Update app.py

app.py

@@ -261,7 +261,7 @@ def load_ibtracs_data():
         local_path = os.path.join(DATA_PATH, filename)
         if not os.path.exists(local_path):
             logging.info(f"Downloading {basin} basin file...")
-            response = requests.get(IBTRACS_BASE_URI+filename)
+            response = requests.get(IBTRACS_URI+filename)
             response.raise_for_status()
             with open(local_path, 'wb') as f:
                 f.write(response.content)