Relative humidity measures how much moisture is in the air compared to how much it could hold at a given temperature. It is simply the dew point temperature divided by the air temperature, times 100.

The National Weather Service issued a Special Weather Statement followed by a Red Flag Warning about an hour later for the ...

Miami's weather forecast includes hot, humid conditions with intermittent rain and high temperatures in the 80s.

This week’s big weather story will be decreasing humidity. It is going to be a painfully slow wait for southern Michigan to get into more comfy air. The cooler air will be brought by a cold front ...

The risk for fast-spreading wildfires is high on Wednesday, especially for areas west of the San Bernard River that are under ...

Miami is expecting temperature drops with two cool fronts arriving Tuesday night and Thursday, bringing highs in the 70s and ...

HONOLULU (HawaiiNewsNow) - Critical fire weather conditions have eased as upper-level disturbances in the vicinity of the ...