Flood Watch 12/03/2024 07:22 for , Alaska areas

Another round of heavy rain is moving into the central and southern panhandle early Tuesday morning along with warming temperatures. This may expand localized flooding. * WHAT...Flooding caused by rain and snowmelt continues to be possible. * WHERE...The following areas, Southern Inner Channels and Central Inner Channels. This includes the cities of Gustavus, Juneau, Petersburg, Kake, Port Alexander, Wrangell, And Hyder. * WHEN...Through this evening. * IMPACTS...Excessive runoff from rainfall and snowmelt may result in flooding of rivers, creeks, streams, other low-lying areas and flood-prone locations. Area creeks and streams are running high and could flood with more heavy rain. Flooding may occur in poor drainage areas. Heavy rain falling on the existing snowpack will lead to increased runoff. Ponding of water may occur where storm drains or culverts are blocked by ice and snow. Rain falling on the hard pack snow will lead to icy conditions. * ADDITIONAL DETAILS... - Rainfall amounts since the change over from snow have been 1 to 2 inches for Juneau, Gustavus, and Kake, upwards of 3 inches in Petersburg and Wrangell, and lesser amounts so far in Hyder. Heavy rain will move back into the region through early Tuesday morning. New rainfall amounts of 1 to 3 inches expected through Tuesday evening. Additionally, freezing levels will rise to around 6,000 feet Tuesday afternoon. - Storm drains should be kept clear of debris and snow as much as possible.