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

Good morning.

Search and rescue operations are underway across central and southwest Mississippi after a tornado emergency was declared Wednesday evening for Brookhaven, Bude, Meadville, McCall Creek and Bog Chitto.

The National Weather Service in Jackson confirmed a large destructive tornado near Meadville, moving east at 50 mph.

Multiple homes are destroyed, residents are reported trapped and Governor Tate Reeves says the State Emergency Management Agency is coordinating response with local emergency managers.

More than 19,000 customers were without power across Mississippi early Thursday, with the heaviest damage reported in Lincoln, Lamar, Franklin and Kemper counties.

Individual assistance applications remain open through June 10.

Separately, NFC's May 6 Incident Management Situation Report counts 17 large fires being suppressed nationally, one new large fire and just under 1.88 million acres burned year to date.

The U.S. geological Survey says episode 46 of the ongoing Halemaumau eruption at Kilauea ended at 5:22pm HST on May 5 and the Hawaiian Volcano Observatory has lowered the alert level for the volcano from watch to advisory and the aviation color code from orange to yellow lets run through the states.

Alabama A tornado watch remained in effect for much of north and Central Alabama until 11pm Wednesday as the same supercell complex producing tornado emergencies in Mississippi pushed east.

The Alabama Emergency Management Agency continues an all mode severe weather posture into Thursday with damaging wind, hail, tornadoes and localized flash flooding all on the table.

Severe thunderstorm warnings were issued late Wednesday for Marengo and Sumter counties with reports of 60 mile per hour gusts and quarter size hail near Demopolis, Cal.

Fire responded to the general fire on May 6th.

A four fire complex in the same area that initially triggered evacuation orders before forward progress was stopped.

Evacuation orders have since been lifted, but residents are advised to remain alert.

Governor Gavin Newsom proclaimed May 3 through 9 as wildfire preparedness Week.

Separately, the San Diego Community College District remains in active recovery from what its chancellor calls the largest cyber attack in district history, affecting more than 90,000 students.

Officials say no personal information was accessed and no ransom demand has been received.

Colorado A heavy, wet, late season snowstorm hammered the front range through May 5 and 6.

Xcel Energy reported as many as 52,000 customers without power Wednesday morning, with Boulder and Jefferson counties hardest hit at roughly 17,000 and 14,000 outages, respectively.

Estes park reported more than 30 inches of snow.

Denver International Airport saw 35 cancellations and more than 440 delays as of late Wednesday afternoon.

Travel advisories and shelter activations were in place across multiple metro counties.

Evacuation areas remain in place near Henry Beck park and west of County Road 326, with one outbuilding lost and no homes destroyed.

The Sargent Fire in the national forests in Florida is smoldering with railroad infrastructure threatened per the May 6 IMSR drought and elevated fire.

Weather conditions persist statewide.

Hawaii Episode 46 of the Halemaumau eruption at Kilauea ended abruptly at 5:22pm HST on May 5 after about nine hours of continuous lava fountaining from the north vent.

The Hawaiian Volcano Observatory has lowered the volcano alert level from watch to advisory and the aviation color code from orange to yellow tephra up to 6 inches in diameter fell along Highway 11 between mile markers 30 and 34 outside the closed area of Hawaii Volcanoes national park, with fine ash and Pele's hair reported as far as Mountain View, Louisiana the National Weather Service in New Orleans issued a tornado warning Wednesday evening for central Concordia and southwestern Catahoula parishes after a severe thunderstorm capable of producing a tornado was tracked near Lartow moving east at 40 mph.

Damaging winds, large hail and isolated tornadoes were the primary concerns across the state ahead of and behind the line associated with the Mississippi tornado emergencies.

Michigan the Great Lakes Water Authority issued a precautionary boil water advisory on May 6 for parts of Rochester Hills and Oakland Township after water pressure dropped below 20 psi around 11am due to a suspected leak.

Residents are directed to bring water to a rolling boil for one minute or use bottled water until bacteriological samples confirm the supply meets state drinking water standards.

Mississippi A tornado emergency was declared by the National Weather Service in Jackson Wednesday evening for Brookhaven, Bude, Meadville, McCall Creek and Bogue Chitto, citing a particularly dangerous situation.

A second warning followed for northeastern Lincoln, Lawrence and western Jefferson Davis counties after a confirmed large tornado near Enterprise.

Damage reports include destroyed homes near Garden City in Franklin county, structural damage in bude, debris blocking U.S. 84 near Interstate 55 in Brookhaven and a child reported missing during the storms.

Governor Reeves says the Mississippi Emergency Management Agency is coordinating search and rescue with local emergency managers.

More than 19,000 customers were without power statewide early Thursday.

Nevada an active aftershock sequence continues following the April 13 magnitude 5.7 earthquake near Silver Springs.

The U.S. geological Survey and Nevada Seismological Laboratory have logged hundreds of smaller events, including a magnitude 4.95 quake 18.5 miles southwest of Fallon and a magnitude 4.8 north of Yerington.

Residents in Silver Springs continue to report frequent felt shaking.

Northern Nevada Utilities and emergency managers should expect ongoing minor aftershocks for weeks.

Oklahoma the Hog Farm fire in Woodward county is reported at 500 acres and 30% contained, located about 22 miles southeast of Woodward.

The May 6th IMSR notes active fire behavior with running, flanking and spotting in grass and hardwood litter fuels and continued threats to residences.

Oklahoma Forestry services and local cooperators are assigned.

Eligible applicants should contact the Washington Emergency management division at assist.publicyl.wa.gov to submit a request for public assistance.

The FEMA Individual Assistance application deadline remains June 10.

A disaster recovery center opened in Pacific county on May 5 to support survivors.

All other states and territories have no significant updates in the last 24 hours.

That wraps today's EM Morning Brief.

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