Expires:202512300000;;429464 FPUS56 KPQR 290946 ZFPPQR Zone Forecasts for NW Oregon and SW Washington National Weather Service Portland OR 145 AM PST Mon Dec 29 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 Today, Tonight, and Tuesday. ORZ116-300000- Benton County Lowlands- Including the cities of Corvallis, Philomath, and Monroe 145 AM PST Mon Dec 29 2025 .TODAY...Widespread frost this morning. Mostly sunny. Highs in the mid 40s. Winds light. .TONIGHT...Partly cloudy. Areas of frost in the evening, then widespread frost after midnight. Lows around 30. Winds light. .TUESDAY...Widespread frost in the morning. Sunny. Highs in the mid 40s. Winds light. .TUESDAY NIGHT...Mostly clear in the evening, then becoming partly cloudy. Widespread frost with patchy fog. Lows in the upper 20s. Light and variable winds. .WEDNESDAY...Widespread frost with patchy fog in the morning. Partly sunny. Highs in the mid 40s. Winds light. .WEDNESDAY NIGHT...Mostly cloudy with a 40 percent chance of rain. Lows in the mid 30s. .NEW YEARS DAY...Mostly cloudy with a 50 percent chance of rain. Patchy fog. Highs in the mid 40s. .THURSDAY NIGHT...Rain likely. Lows around 40. Chance of rain 70 percent. .FRIDAY...Rain likely. Highs around 50. Chance of rain 70 percent. .FRIDAY NIGHT...Rain likely. Lows in the upper 30s. Chance of rain 70 percent. .SATURDAY...Rain likely. Highs in the upper 40s. Chance of rain 60 percent. .SATURDAY NIGHT...Rain showers likely. Lows in the upper 30s. Chance of rain 60 percent. .SUNDAY...Mostly cloudy with a 50 percent chance of rain showers. Highs around 50. && TEMPERATURE Corvallis 44 30 45 Monroe 44 29 46 $$