So much free stuff on the internet, I have little desire for DTN anymore.

Here are some of my most useful sites for information. In Firebird, I just bookmark these sites in a toolbar. Makes it handy to pop from site to site quickly.

For various crop, elevator, barge prices... very useful. Allows me to compare current cash grain elevator prices for my state.
http://www.ams.usda.gov/lsmnpubs/Grain.htm

CBOT extremely useful, especially the beginning, mid-day and closing reports For my case corn
http://www.cbot.com/cbot/pub/page/0,3181,1213,00.html

PCP and LDP information
http://www.fsa.usda.gov/dafp/psd/ldp/

For USDA NASS reports such as crop production, crop conditions, grain stocks, and acreage
http://usda.mannlib.cornell.edu/reports/nassr/field/fieldrr.html

WADSE The most current USDA forecasts of U.S. and world supply-use balances of major grains, soybeans and products, and cotton; and U.S. supply and use of sugar and livestock products.
http://usda.mannlib.cornell.edu/usda/reports/waobr/wasde-bb/

For weather, I find the Weather Underground loads the quickest, is very accurate, and I love how they give current severe weather alerts at the bottom of their page.
http://www.wunderground.com/