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Grotto, WA Weather Forecast
Grotto, WA Weather Forecast Date: 136 PM PST Wed Nov 04 2026
The area/counties/county of: Cascades, including the cities of: Gold Bar, Monroe, Duvall, and Index.or toggle through each period.
Tonight... A chance of rain in the evening, then rain at times in the late evening and early morning. A chance of rain late in the night. Rainfall amounts a tenth to a quarter of an inch possible. Lows in the mid to upper 40s. Southeast wind to 10 mph becoming south after midnight.
Thursday... Partly sunny. A chance of rain in the morning, then a slight chance of rain late in the morning. Highs in the lower to mid 50s. Light wind.
Thursday Night... Mostly cloudy. A chance of rain in the morning. Lows in the lower to mid 40s. Light wind.
Friday... Rain likely in the morning, then rain in the afternoon. Rainfall amounts a quarter to a half inch possible. Highs in the lower to mid 50s. Light wind becoming southeast to 10 mph in the afternoon.
Friday Night... Rain at times in the evening, then rain likely after midnight. Rainfall amounts a tenth to a quarter of an inch possible. Lows near 50. Light wind.
Saturday... Mostly cloudy. A slight chance of rain in the morning. Highs in the lower to mid 60s.
Saturday Night... Mostly cloudy with a chance of rain in the evening, then cloudy with rain at times after midnight. Lows in the upper 40s.
Sunday... Rain at times in the morning, then rain likely in the afternoon. Highs in the lower to mid 50s.
Sunday Night... Mostly cloudy. A chance of rain in the evening. Lows near 40.
Monday... Mostly cloudy. Highs in the mid 50s.
Monday Night... Mostly cloudy. A slight chance of rain in the evening, then a chance of rain after midnight. Lows in the mid 40s.
Tuesday... Rain likely. Highs in the mid 50s.
Tuesday Night... Rain likely. Lows in the upper 40s.
POP = Probability of Precipitation
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