diff --git a/rslp/forest_loss_driver/inference/extract_alerts.py b/rslp/forest_loss_driver/inference/extract_alerts.py
index 3a0b4fc..2f66295 100644
--- a/rslp/forest_loss_driver/inference/extract_alerts.py
+++ b/rslp/forest_loss_driver/inference/extract_alerts.py
@@ -393,6 +393,10 @@ def extract_alerts_pipeline(
             extract_alerts_args.days,
             extract_alerts_args.prediction_utc_time,
         )
+        # check if mask is all 0s
+        if np.all(forest_loss_mask == 0):
+            logger.warning(f"No forest loss events found for {fname}")
+            continue
         logger.info(f"Create shapes from mask for {fname}")
         # Rasterio uses True for features and False for background
         ignore_mask = forest_loss_mask == 1