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6,500–10,000 ft · AZ🚗 Directions
Coconino NF and Kaibab NF south rim. Ponderosa pine dominant, mixed conifer higher. Flagstaff is Arizona's mushroom foraging hub. Summer monsoon (Jul-Sep) critical for king boletes.
Updated Aug 27, 4:08 AM MT
Coconino at S-tier with 37 species in play is the rare convergence: soil temp holding steady at 64.6°F, seven consecutive days of sustained moisture above threshold, and zero drought stress despite light recent precipitation. The monsoon window is open and framed perfectly by elevation—you've got cauliflower mushrooms, hedgehogs, reishi, and boletes all signaling simultaneously, which tracks the August peak flush cycle at this altitude. The limiting factor is desiccation risk—moderate, not critical—which means you're in a narrow but viable window before afternoon heat and that 10% SWE snowmelt deficit start pulling soil moisture down hard. Watch the next 72 hours closely: if we see even 0.15" more rain, this tier locks in for another 5–7 days. Without it, capillary moisture will start dropping by September 1st and your species window compresses. Target north-aspect drainages, seepage zones, and cottonwood corridors where subsurface moisture persists longest. **Hot tip:** Prioritize lobster mushroom and saffron milk cap *today*—they fruit first in this window and will be gone in 48 hours if temps spike; everything else has 3–4 day legs.
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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Coconino National Forest Recreation
Coconino National Forest Recreation
Coconino National Forest Recreation
⚠ 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.
0.26"
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.0.61"
PRISM 4km · thru 08-25
Soil Temp
65°F
SWE
Snow Water Equivalent — how much water is in the snowpack vs. normal. Declining SWE means snowmelt is adding moisture to the soil.10%
Drought
None
Snowmelt
steady
All conditions met (soil 65°F, sustained 7/7 days above threshold, today 0.18 VWC, 7d avg 0.20)
All conditions met (soil 65°F, sustained 7/7 days above threshold, today 0.18 VWC, 7d avg 0.20)
All conditions met (soil 65°F, sustained 7/7 days above threshold, today 0.18 VWC, 7d avg 0.20)
All conditions met (soil 65°F, sustained 7/7 days above threshold, today 0.18 VWC, 7d avg 0.20)
All conditions met (soil 65°F, sustained 7/7 days above threshold, today 0.18 VWC, 7d avg 0.20)
All conditions met (soil 65°F, sustained 7/7 days above threshold, today 0.18 VWC, 7d avg 0.20)
All conditions met (soil 65°F, sustained 7/7 days above threshold, today 0.18 VWC, 7d avg 0.20)
All conditions met (soil 65°F, sustained 7/7 days above threshold, today 0.18 VWC, 7d avg 0.20)
All conditions met (soil 65°F, sustained 7/7 days above threshold, today 0.18 VWC, 7d avg 0.20)
All conditions met (soil 65°F, sustained 7/7 days above threshold, today 0.18 VWC, 7d avg 0.20)
All conditions met (soil 65°F, sustained 7/7 days above threshold, today 0.18 VWC, 7d avg 0.20)
All conditions met (soil 65°F, sustained 7/7 days above threshold, today 0.18 VWC, 7d avg 0.20)
All conditions met (soil 65°F, sustained 7/7 days above threshold, today 0.18 VWC, 7d avg 0.20)
All conditions met (soil 65°F, sustained 7/7 days above threshold, today 0.18 VWC, 7d avg 0.20)
All conditions met (soil 65°F, sustained 7/7 days above threshold, today 0.18 VWC, 7d avg 0.20)
All conditions met (soil 65°F, sustained 7/7 days above threshold, today 0.18 VWC, 7d avg 0.20)
All conditions met (soil 65°F, sustained 7/7 days above threshold, today 0.18 VWC, 7d avg 0.20)
All conditions met (soil 65°F, sustained 7/7 days above threshold, today 0.18 VWC, 7d avg 0.20)
All conditions met (soil 65°F, sustained 7/7 days above threshold, today 0.18 VWC, 7d avg 0.20)
All conditions met (soil 65°F, sustained 7/7 days above threshold, today 0.18 VWC, 7d avg 0.20)
All conditions met (soil 65°F, sustained 7/7 days above threshold, today 0.18 VWC, 7d avg 0.20)
All conditions met (soil 65°F, sustained 7/7 days above threshold, today 0.18 VWC, 7d avg 0.20)
All conditions met (soil 65°F, sustained 7/7 days above threshold, today 0.18 VWC, 7d avg 0.20)
All conditions met (soil 65°F, sustained 7/7 days above threshold, today 0.18 VWC, 7d avg 0.20)
All conditions met (soil 65°F, sustained 7/7 days above threshold, today 0.18 VWC, 7d avg 0.20)
All conditions met (soil 65°F, sustained 7/7 days above threshold, today 0.18 VWC, 7d avg 0.20)
All conditions met (soil 65°F, sustained 7/7 days above threshold, today 0.18 VWC, 7d avg 0.20)
All conditions met (soil 65°F, sustained 7/7 days above threshold, today 0.18 VWC, 7d avg 0.20)
All conditions met (soil 65°F, sustained 7/7 days above threshold, today 0.18 VWC, 7d avg 0.20)
All conditions met (soil 65°F, sustained 7/7 days above threshold, today 0.18 VWC, 7d avg 0.20)
All conditions met (soil 65°F, sustained 7/7 days above threshold, today 0.18 VWC, 7d avg 0.20)
All conditions met (soil 65°F, sustained 7/7 days above threshold, today 0.18 VWC, 7d avg 0.20)
All conditions met (soil 65°F, sustained 7/7 days above threshold, today 0.18 VWC, 7d avg 0.20)
All conditions met (soil 65°F, sustained 7/7 days above threshold, today 0.18 VWC, 7d avg 0.20)
All conditions met (soil 65°F, sustained 7/7 days above threshold, today 0.18 VWC, 7d avg 0.20)
All conditions met (soil 65°F, sustained 7/7 days above threshold, today 0.18 VWC, 7d avg 0.20)
All conditions met (soil 65°F, sustained 7/7 days above threshold, today 0.18 VWC, 7d avg 0.20)
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.