WASHINGTON — Senators on Friday said they plan to remain in town for the weekend, a sign negotiations may be picking up to approve a stopgap spending measure and end the government shutdown, now at day 38.

A vote on a package of spending bills could come either Saturday or Sunday that would partially fund the government, Senate Majority Leader John Thune told reporters.

“Our members are going to be advised to be available if there’s a need to vote,” Thune said. “We will see what happens and whether or not, over the course of the next couple of days, the Democrats can find a way to reengage again.”

Meanwhile, Senate Minority Leader Chuck Schumer offered a proposal from Democrats to agree to reopen the government if health care tax subsidies are continued for a year.

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