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The original item was published from 6/28/2013 10:51:00 AM to 7/27/2013 12:10:00 AM.

News Flash

Emergency Management

Posted on: June 7, 2013

[ARCHIVED] It's Time to Think About the Summer Heat

To access the NWS summertime decision support newsletter, see

And here are the basic criteria for NWS heat related products:
• Heat advisory: Heat index around 105 degrees or greater, or 4 days or more of a heat index greater than 100.
• Excessive Heat Warning: Heat index of 105 for 4 days OR a heat index of 110 degrees or greater.
While these criteria are not strict, they do provide the foundation for NWS heat products though there may be some variation with surrounding NWS offices.

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