(TLP:CLEAR) Supplemental General Security & Resilience Highlights – February 26, 2026

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

• Arctic surge to fuel early-week storm with snow and ice for Midwest, Northeast – AccuWeather
• More than 600,000 homes and businesses without power as 32 inches of snow falls on US east coast – BBC News
• What is a nor’easter and a bomb cyclone? How major East Coast winter storms form – Fox 5
• Tornado season: What forecasters expect for severe weather in 2026 – AccuWeather
• Study Finds Warming World Increases Days When Weather Is Prone to Fires – Insurance Journal
• Severe flooding – in central Australia? How a vast humid air mass could soak the desert – Conversation
• Dramatic changes in upper atmosphere are responsible for recent droughts and bushfires: new research – Conversation

Operational Resilience

• U.S. Geological Service releases new user’s guide to updated hydrographic framework – Smart Water Magazine
• Opposing viewpoints: what the Colorado River water allocation debate is about, and who has piped up – Water World Magazine
• Tackling The Trillion-Gallon Problem: Water Loss Reduction Initiatives Benefit Utilities And Consumers Alike – Water Online
• When the Water Recedes, the Work Begins: A Somerset County Case Study – Domestic Preparedness
• DOE ‘emergency’ power plant orders help grid reliability: NERC official – Utility Dive
• AI’s electricity boom is redrawing the U.S. water map – Smart Water Magazine
• Why coping with heavy rain in Scotland’s whisky country shows how to save water for the summer – Conversation
• Why National Unmanned Aircraft System Policy Must Lead with Integration – Not Interception – Homeland Security Today
• Nerd Out EP 67. Mexico, Iran, Extremists and Knights – Gate 15

Extremism/Terrorism

• Pennsylvania man accused of assaulting SoCal girl as part of extremist online group – ABC 7
• Weapons‑making couple jailed for stockpiling firearms, explosives and extremist material – Crown Prosecution Service
• ISIS teaching recruits how to use AI ‘responsibly’ – Politico
• Voice Of Khurasan: Inside Islamic State Khurasan Province’s English Language Magazine –  International Centre for Counter-Terrorism
• Assessing Developments in Anti-Technological Extremism with AI Data Centers – National Interest
• Extremist Content Online: Propaganda Group Linked to ISIS Pakistan Province Releases New English Language Web Magazine Calling for Violence; Under-18 White Supremacist Youth Club Movement Recruits via Substack – Counter Extremism Project