Wet Bulb Globe Temperature (WBGT), Most Recent 15 min Observations

WBGT at TA-6 (Main) meteorological tower: 63.6 F

• 19:00 PM MST July 21, 2026
• Air temperature (dry bulb): 71.8 F
• Relative humidity: 52.9 %
• Wind speed: 8.9 mph

WBGT at TA-54 (White Rock) meteorological tower: 64.0 F

• 18:45 PM MST July 21, 2026
• Air temperature (dry bulb): 72.6 F
• Relative humidity: 51.1 %
• Wind speed: 9.0 mph

NOTE: Use the WBGT measurement nearest to the location where the work is taking place.

If WBGT is > 85 F, reach out to your local Industrial Hygienist for a heat stress assessment.

A Heat Stress Screening Protection Plan is required.