The National Weather Service issued a flood warning Sunday morning due to rising levels at Montana Creek, in effect until 5 a.m. Monday. A warning means flooding is imminent or already reported.
Montana Creek was sitting at about 15.3 feet Sunday morning. According to the service, minor flood stage is 15.5 feet. Moderate flood stage is 17 feet. The service predicts a crest of near 17 feet at the creek before the rain is through. When levels at Montana Creek reach 17 feet, Mendenhall Loop Road near the creek begins to flood. Houses on the northwest side of the road might have water up to their foundations.
As of about 9 a.m. Sunday, more than an inch of rain had fallen in Juneau, breaking a long stretch of sunny weather. According to the National Weather Service, heavy showers are expected to continue until early Monday.
The service advised Juneau residents to avoid flooded roadways, and to report even minor flooding to the police.
The service also issued a flood advisory for most of Southeast Alaska until 9 p.m. Sunday.