An extreme heat warning is in effect for metro Phoenix as temperatures are forecast to reach a record-breaking 104 degrees.

Today we'll see an afternoon high of 104 in Phoenix. In Flagstaff, the high will climb into the low-mid 80s-- which is closer ...

Phoenix is expected to experience an unprecedented heat wave with record-setting triple-digit temperatures. The high ...

The city of Phoenix will restrict some of its most popular hiking trails starting Thursday, following an Extreme Heat Warning ...

Temperatures reached 100 degrees in Phoenix on March 18, breaking several heat records in one fell swoop.

Several hiking trails will be closed from 8 a.m. to 5 p.m. on March 19 through 22. It's a safety precaution due to the extreme heat.

Historic, record-breaking heat will continue into the weekend, with daily high temperature records likely to be broken over the next seven days.

Record-breaking temperatures are forecast for Arizona this week, with Phoenix expected to hit the 100s as part of an unprecedented March heatwave.

In March, Phoenix’s average daily low is 52°F and the average high is 77°F, with rain on only ...

Metro Phoenix could hit 100 degrees this week, setting a new record for first 100 degree day. Here's what to expect, plus forecast and radar.

The forecast high today is 93 degrees, which will set a new record for warmth. The previous record high was 92, set in 2017.

Comparing extreme-weather data from the National Weather Service may provide more crucial information than you think.