Unusual hot sun in cold Alaska

Anchorage, the largest city in the US state of Alaska, has experienced a record hot National Day when its temperature reached 32.2 degrees Celsius, the highest level in 50 years.

1 corner of Anchorage city, Alaska state, USA.(Photo: sputnik.com).

In the report published by Anchorage Weather Forecasting Agency on July 4, the highest heat background measured on the US National Day was first recorded at Anchorage International Airport at 17:00 (local time). . The normal heat level measured in the city of Anchorage on this day was 18.3 degrees C. The previous highest temperature record recorded in this area was 29.4 degrees Celsius on June 14, 1969.

Unusual hot weather is thought to be due to the effects of a prolonged high pressure area , which causes cloud cover to be limited, the Sun shines continuously throughout the day, causing temperatures higher than normal days. The agency forecasts that the average temperature in the next 3 days in this city will also be above normal, fluctuating between 27.2 degrees Celsius and 28.9 degrees Celsius. This extraordinary heat wave, along with the conditions Dry weather, raising fears of forest fires in Anchorage and other cities. Earlier, Alaska state recorded more than 30 forest fires.

Alaska is one of two states that are not adjacent to any other US state, dubbed the "ice box" with cold long days. Over the past few years, Alaska's temperature has risen sharply, in part because of melting ice and the Arctic warming. Unusual heat has severely impacted local communities, which are already accustomed to temperatures below 0 degrees C.

1. Why is hot season 2019 unusually hot?