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

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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
Port Heiden, AK
Egegik, AK
Naknek, AK
Clark's Pt, AK
Goodnews Bay
Quinhagak, AK
Kuskokwak, AK
Eek, Apokak, AK
Popokamute, AK
Scammon Bay AK
St. Lawrence, AK
Kwikluak, AK
Kawanak, AK
Apoon, Yukon, AK
St. Michaels, AK
Golovin, AK
Nome, AK
Port Clarence, AK
Kotzebue, AK
Pt. Barrow, AK
Prudhoe Bay, AK
St. Paul Island AK
Surge List
Norton Sound
Arctic Alaska
#Port Chicago, CA : 07/14/2025 13:20:07 GMT (units in feet MSL)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
07/12 18Z,   0.10,  -3.05,  -2.41,  99.90,   0.54,  (min)
07/12 19Z,   0.10,  -2.60,  -2.05,  99.90,   0.45,
07/12 20Z,   0.10,  -1.68,  -1.00,  99.90,   0.58,
07/12 21Z,   0.10,  -0.56,   0.19,  99.90,   0.65,
07/12 22Z,   0.10,   0.45,   1.08,  99.90,   0.53,
07/12 23Z,   0.10,   1.18,   1.58,  99.90,   0.30,
07/13 00Z,   0.20,   1.55,   1.76,  99.90,   0.01,  (max)
07/13 01Z,   0.20,   1.47,   1.66,  99.90,  -0.01,
07/13 02Z,   0.20,   1.00,   1.22,  99.90,   0.02,
07/13 03Z,   0.20,   0.39,   0.54,  99.90,  -0.05,
07/13 04Z,   0.20,  -0.13,  -0.02,  99.90,  -0.09,
07/13 05Z,   0.20,  -0.37,  -0.15,  99.90,   0.02,  (min)
07/13 06Z,   0.10,  -0.25,   0.26,  99.90,   0.41,
07/13 07Z,   0.10,   0.30,   1.10,  99.90,   0.70,
07/13 08Z,   0.10,   1.21,   1.98,  99.90,   0.67,
07/13 09Z,   0.10,   2.13,   2.62,  99.90,   0.39,
07/13 10Z,   0.10,   2.69,   2.91,  99.90,   0.12,  (max)
07/13 11Z,   0.10,   2.72,   2.83,  99.90,   0.01,
07/13 12Z,   0.10,   2.24,   2.23,  99.90,  -0.11,
07/13 13Z,   0.10,   1.35,   1.18,  99.90,  -0.27,
07/13 14Z,   0.10,   0.18,   0.09,  99.90,  -0.19,
07/13 15Z,   0.10,  -1.04,  -0.74,  99.90,   0.20,
07/13 16Z,   0.10,  -2.07,  -1.35,  99.90,   0.62,
07/13 17Z,   0.10,  -2.77,  -1.94,  99.90,   0.73,
07/13 18Z,   0.10,  -3.08,  -2.37,  99.90,   0.61,
07/13 19Z,   0.10,  -2.91,  -2.41,  99.90,   0.40,  (min)
07/13 20Z,   0.10,  -2.21,  -1.66,  99.90,   0.45,
07/13 21Z,   0.10,  -1.12,  -0.43,  99.90,   0.59,
07/13 22Z,   0.10,   0.01,   0.67,  99.90,   0.56,
07/13 23Z,   0.10,   0.92,   1.39,  99.90,   0.37,
07/14 00Z,   0.20,   1.47,   1.74,  99.90,   0.07,
07/14 01Z,   0.20,   1.62,   1.78,  99.90,  -0.04,  (max)
07/14 02Z,   0.20,   1.33,   1.51,  99.90,  -0.02,
07/14 03Z,   0.20,   0.72,   0.87,  99.90,  -0.05,
07/14 04Z,   0.20,   0.04,   0.11,  99.90,  -0.13,
07/14 05Z,   0.20,  -0.47,  -0.39,  99.90,  -0.12,
07/14 06Z,   0.20,  -0.67,  -0.41,  99.90,   0.06,  (min)
07/14 07Z,   0.20,  -0.48,   0.10,  99.90,   0.38,
07/14 08Z,   0.20,   0.16,   0.95,  99.90,   0.59,
07/14 09Z,   0.20,   1.09,   1.80,  99.90,   0.51,
07/14 10Z,   0.20,   1.96,   2.40,  99.90,   0.24,
07/14 11Z,   0.20,   2.43,   2.59,  99.90,  -0.04,  (max)
07/14 12Z,   0.20,   2.36,   2.47,  99.90,  -0.09,
07/14 13Z,   0.20,   1.82,   1.82,  99.90,  -0.20,
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
07/14 14Z,   0.20,   0.88,  99.90,   0.92,  -0.17,
07/14 15Z,   0.20,  -0.30,  99.90,  -0.23,  -0.14,
07/14 16Z,   0.20,  -1.47,  99.90,  -1.38,  -0.11,
07/14 17Z,   0.20,  -2.39,  99.90,  -2.26,  -0.08,
07/14 18Z,   0.20,  -2.92,  99.90,  -2.76,  -0.04,
07/14 19Z,   0.20,  -3.00,  99.90,  -2.82,  -0.01,  (min)
07/14 20Z,   0.20,  -2.58,  99.90,  -2.36,   0.02,
07/14 21Z,   0.20,  -1.66,  99.90,  -1.41,   0.05,
07/14 22Z,   0.20,  -0.48,  99.90,  -0.20,   0.08,
07/14 23Z,   0.20,   0.61,  99.90,   0.92,   0.11,
07/15 00Z,   0.20,   1.36,  99.90,   1.70,   0.14,
07/15 01Z,   0.20,   1.71,  99.90,   2.08,   0.17,  (max)
07/15 02Z,   0.10,   1.64,  99.90,   1.91,   0.17,
07/15 03Z,   0.10,   1.16,  99.90,   1.43,   0.17,
07/15 04Z,   0.10,   0.42,  99.90,   0.69,   0.17,
07/15 05Z,   0.10,  -0.30,  99.90,  -0.03,   0.17,
07/15 06Z,   0.10,  -0.79,  99.90,  -0.53,   0.17,
07/15 07Z,   0.10,  -0.95,  99.90,  -0.69,   0.17,  (min)
07/15 08Z,   0.10,  -0.71,  99.90,  -0.45,   0.17,
07/15 09Z,   0.10,  -0.06,  99.90,   0.21,   0.17,
07/15 10Z,   0.10,   0.85,  99.90,   1.11,   0.17,
07/15 11Z,   0.10,   1.64,  99.90,   1.91,   0.17,
07/15 12Z,   0.20,   2.02,  99.90,   2.39,   0.17,  (max)
07/15 13Z,   0.20,   1.91,  99.90,   2.28,   0.17,
07/15 14Z,   0.20,   1.36,  99.90,   1.73,   0.17,
07/15 15Z,   0.20,   0.45,  99.90,   0.82,   0.17,
07/15 16Z,   0.20,  -0.67,  99.90,  -0.30,   0.17,
07/15 17Z,   0.20,  -1.74,  99.90,  -1.37,   0.17,
07/15 18Z,   0.20,  -2.49,  99.90,  -2.13,   0.17,
07/15 19Z,   0.20,  -2.82,  99.90,  -2.46,   0.17,  (min)
07/15 20Z,   0.20,  -2.69,  99.90,  -2.32,   0.17,
07/15 21Z,   0.20,  -2.05,  99.90,  -1.68,   0.17,
07/15 22Z,   0.20,  -0.99,  99.90,  -0.63,   0.17,
07/15 23Z,   0.20,   0.20,  99.90,   0.57,   0.17,
07/16 00Z,   0.20,   1.18,  99.90,   1.55,   0.17,
07/16 01Z,   0.10,   1.76,  99.90,   2.03,   0.17,
07/16 02Z,   0.10,   1.90,  99.90,   2.17,   0.17,  (max)
07/16 03Z,   0.10,   1.63,  99.90,   1.90,   0.17,
07/16 04Z,   0.10,   0.99,  99.90,   1.26,   0.17,
07/16 05Z,   0.10,   0.16,  99.90,   0.43,   0.17,
07/16 06Z,   0.10,  -0.58,  99.90,  -0.32,   0.17,
07/16 07Z,   0.10,  -1.07,  99.90,  -0.80,   0.17,
07/16 08Z,   0.10,  -1.22,  99.90,  -0.95,   0.17,  (min)
07/16 09Z,   0.10,  -0.98,  99.90,  -0.72,   0.17,
07/16 10Z,   0.10,  -0.36,  99.90,  -0.10,   0.17,
07/16 11Z,   0.10,   0.47,  99.90,   0.73,   0.17,
07/16 12Z,   0.10,   1.17,  99.90,   1.44,   0.17,
07/16 13Z,   0.20,   1.51,  99.90,   1.88,   0.17,  (max)
07/16 14Z,   0.20,   1.42,  99.90,   1.79,   0.17,
07/16 15Z,   0.20,   0.94,  99.90,   1.31,   0.17,
07/16 16Z,   0.20,   0.13,  99.90,   0.50,   0.17,
07/16 17Z,   0.20,  -0.86,  99.90,  -0.50,   0.17,
07/16 18Z,   0.20,  -1.77,  99.90,  -1.41,   0.17,
07/16 19Z,   0.20,  -2.35,  99.90,  -1.98,   0.17,
07/16 20Z,   0.20,  -2.49,  99.90,  -2.12,   0.17,  (min)
07/16 21Z,   0.20,  -2.18,  99.90,  -1.81,   0.17,
07/16 22Z,   0.20,  -1.40,  99.90,  -1.03,   0.17,
07/16 23Z,   0.20,  -0.28,  99.90,   0.08,   0.17,
07/17 00Z,   0.20,   0.86,  99.90,   1.23,   0.17,
07/17 01Z,   0.20,   1.70,  99.90,   2.07,   0.17,
07/17 02Z,   0.10,   2.10,  99.90,   2.37,   0.17,  (max)
07/17 03Z,   0.10,   2.07,  99.90,   2.34,   0.17,
07/17 04Z,   0.10,   1.63,  99.90,   1.90,   0.17,
07/17 05Z,   0.10,   0.87,  99.90,   1.14,   0.17,
07/17 06Z,   0.10,  -0.02,  99.90,   0.25,   0.17,
07/17 07Z,   0.10,  -0.79,  99.90,  -0.52,   0.17,
07/17 08Z,   0.10,  -1.28,  99.90,  -1.02,   0.17,
07/17 09Z,   0.10,  -1.47,  99.90,  -1.21,   0.17,  (min)
07/17 10Z,   0.20,  -1.31,  99.90,  -0.94,   0.17,
07/17 11Z,   0.20,  -0.77,  99.90,  -0.40,   0.17,
07/17 12Z,   0.20,  -0.03,  99.90,   0.34,   0.17,
07/17 13Z,   0.20,   0.62,  99.90,   0.99,   0.17,
07/17 14Z,   0.20,   0.97,  99.90,   1.34,   0.17,
07/17 15Z,   0.20,   0.99,  99.90,   1.36,   0.17,  (max)
07/17 16Z,   0.20,   0.66,  99.90,   1.03,   0.17,
07/17 17Z,   0.20,  -0.00,  99.90,   0.37,   0.17,
07/17 18Z,   0.20,  -0.84,  99.90,  -0.47,   0.17,
07/17 19Z,   0.20,  -1.58,  99.90,  -1.21,   0.17,
07/17 20Z,   0.20,  -1.99,  99.90,  -1.62,   0.17,
07/17 21Z,   0.20,  -1.99,  99.90,  -1.62,   0.17,  (min)
07/17 22Z,   0.20,  -1.56,  99.90,  -1.19,   0.17,
07/17 23Z,   0.20,  -0.72,  99.90,  -0.35,   0.17,
07/18 00Z,   0.20,   0.39,  99.90,   0.76,   0.17,
07/18 01Z,   0.20,   1.44,  99.90,   1.81,   0.17,
07/18 02Z,   0.20,   2.14,  99.90,   2.51,   0.17,
07/18 03Z,   0.20,   2.39,  99.90,   2.76,   0.17,  (max)
07/18 04Z,   0.20,   2.23,  99.90,   2.60,   0.17,
07/18 05Z,   0.20,   1.67,  99.90,   2.04,   0.17,
07/18 06Z,   0.20,   0.81,  99.90,   1.18,   0.17,