U.S. Code / Title 15 — Commerce and TradeTitle 15ChapterChapter 111—Weather Research and Forecasting InnovationContents§ 8501. DefinitionsSubchapter I—United States Weather Research and Forecasting ImprovementSubchapter Ii—Weather Satellite and Data InnovationSubchapter Iii—Federal Weather CoordinationSubchapter Iv—Improving Federal Precipitation Information