Chicago continues to experience unseasonably high temperatures extending into October, with a forecast of near 90 degrees before an expected cool down.

A stretch of unseasonably warm weather is coming to an end next week as cooler, more typical fall temperatures move into the ...

An expansive marine heat wave in the North Pacific Ocean will contribute to late surges of summer-like temperatures across ...

Chicago will see summerlike heat through the weekend before a cold front brings cooler, more seasonable weather next week.

An extraordinary October heat wave could bring record-breaking temperatures to the northern Plains and Upper Midwest in the ...

A sweltering heat wave will take over Illinois Wednesday, with high temperatures in the mid 90s and “feels like” temperatures as high as 110 degrees, the NBC 5 Storm Team said. “Very high heat index ...

Highs today will likely soar into the mid and upper 80s. The record for the date is a remarkable 99 degrees and will not be ...

A heat wave is gripping the U.S., with dangerously high temperatures in the West, South and Northeast. Meanwhile, deadly heat is slamming Europe, with the United Kingdom breaking its record Tuesday ...

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“An anomalously strong ridge of high pressure centered over the Four Corners states will lead to a significant heat wave,” the National Weather Service said in a national forecast discussion Tuesday.