EXTRA-TROPICAL  STORM  SURGE
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Manual
Datum
hat-on
mhhw-on
msl-on
mllw-on
Regions
Northeast
Mid-Atlantic
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Alaska
Gulf of Alaska
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Seattle, WA
Port Angeles, WA
Neah Bay, WA
Toke Point, WA
Astoria, OR
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Charleston, OR
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Crescent City, CA
North Spit, CA
Arena Cove, CA
Point Reyes, CA
Port Chicago, CA
San Francisco CA
Surge List
West Coast
#Portland, ME : 01/20/2026 03:23:58 GMT (units in feet MHHW)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
01/18 12Z,   0.10,  -5.61,  -5.67,  99.90,  -0.16,
01/18 13Z,   0.10,  -3.41,  -3.34,  99.90,  -0.03,
01/18 14Z,   0.20,  -1.54,  -1.30,  99.90,   0.04,
01/18 15Z,   0.20,  -0.45,  -0.39,  99.90,  -0.14,
01/18 16Z,   0.20,  -0.34,  -0.13,  99.90,   0.01,  (max)
01/18 17Z,   0.20,  -1.25,  -1.02,  99.90,   0.03,
01/18 18Z,   0.20,  -3.10,  -2.73,  99.90,   0.17,
01/18 19Z,   0.20,  -5.49,  -5.12,  99.90,   0.17,
01/18 20Z,   0.30,  -7.76,  -7.42,  99.90,   0.04,
01/18 21Z,   0.30,  -9.32,  -8.94,  99.90,   0.08,
01/18 22Z,   0.40,  -9.89,  -9.45,  99.90,   0.04,  (min)
01/18 23Z,   0.50,  -9.41,  -8.88,  99.90,   0.03,
01/19 00Z,   0.60,  -7.95,  -7.55,  99.90,  -0.20,
01/19 01Z,   0.70,  -5.87,  -5.27,  99.90,  -0.10,
01/19 02Z,   0.80,  -3.77,  -3.09,  99.90,  -0.12,
01/19 03Z,   0.90,  -2.23,  -1.46,  99.90,  -0.13,
01/19 04Z,   1.00,  -1.53,  -0.75,  99.90,  -0.22,  (max)
01/19 05Z,   1.00,  -1.80,  -0.94,  99.90,  -0.14,
01/19 06Z,   1.00,  -3.02,  -2.01,  99.90,   0.01,
01/19 07Z,   1.10,  -4.95,  -4.15,  99.90,  -0.30,
01/19 08Z,   1.20,  -6.98,  -6.18,  99.90,  -0.40,
01/19 09Z,   1.30,  -8.46,  -7.80,  99.90,  -0.64,
01/19 10Z,   1.40,  -9.00,  -8.48,  99.90,  -0.88,  (min)
01/19 11Z,   1.40,  -8.48,  -7.91,  99.90,  -0.83,
01/19 12Z,   1.30,  -7.01,  -6.54,  99.90,  -0.83,
01/19 13Z,   1.20,  -4.86,  -4.41,  99.90,  -0.75,
01/19 14Z,   1.20,  -2.61,  -2.06,  99.90,  -0.65,
01/19 15Z,   1.10,  -0.90,  -0.09,  99.90,  -0.29,
01/19 16Z,   1.10,  -0.13,   0.59,  99.90,  -0.38,  (max)
01/19 17Z,   1.00,  -0.43,   0.56,  99.90,  -0.01,
01/19 18Z,   0.80,  -1.76,  -0.68,  99.90,   0.28,
01/19 19Z,   0.80,  -3.94,  -3.02,  99.90,   0.12,
01/19 20Z,   0.70,  -6.46,  -5.74,  99.90,   0.02,
01/19 21Z,   0.60,  -8.61,  -8.17,  99.90,  -0.16,
01/19 22Z,   0.50,  -9.84,  -9.54,  99.90,  -0.20,
01/19 23Z,   0.30,  -9.97,  -9.75,  99.90,  -0.08,  (min)
