Severe Thunderstorm Warning Issued for Okfuskee and Okmulgee Counties in Oklahoma

Source: NOAA · East Central Oklahoma

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The National Weather Service has issued a Severe Thunderstorm Warning for central Okfuskee and Okmulgee Counties in Oklahoma, effective until 4:45 PM CDT, with hazards including 60 mph wind gusts and quarter-sized hail.

What this NWS weather alert tells you, and what most readers miss

This notice was issued by NOAA on April 20, 2026 and geographically references East Central Oklahoma. Its severity classification of "high" signals how the issuing agency weighs the risk of harm if no action is taken - "critical" and "high" tier alerts typically carry direct consumer actions, while "medium" and "low" tend toward informational guidance or monitoring advisories. The category it belongs to - Weather Alerts - determines the warning protocol behind it, which shapes what protective action (seeking shelter, following evacuation orders if issued, monitoring official updates) is recommended and which agency holds authority to issue or cancel it.

Most readers skim a notice like this, check whether they are personally affected, and move on. The more useful lens is to read it as a data point about the issuing system: how quickly NOAA detected the hazard, how precise the geographic or product-identifier scope is, and whether similar notices have clustered in the same category or region in the last 90 days. Cluster patterns frequently precede a broader regulatory action, a single localized NWS weather alert is isolated; three of them within a quarter often indicate a supply-chain, infrastructure, or seasonal driver that will keep producing notices until something structural changes.

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Severe Thunderstorm Warning in Oklahoma

Alert Details

The National Weather Service in Tulsa has issued a Severe Thunderstorm Warning. This alert is effective immediately and was issued by NWS Tulsa OK. The effective time window is from 3:58 PM CDT on April 15, 2026, until 4:45 PM CDT on the same day.

Affected Areas

The warning affects central Okmulgee County and central Okfuskee County in northeastern Oklahoma. Specific locations include Beggs, Preston, Mason, Okmulgee, Okmulgee State Park, Castle, Okemah, Morris, Okfuskee, and Bearden. It also includes Interstate 40 in Oklahoma between mile markers 214 and 225.

What You Should Do

For your protection, move to an interior room on the lowest floor of a building.

Expected Conditions

Hazards include 60 mph wind gusts and quarter size hail (1.00 inch). These conditions could cause hail damage to vehicles and wind damage to roofs, siding, and trees, as indicated by radar.

Timeline

The alert is effective from 3:58 PM CDT on April 15, 2026, and expires at 4:45 PM CDT on April 15, 2026.

Original source: NOAA Official Notice ↗

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Frequently Asked Questions

Common questions about this NWS weather alert.

What is this NWS weather alert about?
The National Weather Service has issued a Severe Thunderstorm Warning for central Okfuskee and Okmulgee Counties in Oklahoma, effective until 4:45 PM CDT, with hazards including 60 mph wind gusts and quarter-sized hail.
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 East Central Oklahoma. 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.