WDM Toolkit provides a variety of features to assist in the compilation of meteorological data for use by the BASINS and HSPF models. These include:

• Reading time-series data from standard and user-defined formats,
• Listing time-series values for viewing and saving to a file,
• Editing time-series values
• generating time-series
• Plotting graphs for the time-series values
• Computing new time-series data using existing data
• Aggregating existing time-series data from hourly to daily, monthly, yearly values and vice versa
• Writing time-series data to WDM time-series data sets