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7,000–13,500 ft · UT🚗 Directions
Ashley NF and Uinta-Wasatch-Cache NF. Highest range in Utah with lodgepole and spruce-fir. East-west oriented range is unique in the Rockies. King boletes along Mirror Lake Highway.
Updated Aug 27, 4:07 AM MT
# Uinta Mountains – S Tier: Peak Flush Window You're in a textbook late-summer alpine fruiting event. Sustained soil temps at threshold (58°F holding for 7 days straight), solid moisture baseline (0.27 VWC 7-day average), and zero drought stress create the conditions for a genuine multi-species explosion across the elevation band. The 2.19" in the last 14 days delivered the trigger; now the mycota is responding. Target the bolete complex hard—Bay, Painted, Chicken-Fat, and Bitter are all firing simultaneously, which is rare. Hedgehogs and milk caps (indigo, saffron) are equally dialed in. Don't sleep on the coral fruits (Pink-Tipped, Red Coral, Jelly Antler) which often get overlooked in mixed flushes. No limiting factors means species diversity is the only constraint—habitat and elevation variation will determine what you actually encounter. Watch the next 72 hours; if temps dip below 55°F or moisture drops sharply, the window closes fast at this elevation. **Hot tip:** Hunt conifer transitions (spruce-fir ecotone) between 9,000–11,000 ft where bolete and Lactarius density peaks during simultaneous fruiting.
Generated by Claude (Anthropic) from the structured weather, soil, and phenology data on this page. The LLM can misread edge cases — treat this as a starting hypothesis, not a guarantee. Always verify conditions on the ground before committing to a long drive.
Precip 7d
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Ashley National Forest
Ashley National Forest
Ashley National Forest
Ashley National Forest
Ashley National Forest
Ashley National Forest
⚠ Road Access Notice
Always verify road access is public before following GPS directions to mountain areas. Many forest roads are seasonal, gated, or require 4WD. Dispersed camping follows USFS/BLM rules (typically 14-day limit). Check ranger district offices for current road and campground conditions.
0.85"
PRISM 4km · thru 08-25
Precip 14d
Observed precipitation from PRISM 4km gridded analysis, sampled at the region centroid through 2026-08-25. Used when no SNOTEL/SCAN station is mapped to this region.2.19"
PRISM 4km · thru 08-25
Soil Temp
58°F
SWE
Snow Water Equivalent — how much water is in the snowpack vs. normal. Declining SWE means snowmelt is adding moisture to the soil.0%
Drought
None
Snowmelt
complete
soil temp marginal (58°F vs 58°F min, 5/7 days above), today 0.30 VWC, 7d avg 0.27 — moisture sustained
All conditions met (soil 58°F, sustained 7/7 days above threshold, today 0.30 VWC, 7d avg 0.27 — moisture sustained)
All conditions met (soil 58°F, sustained 6/7 days above threshold, today 0.30 VWC, 7d avg 0.27 — moisture sustained)
All conditions met (soil 58°F, sustained 7/7 days above threshold, today 0.30 VWC, 7d avg 0.27 — moisture sustained)
All conditions met (soil 58°F, sustained 7/7 days above threshold, today 0.30 VWC, 7d avg 0.27 — moisture sustained)
All conditions met (soil 58°F, sustained 7/7 days above threshold, today 0.30 VWC, 7d avg 0.27 — moisture sustained)
All conditions met (soil 58°F, sustained 7/7 days above threshold, today 0.30 VWC, 7d avg 0.27 — moisture sustained)
All conditions met (soil 58°F, sustained 7/7 days above threshold, today 0.30 VWC, 7d avg 0.27 — moisture sustained)
All conditions met (soil 58°F, sustained 7/7 days above threshold, today 0.30 VWC, 7d avg 0.27 — moisture sustained)
All conditions met (soil 58°F, sustained 7/7 days above threshold, today 0.30 VWC, 7d avg 0.27 — moisture sustained)
All conditions met (soil 58°F, sustained 7/7 days above threshold, today 0.30 VWC, 7d avg 0.27 — moisture sustained)
All conditions met (soil 58°F, sustained 7/7 days above threshold, today 0.30 VWC, 7d avg 0.27 — moisture sustained)
All conditions met (soil 58°F, sustained 7/7 days above threshold, today 0.30 VWC, 7d avg 0.27 — moisture sustained)
All conditions met (soil 58°F, sustained 7/7 days above threshold, today 0.30 VWC, 7d avg 0.27 — moisture sustained)
All conditions met (soil 58°F, sustained 7/7 days above threshold, today 0.30 VWC, 7d avg 0.27 — moisture sustained)
All conditions met (soil 58°F, sustained 7/7 days above threshold, today 0.30 VWC, 7d avg 0.27 — moisture sustained)
All conditions met (soil 58°F, sustained 7/7 days above threshold, today 0.30 VWC, 7d avg 0.27 — moisture sustained)
All conditions met (soil 58°F, sustained 7/7 days above threshold, today 0.30 VWC, 7d avg 0.27 — moisture sustained)
All conditions met (soil 58°F, sustained 7/7 days above threshold, today 0.30 VWC, 7d avg 0.27 — moisture sustained)
All conditions met (soil 58°F, sustained 7/7 days above threshold, today 0.30 VWC, 7d avg 0.27 — moisture sustained)
All conditions met (soil 58°F, sustained 7/7 days above threshold, today 0.30 VWC, 7d avg 0.27 — moisture sustained)
All conditions met (soil 58°F, sustained 7/7 days above threshold, today 0.30 VWC, 7d avg 0.27 — moisture sustained)
All conditions met (soil 58°F, sustained 7/7 days above threshold, today 0.30 VWC, 7d avg 0.27 — moisture sustained)
All conditions met (soil 58°F, sustained 7/7 days above threshold, today 0.30 VWC, 7d avg 0.27 — moisture sustained)
All conditions met (soil 58°F, sustained 7/7 days above threshold, today 0.30 VWC, 7d avg 0.27 — moisture sustained)
All conditions met (soil 58°F, sustained 7/7 days above threshold, today 0.30 VWC, 7d avg 0.27 — moisture sustained)
All conditions met (soil 58°F, sustained 7/7 days above threshold, today 0.30 VWC, 7d avg 0.27 — moisture sustained)
All conditions met (soil 58°F, sustained 7/7 days above threshold, today 0.30 VWC, 7d avg 0.27 — moisture sustained)
All conditions met (soil 58°F, sustained 7/7 days above threshold, today 0.30 VWC, 7d avg 0.27 — moisture sustained)
All conditions met (soil 58°F, sustained 7/7 days above threshold, today 0.30 VWC, 7d avg 0.27 — moisture sustained)
All conditions met (soil 58°F, sustained 7/7 days above threshold, today 0.30 VWC, 7d avg 0.27 — moisture sustained)
All conditions met (soil 58°F, sustained 7/7 days above threshold, today 0.30 VWC, 7d avg 0.27 — moisture sustained)
All conditions met (soil 58°F, sustained 7/7 days above threshold, today 0.30 VWC, 7d avg 0.27 — moisture sustained)
Primordia readiness: Cold = mycelium dormant. Activating = soil warming, primordia building. Primed = 5+ sustained warm days at species threshold; fruiting imminent if moisture cooperates. Based on Schmidt 1983 / Mihail 2007.