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 : 04/29/2025 23:24:18 GMT (units in feet MHHW)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
04/28 06Z,   0.20,  -1.93,  -2.12,  99.90,  -0.39,
04/28 07Z,   0.20,  -5.01,  -4.92,  99.90,  -0.11,
04/28 08Z,   0.20,  -8.25,  -8.02,  99.90,   0.03,
04/28 09Z,   0.30, -10.95, -10.76,  99.90,  -0.11,
04/28 10Z,   0.30, -12.17, -11.94,  99.90,  -0.07,  (min)
04/28 11Z,   0.30, -11.45, -10.93,  99.90,   0.22,
04/28 12Z,   0.30,  -9.27,  -8.89,  99.90,   0.08,
04/28 13Z,   0.30,  -6.40,  -6.29,  99.90,  -0.19,
04/28 14Z,   0.30,  -3.35,  -3.35,  99.90,  -0.30,
04/28 15Z,   0.30,  -0.78,  -0.72,  99.90,  -0.24,
04/28 16Z,   0.40,   0.53,   0.40,  99.90,  -0.53,  (max)
04/28 17Z,   0.40,   0.29,   0.01,  99.90,  -0.68,
04/28 18Z,   0.40,  -1.31,  -1.61,  99.90,  -0.70,
04/28 19Z,   0.40,  -3.80,  -4.03,  99.90,  -0.63,
04/28 20Z,   0.40,  -6.67,  -6.72,  99.90,  -0.45,
04/28 21Z,   0.50,  -9.34,  -9.27,  99.90,  -0.43,
04/28 22Z,   0.50, -10.92, -10.79,  99.90,  -0.37,  (min)
04/28 23Z,   0.50, -10.67, -10.27,  99.90,  -0.10,
04/29 00Z,   0.30,  -8.72,  -8.17,  99.90,   0.25,
04/29 01Z,   0.30,  -5.89,  -5.60,  99.90,  -0.01,
04/29 02Z,   0.30,  -2.81,  -2.54,  99.90,  -0.03,
04/29 03Z,   0.20,  -0.04,   0.22,  99.90,   0.06,
04/29 04Z,   0.20,   1.64,   1.73,  99.90,  -0.11,  (max)
04/29 05Z,   0.10,   1.73,   1.60,  99.90,  -0.23,
04/29 06Z,   0.10,   0.27,   0.14,  99.90,  -0.23,
04/29 07Z,   0.10,  -2.31,  -2.41,  99.90,  -0.20,
04/29 08Z,   0.10,  -5.50,  -5.46,  99.90,  -0.06,
04/29 09Z,   0.10,  -8.74,  -8.51,  99.90,   0.13,
04/29 10Z,   0.10, -11.31, -11.09,  99.90,   0.12,
04/29 11Z,   0.20, -12.27, -11.97,  99.90,   0.10,  (min)
04/29 12Z,   0.20, -11.29, -10.66,  99.90,   0.43,
04/29 13Z,   0.20,  -9.01,  -8.53,  99.90,   0.28,
04/29 14Z,   0.20,  -6.12,  -5.85,  99.90,   0.07,
04/29 15Z,   0.20,  -3.11,  -2.72,  99.90,   0.19,
04/29 16Z,   0.20,  -0.70,  -0.31,  99.90,   0.19,
04/29 17Z,   0.20,   0.40,   0.57,  99.90,  -0.03,  (max)
04/29 18Z,   0.30,  -0.03,   0.15,  99.90,  -0.12,
04/29 19Z,   0.30,  -1.72,  -1.70,  99.90,  -0.28,
04/29 20Z,   0.30,  -4.22,  -4.10,  99.90,  -0.18,
04/29 21Z,   0.20,  -7.02,  -6.82,  99.90,   0.00,
04/29 22Z,   0.20,  -9.51,  -9.42,  99.90,  -0.11,
04/29 23Z,   0.10, -10.80, -10.65,  99.90,   0.05,  (min)
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
