Weather
Eastern Oregon Weather Alert: Frost, Fog and 28° Lows This Week
Pendleton, OR – Residents across Pendleton and surrounding Umatilla County communities face a chilly and unsettled week beginning Monday, October 26, with widespread morning frost, patchy fog, repeate
By Owen Prescott · 2026-10-26T10:57:17.472Z
Pendleton, OR – Residents across Pendleton and surrounding Umatilla County communities face a chilly and unsettled week beginning Monday, October 26, with widespread morning frost, patchy fog, repeated rain chances and overnight temperatures potentially falling into the upper 20s.
According to the National Weather Service in Pendleton, temperatures will fluctuate between daytime highs in the 50s and nighttime lows near or below freezing, creating changing conditions for drivers, gardeners and residents spending time outdoors.
Monday begins with widespread frost and patchy fog , with temperatures near 33 degrees during the early morning hours.
Fog could linger until approximately 11 a.m., potentially reducing visibility for commuters traveling through Pendleton and nearby communities.
A 50% chance of showers develops after 8 a.m., with afternoon temperatures reaching approximately 55 degrees. Westerly winds could gust as high as 20 mph.
Rain chances remain at 50% Monday night as temperatures fall to around 37 degrees.
Tuesday brings another 50% chance of showers and a high near 55 degrees. Winds could become stronger, with gusts reaching 28 mph.
Tuesday night temperatures are expected to fall to approximately 33 degrees, with a slight chance of additional showers.
Wednesday remains unsettled, with a 50% chance of rain and a high near 54 degrees.
The coldest period arrives Wednesday night , when temperatures could drop to 28 degrees, bringing below freezing conditions to the Pendleton area.
Thursday offers a break from the wetter pattern, with partly sunny skies and a high near 51 degrees.
Temperatures remain cool through the weekend, with daytime highs near 49 degrees Friday through Sunday and overnight lows ranging from 31 to 32 degrees.
Residents should consider protecting sensitive outdoor plants and monitoring conditions for frost during the colder nights.
Drivers should also remain alert for patchy fog, wet pavement and possible slick spots if moisture remains on surfaces as temperatures fall below freezing.