National Weather Service  - Portland Office

http://www.wrh.noaa.gov/pqr/ 

NWS Flood Safety Information

http://www.floodsafety.noaa.gov/ 

NWS River/Stream Gage Monitoring

http://ahps2.wrh.noaa.gov/ahps2/index.php?wfo=pqr 

Clackamas County Flood Information – Including Sandbags

http://www.clackamas.us/emergency/prevention_flooding.html 

ODOT TripCheck

http://www.tripcheck.com/Pages/RCmap.asp?curRegion=0&mainNav=RoadConditions