GIS Applications in Meteorology and Hydrology. John S. Quinlan NWS Albany, NY. What is GIS? Geographic Information Systems. Systems of hardware and software which store, retrieve, map and analyze geographic data in relational databases.
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John S. Quinlan
NWS Albany, NY
A view is an interactive map that allows you to display, query and analyze data.
ArcView supports tabular data in dBASE, delimited text and INFO format.
Charts are linked to maps and tables and allow for the display of additional info.
Layouts let you assemble all the components you want to appear in a map.
Scripts are project components that can be associated with either a control, such as a menu item or a button, or with an event.
DEM is a file format created by the USGS for storing elevation data. Converting DEM elevation data to grid format allows the user to determine slope, aspect, hillshade and contour.
Use of GIS to Improve Flood Warnings