Total Winter Precipitation: Historical

<hr />
<p>
<span><strong>Deprecation Warning</strong>: On June 1 2026, this item will no longer be available. </span> For more information on transitioing layers visit: <a target='_blank' href='https://gis-kingcounty.opendata.arcgis.com/pages/inspect-gis-data-1' rel='nofollow ugc noopener noreferrer'>Update Deprecated Items | King County GIS Open Data</a>
</p>
<hr /><p>Historical total winter (Oct-Mar) precipitation. Geographic units: HUC10. <br /></p><p><span><span>These data are part of a set that includes </span></span>historical
(1970-1999) values plus two projections each for two future time
periods, 2050s (2040-2069) and 2080s (2070-2099), based on lower and
higher greenhouse gas emission scenarios, RCP 4.5 and RCP 8.5<span>. <br /></span></p><p><span></span></p><p><span style='font-style:italic;'>When rendered and displayed in Map Viewer (web map): </span>Data
classes and symbology by Robert Norheim, Climate Impacts Group, based
on the CMIP5 projections used in the IPCC 2013 report. <br /></p><p>Data source: Mote
et al. 2015.</p>