You can set a bookmark that will allow you to select a relative date range on a timesheet. This allows you to always show a range relative to today, without making any changes.
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Here's a sample timesheet address:
https://gebsun-support.atlassian.net/plugins/servlet/ac/clockwork-cloud/clockwork-timesheet#!startingAt=2019-09-23&endingAt=2019-10-24&activeReportDetailKeys%5B%5D=projects&activeReportDetailKeys%5B%5D=users
To select 5 days before and 5 days ahead of today change startingAt and endingAt to:
https://gebsun-support.atlassian.net/plugins/servlet/ac/clockwork-cloud/clockwork-timesheet#!startingAt=-5&endingAt=5&activeReportDetailKeys%5B%5D=projects&activeReportDetailKeys%5B%5D=users
To select current day, use 0. For example endingAt=0.
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