Enter a zip code or city name to get forecast:
Setup Location

WRN Logo

Heat Index Contour - Current

Heat Index Contour - Current
Click On the Image For Full Size.



Contour plot of heat index temperatures (F) for the contiguous US. The heat index is the effective temperature of the skin due to the inhibiting effect of humidity to allow the body to cool through sweating and evaporation. Heat index values of greater than 90F are considered high, index values greater than 100F are extreme and index values greater than 110F are considered dangerous.