The veteran-left winger is gathering his top team at a union headquarters in the capital to discuss how to revive the party's dire performance, despite facing criticism that he is obsessed with a metropolitan agenda.
He suggested it could take another two years for signs of improvement to emerge - doubling his previous estimate for seeing an improvement.
He also took aim at Mr Lansman's focus on party control rather than helping Labour win the next General Election.
Watson warned Momentum's founder, Jon Lansman, was plotting to take control of Labour by striking a secret deal with the Unite union boss Len McCluskey.
Scottish Labour leader Kezia Dugdale has backed Jeremy Corbyn despite reports that a group of his supporters are planning a power seizure.
Jeremy Corbyn and Tom Watson have agreed to "strengthen" Labour Party unity after "robust and constructive" shadow cabinet talks at Unison's headquarters in London on Monday (20 March). Dragging the party into this is disappointing'.
Christine Shawcroft, a member of Labour's national executive committee and an ally of Lansman, said the recorded comments were "a non-story", and were primarily "a concerted attempt to interfere in the internal election in Unite for general secretary".
The tape of Mr Lansman's remarks, said to have been secretly recorded at a meeting of a Momentum branch in Richmond, south west London on 1 March, was obtained by The Observer.
"We've seen over the last few hours a quite shocking attack on the leader by leading lights of organisations like Members First, Progress and so on", she said.
"I regard this as a battle for the future existence of the Labour party". This is high stakes. "What Jon Lansman has outlined is a plan with Len McCluskey, the leader of Unite, to take control of the Labour party".
In a joint statement issued on Monday afternoon, Corbyn and Watson said the shadow cabinet had "agreed on the need to strengthen party unity".
"We will deny a voice to no one", he said.
"We have a mass membership now and it wants its voice to be heard", she told Today.
"Len McClusky has to show responsibility, too", he added.
"And what we need to do next is a number of things to change the nature of the Labour party".
She accused the deputy Labour leader of being part of an "unprecedented pattern of interference" in the Unite leadership contest.
He also discusses an affiliation with the Unite union, the largest trade union in the United Kingdom and Ireland.
'It is not a question of anyone disaffiliating from the Labour Party and affiliating to Momentum instead'.
"I think this is so serious, I think it's vital that ordinary members of Unite are made aware of this plan, that they know what's going on inside their union and they take action to block it". "If you succeed you will destroy the Labour Party as an electoral force, so you have to be stopped", Watson told Lansman over Twitter.
'It's no threat to the position of the Labour Party and the strength of the Labour Party.
His brother Nelson served as governor of NY and US vice president while another brother, Winthrop, served as governor of Arkansas. David graduated from Harvard University in 1936 then earned a PhD in economics from the University of Chicago.
In the film, the attractive Belle is imprisoned in an enchanted castle by a fearsome Beast , who soon falls in love with her. Sung by Watson, the song narrates a new scene in which Belle learns of her childhood and what happened to her mother.
Sun Online quoted her aunt Stacey as saying, "Everyone comments saying how she's a mini Ed, and I call her baby Sheeran. The Ed Sheeran baby daily gets compliment not because she looks handsome , but due to her Ed Sheeran like resemblance.
The Wolverines have won seven straight games, including the Big Ten Championship and Sunday's upset victory over No.2 Louisville . Despite the upsets finally transpiring in the Round of 32, there are still three of the four No. 1 seeds in the tournament left.
Lynch, 30, last played in the National Football League during the 2015 season with the Seahawks and appeared in seven games. His Beast Mode apparel line has a store in the city and helped establish the Fam 1st Family Foundation in the Bay Area.
Those with that interpretation included reporters from Fox News, CNN, The Hill, The Washington Times , Cox Media Group, and more. In the wake of emails that were released by Wikileaks, DNC Chairwoman Debbie Wasserman Schultz resigned from her post.
But scientific studies have found Meals on Wheels programs are effective in improving nutrition among the elderly. Five organizations administer the Meals on Wheels program in the Houston area , including Interfaith Ministries.
Jones was hired last August and was in charge of the company's customer support, branding and operations. Uber hired Jones past year from US retail giant Target Corp., where he was chief marketing officer.
United Kingdom rapper Giggs, PARTYNEXTDOOR, Sampha and the long awaited Kanye feature were my personal favorites. They reminded us we are on this Earth for only a heartbeat; there is only loving and being loved.
Meanwhile, Downing Street denied reports suggesting that ministers were considering a snap election after triggering Article 50. There's also a chance Britain could walk away early without a deal if it thinks the talks are going nowhere.
Under pressure, the people criticise him, so I am delighted to have John, with all the huge amount of mistakes he has". Like all matches, we create more chances but this is our problem, our problem is we don't score goals. "I love him.
White House doubles down on wiretaps
That was a statement made by a very talented lawyer on Fox, and so you shouldn't be talking to me, you should be talking to Fox". Also Wednesday, Nunes, a fellow Republican, told reporters he too does not believe "there was an actual tap of Trump Tower".