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
#San Francisco, CA : 04/15/2026 12:21:59 GMT (units in feet HAT)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
04/13 12Z,   0.40,  -4.87,  -4.24,  99.90,   0.23,
04/13 13Z,   0.40,  -4.21,  -3.67,  99.90,   0.14,
04/13 14Z,   0.40,  -3.50,  -2.99,  99.90,   0.11,
04/13 15Z,   0.30,  -2.92,  -2.45,  99.90,   0.17,
04/13 16Z,   0.30,  -2.67,  -2.26,  99.90,   0.11,  (max)
04/13 17Z,   0.30,  -2.87,  -2.45,  99.90,   0.12,
04/13 18Z,   0.50,  -3.56,  -3.15,  99.90,  -0.09,
04/13 19Z,   0.40,  -4.59,  -4.28,  99.90,  -0.09,
04/13 20Z,   0.40,  -5.71,  -5.55,  99.90,  -0.24,
04/13 21Z,   0.40,  -6.61,  -6.37,  99.90,  -0.16,
04/13 22Z,   0.40,  -7.07,  -6.78,  99.90,  -0.11,  (min)
04/13 23Z,   0.40,  -7.01,  -6.69,  99.90,  -0.08,
04/14 00Z,   0.40,  -6.48,  -6.05,  99.90,   0.03,
04/14 01Z,   0.50,  -5.64,  -5.22,  99.90,  -0.08,
04/14 02Z,   0.50,  -4.63,  -4.23,  99.90,  -0.10,
04/14 03Z,   0.40,  -3.65,  -3.24,  99.90,   0.01,
04/14 04Z,   0.40,  -2.87,  -2.50,  99.90,  -0.03,
04/14 05Z,   0.40,  -2.49,  -2.11,  99.90,  -0.02,  (max)
04/14 06Z,   0.30,  -2.62,  -2.23,  99.90,   0.09,
04/14 07Z,   0.20,  -3.25,  -2.83,  99.90,   0.22,
04/14 08Z,   0.20,  -4.19,  -3.90,  99.90,   0.09,
04/14 09Z,   0.20,  -5.15,  -4.97,  99.90,  -0.02,
04/14 10Z,   0.20,  -5.83,  -5.57,  99.90,   0.06,
04/14 11Z,   0.10,  -6.07,  -5.83,  99.90,   0.14,  (min)
04/14 12Z,   0.20,  -5.82,  -5.46,  99.90,   0.16,
04/14 13Z,   0.20,  -5.20,  -4.87,  99.90,   0.13,
04/14 14Z,   0.20,  -4.36,  -4.01,  99.90,   0.15,
04/14 15Z,   0.20,  -3.51,  -3.26,  99.90,   0.05,
04/14 16Z,   0.10,  -2.84,  -2.59,  99.90,   0.15,
04/14 17Z,   0.10,  -2.56,  -2.32,  99.90,   0.14,  (max)
04/14 18Z,   0.30,  -2.81,  -2.62,  99.90,  -0.11,
04/14 19Z,   0.20,  -3.58,  -3.35,  99.90,   0.03,
04/14 20Z,   0.20,  -4.70,  -4.61,  99.90,  -0.11,
04/14 21Z,   0.30,  -5.83,  -5.84,  99.90,  -0.31,
04/14 22Z,   0.30,  -6.66,  -6.60,  99.90,  -0.24,
04/14 23Z,   0.30,  -6.95,  -6.80,  99.90,  -0.15,  (min)
04/15 00Z,   0.40,  -6.67,  -6.47,  99.90,  -0.20,
04/15 01Z,   0.40,  -5.94,  -5.66,  99.90,  -0.12,
04/15 02Z,   0.40,  -4.93,  -4.71,  99.90,  -0.18,
04/15 03Z,   0.30,  -3.85,  -3.62,  99.90,  -0.07,
04/15 04Z,   0.40,  -2.88,  -2.72,  99.90,  -0.24,
04/15 05Z,   0.40,  -2.25,  -2.03,  99.90,  -0.18,
