Red Flag Warning Issued for Niobrara and Converse Regions in Wyoming
This alert is no longer in effect.
NOAA issued it on April 27, 2026, 3 months ago. Warnings of this kind stay in effect for hours to a few days, so this page is a historical record of what was issued, not a current warning. For conditions where you are right now, check weather.gov (US), weather.gc.ca (Canada), the Met Office (UK), or the Bureau of Meteorology (Australia).
Areazine synthesizes this NWS weather alert directly from NOAA's official public data feed. See our methodology for full source attribution and refresh cadence.
A Red Flag Warning is in effect for Niobrara, Converse, and related areas in Wyoming from 11 AM Sunday to 8 PM Monday due to strong winds and low humidity that could cause rapid fire spread.
Read this weather record in 30 seconds
- Record type
- Red Flag Warning
- Affected area
- Eastern Wyoming
- Issued
- April 27, 2026
- Issuing authority
- NWS Cheyenne WY
Fire-weather notices describe conditions that can support rapid fire spread; they do not report that a fire is present. Check local emergency sources for any active incident.
Record status: historical. It was issued 3 months ago; use the issuing agency's live warning service for current conditions in Eastern Wyoming.
Alert Details
The National Weather Service in Cheyenne, WY, has issued a Red Flag Warning, effective from 11 AM Sunday, April 19, 2026, to 8 PM MDT Monday, April 20, 2026. This alert is categorized as severe and is issued by NOAA.
Affected Areas
The warning affects Niobrara/Lower Elevations of Converse/Thunder Basin National Grassland and Middle North Platte River Basin/Niobrara and Converse High Plains, specifically Fire weather zones 417 and 418 in Wyoming.
What You Should Do
Residents should prepare for critical fire weather conditions. Avoid outdoor burning, as any fires that develop could spread rapidly due to the combination of strong winds, low relative humidity, and warm temperatures.
Expected Conditions
West to northwest winds with gusts between 20 and 30 mph are expected, along with humidity levels of 9 to 13 percent.
Timeline
The alert is in effect from 11 AM MDT on April 19, 2026, and ends at 8 PM MDT on April 20, 2026.
Original source: NOAA Official Notice ↗
Related Weather Alerts
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Two Areazine-derived peer sets for this NWS weather alert: nearest notices by body length and by same severity near the same agency date. Peers come from other categories so they are not the same-feed Related list above.
Similar body length
Nearest notices by article body length (964 characters here).
Similar severity timing
Same severity (high) notices issued closest in time to April 27, 2026.
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