, Alaska Unknown Hydrologic Outlook | Effective 09/15/2026 15:15

ESFAFG ...Locations Impacted... Middle Yukon Valley, Lower Koyukuk Valley, Lower Yukon Valley, and Innoko Valley. Across western Alaska, widespread 24 hour rainfall totals of between 0.75 1.00 inches were reported through Noon Tuesday. Additional totals of 0.25 to 0.75" are possible with some locations potentially seeing an additional 1.25 inches of additional rainfall through Wednesday. While the Yukon river should be able to manage much of the additional water, smaller streams and rivers that feed these systems could experience some minor flooding over the next few days.