Earth has just experienced its hottest Northern Hemisphere summer on record, with August being the hottest month ever recorded by modern equipment. The average temperature in August was 1.5 degrees Celsius (2.7 degrees Fahrenheit) higher than pre-industrial averages, leading to extreme weather events such as heat waves, droughts, and wildfires. The WMO and C3S have urged governments to take action to reduce emissions and mitigate the effects of climate change, and U.S. President Joe Biden has promised federal aid for Idalia recovery.
Posts tagged as “the Northern Hemisphere”
This week, the Northern Hemisphere has experienced heat waves and flooding due to extreme weather conditions. The World Meteorological Organization (WMO) has reported that temperatures are expected to continue to rise, with Phoenix, Arizona potentially tying the heat record set in 1974. The WMO has warned that the heat wave is likely to continue into August, highlighting the effects of global warming and the need to take action.
The National Oceanic and Atmospheric Administration (NOAA) has announced that La Niña, a weather pattern that increases hurricane activity and worsens western drought, has officially ended, with neutral conditions now in place. This is the first time since September 2020 that neutral conditions have been in place, and they are expected to continue through early summer in the Northern Hemisphere. El Niño is also expected to increase the chance for early spring conditions across the southern U.S.