Glossary of Weather Terms
USA
Do you know the difference between a hurricane and a typhoon? Find definitions for weather terms from absolute humidity to zonal flow and everything in between in the WeatherBug weather glossary.
- Heat Advisory
- Issued when the "heat index" is expected to exceed 105 degrees Fahrenheit or 40 degrees Celsius during the day and 80 degrees Fahrenheit or 27 degrees Celsius during the night for at least two consecutive days.
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