Weather Forecast
This forecast from the Met Office is for An Coileachan one of the mountains above Loch Fannich, and may be useful as an indicator of rainfall in the upper catchment:
This An Coileachan weather forecast is generated by the Met Office Weather Widget
This is the latest 7 day forecast for Dingwall courtesy from Metcheck:
Below are links to the full Metcheck site where there are some extremely useful features such as rainfall probability forecasts, and 2 other sites offering weather forecast information. See if you can find 2 that agree!: