Freeze Warning Issued for Siskiyou, Modoc, Klamath and Lake Counties

Source: NOAA · Northern California and Southern Oregon

This alert is no longer in effect.

NOAA issued it on September 6, 2026, 8 days ago. Warnings of this kind stay in effect for hours to a few days, so this page is a historical record of what was issued, not a current warning. For conditions where you are right now, check weather.gov (US), weather.gc.ca (Canada), the Met Office (UK), or the Bureau of Meteorology (Australia).

Areazine synthesizes this NWS weather alert directly from NOAA's official public data feed. See our methodology for full source attribution and refresh cadence.

NWS Medford has issued a Freeze Warning for parts of Northern California and Southern Oregon with sub-freezing temperatures as low as 29 degrees expected from 3 AM to 9 AM PDT Monday.

The weather record, at a glance

Record type
Freeze Warning
Affected area
Northern California and Southern Oregon
Issued
September 6, 2026
Issuing authority
NWS Medford OR

Winter notices differ by expected impact and timing. The original notice carries the forecast window and any travel guidance for the named area.

Record status: historical. It was issued 8 days ago; use the issuing agency's live warning service for current conditions in Northern California and Southern Oregon.

Alert Details

Freeze Warning issued by NWS Medford OR. Effective from 3 AM to 9 AM PDT Monday (onset 2026-09-07T03:00:00-07:00, expires 2026-09-07T09:00:00-07:00).

Affected Areas

South Central Siskiyou County; Northeast Siskiyou and Northwest Modoc Counties; Modoc County in California. Klamath Basin; Northern and Eastern Klamath County and Western Lake County; Central and Eastern Lake County in Oregon. This includes Klamath Falls, Lakeview, Alturas, McCloud, Dorris, Tulelake, Chiloquin, and Sprague River.

What You Should Do

Take steps now to protect tender plants from the cold.

Expected Conditions

Widespread frost and sub-freezing temperatures as low as 29 degrees expected.

Timeline

Alert in effect from 3 AM to 9 AM PDT Monday. Freezing temperatures are also possible in much of the same area on Tuesday morning.

Original source: NOAA Official Notice ↗

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Nationwide notices with similar length or severity timing 8

Two cross-category peer sets, both computed from Areazine's own archive: notices with a similar body length, and notices near the same severity and agency date. These are drawn from other categories, not the same-feed Related list above.

Questions & Answers

Common questions about this NWS weather alert.

What is this NWS weather alert about?
NWS Medford has issued a Freeze Warning for parts of Northern California and Southern Oregon with sub-freezing temperatures as low as 29 degrees expected from 3 AM to 9 AM PDT Monday.
Which agency issued this alert?
This alert was issued by NOAA. The original notice is available at the source link at the bottom of this article.
How severe is this alert?
This alert is classified as "medium" severity. Stay informed and follow agency guidance.
What area is affected?
This alert affects Northern California and Southern Oregon. Check with NOAA for the most current geographic scope.
Where can I find more Weather Alerts updates?
Browse the full Weather Alerts feed on Areazine at areazine.com/weather/ for the latest updates from NOAA and other agencies.