Catastrophe Review
US Disaster Activity: April 2026
2026-04-01 through 2026-04-30 · All data from federal sources
1000
Total Events
2
Peril Types
26
States Affected
Activity by Peril
Floods
996max 8.0 · avg 7.2
Earthquakes
4max 7.8 · avg 7.5
Significant Events (severity 3.0+)
Flash Flood Warning issued April 27 at 10:04AM CDT until April 27 at 12:15PM CDT by NWS Lincoln ILUS-IL · Apr 27
8.0Flash Flood Warning issued April 29 at 1:09PM CDT until April 29 at 3:45PM CDT by NWS Jackson MSUS-LA · Apr 29
8.0Flash Flood Warning issued April 23 at 7:25PM CDT until April 23 at 9:00PM CDT by NWS Omaha/Valley NEUS-IA · Apr 24
8.0Flash Flood Warning issued April 12 at 3:59PM EDT until April 13 at 3:45AM EDT by NWS Gaylord MIUS-MI · Apr 12
8.0Flash Flood Warning issued April 3 at 11:00PM CDT until April 4 at 2:00AM CDT by NWS Norman OKUS-OK · Apr 4
8.0Flash Flood Warning issued April 17 at 8:12PM CDT until April 18 at 2:00AM CDT by NWS Chicago ILUS-IL · Apr 18
8.0Flash Flood Warning issued April 27 at 2:20AM CDT until April 27 at 6:30AM CDT by NWS Topeka KSUS-KS · Apr 27
8.0Flash Flood Warning issued April 28 at 7:42PM CDT until April 28 at 11:15PM CDT by NWS Louisville KYUS-KY · Apr 29
8.0Data Sources
Event data sourced from USGS (earthquakes), NOAA NHC (hurricanes), NOAA AHPS (floods), NOAA SPC (severe weather), NIFC (wildfires), and NASA FIRMS (fire hotspots). All data is ingested directly from federal agency APIs with full provenance tracking.
For situational awareness only — not for emergency response.