Weather Computer
Original java script by Ron Murphy of the Birmingham, AL, National Weather Service

Temperature Conversion

Fahrenheit ( o F )
Celsius ( o C )
Celsius ( o C )
Fahrenheit ( o F )

Windchill Calculation

Valid entries are, air temperatures less than 46 o F ( 8 o C ), and wind speeds greater than 4 MPH.
Temp
( o F )
Wind
Speed
(mph)
Wind chill =
Temp
( o C )
Wind
Speed
(mph)
Wind chill =

Relative Humidity Calculation

Temp
( o F )
Dew
Point
( o F )
Relative Humidity =
Temp
( o C )
Dew
Point
( o C )
Relative Humidity =

Heat Index Calculation

Valid entries are, air temperatures greater than 80 o F ( 27 o C ), dew point temperatures greater than 65 o F ( 12 o C ), and relative humidities higher than 40 percent.
Temp
( o F )
Dew
Point
( o F )
  RH =
Temp
( o C )
Dew
Point
( o C )
  RH =
Temp
( o F )
Relative
Humidity
(%)
Heat Index =
Dew Point =
Temp
( o C )
Relative
Humidity
(%)
Heat Index =
Dew Point =