The Skagit at Marblemount:
http://waterdata.usgs.gov/wa/nwis/uv?12181000

Other stations around the state:
http://waterdata.usgs.gov/wa/nwis/rt

I'm always checking the USGS graphs.

Thanks for the report. Have you seen if it's holding it's color better above the Sauk? The upper stretch is fishable up to around 10,000cfs.