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Tropical Cyclone Storm Surge Tide Above Datum (P-Surge)
Tropical Cyclone Weather
Data Mining Tool
Outreach / Education
Probabilistic Tropical Cyclone Storm Surge (P-Surge) consists of two suites of graphics in reference to above a vertical datum as follows: Probability of storm surge and tide above datum – Series of graphics which show probabilities, in percent, of storm surge with tide exceeding 2 through 25 feet above North American Vertical Datum of 1988 (NAVD88), at 1 foot intervals. Exceedance height of storm surge and tide above datum – Series of graphics which show heights of storm surge with tide, in feet above NAVD88, which will be exceeded by a given percentage of storms. The suite of graphics range from 10 to 50 percent, at 10 percent intervals.
Product information and survey access
Point of Contact
Jessica Schauer firstname.lastname@example.org
Document (e.g. PDD)
(OPTIONAL) If you have a sample image, please upload.
Comment Start Date:
0000-00-00 Comment End Date: 0000-00-00
David B. Caldwell
Transition to Operational
>5 ft became operational in 2008; the remainder of the elements became operational in 2009. PDD updated in 2011 to include the addition of the grib2 data to the NDGD and the update the links. Graphics are available on the NHC webpage. Gridded data is available on NOAAPORT and on NDGD in GRIB2 format.
Last edit date to this meta-data: 2020-09-16