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EM Morning Brief
Midwest severe weather outbreak knocks out power for 390,000; CISA adds three exploited vulnerabilities
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Midwest severe weather outbreak knocks out power for 390,000; CISA adds three exploited vulnerabilities

EMN Morning Brief: June 11, 2026

A multi-day severe weather outbreak dominates today’s brief, with an Enhanced Risk across the Upper Mississippi Valley and Great Lakes, more than a dozen tornado reports, and roughly 390,000 customers without power from Illinois to Michigan. We also cover CISA’s latest Known Exploited Vulnerabilities additions, the National Hurricane Center’s watch on the Bay of Campeche, the national wildfire picture, and FEMA’s June 14 assistance deadline for Maui and Honolulu counties. 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

Severe weather: An Enhanced Risk covers the Upper Mississippi Valley, Midwest, and Great Lakes on June 11, with strong tornadoes, large hail, and 75 mph winds expected through the day.

Lifelines: About 390,000 customers are without power across the region, concentrated in Illinois and Michigan, plus more than a thousand Chicago-area flight disruptions.

Cyber: CISA added three exploited vulnerabilities on June 9 affecting Arista EOS, Chromium V8, and Cisco Catalyst SD-WAN Manager, with required federal remediation.

Tropics: The National Hurricane Center is watching the Bay of Campeche for possible development Friday, with no current US threat.

Recovery: June 14 is the FEMA Individual Assistance and SBA loan deadline for Maui and Honolulu counties, Hawaii.

Sponsors

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Sources

Severe Weather

SPC Day 1 Convective Outlook: Storm Prediction Center Enhanced Risk and tornado threat for June 11

The Watchers: Enhanced Risk issued for strong tornadoes, giant hail, and damaging winds across the Midwest and Great Lakes

Weather.com Live Updates: Upper Midwest and Central Plains severe weather threat, PDS tornado warning details

NWS Active Alerts: National Weather Service active watches and warnings

Power Outages

WDBO: Hundreds of thousands without power after Midwest storms, about 390,000 regional outages

PowerOutage.us Illinois: Live Illinois outage tracker

PowerOutage.us Michigan: Live Michigan outage tracker

CISA

CISA Alert, June 9, 2026: Three vulnerabilities added to the Known Exploited Vulnerabilities Catalog

Tropics

National Hurricane Center: June 11 Tropical Weather Outlook, Bay of Campeche monitoring

Wildfire

NIFC Situation Report: Incident Management Situation Report, June 10, 2026

NIFC National Fire News: National large fire and preparedness level summary

FEMA

FEMA Press Release: Deadline to apply for FEMA assistance extended to June 14 for Maui and Honolulu counties, Hawaii

Hawaii

FEMA Press Release: June 14 Individual Assistance and SBA loan deadline, March Kona Low flooding

Illinois

CBS Chicago: Storm damage and power outages across the Chicago area, ComEd response

Chicago Sun-Times: Severe storms and tornado warnings across the Chicago region

Indiana

Prism News: Severe storms across Illinois, Wisconsin, and Michigan, NIPSCO outages

Iowa

ABC7 News: Tornadoes and hail across Iowa and Wisconsin, multi-day storm threat

KCRG Weather Alerts: Eastern Iowa active alerts

Kansas

Weather.com Live Updates: Central Plains tornado reports during the June 10 round

Michigan

CBS Detroit: More than 100,000 customers without power amid severe storms in Michigan

WNEM: Line of storms causing power outages across mid-Michigan

Minnesota

Star Tribune: Tens of thousands without power after Minnesota storms

KARE 11: Thousands of Minnesotans without power after overnight storms

Missouri

ABC7 News: Northern Missouri tornado reports and PDS warning

Wisconsin

WMTV 15 News: Thousands of Madison Gas and Electric and Alliant Energy customers without power in southern Wisconsin

News 8000: Tornado outbreak strikes the central US

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