Red Flag Warning Issued for Northeastern Wyoming and South-Central South Dakota
This alert is no longer in effect.
NOAA issued it on April 6, 2026, 4 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.
The National Weather Service has issued a Red Flag Warning for Sunday afternoon due to critical fire weather conditions involving gusty winds and low humidity.
Read this weather record in 30 seconds
- Record type
- Red Flag Warning
- Affected area
- Northeastern Wyoming and South-Central South Dakota
- Issued
- April 6, 2026
- Issuing authority
- NWS Rapid City
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 4 months ago; use the issuing agency's live warning service for current conditions in Northeastern Wyoming and South-Central South Dakota.
Alert Details
The National Weather Service in Rapid City has issued a Red Flag Warning for gusty winds and low relative humidity. This alert, issued by NWS Rapid City SD, signifies that critical fire weather conditions are imminent or occurring due to a combination of environmental factors.
Affected Areas
The warning impacts the following regions across northeastern Wyoming and south-central South Dakota:
- Wyoming: Southern Campbell (Fire Weather Zone 315) and Weston County Plains (Zone 317).
- South Dakota: Southern Black Hills (Zone 321), Fall River County Area (Zone 322), Custer County Plains (Zone 325), Pine Ridge Area (Zone 326), Badlands Area (Zone 332), Bennett County Area (Zone 333), Mellette and Todd Counties (Zone 334), and Tripp County (Zone 335).
What You Should Do
Residents and visitors in the affected areas should prepare for extreme fire behavior. A Red Flag Warning means that the combination of strong winds, low relative humidity, and warm temperatures can contribute to the rapid spread of fire. Outdoor burning is highly discouraged, and individuals should take precautions to prevent any accidental sparks or flames.
Expected Conditions
Unseasonably warm weather will combine with high winds and dry air to create hazardous conditions:
- Winds: Westerly winds of 12 to 25 mph are expected, with gusts ranging from 25 to 35 mph.
- Relative Humidity: Humidity levels are forecast to drop as low as 15 percent.
- Impacts: These conditions are expected to produce critical fire weather behavior throughout the afternoon.
Timeline
The Red Flag Warning is in effect on Sunday, February 15, 2026. The specific time window is from 11:00 AM MST (Noon CST) until 5:00 PM MST (6:00 PM CST).
Original source: NOAA Official Notice ↗
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