Noble claims it on the left flank and looks to slide a ball through to Fornals near the corner flag, and the substitute manages to win a throw-in deep inside the Watford half as the clock ticks down.
90'
Welbeck goes to ground under the challenge of Fredericks 25 yards from goal, but the resulting free-kick is not good enough and West Ham clear the danger.
There will be four minutes of added time.
88'
C. Sánchez enters the game and replaces M. Lanzini.
Carlos Sanchez enters the pitch in place of Lanzini, as West Ham make their final change.
86'
Domingos Quina enters the game and replaces T. Cleverley.
The final Watford substitution sees Gracia bring on Quina in place of Cleverley.
85'
The ball drops for Gray inside the box after a Watford corner, but he blazes his half-volley well over the bar while on the turn.
83'
Gray controls it well on the right-hand side of the box and looks to quickly play it inside to Welbeck, but the well-worked move is cut out by the West Ham defence before it becomes a real threat.
79'
Watford have tried and failed to launch an attack from deep on a couple of occasions of late, with some poor passing among the defence leading to them losing possession in dangerous areas.
78'
Pablo Fornals enters the game and replaces Felipe Anderson.
Pellegrini makes his second change of the match as Fornals enters the fray in place of Anderson.
76'
A. Ogbonna gets yellow.
Welbeck makes an immediate impact as he surges forward from the halfway line and is brought down by Ogbonna, who receives a yellow card.
Minute
Description
74'
D. Welbeck enters the game and replaces Deulofeu.
I. Sarr enters the game and replaces W. Hughes.
Watford's first substitution sees Deulofeu replaced by Welbeck.
The second Watford change sees Hughes replaced by Sarr, who comes on for his Watford debut.
73'
S. Haller has scored a goal for West Ham United!
GOOOAL! Haller scores his second to make it 3-1! The resulting corner is headed goalwards by Antonio, but Foster can only palm his effort into the air for Haller to then nod into an empty net from inside the six-yard box!
71'
CLOSE! Anderson's delivery from the right is met by Antonio at the near post, but his strong header is well-saved by Foster who tips it wide for a corner.
69'
Anderson looks to hit Watford on the counter as he brings it forward with pace. He has a number of options to his right, but boldly chooses to go alone and is stopped in his tracks by the Watford defence.
68'
Watford's short corner eventually falls to Capoue some 30 yards out and he tries to clip a ball into the centre, but Cleverley fails to control it with his back to goal and West Ham clear it away.
66'
Watford are now looking for an immediate response as Cleverley brings it forward on the right and finds Deulofeu on the opposite flank, but his delivery is deflected into the hands of Fabianski.
64'
S. Haller has scored a goal for West Ham United! Assist by Felipe Anderson.
GOOOAL! Haller makes it 2-1 to West Ham! Anderson takes a heavy touch on the edge of the box to take the ball to the left byline before cutting it back into the path of Haller, who taps it home with ease from close range.
Haller initially started the move by leaving the ball to Anderson on the edge of the box, who used his pace to reach the byline. It was then an easy finish into an empty net for Haller as he scored his first goal for his new club.
63'
J. Holebas gets yellow.
Holebas receives the first booking of the match for clipping down Antonio as he looked to break down the right flank.
61'
There will now be a drinks break at Vicarage Road as the players rehydrate themselves in the Hertfordshire heat.
59'
Doucoure wins a free-kick just inside the West Ham half which is taken quickly to Hughes, but the midfielder wastes possession as his ambitious ball wide to Deulofeu is intercepted.
55'
M. Antonio enters the game and replaces A. Yarmolenko.
The first substitution of the match sees West Ham's Yarmolenko replaced by Antonio.
54'
Deulofeu fails to create a pocket of space inside the West Ham box and is forced to rush his delivery into the centre, which means it is blocked and easily dealt with by the visitors' defence.
52'
West Ham look to make a quick break as Lanzini picks up the ball on the halfway line and looks to feed Yarmolenko down the left channel, but the linesman already had his flag up against the winger.
48'
Deulofeu once again has the ball on the right flank and he takes it to the byline before chipping a cross into the box, which is blocked by Ogbonna. Watford are appealing that the ball deflected off the defender's arm, but the referee waves away their protests.
47'
The ball drops to Deulofeu on the right-hand side of the area and he tricks his way past Masuaku before cutting it across the face of goal, but his delivery is cleared away by Diop inside the six-yard box.
46'
West Ham get us underway at the start of the second period.
45' +4
HALF-TIME: Watford 1-1 West Ham
45' +2
Watford work the ball into a good position on the right which eventually lands at the feet of Cleverley in a promising central area, but he fails to make a connection and it runs through to the opposite flank.
45'
There will be four minutes of added time at the end of the first half.
44'
Yarmolenko picks up the ball deep inside the West Ham half and looks to make a quick break forward, but he is tripped over by Hughes who concedes a clear free-kick.
