diff --git a/src/analysis/compare_impacts.py b/src/analysis/compare_impacts.py
new file mode 100644
index 0000000..a74e8c5
--- /dev/null
+++ b/src/analysis/compare_impacts.py
@@ -0,0 +1,32 @@
+"""
+Compares forecasted and observed impacts, putting them into one data frame and exporting the results.
+"""
+
+import logging.config
+import os
+
+import pandas as pd
+
+logging.config.fileConfig('./src/logging.conf', disable_existing_loggers=False)
+logger = logging.getLogger(__name__)
+
+
+def compare_impacts(df_forecasted, df_observed):
+    """
+    Merge forecasted and observed storm impacts
+    :param df_forecasted:
+    :param df_observed:
+    :return:
+    """
+    df_compared = df_forecasted.merge(df_observed, left_index=True, right_index=True,
+                                      suffixes=['_forecasted', '_observed'])
+    return df_compared
+
+
+if __name__ == '__main__':
+    logger.info('Importing existing data')
+    data_folder = './data/interim'
+    df_forecasted = pd.read_csv(os.path.join(data_folder, 'impacts_forecasted_mean_slope_sto06.csv'), index_col=[0])
+    df_observed = pd.read_csv(os.path.join(data_folder, 'impacts_observed.csv'), index_col=[0])
+    df_compared = compare_impacts(df_forecasted, df_observed)
+    df_compared.to_csv(os.path.join(data_folder, 'impacts_observed_vs_forecasted_mean_slope_sto06.csv'))