04/15 06Z,   0.40,  -2.14,  -1.94,  99.90,  -0.20,  (max)
04/15 07Z,   0.30,  -2.65,  -2.38,  99.90,  -0.03,
04/15 08Z,   0.30,  -3.67,  -3.36,  99.90,   0.01,
04/15 09Z,   0.40,  -4.91,  -4.80,  99.90,  -0.29,
04/15 10Z,   0.40,  -6.02,  -5.78,  99.90,  -0.16,
04/15 11Z,   0.30,  -6.68,  -6.44,  99.90,  -0.06,
04/15 12Z,   0.30,  -6.76,  -6.46,  99.90,  -0.00,  (min)
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
04/15 13Z,   0.40,  -6.30,  99.90,  -5.90,   0.00,
04/15 14Z,   0.40,  -5.47,  99.90,  -5.07,   0.01,
04/15 15Z,   0.30,  -4.47,  99.90,  -4.16,   0.01,
04/15 16Z,   0.30,  -3.50,  99.90,  -3.18,   0.02,
04/15 17Z,   0.30,  -2.77,  99.90,  -2.45,   0.02,
04/15 18Z,   0.30,  -2.50,  99.90,  -2.18,   0.02,  (max)
04/15 19Z,   0.30,  -2.81,  99.90,  -2.49,   0.03,
04/15 20Z,   0.30,  -3.67,  99.90,  -3.34,   0.03,
04/15 21Z,   0.40,  -4.82,  99.90,  -4.38,   0.04,
04/15 22Z,   0.40,  -5.90,  99.90,  -5.46,   0.04,
04/15 23Z,   0.40,  -6.57,  99.90,  -6.12,   0.04,
04/16 00Z,   0.40,  -6.64,  99.90,  -6.19,   0.05,  (min)
04/16 01Z,   0.40,  -6.13,  99.90,  -5.68,   0.05,
04/16 02Z,   0.40,  -5.21,  99.90,  -4.76,   0.05,
04/16 03Z,   0.40,  -4.10,  99.90,  -3.65,   0.05,
04/16 04Z,   0.40,  -3.00,  99.90,  -2.55,   0.05,
04/16 05Z,   0.40,  -2.14,  99.90,  -1.70,   0.05,
04/16 06Z,   0.40,  -1.75,  99.90,  -1.30,   0.05,  (max)
04/16 07Z,   0.40,  -2.00,  99.90,  -1.55,   0.05,
04/16 08Z,   0.40,  -2.91,  99.90,  -2.47,   0.05,
04/16 09Z,   0.40,  -4.30,  99.90,  -3.85,   0.05,
04/16 10Z,   0.40,  -5.78,  99.90,  -5.33,   0.05,
04/16 11Z,   0.30,  -6.94,  99.90,  -6.59,   0.05,
04/16 12Z,   0.30,  -7.49,  99.90,  -7.14,   0.05,  (min)
04/16 13Z,   0.30,  -7.37,  99.90,  -7.02,   0.05,
04/16 14Z,   0.20,  -6.70,  99.90,  -6.45,   0.05,
04/16 15Z,   0.10,  -5.68,  99.90,  -5.53,   0.05,
04/16 16Z,   0.20,  -4.54,  99.90,  -4.29,   0.05,
04/16 17Z,   0.20,  -3.49,  99.90,  -3.24,   0.05,
04/16 18Z,   0.20,  -2.74,  99.90,  -2.49,   0.05,
04/16 19Z,   0.20,  -2.50,  99.90,  -2.26,   0.05,  (max)
04/16 20Z,   0.20,  -2.88,  99.90,  -2.63,   0.05,
04/16 21Z,   0.30,  -3.78,  99.90,  -3.43,   0.05,
04/16 22Z,   0.30,  -4.90,  99.90,  -4.56,   0.05,
04/16 23Z,   0.40,  -5.86,  99.90,  -5.41,   0.05,
04/17 00Z,   0.40,  -6.31,  99.90,  -5.87,   0.05,  (min)
04/17 01Z,   0.40,  -6.15,  99.90,  -5.70,   0.05,
04/17 02Z,   0.40,  -5.43,  99.90,  -4.99,   0.05,
