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Flood Potential Outlook
Issued by NWS Seattle/Tacoma, WA
Issued by NWS Seattle/Tacoma, WA
404 FGUS76 KSEW 221919 ESFSEW WAC009-031-073-232000- Hydrologic Outlook National Weather Service Seattle WA 1119 AM PST Sat Feb 22 2025 ...THREAT OF RIVER FLOODING SUNDAY AFTERNOON THROUGH TUESDAY EVENING FOR WHATCOM, JEFFERSON, AND CLALLAM COUNTIES... An atmospheric river this weekend, followed by another frontal system later Monday will result in heavy rain at times over the area. Total precipitation amounts in the mountains will range from 3 to 5 inches, with locally heavier amounts possible in the mountain. Snow levels will rise above 7000 feet, will result in snow melt at low to mid elevations. The most likely areas for river flooding will be for rivers flowing off of the Cascades and Olympics. Urban and small stream nuisance flooding and rainfall-induced shallow landslides will also be possible. Please monitor the latest river forecasts from the National Weather Service for additional information. $$ HPR