diff --git a/src/Bindings/LuaState.cpp b/src/Bindings/LuaState.cpp
index 7a5ed1425..32638df96 100644
--- a/src/Bindings/LuaState.cpp
+++ b/src/Bindings/LuaState.cpp
@@ -811,6 +811,18 @@ void cLuaState::GetStackValue(int a_StackPos, double & a_ReturnedVal)
 
 
 
+void cLuaState::GetStackValue(int a_StackPos, eWeather & a_ReturnedVal)
+{
+	if (lua_isnumber(m_LuaState, a_StackPos))
+	{
+		a_ReturnedVal = (eWeather)Clamp((int)tolua_tonumber(m_LuaState, a_StackPos, a_ReturnedVal), (int)wSunny, (int)wThunderstorm);
+	}
+}
+
+
+
+
+
 bool cLuaState::CallFunction(int a_NumResults)
 {
 	ASSERT (m_NumCurrentFunctionArgs >= 0);  // A function must be pushed to stack first
diff --git a/src/Bindings/LuaState.h b/src/Bindings/LuaState.h
index 066390e39..723193ae7 100644
--- a/src/Bindings/LuaState.h
+++ b/src/Bindings/LuaState.h
@@ -30,6 +30,7 @@ extern "C"
 }
 
 #include "../Vector3.h"
+#include "../Defines.h"
 
 
 
@@ -222,6 +223,10 @@ public:
 	/** Retrieve value at a_StackPos, if it is a valid number. If not, a_Value is unchanged */
 	void GetStackValue(int a_StackPos, double & a_Value);
 	
+	/** Retrieve value at a_StackPos, if it is a valid number, converting and clamping it to eWeather.
+	If not, a_Value is unchanged. */
+	void GetStackValue(int a_StackPos, eWeather & a_Value);
+	
 
 	/** Call any 0-param 0-return Lua function in a single line: */
 	template <typename FnT>
diff --git a/src/Bindings/PluginLua.cpp b/src/Bindings/PluginLua.cpp
index 344031995..104380ea4 100644
--- a/src/Bindings/PluginLua.cpp
+++ b/src/Bindings/PluginLua.cpp
@@ -1347,18 +1347,15 @@ bool cPluginLua::OnWeatherChanging(cWorld & a_World, eWeather & a_NewWeather)
 {
 	cCSLock Lock(m_CriticalSection);
 	bool res = false;
-	int NewWeather = a_NewWeather;
 	cLuaRefs & Refs = m_HookMap[cPluginManager::HOOK_WEATHER_CHANGING];
 	for (cLuaRefs::iterator itr = Refs.begin(), end = Refs.end(); itr != end; ++itr)
 	{
-		m_LuaState.Call((int)(**itr), &a_World, NewWeather, cLuaState::Return, res, NewWeather);
+		m_LuaState.Call((int)(**itr), &a_World, a_NewWeather, cLuaState::Return, res, a_NewWeather);
 		if (res)
 		{
-			a_NewWeather = (eWeather)NewWeather;
 			return true;
 		}
 	}
-	a_NewWeather = (eWeather)NewWeather;
 	return false;
 }