⚠️ NOTICE: This tool is an aid only. Official flag conditions are determined by the Nimitz Command Quarterdeck monitor or local WBGT measurement.

Newport Wind Chill & WBGT Calculator

Myerkord Avenue, Newport, RI
CURRENT CONDITION
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Initializing...
Temperature
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°F
Wind Speed
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mph
Wind Chill
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°F
Est. WBGT
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°F
Humidity
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%
Source: Loading...
WBGT is an approximation; consult official sources for precision.

96-Hour Projected Conditions

Time Temp Wind Wind Chill WBGT Condition
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Wind Chill Flags Reference

Flag Range Required Actions
CONDITION I (GREEN) 40.0° to 20.1° Use of adequate clothing for cold weather.
CONDITION II (YELLOW) 20.0° to -10.0° Outdoor Drill/PT Secured. Staging < 5 mins.
Outdoor watches issued exposure gear.
CONDITION III (RED) -10.1° to -40.0° Indoor physical activities 20 min. cool down prior to outdoor exposure.
RDC/DI/CandiO first out and last in.
CONDITION IV (BLACK) Below -40.0° All outdoor activities suspended by CDO.

Heat Stress Flags Reference

Flag WBGT Index Required Actions
GREEN 80.0° to 84.9° Protect from sunburn.
>1 Bottle/1-2 Hours.
Drill/PT: 30m work / 15m rest.
YELLOW 85.0° to 87.9° Protect from sunburn.
>1 Bottle/1-2 Hours.
Drill/PT: <30m work / >20m rest.
RED 88.0° to 89.9° PT Secured.
Class team/CandiO marches with company.
>1 Bottle/Hour.
BLACK 90.0° and over Drill/PT Secured.
Class team/CandiO marches with company.
>1 Bottle/Hour.
All Companies "At Ease, MARCH".

• When transitioning to a more restrictive heat condition, implement all actions from previous conditions.

• Hydration: Min 3 bottles/day, Max 12 bottles/day (Max 1.5/hour).