01/20 00Z,   0.20,  -9.02,  -9.17,  99.90,  -0.35,
01/20 01Z,   0.00,  -7.19,  -7.74,  99.90,  -0.55,
01/20 02Z,  -0.10,  -4.94,  -5.45,  99.90,  -0.41,
01/20 03Z,  -0.40,  -2.90,  -3.41,  99.90,  -0.11,
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
01/20 04Z,  -0.50,  -1.62,  99.90,  -2.23,  -0.11,
01/20 05Z,  -0.60,  -1.31,  99.90,  -2.02,  -0.11,  (max)
01/20 06Z,  -0.60,  -2.00,  99.90,  -2.71,  -0.11,
01/20 07Z,  -0.60,  -3.61,  99.90,  -4.31,  -0.11,
01/20 08Z,  -0.60,  -5.75,  99.90,  -6.45,  -0.11,
01/20 09Z,  -0.60,  -7.75,  99.90,  -8.46,  -0.11,
01/20 10Z,  -0.50,  -8.98,  99.90,  -9.59,  -0.11,
01/20 11Z,  -0.50,  -9.13,  99.90,  -9.74,  -0.11,  (min)
01/20 12Z,  -0.50,  -8.20,  99.90,  -8.81,  -0.11,
01/20 13Z,  -0.50,  -6.37,  99.90,  -6.99,  -0.11,
01/20 14Z,  -0.50,  -4.05,  99.90,  -4.66,  -0.11,
01/20 15Z,  -0.60,  -1.85,  99.90,  -2.57,  -0.11,
01/20 16Z,  -0.60,  -0.41,  99.90,  -1.12,  -0.11,
01/20 17Z,  -0.60,  -0.03,  99.90,  -0.75,  -0.11,  (max)
01/20 18Z,  -0.60,  -0.76,  99.90,  -1.47,  -0.11,
01/20 19Z,  -0.70,  -2.48,  99.90,  -3.29,  -0.11,
01/20 20Z,  -0.80,  -4.91,  99.90,  -5.83,  -0.11,
01/20 21Z,  -0.80,  -7.44,  99.90,  -8.35,  -0.11,
01/20 22Z,  -0.90,  -9.34,  99.90, -10.36,  -0.11,
01/20 23Z,  -0.90, -10.16,  99.90, -11.17,  -0.11,  (min)
01/21 00Z,  -1.00,  -9.80,  99.90, -10.91,  -0.11,
01/21 01Z,  -1.10,  -8.41,  99.90,  -9.62,  -0.11,
01/21 02Z,  -1.20,  -6.27,  99.90,  -7.58,  -0.11,
01/21 03Z,  -1.20,  -3.94,  99.90,  -5.26,  -0.11,
01/21 04Z,  -1.30,  -2.09,  99.90,  -3.50,  -0.11,
01/21 05Z,  -1.20,  -1.15,  99.90,  -2.46,  -0.11,  (max)
01/21 06Z,  -1.10,  -1.26,  99.90,  -2.47,  -0.11,
01/21 07Z,  -1.00,  -2.38,  99.90,  -3.49,  -0.11,
01/21 08Z,  -0.80,  -4.30,  99.90,  -5.21,  -0.11,
01/21 09Z,  -0.70,  -6.56,  99.90,  -7.37,  -0.11,
01/21 10Z,  -0.50,  -8.44,  99.90,  -9.05,  -0.11,
01/21 11Z,  -0.40,  -9.35,  99.90,  -9.86,  -0.11,  (min)
01/21 12Z,  -0.30,  -9.09,  99.90,  -9.50,  -0.11,
01/21 13Z,  -0.20,  -7.78,  99.90,  -8.09,  -0.11,
01/21 14Z,  -0.20,  -5.68,  99.90,  -6.00,  -0.11,
01/21 15Z,  -0.30,  -3.29,  99.90,  -3.70,  -0.11,
01/21 16Z,  -0.30,  -1.26,  99.90,  -1.67,  -0.11,
01/21 17Z,  -0.40,  -0.15,  99.90,  -0.66,  -0.11,  (max)
01/21 18Z,  -0.40,  -0.18,  99.90,  -0.69,  -0.11,
01/21 19Z,  -0.40,  -1.30,  99.90,  -1.82,  -0.11,
01/21 20Z,  -0.40,  -3.34,  99.90,  -3.85,  -0.11,
01/21 21Z,  -0.30,  -5.90,  99.90,  -6.31,  -0.11,
01/21 22Z,  -0.30,  -8.31,  99.90,  -8.72,  -0.11,
01/21 23Z,  -0.20,  -9.86,  99.90, -10.18,  -0.11,
