How to show Hour in a html snippet div box with + 1 hour condition ?

Hi Team,

I want to show hour in my dashboard but it will be with add 1 hour in current hour.

i'm using this to get the current hour in my div box

<div class="widgetText" style="color: #61ddbb;"> <%=now.getHour()%> </div>

OutPut

now i'm trying to add + 1 hour in current hour. i had issue for that

Trying this to add

<div class="widgetText" style="color: #fc8372;"> <%=now.addHour(1) %> </div>

OutPut

16-Jul-2019 14:00:04

But exactly what i need is

13:00

14:00

15:00

Thanks in advance.