EXTRA-TROPICAL  STORM  SURGE
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Manual
Datum
hat-on
mhhw-on
msl-on
mllw-on
Regions
Northeast
Mid-Atlantic
Southeast
Gulf
Northwest
Alaska
Gulf of Alaska
Status
Stations
Cherry Point, WA
Friday Harbor WA
Port Townsend
Seattle, WA
Port Angeles, WA
Neah Bay, WA
Toke Point, WA
Astoria, OR
South Beach, OR
Charleston, OR
Port Orford, OR
Crescent City, CA
North Spit, CA
Arena Cove, CA
Point Reyes, CA
Port Chicago, CA
San Francisco CA
Surge List
West Coast
#Boston, MA : 04/21/2025 02:22:42 GMT (units in feet MHHW)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
04/19 06Z,   0.00,  -2.60,  -2.37,  99.90,   0.23,
04/19 07Z,   0.00,  -1.41,  -1.21,  99.90,   0.20,
04/19 08Z,   0.00,  -0.94,  -0.72,  99.90,   0.22,  (max)
04/19 09Z,   0.00,  -1.50,  -1.35,  99.90,   0.15,
04/19 10Z,   0.00,  -2.89,  -2.66,  99.90,   0.23,
04/19 11Z,   0.10,  -4.71,  -4.43,  99.90,   0.18,
04/19 12Z,   0.10,  -6.55,  -6.30,  99.90,   0.15,
04/19 13Z,   0.10,  -8.12,  -8.06,  99.90,  -0.04,
04/19 14Z,   0.10,  -9.11,  -9.02,  99.90,  -0.01,  (min)
04/19 15Z,   0.10,  -9.05,  -8.66,  99.90,   0.29,
04/19 16Z,   0.00,  -7.93,  -7.94,  99.90,  -0.01,
04/19 17Z,   0.00,  -6.38,  -6.52,  99.90,  -0.14,
04/19 18Z,   0.00,  -4.86,  -4.66,  99.90,   0.20,
04/19 19Z,   0.00,  -3.44,  -3.28,  99.90,   0.16,
04/19 20Z,   0.00,  -2.41,  -2.25,  99.90,   0.16,
04/19 21Z,   0.00,  -2.21,  -2.22,  99.90,  -0.01,  (max)
04/19 22Z,   0.00,  -2.91,  -2.78,  99.90,   0.13,
04/19 23Z,   0.00,  -4.20,  -4.04,  99.90,   0.16,
04/20 00Z,   0.00,  -5.68,  -5.63,  99.90,   0.05,
04/20 01Z,  -0.10,  -7.03,  -6.88,  99.90,   0.25,
04/20 02Z,  -0.20,  -8.00,  -7.90,  99.90,   0.30,
04/20 03Z,  -0.30,  -8.15,  -7.91,  99.90,   0.54,  (min)
04/20 04Z,  -0.10,  -7.18,  -7.07,  99.90,   0.21,
04/20 05Z,  -0.20,  -5.55,  -5.52,  99.90,   0.23,
04/20 06Z,  -0.30,  -3.91,  -4.16,  99.90,   0.05,
04/20 07Z,  -0.30,  -2.47,  -2.24,  99.90,   0.53,
04/20 08Z,  -0.30,  -1.38,  -1.40,  99.90,   0.28,
04/20 09Z,  -0.30,  -1.07,  -1.18,  99.90,   0.19,  (max)
04/20 10Z,  -0.20,  -1.74,  -1.90,  99.90,   0.04,
04/20 11Z,  -0.30,  -3.18,  -3.38,  99.90,   0.10,
04/20 12Z,  -0.20,  -4.96,  -5.11,  99.90,   0.05,
04/20 13Z,  -0.30,  -6.71,  -6.89,  99.90,   0.12,
04/20 14Z,  -0.40,  -8.20,  -8.45,  99.90,   0.15,
04/20 15Z,  -0.40,  -9.07,  -9.36,  99.90,   0.11,  (min)
04/20 16Z,  -0.40,  -8.88,  -9.04,  99.90,   0.24,
04/20 17Z,  -0.40,  -7.71,  -8.01,  99.90,   0.10,
04/20 18Z,  -0.30,  -6.20,  -6.60,  99.90,  -0.10,