04/30 00Z,   0.00, -10.23,  99.90, -10.19,   0.04,
04/30 01Z,   0.00,  -8.13,  99.90,  -8.10,   0.04,
04/30 02Z,   0.00,  -5.31,  99.90,  -5.28,   0.03,
04/30 03Z,  -0.10,  -2.33,  99.90,  -2.40,   0.02,
04/30 04Z,  -0.10,   0.25,  99.90,   0.16,   0.02,
04/30 05Z,  -0.20,   1.66,  99.90,   1.47,   0.01,  (max)
04/30 06Z,  -0.10,   1.49,  99.90,   1.39,   0.00,
04/30 07Z,  -0.10,  -0.12,  99.90,  -0.22,  -0.00,
04/30 08Z,  -0.20,  -2.75,  99.90,  -2.96,  -0.01,
04/30 09Z,  -0.20,  -5.89,  99.90,  -6.11,  -0.01,
04/30 10Z,  -0.20,  -9.01,  99.90,  -9.23,  -0.02,
04/30 11Z,  -0.30, -11.34,  99.90, -11.67,  -0.03,
04/30 12Z,  -0.20, -12.02,  99.90, -12.25,  -0.03,  (min)
04/30 13Z,  -0.20, -10.89,  99.90, -11.11,  -0.03,
04/30 14Z,  -0.20,  -8.62,  99.90,  -8.84,  -0.03,
04/30 15Z,  -0.20,  -5.84,  99.90,  -6.06,  -0.03,
04/30 16Z,  -0.20,  -3.00,  99.90,  -3.23,  -0.03,
04/30 17Z,  -0.20,  -0.81,  99.90,  -1.04,  -0.03,
04/30 18Z,  -0.20,   0.07,  99.90,  -0.15,  -0.03,  (max)
04/30 19Z,  -0.20,  -0.48,  99.90,  -0.70,  -0.03,
04/30 20Z,  -0.20,  -2.18,  99.90,  -2.40,  -0.03,
04/30 21Z,  -0.20,  -4.58,  99.90,  -4.81,  -0.03,
04/30 22Z,  -0.10,  -7.21,  99.90,  -7.34,  -0.03,
04/30 23Z,  -0.10,  -9.46,  99.90,  -9.59,  -0.03,
05/01 00Z,   0.00, -10.45,  99.90, -10.48,  -0.03,  (min)
05/01 01Z,   0.10,  -9.67,  99.90,  -9.60,  -0.03,
05/01 02Z,   0.10,  -7.57,  99.90,  -7.49,  -0.03,
05/01 03Z,   0.10,  -4.89,  99.90,  -4.82,  -0.03,
05/01 04Z,   0.10,  -2.12,  99.90,  -2.04,  -0.03,
05/01 05Z,   0.00,   0.21,  99.90,   0.18,  -0.03,
05/01 06Z,   0.00,   1.36,  99.90,   1.33,  -0.03,  (max)
05/01 07Z,   0.00,   1.02,  99.90,   1.00,  -0.03,
05/01 08Z,   0.00,  -0.62,  99.90,  -0.65,  -0.03,
05/01 09Z,   0.00,  -3.16,  99.90,  -3.19,  -0.03,
05/01 10Z,   0.10,  -6.12,  99.90,  -6.05,  -0.03,
05/01 11Z,   0.30,  -9.02,  99.90,  -8.74,  -0.03,
05/01 12Z,   0.30, -11.07,  99.90, -10.80,  -0.03,
05/01 13Z,   0.40, -11.51,  99.90, -11.14,  -0.03,  (min)
05/01 14Z,   0.50, -10.33,  99.90,  -9.86,  -0.03,
05/01 15Z,   0.50,  -8.21,  99.90,  -7.73,  -0.03,
05/01 16Z,   0.40,  -5.64,  99.90,  -5.26,  -0.03,
05/01 17Z,   0.40,  -3.03,  99.90,  -2.66,  -0.03,
05/01 18Z,   0.40,  -1.08,  99.90,  -0.71,  -0.03,
05/01 19Z,   0.40,  -0.37,  99.90,   0.00,  -0.03,  (max)
05/01 20Z,   0.30,  -0.97,  99.90,  -0.69,  -0.03,