01/22 00Z,  -0.20, -10.21,  99.90, -10.53,  -0.11,  (min)
01/22 01Z,  -0.20,  -9.39,  99.90,  -9.70,  -0.11,
01/22 02Z,  -0.20,  -7.61,  99.90,  -7.92,  -0.11,
01/22 03Z,  -0.30,  -5.27,  99.90,  -5.69,  -0.11,
01/22 04Z,  -0.30,  -2.99,  99.90,  -3.40,  -0.11,
01/22 05Z,  -0.30,  -1.39,  99.90,  -1.80,  -0.11,
01/22 06Z,  -0.30,  -0.84,  99.90,  -1.25,  -0.11,  (max)
01/22 07Z,  -0.30,  -1.37,  99.90,  -1.78,  -0.11,
01/22 08Z,  -0.30,  -2.86,  99.90,  -3.27,  -0.11,
01/22 09Z,  -0.30,  -5.02,  99.90,  -5.44,  -0.11,
01/22 10Z,  -0.30,  -7.30,  99.90,  -7.72,  -0.11,
01/22 11Z,  -0.30,  -8.98,  99.90,  -9.39,  -0.11,
01/22 12Z,  -0.30,  -9.54,  99.90,  -9.95,  -0.11,  (min)
01/22 13Z,  -0.30,  -8.92,  99.90,  -9.33,  -0.11,
01/22 14Z,  -0.30,  -7.30,  99.90,  -7.72,  -0.11,
01/22 15Z,  -0.30,  -5.05,  99.90,  -5.46,  -0.11,
01/22 16Z,  -0.30,  -2.69,  99.90,  -3.11,  -0.11,
01/22 17Z,  -0.40,  -0.89,  99.90,  -1.41,  -0.11,
01/22 18Z,  -0.50,  -0.14,  99.90,  -0.75,  -0.11,  (max)
01/22 19Z,  -0.60,  -0.54,  99.90,  -1.26,  -0.11,
01/22 20Z,  -0.60,  -1.98,  99.90,  -2.70,  -0.11,
01/22 21Z,  -0.60,  -4.22,  99.90,  -4.93,  -0.11,
01/22 22Z,  -0.50,  -6.78,  99.90,  -7.39,  -0.11,
01/22 23Z,  -0.50,  -8.96,  99.90,  -9.57,  -0.11,
01/23 00Z,  -0.50, -10.12,  99.90, -10.73,  -0.11,  (min)
01/23 01Z,  -0.40, -10.02,  99.90, -10.53,  -0.11,
01/23 02Z,  -0.40,  -8.79,  99.90,  -9.30,  -0.11,
01/23 03Z,  -0.40,  -6.73,  99.90,  -7.24,  -0.11,
01/23 04Z,  -0.50,  -4.31,  99.90,  -4.92,  -0.11,
01/23 05Z,  -0.60,  -2.15,  99.90,  -2.86,  -0.11,
01/23 06Z,  -0.60,  -0.86,  99.90,  -1.57,  -0.11,
01/23 07Z,  -0.60,  -0.69,  99.90,  -1.40,  -0.11,  (max)
01/23 08Z,  -0.60,  -1.59,  99.90,  -2.30,  -0.11,
01/23 09Z,  -0.50,  -3.37,  99.90,  -3.98,  -0.11,
01/23 10Z,  -0.50,  -5.68,  99.90,  -6.29,  -0.11,
01/23 11Z,  -0.40,  -7.90,  99.90,  -8.41,  -0.11,
01/23 12Z,  -0.40,  -9.34,  99.90,  -9.85,  -0.11,
01/23 13Z,  -0.30,  -9.59,  99.90, -10.00,  -0.11,  (min)
01/23 14Z,  -0.30,  -8.68,  99.90,  -9.10,  -0.11,
01/23 15Z,  -0.30,  -6.88,  99.90,  -7.29,  -0.11,
01/23 16Z,  -0.30,  -4.58,  99.90,  -4.99,  -0.11,
01/23 17Z,  -0.20,  -2.33,  99.90,  -2.65,  -0.11,
01/23 18Z,  -0.20,  -0.79,  99.90,  -1.11,  -0.11,
01/23 19Z,  99.90,  -0.35,  99.90,  99.90,  -0.11,
01/23 20Z,  99.90,  -1.05,  99.90,  99.90,  -0.11,
01/23 21Z,  99.90,  -2.69,  99.90,  99.90,  -0.11,
01/23 22Z,  99.90,  -4.99,  99.90,  99.90,  -0.11,
01/23 23Z,  99.90,  -7.44,  99.90,  99.90,  -0.11,
01/24 00Z,  99.90,  -9.33,  99.90,  99.90,  -0.11,