diff --git a/modules/amv/intercompare.py b/modules/amv/intercompare.py
index 9c8c137b76b88c4335abfdb5069f64d0d65600e3..e069729d2af0bfbe461ac8d498e1124b8958c467 100644
--- a/modules/amv/intercompare.py
+++ b/modules/amv/intercompare.py
@@ -116,7 +116,6 @@ def pireps(filename, lon_range=[-180, 180], lat_range=[-55, 55]):
                     ice_reports.append(cnt)
                     so = re.search(ICE_LVL, s)
                     if so is not None:
-                        ia, ib = so.span()
                         lvl_a, lvl_b = so.group().split('-')
                         if lvl_a.find('FL') >= 0:
                             lvl_a = float(lvl_a[2:]) * 100 * 0.3048
@@ -133,6 +132,7 @@ def pireps(filename, lon_range=[-180, 180], lat_range=[-55, 55]):
                 alts.append(fl)
                 times.append(timestmp)
                 cnt += 1
+
     print(len(ice_reports), len(no_ice_reports))
     lats = np.array(lats)
     lons = np.array(lons)