diff --git a/source/components/sensor.openweathermap.markdown b/source/components/sensor.openweathermap.markdown
index 4695ee6d5a0..30691b49790 100644
--- a/source/components/sensor.openweathermap.markdown
+++ b/source/components/sensor.openweathermap.markdown
@@ -49,3 +49,6 @@ Configuration variables:
 
 Details about the API are available in the [OpenWeatherMap documentation](http://bugs.openweathermap.org/projects/api/wiki).
 
+Only metric measurements are supported at the moment.
+
+