Alert archive / California / Winter Storm Watches in 2021

Winter Storm Watch 4, NWS Eureka, CA

March 16, 2021

NWS Eureka, CA issued this winter storm watch at Mar 16, 2021, 1:39 PM PDT. It took effect at Mar 18, 2021, 2:00 AM PDT. It was in force for .

The area

The counties it named.

The facts

Issued
Mar 16, 2021, 1:39 PM PDT (20:39 UTC)
In effect from
Mar 18, 2021, 2:00 AM PDT
Expired
Mar 17, 2021, 3:17 AM PDT
In force
Issued by
NWS Eureka, CA

The text

As transmitted.

589 
WWUS46 KEKA 162039
WSWEKA

URGENT - WINTER WEATHER MESSAGE
National Weather Service Eureka CA
139 PM PDT Tue Mar 16 2021

.Another winter storm is expected to bring heavy snow to portions
of northern Trinity County late Wednesday night through Thursday 
evening. Snow levels are forecast to drop to around 3500 feet.

CAZ107-171100-
/O.NEW.KEKA.WS.A.0004.210318T0900Z-210319T0300Z/
Northern Trinity-
139 PM PDT Tue Mar 16 2021

...WINTER STORM WATCH IN EFFECT FROM LATE WEDNESDAY NIGHT THROUGH
THURSDAY EVENING...

* WHAT...Heavy snow with total accumulations of up to 12 inches
  possible. Winds may gust as high as 35 mph.

* WHERE...Northern Trinity County.

* WHEN...From late Wednesday night through Thursday evening.

* IMPACTS...Travel could be become very difficult, particularly 
  along Highway 3 near Scott Mountain Pass. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Monitor the latest forecasts for updates on this situation. 

$$
2 follow-up statements
991 
WWUS46 KEKA 170214
WSWEKA

URGENT - WINTER WEATHER MESSAGE
National Weather Service Eureka CA
714 PM PDT Tue Mar 16 2021


CAZ107-171015-
/O.CON.KEKA.WS.A.0004.210318T0900Z-210319T0300Z/
Northern Trinity-
714 PM PDT Tue Mar 16 2021

...WINTER STORM WATCH REMAINS IN EFFECT FROM LATE WEDNESDAY NIGHT
THROUGH THURSDAY EVENING ABOVE 4000 FEET...

* WHAT...Heavy snow possible above 4000 feet. Snow accumulations
  from 6 to 12 inches possible, with locally higher amounts
  expected across the Trinity Alps.

* WHERE...Northern Trinity County. This includes Scott Mountain
  Summit on highway 3.

* WHEN...From late Wednesday night through Thursday evening.

* IMPACTS...The hazardous conditions could impact the morning or 
  evening commute.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Monitor the latest forecasts for updates on this situation. 

&&

$$
886 
WWUS46 KEKA 171017
WSWEKA

URGENT - WINTER WEATHER MESSAGE
National Weather Service Eureka CA
317 AM PDT Wed Mar 17 2021

CAZ107-171900-
/O.UPG.KEKA.WS.A.0004.210318T0900Z-210319T0300Z/
/O.NEW.KEKA.WS.W.0004.210318T0900Z-210319T0600Z/
Northern Trinity-
317 AM PDT Wed Mar 17 2021

...WINTER STORM WARNING IN EFFECT FROM 2 AM TO 11 PM PDT THURSDAY
ABOVE 4000 FEET...

* WHAT...Heavy snow likely above 4000 feet. Snow accumulations 
  from 6 to 12 inches expected, with locally higher amounts 
  expected across the Trinity Alps.

* WHERE...Northern Trinity County.

* WHEN...From 2 AM to 11 PM PDT Thursday.

* IMPACTS...Travel could be become very difficult, particularly 
  along Highway 3 near Scott Mountain Pass. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If you must travel, keep tire chains, an extra flashlight, food, 
and water in your vehicle in case of an emergency.

Slow down and allow extra time to reach your destination.

Check the latest road conditions at http://quickmap.dot.ca.gov or by 
calling 1-800-GAS- ROAD.

&&

$$

The office that day

Everything else NWS Eureka, CA issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Mar 15, 10:44 PM PDTSmall Craft AdvisoryEKA20 hr
Mar 16, 3:09 AM PDTGale WatchEKA11 hr
Mar 16, 9:08 AM PDTFreeze WatchEKALake, Mendocino4 hr
Mar 16, 1:27 PM PDTFrost AdvisoryEKADel Norte, Humboldt, Mendocino20 hr
Mar 16, 1:27 PM PDTFreeze WarningEKALake, Mendocino20 hr
Mar 16, 2:25 PM PDTGale WarningEKA46 hr
Mar 16, 2:25 PM PDTSmall Craft AdvisoryEKA36 hr

Nearby

Winter Storm Watches in California, 2021Every winter storm watch in 2021

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text.