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1,000–2,300 ft · PA🚗 Directions
Allegheny NF in northwest Pennsylvania. Northern hardwood forest with black cherry, sugar maple, beech, hemlock, and tulip poplar. Some of the largest stands of old-growth hardwood in the eastern US. Morels fruit in tulip poplar stands and along stream corridors. Elk habitat overlap in the Elk State Forest to the east.
Updated May 29, 4:12 AM MT
**Tier A is locked by the three high-viability species—Spring King Bolete, Red-Belted Conk, and False Morel—which have all cleared sustained soil warmth thresholds and moisture baseline.** The broad moderate tier signals that the forest floor is awakening across dozens of taxa, but you're in that narrow transition window where mycelium has activated but fruiting bodies haven't yet fleshed out en masse. Moisture has been adequate (sustained 0.27 VWC avg), but desiccation risk is flagged as high, meaning warm days without rain will rapidly suppress the moderate-viability flush. The play here is to work the perennials and early-spring species *now*—target deadfall for Red-Belted Conk and birches for Birch Polypore; hunt ash and hickory for False Morels in drainage corridors where soil stays coolest. Expect the moderate-tier species to flesh in within 5–7 days if we dodge a dry spell; watch for rapid poster-up of Wine Cap, Dryad's Saddle, and Fairy Ring once soil holds 55°F consistently for 6+ consecutive days. The limiting factor is soil moisture retention—any stretch above 70°F without rain will tank the flush hard. **Hot tip:** Scout north-facing slopes and ravine heads *today*—cooler microclimates will keep soil moisture locked in longer and give you a 2–3 day head start on the rest of the forest.
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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Allegheny 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.
1.58"
PRISM 4km · thru 05-27
Precip 14d
Observed precipitation from PRISM 4km gridded analysis, sampled at the region centroid through 2026-05-27. Used when no SNOTEL/SCAN station is mapped to this region.1.90"
PRISM 4km · thru 05-27
Soil Temp
55°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 warming up (55°F today, only 4/7 days above threshold — mycelium activating, primordia not yet established), today 0.23 VWC, 7d avg 0.27 — moisture sustained
soil warming up (55°F today, only 4/7 days above threshold — mycelium activating, primordia not yet established), today 0.23 VWC, 7d avg 0.27 — moisture sustained
soil warming up (55°F today, only 4/7 days above threshold — mycelium activating, primordia not yet established), today 0.23 VWC, 7d avg 0.27 — moisture sustained
soil warming up (55°F today, only 4/7 days above threshold — mycelium activating, primordia not yet established), today 0.23 VWC, 7d avg 0.27 — moisture sustained
soil warming up (55°F today, only 4/7 days above threshold — mycelium activating, primordia not yet established), today 0.23 VWC, 7d avg 0.27 — moisture sustained
soil warming up (55°F today, only 4/7 days above threshold — mycelium activating, primordia not yet established), today 0.23 VWC, 7d avg 0.27 — moisture sustained
soil temp marginal (55°F vs 58°F min, 3/7 days above), today 0.23 VWC, 7d avg 0.27 — moisture sustained
soil warming up (55°F today, only 4/7 days above threshold — mycelium activating, primordia not yet established), today 0.23 VWC, 7d avg 0.27 — moisture sustained
soil warming up (55°F today, only 4/7 days above threshold — mycelium activating, primordia not yet established), today 0.23 VWC, 7d avg 0.27 — moisture sustained
soil warming up (55°F today, only 4/7 days above threshold — mycelium activating, primordia not yet established), today 0.23 VWC, 7d avg 0.27 — moisture sustained
soil warming up (55°F today, only 4/7 days above threshold — mycelium activating, primordia not yet established), today 0.23 VWC, 7d avg 0.27 — moisture sustained
All conditions met (soil 55°F, sustained 6/7 days above threshold, today 0.23 VWC, 7d avg 0.27 — moisture sustained)
soil warming up (55°F today, only 4/7 days above threshold — mycelium activating, primordia not yet established), today 0.23 VWC, 7d avg 0.27 — moisture sustained
soil warming up (55°F today, only 4/7 days above threshold — mycelium activating, primordia not yet established), today 0.23 VWC, 7d avg 0.27 — moisture sustained
soil warming up (55°F today, only 4/7 days above threshold — mycelium activating, primordia not yet established), today 0.23 VWC, 7d avg 0.27 — moisture sustained
All conditions met (soil 55°F, sustained 6/7 days above threshold, today 0.23 VWC, 7d avg 0.27 — moisture sustained)
soil warming up (55°F today, only 4/7 days above threshold — mycelium activating, primordia not yet established), today 0.23 VWC, 7d avg 0.27 — moisture sustained
soil warming up (55°F today, only 4/7 days above threshold — mycelium activating, primordia not yet established), today 0.23 VWC, 7d avg 0.27 — moisture sustained
soil warming up (55°F today, only 4/7 days above threshold — mycelium activating, primordia not yet established), today 0.23 VWC, 7d avg 0.27 — moisture sustained
soil warming up (55°F today, only 4/7 days above threshold — mycelium activating, primordia not yet established), today 0.23 VWC, 7d avg 0.27 — moisture sustained
soil warming up (55°F today, only 4/7 days above threshold — mycelium activating, primordia not yet established), today 0.23 VWC, 7d avg 0.27 — moisture sustained
soil warming up (55°F today, only 4/7 days above threshold — mycelium activating, primordia not yet established), today 0.23 VWC, 7d avg 0.27 — moisture sustained
soil warming up (55°F today, only 4/7 days above threshold — mycelium activating, primordia not yet established), today 0.23 VWC, 7d avg 0.27 — moisture sustained
soil warming up (55°F today, only 4/7 days above threshold — mycelium activating, primordia not yet established), today 0.23 VWC, 7d avg 0.27 — moisture sustained
soil warming up (55°F today, only 4/7 days above threshold — mycelium activating, primordia not yet established), today 0.23 VWC, 7d avg 0.27 — moisture sustained
soil warming up (55°F today, only 4/7 days above threshold — mycelium activating, primordia not yet established), today 0.23 VWC, 7d avg 0.27 — moisture sustained
soil warming up (55°F today, only 4/7 days above threshold — mycelium activating, primordia not yet established), today 0.23 VWC, 7d avg 0.27 — moisture sustained
soil warming up (55°F today, only 4/7 days above threshold — mycelium activating, primordia not yet established), today 0.23 VWC, 7d avg 0.27 — moisture sustained
All conditions met (soil 55°F, sustained 6/7 days above threshold, today 0.23 VWC, 7d avg 0.27 — moisture sustained)
soil warming up (55°F today, only 4/7 days above threshold — mycelium activating, primordia not yet established), today 0.23 VWC, 7d avg 0.27 — moisture sustained
soil warming up (55°F today, only 4/7 days above threshold — mycelium activating, primordia not yet established), today 0.23 VWC, 7d avg 0.27 — moisture sustained
soil warming up (55°F today, only 4/7 days above threshold — mycelium activating, primordia not yet established), today 0.23 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.