
SAINT LOUIS, MO (KMOX) - The latest heat wave could again break records and create health risks. Forecasters say temperatures Tuesday could beat the record of 99 set in 1933.

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Not only will it be hot, but the humidity returns to the region. Plus there's a chance of a thunderstorm pushing in starting Wednesday afternoon, according to AccuWeather's Dean DeVore.

• Today-Sunny. Hot and humid. High 98.
• Tonight-Clear, warm and humid. Low 78.
• Wednesday-Partial sun. Hot and humid. High 94.
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