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Today’s Emergency Brief: Iranian Cyber Risks, National Firefighting Efforts, Severe Weather, Water Advisories, and Kilauea
Episode 1448th April 2026 • EM Morning Brief • Brian Colburn
00:00:00 00:06:31

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Today’s emergency brief takes you through the biggest safety and emergency updates making news right now. We start with a troubling cybersecurity alert involving Iranian-affiliated threat actors and growing concerns about attacks on critical infrastructure.

From there, we check in on wildfire activity across the country and the efforts underway to contain dangerous blazes. We also discuss rising tensions in the Middle East, including a Shelter in Place advisory issued for U.S. citizens in Bahrain.

We wrap up with the latest on Kilauea in Hawaii, severe weather building across the Southern Plains, and other urgent public safety developments, including water advisories. It’s a clear, concise roundup of the risks, response efforts, and evolving situations you should know about.

Takeaways:

  • CISA has issued a critical advisory regarding Iranian threat actors exploiting vulnerabilities in PLCs.
  • Organizations utilizing Rockwell Automation's technology must prioritize remediation of exploited vulnerabilities.
  • The recent Shelter in Place directive for Bahrain reflects heightened security concerns in the region.
  • Wildfire activity across the United States has reached significant levels, necessitating ongoing suppression efforts.
  • Heavy rainfall continues to pose a threat in Florida, with moderate flash flood risks identified.
  • A substantial severe weather threat is anticipated in the Southern Plains over the coming days.

Sources

CISA / Cyber

- CISA Advisory AA26-097A — Iranian-Affiliated Cyber Actors Exploit PLCs Across US Critical Infrastructure (April 7, 2026)

- CISA ICS Advisory ICSA-26-097-01 (April 7, 2026)

- CISA Adds One Known Exploited Vulnerability to Catalog — CVE-2026-35616 (April 6, 2026)

- CISA Known Exploited Vulnerabilities Catalog

NIFC / Wildland Fire

- NIFC/NICC Incident Management Situation Report (April 7, 2026, PDF)

- NIFC National Fire News

USGS / Volcanoes

- USGS Kīlauea Volcano Updates

- USGS Volcano Updates (all U.S. volcanoes)

NWS / NOAA / Severe Weather

- NWS Miami — Flood Watch for Southeast Florida (April 7, 2026)

- Storm Prediction Center — Convective Outlooks

U.S. Department of State

- U.S. Embassy Manama — Security Alert: Bahrain Shelter-in-Place (April 6–7, 2026)

- State Dept — Middle East Regional Travel Advisory

FAA / Aviation

- FAA Ground Stop at Miami International Airport (April 7, 2026) — CBS Miami

California

- CAL FIRE — Springs Fire Incident Page

Florida

- Flood Watch, Heavy Rain for South Florida (April 7, 2026)

Hawai’i

- Big Island Video News — Earthquakes Swarm Before Kīlauea Eruption Episode 44

Illinois

- City of Freeport — Boil Order April 6, 2026

- WIFR — Boil Order Lifted in Freeport (April 7, 2026)

Texas

- TDEM — Governor Abbott Activates State Emergency Response Resources (March 31, 2026)

Transcripts

Speaker A:

Good morning.

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,:

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The actors have used configuration software to create accepted connections to victim PLCs and and have manipulated project files, tampered with HMI and SCADA displays and caused operational disruption and financial loss at affected facilities.

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Ccompanying ICS Advisory, ICS:

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Separately, CISA added one vulnerability to the Known Exploited Vulnerabilities catalog on April 6th.

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CVE:

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Organizations running 40 client EMS should verify exposure and prioritize remediation Wildland fire activity remains light nationally.

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suppressed with approximately:

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Acreage stands at roughly 1,642,915 acres across 17,006 wildfires.

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All fires are being managed under suppression strategy.

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The U.S. department of State issued a Shelter in place directive on April 7th for all American citizens and government personnel in Bahrain, citing imminent threat conditions related to the ongoing Iran conflict.

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The directive instructs Americans to move immediately to a secure interior location and remain there until further notice.

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Bahrain hosts the US Navy's 5th Fleet headquarters.

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The Middle East Regional Advisory remains elevated with several Gulf states upgraded to level three.

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Reconsider travel following the February 28th strikes on Iranian military sites.

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Kilauea Volcano on Hawaii island remains at volcano alert level.

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Watch with aviation color code orange.

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The USGS Hawaiian Volcano Observatory reports that Summit deflation since April 5 may delay the onset of episode 44 lava fountaining.

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Though the forecast window extends through April 15, with 4-7-10 considered most likely, more than 30 overflows from the South Vent have occurred since April 3 in Alaska.

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Great Sitkin Volcano continues at watch orange with slow lava effusion within its summit crater, and Shishaldin remains elevated with seismic tremor and infrasound signals observed.

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A cold front lingering over the Florida Peninsula continues to bring rounds of heavy rainfall and thunderstorms to central and south Florida.

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The NWS Miami office issued a flood watch for the east coast metro area through 10pm April 7 with 1.3inches widespread and localized totals of 4 to 6 inches possible.

Speaker A:

Looking ahead, the Storm Prediction center indicates a substantial severe weather threat building for Saturday into early next week across the Southern Plains with supercells, large hail, damaging winds and a tornado threat possible from central and North Texas into Oklahoma.

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Let's run through the states.

Speaker A:

Alaska Great Sitkin Volcano remains at volcano alert level.

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Watch with aviation Color code Orange as lava continues to erupt slowly within the Summit Crater.

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Shishaldin Volcano shows elevated seismic tremor and infrasound activity.

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Low level unrest continues at the ATKA volcanic complex.

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California the Springs fire in Riverside county which burned 4,176 acres after igniting on April 3, has reached 95% containment as of April 6.

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No structures were damaged and no injuries were reported.

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Evacuation orders have been lifted.

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Official Update Published 48 hours ago Florida Rounds of heavy rainfall and slow moving thunderstorms continue to affect central and south Florida along a stalled cold front.

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The NWS issued a flood watch for parts of Broward and Miami dade counties through 10pm April 7 warning of 1 to 3 inches widespread with localized 4 to 6 inch totals.

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Urban and low lying areas face moderate flash flood risk.

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The FAA issued a ground stop for arrivals at Miami International Airport on on the morning of April 7th due to thunderstorms.

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The stop was lifted after about an hour though knock on delays of approximately 40 minutes persisted through the morning.

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Hawaii Kilauea remains at volcano alert level.

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Watch Aviation Color Code orange summit deflation since April 5th.

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May delay episode 44 lava fountaining Though the forecast window extends through April 15th, more than 30 south vent overflows have occurred since April 3rd with small dome fountains of 3 to 6ft.

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A magnitude 3.9 earthquake occurred 2 miles east northeast of Pahala on April 5th at a depth of 2 miles related to the ongoing Pahala seismic swarm.

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r a large water main break, a:

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Approximately 25,000 residents were affected.

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The Freeport School District canceled classes for April 7.

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Bacterial test results came back satisfactory and the Boyle Order was lifted on the afternoon of April 7th.

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Texas the Texas Division of Emergency Management remains activated at level three, increased readiness to support severe weather operations and ongoing wildfire response.

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The Storm Prediction center indicates a substantial severe weather threat building for Saturday across the Southern Plains including central and North Texas with supercells capable of large hail, damaging winds, heavy rainfall and tornadoes.

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TDEM and Texas Emergency Management Council agencies continue to monitor wildfire conditions statewide.

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

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That's your EM morning brief for Wednesday, April 8th.

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Stay safe.

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