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
#Astoria, OR : 07/20/2025 07:22:23 GMT (units in feet MHHW)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
07/18 12Z,   0.20,  -4.94,  -4.79,  99.90,  -0.05,
07/18 13Z,   0.20,  -3.73,  -3.59,  99.90,  -0.06,
07/18 14Z,   0.20,  -2.84,  -2.68,  99.90,  -0.04,
07/18 15Z,   0.20,  -2.46,  -2.40,  99.90,  -0.14,  (max)
07/18 16Z,   0.20,  -2.73,  -2.90,  99.90,  -0.37,
07/18 17Z,   0.20,  -3.62,  -3.97,  99.90,  -0.55,
07/18 18Z,   0.10,  -4.81,  -5.23,  99.90,  -0.52,
07/18 19Z,   0.10,  -5.87,  -6.25,  99.90,  -0.48,
07/18 20Z,   0.10,  -6.51,  -6.80,  99.90,  -0.39,  (min)
07/18 21Z,   0.10,  -6.56,  -6.62,  99.90,  -0.16,
07/18 22Z,   0.10,  -5.92,  -5.73,  99.90,   0.09,
07/18 23Z,   0.10,  -4.60,  -4.34,  99.90,   0.16,
07/19 00Z,   0.20,  -2.91,  -2.79,  99.90,  -0.08,
07/19 01Z,   0.20,  -1.33,  -1.28,  99.90,  -0.15,
07/19 02Z,   0.10,  -0.21,  -0.20,  99.90,  -0.09,
07/19 03Z,   0.10,   0.24,   0.17,  99.90,  -0.17,  (max)
07/19 04Z,   0.20,  -0.11,  -0.31,  99.90,  -0.40,
07/19 05Z,   0.10,  -1.25,  -1.62,  99.90,  -0.47,
07/19 06Z,   0.10,  -2.94,  -3.42,  99.90,  -0.58,
07/19 07Z,   0.10,  -4.74,  -5.25,  99.90,  -0.61,
07/19 08Z,   0.20,  -6.29,  -6.77,  99.90,  -0.68,
07/19 09Z,   0.20,  -7.41,  -7.96,  99.90,  -0.75,
07/19 10Z,   0.10,  -7.96,  -8.52,  99.90,  -0.66,  (min)
07/19 11Z,   0.10,  -7.81,  -8.09,  99.90,  -0.38,
07/19 12Z,   0.10,  -6.99,  -6.99,  99.90,  -0.10,
07/19 13Z,   0.10,  -5.78,  -5.64,  99.90,   0.04,
07/19 14Z,   0.10,  -4.53,  -4.42,  99.90,   0.01,
07/19 15Z,   0.10,  -3.46,  -3.39,  99.90,  -0.03,
07/19 16Z,   0.10,  -2.82,  -2.83,  99.90,  -0.11,  (max)
07/19 17Z,   0.10,  -2.81,  -2.92,  99.90,  -0.21,
07/19 18Z,   0.10,  -3.43,  -3.60,  99.90,  -0.27,
07/19 19Z,   0.10,  -4.38,  -4.59,  99.90,  -0.31,
07/19 20Z,   0.10,  -5.27,  -5.46,  99.90,  -0.29,
07/19 21Z,   0.10,  -5.82,  -5.96,  99.90,  -0.24,  (min)
07/19 22Z,   0.10,  -5.87,  -5.82,  99.90,  -0.05,
07/19 23Z,   0.10,  -5.28,  -5.05,  99.90,   0.13,
07/20 00Z,   0.20,  -4.05,  -3.78,  99.90,   0.07,
07/20 01Z,   0.10,  -2.49,  -2.33,  99.90,   0.06,
07/20 02Z,   0.10,  -1.03,  -0.92,  99.90,   0.01,
07/20 03Z,   0.20,  -0.01,   0.02,  99.90,  -0.17,
07/20 04Z,   0.20,   0.37,   0.26,  99.90,  -0.31,  (max)
07/20 05Z,   0.20,  -0.05,  -0.28,  99.90,  -0.43,
