Layer displays the percentage of weather observations in 2011 with high heat index values (103F or higher) by county.
EPA Climate Change Indicators – Change in Extreme Temperatures
This indicator displays changes in the number of days with unusually (>95th percentile) cold temperatures in the contiguous 48 United States. Indicator data are acquired from the EPA’s Climate Change Indicators in the United States, Fourth Edition, published in 2016.
EPA Climate Change Indicators – Change in Surface Temperatures
This indicator describes trends in average surface temperature for the United States. Indicator data are acquired from the EPA’s Climate Change Indicators in the United States, Fourth Edition, published in 2016.
EPA Climate Change Indicators – Change in Snowfall
This indicator examines changes in total snowfall in the contiguous 48 United States. Indicator data are acquired from the EPA’s Climate Change Indicators in the United States, Fourth Edition, published in 2016.
EPA Climate Change Indicators – Change in River Flooding
This indicator examines changes in the size and frequency of inland river flood events in the United States. Indicator data are acquired from the EPA’s Climate Change Indicators in the United States, Fourth Edition, published in 2016.
Drought Severity, 2017-2019
This layer displays the percentage of weeks in Any Drought based on analysis of US Drought Monitor weekly drought data files for years 2017-2019.
Drought Severity, 2019
This layer displays the percentage of weeks in Any Drought based on analysis of US Drought Monitor weekly drought data files for the year 2019.
Maximum Temperature – Average Days Above 95th Percentile
This updated dataset reports the total number of days in which an extreme heat event was above a specific threshold in the 95th, 98th, and 99th percentile. Data were obtained from the Centers for Disease Control and Prevention (CDC) Environmental Public Health Tracking Network (EPHTN).
Heat Index – Average Days Above 98th Percentile
This updated dataset reports the total number of days in which an extreme heat event was above the 98th percentile between 2017-2019 at the county level. Data were obtained from the Centers for Disease Control and Prevention (CDC) Environmental Public Health Tracking Network (EPHTN).
Heat Index – Average Days Above 95th Percentile
This updated dataset reports the total number of days in which an extreme heat event was above the 95th percentile between 2014-2016 at the county level. Data were obtained from the Centers for Disease Control and Prevention (CDC) Environmental Public Health Tracking Network (EPHTN).