On today’s brief: search and rescue is underway across central and southwest Mississippi after a Wednesday-evening tornado emergency for Brookhaven, Bude, and Bogue Chitto, with the governor coordinating state response. CISA adds CVE-2026-0300 in Palo Alto Networks PAN-OS to the Known Exploited Vulnerabilities catalog. FEMA’s Public Assistance application deadline lands today for Washington local governments and private nonprofits affected by the December 2025 storms. NIFC’s May 6 IMSR shows 17 large fires nationally, including the Cow Creek Fire in Florida and the Hog Farm Fire in Oklahoma. The U.S. Geological Survey reports Episode 46 of the Halemaumau eruption at Kilauea has ended and the alert level is lowered to Advisory. State updates cover Alabama, California, Colorado, Florida, Hawaii, Louisiana, Michigan, Mississippi, Nevada, Oklahoma, and Washington. EM Morning Brief is your concise daily update on national and state-by-state emergency management news. Produced by Sitch Radio, an EOC Voices podcast.
Key Takeaways
• Mississippi tornado emergency: Confirmed large tornadoes hit Brookhaven, Bude, Meadville, and Franklin County Wednesday evening with destroyed homes, trapped residents, and 19,000-plus power outages; MEMA is coordinating search and rescue with locals.
• CISA KEV addition: CVE-2026-0300 (Palo Alto Networks PAN-OS, User-ID Auth Portal) added May 6 with active exploitation and unauth root RCE risk; federal civilian agencies must remediate per BOD 22-01.
• Washington FEMA deadline (today): May 7 is the last day for Washington local governments and private nonprofits to apply for FEMA Public Assistance under DR-4906 for the December 2025 storms.
• Kilauea Episode 46 ends: HVO lowered the Volcano Alert Level to Advisory and aviation color code to Yellow after lava fountaining ended at 5:22 p.m. HST May 5; tephra fell along Highway 11 outside the closed park area.
• NIFC posture: 17 large fires being suppressed nationally; the Cow Creek Fire (Florida) is near 50% contained at about 2,400 acres, and the Hog Farm Fire (Oklahoma) is 30% contained at 500 acres with residences threatened.
• Front Range snowstorm: Up to 52,000 customers without power across the Colorado Front Range Wednesday; Estes Park reported 30-plus inches; DIA had 35 cancellations and more than 440 delays.
• Iranian APT activity (CISA AA26-097A): Operators of internet-facing Rockwell Automation/Allen-Bradley PLCs in water, energy, and government sectors should review the joint advisory and apply mitigations.
• Higher-ed cyber incidents: San Diego Community College District continues recovery from a sophisticated cyberattack; Instructure (Canvas) confirms a breach with ShinyHunters claiming 3.65 TB of data exposure across thousands of institutions.
• Nevada aftershocks: The April 13 M5.7 Silver Springs sequence remains active with M4.95 near Fallon and M4.8 near Yerington; expect ongoing felt aftershocks for weeks.
• Michigan boil water advisory: Precautionary advisory in parts of Rochester Hills and Oakland Township after a pressure drop below 20 PSI; boil for one minute or use bottled water until samples clear.
