Expires:202512211200;;950991 FPUS56 KPQR 210446 ZFPPQR Zone Forecasts for NW Oregon and SW Washington National Weather Service Portland OR 845 PM PST Sat Dec 20 2025 This is an automatically-generated product based on an average of hundreds of grid points in the zone. The forecast may not be representative of the exact location you are interested in. For a more specific forecast, please visit https://www.weather.gov/portland and (1) click a location on the map or (2) type a location into the upper-left corner of the page. If you notice a problem with this product, please email w-pqr.webmaster@noaa.gov Spot Temperatures are for Tonight, Sunday, Sunday Night, and Monday. WAZ204-211200- Cowlitz County Lowlands- Including the cities of Kelso, Longview, Castle Rock, Kalama, and Woodland 845 PM PST Sat Dec 20 2025 .TONIGHT...Mostly cloudy with a 50 percent chance of rain showers. Lows in the upper 30s. South wind 5 to 10 mph. Rainfall amounts a tenth to a quarter of an inch. .SUNDAY...A chance of rain showers in the morning, then rain showers in the afternoon. Highs in the mid 40s. South wind 5 to 10 mph. Chance of rain near 100 percent. Rainfall amounts a tenth to a half of an inch. .SUNDAY NIGHT...Rain showers. Lows in the upper 30s. South wind 5 to 10 mph. Chance of rain near 100 percent. Rainfall amounts a tenth to a quarter of an inch. .MONDAY...Rain showers. Highs in the upper 40s. South wind 10 to 15 mph. Chance of rain near 100 percent. .MONDAY NIGHT...Rain. Lows in the upper 30s. South wind 5 to 10 mph. Chance of rain near 100 percent. .TUESDAY...Mostly cloudy with a 50 percent chance of rain. Highs in the upper 40s. .TUESDAY NIGHT...Cloudy with a 50 percent chance of rain. Lows in the mid 30s. .WEDNESDAY...Mostly cloudy with rain likely. Highs in the mid 40s. Chance of rain 60 percent. .WEDNESDAY NIGHT...Mostly cloudy with a chance of rain with a slight chance of snow. Lows in the mid 30s. Chance of precipitation 40 percent. .CHRISTMAS DAY...Mostly cloudy with a chance of rain and snow. Highs in the mid 40s. Chance of precipitation 50 percent. .THURSDAY NIGHT...Mostly cloudy with a chance of rain with a slight chance of snow. Lows in the mid 30s. Chance of precipitation 50 percent. .FRIDAY...Mostly cloudy with a chance of rain with a slight chance of snow. Highs in the mid 40s. Chance of precipitation 50 percent. .FRIDAY NIGHT...Mostly cloudy with a chance of rain and snow. Lows in the mid 30s. Chance of precipitation 40 percent. .SATURDAY...Partly sunny in the morning, then becoming mostly cloudy. A chance of rain with a slight chance of snow. Highs in the mid 40s. Chance of precipitation 40 percent. && TEMPERATURE Kelso/Longview 40 46 40 48 Kalama 40 46 40 48 Castle Rock 40 46 39 47 $$