diff --git a/lib/client/renderer.js b/lib/client/renderer.js
index 45f66d0b30b..c526798e76c 100644
--- a/lib/client/renderer.js
+++ b/lib/client/renderer.js
@@ -86,7 +86,7 @@ function init (client, d3) {
       var selectedRange = chart().createBrushedRange();
       var to = selectedRange[1].getTime();
 
-      var focusHoursAheadMills = to + times.mins(30).msecs;
+      var focusHoursAheadMills = to + client.focusRangeMS;
       var maxForecastMills = focusHoursAheadMills;
 
       if (shownForecastPoints.length > 0) {