
Georgia declares statewide wildfire State of Emergency; CISA Cisco Catalyst KEV deadline arrives
On today’s EM Morning Brief for Thursday, April 23, 2026: Georgia’s governor declares a State of Emergency across 91 counties as the Brantley and Echols County wildfires burn more than 20,000 combined acres and destroy at least 54 homes. CISA’s April 23 federal remediation deadline hits for three actively exploited Cisco Catalyst SD-WAN Manager flaws, with five additional KEV additions due May 4. A Particularly Dangerous Situation Red Flag Warning covers southern Colorado, and severe storms capable of hail, damaging winds, and a few tornadoes target Kansas, Nebraska, Iowa, and Minnesota. FEMA announces a Major Disaster Declaration for Montana’s Lincoln County, Kīlauea remains at WATCH/ORANGE within its episode 45 forecast window, and Typhoon Sinlaku recovery continues across the Mariana Islands. 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
• Georgia State of Emergency: Governor Kemp declares a State of Emergency for 91 counties in South Georgia, with the first statewide mandatory burn ban in GFC history; Brantley County fire destroys at least 54 homes, and Echols County residents evacuate.
• CISA KEV Cisco Deadline: FCEB agencies are required to remediate three actively exploited Cisco Catalyst SD-WAN Manager vulnerabilities today; the remaining five KEV additions are due May 4.
• Critical Fire Weather: Particularly Dangerous Situation Red Flag Warning in southern Colorado, with widespread Red Flag Warnings extending across Arizona, New Mexico, Kansas, Oklahoma, Nebraska, Wyoming, and Texas.
• Severe Storms Plains-to-Midwest: SPC Slight Risk for large hail, damaging winds, and a few tornadoes from southern Kansas into southern Minnesota on Thursday, with additional severe weather expected through the weekend.
• Montana Disaster Declaration: FEMA announces Major Disaster Declaration for Lincoln County for December severe winter storms and flooding; Public Assistance available.
• Montana East Side Fire: Custer Gallatin NF fire stands at 1,204 acres with 0% containment; evacuations lifted but crews watch for increasing southwest winds.
• Florida Railroad Fire: Approximately 4,186 acres burning along the Clay–Putnam county line at 55% containment; shelter open at Bostwick Community Center.
• Texas Flash Flooding: 20 families evacuated from Williamson County RV parks as the San Gabriel River rises; Hobby Airport issued a ground stop for thunderstorms; Central Bowie County under boil water advisory.
• Volcanic Activity: Kīlauea at WATCH/ORANGE with episode 45 lava fountaining likely April 22–23; Alaska’s Great Sitkin remains at WATCH/ORANGE with continued lava effusion.
• Boil Water and Water Systems: Active boil water advisories include Stanardsville VA, Paintsville KY, Tangipahoa LA, Central Bowie County TX; West Columbia SC lifted and Rota CNMI lifted.
• Typhoon Sinlaku Recovery: HHS Public Health Emergency remains in effect for Guam and CNMI; CNMI major disaster declaration awaits final presidential signoff; Saipan and Tinian remain under boil water advisories.
