Temperature Input
°F
Recommended: Use a WBGT meter (e.g., Extech HT30) positioned along the run course or at the finish line for accurate readings.
°F
%
Note: This provides an estimate only. WBGT also accounts for solar radiation and wind speed. For critical decisions, use a calibrated WBGT meter.
Recommended Actions
WBGT Threshold Reference
Low Risk
≤ 78.26°F
Moderate
78.26 - 82.04°F
High Risk
82.22 - 86°F
Very High
86.18 - 89.96°F
Extreme
≥ 89.96°F