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A heatwave where?

From the article The 2019/2020 summer of Antarctic heatwave by Sharon A. Robinson et. e. (3/30/2020) in Global Change Biology: Heatwaves are rarely reported in Antarctica, but elsewhere are often classified as three consecutive days with both extreme maximum and minimum temperatures. Using this classification, Casey experienced a heatwave between …

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How hot was February 2020?

From NOAA’s Global Climate Report  – February 2020: Averaged as a whole, February 2020 was near-record warm with a global land and ocean surface temperature departure from average of 1.17°C (2.11°F) above the 20th century average. Only February 2016 was warmer. The February 2020 temperature departure from average was also the third …

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How is spring changing?

Climate Central has put together their 2020 Spring Package (2/2/2020) with information and a selection of city graphs. For example Analyzing average spring temperatures since 1970, the top increases occurred in the Southwest—where spring is the fastest warming season. Reno, Nev. topped the list with an increase of 7.2°F, followed …

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How much has spring snow cover changed?

The Climate.gov article Climate Change: Spring Snow Cover by LuAnn Dahlman and Rebecca Lindsey (2/14/2020) provides the answer as seen in their graph here. This change is another example of a feedback loop. About one-third of Earth’s land surface is covered by snow for some part of the year. The …

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How accurate are climate models?

The NASA Vital Signs of the Planet post Study Confirms Climate Models are Getting Future Warming Projection Right by Alan Buis (1/9/2020) reports In a study accepted for publication in the journal Geophysical Research Letters, a research team led by Zeke Hausfather of the University of California, Berkeley, conducted a …

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How hot was 2019?

From the NOAA Global Climate Report – Annual 2019: The year 2019 was the second warmest year in the 140-year record, with a global land and ocean surface temperature departure from average of +0.95°C (+1.71°F). This value is only 0.04°C (0.07°F) less than the record high value of +0.99°C (+1.78°F) …

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How much has sea level risen?

The Climate.gov post Climate Change: Global Sea Level by Rebecca Lindsey (11/19/2019) notes: Global mean sea level has risen about 8–9 inches (21–24 centimeters) since 1880, with about a third of that coming in just the last two and a half decades. The rising water level is mostly due to a …

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How hot was Australia in 2019?

The graph here is from the Australian Bureau of Meteorology Climate changes – trends and extremes page.  In 2019, the temperature was 1.52 deg C (2.7 deg F) above the 30 year average from 1961-1990, which is a new record. The second highest year is 2013 at  1.33 deg C …

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