Extreme Heat Warning issued July 3 at 1:40PM EDT until July 3 at 8:00PM EDT by NWS Northern Indiana* WHAT…For the Extreme Heat Warning, dangerously hot conditions
with heat index values up to 105. For the Heat Advisory, heat
index values up to 100.
* WHERE…Portions of northern Indiana and northwest Ohio.
* WHEN…For the Extreme Heat Warning, until 8 PM EDT this evening.
For the Heat Advisory, from 8 PM this evening to 8 PM EDT Saturday.
* IMPACTS…Heat related illnesses increase significantly during
extreme heat and high humidity events.* WHAT…For the Extreme Heat Warning, dangerously hot conditions
with heat index values up to 105. For the Heat Advisory, heat
index values up to 100.
* WHERE…Portions of northern Indiana and northwest Ohio.
* WHEN…For the Extreme Heat Warning, until 8 PM EDT this evening.
For the Heat Advisory, from 8 PM this evening to 8 PM EDT Saturday.
* IMPACTS…Heat related illnesses increase significantly during
extreme heat and high humidity events.1:45 PMJuly 3, 2026