40'
Watford's corner from the left falls to Cleverley some 10 yards from goal, but he fails to adjust and half-volleys his effort well over the bar.
38'
Femenia receives the ball on the right-hand side of the box before clipping a delivery into the box which is met by the head of Doucoure, but his effort is put behind for a corner by Ogbonna.
36'
Cleverley slides the ball into danger man Deulofeu on the edge of the box and the winger cuts inside the defender before aiming to curl an effort into the right-hand corner, but Diop is on hand to make an important block.
34'
West Ham win another corner on the right side which is met by the head of Diop, but the defender's header towards the left-hand corner is easily held by Foster.
32'
Noble is sloppy in possession deep inside the West Ham half and he gives the ball away to Gray. The striker feeds Doucoure who then lays it off to Deulofeu, but he sees his first-time shot blocked from the right-hand side of the box.
30'
The attacking midfielder was down for some time as the West Ham physio appeared to apply treatment to his lower leg, but he is able to continue.
26'
Holebas makes a surging break down the left channel before cutting the ball back to Gray just inside the penalty area, but the striker mistimes his attempted sweeping effort which is not troubling Fabianski.
24'
West Ham are now in the ascendency as they win a string of set-pieces in quick succession, but their pressure fades away when Ogbonna is brought down under the challenge of Dawson.
22'
Lanzini collects the ball on the left before fizzing a cross towards Yarmolenko at the back post. The winger nods it back across to goal towards Haller, who sees his ambitious bicycle kick comfortably held by Foster.
20'
Gray gets in another good position in the box after controlling Femenia's cross from the right, but he rushes his effort and fires it well over the bar.
19'
West Ham's corner is cleared away by the Watford defence as far as Masuaku on the edge of the box, but his half-volleyed cross is collected by the rising hands of Foster.
17'
A. Gray has scored a goal for Watford! Assist by W. Hughes.
GOOOAL! Gray scores to make it 1-1! Hughes picks it up on the edge of the area and plays a disguised pass through to Gray, who is able to get on the right side of Masuaku before firing a low effort into the bottom left-hand corner.
Hughes has been looking dangerous so far and he did showed great vision to pick out the run of Gray, who produced an excellent finish to level the scores.
16'
West Ham once again carry the ball forward with intent, but Anderson's cross is blocked by the Watford defence who can clear the danger.
11'
Deulofeu receives the ball in a dangerous area on the right-hand side of the box, but he takes his time to get a shot away which allows Diop to race back and make a block.
8'
It's been a really energetic start to proceedings here with drama at both ends of the pitch, and it is now West Ham's turn to threaten as they bring the ball forward.
3'
Penalty goal scored by M. Noble for West Ham United!
GOOOAL! Noble makes it 1-0 to West Ham! The midfielder had to wait a while before taking the penalty, but he sent Foster the wrong way and nestled the ball into the bottom left-hand corner.
1'
The referee blows his whistle and Watford get us underway!
Hughes wins possession in midfield and plays a teasing ball through to Deulofeu in the centre, but the winger is crowded out as he bursts into the West Ham penalty area early on.
Hello and welcome to live coverage of this Premier League clash between Watford and West Ham at Vicarage Road!
SUBS: Daryl Janmaat, Heurelho Gomes, Domingos Quina, Christian Kabasele, Ismaila Sarr, Danny Welbeck, Nathaniel Chalobah.
WATFORD (4-2-3-1): Ben Foster; Kiko Femenia, Craig Dawson, Craig Cathcart, Jose Holebas; Abdoulaye Doucoure, Etienne Capoue; Will Hughes, Tom Cleverley, Gerard Deulofeu; Andre Gray.
SUBS: Michail Antonio, Pablo Zabaleta, Pablo Fornals, Fabian Balbuena, Roberto Jimenez, Carlos Sanchez, Albian Ajeti.
Watford are still looking for their first point of the new Premier League season after defeats to Brighton and Everton, while Javi Gracia’s side are also yet to score this campaign. Meanwhile, West Ham collected their first point of the season with a 1-1 draw against Brighton last time out, but are also in the hunt for their first league victory since beating today’s opponents on the final day of last season.
WEST HAM (4-2-3-1): Lukasz Fabianski; Ryan Fredericks, Angelo Ogbonna, Issa Diop, Arthur Masuaku; Mark Noble, Declan Rice; Andriy Yarmolenko, Manuel Lanzini, Felipe Anderson; Sebastien Haller.
The players are emerging from the tunnel and we are almost ready for kick-off at Vicarage Road.
The players are now on their way out for the second half in the Hertfordshire sun.
That's all from Vicarage Road. Thank you for following our live coverage of this Premier League clash!
Watford must now look to end their losing streak when they host Coventry City in the Carabao Cup on Tuesday night, before they face a trip to Newcastle next weekend. Meanwhile, West Ham will travel to Newport for their midweek fixture and must then prepare to host newly promoted Norwich next weekend.
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