Grand Canyon, Sedona, Superstition Wilderness, San Francisco Peaks
🌡️ Heat Season Active. Desert trails 90°F+ during midday. Start before 8am, carry 1L water/hour, plan exit before noon. Extreme heat (107°F+) blocks high-desert routes.
😐
Smoke · Arizona Region
70AQI · Moderate
🌅
38
Mor
☀️
40
Aft
🌆
64
Eve
🌙
46
Nig
🌤️
Best Smoke Window
8AM–11AM · AQI 38
Good conditions — ideal for hiking, paddling, climbing
⛰️
Valley trail — cold air pooling can increase AQI by 20–40% in early morning. Consider starting after 10 AM for best air quality.
Smoke forecasts are probabilistic — actual AQI can spike without warning ·
Methodology
⚠️ Trail conditions are estimates from nearby weather stations, SNOTEL snowpack, and USGS stream data. Actual on-trail conditions may differ significantly from forecasts — especially at higher elevations, in shaded canyons, or after recent precipitation. These scores are advisory only. PeakScout forecasts do not replace official NWS forecasts or agency advisories. Always check current conditions with the managing agency before your trip.
Road condition data sourced from AZ 511 (ADOT). Verify before travel — especially for seasonal mountain passes. Conditions can change rapidly with weather.
AZ-64 — Grand Canyon South Rim
Williams to Grand Canyon South Rim Village
● Open
US-89A — Sedona / Oak Creek
Flagstaff to Sedona via Oak Creek Canyon
● Open
AZ-89 — Flagstaff Peaks Access
Flagstaff to Kendrick Park — San Francisco Peaks trailhead
● Open
US-60 — Superstition Wilderness
Mesa to Superior — Lost Dutchman SP + Superstitions
● Open
AZ-260 — Mogollon Rim
Payson to Show Low along the Mogollon Rim (7,500 ft)
● Open
AZ-67 — Grand Canyon North Rim
Jacob Lake to North Rim (seasonal — usually May–Nov)
Data attribution: Trail conditions estimated from NOAA/NWS, SNOTEL (NRCS), USGS stream gauges, and Open-Meteo weather API.
Avalanche forecasts via avalanche.org regional center network.
Road conditions from AZ 511 (ADOT).
Conditions are estimates. PeakScout is not responsible for decisions made based on this data.
Mountain IQ scores are algorithmic — they do not replace on-the-ground judgment.
No "safe" guarantee is implied. Every trail requires personal risk assessment.