Little Heart Lake Weather Forecast
- 36
- 48
Rain
- 36
- 45
Mostly Cloudy
- 37
- 51
Partly Sunny
- 41
- 48
Rain Likely
- 42
- 45
Rain Likely
- 40
- 47
Chance Rain
Today 25 Sep Cascades of Snohomish and Northern King Counties
Showers likely and a slight chance of Thunderstorms in the morning. A slight chance of snow Showers through the day. Rain Showers and a chance of Thunderstorms in the afternoon. Snow level near 7500 feet. Rainfall Amounts a half inch to one inch Possible, except higher Amounts possible in Thunderstorms. No snow accumulation. Afternoon pass Temperatures in the upper 40s. South wind in the Passes 10 to 15 Mph becoming southwest in the Afternoon, Gusts to 25 Mph increasing to 35 Mph in the afternoon.
Tonight 25 Sep Cascades of Snohomish and Northern King Counties
Showers in the Evening, then a chance of Showers after midnight. Snow level near 5500 feet. Rainfall Amounts a quarter to a half inch possible. No snow accumulation. Lows in the mid 30s. West wind in the Passes 10 to 15 Mph with Gusts to 30 Mph.
Little Heart Lake Temperature Statistics
September Temperature
Stampede Pass (21.7 miles)
Lowest 3 September, 2026
39.9 °FAverage September
51.7 °FHighest 20 September, 2026
73 °F
Climate (2021–2026)
Stampede Pass (21.7 miles)
Average Low 2021–2026
36.2 °FAverage 2021–2026
41.5 °FAverage High 2021–2026
48.2 °F