GMT to MST: Greenwich Mean Time to Mountain Time

7 hours behind GMT

MST compared with GMT, right now. Swap: MST to GMT ⇄

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GMT to MST conversion table

For Tuesday, November 3, 2026. Rows where both places are inside 9 AM–5 PM are highlighted.

GMTMST
12:00 AM5:00 PM (previous day)
1:00 AM6:00 PM (previous day)
2:00 AM7:00 PM (previous day)
3:00 AM8:00 PM (previous day)
4:00 AM9:00 PM (previous day)
5:00 AM10:00 PM (previous day)
6:00 AM11:00 PM (previous day)
7:00 AM12:00 AM
8:00 AM1:00 AM
9:00 AM2:00 AM
10:00 AM3:00 AM
11:00 AM4:00 AM
12:00 PM5:00 AM
1:00 PM6:00 AM
2:00 PM7:00 AM
3:00 PM8:00 AM
4:00 PM9:00 AM
5:00 PM10:00 AM
6:00 PM11:00 AM
7:00 PM12:00 PM
8:00 PM1:00 PM
9:00 PM2:00 PM
10:00 PM3:00 PM
11:00 PM4:00 PM

About these time zones

GMT: Coordinated Universal Time

Greenwich Mean Time (GMT). Equal to UTC for everyday use. The United Kingdom, Ireland, Portugal, Iceland and much of West Africa use GMT in winter or all year; the UK switches to BST (UTC+1) in summer.

No clock change is scheduled; the offset stays the same all year.

MST: Mountain Standard Time

Mountain Time (MST/MDT). Denver, Salt Lake City, Albuquerque, Boise and Calgary. MST is UTC−7; in summer most of the region uses MDT, UTC−6. Most of Arizona stays on MST all year.

Sunday, March 14, 2027: clocks go forward 1 hour at 2:00 AM local time (UTC−7 → UTC−6).

Questions about GMT and MST time

What is the time difference between GMT and MST?

The current difference is shown at the top of this page. GMT uses Coordinated Universal Time (UTC, UTC+0) all year; MST uses Mountain Standard Time (MST, UTC−7) as standard time and Mountain Daylight Time (MDT, UTC−6) during daylight saving time. The difference can change if only one side observes daylight saving time or if their clocks change on different dates. Choose your meeting date in the converter to check the applicable offset.

When it is 9:00 AM in GMT, what time is it in MST?

On Tuesday, November 3, 2026, 9:00 AM in GMT was 2:00 AM in MST. The conversion table above shows today’s values.

Do the clocks change in GMT or MST?

GMT does not change its clocks. MST: Sunday, March 14, 2027: clocks go forward 1 hour at 2:00 AM local time (UTC−7 → UTC−6).

Is GMT the same as GMT?

GMT is a fixed offset and never changes.

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