Grotto Weather Forecast
- 35
- 59
Mostly Sunny
- 34
- 54
Mostly Sunny
- 38
- 58
Sunny
- 40
- 62
Partly Sunny
- 36
- 49
Chance Snow Showers
- 35
- 46
Chance Snow Showers
- 34
- 47
Chance Rain/Snow
Today 15 Apr Foothills and Valleys of Snohomish and Northern King Counties
Partly cloudy. Lows near 40. North wind to 10 Mph in the evening becoming light.