23Z,  -0.50,   3.04,   1.67,  99.90,  -0.87,
04/10 00Z,  -0.50,   4.10,   2.69,  99.90,  -0.91,
04/10 01Z,  -0.50,   5.20,   3.80,  99.90,  -0.90,
04/10 02Z,  -0.50,   6.13,   4.74,  99.90,  -0.89,
04/10 03Z,  -0.50,   6.76,   5.32,  99.90,  -0.94,
04/10 04Z,  -0.50,   6.99,   5.58,  99.90,  -0.91,  (max)
04/10 05Z,  -0.50,   6.84,   5.35,  99.90,  -0.99,
04/10 06Z,  -0.50,   6.43,   4.98,  99.90,  -0.95,
04/10 07Z,  -0.50,   5.97,   4.62,  99.90,  -0.85,
04/10 08Z,  -0.60,   5.60,   4.31,  99.90,  -0.69,
04/10 09Z,  -0.60,   5.49,   4.27,  99.90,  -0.62,  (min)
04/10 10Z,  -0.60,   5.71,   4.59,  99.90,  -0.52,
04/10 11Z,  -0.60,   6.28,   5.19,  99.90,  -0.49,
04/10 12Z,  -0.60,   7.07,   5.89,  99.90,  -0.58,
04/10 13Z,  -0.60,   7.87,   6.59,  99.90,  -0.68,
04/10 14Z,  -0.60,   8.44,   7.04,  99.90,  -0.80,
04/10 15Z,  -0.50,   8.62,   7.11,  99.90,  -1.01,  (max)
04/10 16Z,  -0.50,   8.29,   6.64,  99.90,  -1.15,
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
04/10 17Z,  -0.50,   7.44,  99.90,   5.80,  -1.14,
04/10 18Z,  -0.50,   6.20,  99.90,   4.58,  -1.12,
04/10 19Z,  -0.50,   4.82,  99.90,   3.22,  -1.11,
04/10 20Z,  -0.50,   3.56,  99.90,   1.97,  -1.09,
04/10 21Z,  -0.60,   2.62,  99.90,   0.94,  -1.08,
04/10 22Z,  -0.50,   2.16,  99.90,   0.60,  -1.06,  (min)
04/10 23Z,  -0.50,   2.26,  99.90,   0.71,  -1.05,
04/11 00Z,  -0.50,   2.88,  99.90,   1.35,  -1.03,
04/11 01Z,  -0.40,   3.89,  99.90,   2.47,  -1.02,
04/11 02Z,  -0.50,   5.03,  99.90,   3.53,  -1.00,
04/11 03Z,  -0.40,   6.11,  99.90,   4.72,  -0.98,
04/11 04Z,  -0.50,   6.92,  99.90,   5.45,  -0.97,
04/11 05Z,  -0.50,   7.33,  99.90,   5.86,  -0.97,  (max)
04/11 06Z,  -0.50,   7.28,  99.90,   5.81,  -0.97,
04/11 07Z,  -0.40,   6.88,  99.90,   5.51,  -0.97,
04/11 08Z,  -0.40,   6.30,  99.90,   4.93,  -0.97,
04/11 09Z,  -0.50,   5.74,  99.90,   4.27,  -0.97,
04/11 10Z,  -0.60,   5.37,  99.90,   3.80,  -0.97,  (min)
04/11 11Z,  -0.50,   5.34,  99.90,   3.87,  -0.97,
04/11 12Z,  -0.40,   5.74,  99.90,   4.37,  -0.97,
04/11 13Z,  -0.40,   6.48,  99.90,   5.11,  -0.97,
04/11 14Z,  -0.40,   7.35,  99.90,   5.98,  -0.97,
04/11 15Z,  -0.30,   8.09,  99.90,   6.82,  -0.97,
04/11 16Z,  -0.40,   8.50,  99.90,   7.13,  -0.97,  (max)
04/11 17Z,  -0.50,   8.40,  99.90,   6.93,  -0.97,
04/11 18Z,  -0.50,   7.70,  99.90,   6.24,  -0.97,
04/11 19Z,  -0.50,   6.52,  99.90,   5.05,  -0.97,
04/11 20Z,  -0.40,   5.10,  99.90,   3.74,  -0.97,
04/11 21Z,  -0.40,   3.71,  99.90,   2.34,  -0.97,
04/11 22Z,  -0.40,   2.59,  99.90,   1.22,  -0.97,
04/11 23Z,  -0.40,   1.97,  99.90,   0.60,  -0.97,  (min)
04/12 00Z,  -0.30,   1.99,  99.90,   0.72,  -0.97,
04/12 01Z,  -0.30,   2.67,  99.90,   1.40,  -0.97,
04/12 02Z,  -0.30,   3.83,  99.90,   2.56,  -0.97,
04/12 03Z,  -0.30,   5.21,  99.90,   3.94,  -0.97,
04/12 04Z,  -0.30,   6.54,  99.90,   5.27,  -0.97,
04/12 05Z,  -0.30,   7.55,  99.90,   6.28,  -0.97,
