EXTRA-TROPICAL  STORM  SURGE
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Datum
hat-on
mhhw-on
msl-on
mllw-on
Regions
Northeast
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Alaska
Gulf of Alaska
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Cherry Point, WA
Friday Harbor WA
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Seattle, WA
Port Angeles, WA
Neah Bay, WA
Toke Point, WA
Astoria, 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
#Anchorage, AK : 05/18/2026 06:23:28 GMT (units in feet MHHW)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
05/16 12Z,   0.00, -10.64, -10.10,  99.90,   0.54,
05/16 13Z,   0.00,  -3.41,  -4.09,  99.90,  -0.68,
05/16 14Z,   0.00,   1.10,   0.39,  99.90,  -0.71,
05/16 15Z,   0.00,   2.53,   2.40,  99.90,  -0.13,  (max)
05/16 16Z,   0.00,   0.52,   0.18,  99.90,  -0.34,
05/16 17Z,   0.00,  -4.09,  -4.55,  99.90,  -0.46,
05/16 18Z,   0.00,  -9.90, -10.30,  99.90,  -0.40,
05/16 19Z,   0.00, -15.98, -16.09,  99.90,  -0.11,
05/16 20Z,  -0.10, -21.82, -21.48,  99.90,   0.44,
05/16 21Z,  -0.10, -27.32, -26.57,  99.90,   0.85,
05/16 22Z,  -0.20, -31.00, -31.31,  99.90,  -0.11,
05/16 23Z,  -0.20, -29.54, -31.46,  99.90,  -1.72,  (min)
05/17 00Z,  -0.30, -22.41, -20.80,  99.90,   1.91,
05/17 01Z,  -0.30, -13.48, -12.87,  99.90,   0.91,
05/17 02Z,  -0.30,  -5.98,  -6.54,  99.90,  -0.26,
05/17 03Z,  -0.40,  -0.90,  -1.96,  99.90,  -0.66,
05/17 04Z,  -0.40,   0.85,   0.48,  99.90,   0.03,  (max)
05/17 05Z,  -0.40,  -0.86,  -0.99,  99.90,   0.27,
05/17 06Z,  -0.50,  -4.85,  -5.34,  99.90,   0.01,
05/17 07Z,  -0.60,  -9.89, -10.91,  99.90,  -0.42,
05/17 08Z,  -0.60, -15.04, -16.30,  99.90,  -0.66,
05/17 09Z,  -0.60, -19.73, -21.27,  99.90,  -0.94,
05/17 10Z,  -0.70, -23.22, -25.25,  99.90,  -1.33,  (min)
05/17 11Z,  -0.70, -22.81, -23.70,  99.90,  -0.19,
05/17 12Z,  -0.70, -16.72, -14.64,  99.90,   2.78,
05/17 13Z,  -0.70,  -7.98,  -7.77,  99.90,   0.91,
05/17 14Z,  -0.70,  -1.03,  -2.00,  99.90,  -0.27,
05/17 15Z,  -0.70,   2.61,   1.98,  99.90,   0.07,
05/17 16Z,  -0.70,   2.83,   3.03,  99.90,   0.90,  (max)
05/17 17Z,  -0.80,  -0.30,  -0.33,  99.90,   0.77,
05/17 18Z,  -0.80,  -5.53,  -5.85,  99.90,   0.48,
05/17 19Z,  -0.80, -11.56, -11.73,  99.90,   0.63,
05/17 20Z,  -0.80, -17.75, -17.48,  99.90,   1.07,
05/17 21Z,  -0.80, -23.71, -22.92,  99.90,   1.59,
05/17 22Z,  -0.80, -29.17, -27.94,  99.90,   2.03,
05/17 23Z,  -0.80, -32.06, -32.33,  99.90,   0.53,  (min)
05/18 00Z,  -0.70, -29.07, -28.72,  99.90,   1.05,