04/20 19Z,  -0.30,  -4.71,  -4.97,  99.90,   0.04,
04/20 20Z,  -0.20,  -3.31,  -3.54,  99.90,  -0.03,
04/20 21Z,  -0.20,  -2.35,  -2.58,  99.90,  -0.03,
04/20 22Z,  -0.20,  -2.25,  -2.56,  99.90,  -0.11,  (max)
04/20 23Z,   0.00,  -3.01,  -3.24,  99.90,  -0.23,
04/21 00Z,   0.00,  -4.32,  -4.37,  99.90,  -0.05,
04/21 01Z,   0.00,  -5.78,  -5.88,  99.90,  -0.10,
04/21 02Z,   0.00,  -7.11,  -7.24,  99.90,  -0.13,
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
04/21 03Z,   0.00,  -8.05,  99.90,  -8.16,  -0.11,
04/21 04Z,   0.00,  -8.12,  99.90,  -8.22,  -0.09,  (min)
04/21 05Z,   0.00,  -7.10,  99.90,  -7.17,  -0.07,
04/21 06Z,   0.00,  -5.49,  99.90,  -5.54,  -0.05,
04/21 07Z,   0.00,  -3.89,  99.90,  -3.92,  -0.04,
04/21 08Z,   0.00,  -2.43,  99.90,  -2.45,  -0.02,
04/21 09Z,   0.10,  -1.34,  99.90,  -1.24,   0.00,
04/21 10Z,   0.20,  -1.08,  99.90,  -0.86,   0.02,  (max)
04/21 11Z,   0.30,  -1.80,  99.90,  -1.46,   0.04,
04/21 12Z,   0.40,  -3.26,  99.90,  -2.80,   0.06,
04/21 13Z,   0.40,  -5.04,  99.90,  -4.56,   0.08,
04/21 14Z,   0.40,  -6.80,  99.90,  -6.30,   0.09,
04/21 15Z,   0.40,  -8.31,  99.90,  -7.81,   0.09,
04/21 16Z,   0.40,  -9.16,  99.90,  -8.66,   0.09,  (min)
04/21 17Z,   0.40,  -8.89,  99.90,  -8.39,   0.09,
04/21 18Z,   0.40,  -7.67,  99.90,  -7.17,   0.09,
04/21 19Z,   0.50,  -6.13,  99.90,  -5.54,   0.09,
04/21 20Z,   0.50,  -4.56,  99.90,  -3.97,   0.09,
04/21 21Z,   0.60,  -3.08,  99.90,  -2.38,   0.09,
04/21 22Z,   0.70,  -2.11,  99.90,  -1.32,   0.09,
04/21 23Z,   0.70,  -2.06,  99.90,  -1.27,   0.09,  (max)
04/22 00Z,   0.70,  -2.89,  99.90,  -2.09,   0.09,
04/22 01Z,   0.80,  -4.26,  99.90,  -3.36,   0.09,
04/22 02Z,   0.80,  -5.80,  99.90,  -4.90,   0.09,
04/22 03Z,   0.80,  -7.24,  99.90,  -6.35,   0.09,
04/22 04Z,   0.70,  -8.27,  99.90,  -7.48,   0.09,
04/22 05Z,   0.70,  -8.34,  99.90,  -7.55,   0.09,  (min)
04/22 06Z,   0.60,  -7.29,  99.90,  -6.59,   0.09,
04/22 07Z,   0.60,  -5.66,  99.90,  -4.96,   0.09,
04/22 08Z,   0.60,  -3.98,  99.90,  -3.28,   0.09,
04/22 09Z,   0.60,  -2.39,  99.90,  -1.70,   0.09,
04/22 10Z,   0.60,  -1.21,  99.90,  -0.52,   0.09,
04/22 11Z,   0.60,  -0.93,  99.90,  -0.24,   0.09,  (max)
04/22 12Z,   0.60,  -1.68,  99.90,  -0.99,   0.09,
04/22 13Z,   0.60,  -3.19,  99.90,  -2.49,   0.09,
04/22 14Z,   0.60,  -5.04,  99.90,  -4.34,   0.09,
04/22 15Z,   0.50,  -6.91,  99.90,  -6.31,   0.09,
04/22 16Z,   0.50,  -8.53,  99.90,  -7.94,   0.09,
04/22 17Z,   0.50,  -9.40,  99.90,  -8.81,   0.09,  (min)
