FAQ

March 28, 2019

Why did my forecast change? The wet bulb globe temperature (WBGT) forecasts are calculated from National Weather Service (NWS) forecasts of temperature, humidity, sky cover, and wind speed.  These forecasts often change slightly in response to new information produced by … Continued

Understanding the WBGT tool

March 28, 2019

Background: 1. Because this is a forecasting tool, the WBGT values should be interpreted like that from any other weather forecast.  Over the first few days, the tool has much skill in forecasting WBGT.  However this skill declines towards the … Continued

How to Measure WBGT

March 28, 2019

Tips for measuring WBGT:   1. If the WBGT device has been inside, allow at least 15 minutes for it to adjust to conditions when beginning measurement. 2. WBGT can change quickly in response to momentary fluctuations in wind and … Continued

What is WBGT?

March 28, 2019

What is WBGT?   The Wet-Bulb Globe Temperature (WBGT) is a way to measure the heat stress on a body. WBGT takes into account: 1. temperature 2. humidity 3. wind speed 4. the intensity of the sunlight (i.e. sun angle … Continued

February 20, 2017

Departure from Average:  the number of visits expected expressed as a percent departure from average Average number of Visits: the average number of visits expected (per capita) based on the model forecast, expressed as a percent Good: temperature conditions are … Continued

Contact Us

February 1, 2017

    Charles E Konrad   EMAIL:  cek@email.unc.edu   PHONE:  919-843-4527

Supporting Materials

February 1, 2017

Infographics for Vulnerable Populations: Select an infographic for a downloadable version.  Want to add your organization’s information to the infographic?  Click here for a Power Point version to download.    

Understanding the Tool

February 1, 2017

How do I understand the tool output? The HHVT is designed to provide the expected increase or decrease from the average number of emergency department visits due to heat-related illness.  The tool shows this as the “Departure from Average.”  What does this … Continued

About the HHVT

February 1, 2017

The HHVT is a web-based tool that predicts the daily number of emergency department (ED) visits for heat-related illness across North Carolina.  The current version of the tool inputs 5-day National Weather Service (NWS) point forecasts of daily maximum heat … Continued