‘I want to emphasize the danger of this cold.’ Windchill could hit 110 below zero atop Mount Washington, forecasters say – The Boston Globe

“The coldest air from the middle of the polar vortex will transfer by the area Friday evening which may also coincide with the interval of strongest winds,” George wrote. “In consequence, wind chill values will drop to a spread of 100 to 110 levels under zero Friday evening.”

George’s assertion got here after the observatory mentioned earlier this week that the windchill might make temperatures on the summit really feel as chilly as minus 101.

“I wish to emphasize the hazard of this chilly,” George mentioned Friday. “In these brutally chilly situations, the danger of hypothermia and frostbite shall be exponential. These frigid chilly situations will rapidly rob you of physique warmth, with the chance that frostbite might develop on uncovered pores and skin in underneath a minute.

“Even small errors can show lethal, with a easy slip or fogged goggles resulting in a probably life-threatening state of affairs. In the sort of climate, rescue providers can have a troublesome time responding to any emergency successfully.”

The coldest summit temperature on file for Feb. 3 is 32 levels under zero, and the file for Feb. 4 is 35 under zero, each set in 1963, forecasters mentioned. The file low for February is 46 levels under zero, set in 1943, and the file low for the observatory’s station was 47 levels under zero, set in 1934, officers mentioned.

New Hampshire’s file low is 50 levels under zero, measured by the US Military Sign Corps on the summit of the mountain in 1885.

These information might fall this weekend, George wrote Friday.

“This exceptionally chilly airmass can have the potential to interrupt a number of minimal temperature information,” she wrote, including that “a wind chill warning will stay in impact by midday Sunday.”

Materials from prior Globe tales was used on this report.

Travis Andersen might be reached at travis.andersen@globe.com. Observe him on Twitter @TAGlobe.