05/18 01Z,  -0.60, -20.74, -18.29,  99.90,   3.05,
05/18 02Z,  -0.50, -11.52, -10.72,  99.90,   1.30,
05/18 03Z,  -0.50,  -4.36,  -4.84,  99.90,   0.02,
05/18 04Z,  -0.40,   0.01,  -0.54,  99.90,  -0.15,
05/18 05Z,  -0.30,   0.96,   0.98,  99.90,   0.32,  (max)
05/18 06Z,  -0.20,  -1.25,  -1.51,  99.90,  -0.06,
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
05/18 07Z,  -0.20,  -5.38,  99.90,  -5.64,  -0.05,
05/18 08Z,  -0.20, -10.50,  99.90, -10.74,  -0.05,
05/18 09Z,  -0.10, -15.74,  99.90, -15.88,  -0.04,
05/18 10Z,  -0.10, -20.48,  99.90, -20.62,  -0.03,
05/18 11Z,  -0.10, -23.53,  99.90, -23.65,  -0.03,  (min)
05/18 12Z,  -0.10, -21.92,  99.90, -22.04,  -0.02,
05/18 13Z,  -0.10, -14.67,  99.90, -14.78,  -0.01,
05/18 14Z,  -0.20,  -5.77,  99.90,  -5.98,  -0.01,
05/18 15Z,  -0.20,   0.49,  99.90,   0.29,   0.00,
05/18 16Z,  -0.20,   3.14,  99.90,   2.95,   0.01,  (max)
05/18 17Z,  -0.20,   2.34,  99.90,   2.15,   0.01,
05/18 18Z,  -0.20,  -1.46,  99.90,  -1.64,   0.02,
05/18 19Z,  -0.10,  -6.91,  99.90,  -6.99,   0.02,
05/18 20Z,  -0.10, -13.02,  99.90, -13.09,   0.02,
05/18 21Z,  -0.20, -19.28,  99.90, -19.46,   0.02,
05/18 22Z,  -0.20, -25.31,  99.90, -25.49,   0.02,
05/18 23Z,  -0.20, -30.50,  99.90, -30.68,   0.02,
05/19 00Z,  -0.30, -32.29,  99.90, -32.57,   0.02,  (min)
05/19 01Z,  -0.30, -27.82,  99.90, -28.10,   0.02,
05/19 02Z,  -0.40, -18.74,  99.90, -19.12,   0.02,
05/19 03Z,  -0.40,  -9.78,  99.90, -10.16,   0.02,
05/19 04Z,  -0.40,  -3.32,  99.90,  -3.70,   0.02,
05/19 05Z,  -0.40,   0.28,  99.90,  -0.10,   0.02,
05/19 06Z,  -0.40,   0.63,  99.90,   0.25,   0.02,  (max)
05/19 07Z,  -0.30,  -1.83,  99.90,  -2.11,   0.02,
05/19 08Z,  -0.30,  -6.06,  99.90,  -6.34,   0.02,
05/19 09Z,  -0.20, -11.30,  99.90, -11.48,   0.02,
05/19 10Z,  -0.20, -16.65,  99.90, -16.83,   0.02,
05/19 11Z,  -0.20, -21.33,  99.90, -21.51,   0.02,
05/19 12Z,  -0.20, -23.71,  99.90, -23.89,   0.02,  (min)
05/19 13Z,  -0.20, -20.89,  99.90, -21.06,   0.02,
05/19 14Z,  -0.20, -12.90,  99.90, -13.07,   0.02,
05/19 15Z,  -0.20,  -4.38,  99.90,  -4.56,   0.02,
05/19 16Z,  -0.20,   0.93,  99.90,   0.75,   0.02,
05/19 17Z,  -0.10,   2.71,  99.90,   2.63,   0.02,  (max)
05/19 18Z,  -0.10,   1.30,  99.90,   1.23,   0.02,
05/19 19Z,  -0.10,  -2.71,  99.90,  -2.78,   0.02,
05/19 20Z,  -0.10,  -8.13,  99.90,  -8.21,   0.02,
05/19 21Z,  -0.10, -14.24,  99.90, -14.32,   0.02,
05/19 22Z,  -0.20, -20.54,  99.90, -20.72,   0.02,
05/19 23Z,  -0.20, -26.45,  99.90, -26.63,   0.02,
05/20 00Z,  -0.20, -31.07,  99.90, -31.24,   0.02,
