Sep 21, 2023
A storm force weather front along with a strong Atmospheric River (AR) associated with this system moved into the central Gulf of Alaska through the morning hours of September 20th. As the AR push east over southeast Alaska through the afternoon and evening hours of September 20th heavy rain moved over the central and north central inner channels. This heavy rain persisted into Thursday September 21st and a mesoscale frontal wave formed along the cold front which stalled the heavy rain and high
Source: NOAA National Weather Service Storm Events Database (event 1143160). Narrative written by NWS staff at the time of the event.
This event is one of many recorded floods in Juneau Borough County. See the full FEMA flood zone map, NFIP claim totals, and disaster history for the area.