(TLP:CLEAR) Supplemental General Security & Resilience Highlights – October 23, 2025

The following posts are useful for general awareness of current physical security threats, natural disaster resilience, preparedness resources, mitigation guidance, and other security-related news or updates. These resources have been curated by the WaterISAC analyst team as items of broad relevance and benefit that do not need supplemental analysis at this time.

Natural Hazards/Climate Change

• Tropical Storm Melissa now forecast to become major hurricane as it trends toward a concerning track – ABC 6
• Storms to bring severe weather, flooding threat from Texas to Missouri and Arkansas – AccuWeather
• Inland communities are increasingly vulnerable to rainfall from tropical systems – Yale Climate Connections
• Warmer, Thirstier Air Worsens Drought – Climate Central
• From drought to deluge: WMO report highlights increasingly erratic water cycle – WMO
• Measles Outbreaks in the United States Hit Highest Point in Decades – Security Management Magazine
• LA fires and 13 other disasters cost the U.S. over $100 billion, estimates show – USA Today

Operational Resilience

• Bridging the Cyber-Physical Divide: Rethinking Preparedness in a Connected World – Homeland Security Today
• The Importance of Planning, Communication, and Dignity in Employee Terminations – Security Management Magazine
• How AI can improve storm surge forecasts to help save lives – Conversation
• Smart dams: Water infrastructure in the age of AI – Smart Water Management
• NERC president warns of ‘five-alarm fire’ for grid reliability – Utility Dive
• MI5 operating in new era of terror and state threats, says chief – BBC
• Wind turbine ‘completely destroyed’ after arson attack in Northern Ireland – Belfast Telegraph
• Polish authorities detain 8 in suspected sabotage plot, says Tusk– ABC News

Extremism/Terrorism

• Gaza Man Arrested for Alleged Involvement in October 7, 2023 Terrorist Attacks – DOJ
• Three neo-Nazis who plotted terrorist attacks on mosques and synagogues jailed – Sky News
• Man Attempting to Make Sub-Machine Gun Using 3D Printer Guilty of Terrorism Offences, UK Met Reports – Homeland Security Today
• Western intelligence agencies eye neo-fascist fight clubs: ‘an international white supremacist movement’ – Guardian
• Justice Department brings first terrorism case tied to its Antifa crackdown – CNN