Monthly Archives: January 2014

How is wind chill calculated (wind chill formula)

The wind chill temperature is calculated using the following formula: Windchill (F) = 35.74 + 0.6215T – 35.75(V^0.16) + 0.4275T(V^0.16) Where: T = Air Temperature (F) V = Wind Speed (mph) ^ = raised to a power (exponential) More about wind chill: Download … Read More…

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What is Hypothermia?

Hypothermia occurs when body temperature falls below 95 degrees Fahrenheit. Visible warning signs include uncontrollable shivering, memory loss, disorientation, incoherence, slurred speech, drowsiness, and exhaustion. The U.S. governments Occupational Safety & Health Administration (OSHA) recommended steps for a person suffering from hypothermia: Call … Read More…

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What is frostbite?

Frostbite is freezing of the skin and underlying tissues. The lower the temperature, the quicker frostbite will occur. Frostbite typically affects the extremities, particularly the feet, toes, hands, fingers, ear lobes, or tip of the nose. The U.S. government’s Occupational Safety & Health … Read More…

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Real-time Weather Observation Monitoring and Email/Text Alert Notification Service

iAlert.com introduces the launch of the  Real-time Weather Observation Monitoring and Email/Text Alert Notification Service. iAlert.com monitors over 2,100 different surface observing systems across the U.S. offering a unique real-time weather observation alert notification service based on your needs and criteria. For example, … Read More…

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Premium Membership Rate Increase Notice

Premium membership allows full access to all iAlert.com services at a locked-in rate. For the last two years this rate has remained flat at $15 per year helping cover high operating costs of this member supported service. However, as our services grow so … Read More…

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Real-Time Local Weather Conditions for the U.S.

iAlert.com introduces Real-Time Local Weather Conditions for the U.S.  This service offers search and display of current and historic weather conditions throughout the U.S. directly from our website.  These weather observations can be accessed from the main iAlert.com web page under “Current Weather … Read More…

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Wind Chill Chart

Wind chill temperature is a measure of the combined cooling effect of wind and temperature. As wind increases, heat is carried away from the body at a faster rate, driving down both the skin temperature and eventually the internal body temperature. The Wind … Read More…

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