Expires:202512211200;;936566 FPUS56 KSEW 202131 ZFPSEW Zone Forecast Product for Western Washington National Weather Service Seattle WA 130 PM PST Sat Dec 20 2025 Spot temperatures and probabilities of measurable precipitation are for tonight, Sunday, Sunday night, and Monday. WAZ316-211200- Lowlands of Pierce and Southern King Counties- Including the cities of SeaTac, Tacoma, Federal Way, Kent, Lakewood, Puyallup, and Sumner 130 PM PST Sat Dec 20 2025 .TONIGHT...Rain at times in the evening, then rain likely after midnight. A chance of rain late in the night. Rainfall amounts a quarter to a half inch possible. Lows in the upper 30s to mid 40s. South wind 10 to 15 mph with gusts to 25 mph. .SUNDAY...Mostly cloudy with a chance of rain until late afternoon, then mostly cloudy with rain at times late in the afternoon. Rainfall amounts a quarter to a half inch possible. Highs in the mid to upper 40s. South wind 10 to 15 mph. .SUNDAY NIGHT...Rain at times. Rainfall amounts a tenth to a quarter of an inch possible. Lows near 40. South wind 10 to 15 mph. .MONDAY...Rain likely in the morning, then rain at times in the afternoon. Rainfall amounts a quarter to a half inch possible. Highs in the mid to upper 40s. South wind 10 to 20 mph. Gusts to 30 mph in the afternoon. .MONDAY NIGHT...Rain in the evening, then rain likely after midnight. Rainfall amounts a quarter to a half inch possible. Lows near 40. South wind 10 to 20 mph. .TUESDAY...Mostly cloudy. A chance of rain in the morning, then a slight chance of rain in the afternoon. Highs in the mid to upper 40s. .TUESDAY NIGHT...Cloudy. A chance of rain after midnight. Lows in the mid to upper 30s. .WEDNESDAY...Cloudy with a chance of rain. Highs in the lower to mid 40s. .WEDNESDAY NIGHT...Mostly cloudy with a chance of rain. Lows in the lower to mid 30s. .CHRISTMAS DAY...Mostly cloudy with a chance of rain. Highs in the lower 40s. .THURSDAY NIGHT...Mostly cloudy with a chance of rain. Lows in the lower to mid 30s. .FRIDAY...Mostly cloudy with a chance of rain. Highs in the lower to mid 40s. .FRIDAY NIGHT...Mostly cloudy with a chance of rain. Lows in the lower to mid 30s. .SATURDAY...Mostly cloudy with a chance of rain. Highs in the mid 40s. && TEMPERATURE / PRECIPITATION SeaTac 41 47 39 47 / 80 90 90 90 Puyallup 41 49 39 49 / 80 90 100 90 Tacoma 40 47 39 47 / 80 90 100 90 $$