07/20 06Z,   0.10,  -1.25,  -1.67,  99.90,  -0.52,
07/20 07Z,   0.10,  -2.99,  -3.51,  99.90,  -0.62,
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
07/20 08Z,   0.10,  -4.84,  99.90,  -5.33,  -0.59,
07/20 09Z,   0.10,  -6.49,  99.90,  -6.96,  -0.56,
07/20 10Z,   0.10,  -7.77,  99.90,  -8.21,  -0.54,
07/20 11Z,   0.20,  -8.49,  99.90,  -8.81,  -0.51,  (min)
07/20 12Z,   0.20,  -8.48,  99.90,  -8.77,  -0.48,
07/20 13Z,   0.20,  -7.75,  99.90,  -8.00,  -0.46,
07/20 14Z,   0.20,  -6.53,  99.90,  -6.76,  -0.43,
07/20 15Z,   0.20,  -5.14,  99.90,  -5.34,  -0.40,
07/20 16Z,   0.20,  -3.83,  99.90,  -4.01,  -0.38,
07/20 17Z,   0.20,  -2.91,  99.90,  -3.06,  -0.35,
07/20 18Z,   0.20,  -2.65,  99.90,  -2.77,  -0.32,  (max)
07/20 19Z,   0.20,  -3.07,  99.90,  -3.16,  -0.30,
07/20 20Z,   0.20,  -3.88,  99.90,  -3.97,  -0.30,
07/20 21Z,   0.20,  -4.70,  99.90,  -4.80,  -0.30,
07/20 22Z,   0.20,  -5.29,  99.90,  -5.39,  -0.30,
07/20 23Z,   0.20,  -5.42,  99.90,  -5.52,  -0.30,  (min)
07/21 00Z,   0.20,  -4.93,  99.90,  -5.02,  -0.30,
07/21 01Z,   0.20,  -3.79,  99.90,  -3.89,  -0.30,
07/21 02Z,   0.20,  -2.32,  99.90,  -2.42,  -0.30,
07/21 03Z,   0.20,  -0.92,  99.90,  -1.01,  -0.30,
07/21 04Z,   0.20,   0.09,  99.90,  -0.01,  -0.30,
07/21 05Z,   0.20,   0.47,  99.90,   0.37,  -0.30,  (max)
07/21 06Z,   0.20,   0.04,  99.90,  -0.06,  -0.30,
07/21 07Z,   0.20,  -1.21,  99.90,  -1.31,  -0.30,
07/21 08Z,   0.20,  -3.00,  99.90,  -3.10,  -0.30,
07/21 09Z,   0.20,  -4.92,  99.90,  -5.02,  -0.30,
07/21 10Z,   0.20,  -6.70,  99.90,  -6.80,  -0.30,
07/21 11Z,   0.20,  -8.14,  99.90,  -8.24,  -0.30,
07/21 12Z,   0.20,  -9.02,  99.90,  -9.11,  -0.30,
07/21 13Z,   0.20,  -9.09,  99.90,  -9.19,  -0.30,  (min)
07/21 14Z,   0.20,  -8.36,  99.90,  -8.46,  -0.30,
07/21 15Z,   0.20,  -7.05,  99.90,  -7.15,  -0.30,
07/21 16Z,   0.20,  -5.46,  99.90,  -5.55,  -0.30,
07/21 17Z,   0.20,  -3.89,  99.90,  -3.99,  -0.30,
07/21 18Z,   0.20,  -2.74,  99.90,  -2.84,  -0.30,
07/21 19Z,   0.20,  -2.32,  99.90,  -2.42,  -0.30,  (max)
07/21 20Z,   0.20,  -2.65,  99.90,  -2.75,  -0.30,
07/21 21Z,   0.20,  -3.43,  99.90,  -3.53,  -0.30,
07/21 22Z,   0.20,  -4.30,  99.90,  -4.40,  -0.30,
07/21 23Z,   0.20,  -4.99,  99.90,  -5.09,  -0.30,
07/22 00Z,   0.20,  -5.25,  99.90,  -5.35,  -0.30,  (min)
07/22 01Z,   0.20,  -4.84,  99.90,  -4.94,  -0.30,
07/22 02Z,   0.20,  -3.77,  99.90,  -3.86,  -0.30,
