Hydroclimatology

Precipitation Information

Hydrometeorological Design Studies Center - HDSC Information
Hydrometeorological Design Studies Center - Precipitation Return Periods
Hydrometeorological Design Studies Center - Precipitation Frequency Data Server
Hydrometeorological Design Studies Center - Precipitation Frequency
Hydrometeorological Design Studies Center - Probable Maximum Precipitation
Hydrometeorological Design Studies Center - Record Rainfalls

PRISM - (Parameter-elevation Regressions on Independent Slopes Model)

Information

Oregon Climate Services (OCS) - PRISM Home (Spatial Climate Analysis Service)
Oregon Climate Services (OCS) - PRISM Overview

Data and Products

Oregon Climate Services (OCS) - Precipitation Analysis Products
Oregon Climate Services (OCS) - Precipitation Anomaly Products
Oregon Climate Services (OCS) - Standardized Precipitation Index (SPI) Products
Oregon Climate Services (OCS) - Percent of Normal Precipitation (PPT%) Products

Oregon Climate Services (OCS) - Average Maximum Temperature Analysis Products
Oregon Climate Services (OCS) - Average Maximum Temperature Anomaly Products
Oregon Climate Services (OCS) - Average Minimum Temperature Analysis Products
Oregon Climate Services (OCS) - Average Minimum Temperature Anomaly Products

Oregon Climate Services (OCS) - Average Dewpoint Temperature Analysis Products

RFC Uses

California Nevada River Forecast Center - RFC Use of PRISM Data (2.6MB - .pdf format)

RFC Uses of Climate Information

National Weather Service Hydrology Lab - CPC Ajustment Technique Documentation
California Nevada River Forecast Center - CPC Pre-Ajustment Technique (1.1 MB - .pdf format)
California Nevada River Forecast Center - CPC Post-Ajustment Technique (Being Developed)
California Nevada River Forecast Center - Statistical Water Supply (Being Developed)