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Table of Contents

Heat Index

How to create a Heat Index data stream.

Table of Contents

The Heat Index estimates how warm it feels as a result of air temperature and relative humidity. It's used to assess the risk level of outdoor activities: the stress thresholds let you track when heat stress will be experienced and help determine the duration and intensity of outdoor activities. Thresholds are region-dependent.

This model is not yet available in the Beta.

Heat Index thresholds (°F)

Color

Classification

Heat Index

Red

Extreme Danger

> 125

Orange

Danger

103 – 124

Yellow

Extreme Caution

90 – 103

Light Yellow

Caution

80 – 90

Green

Comfortable

< 80

Heat Index thresholds (°C)

Color

Classification

Heat Index

Red

Extreme Danger

> 54

Orange

Danger

41 – 54

Yellow

Extreme Caution

32 – 41

Light Yellow

Caution

27 – 32

Green

Comfortable

< 27

Supported sensors

Heat Index can be calculated from any air temperature and relative humidity sensor combination.

Recommended sensors

  • ATMOS 41
  • ATMOS 41W
  • ATMOS 14

Create a Heat Index model

  1. On the Data page, select New Data.
  2. Select Heat Index as the type.
  3. Select one or more air temperature and relative humidity sensor sources.
  4. Edit the data stream color.
  5. Edit the data stream name.
  6. Select Create to finish.

The new data stream(s) will now appear in your data list.

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