Flood Warning Issued for Wilson River Near Tillamook Through Thursday Afternoon

Alert Details

The National Weather Service in Portland, OR has issued a Flood Warning for the Wilson River near Tillamook. This alert replaces a previous River Flood Watch and indicates that minor flooding is currently occurring and is forecast to continue through the afternoon.

Affected Areas

The warning specifically affects Tillamook County, Oregon, focused on the Wilson River near Tillamook. Impacted locations include:

• Lowland and dairy land along the Wilson River downstream of the Highway 6 mile post 6 gage.
• Sloughs north of Tillamook, primarily Dougherty Slough.
• Wilson River Loop Road west to Highway 101.
• Makinster Road west of Highway 101.
• The north Tillamook business district along Highway 101.

What You Should Do

Residents and motorists are advised to take the following precautions:

• Turn around, don’t drown: Never attempt to drive through flooded roads, as most flood-related deaths occur in vehicles.
• Do not drive around barricades or through areas where water covers the roadway.
• Exercise extreme caution at night when flood dangers are more difficult to recognize.
• Monitor local conditions and stay tuned for the next official statement, expected Thursday afternoon.

Expected Conditions

As of 12:30 AM PDT Thursday, the river stage was recorded at 12.2 feet, which is above the flood stage of 12.0 feet. The river is forecast to rise to a peak of 13.9 feet early this morning.

At these levels, minor flooding begins in the north Tillamook business district along Highway 101, particularly during high tide. Widespread lowland flooding occurs as the river approaches 14.0 feet. The river is expected to fall below flood stage later this morning, reaching 8.2 feet by Friday morning before a secondary rise to 10.9 feet late Friday evening.

Timeline

• Effective: March 12, 2026, at 1:38 AM PDT
• Onset: Early Thursday morning
• Expected Duration: The warning is in effect until 2:04 PM PDT Thursday, March 12.