Severe Thunderstorm Warning for Roosevelt and Sheridan Counties, MT

Source: NOAA · Northeastern Montana

This alert is no longer in effect.

NOAA issued it on June 26, 2026, 8 weeks 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.

NWS Glasgow has issued a Severe Thunderstorm Warning for central Roosevelt County and southern Sheridan County in northeastern Montana until 1:00 AM MDT.

Read this weather record in 30 seconds

Record type
Severe Thunderstorm Warning
Affected area
Northeastern Montana
Issued
June 26, 2026
Issuing authority
NWS Glasgow MT

Storm notices can cover different combinations of wind, hail, lightning, and rainfall. Use the original notice for the hazards and boundaries attached to this specific record.

Record status: historical. It was issued 8 weeks ago; use the issuing agency's live warning service for current conditions in Northeastern Montana.

Alert Details

Severe Thunderstorm Warning issued by NWS Glasgow MT. Effective from 2026-06-06T23:57:00-06:00 until 2026-06-07T01:00:00-06:00.

Affected Areas

Central Roosevelt County and southern Sheridan County in northeastern Montana. Locations impacted include Poplar, Brockton, Medicine Lake, Reserve, Sprole, and Homestead.

What You Should Do

For your protection move to an interior room on the lowest floor of a building. Move indoors immediately. Do not drive your vehicle through flooded roadways.

Expected Conditions

At 1156 PM MDT, a severe thunderstorm was located 7 miles northeast of Poplar, moving northeast at 45 mph. Hazards include 60 mph wind gusts and quarter size hail. Hail damage to vehicles is expected. Expect wind damage to roofs, siding, and trees. Torrential rainfall is occurring and may lead to flash flooding.

Timeline

Alert effective immediately on June 6 at 11:57 PM MDT and expires June 7 at 1:00 AM MDT.

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?
NWS Glasgow has issued a Severe Thunderstorm Warning for central Roosevelt County and southern Sheridan County in northeastern Montana until 1:00 AM MDT.
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 Northeastern Montana. 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.