Flood Advisory
Clackamas, Multnomah and Washington counties, OR · ended Tue 1:58 PM PST
Turn around, don't drown when encountering flooded roads. Most flood deaths occur in vehicles. Be aware of your surroundings and do not drive on flooded roads.
* WHAT...Urban area and small stream flooding caused by excessive rainfall is expected.
* WHERE...Northwestern Clackamas County in northwestern Oregon... Southern Multnomah County in northwestern Oregon... Southeastern Washington County in northwestern Oregon...
* WHEN...Until 200 PM PST.
* IMPACTS...Minor flooding in low-lying and poor drainage areas. Overflowing poor drainage areas. Ponding of water in urban or other areas is occurring or is imminent.
* ADDITIONAL DETAILS... - At 1050 AM PST, Doppler radar and automated rain gauges indicated heavy rain. This will cause urban and small stream flooding. Overflowing poor drainage areas will cause minor flooding in the advisory area. Up to 0.5 inches of rain have fallen in the last 12 hours and up to 0.25-0.35 inch in the last hour. - Additional rainfall amounts up to 1 inch are expected over the area. This additional rain will result in minor flooding. - Some locations that will experience flooding include... Oregon City, Sandy, Lake Oswego, West Linn, Milwaukie, Wilsonville, Canby, Gladstone, Rivergrove, Oatfield, Jennings Lodge, Boring, Butteville, Clackamas, Happy Valley, Damascus and Johnson City. - http://www.weather.gov/safety/flood
What to do during a Flood Advisory
- 1Slow down on wet roadsPonding water can make cars slide.
- 2Avoid low spotsUnderpasses and dips fill with water first.
- 3Never drive through waterYou can’t tell how deep it is or if the road is gone.
Flood Watch vs. Warning
Flood Advisory questions
Is a Flood Advisory dangerous?
It is less serious than a warning, but water on roads can still be deadly. Never drive through it.
How long does it last?
Usually a few hours.