Settlement stations / YSSY

AU · Australia/Sydney

IBKR settles Sydney temperature on YSSY

YSSY is Kingsford Smith International, Sydney. IBKR ForecastEx settles temperature contracts here. Below: the resolution source each venue names, when the station reports, and how long a reading takes to reach the public feed.

How it settles

VenueResolution sourceUnitBucketContracts
IBKR ForecastExWeather Underground daily history table for this station
Source code YSSY. That table carries hourly METARs and SPECIs only, over the local clock day, and prints whole degrees rounded.		Celsius1°C ladder
Exceeds X, one rung per degree		high
SHSSY

Reporting and delay

Regular reports:00 :30:00 and :30 past each hour, UTC — 2 regular reports per hour.
Median delay8.2 minFrom the observation time in the report to the public NOAA feed. 58 reports, measured 2026-09-17.
90th percentile8.3 minOne report in ten is at least this late. Worth knowing before you trust a quiet hour.
Coordinates-33.946, 151.173Local civil time: Australia/Sydney

Questions

Which weather station settles Sydney temperature contracts?

IBKR ForecastEx settles Sydney on YSSY, Kingsford Smith International.

What is the resolution source for IBKR ForecastEx Sydney temperature?

IBKR ForecastEx names Weather Underground daily history table for this station. Contracts settle in Celsius, as a ladder of contracts one degree apart that pay when the day's reading passes the strike. That table carries hourly METARs and SPECIs only, over the local clock day, and prints whole degrees rounded.

When does YSSY report?

:00 and :30 past each hour, UTC — 2 regular reports per hour.

How long does a YSSY observation take to become public?

Measured over 26 hours on 2026-09-17, the median delay from the observation time in the report to its arrival on the public NOAA feed was 8.2 min, with a 90th percentile of 8.3 min across 58 reports. This moves with upstream conditions and is not a service level.

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WeatherTick tracks 76 settlement stations and publishes each day's running high and low already converted into the unit and bucket the contract settles in. Open the terminal for Sydney, or see every settlement station. Settlement always follows the resolution source named by the venue; the figures here are computed from the public feed and are not a settlement source.