07/22 03Z,   0.20,  -2.31,  99.90,  -2.41,  -0.30,
07/22 04Z,   0.20,  -0.89,  99.90,  -0.99,  -0.30,
07/22 05Z,   0.20,   0.16,  99.90,   0.06,  -0.30,
07/22 06Z,   0.20,   0.56,  99.90,   0.46,  -0.30,  (max)
07/22 07Z,   0.20,   0.11,  99.90,   0.01,  -0.30,
07/22 08Z,   0.20,  -1.18,  99.90,  -1.28,  -0.30,
07/22 09Z,   0.20,  -3.03,  99.90,  -3.13,  -0.30,
07/22 10Z,   0.20,  -5.04,  99.90,  -5.13,  -0.30,
07/22 11Z,   0.20,  -6.94,  99.90,  -7.04,  -0.30,
07/22 12Z,   0.20,  -8.51,  99.90,  -8.61,  -0.30,
07/22 13Z,   0.20,  -9.47,  99.90,  -9.57,  -0.30,
07/22 14Z,   0.20,  -9.55,  99.90,  -9.64,  -0.30,  (min)
07/22 15Z,   0.20,  -8.73,  99.90,  -8.83,  -0.30,
07/22 16Z,   0.20,  -7.25,  99.90,  -7.35,  -0.30,
07/22 17Z,   0.20,  -5.44,  99.90,  -5.54,  -0.30,
07/22 18Z,   0.20,  -3.68,  99.90,  -3.78,  -0.30,
07/22 19Z,   0.20,  -2.40,  99.90,  -2.50,  -0.30,
07/22 20Z,   0.20,  -1.94,  99.90,  -2.04,  -0.30,  (max)
07/22 21Z,   0.20,  -2.29,  99.90,  -2.39,  -0.30,
07/22 22Z,   0.20,  -3.14,  99.90,  -3.23,  -0.30,
07/22 23Z,   0.20,  -4.12,  99.90,  -4.22,  -0.30,
07/23 00Z,   0.20,  -4.94,  99.90,  -5.04,  -0.30,
07/23 01Z,   0.20,  -5.31,  99.90,  -5.41,  -0.30,  (min)
07/23 02Z,   0.20,  -4.95,  99.90,  -5.05,  -0.30,
07/23 03Z,   0.20,  -3.87,  99.90,  -3.97,  -0.30,
07/23 04Z,   0.20,  -2.37,  99.90,  -2.47,  -0.30,
07/23 05Z,   0.20,  -0.89,  99.90,  -0.99,  -0.30,
07/23 06Z,   0.20,   0.21,  99.90,   0.11,  -0.30,
07/23 07Z,   0.20,   0.62,  99.90,   0.52,  -0.30,  (max)
07/23 08Z,   0.20,   0.13,  99.90,   0.03,  -0.30,
07/23 09Z,   0.20,  -1.23,  99.90,  -1.33,  -0.30,
07/23 10Z,   0.20,  -3.15,  99.90,  -3.25,  -0.30,
07/23 11Z,   0.20,  -5.23,  99.90,  -5.33,  -0.30,
07/23 12Z,   0.20,  -7.23,  99.90,  -7.32,  -0.30,
07/23 13Z,   0.20,  -8.87,  99.90,  -8.97,  -0.30,
07/23 14Z,   0.20,  -9.81,  99.90,  -9.91,  -0.30,  (min)
07/23 15Z,   0.20,  -9.77,  99.90,  -9.87,  -0.30,
07/23 16Z,   0.20,  -8.78,  99.90,  -8.88,  -0.30,
07/23 17Z,   0.20,  -7.11,  99.90,  -7.21,  -0.30,
07/23 18Z,   0.20,  -5.12,  99.90,  -5.22,  -0.30,
07/23 19Z,   0.20,  -3.24,  99.90,  -3.34,  -0.30,
07/23 20Z,   0.20,  -1.96,  99.90,  -2.06,  -0.30,
07/23 21Z,   0.20,  -1.58,  99.90,  -1.68,  -0.30,  (max)
07/23 22Z,   0.20,  -2.06,  99.90,  -2.16,  -0.30,
07/23 23Z,   0.20,  -3.04,  99.90,  -3.13,  -0.30,
07/24 00Z,   0.20,  -4.16,  99.90,  -4.26,  -0.30,