Severe Thunderstorm Warning Issued for Lincoln and Washington Counties, CO

Source: NOAA · East Central and Northeastern Colorado

This alert is no longer in effect.

NOAA issued it on June 29, 2026, 7 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 Denver has issued a Severe Thunderstorm Warning for northeastern Lincoln County and south central Washington County until 7:15 PM MDT.

Read this weather record in 30 seconds

Record type
Severe Thunderstorm Warning
Affected area
East Central and Northeastern Colorado
Issued
June 29, 2026
Issuing authority
NWS Denver CO

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 7 weeks ago; use the issuing agency's live warning service for current conditions in East Central and Northeastern Colorado.

Alert Details

A Severe Thunderstorm Warning was issued by NWS Denver CO on June 8 at 6:27 PM MDT and remains in effect until June 8 at 7:15 PM MDT.

Affected Areas

The warning covers northeastern Lincoln County in east central Colorado and south central Washington County in northeastern Colorado. Locations impacted include Arriba, Genoa, and Thurman.

What You Should Do

Anyone outdoors should move to shelter inside a well-built structure and stay away from windows. Seek shelter immediately in an interior room on the lowest floor of a well-built structure such as a bathroom, closet, or basement.

Expected Conditions

At 6:27 PM MDT, a severe thunderstorm was located 7 miles northwest of Genoa, or 10 miles northeast of Limon, moving east at 30 mph. Hazards include tennis ball size hail (2.50 inches) and 70 mph wind gusts. Tornadoes are possible.

Timeline

The alert is effective from 6:27 PM MDT through 7:15 PM MDT on June 8, 2026.

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 Denver has issued a Severe Thunderstorm Warning for northeastern Lincoln County and south central Washington County until 7:15 PM 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 East Central and Northeastern Colorado. 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.