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

Temperature Conversion
Enter a number, then click on the appropriate button to see the result.

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

Windchill Calculation

Temp
(o F)		 Wind
Speed
(mph)
Wind chill =
Temp
(o C)		 Wind
Speed
(mph)
Wind chill =

Relative Humidity Calculation
Temp
(°F )		 Dew
Point
(°F)
Relative Humidity =
Temp
(°C)		 Dew
Point
(°C )
Relative Humidity =

Heat Index Calculation

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

Sources: All information, except those items marked as coming from Intellicast, are from a compilation of weather facts by Hugh Crowther of the Aviation Weather Center. Hugh is a weather historian and has collected and organized weather facts for every day of the year. The data is accessible by month at
http://www.awc-kc.noaa.gov/wxfact.html.

Today In History written and produced by RGA.