05/20 01Z,  -0.30, -31.63,  99.90, -31.91,   0.02,  (min)
05/20 02Z,  -0.30, -25.98,  99.90, -26.26,   0.02,
05/20 03Z,  -0.30, -16.78,  99.90, -17.06,   0.02,
05/20 04Z,  -0.30,  -8.58,  99.90,  -8.86,   0.02,
05/20 05Z,  -0.30,  -2.95,  99.90,  -3.23,   0.02,
05/20 06Z,  -0.30,   0.03,  99.90,  -0.24,   0.02,
05/20 07Z,  -0.30,   0.04,  99.90,  -0.24,   0.02,  (max)
05/20 08Z,  -0.30,  -2.53,  99.90,  -2.81,   0.02,
05/20 09Z,  -0.30,  -6.87,  99.90,  -7.15,   0.02,
05/20 10Z,  -0.40, -12.26,  99.90, -12.64,   0.02,
05/20 11Z,  -0.40, -17.62,  99.90, -17.99,   0.02,
05/20 12Z,  -0.50, -22.02,  99.90, -22.50,   0.02,
05/20 13Z,  -0.50, -23.62,  99.90, -24.10,   0.02,  (min)
05/20 14Z,  -0.50, -19.84,  99.90, -20.32,   0.02,
05/20 15Z,  -0.50, -11.71,  99.90, -12.18,   0.02,
05/20 16Z,  -0.50,  -4.06,  99.90,  -4.53,   0.02,
05/20 17Z,  -0.50,   0.27,  99.90,  -0.21,   0.02,
05/20 18Z,  -0.50,   1.50,  99.90,   1.02,   0.02,  (max)
05/20 19Z,  -0.60,  -0.04,  99.90,  -0.62,   0.02,
05/20 20Z,  -0.60,  -3.91,  99.90,  -4.49,   0.02,
05/20 21Z,  -0.70,  -9.17,  99.90,  -9.85,   0.02,
05/20 22Z,  -0.80, -15.22,  99.90, -16.00,   0.02,
05/20 23Z,  -0.80, -21.37,  99.90, -22.15,   0.02,
05/21 00Z,  -0.80, -26.89,  99.90, -27.67,   0.02,
05/21 01Z,  -0.80, -30.73,  99.90, -31.51,   0.02,  (min)
05/21 02Z,  -0.80, -30.19,  99.90, -30.96,   0.02,
05/21 03Z,  -0.70, -23.91,  99.90, -24.59,   0.02,
05/21 04Z,  -0.70, -15.23,  99.90, -15.91,   0.02,
05/21 05Z,  -0.60,  -8.06,  99.90,  -8.64,   0.02,
05/21 06Z,  -0.50,  -3.17,  99.90,  -3.65,   0.02,
05/21 07Z,  -0.40,  -0.54,  99.90,  -0.92,   0.02,  (max)
05/21 08Z,  -0.30,  -0.67,  99.90,  -0.95,   0.02,
05/21 09Z,  -0.20,  -3.28,  99.90,  -3.46,   0.02,
05/21 10Z,  -0.20,  -7.74,  99.90,  -7.92,   0.02,
05/21 11Z,  -0.10, -13.15,  99.90, -13.23,   0.02,
05/21 12Z,   0.00, -18.31,  99.90, -18.29,   0.02,
05/21 13Z,   0.00, -22.30,  99.90, -22.28,   0.02,
05/21 14Z,   0.00, -23.26,  99.90, -23.24,   0.02,  (min)
05/21 15Z,   0.10, -19.03,  99.90, -18.91,   0.02,
05/21 16Z,   0.20, -11.40,  99.90, -11.18,   0.02,
05/21 17Z,   0.20,  -4.90,  99.90,  -4.67,   0.02,
05/21 18Z,   0.20,  -1.34,  99.90,  -1.12,   0.02,
05/21 19Z,   0.20,  -0.21,  99.90,   0.01,   0.02,  (max)
05/21 20Z,   0.10,  -1.49,  99.90,  -1.37,   0.02,
05/21 21Z,   0.00,  -4.99,  99.90,  -4.97,   0.02,
05/21 22Z,   0.00,  -9.99,  99.90,  -9.97,   0.02,
05/21 23Z,  -0.10, -15.82,  99.90, -15.90,   0.02,
05/22 00Z,  -0.10, -21.55,  99.90, -21.63,   0.02,