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CONTACT
       Bob Hart
       (rhart at fsu.edu)

Heat Index: Extreme & Weird Weather of the World

Extreme & Weird Weather of the World - Heat Index
This web page displays world cities having the most unique weather during the past three hours.
Change the weather category through the links to the left.

Currently using 36065 observations from 5277 unique global stations over the past 3 hours.
Last Updated: Thu Dec 4 22:31:32 UTC 2025

Note: METAR reports with a pink dollar sign ($) at the end indicate that maintenance is needed on the instrument(s) and thus the values reported may not be reliable, but not necessarily the specific instrument used for the data shown below.
0 stations reporting heat index of 55°C or hotter

0 stations reporting heat index of 50°C to 54°C

0 stations reporting heat index of 45°C to 49°C

6 stations reporting heat index of 40°C to 44°C