Morrow Lake Weather Forecast
- 33
- 48
Rain
- 31
- 51
Becoming Sunny
- 32
- 50
Partly Sunny
- 35
- 50
Mostly Cloudy
- 32
- 47
Rain
- 28
- 45
Rain Likely
- 29
- 44
Rain/Snow Likely
Today 9 Feb Middle Chehalis River Valley
A chance of rain in the Morning, then rain Showers and a slight chance of Thunderstorms early in the afternoon. A chance of rain late in the afternoon. Rainfall Amounts a tenth to a quarter of an inch Possible, except higher Amounts possible in Thunderstorms. Highs near 50. Light wind becoming southwest around 10 Mph in the afternoon.
Tonight 9 Feb Middle Chehalis River Valley
Mostly cloudy. A chance of rain until early morning. Lows in the 30s. Light wind.
Morrow Lake Temperature Statistics
February Temperature
Shelton, Shelton Sanderson Field (8.1 miles)
Lowest 6 February, 2026
30 °FAverage February
45.7 °FHighest 6 February, 2026
59 °F
Climate (2021–Present)
Shelton, Shelton Sanderson Field (8.1 miles)
Average Low 2021–2026
41.7 °FAverage 2021–2026
51.2 °FAverage High 2021–2026
61.3 °F