04/12 06Z,  -0.20,   8.03,  99.90,   6.86,  -0.97,  (max)
04/12 07Z,  -0.20,   7.88,  99.90,   6.71,  -0.97,
04/12 08Z,  -0.20,   7.24,  99.90,   6.07,  -0.97,
04/12 09Z,  -0.20,   6.34,  99.90,   5.17,  -0.97,
04/12 10Z,  -0.20,   5.41,  99.90,   4.24,  -0.97,
04/12 11Z,  -0.10,   4.73,  99.90,   3.66,  -0.97,
04/12 12Z,  -0.10,   4.53,  99.90,   3.46,  -0.97,  (min)
04/12 13Z,  -0.10,   4.93,  99.90,   3.86,  -0.97,
04/12 14Z,  -0.10,   5.82,  99.90,   4.75,  -0.97,
04/12 15Z,  -0.20,   6.96,  99.90,   5.79,  -0.97,
04/12 16Z,  -0.20,   8.03,  99.90,   6.86,  -0.97,
04/12 17Z,  -0.20,   8.73,  99.90,   7.56,  -0.97,
04/12 18Z,  -0.20,   8.80,  99.90,   7.63,  -0.97,  (max)
04/12 19Z,  -0.10,   8.12,  99.90,   7.05,  -0.97,
04/12 20Z,  -0.10,   6.83,  99.90,   5.76,  -0.97,
04/12 21Z,  -0.10,   5.21,  99.90,   4.14,  -0.97,
04/12 22Z,   0.00,   3.58,  99.90,   2.61,  -0.97,
04/12 23Z,   0.00,   2.26,  99.90,   1.29,  -0.97,
04/13 00Z,   0.10,   1.58,  99.90,   0.71,  -0.97,  (min)
04/13 01Z,   0.20,   1.71,  99.90,   0.94,  -0.97,
04/13 02Z,   0.20,   2.64,  99.90,   1.87,  -0.97,
04/13 03Z,   0.10,   4.14,  99.90,   3.27,  -0.97,
04/13 04Z,   0.00,   5.86,  99.90,   4.89,  -0.97,
04/13 05Z,   0.00,   7.45,  99.90,   6.48,  -0.97,
04/13 06Z,   0.00,   8.55,  99.90,   7.58,  -0.97,
04/13 07Z,   0.00,   8.88,  99.90,   7.91,  -0.97,  (max)
04/13 08Z,   0.00,   8.39,  99.90,   7.42,  -0.97,
04/13 09Z,   0.00,   7.30,  99.90,   6.33,  -0.97,
04/13 10Z,   0.00,   5.90,  99.90,   4.93,  -0.97,
04/13 11Z,   0.10,   4.54,  99.90,   3.67,  -0.97,
04/13 12Z,   0.20,   3.62,  99.90,   2.85,  -0.97,
04/13 13Z,   0.20,   3.42,  99.90,   2.65,  -0.97,  (min)
04/13 14Z,   0.30,   4.03,  99.90,   3.36,  -0.97,
04/13 15Z,   0.30,   5.28,  99.90,   4.61,  -0.97,
04/13 16Z,   0.30,   6.84,  99.90,   6.17,  -0.97,
04/13 17Z,   0.20,   8.28,  99.90,   7.51,  -0.97,
04/13 18Z,   0.20,   9.23,  99.90,   8.46,  -0.97,
04/13 19Z,   0.20,   9.34,  99.90,   8.57,  -0.97,  (max)
04/13 20Z,   0.20,   8.53,  99.90,   7.76,  -0.97,
04/13 21Z,   0.10,   6.98,  99.90,   6.11,  -0.97,
04/13 22Z,   0.20,   5.05,  99.90,   4.28,  -0.97,
04/13 23Z,   0.20,   3.16,  99.90,   2.39,  -0.97,
04/14 00Z,   0.20,   1.76,  99.90,   0.99,  -0.97,
04/14 01Z,   0.20,   1.20,  99.90,   0.43,  -0.97,  (min)
04/14 02Z,   0.10,   1.65,  99.90,   0.78,  -0.97,
04/14 03Z,   0.00,   3.00,  99.90,   2.03,  -0.97,
04/14 04Z,   0.00,   4.93,  99.90,   3.96,  -0.97,
04/14 05Z,   0.00,   7.00,  99.90,   6.03,  -0.97,
04/14 06Z,   0.00,   8.73,  99.90,   7.76,  -0.97,
04/14 07Z,  99.90,   9.70,  99.90,  99.90,  -0.97,
04/14 08Z,  99.90,   9.64,  99.90,  99.90,  -0.97,
04/14 09Z,  99.90,   8.59,  99.90,  99.90,  -0.97,
04/14 10Z,  99.90,   6.87,  99.90,  99.90,  -0.97,
04/14 11Z,  99.90,   4.91,  99.90,  99.90,  -0.97,
04/14 12Z,  99.90,   3.20,  99.90,  99.90,  -0.97,