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About
#EvanstonTEMPESTRY

The Tempestry Project is a global S.T.E.A.M. movement to visualize climate change using textile bar graphs - a.k.a. Tempestries.

Between 2019-2020, more than 30 volunteer knitters and crocheters collaborated for this Chicagoland collection. Closeknit, an Evanston yarn store, supplied and rolled all the yarn for #EvanstonTEMPESTRY. The project was coordinated by the Noyes Cultural Arts Center.

FAQs

What is a Tempestry?

A Tempestry is a knitted or crocheted wall-hanging tapestry with 365 (or 366) rows. Each tapestry represents a year from January (top) to December (bottom); each row represents a daily temperature expressed as a color. In short, a Tempestry is a bar graph of location-specific temperature data.

In our case, #EvanstonTEMPESTRY represents the temperature data of Chicagoland.

Where did you get the temperature data?

The temperature data comes from the National Oceanic and Atmospheric Administration (N.O.A.A.). Due to gaps in data, various Chicagoland weather stations are represented and supplemented: O’Hare International Airport, Midway Airport, and the Chicago Botanic Garden.

How were the years chosen?

Complete Chicagoland temperature data ranged from 1949 - 2018. Volunteers could choose years meaningful to them from these options or were assigned available years.

How did you come up with the Tempestry Project?

The Tempestry Project was founded by Justin Connelly, Marissa Connelly, and Emily McNeil in Anacortes, Washington. #EvanstonTEMPESTRY is a Chicagoland-specific collection inspired by their movement. Read about us in this article from Medill Reports.

See our “Behind the Scenes” below, or continue to the “Gallery” from here.

BEHIND THE SCENES