Previously on Gothamist Weather

- Joe explains knots, nautical miles...and furlongs

- New EPA emission rules mean 90% less crap in the air for you to choke on

- KP finds an awesome lightning photo from Monday's crazy night of thunderstorms

- Joe tackles haze and deliquescence; no one bites on my Evanescence joke. Previous thoughts on the difference between haze, mist and fog.

- KP turns us on to retro-fabulous Weather Pixie, wonders which local characters would best represent NYC.

- A week of weather art by the gifted Jennifer Eilertson

In other news, it's getting hot in herre. Gothamist just bit the bullet and ordered a new AC unit from Best Buy (free shipping!). Here are some other places you might consider if that constantly-humming Vornado just isn't doing it for you.