Aug 4, 2025 · For more information about observing sites in the area, regardless of if their data was used in this study, please visit NCEI's Climate Data Online. For detailed information about the …

hdsc pfds Weather.gov > Office of Water Prediction > Hydrometeorological Design Studies Center

NOAA Atlas 14 - Precipitation Frequency Data Server (PFDS) This point-and-click interface delivers NOAA Atlas 14 precipitation frequency estimates and associated information.

What is NOAA Atlas 14? Since early 2000s HDSC has been updating precipitation frequency estimates for various parts of the United States and affiliated territories.

What is Atlas 14? NOAA Atlas 14 contains the latest rainfall data for much of the United States, and generally replaces the older data published in NWS Technical Paper 40 (TP-40).

Aug 4, 2025 · The Precipitation Frequency Data Server (PFDS) is a point-and-click interface developed to deliver NOAA Atlas 14 precipitation frequency estimates and associated information.

Atlas 14 information quantifies the precipitation amount, at a particular location and for a given duration that qualifies as a "NN-year" precipitation event (i.e. it has a 1-in-NN chance of being exceeded in …

The Atlas is divided into volumes based on geographic sections of the country. The Atlas is intended as the official documentation of precipitation frequency estimates and associated information for the …

Data Utility & Data Access: https://hdsc.nws.noaa.gov/pfds/ The data is used for designing, building and operating infrastructure to withstand heavy precipitation and flood forces.

NOAA Atlas 14 defines point precipitation-frequency estimates for select locations in the United States and it's territories. As part of the supplementary information for each volume,...