diff --git a/modules/amv/intercompare.py b/modules/amv/intercompare.py
index 14fdd06c638aad7d069f639750c88cdbc99298e9..74db79edf5f7ee63ee4e67518b5406eacc96a4e8 100644
--- a/modules/amv/intercompare.py
+++ b/modules/amv/intercompare.py
@@ -1110,6 +1110,19 @@ def best_fit_altitude(amv_spd, amv_dir, amv_alt, amv_lat, amv_lon, fcst_spd, fcs
     a3 = fcst_alt[imin+1]
     v3 = vec_diff[imin+1]
 
+    sat_wind_best_fit_alt = a2
+
+
+
+
+    # Find best fit U and V by linear interpolation:
+    if a2 == sat_wind_best_fit_alt:
+        sat_wind_best_fit_u = fcst_uwind[imin]
+        sat_wind_best_fit_v = fcst_vwind[imin]
+    else:
+        pass
+
+
     return bf_tup
 
 def get_press_bin_ranges(lop, hip, bin_size=100):