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Click here to view Heat Alert news from 60+ newspapers.
Bookmark or Share- Tracking Dangerous Heat in the U.S. - The New York TimesHeat index measures how hot it feels outside, accounting for temperature and humidity. Map shows highest level forecast for the day. Caution Feels like 80°-90°
- Heat Watch vs. Warning - National Weather ServiceA Heat Advisory is issued within 12 hours of the onset of extremely dangerous heat conditions. The general rule of thumb for this Advisory is when the maximum heat index temperature is expected to be 100° or higher for at least 2 days, and night time air temperatures will not drop below 75°; however, these criteria vary across the country ...
- Heat Forecast Tools - National Weather ServiceThe National Weather Service will initiate alert procedures when the Heat Index is expected to exceed 105°-110°F (depending on local climate) for at least 2 consecutive days. NWS also offers a Heat Index chart for areas with high heat but low relative humidity.
- NWS HeatRisk - Weather Prediction CenterClick map for potential heat risks and NWS forecast for a location. The NWS HeatRisk is an experimental color-numeric-based index that provides a forecast risk of heat-related impacts to occur over a 24-hour period.
- Look up where extreme heat poses the biggest threat in the U.S ...See in maps how heat waves and dangerous temperatures will affect your city this summer. Track the temperatures and extreme heat wave risk in your area.
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