V/LINE trains between Ballarat and Melbourne will likely be delayed by hot weather restrictions on Saturday.
Several train services will be replaced by coaches, while others may be delayed by speed restrictions.
V/Line trains are limited to 90km/h in temperatures above 36 degrees due to the possibility of tracks expanding or buckling.
The city recorded a temperature of 31.6 degrees at 11.30am on Saturday, but was expected to heat up to 39 degrees later in the day.
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