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Weather Alerts

The weather alerts layer allows you to display weather alerts data on the map. (North America only) By adding the WeatherAlertClickControl, a weather alert message pop up shows after clicking on an alert. WeatherAlertFilterControl allows you to filter alerts by category, severity, urgency and certainty.

<!DOCTYPE html>
<html lang="en">
        <meta charset="utf-8" />
        <link rel="stylesheet" href="" />
        <script src=""></script>
            body { margin: 0; padding: 0; }

            #map {
                position: absolute;
                top: 0;
                bottom: 0;
                width: 100%;

        <div id="map"></div>

            TrimbleMaps.APIKey = 'YOUR_API_KEY_HERE';
            const map = new TrimbleMaps.Map({
                container: 'map', // container id
                style: TrimbleMaps.Common.Style.TRANSPORTATION, // hosted style id
                center: [-98.38, 38.69], // starting position
                zoom: 3 // starting zoom
            const ctrlClick = new TrimbleMaps.WeatherAlertClickControl();

            const ctrlFilter = new TrimbleMaps.WeatherAlertFilterControl();
            map.addControl(ctrlFilter, 'top-left');
            map.on('load', function() {
Last updated November 30, 2023.