Dangerous Heat Peaks in Summit, NJ Through Friday

Heat Index Could Reach 115 Degrees

The National Weather Service is warning that the heat index in Summit could reach 110 to 115 degrees through Friday evening. Union County Life is tracking the dangerous heat and what it means for Summit residents this week.

Officials say high humidity and warm overnight temperatures will leave little opportunity for relief. The combination creates conditions that can be life threatening for anyone spending extended time outdoors.

Wednesday Through Friday Forecast

1. -Wednesday will be hot and humid, with temperatures climbing into the mid 90s. The feels like temperature is expected to top 100 degrees.
   
   

2. -Thursday is expected to be the hottest day of the stretch. Highs may approach 100 degrees, with heat index values potentially reaching 110 to 115 degrees.
   
   

3. -Friday will remain dangerously hot, with highs near 100 degrees and heat index values above 105 degrees. The pattern is expected to begin easing later in the day.
   
   

What This Means for Summit

The extended stretch of extreme heat and humidity means little overnight cooldown before each new day begins. Officials point to the combined effect of heat, humidity and warm nights as the main driver of the danger, rather than any single factor alone.

Stay informed about Summit news and announcements on Union County Life.


FAQ

How hot will it get in Summit this week?
Temperatures are expected to reach the mid 90s Wednesday and approach 100 degrees Thursday and Friday, with heat index values as high as 110 to 115 degrees.

When will the heat index be highest in Summit?
Thursday is expected to be the hottest day, with heat index values potentially reaching 110 to 115 degrees.

When will the heat break in Summit?
Conditions are expected to begin easing later in the day Friday, according to the forecast.

Why is this heat considered dangerous?
Officials cite the combination of extreme heat, high humidity and warm overnight temperatures, which leaves little opportunity for relief and can create life threatening conditions for people outdoors for extended periods.