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Heat advisory issued for St. Louis region

Cause of the heat wave is a strong ridge of high pressure making its way through Northern California, Rowe said. That is in unsafe territory which is why heat advisories and/or warnings are in effect.

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This, of course, is not always possible so if you work outside make sure you are staying well hydrated and try not to over exert yourself.

Typically, these are put out when temperatures reach 40 degrees, once the humidex is factored in.

After one day of 90-degree temperatures during all of summer 2014 in the Flint-area, residents may find the warmth expected over the next 48 hours a bit uncomfortable.

The Sacramento region will get a good dose of sunshine and increasing heat this week, with high temperatures expected to reach into triple-digit territory, forecasters say. Keep checking back to see if anything turns severe.

Now that the rains have ended, at least for another week or so, the heat and humidity will be the main weather issue through the weekend and well into next week.

Heat index of 130: Heat stroke is imminent.

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New York’s summer has been pretty pleasant so far, but that’s about to change. Highs today will top out in the 90s with heat indices above 100.

Sunday heat