Merge pull request #15589 from KorPhaeron/weather2

Fixes up weather performance

code/modules/mining/lavaland/weather.dm

@@ -36,9 +36,9 @@
 		if(M.z == target_z)
 			M << start_up_message
 
-	spawn(start_up_time)
-		stage = MAIN_STAGE
-		weather_main()
+	sleep(start_up_time)
+	stage = MAIN_STAGE
+	weather_main()
 
 
 /datum/weather/proc/weather_main()

code/modules/mining/lavaland/weather_types.dm

@@ -52,6 +52,9 @@
 		if(stage == MAIN_STAGE)
 			A.invisibility = 0
 			A.opacity = 1
+			A.layer = overlay_layer
+			A.icon = 'icons/effects/weather_effects.dmi'
+			A.icon_state = start_up_overlay
 		else
 			A.invisibility = 100
 			A.opacity = 0