EXTRA-TROPICAL  STORM  SURGE
N A T I O N A L    O C E A N I C    A N D    A T M O S P H E R I C    A D M I N I S T R A T I O N

  • This website is considered EXPERIMENTAL, is supported on an 8x5 basis, and has no guarantee of availability.
  • The data located HERE are considered OPERATIONAL and are supported on a 24x7 basis.
About
Manual
Disclaimer
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 : 01/19/2026 02:23:14 GMT (units in feet HAT)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
01/17 06Z,   0.20,  -3.61,  -3.45,  99.90,  -0.04,
01/17 07Z,   0.10,  -3.02,  -2.87,  99.90,   0.05,
01/17 08Z,   0.10,  -2.86,  -2.66,  99.90,   0.10,  (max)
01/17 09Z,   0.10,  -3.11,  -2.87,  99.90,   0.14,
01/17 10Z,   0.10,  -3.57,  -3.24,  99.90,   0.23,
01/17 11Z,   0.10,  -4.00,  -3.64,  99.90,   0.26,
01/17 12Z,   0.00,  -4.18,  -3.78,  99.90,   0.40,  (min)
01/17 13Z,   0.00,  -4.01,  -3.56,  99.90,   0.45,
01/17 14Z,   0.00,  -3.50,  -3.10,  99.90,   0.40,
01/17 15Z,   0.00,  -2.79,  -2.45,  99.90,   0.34,
01/17 16Z,   0.00,  -2.04,  -1.79,  99.90,   0.25,
01/17 17Z,   0.00,  -1.44,  -1.21,  99.90,   0.23,
01/17 18Z,   0.00,  -1.23,  -0.94,  99.90,   0.29,  (max)
01/17 19Z,   0.00,  -1.59,  -1.38,  99.90,   0.21,
01/17 20Z,   0.00,  -2.55,  -2.26,  99.90,   0.29,
01/17 21Z,   0.00,  -3.98,  -3.98,  99.90,   0.00,
01/17 22Z,   0.00,  -5.57,  -5.52,  99.90,   0.05,
01/17 23Z,   0.00,  -6.95,  -6.77,  99.90,   0.18,
01/18 00Z,   0.10,  -7.83,  -7.62,  99.90,   0.11,
01/18 01Z,   0.20,  -8.11,  -7.82,  99.90,   0.09,  (min)
01/18 02Z,   0.20,  -7.83,  -7.51,  99.90,   0.12,
01/18 03Z,   0.10,  -7.13,  -6.83,  99.90,   0.20,
01/18 04Z,   0.10,  -6.16,  -5.80,  99.90,   0.26,
01/18 05Z,   0.10,  -5.06,  -4.75,  99.90,   0.21,
01/18 06Z,   0.20,  -4.00,  -3.80,  99.90,  -0.00,
01/18 07Z,   0.10,  -3.19,  -3.10,  99.90,  -0.01,
01/18 08Z,   0.10,  -2.79,  -2.70,  99.90,  -0.01,  (max)
01/18 09Z,   0.10,  -2.86,  -2.74,  99.90,   0.02,
01/18 10Z,   0.20,  -3.29,  -3.12,  99.90,  -0.03,
01/18 11Z,   0.10,  -3.83,  -3.58,  99.90,   0.15,
01/18 12Z,   0.00,  -4.21,  -3.99,  99.90,   0.22,
01/18 13Z,   0.00,  -4.26,  -4.00,  99.90,   0.26,  (min)
01/18 14Z,   0.00,  -3.94,  -3.71,  99.90,   0.23,
01/18 15Z,   0.00,  -3.31,  -3.06,  99.90,   0.25,
01/18 16Z,   0.00,  -2.53,  -2.35,  99.90,   0.18,
01/18 17Z,   0.00,  -1.78,  -1.66,  99.90,   0.12,
01/18 18Z,   0.00,  -1.27,  -1.07,  99.90,   0.20,  (max)
01/18 19Z,   0.00,  -1.24,  -1.09,  99.90,   0.15,
