Strong to severe thunderstorms are possible on Wednesday in parts of the Ohio Valley, Upper Mississippi Valley and south-central Plains. These storms may produce heavy rain and flooding in the Ohio Valley. Meanwhile, a strong cold front will sweep through the Northwest U.S. with rain, mountain snow and high winds. Finally, heat and record high temperatures are likely across the Southern U.S. Read More >
Temperature Conversion |
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Enter a number then click on the the conversion button. | ||||
Wind Speed Calculations |
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mph knots m/sec km/hr | ||||||
Wind Chill Calculation |
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Enter the temperature in degrees Fahrenheit and wind speed in mph, then click on the Calculate WC to compute the windchill index. |
Relative Humidity Calculation |
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Enter the air temperature and the dew point in degrees Fahrenheit, then click on the Calculate RH to compute the relative humidity. |
Heat Index Calculations |
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Enter the temperature in degrees Fahrenheit and relative humidity (RH) in percent (without the % sign), or the Dew Point (Tdp). Then click on the Calculate HI to compute the heat index (HI). | |||||||
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