05/01 21Z,   0.40,  -2.58,  99.90,  -2.21,  -0.03,
05/01 22Z,   0.30,  -4.80,  99.90,  -4.53,  -0.03,
05/01 23Z,   0.30,  -7.21,  99.90,  -6.94,  -0.03,
05/02 00Z,   0.30,  -9.21,  99.90,  -8.94,  -0.03,
05/02 01Z,   0.30,  -9.96,  99.90,  -9.69,  -0.03,  (min)
05/02 02Z,   0.30,  -9.10,  99.90,  -8.82,  -0.03,
05/02 03Z,   0.30,  -7.13,  99.90,  -6.85,  -0.03,
05/02 04Z,   0.30,  -4.70,  99.90,  -4.43,  -0.03,
05/02 05Z,   0.30,  -2.18,  99.90,  -1.91,  -0.03,
05/02 06Z,   0.20,  -0.11,  99.90,   0.06,  -0.03,
05/02 07Z,   0.30,   0.84,  99.90,   1.12,  -0.03,  (max)
05/02 08Z,   0.30,   0.44,  99.90,   0.71,  -0.03,
05/02 09Z,   0.40,  -1.13,  99.90,  -0.75,  -0.03,
05/02 10Z,   0.40,  -3.46,  99.90,  -3.08,  -0.03,
05/02 11Z,   0.50,  -6.16,  99.90,  -5.69,  -0.03,
05/02 12Z,   0.50,  -8.79,  99.90,  -8.31,  -0.03,
05/02 13Z,   0.50, -10.59,  99.90, -10.11,  -0.03,
05/02 14Z,   0.40, -10.87,  99.90, -10.50,  -0.03,  (min)
05/02 15Z,   0.50,  -9.76,  99.90,  -9.28,  -0.03,
05/02 16Z,   0.40,  -7.86,  99.90,  -7.49,  -0.03,
05/02 17Z,   0.40,  -5.55,  99.90,  -5.17,  -0.03,
05/02 18Z,   0.40,  -3.17,  99.90,  -2.80,  -0.03,
05/02 19Z,   0.30,  -1.43,  99.90,  -1.16,  -0.03,
05/02 20Z,   0.30,  -0.83,  99.90,  -0.56,  -0.03,  (max)
05/02 21Z,   0.20,  -1.40,  99.90,  -1.22,  -0.03,
05/02 22Z,   0.20,  -2.86,  99.90,  -2.68,  -0.03,
05/02 23Z,   0.20,  -4.86,  99.90,  -4.69,  -0.03,
05/03 00Z,   0.10,  -7.04,  99.90,  -6.97,  -0.03,
05/03 01Z,   0.10,  -8.83,  99.90,  -8.76,  -0.03,
05/03 02Z,   0.10,  -9.44,  99.90,  -9.36,  -0.03,  (min)
05/03 03Z,   0.10,  -8.61,  99.90,  -8.53,  -0.03,
05/03 04Z,   0.00,  -6.88,  99.90,  -6.90,  -0.03,
05/03 05Z,   0.00,  -4.74,  99.90,  -4.77,  -0.03,
05/03 06Z,   0.00,  -2.47,  99.90,  -2.49,  -0.03,
05/03 07Z,   0.00,  -0.61,  99.90,  -0.63,  -0.03,
05/03 08Z,   0.00,   0.23,  99.90,   0.20,  -0.03,  (max)
05/03 09Z,   0.00,  -0.16,  99.90,  -0.18,  -0.03,
05/03 10Z,   0.10,  -1.55,  99.90,  -1.47,  -0.03,
05/03 11Z,   0.10,  -3.62,  99.90,  -3.54,  -0.03,
05/03 12Z,   0.20,  -6.04,  99.90,  -5.87,  -0.03,
05/03 13Z,   0.10,  -8.42,  99.90,  -8.35,  -0.03,
05/03 14Z,   0.10, -10.02,  99.90,  -9.94,  -0.03,
05/03 15Z,   0.10, -10.23,  99.90, -10.16,  -0.03,  (min)
05/03 16Z,   0.10,  -9.27,  99.90,  -9.19,  -0.03,
05/03 17Z,   0.10,  -7.63,  99.90,  -7.56,  -0.03,
05/03 18Z,   0.10,  -5.54,  99.90,  -5.47,  -0.03,