Mushroom Forecast

Mushroom forecast near Mercer Island, WA

As of 2026-09-29, 0 forest patches within 30 km of Mercer Island, WA show ≥60% fruiting probability; the highest today is 51% (American matsutake).

Fruiting probability (0–100%) is forecast daily for each forest patch based on weather and forest data. Locations are given as distance and direction from the center of Mercer Island.

Top forest patches within 30 km — 2026-09-29

More forest patches farther out (up to 50 km)

Probabilities beyond 30 km are available in the app.

Days 3–15 outlook

See every patch on the map. The free Mushroom Forecast app shows today's and tomorrow's forecast within 30 km of you; upgrade for all distances and up to 15 days. Download on the App Store

Frequently asked questions

Can I find mushrooms near Mercer Island right now?

As of 2026-09-29, 0 forest patches within 30 km of Mercer Island, WA show ≥60% fruiting probability; the highest today is 51% (American matsutake). Of 3938 forest patches within 30 km, the highest fruiting probability today is 51%.

What mushrooms are fruiting near Mercer Island?

Forecast for 2026-09-29 within 30 km: American matsutake (up to 46%), Lion's mane (up to 40%), Lobster mushroom (up to 36%), King bolete (up to 31%), Honey mushroom (up to 29%), Pacific golden chanterelle (up to 24%), Chicken of the woods (up to 13%), Hen of the woods (up to 8%).

Where is the best forest patch near Mercer Island today?

The top-ranked patch is 19 km N of the city center, with a 46% fruiting probability for American matsutake.

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