From f844bf26f1f85797d6f97023e0f83323e8e7a3e4 Mon Sep 17 00:00:00 2001
From: borisneubert <borisneubert@2b470e98-0d58-463d-a4d8-8e2adae1ed80>
Date: Sun, 6 Mar 2016 11:41:45 +0000
Subject: [PATCH] 59_Weather: fix for warning caused by empty wind speed

git-svn-id: svn://svn.code.sf.net/p/fhem/code/trunk@11004 2b470e98-0d58-463d-a4d8-8e2adae1ed80
---
 fhem/FHEM/59_Weather.pm | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/fhem/FHEM/59_Weather.pm b/fhem/FHEM/59_Weather.pm
index 281c882ce..b1058ce01 100755
--- a/fhem/FHEM/59_Weather.pm
+++ b/fhem/FHEM/59_Weather.pm
@@ -465,7 +465,7 @@ sub Weather_RetrieveDataFinished($$$)
         $value =~/chill="(-?[0-9.]*?)" .*direction="([0-9.]*?)" .*speed="([0-9.]*?)" .*/;
         $urlResult->{"readings"}->{"wind_chill"} = $1 if (defined($1));
         $urlResult->{"readings"}->{"wind_direction"} = $2 if defined($2);
-        my $windspeed= defined($3) ? int($3+0.5) : "";
+        my $windspeed= defined($3) and ($3 ne "") ? int($3+0.5) : "";
         $urlResult->{"readings"}->{"wind_speed"} = $windspeed;
         $urlResult->{"readings"}->{"wind"} = $windspeed;# duplicate for compatibility
         if (defined($2) & defined($3)) {