(TLP:CLEAR) Supplemental General Security & Resilience Highlights – April 16, 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

• Severe storms and flooding continue, widespread severe threat expected late week – AccuWeather
• Tornadoes, huge hail tear through Wisconsin and Iowa as multi-day severe storm threat continues – ABC 6
• Severe storms and tornadoes damage communities from Plains to Midwest – NBC News
• More than 150 records poised to be broken as spring heat bakes nearly 30 million people the East – Fox Weather
• Typhoon flipped over cars and ripped away roofs on U.S. islands in the Pacific Ocean – NPR
• New research shows how forests can prevent floods of all sizes – Conversation
• Assessing the U.S. Temperature and Precipitation Analysis in March 2026 – NOAA
• National Hurricane Center to issue new forecast cone graphics for 2026 hurricane season – NOAA

Operational Resilience

• EPA recognizes 48 water infrastructure projects funded through SRF programs – WaterWorld Magazine
• Iran war impacts on oil prices spiked construction stress, increased abandonments – Utility Dive Magazine
• How to Secure the Modern Warehouse – Security Management Magazine
• FAA and DOW Sign Safety Agreement to Protect Southern Border Using High-Energy Laser Counter-Drone Systems – Homeland Security Today
• Radiological Emergency Preparedness for All-Hazards and Transportation Incidents – Domestic Preparedness
• Man convicted after derailing train in Bennet, posting viral video online – KOLN (Nebraska)

Extremism/Terrorism

• White Supremacist Pleads Guilty to Arson and Attempting to Provide Support to a Foreign Terrorist Organization – Homeland Security Today
• Brooklyn activist pleads guilty to setting fire to 11 NYPD vehicles – NBC New York
• Teen tried to buy gun for terrorist attack, court told – BBC News
• Suspect in attack at Sam Altman’s house aimed to kill OpenAI CEO, warned of humanity’s extinction from AI – CNBC
• Data Centers Now the Target of Anti-Tech Extremists Globally – GW Program on Extremism
• Extremist Content Online: Pro-ISIS Groups Release Guides for Building and Weaponizing Drones; ISIS-K-Linked Al Azaim Media Releases New Monero Donation Address; Two Members of U.S. and British White Supremacist Youth Clubs Meet in the UK– Counter Extremism Project