CST to GST2 Time Converter

Convert Central Standard Time (CST) to South Georgia Time (GST2). Both time zones are shown live below; current offset between them is 3 hours ahead.

Chicago · Central Standard Time
12:52:51
Tuesday, May 12, 2026
CDT · UTC-05:00
Grytviken · South Georgia Time
15:52:51
Tuesday, May 12, 2026
GMT-2 · UTC-02:00

Convert a specific time

From: CST (Chicago)
To: GST2 (Grytviken)
--:--

Daylight Saving status right now

CST (Central Standard Time)
Observes DST
Yes
In DST right now
Yes
Next fall back
2026-11-01
Offset shift
UTC-05:00 → UTC-06:00
GST2 (South Georgia Time)
Observes DST
No

Heads up: CST observes DST while GST2 does not. The 3-hour difference shown above will shift by one hour when CST starts or ends DST.

When can CST and GST2 meet?

00
01
02
03
04
05
06
07
08
09
10
11
12
13
14
15
16
17
18
19
20
21
22
23
CST
GST2
Both zones in working hours (9am-5pm)
One zone working
Off-hours
Columns are hours of the day in Chicago (CST). Each row shows the local working-hours state in that zone for the same moment in time.
5 hours of overlap during standard 9am-5pm working hours.
Best meeting window: 09:00–13:00 CST (12:00–16:00 GST2).

Hour-by-hour CST to GST2 conversion table

CST time (Chicago)GST2 time (Grytviken)Status
00:00 Tue03:00 TueOff-hours both sides
01:00 Tue04:00 TueOff-hours both sides
02:00 Tue05:00 TueOff-hours both sides
03:00 Tue06:00 TueOff-hours both sides
04:00 Tue07:00 TueOff-hours both sides
05:00 Tue08:00 TueOff-hours both sides
06:00 Tue09:00 TueGST2 working
07:00 Tue10:00 TueGST2 working
08:00 Tue11:00 TueGST2 working
09:00 Tue12:00 TueBoth at work
10:00 Tue13:00 TueBoth at work
11:00 Tue14:00 TueBoth at work
12:00 Tue15:00 TueBoth at work
13:00 Tue16:00 TueBoth at work
14:00 Tue17:00 TueCST working
15:00 Tue18:00 TueCST working
16:00 Tue19:00 TueCST working
17:00 Tue20:00 TueOff-hours both sides
18:00 Tue21:00 TueOff-hours both sides
19:00 Tue22:00 TueOff-hours both sides
20:00 Tue23:00 TueOff-hours both sides
21:00 Tue00:00 WedOff-hours both sides
22:00 Tue01:00 WedOff-hours both sides
23:00 Tue02:00 WedOff-hours both sides

Times computed for today in each zone using the IANA time zone database. The conversion accounts for daylight saving time wherever applicable.

About these time zones

Central Standard Time (CST)
IANA identifier
America/Chicago
Current UTC offset
UTC-05:00
Current abbreviation
CDT
Major cities in this zone
ChicagoHoustonDallasAustinNew Orleans
South Georgia Time (GST2)
IANA identifier
Atlantic/South_Georgia
Current UTC offset
UTC-02:00
Current abbreviation
GMT-2
Major cities in this zone
Grytviken

Sun today in Chicago and Grytviken

Chicago
Sunrise
05:34
Sunset
20:01
Solar noon
12:48
Daylight
14h 26m

Related converters

GST2 to CST (reverse)CST to ESTCST to PSTCST to GMTCST to UTCCST to CETEST to GST2PST to GST2GMT to GST2UTC to GST2CET to GST2
Looking for local time? See time in Chicago or time in Grytviken.

Frequently asked questions

What is the time difference between CST and GST2 right now?+
GST2 (South Georgia Time) is currently 3 hours ahead CST (Central Standard Time). The exact difference can change when one or both zones transition into or out of daylight saving time.
Does CST or GST2 observe daylight saving time?+
CST: observes daylight saving time. GST2: does not observe daylight saving time.
When is the best time to schedule a meeting between CST and GST2?+
The strongest overlap is 09:00–13:00 CST (12:00–16:00 GST2), giving 5 hours when both sides are within standard 9am-5pm working hours.
What time is it in Grytviken when it is 12:00 noon in Chicago?+
When it is 12:00 Tue in Chicago (CST), it is 15:00 Tue in Grytviken (GST2).
Which IANA time zone identifiers are used for CST and GST2?+
CST maps to "America/Chicago" in the IANA database. GST2 maps to "Atlantic/South_Georgia". These identifiers are what most software libraries use to convert times accurately, including DST handling.
Is Chicago ahead of or behind Grytviken?+
Whether Chicago (CST) is ahead of or behind Grytviken (GST2) depends on the current UTC offsets. Right now GST2 is 3 hours ahead CST. The live converter and side-by-side clocks above always reflect the current direction.
What are the current UTC offsets for CST and GST2?+
CST is UTC-05:00 (CDT) and GST2 is UTC-02:00 (GMT-2). Both offsets shift by one hour when the corresponding region enters or exits daylight saving time, so the live values on this page are the source of truth.
Can I schedule meetings during business hours for both CST and GST2?+
Yes. There are 5 hours of overlap during standard 9am-5pm working hours, with the strongest window at 09:00–13:00 CST.