PENDLETON — The National Weather Service reported Pendleton reached 3 degrees at 9:50 p.m. on Monday, 4 degrees lower than a record for the day that stood since 1896. The thermometer in Hermiston dipped to 2 at 10:54 p.m. The previous record was 15 set in 2015.
The temperatures were 30 degrees colder than the norm for Pendleton and 28 degrees below the norm for Hermiston.
The Weather Service’s winter weather advisory remains in effect until Wednesday at 10 p.m. for a swath from central Oregon to southeast Washington, including most of Umatilla County.
The chill grew deeper Tuesday morning, with more records falling.
Pendleton dropped to 1, besting the 12 from 1916. Parts of Hermiston hit 0, knocking off the 8 from 1955.
And Meacham’s temperature fell to -6, 2 below the old record, also from 1955.
Snow was predicted Tuesday after 4 p.m. starting in the west end of Umatilla County, increasing to a 90 percent chance of snow and sleet overnight. Snow, rain and freezing rain are likely starting early Wednesday, with high temperatures in the lower 30s.