Record-breaking temperatures are scorching the West Coast amid what the National Weather Service is looking a “historic and unprecedented heat wave”—and the summer time sizzle hasn’t even reached its peak but, AccuWeather reviews.

More than 20 million individuals throughout six states are underneath warmth alerts from the NWS. Dozens of day by day record-high temperatures had been damaged on Saturday in states starting from Washington to California. Temperatures are anticipated to rise even increased on Sunday and into Monday in sure areas, with “no relief in sight” this week for areas to the east of the Cascades, japanese Oregon, japanese Washington State, a lot of Idaho, and into western Montana, in line with the company.

“After record-breaking heat was felt over the Pacific Northwest and Northern Great Basin on Saturday, even hotter temperatures are forecast today and Monday throughout the region,” it mentioned in a Sunday bulletin. “High temperatures are forecast to soar 20-30+ degrees above average in Washington and Oregon, including highly populated areas west of the Cascade Mountains. Highs well into the triple digits will significantly increase the threat of heat related illnesses.”

In quick, the Pacific Northwest is frying underneath a heat dome, which varieties when high-pressure circulation within the ambiance creates a form of lid that stops scorching air from escaping. A warmth dome this intense is so uncommon, it’s the type of occasion you’ll count on to expertise as soon as in 1,000 years, in line with CBS meteorologist Jeff Berardelli. Another meteorologist, Scott Duncan, predicts that a number of the hottest locations on the planet can be within the Pacific Northwest this 12 months.

Portland, Oregon, had its hottest day on report Saturday, with temperatures reaching 108 levels Fahrenheit (42.2 levels Celsius), in line with the NWS. But that report might not final for lengthy: AccuWeather is predicting a excessive of 115 levels Fahrenheit (46.1 levels Celsius) on Sunday and 114 levels Fahrenheit (45.6 levels Celsius) on Monday. The metropolis hit its previous all-time high of 107 levels Fahrenheit (41.7 levels Celsius) in 1965 and 1981.

On Saturday, the NWS mentioned temperatures hit 105 levels Fahrenheit (40.6 levels Celsius), in Salem, Oregon, and Vancouver, Washington, every metropolis’s month-to-month most temperature report for the month of June. Seattle, Washington, hit 102 levels Fahrenheit (38.9 levels Celsius) that very same day, a record for June.

In many locations, even the morning lows will surpass the realm’s common excessive temperatures, which simply goes to indicate the “anomalous nature of this historic heatwave,” the NWS reported Saturday. The final time the Pacific Northwest even got here near feeling this sort of warmth was in July 2009, when temperatures lingered between 101 levels Fahrenheit (38.3 levels Celsius) and 106 levels Fahrenheit (41.1 levels Celsius) for 2 to 4 days, in line with the agency. This area’s hottest a part of the 12 months usually falls in late July, so the truth that we’re seeing all-time data fall when the summer time’s barely began shouldn’t be signal, to say the least.

The NWS advises these in areas experiencing unprecedented excessive temperatures to remain hydrated, keep inside as a lot as attainable, and keep away from extended publicity to the solar. Soaring temperatures have battered the West Coast in latest weeks, drying up reservoirs, curtaining hydropower, and exacerbating the impacts of widespread droughts throughout the area.

As disastrous as this warmth wave has been, it’s solely the start. Thousands of temperature data have already been shattered this 12 months, and specialists predict the local weather disaster will proceed to extend the chances of warmth and megadroughts this century, so this weekend’s data doubtless gained’t stand for lengthy.