01/18 20Z,   0.00,  -1.83,  -1.63,  99.90,   0.20,
01/18 21Z,   0.00,  -3.04,  -2.99,  99.90,   0.05,
01/18 22Z,   0.00,  -4.62,  -4.68,  99.90,  -0.06,
01/18 23Z,   0.00,  -6.22,  -6.10,  99.90,   0.12,
01/19 00Z,   0.00,  -7.45,  -7.28,  99.90,   0.17,
01/19 01Z,   0.00,  -8.09,  -7.81,  99.90,   0.28,  (min)
01/19 02Z,   0.00,  -8.10,  -7.75,  99.90,   0.35,
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
01/19 03Z,   0.00,  -7.57,  99.90,  -7.23,   0.34,
01/19 04Z,   0.00,  -6.68,  99.90,  -6.34,   0.33,
01/19 05Z,   0.00,  -5.58,  99.90,  -5.25,   0.33,
01/19 06Z,   0.00,  -4.44,  99.90,  -4.12,   0.32,
01/19 07Z,   0.00,  -3.46,  99.90,  -3.14,   0.32,
01/19 08Z,   0.00,  -2.83,  99.90,  -2.52,   0.31,
01/19 09Z,   0.00,  -2.68,  99.90,  -2.38,   0.31,  (max)
01/19 10Z,   0.00,  -3.00,  99.90,  -2.69,   0.30,
01/19 11Z,   0.00,  -3.57,  99.90,  -3.28,   0.30,
01/19 12Z,   0.00,  -4.13,  99.90,  -3.84,   0.29,
01/19 13Z,   0.00,  -4.41,  99.90,  -4.13,   0.28,  (min)
01/19 14Z,   0.00,  -4.31,  99.90,  -4.03,   0.28,
01/19 15Z,   0.00,  -3.84,  99.90,  -3.56,   0.28,
01/19 16Z,   0.00,  -3.12,  99.90,  -2.84,   0.28,
01/19 17Z,   0.00,  -2.31,  99.90,  -2.03,   0.28,
01/19 18Z,   0.00,  -1.61,  99.90,  -1.33,   0.28,
01/19 19Z,   0.00,  -1.24,  99.90,  -0.96,   0.28,  (max)
01/19 20Z,   0.00,  -1.42,  99.90,  -1.14,   0.28,
01/19 21Z,   0.00,  -2.25,  99.90,  -1.97,   0.28,
01/19 22Z,   0.00,  -3.64,  99.90,  -3.36,   0.28,
01/19 23Z,   0.10,  -5.29,  99.90,  -4.91,   0.28,
01/20 00Z,   0.10,  -6.79,  99.90,  -6.41,   0.28,
01/20 01Z,   0.00,  -7.79,  99.90,  -7.51,   0.28,
01/20 02Z,   0.10,  -8.14,  99.90,  -7.76,   0.28,  (min)
01/20 03Z,   0.10,  -7.86,  99.90,  -7.48,   0.28,
01/20 04Z,   0.00,  -7.10,  99.90,  -6.83,   0.28,
01/20 05Z,   0.00,  -6.06,  99.90,  -5.78,   0.28,
01/20 06Z,   0.00,  -4.89,  99.90,  -4.61,   0.28,
01/20 07Z,   0.00,  -3.79,  99.90,  -3.51,   0.28,
01/20 08Z,   0.00,  -2.95,  99.90,  -2.68,   0.28,
01/20 09Z,   0.00,  -2.57,  99.90,  -2.29,   0.28,  (max)
01/20 10Z,   0.00,  -2.70,  99.90,  -2.42,   0.28,
01/20 11Z,   0.00,  -3.23,  99.90,  -2.95,   0.28,
01/20 12Z,   0.00,  -3.91,  99.90,  -3.63,   0.28,
01/20 13Z,   0.00,  -4.44,  99.90,  -4.16,   0.28,
01/20 14Z,   0.00,  -4.60,  99.90,  -4.32,   0.28,  (min)
01/20 15Z,   0.00,  -4.35,  99.90,  -4.07,   0.28,
01/20 16Z,   0.00,  -3.76,  99.90,  -3.48,   0.28,
01/20 17Z,   0.00,  -2.99,  99.90,  -2.71,   0.28,
01/20 18Z,   0.00,  -2.20,  99.90,  -1.92,   0.28,
