Heat index applies only when temperatures are over 80F (26C). Wind chill applies only when temperatures are under 50F (10C).
See the references: http://www.nws.noaa.gov/om/heat/heat_index.shtml http://www.nws.noaa.gov/om/cold/wind_chill.shtml -tk On Tue, Oct 3, 2017 at 11:58 AM, jahfly1000 <[email protected]> wrote: > > presently my ambient temperature is 17 ° wind 5 km / h and humidity 69% > result of my heat index is 17 ° and the same for wind chill > > -- > You received this message because you are subscribed to the Google Groups > "weewx-user" group. > To unsubscribe from this group and stop receiving emails from it, send an > email to [email protected]. > For more options, visit https://groups.google.com/d/optout. > -- You received this message because you are subscribed to the Google Groups "weewx-user" group. To unsubscribe from this group and stop receiving emails from it, send an email to [email protected]. For more options, visit https://groups.google.com/d/optout.
