National Weather Service United States Department of Commerce

Stormy Weather in the Northwest; Fire Weather Threat Redeveloping in Southern California this Weekend

An active fall storm pattern in the Pacific Northwest is bringing heavy rain and high elevation snow to the region which will persist through this weekend. Strong winds associated with this system will bring a renewed period of critical fire weather to southern California later this weekend into next week. Read More >

       

 

Weather Calculations / Conversions


Convert degrees Celsius to degrees Fahrenheit:
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Convert degrees Fahrenheit to degrees Celsius:
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Calculate relative humidity from temperature/dewpoint (deg C):
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Calculate relative humidity from temperature/dewpoint (deg F):
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Calculate heat index from temperature and humidity:
Enter temperature in degrees F:     Enter humidity in percent:

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Calculate heat index from temperature and dewpoint (deg F):
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Calculate heat index from temperature and dewpoint (deg C):
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Calculate wind chill from temperature (deg F) and wind (mph):
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Calculate wind chill from temperature (deg C) and wind (kt):
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Convert pressure from inches to millibars:
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