Little Kachess Lake Weather Forecast
- 56
- 79
Chance Thunderstorms
- 55
- 78
Mostly Cloudy
- 55
- 81
Partly Sunny
- 53
- 76
Partly Sunny
- 53
- 76
Partly Sunny
- 56
- 82
Partly Sunny
- 56
- 80
Partly Sunny
Today 15 Aug Upper Slopes of the Eastern Washington Cascades Crest
Mostly cloudy with a 50 percent chance of Showers and Thunderstorms. Patchy smoke. Highs in the upper 60s to upper 70s. Rainfall Amounts less than a tenth of an Inch, except higher Amounts possible in Thunderstorms.
Tonight 15 Aug Upper Slopes of the Eastern Washington Cascades Crest
Mostly cloudy. A 20 percent chance of Showers and Thunderstorms in the evening. Patchy smoke through the night. Lows in the upper 40s to mid 50s. Rainfall Amounts less than a tenth of an Inch, except higher Amounts possible in Thunderstorms.
Little Kachess Lake Temperature Statistics
August Temperature
Stampede Pass (5.6 miles)
Lowest 3 August, 2026
42.1 °FAverage August
58.2 °FHighest 5 August, 2026
80.1 °F
Climate (2021–2026)
Stampede Pass (5.6 miles)
Average Low 2021–2026
36.1 °FAverage 2021–2026
41.5 °FAverage High 2021–2026
48.2 °F