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Sources
CISA
• CISA KEV add (May 6, 2026): CISA adds CVE-2026-0300 (Palo Alto Networks PAN-OS) to the Known Exploited Vulnerabilities catalog
• CISA Known Exploited Vulnerabilities Catalog: Living catalog and BOD 22-01 remediation requirements for federal civilian agencies
• CISA AA26-097A: Joint advisory on Iranian-affiliated APT activity targeting Rockwell Automation/Allen-Bradley PLCs across U.S. critical infrastructure
FEMA
• FEMA news release (May 6, 2026): May 7 deadline for Washington local governments and private nonprofits to apply for FEMA Public Assistance
• FEMA disaster page DR-4906: Washington Severe Storms, Straight-line Winds, Flooding, Landslides, and Mudslides
• Federal Register (May 6, 2026): Notices of Emergency and Major Disaster Declarations and Related Amendments
NIFC and Wildland Fire
• NIFC IMSR (May 6, 2026): National Incident Management Situation Report, 17 large fires, 1 new, 1.88M acres YTD
• NIFC National Fire News: Daily incident summaries and resource posture
USGS
• USGS HVO notice (May 5, 2026): Episode 46 of the Halemaumau eruption ends; alert lowered to Advisory and aviation code to Yellow
• USGS Kilauea Volcano Updates: Hawaiian Volcano Observatory updates and notices
NOAA, NWS, and SPC
• SPC Day 2 Convective Outlook (May 6, 2026): Storm Prediction Center forecast covering severe risk across the Mississippi and Tennessee Valleys
• NWS Active Alerts: National Weather Service active warnings, watches, and advisories
• NHC Atlantic Tropical Outlook: Routine outlooks resume May 15 ahead of the June 1 Atlantic season start
Alabama
• Alabama EMA: Severe Threat Continues into Thursday, all-modes posture
• NWS Birmingham: Forecast office serving central Alabama
California
• CAL FIRE General Fire incident page: Four-fire complex on May 6, evacuations later lifted
• Office of Governor Newsom: Wildfire Preparedness Week proclamation, May 3 to 9, 2026
• Times of San Diego: San Diego Community College District cyberattack response
Colorado
• CPR News (May 6, 2026): Spring snowstorm brings slick roads and Front Range power outages
• 9News (May 6, 2026): Thousands without power as wet snow downs trees and lines
Florida
• Levy County Cow Creek Fire update: 352today report on Cow Creek Fire growth, road closures, and evacuations
• Chronicle Online: Cow Creek Fire reaches roughly 2,400 acres with improving containment
Hawaii
• USGS HVO notice (May 5, 2026): Episode 46 ends at 5:22 p.m. HST; Volcano Alert Level lowered to Advisory
Louisiana
• NWS New Orleans (Tornado Warning): Tornado warning for Concordia and Catahoula parishes, May 6
• NWS WWA Tornado Warning summary: Live national tornado warning summary feed
Michigan
• ClickOnDetroit (May 6, 2026): Boil water advisory issued for parts of Rochester Hills and Oakland Township
• Oakland County Times: Local coverage of the Rochester Hills and Oakland Township advisory
Mississippi
• NWS Jackson tornado emergency (X): Tornado emergency for Brookhaven, Bude, and Bogue Chitto until 8:15 p.m. CDT May 6
• WAFB (May 7, 2026): Large, violent tornado triggers Tornado Emergency, reports of trapped residents
• WBRZ: Governor Reeves on multiple tornadoes across central and west Mississippi
Nevada
• 2News Reno: Magnitude 4.95 earthquake near Fallon rattles parts of northern Nevada
• USGS Latest Earthquakes: Real-time USGS feed for Nevada and the Western U.S.
Oklahoma
• Oklahoma Department of Agriculture Fire Situation Report: Latest state fire situation report covering Hog Farm and other incidents
• NIFC IMSR (May 6, 2026): Hog Farm Fire status: 500 acres, 30 percent contained, residences threatened
Washington
• FEMA news release (May 6, 2026): May 7 Public Assistance application deadline for Washington December storms
• FEMA DR-4906 (Washington): Disaster declaration page for the December 2025 storms and flooding
Travel Advisories
• U.S. Department of State Travel Advisories: Most recent advisory updates, including Bolivia Level 2 (Chapare Province Do Not Travel) updated April 28
Cyber and Public Health
• TechCrunch: Hackers steal student data during breach at Instructure (Canvas)
• BleepingComputer: Instructure confirms data breach; ShinyHunters claims attack
• CDC HAN archive: Health Alert Network notices, including the April 2026 medetomidine in illicit fentanyl advisory
