Winter Storm Warning for Denver and Front Range Areas
If you are in immediate danger, call emergency services now.
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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 Winter Storm Warning has been issued for parts of Colorado, including Denver, Fort Collins, and Boulder, with heavy snow accumulations expected from Tuesday evening through Wednesday afternoon.
What this NWS weather alert tells you, and what most readers miss
This notice was issued by NOAA on May 14, 2026 and geographically references Front Range of Colorado. 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.
For decision-making, Areazine pairs each alert with the original agency URL, the full agency name, and a timestamp so you can verify the notice against the primary source before acting on it. Tags on this item (weather, alert, Winter Storm Warning, Colorado) map to related alerts in the same area of risk - browsing them together gives a clearer picture than any single notice alone, because the shape of an ongoing issue only becomes visible across multiple sequential alerts.
Alert Details
A Winter Storm Warning has been issued by NWS Denver CO. It is effective from May 4, 2026, with onset at 8 PM MDT on May 5, 2026.
Affected Areas
The warning affects Larimer County Below 6000 Feet, Northwest Weld County, Boulder And Jefferson Counties Below 6000 Feet, West Broomfield County, North Douglas County Below 6000 Feet, Denver, West Adams and Arapahoe Counties, East Broomfield County, Elbert, Central and East Douglas Counties Above 6000 Feet. Specific areas include Fort Collins, Boulder, the western suburbs of Denver, Denver, and Castle Rock.
What You Should Do
If you must travel, keep an extra flashlight, food, and water in your vehicle in case of an emergency. Check the latest road conditions by calling 511 or visiting www.cotrip.org.
Expected Conditions
Heavy snow is expected with total accumulations between 4 and 8 inches, and locally up to 12 inches near the foothills and across the Palmer Divide. Heavy wet snow may accumulate on tree branches and powerlines, potentially causing them to break and lead to power outages. Hazardous and slick conditions are possible for the Wednesday morning commute.
Timeline
The warning is effective from 8 PM MDT on Tuesday, May 5, 2026, and ends at 3 PM MDT on Wednesday, May 6, 2026.
Original source: NOAA Official Notice ↗
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