Severe Severe Storm ● Closed

Severe Thunderstorm Warning issued September 19 at 4:09PM MDT until September 19 at 4:30PM MDT by NWS Denver CO, United States of America

Event time: Last updated: Sep 28, 2026 United States
Icon = what happened · ring colour = how serious: Extreme Severe Moderate Minor

Loading live data… · Marker positions are approximate; severity is labelled in each popup. Sources: USGS, GDACS, NASA EONET, NOAA/NWS, EMSC.

At 409 PM MDT, a severe thunderstorm was located 5 miles east of
Arriba, or 27 miles east of Limon, moving east at 20 mph.

HAZARD...Golf ball size hail and 60 mph wind gusts.

SOURCE...Radar indicated.

IMPACT...People and animals outdoors will be injured. Expect hail
damage to roofs, siding, windows, and vehicles. Expect wind
damage to roofs, siding, and trees. Hail is accumulating on
roadways causing hazardous travel.

Locations impacted include...
Arriba.

This includes Interstate 70 between mile markers 382 and 389.

Measurements

Coordinates39.2213, -103.2138
RegionLincoln, CO
Location Precisionpolygon
Issuing AuthorityUnited States of America — us-noaa-nws-en
Cap UrgencyImmediate
Cap CertaintyObserved
Cap Expires2026-09-19T16:30:00-06:00

Official source

Warnings courtesy of the issuing national meteorological service, via the WMO Alert Hub.

This is an official warning issued by the authority named above. Follow its instructions and those of your local emergency services.

Severity as published by WMO Alert Hub (national weather services).

View original report

This event as JSON · API and licence

Source updated 29 days ago (Sep 19, 2026 22:11 UTC) · we last heard from WMO Alert Hub (national weather services) 37 seconds ago

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Official authorities in United States

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Earlier severe storm events in United States

Severe and extreme events of the same kind, before this one. Listed for scale, not because they are connected to it.

Severe Thunderstorm Warning — Jackson, MS Severe Severe Storm United States closed via NWS Aug 20, 2026 Severe Thunderstorm Warning — Kent, DE; Caroline, MD; Queen Anne's, MD Severe Severe Storm United States closed via NWS Aug 20, 2026 Severe Thunderstorm Warning — Glades, FL Severe Severe Storm United States closed via NWS Aug 20, 2026 Severe Thunderstorm Warning — Ashley, AR; Chicot, AR; East Carroll, LA; Morehouse, LA; West Carroll, LA; Bolivar, MS; Issaquena, MS; Sharkey, MS; Washington, MS Severe Severe Storm United States closed via NWS Aug 20, 2026

Nearby & related events

Wind Advisory issued October 19 at 1:35PM AKDT until October 20 at 10:00PM AKDT by NWS Juneau AK, United States of America Moderate Severe Storm United States active via WMO 20 min ago Wind Advisory issued October 19 at 1:35PM AKDT until October 21 at 4:00PM AKDT by NWS Juneau AK, United States of America Moderate Severe Storm United States active via WMO 20 min ago Wind Advisory issued October 19 at 1:35PM AKDT until October 21 at 4:00AM AKDT by NWS Juneau AK, United States of America Moderate Severe Storm United States active via WMO 20 min ago Winter Weather Advisory issued October 19 at 1:34PM AKDT until October 21 at 4:00AM AKDT by NWS Anchorage AK, United States of America Moderate Cold Wave United States active via WMO 21 min ago Winter Weather Advisory issued October 19 at 1:34PM AKDT until October 20 at 10:00PM AKDT by NWS Anchorage AK, United States of America Moderate Cold Wave United States active via WMO 21 min ago

Disclaimer: figures are automatic feeds from the named agencies and may be revised. Do not use this page for life-safety decisions — follow official local emergency services.