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9,000–11,000 ft · CO🚗 Directions
World's largest flat-top mountain. Unique aspen and spruce ecosystem. Strong chanterelle and king bolete habitat. Good road access across the mesa.
Updated Aug 27, 4:03 AM MT
Grand Mesa is locked in S-tier: sustained soil moisture (0.19 VWC seven-day average), perfect temperature equilibrium at 59°F, and two weeks of reliable precipitation have triggered a polyculture flush across all major edible and toxic families. King boletes, chanterelles, and hedgehogs are the headline acts—all hitting full criteria for seven consecutive days—but the real wealth is in the depth: Reishi wood-colonizers, milk caps across both pigment lines, and lobster mushroom infections are all live simultaneously. The only limiting factor is moderate desiccation risk going forward; this window won't hold indefinitely as late August sun intensifies at 9K+ elevation. Watch for the shift: if soil VWC drops below 0.17 in the next 48 hours, the milk caps and soft corals will crater first, followed by the boletes within 72 hours. The wood-decay species (Reishi, Red-Belted Conk) stay viable longer. **Hot tip:** prioritize the chanterelles and cauliflowers in the shadiest conifer stands—they're peak condition today and most vulnerable to rapid desiccation once the afternoon thermals kick in.
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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Grand Mesa, Uncompahgre and Gunnison National Fore
Grand Mesa, Uncompahgre and Gunnison National Fore
Grand Mesa, Uncompahgre and Gunnison National Fore
11 sites
Small quiet campground near Crag Crest Trail. Good chanterelle zone.
Grand Mesa, Uncompahgre and Gunnison National Fore
26 sites
Near multiple Grand Mesa lakes. Excellent spruce-fir habitat.
Grand Mesa, Uncompahgre and Gunnison National Fore
Grand Mesa, Uncompahgre and Gunnison National Fore
Grand Mesa, Uncompahgre and Gunnison National Fore
27 sites
Lakeside camp on top of Grand Mesa. Walk to spruce-aspen habitat.
Grand Mesa, Uncompahgre and Gunnison National Fore
Grand Mesa, Uncompahgre and Gunnison National Fore
Grand Mesa, Uncompahgre and Gunnison National Fore
⚠ 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.
0.82"
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.1.98"
PRISM 4km · thru 08-25
Soil Temp
59°F
SWE
Snow Water Equivalent — how much water is in the snowpack vs. normal. Declining SWE means snowmelt is adding moisture to the soil.100%
Drought
None
Snowmelt
steady
All conditions met (soil 59°F, sustained 7/7 days above threshold, today 0.18 VWC, 7d avg 0.19 — moisture sustained)
All conditions met (soil 59°F, sustained 7/7 days above threshold, today 0.18 VWC, 7d avg 0.19 — moisture sustained)
All conditions met (soil 59°F, sustained 6/7 days above threshold, today 0.18 VWC, 7d avg 0.19 — moisture sustained)
All conditions met (soil 59°F, sustained 7/7 days above threshold, today 0.18 VWC, 7d avg 0.19 — moisture sustained)
All conditions met (soil 59°F, sustained 7/7 days above threshold, today 0.18 VWC, 7d avg 0.19 — moisture sustained)
All conditions met (soil 59°F, sustained 7/7 days above threshold, today 0.18 VWC, 7d avg 0.19 — moisture sustained)
All conditions met (soil 59°F, sustained 7/7 days above threshold, today 0.18 VWC, 7d avg 0.19 — moisture sustained)
All conditions met (soil 59°F, sustained 7/7 days above threshold, today 0.18 VWC, 7d avg 0.19 — moisture sustained)
All conditions met (soil 59°F, sustained 7/7 days above threshold, today 0.18 VWC, 7d avg 0.19 — moisture sustained)
All conditions met (soil 59°F, sustained 7/7 days above threshold, today 0.18 VWC, 7d avg 0.19 — moisture sustained)
All conditions met (soil 59°F, sustained 7/7 days above threshold, today 0.18 VWC, 7d avg 0.19 — moisture sustained)
All conditions met (soil 59°F, sustained 7/7 days above threshold, today 0.18 VWC, 7d avg 0.19 — moisture sustained)
All conditions met (soil 59°F, sustained 7/7 days above threshold, today 0.18 VWC, 7d avg 0.19 — moisture sustained)
All conditions met (soil 59°F, sustained 7/7 days above threshold, today 0.18 VWC, 7d avg 0.19 — moisture sustained)
All conditions met (soil 59°F, sustained 7/7 days above threshold, today 0.18 VWC, 7d avg 0.19 — moisture sustained)
All conditions met (soil 59°F, sustained 7/7 days above threshold, today 0.18 VWC, 7d avg 0.19 — moisture sustained)
All conditions met (soil 59°F, sustained 7/7 days above threshold, today 0.18 VWC, 7d avg 0.19 — moisture sustained)
All conditions met (soil 59°F, sustained 7/7 days above threshold, today 0.18 VWC, 7d avg 0.19 — moisture sustained)
All conditions met (soil 59°F, sustained 7/7 days above threshold, today 0.18 VWC, 7d avg 0.19 — moisture sustained)
All conditions met (soil 59°F, sustained 7/7 days above threshold, today 0.18 VWC, 7d avg 0.19 — moisture sustained)
All conditions met (soil 59°F, sustained 7/7 days above threshold, today 0.18 VWC, 7d avg 0.19 — moisture sustained)
All conditions met (soil 59°F, sustained 7/7 days above threshold, today 0.18 VWC, 7d avg 0.19 — moisture sustained)
All conditions met (soil 59°F, sustained 7/7 days above threshold, today 0.18 VWC, 7d avg 0.19 — moisture sustained)
All conditions met (soil 59°F, sustained 7/7 days above threshold, today 0.18 VWC, 7d avg 0.19 — moisture sustained)
All conditions met (soil 59°F, sustained 7/7 days above threshold, today 0.18 VWC, 7d avg 0.19 — moisture sustained)
All conditions met (soil 59°F, sustained 7/7 days above threshold, today 0.18 VWC, 7d avg 0.19 — moisture sustained)
All conditions met (soil 59°F, sustained 7/7 days above threshold, today 0.18 VWC, 7d avg 0.19 — moisture sustained)
All conditions met (soil 59°F, sustained 7/7 days above threshold, today 0.18 VWC, 7d avg 0.19 — moisture sustained)
All conditions met (soil 59°F, sustained 7/7 days above threshold, today 0.18 VWC, 7d avg 0.19 — moisture sustained)
All conditions met (soil 59°F, sustained 7/7 days above threshold, today 0.18 VWC, 7d avg 0.19 — moisture sustained)
All conditions met (soil 59°F, sustained 7/7 days above threshold, today 0.18 VWC, 7d avg 0.19 — moisture sustained)
All conditions met (soil 59°F, sustained 7/7 days above threshold, today 0.18 VWC, 7d avg 0.19 — moisture sustained)
All conditions met (soil 59°F, sustained 7/7 days above threshold, today 0.18 VWC, 7d avg 0.19 — moisture sustained)
All conditions met (soil 59°F, sustained 7/7 days above threshold, today 0.18 VWC, 7d avg 0.19 — moisture sustained)
All conditions met (soil 59°F, sustained 7/7 days above threshold, today 0.18 VWC, 7d avg 0.19 — moisture sustained)
soil temp marginal (59°F vs 60°F min, 3/7 days above), today 0.18 VWC, 7d avg 0.19 — 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.