diff --git a/grid_models.md b/grid_models.md
index 0bbb18f62aa451ebc3abe06101a26e29ee155604..e1fb621e8fcebc166145918e78343c74c1a23fd9 100644
--- a/grid_models.md
+++ b/grid_models.md
@@ -13,6 +13,8 @@ The gridded models are using the same "traffic light" color pattern for indicati
 
 <img src="illustrations/grid_models_01.png" alt="Grid models example" width="1024"/>
 
+*The screenshot shows how results from the Carrot Rust Fly temperature model are presented in VIPS. You select date using the slider in the lower left corner, and you select parameter using the radio buttons in the lower right corner. By clicking in the map, a popup shows the warning status and values of any other parameters.*
+
 ## Prerequisites
 * You should be familiar with web maps and WMS services
 * You should be familiar with using and manipulating gridded weatherdata files, e.g. NetCDF files or GRIB files.
diff --git a/illustrations/grid_models_01.png b/illustrations/grid_models_01.png
index bc687bbc77a4af591adcde60f6c3041edf24f518..9bb362f503762cc30bd6a8d83a8f5e248bcef6f9 100644
Binary files a/illustrations/grid_models_01.png and b/illustrations/grid_models_01.png differ