From a2033fca819821ebb4cd387cfb3d5cf0b170086b Mon Sep 17 00:00:00 2001
From: tomrink <rink@ssec.wisc.edu>
Date: Fri, 16 Oct 2020 09:41:47 -0500
Subject: [PATCH] snapshot...
---
modules/amv/intercompare.py | 13 ++++++++++++-
1 file changed, 12 insertions(+), 1 deletion(-)
diff --git a/modules/amv/intercompare.py b/modules/amv/intercompare.py
index 74db79ed..412c682f 100644
--- a/modules/amv/intercompare.py
+++ b/modules/amv/intercompare.py
@@ -1115,12 +1115,23 @@ def best_fit_altitude(amv_spd, amv_dir, amv_alt, amv_lat, amv_lon, fcst_spd, fcs
+
+
# 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
+ if a2 < sat_wind_best_fit_alt:
+ lev_below = imin
+ lev_above = imin + 1
+ Prop = (sat_wind_best_fit_alt - a2) / (a3 - a2)
+ else:
+ pass
+
+ sat_wind_best_fit_u = fcst_uwind[lev_below] * (1.0 - Prop) + fcst_uwind[lev_above] * Prop
+ sat_wind_best_fit_v = fcst_vwind[lev_below] * (1.0 - Prop) + fcst_vwind[lev_above] * Prop
+
return bf_tup
--
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