JSFiddle - React, Tailwind, and code Playground

HTML

<div id="result"></div>

JavaScript

var d = new Date();

document.getElementById('result').innerHTML += "Next Monday: " + nextDay(d, 1) + "<br/>";
document.getElementById('result').innerHTML += "Next Tuesday: " + nextDay(d, 2) + "<br/>";
document.getElementById('result').innerHTML += "Next Wednesday: " + nextDay(d, 3) + "<br/>";
document.getElementById('result').innerHTML += "Next Thursday: " + nextDay(d, 4) + "<br/>";
document.getElementById('result').innerHTML += "Next Friday: " + nextDay(d, 5) + "<br/>";
document.getElementById('result').innerHTML += "Next Saturday: " + nextDay(d, 6) + "<br/>";
document.getElementById('result').innerHTML += "Next Sunday: " + nextDay(d, 0) + "<br/>";

function nextDay(d, dow){
    var returnDate = new Date();
    returnDate.setDate(d.getDate() + (dow+(7-d.getDay())) % 7);
    return returnDate;
}