590
WWUS76 KEKA 230406
NPWEKA

URGENT - WEATHER MESSAGE
National Weather Service Eureka CA
806 PM PST Sat Nov 22 2025

CAZ103-230515-
/O.CAN.KEKA.FR.Y.0029.251123T1000Z-251123T1700Z/
Northern Humboldt Coast-
806 PM PST Sat Nov 22 2025

...FROST ADVISORY IS CANCELLED...

Coastal stratus formation will inhibit frost formation along the
coast.

$$

CAZ106>108-110-111-231215-
/O.CON.KEKA.FR.Y.0029.251123T1000Z-251123T1700Z/
Southern Humboldt Interior-Northern Trinity-Southern Trinity-
Northwestern Mendocino Interior-Northeastern Mendocino Interior-
Including Hayfork, Forest Glen, Douglas City, Dinsmore, Peanut,
Potter Valley, Covelo, Laytonville, and Weaverville
806 PM PST Sat Nov 22 2025

...FROST ADVISORY REMAINS IN EFFECT FROM 2 AM TO 9 AM PST SUNDAY...

* WHAT...Temperatures as low as 34 will result in frost formation.

* WHERE...Trinity County, Northern Mendocino Interior, and Southern
  Humboldt Interior.

* WHEN...From 2 AM to 9 AM PST Sunday.

* IMPACTS...Frost could harm sensitive outdoor vegetation. Sensitive
  outdoor plants may be killed if left uncovered.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Take steps now to protect tender plants from the cold.

&&

$$

For hazard areas see https://www.wrh.noaa.gov/map/?wfo=eka

DS