The Probabilistic Extra-Tropical Storm Surge (P-ETSS) model is a modification of the ETSS model to use 21 ensemble members from the Global Ensemble Forecast System (GEFS) to generate probabilistic storm surge products from extra-tropical storms.


Version 1.0 (Nov 06, 2017), it:


Reports on the impact of P-ETSS1.0 and details Technical Implementations Notice, please go to the ETSS2.2 section.




The Extra-Tropical Storm Surge (ETSS) model is a modification of the Sea Lake and Overland Surges from Hurricanes (SLOSH) model to use Global Forecast System (GFS) wind and pressure input to predict storm surge from extra-tropical storms.


Version 2.2 (Nov. 06, 2017), it:


Reports on the impact of ETSS 2.2

For more details, please see the latest ETSS 2.2 Technical Implementation Notice.




Version 2.1 (Nov. 3, 2015), it:


Reports on the impact of ETSS 2.1

For more details, please see the latest ETSS 2.1 Technical Implementation Notice.




Version 2.0 (May 19, 2015), it:


Reports on the impact of ETSS 2.0

For more details, please see the latest ETSS 2.0 Technical Implementation Notice.




Version 1.5 (Oct. 14, 2014), it:


Reports on the impact of ETSS 1.5


For more details, please see the latest ETSS 1.5 Technical Implementation Notice