Extreme Heat Watch issued June 16 at 12:57AM MST until June 20 at 9:00PM MST by NWS Tucson AZ

* WHAT…For the Extreme Heat Warning, dangerously hot conditions
with temperatures up to 112 possible in the Tucson metropolitan
area, Gila River Valley, and across western and central Pima
County including the Tohono O’odham Nation. High temperatures
elsewhere will be 100 to 106 degrees.
For the Extreme Heat Watch, dangerously hot conditions with
temperatures up to 113 possible in the Tucson metropolitan area,
Gila River Valley, and across western and central Pima County
including the Tohono O’odham Nation. High temperatures elsewhere
will be 100 to 106 degrees.

* WHERE…Eastern Cochise County below 5000 feet, South Central
Pinal County, Southeast Pinal County, Tohono O’odham Nation,
Tucson Metro Area, Upper Gila River Valley, Upper San Pedro River
Valley, Upper Santa Cruz River Valley/Altar Valley, and Western
Pima County.

* WHEN…For the Extreme Heat Warning, until 8 PM MST this evening.
For the Extreme Heat Watch, from Thursday morning through Friday
evening.

* IMPACTS…Heat related illnesses increase significantly during
extreme heat events.