Excessive heat warning for Graham, Greenlee

Contributed Graphic/NOAA. The excessive heat warning for Graham and Greenlee counties for Friday, May 29.

TUCSON — The National Weather Service has announced that there is an excessive heat warning in effect for Graham and Greenlee counties starting Thursday at noon and running through Saturday at 8 p.m.

An excessive heat warning means extremely dangerous conditions could occur and residents are encouraged to take safety precautions to prevent heat exhaustion or heat stroke.

Daytime highs are expected to be up to 114 degrees in some areas and residents are advised to stay cool and stay hydrated.

Precautions to prevent heat exhaustion or heat stroke include:

● Stay in air-conditioned buildings

● Limit outdoor activity during the hottest part of the day (mid-day)

● Check on at-risk friends, family and neighbors at least twice a day

● Drink water before, during and after working or exercising outside