Weather
Colorado Weather Oct. 31: Denver Dense Fog Advisory, Visibility Down to Quarter Mile
DENVER, CO – Dense fog across Denver and portions of Colorado's Front Range could reduce visibility to as little as one quarter mile Saturday morning, Oct. 31, creating potentially hazardous driving c
By Wesley Grant · 2026-10-31T09:49:57.351Z
DENVER, CO – Dense fog across Denver and portions of Colorado's Front Range could reduce visibility to as little as one quarter mile Saturday morning, Oct. 31, creating potentially hazardous driving conditions before skies begin clearing later in the day.
According to the National Weather Service in Denver/Boulder, a Dense Fog Advisory remains in effect until 10 a.m. MDT Saturday for Denver, Boulder, Fort Collins, Greeley and several surrounding communities.
Forecasters expect visibility to range from one quarter to one half mile in areas of dense fog, particularly around the Denver metropolitan area and western suburbs.
The advisory also includes Golden, Arvada, Lakewood, Westminster, Longmont, Brighton, Loveland and portions of Weld, Boulder, Jefferson and Douglas counties.
Colorado Weather: Dense Fog Through Saturday Morning Fog is expected to persist through the early morning hours before gradually clearing after 10 a.m.
Saturday temperatures in Denver should climb to approximately 61 degrees, with mostly sunny skies developing after the morning fog dissipates.
The National Weather Service advises motorists to slow down, use headlights and maintain additional following distance when traveling through areas of reduced visibility.
Saturday night brings increasing clouds and a low near 44 degrees.
Denver Rain Chances Return Monday Sunday, Nov. 1, offers mostly cloudy conditions before some afternoon sunshine, with highs near 62 degrees. South southeast winds could gust to 18 mph.
A 20% chance of showers develops Sunday night, with temperatures falling to around 46 degrees.
Monday, Nov. 2, brings a greater opportunity for rainfall, with showers likely before noon and a 60% precipitation chance. Temperatures are expected to reach approximately 59 degrees, with breezy conditions.
Rain chances decrease to 30% Monday night, when temperatures fall to around 40 degrees.
Tuesday brings sunny skies and a high near 59 degrees, followed by mostly clear conditions Tuesday night.
The remainder of the week looks relatively quiet, with highs near 57 to 59 degrees and only a slight chance of showers Wednesday afternoon.
For Denver area residents, the immediate concern is reduced visibility through 10 a.m. Saturday, followed by improving conditions before rain chances increase early next week.