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Sources
CISA
• CISA Adds Eight KEV April 20, 2026 — federal deadlines April 23 and May 4 — https://www.cisa.gov/news-events/alerts/2026/04/20/cisa-adds-eight-known-exploited-vulnerabilities-catalog
• CISA Known Exploited Vulnerabilities Catalog — https://www.cisa.gov/known-exploited-vulnerabilities-catalog
• The Hacker News coverage — CISA adds 8 KEV with federal deadlines — https://thehackernews.com/2026/04/cisa-adds-8-exploited-flaws-to-kev-sets.html
• CISA ICS Advisories index — https://www.cisa.gov/news-events/ics-advisories
DHS
• DHS National Terrorism Advisory System — no active bulletin — https://www.dhs.gov/national-terrorism-advisory-system
FEMA
• FEMA Disaster Declarations list — https://www.fema.gov/disaster/declarations
• Lincoln County, Montana Major Disaster Declaration — April 22, 2026 — https://vp-mi.com/news/2026/apr/22/lincoln-co-gets-major-disaster-declaration-for-fed/
• Whatcom County, Washington Disaster Assistance Center opens April 22 — https://www.yahoo.com/news/articles/fema-begins-home-inspections-wa-023653871.html
NIFC and InciWeb
• NIFC Incident Management Situation Report — April 22, 2026 — https://www.nifc.gov/nicc-files/sitreprt.pdf
• NIFC National Fire News — https://www.nifc.gov/fire-information/nfn
• InciWeb — East Side Fire (Custer Gallatin NF) — https://inciweb.wildfire.gov/incident-information/mtgnf-east-side-fire
NWS and Storm Prediction Center
• SPC Day 1 Convective Outlook — https://www.spc.noaa.gov/products/outlook/day1otlk.html
• SPC Day 2 Convective Outlook — April 22, 2026 — https://www.spc.noaa.gov/products/outlook/day2otlk.html
• NWS Active Alerts — https://www.weather.gov/alerts
• Multi-state Red Flag Warnings — April 22, 2026 — https://watchers.news/2026/04/22/multi-state-red-flag-warnings-issued-as-strong-winds-and-very-low-humidity-raise-wildfire-danger-across-central-us/
• NWS Pueblo PDS Red Flag Warning — Colorado — https://krdo.com/weather/alerts-weather/2026/04/22/red-flag-warning-issued-april-22-at-157pm-mdt-until-april-23-at-900pm-mdt-by-nws-pueblo-co/
• Severe thunderstorms forecast Oklahoma to Minnesota April 23 — https://watchers.news/2026/04/21/severe-thunderstorms-forecast-from-northern-oklahoma-to-southern-minnesota/
USGS
• Kīlauea Volcano Notice — HVO April 22, 2026 — https://volcanoes.usgs.gov/hans-public/notice/DOI-USGS-HVO-2026-04-22T17:23:37+00:00
• Kīlauea Updates — https://www.usgs.gov/volcanoes/kilauea/volcano-updates
• Great Sitkin Volcano Notice — AVO April 22, 2026 — https://volcanoes.usgs.gov/hans-public/notice/DOI-USGS-AVO-2026-04-22T19:13:12+00:00
Travel Advisories
• U.S. Department of State Travel Advisories index — https://travel.state.gov/en/international-travel/travel-advisories.html
FDA and CDC
• CDC Health Alert Network Archive — https://www.cdc.gov/han/php/notices/index.html
• FoodSafety.gov Recalls and Outbreaks — https://www.foodsafety.gov/recalls-and-outbreaks
• FDA Recalls, Market Withdrawals and Safety Alerts — https://www.fda.gov/safety/recalls-market-withdrawals-safety-alerts
FAA
• FAA National Airspace System Status —
https://nasstatus.faa.gov/
• Hobby Airport ground stop April 22 2026 — https://www.click2houston.com/news/local/2026/04/22/ground-stop-issued-at-hobby-airport-hou-due-to-thunderstorms/
Alaska
• AVO Great Sitkin April 22 notice — https://volcanoes.usgs.gov/hans-public/notice/DOI-USGS-AVO-2026-04-22T19:13:12+00:00
Arizona, Kansas, Nebraska, Oklahoma, Texas, Wyoming — Red Flag Warnings
• Red Flag Warnings issued across Plains and Southwest — April 22 — https://weatherboy.com/red-flag-warnings-issued-for-fire-threat-across-portions-of-texas-colorado-arizona-kansas-oklahoma/
Colorado
• NWS Pueblo PDS Red Flag Warning — zones 224 and 225 — https://krdo.com/weather/alerts-weather/2026/04/22/red-flag-warning-issued-april-22-at-157pm-mdt-until-april-23-at-900pm-mdt-by-nws-pueblo-co/
• Particularly Dangerous Situation Red Flag Warning explainer — KKTV — https://www.kktv.com/2026/04/22/what-is-pds-red-flag-warning/
Florida
