Saturday, January 15, 2011

Later Forecast numbers have many rivers reaching above flood level by morning.

New forecast levels recently released by the NWS River Forecast Office reflect today's higher rainfall amounts by elevating the forecasted crest as follows:

Nehalem River crest of 18.36, reaching flood level at between 5-8am and cresting at between 8-10pm.

- Expect widespread flooding of low lying farm lands and structures downstream of Foss Gauge to Nehalem. Street flooding in Nehalem begins, usually during high tide. Seaside Tides: High 6.0' at 8:47am, low 0.0' at 5:35pm, high 4.3' at 11:04

Wilson River crest of 13.65, reaching flood level at between 5-8am and cresting at between 7-9pm

- Expect widespread lowland and dairy land flooding begins. Sloughs begin to overflow. Minor flooding of Hwy 101 North Main area begins, especially during high tide. Garibaldi Tides: High 8.8' at 9:19am, low 0.0' at 4:39pm, high 6.3' at 11:36pm

Nestucca River is also now forecasted to exceed Action stage of 16.0', cresting at 16.74' at 4-6pm.

The NWS Portland has issued: in Tillamook County

- Flood Advisory for urban and small stream flooding of poor drainage areas until 12:15pm Sunday

- Flood Watch Watch thru Monday afternoon.

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