Other GIS Data sources
The USDA Geospatial Data Gateway serves a large amount of natural resource data for the entire nation. This is a good source for the NAIP aerial photos...
Temperature and Precipitation
- Univ. of Delaware's Willmott, Matsuura and Collaborator's Global Climate Resource Page:
- Climate Data Archive (click "Documentation and Downloading Instructions" link at bottom of page to access data)
- NOAA NWS Advanced hydrologic Prediction Service
Soils
- U.S. General Soil Map (formerly STATSGO) - minimum area delineated is ~1500 acres
- Soil Survey Geographic (SSURGO) - detailed soil map