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MSK/MSD

Moscow Standard Time

UTC+3

12am

3am

6am

9am

12pm

3pm

6pm

9pm

MSD is not used on this date.

This converter uses MSK (UTC+3), as in Moscow.

Keep MSD (UTC+4)

CDT/CST

Central Daylight Time

UTC−5

12am

3am

6am

9am

12pm

3pm

6pm

9pm

Central Time is on daylight saving time: CDT (UTC−5) until Sun, Nov 1.

Mexico City and Saskatchewan stay on CST (UTC−6).

Chicago · CDT (UTC−5)Mexico City, Saskatchewan · CST all year (UTC−6)

Quick answers

Selected conversion

3:00 pm15:00 MSK (UTC+3), Oct 12, 2026 = 7:00 am07:00 CDT (UTC-5), Oct 12, 2026

MSK is 8 hours ahead of CDT.

MSD and CST (US winter time, UTC-6) examples

These examples always use MSD (UTC+4) and CST (UTC-6). They stay the same when you change the date or time above. The selected conversion may differ when daylight saving time applies.

MSD is 10 hours ahead of CST.

CST is US Central winter time (early November to mid-March). The rest of the year Chicago uses CDT (UTC-5), one hour later. For Central Time that follows daylight saving time, use MSD to CT. For daylight-time examples, use MSK to CDT.

How the time difference changes

For most of the year, MSK is 8 hours ahead of CDT. From Nov 1, 2026 to Mar 14, 2027, MSK is 9 hours ahead of CST.

For most of the year, working hours of 9:00 am to 5:00 pm in MSK correspond to 1:00 am to 9:00 am in CDT. At other times of the year, working hours of 9:00 am to 5:00 pm in MSK correspond to 12:00 am to 8:00 am in CST.For most of the year, working hours of 09:00 to 17:00 in MSK correspond to 01:00 to 09:00 in CDT. At other times of the year, working hours of 09:00 to 17:00 in MSK correspond to 00:00 to 08:00 in CST.

Compare MSD time with CST time, including current local time, UTC offsets, time difference, daylight saving changes, working hours, and shareable meeting times.

Time Difference

Moscow Standard Time is 8 hours ahead of Central Daylight Time.
3:00 pm15:00 in MSK is 7:00 am07:00 in CDT

MSK to CDT call time
Best time for a conference call or a meeting is between 4:30pm-5:30pm16:30-17:30 in MSK which corresponds to 8:30am-9:30am08:30-09:30 in CDT. Their 9am–5pm09:00–17:00 working hours do not overlap; this is a suggested compromise.

3:00 pm15:00 Moscow Standard Time (MSK). Offset UTC +3:00 hours
7:00 am07:00 Central Daylight Time (CDT). Offset UTC -5:00 hours

3:00 pm15:00 MSK / 7:00 am07:00 CDT

Choose an hour to update the converter. Day labels such as “next day” or “+1” are relative to the selected date in the first column. Use Up and Down arrow keys, Home or End to move between hours, then Enter or Space to select.

Hourly time comparison
MSK	CDT
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Moscow Daylight Time

Offset: MSD is 4 hours ahead of Greenwich Mean Time (GMT).

MSD representations, usage and related time zones

W3C/ISO-8601: International standard covering representation and exchange of dates and time-related data

+04 - basic short
+0400 - basic
+04:00 - extended

Email/RFC-2822: Internet Message Format Date Standard, typically used for timestamps in email headers

+0400 - sign character (+) followed by a four digit time providing hours (04) and minutes (00) of the offset. Indicates an offset of four hours to the east of the zero meridian.

Military/NATO: Used by the U.S. military, Chinese military and others

Delta - Military abbreviation for MSD
D - short form of 'Delta'

Time zones with the GMT +4 offset:

KUYT - Kuybyshev Time
MSD - Moscow Daylight Time
SAMT - Samara Time
AMT - Armenia Time
AZT - Azerbaijan Time
D - Delta Time Zone
GET - Georgia Standard Time
GST - Gulf Standard Time
MUT - Mauritius Time
RET - Reunion Time
SCT - Seychelles Time

Central Standard Time

Offset: CST is 6 hours behind Greenwich Mean Time (GMT).

Countries using this time zone: Belize, Canada, Costa Rica, Guatemala, Honduras, Mexico, Nicaragua, El Salvador, United States

Principal Cities: The largest city in the CST time zone is Mexico City in Mexico, with about 12.294 million people. Other major cities in this time zone include Chicago, Houston, Puebla, Santiago de Querétaro.

French: HNC - Heure Normale du Centre

Spanish: CT - Tiempo Central Estándar, CT - Zona Centro

Map of the areas on Central Standard Time (CST) — CST all year CST part of the year
Today the lighter areas are on UTC−5 (Central Daylight Time).
Open the world time zone map © OpenStreetMap

Daylight Saving: This is a standard time zone. During summer, some places set clocks forward one hour for daylight saving time and observe Central Daylight Time (CDT).

End: Central Standard Time (CST) ended on Sunday, March 8, 2026 at 2:00 am02:00 local time and clocks were set one hour forward to Sunday, March 8, 2026, 3:00 am03:00 local daylight time instead. Standard time ends annually on the second Sunday of March.

Start: Central Standard Time (CST) starts on Sunday, November 1, 2026 at 2:00 am02:00 local time and clocks are set one hour back to Sunday, November 1, 2026, 1:00 am01:00. Standard time starts annually on the first Sunday of November.

See upcoming clock changes worldwide.

CST representations, usage and related time zones