Lower Columbia-I-5 Corridor in Cowlitz County- Including the cities of St. Helens, Clatskanie, Longview, Kelso, and Castle Rock 549 AM PST Tue Mar 5 2024 .TODAY...Partly cloudy. Highs in the mid 40s. Light wind. .TONIGHT...Partly cloudy. Widespread frost. Lows in the mid 20s. Light wind. .WEDNESDAY...Widespread frost in the morning. Partly cloudy. Highs in the mid 40s. Light wind. .WEDNESDAY NIGHT...Partly cloudy. Widespread frost. Lows in the upper 20s. Light wind. .THURSDAY...Widespread frost in the morning. Partly cloudy. Highs in the upper 40s. Light wind. .THURSDAY NIGHT...Partly cloudy. Widespread frost. Lows in the lower 30s. .FRIDAY...Mostly cloudy with a 40 percent chance of rain. Highs in the lower 50s. .FRIDAY NIGHT...Mostly cloudy with a 50 percent chance of rain. Lows in the upper 30s. .SATURDAY...Rain likely. Highs in the upper 40s. Chance of rain 70 percent. .SATURDAY NIGHT...Rain likely. Lows around 40. Chance of rain 70 percent. .SUNDAY...Rain. Highs around 50. Chance of rain near 100 percent. .SUNDAY NIGHT...Rain. Lows in the lower 40s. Chance of rain near 100 percent. .MONDAY...Rain. Highs in the upper 40s. Chance of rain near 100 percent. && TEMPERATURE Kelso 44 27 45 $$