---
title: "wgs84ToMerc | Weather SDK | JavaScript maps SDK"
description: "Documentation for Weather JS"
---

# Function wgs84ToMerc

-   wgs84ToMerc(lng: number, lat: number): number\[\][](#wgs84tomerc)
    
    Converts wgs84 (longitude and latitude) into Mercator coordinates (in meters)
    
    #### Parameters
    
    -   lng: number
    -   lat: number
    
    #### Returns number\[\]