Climate news on August 25, 2026

1. 0110:30 UTC

   Late-August heat wave puts over 80 million under extreme heat warnings; highs above 100°F

   3 outlets · first: ksmu.org Extreme weather

   Machine summary A late-August heat dome is putting more than 80 million people under extreme heat warnings, with daytime highs above 100°F and nights that offer little relief.

   1. The National Weather Service says that over 80 million people are covered by either an Extreme Heat Warning or a Heat Advisory throughout the week.
   2. Forecasters called the heat dome a "steamy air-mass even by mid-to-late August standards."
   3. Nighttime temperatures will not cool down, increasing the risk of heat-related illness due to little overnight relief.
   4. Parts of Arizona and New Mexico could break heat records as the heat expands into the Southwest by mid-week.
   5. Scientists are increasingly able to make and quantify the connection between this heat wave and climate change.

   Reported by ksmu.org, NPR and kwit.org.

   • National Weather Service
   • NPR

2. 0212:00 UTC

   EU sends support to Serbia as wildfires intensify

   2 outlets · first: Rttnews Extreme weather

   Machine summary Satellite mapping support from the EU's Copernicus Emergency Management Service had been activated earlier in the month, it said.

   1. According to rttnews.com, more than 3,500 hectares have been impacted in the Deliblato Sands Special Nature Reserve.
   2. Serbia activated the EU Civil Protection Mechanism last week, requesting European support, rttnews.com reported.
   3. Rttnews.com reported that a liaison officer arrived in Serbia to facilitate coordination between Serbian authorities, the EU Emergency Response Coordination Centre and deployed teams.
   4. The EU's Copernicus Emergency Management Service was activated earlier this month, providing satellite mapping and analysis, rttnews.com reported.

   Reported by Rttnews and finanznachrichten.de.

   • Serbia
   • Copernicus Emergency Management Service
   • Deliblato Sands Special Nature Reserve

3. 0312:01 UTC

   ACT-ion appoints Mark McGough as CEO.

   2 outlets · first: financialcontent.com Renewable energy

   Machine summary ACT-ion appointed Mark McGough as CEO. ACT-ion appointed Mark McGough as chief executive officer.

   1. ACT-ion Battery Technologies, Inc., a Dallas-based advanced battery materials company, appointed Mark McGough as CEO effective August 25, 2026.
   2. Founder and former CEO Jin Lim transitioned to Chief Technology Officer, continuing to lead technology development, manufacturing process scale-up, and product innovation.
   3. McGough stated that cathode materials represent over one-half the material cost of lithium batteries and called ACT-ion's production process a game-changer.

   Reported by financialcontent.com and The Manila Times.

   • ACT-ion Battery Technologies, Inc.

4. 0409:15 UTC

   Indonesians pray for rain as wildfires burn forests and peatland

   2 outlets · first: kmuw.org Extreme weather

   Machine summary Authorities in Indonesia's South Sumatra held a public Islamic prayer for rain on Tuesday as fires burned forests and peatland in central and western regions, according to reports.

   1. South Sumatra Gov. Herman Deru said before the prayer that "we have done everything we can and worked closely with all relevant parties" and that "as people of faith, we are also praying to God to send rain so that life can return to normal."

   Reported by kmuw.org and newdelhitimes.com.

   • South Sumatra

Each summary and its key facts are a machine summary of the reports linked under it; the outlets, times and counts come from those reports' own records. How a rundown is built.