initial

wttr_precipitation

@@ -0,0 +1,16 @@
+#!/bin/sh
+
+case $1 in
+   config)
+        cat <<'EOM'
+graph_category environment
+graph_title Precipitation
+graph_vlabel mm
+precipitation.label precipitation
+graph_args -l 0
+EOM
+        exit 0;;
+esac
+
+printf "precipitation.value "
+curl -s https://wttr.in/${wttr_location}\?format="%p\n" 2>&1 | sed 's/mm//'