01/20 19Z,   0.00,  -1.60,  99.90,  -1.32,   0.28,
01/20 20Z,   0.00,  -1.40,  99.90,  -1.13,   0.28,  (max)
01/20 21Z,   0.00,  -1.79,  99.90,  -1.51,   0.28,
01/20 22Z,   0.00,  -2.81,  99.90,  -2.53,   0.28,
01/20 23Z,   0.10,  -4.28,  99.90,  -3.91,   0.28,
01/21 00Z,   0.00,  -5.88,  99.90,  -5.60,   0.28,
01/21 01Z,   0.00,  -7.18,  99.90,  -6.90,   0.28,
01/21 02Z,   0.00,  -7.89,  99.90,  -7.61,   0.28,  (min)
01/21 03Z,   0.10,  -7.93,  99.90,  -7.55,   0.28,
01/21 04Z,   0.00,  -7.39,  99.90,  -7.11,   0.28,
01/21 05Z,   0.00,  -6.45,  99.90,  -6.17,   0.28,
01/21 06Z,   0.00,  -5.31,  99.90,  -5.03,   0.28,
01/21 07Z,   0.00,  -4.15,  99.90,  -3.87,   0.28,
01/21 08Z,   0.00,  -3.16,  99.90,  -2.88,   0.28,
01/21 09Z,   0.00,  -2.53,  99.90,  -2.25,   0.28,
01/21 10Z,   0.00,  -2.42,  99.90,  -2.14,   0.28,  (max)
01/21 11Z,   0.10,  -2.82,  99.90,  -2.44,   0.28,
01/21 12Z,   0.00,  -3.54,  99.90,  -3.26,   0.28,
01/21 13Z,   0.00,  -4.28,  99.90,  -4.00,   0.28,
01/21 14Z,   0.10,  -4.75,  99.90,  -4.37,   0.28,
01/21 15Z,   0.10,  -4.80,  99.90,  -4.42,   0.28,  (min)
01/21 16Z,   0.00,  -4.43,  99.90,  -4.15,   0.28,
01/21 17Z,   0.00,  -3.78,  99.90,  -3.50,   0.28,
01/21 18Z,   0.00,  -3.00,  99.90,  -2.72,   0.28,
01/21 19Z,   0.00,  -2.28,  99.90,  -2.00,   0.28,
01/21 20Z,   0.00,  -1.80,  99.90,  -1.52,   0.28,
01/21 21Z,   0.00,  -1.76,  99.90,  -1.48,   0.28,  (max)
01/21 22Z,   0.10,  -2.30,  99.90,  -1.92,   0.28,
01/21 23Z,   0.10,  -3.41,  99.90,  -3.03,   0.28,
01/22 00Z,   0.10,  -4.85,  99.90,  -4.47,   0.28,
01/22 01Z,   0.10,  -6.27,  99.90,  -5.89,   0.28,
01/22 02Z,   0.10,  -7.30,  99.90,  -6.92,   0.28,
01/22 03Z,   0.10,  -7.69,  99.90,  -7.32,   0.28,  (min)
01/22 04Z,   0.10,  -7.45,  99.90,  -7.07,   0.28,
01/22 05Z,   0.10,  -6.70,  99.90,  -6.32,   0.28,
01/22 06Z,   0.10,  -5.65,  99.90,  -5.27,   0.28,
01/22 07Z,   0.10,  -4.49,  99.90,  -4.11,   0.28,
01/22 08Z,   0.10,  -3.41,  99.90,  -3.03,   0.28,
01/22 09Z,   0.10,  -2.59,  99.90,  -2.21,   0.28,
01/22 10Z,   0.10,  -2.22,  99.90,  -1.84,   0.28,  (max)
01/22 11Z,   0.10,  -2.39,  99.90,  -2.01,   0.28,
01/22 12Z,   0.10,  -3.03,  99.90,  -2.65,   0.28,
01/22 13Z,   0.10,  -3.89,  99.90,  -3.51,   0.28,
01/22 14Z,   0.10,  -4.65,  99.90,  -4.28,   0.28,
01/22 15Z,   0.20,  -5.07,  99.90,  -4.59,   0.28,
01/22 16Z,   0.10,  -5.03,  99.90,  -4.65,   0.28,  (min)
01/22 17Z,   0.10,  -4.61,  99.90,  -4.23,   0.28,
01/22 18Z,   0.20,  -3.94,  99.90,  -3.46,   0.28,