[Fog](/Rules.aspx?ID=637)\r\n\r\n**Source** [Core Rulebook](/Sources.aspx?ID=1) pg. 517 4.0\r\n\r\n\r\n\r\nFog imposes a circumstance penalty to visual Perception checks, depending on the thickness; it causes creatures viewed through significant amounts of fog to be concealed; and it cuts off all visibility at half a mile or less—possibly much less. Conditions limiting visibility to about a mile are called mist, and those that do so to about 3 miles are called haze.\r\n\r\n\r\n\r\n\r\n\r\n\r\n",
"name": "Fog",
"next_link": {
"label": "Precipitation",
"url": "/Rules.aspx?ID=638"
},
"previous_link": {
"label": "Underground",
"url": "/Rules.aspx?ID=630"
},
"rarity": "common",
"release_date": "2019-08-01",
"resistance": {},
"search_markdown": "\r\n**Source** [Core Rulebook](/Sources.aspx?ID=1) pg. 517 4.0\r\n\r\nChapter 10: Game Mastering / Environment / Climate\r\n",
"source": [
"Core Rulebook"
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"Core Rulebook pg. 517"
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"source_markdown": "[Core Rulebook](/Sources.aspx?ID=1) pg. 517 4.0",
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"text": " Fog Source Core Rulebook pg. 517 4.0 Fog imposes a circumstance penalty to visual Perception checks, depending on the thickness; it causes creatures viewed through significant amounts of fog to be concealed; and it cuts off all visibility at half a mile or less—possibly much less. Conditions limiting visibility to about a mile are called mist, and those that do so to about 3 miles are called haze. ",
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"url": "/Rules.aspx?ID=637",
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}