From b85a2929e76ddc39f83ac0403f8356e05b71d129 Mon Sep 17 00:00:00 2001
From: Jonas Gunz <himself@jonasgunz.de>
Date: Thu, 24 Aug 2023 17:22:32 +0200
Subject: stuff

---
 xar.py | 34 ++++++++++++++++++++++++++++++++++
 1 file changed, 34 insertions(+)
 create mode 100755 xar.py

(limited to 'xar.py')

diff --git a/xar.py b/xar.py
new file mode 100755
index 0000000..fca3887
--- /dev/null
+++ b/xar.py
@@ -0,0 +1,34 @@
+#!/usr/bin/env python3
+
+import xarray as xr
+from metpy.units import units
+import metpy.calc as mpcalc
+
+import skewt
+
+#grib = pygrib.open('dwd_icon-d2/combined.grib2')
+data = xr.load_dataset('dwd_icon-d2/combined.grib2', engine='cfgrib')
+
+lat = 47.9626
+lon = 11.9964
+
+for_temp = data.sel(latitude=lat, longitude = lon, method='nearest')
+
+for_temp = for_temp[['r', 't', 'u', 'v']]
+
+for step in for_temp.coords['step']:
+    this_step = for_temp.sel(step=step)
+
+    p = this_step.coords['isobaricInhPa'].values * units.hPa
+    T = this_step.t.values * units.K
+    relHum = this_step.r.values * units.percent
+    Td = mpcalc.dewpoint_from_relative_humidity(T, relHum)
+    u = this_step.u.values * (units.m / units.s)
+    v = this_step.v.values * (units.m / units.s)
+
+    skt = skewt.Skewt(p=p, T=T, Td=Td)
+    skt.addWindUV(u, v)
+    skt.addInfo("TEST")
+    skt.plot(filename=f'skewt.png')
+
+    break
-- 
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