Two Canadian systems will produce heavy snow downwind of Great Lakes Erie and Ontario, and a wintry mix in the Mississippi and Ohio Valleys. Snow, heavy in places, will spread across the Rockies and 4-Corners area through early this week. A developing system in southern California may produce high winds and critical fire weather threats, and, areas of heavy rain early this week. Read More >
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.
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!
The display below utilizes an ESRI Story Map to show various types of NWS data that are available for public use. There are many links within the Story Map that can provide you with additional information about how you can use NWS data for yourself.
