One product issued by NWS for:
Hydrologic Outlook
Hydrologic Outlook WAC009-033-057-061-240000- Hydrologic Outlook National Weather Service Seattle WA 415 AM PDT Sun Mar 23 2025 ...THREAT OF RIVER FLOODING TONIGHT THROUGH TUESDAY MORNING FOR CLALLAM, KING, SNOHOMISH, AND SKAGIT COUNTIES... An atmospheric river today through Monday will bring heavy rain at times, especially for the mountains. Total precipitation amounts in the mountains will range from 3 to 6 inches, with locally heavier amounts possible. Snow levels will also rise to near 7500 feet during this period. This will result in sharp rises on rivers with flooding possible. $$ 44