diff --git a/NAERSTADMO.py b/NAERSTADMO.py
index e119a5f49e2f4a2d1a6861637f924000045e8f79..5e85913a766025567ee49d49edd78bb9ae8995ba 100644
--- a/NAERSTADMO.py
+++ b/NAERSTADMO.py
@@ -27,6 +27,8 @@ local_timezone = pytz.timezone("Europe/Oslo")
 
 subprocess.run(f"rm {tmpfile_path}*", shell=True)
 
+filename = (f'{tmpfile_path}weather_data.nc')
+
 def create_dataset():
 
     # Find the latest file from previous run to create a start date