Minimal light (from the moons and stars).
Full fog, visibility 10 feet.
Overgrowth on inanimate objects, moss on tree trunks, plants are vibrant, one level up as far as plants go.
A breeze, lots of lightning, torrential rain, cool winds.
Rain is falling with rivers full of rapids and many caverns flooded, one level more rain, normal river strength for this level.
Metal and rock unreliable, 67% decreased tensile strength for this level, ground sturdy.
Landscape wounds open.
Normal landscape.
Vines can trap passerbys, poisons are more potent (poison ivy can make you seriously ill) and animals slightly more aggressive, blood moon has set in, twice as powerful blood moon.