Winter Storm Warning Issued for Gallatin Valley
This alert is no longer in effect.
NOAA issued it on April 16, 2026, 4 months 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.
A Winter Storm Warning is in effect for Gallatin Valley, with heavy snow expected to accumulate 4 to 6 inches, potentially causing difficult travel and reduced visibility.
Read this weather record in 30 seconds
- Record type
- Winter Storm Warning
- Affected area
- Gallatin Valley
- Issued
- April 16, 2026
- Issuing authority
- NWS Great Falls 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 4 months ago; use the issuing agency's live warning service for current conditions in Gallatin Valley.
Winter Storm Warning for Gallatin Valley
Alert Details
A Winter Storm Warning has been issued by the National Weather Service (NWS) Great Falls MT. It is effective from 9:38 AM MDT on April 16, 2026, until 12:00 AM MDT on April 17, 2026.
Affected Areas
The warning affects the Gallatin Valley in Montana.
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 the MDT Road Report website. For information on stress on young livestock, visit the NWS webpage.
Expected Conditions
Heavy snow is expected with additional accumulations between 4 and 6 inches. Slushy snow covered roads may make travel difficult, especially Thursday morning. The hazardous conditions could impact the Thursday evening commute. Power outages and tree damage are possible, and falling snow will significantly reduce visibility.
Timeline
The alert is effective from 9:38 AM MDT on April 16, 2026, and will expire at 12:00 AM MDT on April 17, 2026.
Original source: NOAA Official Notice ↗
Related Weather Alerts
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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.
Similar body length
Nearest notices by article body length (1,071 characters here).
Similar severity timing
Same severity (high) notices issued closest in time to April 16, 2026.
Frequently Asked Questions
Common questions about this NWS weather alert.