Flood Advisory: Central Brooks Range; South Slopes Of The Central Brooks Range

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Flood Advisory — Central Brooks Range; South Slopes Of The Central Brooks Range Severity: Minor. Certainty: Likely. * WHAT...Flooding caused by excessive rainfall continues. * WHERE...Koyukuk River and Slate Creek along the Dalton Highway from Coldfoot north to Atigun Pass. * WHEN...Until 1000 AM AKDT Tuesday. * IMPACTS...Minor flooding in low-lying and poor drainage areas is expected. River or stream flows are elevated. Significant runoff may cause flooding of creeks and rivers. Possible isolated landslides in areas of steep terrain. * ADDITIONAL DETAILS... - As of 400 PM AKDT, river gauge reports indicate water levels are cresting or falling following heavy rain across the advisory area. Minor flooding is ongoing near Wiseman. Between 1 and 2 inches of rain have fallen. Additional rainfall amounts up to 0.5 inches are possible through Monday night. - If you live or travel near or along Middle Fork of the Koyukuk River and its tributaries, stay alert and be prepared to take action. As of 8:00 am Monday, Alaska DOT reports a landslide has closed the Dalton Highway around mile marker 230 about 55 miles north of Coldfoot. Check 511.alaska.gov or call 5 1 1 for the latest travel information. - Some locations that could experience flooding include Chandalar DOT Camp, Atigun Pass, Wiseman and Coldfoot. - For Slate Creek at Coldfoot: At 3:00pm Monday the stage was 18.42 feet. Flood Stage is 18.7 feet. Water levels crested around 9:00am at 18.71 feet. - For Middle Fork of the Koyukuk River at Wiseman: At 3:00pm Monday the stage was cresting at 11.98 feet. Flood Stage is 11.5 feet. - http://www.weather.gov/aprfc