Red Flag Warning Issued for Northeast Wyoming and Southwest South Dakota

Source: NOAA · Northeast Wyoming and Southwest South Dakota

This alert is no longer in effect.

NOAA issued it on April 10, 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.

A Red Flag Warning is in effect for parts of Northeast Wyoming and Southwest South Dakota due to critical fire weather conditions expected on April 11, 2026.

Read this weather record in 30 seconds

Record type
Red Flag Warning
Affected area
Northeast Wyoming and Southwest South Dakota
Issued
April 10, 2026
Issuing authority
NWS Rapid City SD

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 Northeast Wyoming and Southwest South Dakota.

Red Flag Warning in Affected Areas

Alert Details

A Red Flag Warning has been issued by the National Weather Service (NWS) Rapid City SD. This alert is for critical fire weather conditions and is effective from noon to 8:00 PM MDT on April 11, 2026.

Affected Areas

The warning affects the following regions: Central Black Hills; Southern Black Hills; Fall River County Area; Eastern Foot Hills; Custer County Plains; Pine Ridge Area; West Central Plains; Badlands Area; Northern Campbell; Southern Campbell; Crook County Plains; and Weston County Plains.

What You Should Do

Prepare for critical fire weather conditions. A combination of strong winds, low relative humidity, and warm temperatures can contribute to extreme fire behavior.

Expected Conditions

Southwest winds of 10 to 20 mph with gusts up to 30 mph and relative humidity as low as 12 percent are expected.

Timeline

The alert is effective from noon MDT on April 11, 2026, until 8:00 PM MDT on the same day.

Original source: NOAA Official Notice ↗

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Nationwide notices with similar length or severity timing 8

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.

Frequently Asked Questions

Common questions about this NWS weather alert.

What is this NWS weather alert about?
A Red Flag Warning is in effect for parts of Northeast Wyoming and Southwest South Dakota due to critical fire weather conditions expected on April 11, 2026.
Which agency issued this alert?
This alert was issued by NOAA. The original notice is available at the source link at the bottom of this article.
How severe is this alert?
This alert is classified as "high" severity. Take precautions and monitor for updates.
What area is affected?
This alert affects Northeast Wyoming and Southwest South Dakota. Check with NOAA for the most current geographic scope.
Where can I find more Weather Alerts updates?
Browse the full Weather Alerts feed on Areazine at areazine.com/weather/ for the latest updates from NOAA and other agencies.