| NWS Forecast for: Cowlitz County Lowlands Issued by: National Weather Service Portland, OR Last Update: 445 AM PST Sun Dec 28 2025 |  |
| Today: Areas of frost with patchy dense fog this morning. Partly sunny. Highs in the lower 40s. Light and variable winds, becoming light this afternoon. Tonight: Mostly cloudy. Areas of frost in the evening. Patchy fog. Widespread frost after midnight. Lows in the lower 30s. Winds light. Monday: Widespread frost in the morning. Partly sunny. Highs in the upper 40s. Winds light. Monday Night: Mostly cloudy. Areas of frost with patchy fog in the evening, then widespread frost after midnight. Lows in the lower 30s. Winds light. Tuesday: Widespread frost in the morning. Partly sunny. Highs in the upper 40s. Winds light. Tuesday Night: Partly cloudy in the evening, then becoming mostly cloudy. Widespread frost. Lows in the lower 30s. Wednesday: Partly sunny. Widespread frost. Highs in the upper 40s. Wednesday Night: Mostly cloudy with a 20 percent chance of rain. Lows in the mid 30s. New Years Day: Cloudy with a 50 percent chance of rain. Highs in the upper 40s. Thursday Night: Rain likely. Lows in the upper 30s. Chance of rain 70 percent. Friday: Rain likely. Highs in the upper 40s. Chance of rain 70 percent. Friday Night: Mostly cloudy with a 50 percent chance of rain showers. Lows in the mid 30s. Saturday: Mostly cloudy with a chance of rain showers with a slight chance of snow showers. Highs in the mid 40s. Chance of precipitation 50 percent. | |
| Zone Forecast: Cowlitz County Lowlands | |
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