04/17 03Z,   0.40,  -4.39,  99.90,  -3.94,   0.05,
04/17 04Z,   0.30,  -3.24,  99.90,  -2.89,   0.05,
04/17 05Z,   0.30,  -2.22,  99.90,  -1.87,   0.05,
04/17 06Z,   0.30,  -1.55,  99.90,  -1.20,   0.05,
04/17 07Z,   0.30,  -1.46,  99.90,  -1.11,   0.05,  (max)
04/17 08Z,   0.30,  -2.08,  99.90,  -1.74,   0.05,
04/17 09Z,   0.40,  -3.38,  99.90,  -2.93,   0.05,
04/17 10Z,   0.30,  -5.05,  99.90,  -4.70,   0.05,
04/17 11Z,   0.30,  -6.66,  99.90,  -6.31,   0.05,
04/17 12Z,   0.40,  -7.77,  99.90,  -7.32,   0.05,
04/17 13Z,   0.40,  -8.16,  99.90,  -7.71,   0.05,  (min)
04/17 14Z,   0.40,  -7.83,  99.90,  -7.38,   0.05,
04/17 15Z,   0.40,  -6.97,  99.90,  -6.52,   0.05,
04/17 16Z,   0.40,  -5.82,  99.90,  -5.37,   0.05,
04/17 17Z,   0.40,  -4.59,  99.90,  -4.15,   0.05,
04/17 18Z,   0.40,  -3.51,  99.90,  -3.06,   0.05,
04/17 19Z,   0.40,  -2.77,  99.90,  -2.33,   0.05,
04/17 20Z,   0.40,  -2.58,  99.90,  -2.13,   0.05,  (max)
04/17 21Z,   0.40,  -3.00,  99.90,  -2.55,   0.05,
04/17 22Z,   0.40,  -3.89,  99.90,  -3.44,   0.05,
04/17 23Z,   0.50,  -4.92,  99.90,  -4.37,   0.05,
04/18 00Z,   0.50,  -5.69,  99.90,  -5.14,   0.05,
04/18 01Z,   0.50,  -5.92,  99.90,  -5.37,   0.05,  (min)
04/18 02Z,   0.50,  -5.54,  99.90,  -4.99,   0.05,
04/18 03Z,   0.50,  -4.69,  99.90,  -4.14,   0.05,
04/18 04Z,   0.50,  -3.59,  99.90,  -3.04,   0.05,
04/18 05Z,   0.50,  -2.49,  99.90,  -1.94,   0.05,
04/18 06Z,   0.50,  -1.61,  99.90,  -1.06,   0.05,
04/18 07Z,   0.40,  -1.17,  99.90,  -0.72,   0.05,  (max)
04/18 08Z,   0.50,  -1.39,  99.90,  -0.84,   0.05,
04/18 09Z,   0.50,  -2.36,  99.90,  -1.81,   0.05,
04/18 10Z,   0.50,  -3.95,  99.90,  -3.40,   0.05,
04/18 11Z,   0.40,  -5.79,  99.90,  -5.34,   0.05,
04/18 12Z,   0.50,  -7.41,  99.90,  -6.86,   0.05,
04/18 13Z,   0.50,  -8.40,  99.90,  -7.85,   0.05,
04/18 14Z,   0.50,  -8.60,  99.90,  -8.05,   0.05,  (min)
04/18 15Z,   0.50,  -8.10,  99.90,  -7.55,   0.05,
04/18 16Z,   0.50,  -7.12,  99.90,  -6.57,   0.05,
04/18 17Z,   0.50,  -5.90,  99.90,  -5.35,   0.05,
04/18 18Z,   0.50,  -4.66,  99.90,  -4.11,   0.05,
04/18 19Z,   0.50,  -3.58,  99.90,  -3.04,   0.05,
04/18 20Z,   0.50,  -2.88,  99.90,  -2.33,   0.05,
04/18 21Z,   0.50,  -2.72,  99.90,  -2.17,   0.05,  (max)
04/18 22Z,   0.60,  -3.14,  99.90,  -2.49,   0.05,
04/18 23Z,   0.60,  -3.96,  99.90,  -3.31,   0.05,
04/19 00Z,   0.60,  -4.84,  99.90,  -4.19,   0.05,