diff --git a/statsboard/src/App.css b/statsboard/src/App.css
index 7426179..9c24b49 100644
--- a/statsboard/src/App.css
+++ b/statsboard/src/App.css
@@ -36,6 +36,13 @@ h1 {
   margin: 5px 0;
 }
 
+.stations-note {
+  font-size: 13px;
+  color: #999;
+  font-style: italic;
+  margin-top: -5px;
+}
+
 #mapAndBoxes {
   display: flex;
   align-items: flex-start;
diff --git a/statsboard/src/App.js b/statsboard/src/App.js
index 05a1d46..e101260 100644
--- a/statsboard/src/App.js
+++ b/statsboard/src/App.js
@@ -345,6 +345,9 @@ function App() {
           {level === "station" && (
             <div>
               <TextField label="Station" sx={{ my: 1, minWidth: 300 }} size="small" variant="outlined" value={station} onChange={e => setStation(e.target.value)} />
+              <div className="stations-note">
+                Comma-separated list, e.g. STA1,STA2
+              </div>
             </div>
           )}
         </Grid>