Recent National Weather Service forecasts and observed conditions at Black Rock City point to a peak daytime high of 88°F early in the August 30–September 7 window, with subsequent days trending cooler in the low-to-mid 80s amid moderating high pressure and increasing onshore flow. This aligns with climatological norms for early September in the Black Rock Desert, where average highs fall from near 90°F in late August toward the mid-80s as seasonal cooling begins. Model consensus shows limited potential for late-week heat spikes, supporting the strong market-implied probability for an 87–88°F maximum. A sustained ridge building over the Great Basin or slower-than-expected marine layer intrusion could still push readings above 90°F before event closeout.