Weather station locations and weather generator data are obtained from one of two sources: one of the built-in US databases or the User Weather Stations database. Built in US databases are located in both the SWAT2012.mdb database and the ArcSWAT_WeatherDatabase.mdb database. The “default” User Weather Stations database is located in the SWAT2012.mdb database. Figure 7.2 shows the databases that are accessible from within these two databases as they are exist within the ArcSWAT install package. Note: Any table found within the ArcSWAT_WeatherDatabase.mdb or SWAT2012.mdb whose name begins with “WGEN_” will be picked up by the ArcSWAT weather import interface as a candidate weather database.
The user must choose one of the “WGEN_” weather database from the dropdown list shown in Figure 7.2 before proceeding. The default database options are: