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Hawaiian Kona Low; Dangerously Cold Arctic Air Spreading Across the Plains and Intermountain West

In Hawaii, a strong Kona Low will bring mountain snow and high winds to the Big Island, and potential for severe storms and heavy rain. Bitter Arctic Air and wind chills will spread across the mountains and Plains. Heavy mountain snow and low elevation snow in the Northwest, a wintry mix into the Plains, and lake effect snows are expected. A Gulf storm will bring locally heavy to excessive rain. Read More >

NWS is extending the comment period for the Experimental National Geographic Information System (GIS) Map Viewer (“the Viewer”) web application hosted on the Amazon Web Services public cloud through May 27, 2022. The following notification  and news article contain more information. The Viewer is also embedded below.

Many of the National Weather Service data sets are available in formats that are able to be imported directly into Geographic Information Systems (GIS) or your own custom map viewers or web pages.  Data formats include downloadable shapefiles and KML formats, web services, and our basemaps in shapefile format.

Individual Radar WMS links can be found here: https://opengeo.ncep.noaa.gov/geoserver/www/index.html

As more data is made available in these formats, links to the data will be added to these pages. Click one of the GIS format links above to start exploring the NWS GIS data currently available!