diff --git a/addon-config.xml b/addon-config.xml
index 115d068..4892054 100644
--- a/addon-config.xml
+++ b/addon-config.xml
@@ -16,6 +16,7 @@
             </options>
             <downloading type="bool">0</downloading>
             <text-status type="string"></text-status>
+            <aloft-updater-status type="string">stopped</aloft-updater-status>
         </simbrief>
     </sim>
     <!--
diff --git a/addon-main.nas b/addon-main.nas
index cc9fe5f..a5ffbc4 100644
--- a/addon-main.nas
+++ b/addon-main.nas
@@ -40,7 +40,7 @@ var download = func (username, onSuccess, onFailure=nil) {
                 var errs = [];
                 call(onSuccess, [filename], nil, {}, errs);
                 if (size(errs) > 0) {
-                    setprop('/sim/simbrief/text-status', 'parser errors, see log for details');
+                    setprop('/sim/simbrief/text-status', 'errors, see log for details');
                     debug.printerror(errs);
                 }
                 else {
@@ -471,6 +471,14 @@ var startAloftUpdater = func () {
     }
     if (aloftTimer.isRunning) return;
     aloftTimer.start();
+    setprop('/sim/simbrief/aloft-updater-status', 'running');
+};
+
+var stopAloftUpdater = func () {
+    if (aloftTimer != nil) {
+        aloftTimer.stop();
+        setprop('/sim/simbrief/aloft-updater-status', 'stopped');
+    }
 };
 
 var importWindsAloft = func (ofp) {
@@ -604,7 +612,9 @@ var main = func(addon) {
     else {
         print("Loading SimBrief importer");
         globals['simbrief'] = {
-            'loadFP': loadFP
+            'loadFP': loadFP,
+            'startAloftUpdater': startAloftUpdater,
+            'stopAloftUpdater': stopAloftUpdater,
         };
         var myMenuNode = findMenuNode(1);
         myMenuNode.setValues({
diff --git a/gui/dialogs/addon-simbrief-dialog.xml b/gui/dialogs/addon-simbrief-dialog.xml
index c14e65a..edf7b2c 100644
--- a/gui/dialogs/addon-simbrief-dialog.xml
+++ b/gui/dialogs/addon-simbrief-dialog.xml
@@ -168,6 +168,7 @@
         </group>
         <group>
             <layout>hbox</layout>
+            <halign>left</halign>
             <checkbox>
                 <property>/sim/simbrief/options/import-winds-aloft</property>
                 <label>Winds Aloft</label>
@@ -177,6 +178,31 @@
                 <halign>left</halign>
                 <pref-width>100</pref-width>
             </checkbox>
+            <text>
+                <label>Updater: unknown</label>
+                <format>Updater: %s</format>
+                <property>/sim/simbrief/aloft-updater-status</property>
+                <live type="bool">true</live>
+                <halign>left</halign>
+            </text>
+            <button>
+                <legend>Start</legend>
+                <binding>
+                    <command>nasal</command>
+                    <script>simbrief.startAloftUpdater();</script>
+                </binding>
+                <halign>left</halign>
+            </button>
+            <button>
+                <legend>Stop</legend>
+                <binding>
+                    <command>nasal</command>
+                    <script>simbrief.stopAloftUpdater();</script>
+                </binding>
+                <halign>left</halign>
+            </button>
+            <empty>
+            </empty>
         </group>
         <hrule/>
         <group>