--- /dev/null
+#!/bin/sh
+
+yesterday=`echo "print(os.date(\"%Y-%m-%d\",os.time()-24*60*60))" | /usr/bin/lua`
+
+logdb=`uci get weathermon.process.logdb`
+
+dumpdir=`uci get weathermon.process.archive_dir`/`echo "print(os.date(\"%Y/%m/%d\",os.time()-22*60*60))" | /usr/bin/lua`
+
+mkdir -p $dumpdir
+
+/usr/bin/weather-filter $logdb dump-compacted $yesterday $dumpdir
+
+sqlite3 $logdb "delete from log where time_stamp<date('now','-1 day')"