• Railroad Fire latest — Clay and Putnam counties — https://www.news4jax.com/news/local/2026/04/22/railroad-fire-latest-evacuations-closures-warnings-more-as-wildfire-spreads-in-clay-putnam-counties/
Georgia
• Governor Kemp declares State of Emergency — Office of the Governor — https://gov.georgia.gov/press-releases/2026-04-22/gov-kemp-declares-state-emergency-response-south-georgia-wildfires
• Brantley County fire grows — 54 homes destroyed — https://www.wsbtv.com/news/local/brantley-county-wildfire-only-10-contained-flames-rage-across-south-georgia/4O4RBWHIGZF67F34HOXGANQZBY/
• Echols County mandatory evacuation — WALB — https://www.walb.com/2026/04/22/mandatory-evacuation-issued-echols-co-residents/
Hawaii
• HVO Kīlauea April 22 notice — episode 45 forecast window — https://volcanoes.usgs.gov/hans-public/notice/DOI-USGS-HVO-2026-04-22T17:23:37+00:00
Iowa, Kansas, Minnesota, Nebraska — Thursday Severe Risk
• Severe storms likely to impact Iowa — April 22 — https://westerniowatoday.com/2026/04/22/severe-storms-likely-to-impact-iowa-high-winds-and-hail-expected-thursday/
• Multi-day tornado outbreak possible — Plains to Dixie Alley — https://saludastandard-sentinel.com/multi-day-tornado-outbreak-possible-from-kansas-nebraska-iowa-oklahoma-and-texas-through-dixie-alley-as-spc-flags-severe-weather-threat-thursday-through-monday/
Kentucky
• Paintsville boil water advisory — April 22 — https://wsipam.com/boil-water-advisory-issued-for-portions-of-paintsville/
Louisiana
• Tangipahoa Water District boil water advisory — Hammond area — https://www.wafb.com/2026/04/23/tangipahoa-water-district-issues-boil-water-advisory-hammond-area/
Montana
• East Side Fire burns 1,204 acres — Daily Montanan — https://dailymontanan.com/2026/04/21/east-side-fire-burns-1600-acres-185-evacuated-south-of-red-lodge/
• InciWeb East Side Fire — https://inciweb.wildfire.gov/incident-information/mtgnf-east-side-fire
• Lincoln County Major Disaster Declaration — April 22 — https://vp-mi.com/news/2026/apr/22/lincoln-co-gets-major-disaster-declaration-for-fed/
New Mexico
• Fire-weather threat continues into April 23 — The Watchers — https://watchers.news/2026/04/22/multi-state-red-flag-warnings-issued-as-strong-winds-and-very-low-humidity-raise-wildfire-danger-across-central-us/
Oklahoma
• NWS Norman severe weather outlook — https://www.weather.gov/oun
Oregon
• TripCheck Oregon Road Conditions — https://tripcheck.com/DynamicReports/Report/RoadConditions
South Carolina
• West Columbia boil water advisory lifted — April 22 — https://westcolumbiasc.gov/boil-water-advisory-4-22-26-lifted/
Texas
• Williamson County flooding — CBS Austin — https://cbsaustin.com/news/local/wilco-officials-to-provide-update-on-flooding-response-after-road-closures-evacuations
• Williamson County RV parks evacuation — KXAN — https://www.kxan.com/news/local/williamson-county/williamson-county-rv-parks-told-to-evacuate-due-to-flash-flooding/
• Hobby Airport ground stop — Click2Houston — https://www.click2houston.com/news/local/2026/04/22/ground-stop-issued-at-hobby-airport-hou-due-to-thunderstorms/
• Central Bowie County boil water advisory — April 22 — https://kygl.com/ixp/152/p/bowie-county-water-boil-notice/
Virginia
• Stanardsville boil water advisory — 29News — https://www.29news.com/2026/04/22/stanardsville-boil-water-advisory-likely-continue-thursday/
Washington
• Whatcom County Disaster Assistance Center — April 22 — https://www.yahoo.com/news/articles/fema-begins-home-inspections-wa-023653871.html
• FDA shellfish recall — Hammersley Inlet — https://www.fda.gov/safety/recalls-market-withdrawals-safety-alerts
Guam and CNMI
• HHS Public Health Emergency — Guam and CNMI — https://aspr.hhs.gov/newsroom/Pages/PHE-Typhoon-Sinlaku.aspx
• Recovery Rundown — April 22, 2026 (NMI News Service) — https://www.nminewsservice.com/recovery-rundown-april-22-2026/
• Rota boil water notice lifted; Saipan and Tinian still under advisory — https://www.nminewsservice.com/rota-boil-water-notice-lifted-sinlaku-cuc/
• Joint FEMA–USACE Sinlaku operations — U.S. Army — https://www.army.mil/article/291908/joint_fema_usace_operations_underway_following_devastating_super_typhoon_sinlaku
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