04/22 18Z,   0.50,  -9.06,  99.90,  -8.46,   0.09,
04/22 19Z,   0.50,  -7.74,  99.90,  -7.15,   0.09,
04/22 20Z,   0.50,  -6.07,  99.90,  -5.48,   0.09,
04/22 21Z,   0.50,  -4.31,  99.90,  -3.71,   0.09,
04/22 22Z,   0.50,  -2.65,  99.90,  -2.06,   0.09,
04/22 23Z,   0.50,  -1.64,  99.90,  -1.05,   0.09,  (max)
04/23 00Z,   0.50,  -1.65,  99.90,  -1.05,   0.09,
04/23 01Z,   0.40,  -2.59,  99.90,  -2.09,   0.09,
04/23 02Z,   0.40,  -4.11,  99.90,  -3.62,   0.09,
04/23 03Z,   0.30,  -5.85,  99.90,  -5.46,   0.09,
04/23 04Z,   0.30,  -7.53,  99.90,  -7.14,   0.09,
04/23 05Z,   0.20,  -8.72,  99.90,  -8.42,   0.09,
04/23 06Z,   0.20,  -8.81,  99.90,  -8.51,   0.09,  (min)
04/23 07Z,   0.20,  -7.69,  99.90,  -7.40,   0.09,
04/23 08Z,   0.20,  -5.96,  99.90,  -5.67,   0.09,
04/23 09Z,   0.30,  -4.09,  99.90,  -3.70,   0.09,
04/23 10Z,   0.30,  -2.27,  99.90,  -1.88,   0.09,
04/23 11Z,   0.40,  -0.95,  99.90,  -0.46,   0.09,
04/23 12Z,   0.40,  -0.65,  99.90,  -0.15,   0.09,  (max)
04/23 13Z,   0.40,  -1.45,  99.90,  -0.95,   0.09,
04/23 14Z,   0.40,  -3.05,  99.90,  -2.56,   0.09,
04/23 15Z,   0.40,  -5.05,  99.90,  -4.56,   0.09,
04/23 16Z,   0.30,  -7.12,  99.90,  -6.73,   0.09,
04/23 17Z,   0.30,  -8.91,  99.90,  -8.51,   0.09,
04/23 18Z,   0.30,  -9.79,  99.90,  -9.40,   0.09,  (min)
04/23 19Z,   0.30,  -9.32,  99.90,  -8.92,   0.09,
04/23 20Z,   0.40,  -7.82,  99.90,  -7.32,   0.09,
04/23 21Z,   0.40,  -5.91,  99.90,  -5.41,   0.09,
04/23 22Z,   0.40,  -3.85,  99.90,  -3.36,   0.09,
04/23 23Z,   0.40,  -2.00,  99.90,  -1.51,   0.09,
04/24 00Z,   0.40,  -0.96,  99.90,  -0.47,   0.09,  (max)
04/24 01Z,   0.40,  -1.08,  99.90,  -0.58,   0.09,
04/24 02Z,   0.30,  -2.21,  99.90,  -1.82,   0.09,
04/24 03Z,   0.30,  -3.99,  99.90,  -3.60,   0.09,
04/24 04Z,   0.30,  -6.04,  99.90,  -5.65,   0.09,
04/24 05Z,   0.20,  -8.03,  99.90,  -7.73,   0.09,
04/24 06Z,   0.20,  -9.39,  99.90,  -9.10,   0.09,
04/24 07Z,   0.20,  -9.46,  99.90,  -9.17,   0.09,  (min)
04/24 08Z,   0.30,  -8.22,  99.90,  -7.83,   0.09,
04/24 09Z,   0.30,  -6.30,  99.90,  -5.90,   0.09,
04/24 10Z,   0.30,  -4.14,  99.90,  -3.75,   0.09,
04/24 11Z,   0.30,  -2.05,  99.90,  -1.66,   0.09,
04/24 12Z,   0.30,  -0.59,  99.90,  -0.19,   0.09,
04/24 13Z,   0.40,  -0.28,  99.90,   0.21,   0.09,  (max)
04/24 14Z,   0.30,  -1.18,  99.90,  -0.78,   0.09,
04/24 15Z,   0.30,  -2.94,  99.90,  -2.55,   0.09,
04/24 16Z,   0.30,  -5.16,  99.90,  -4.77,   0.09,
04/24 17Z,   0.30,  -7.47,  99.90,  -7.08,   0.09,
04/24 18Z,   0.30,  -9.41,  99.90,  -9.01,   0.09,