Siskiyou Mountains and Southern Oregon Cascades and Klamath Basin under a frost advisory Sunday and Monday

A chill is set to sweep through the Siskiyou Mountains, Southern Oregon Cascades, and the Klamath Basin this weekend. According to the National Weather Service, a frost advisory takes effect Sunday at 8 p.m. and continues until Monday at 8 a.m.

Key Takeaways:

  • The National Weather Service issued a frost advisory on Saturday at 1:55 p.m.
  • Affected regions include the Siskiyou Mountains, Southern Oregon Cascades, and the Klamath Basin.
  • The advisory is effective from Sunday 8 p.m. until Monday 8 a.m.
  • The alert highlights potentially freezing nighttime temperatures.
  • Residents and local communities should prepare for overnight cold.

Weather Alert Overview

The National Weather Service issued a frost advisory on Saturday at 1:55 p.m., highlighting a significant drop in temperatures for specific parts of Southern Oregon. Effective from Sunday at 8 p.m. through Monday at 8 a.m., this advisory suggests that residents could encounter frosty conditions overnight.

Regions Under Advisory

The regions involved are the Siskiyou Mountains, the Southern Oregon Cascades, and the Klamath Basin — areas that often experience cooler nighttime weather due to their elevation and topography. The National Weather Service’s announcement underscores the possibility of below-freezing temperatures, which may pose challenges for anyone unprepared for colder nights.

What Residents Should Know

Local authorities advise the community to protect sensitive plants and other outdoor items that might be vulnerable to the sudden temperature drop. According to the National Weather Service, measures such as covering delicate vegetation or bringing it indoors could be helpful. Additionally, those venturing outdoors late Sunday through early Monday should dress warmly, as frost is possible throughout the affected regions.

Looking Ahead

While the advisory primarily pertains to the overnight hours on Sunday into Monday, conditions can change rapidly in higher elevations. Residents living or traveling through the Siskiyou Mountains, Southern Oregon Cascades, and Klamath Basin can stay updated on the latest forecasts by following further guidance from the National Weather Service. Once temperatures rise later on Monday, the immediate threat of frost is expected to subside, but it’s always wise to remain vigilant during the transitional seasons.

More from World

A Confident Union: Trump’s State of the Union
by The Herald-dispatch
18 hours ago
2 mins read
Inez Stepman: Trump has much to brag about
Looking at the Early Good Signs from Cactus League Play.
Suspect Arrested After Deputy's Wrist Injury
by Pantagraph
21 hours ago
1 min read
Man jailed, accused of breaking McLean County deputy’s wrist
Wellness Guru Attia Leaves CBS Amid Epstein Ties
by Spokesman
21 hours ago
1 min read
Peter Attia exits as CBS News contributor after Epstein links – Mon, 23 Feb 2026 PST
Red Sox’s Roman Anthony Takes Firm Stance on MLB’s ‘Robot Umps’ Debate
5 Most Beloved and 5 Most Despised Remakes of All Time
Supreme Court to Rule on Exxon’s $1 Billion Cuba Assets Claim
Misunderstood Football Terms Hilariously Explained
by The New Yorker
1 day ago
1 min read
The Endless Stages of Enlightenment
Race's Crucial Role in Highway Bill Debate
by Newsweek
1 day ago
2 mins read
ACLU President: Race Must Be A Factor In Looming Highway Bill Negotiations | Opinion
‘Here Lies Love’: Disco Revival in LA
by The Brunswick News
1 day ago
2 mins read
Review: David Byrne’s Imelda Marcos musical ‘Here Lies Love’ gets a thoughtful makeover in LA
When Commemoration Masks Urgent Reality
by Spokesman
1 day ago
1 min read
Commentary: We celebrate civil rights heroes only after they stop making us uncomfortable – Mon, 23 Feb 2026 PST
Gusty Winds Heighten Fire Risk Until Monday
by The Times And Democrat
1 day ago
1 min read
Special Weather Statement until MON 7:00 PM EST