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1. www.wpc.ncep.noaa.gov › html › heatindexHeat Index Calculation - Weather Prediction Center

   www.wpc.ncep.noaa.gov › html › heatindex

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   25 Αυγ 2023 · Heat Index Chart and Explanation. WPC Heat Index Forecasts More Meteorological Conversions and Calculations

   • The Heat Index Equation

     The Heat Index Equation. The computation of the heat index...

   • NWS HeatRisk

     The NWS HeatRisk is an experimental color-numeric-based...

   • 6-10 Day Heat Index Outlook

     The CPC issues the official U.S. 6 to 10 day outlooks. These...

   • 6-10 Day Heat Index Tables

     These outlooks illustrate the probabilities of having above,...

2. www.noaa.gov › jetstream › synopticHeat Index - National Oceanic and Atmospheric Administration

   www.noaa.gov › jetstream › synoptic

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   20 Σεπ 2023 · Learn how heat and humidity combine to create the Heat Index, a measure of how hot it feels to the body. Find out how to read the chart, what factors affect the Heat Index, and what are the health risks of high Heat Index values.

3. www.weather.gov › safety › heat-indexHeat Forecast Tools - National Weather Service

   www.weather.gov › safety › heat-index

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   Heat Index. The Heat Index is a measure of how hot it really feels when relative humidity is factored in with the actual air temperature. To find the Heat Index temperature, look at the Heat Index Chart above or check our Heat Index Calculator.

4. www.wpc.ncep.noaa.gov › html › heatindex_equationThe Heat Index Equation - Weather Prediction Center

   www.wpc.ncep.noaa.gov › html › heatindex_equation

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   12 Μαΐ 2022 · The Heat Index Equation. The computation of the heat index is a refinement of a result obtained by multiple regression analysis carried out by Lans P. Rothfusz and described in a 1990 National Weather Service (NWS) Technical Attachment (SR 90-23). The regression equation of Rothfusz is.

5. www.wpc.ncep.noaa.gov › heatriskNWS HeatRisk - Weather Prediction Center

   www.wpc.ncep.noaa.gov › heatrisk

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   The NWS HeatRisk is an experimental color-numeric-based index that provides a forecast risk of heat-related impacts to occur over a 24-hour period. HeatRisk takes into consideration: How unusual the heat is for the time of the year; The duration of the heat including both daytime and nighttime temperatures

6. www.cpc.ncep.noaa.gov › products › predictions6-10 Day Heat Index Outlook - Climate Prediction Center

   www.cpc.ncep.noaa.gov › products › predictions

   30 Σεπ 2024 · Find the official U.S. forecast for the probability of above, normal, and below normal heat index for the next 6 to 10 days. Click on a region to get more detailed information and 500 millibar heights.

7. www.cpc.ncep.noaa.gov › products › predictions6-10 Day Heat Index Tables - Climate Prediction Center

   www.cpc.ncep.noaa.gov › products › predictions

   9 Μαρ 2011 · These outlooks illustrate the probabilities of having above, normal, and below normal temperature and precipitation for the 6 to 10 day period, respectively. The outlooks also include forecast 500 millibar heights for the 6 to 10 day period.