MST Time Now — Mountain Standard Time
MST (Mountain Standard Time) is a fixed offset of UTC−7 — it never changes for daylight saving.
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Is it MST or MDT right now?
MST / MDT daylight-saving dates
2026
2027
Clocks change at 2:00 AM local time. Dates shift by a week or so each year; these are computed live from the IANA time-zone database.
MST, MDT and Mountain Time
MST vs other time zones right now
Tap a row for the full conversion page with a 24-hour table and the best hours to schedule across both zones.
About MST
Regions on MST switch to MDT (UTC−6) during daylight saving time.
Convert MST to other time zones
Convert MST to major cities
Frequently asked questions
What does MST stand for?
MST stands for Mountain Standard Time, a UTC offset of UTC−7.
Is MST the same as MDT?
No. MST (UTC−7) is standard (winter) time; MDT (UTC−6) is daylight (summer) time, one hour ahead. The umbrella term “Mountain Time” refers to whichever is in effect, so it is always safe to write Mountain Time when you are unsure.
When do the clocks change for MST?
In 2026, clocks go forward into MDT on Sunday, March 8 and back into MST on Sunday, November 1. The dates shift by a week or so each year; this page always shows the live, correct schedule.
What time is it in MST right now?
It is currently 5:15 AM on Monday, June 22, 2026 in MST (UTC−7).
Where is MST used?
US Mountain states and Alberta in winter; Arizona year-round. Cities currently on this time include Phoenix, Calgary, Edmonton.
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