Alert archive / California / Snow Advisories in 2007

Snow Advisory 9, NWS Eureka, CA

December 15, 2007

NWS Eureka, CA issued this snow advisory at Dec 15, 2007, 2:43 PM PST. It took effect at Dec 16, 2007, 4:00 PM PST. It was in force for 18 hr.

The area

The counties it named.

The facts

Issued
Dec 15, 2007, 2:43 PM PST (22:43 UTC)
In effect from
Dec 16, 2007, 4:00 PM PST
Expired
Dec 17, 2007, 10:00 AM PST
In force
18 hr
Issued by
NWS Eureka, CA

The text

As transmitted, in the capitals the NWS used until 2016.

000 
WWUS46 KEKA 152243
WSWEKA

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE EUREKA CA
243 PM PST SAT DEC 15 2007

CAZ003-004-161145-
/O.NEW.KEKA.SN.Y.0009.071216T2000Z-071217T1800Z/
NORTH COAST INTERIOR-UPPER TRINITY RIVER-
243 PM PST SAT DEC 15 2007

...SNOW ADVISORY IN EFFECT FROM 12 PM SUNDAY TO 10 AM PST
MONDAY FOR ELEVATIONS ABOVE 3000 FEET....

THE NATIONAL WEATHER SERVICE IN EUREKA HAS ISSUED A SNOW
ADVISORY...WHICH IS IN EFFECT FROM 12 PM SUNDAY TO 10 AM PST
MONDAY. 

A COLD FRONT WILL MOVE ACROSS NORTHWESTERN CALIFORNIA DURING THE
DAY ON SUNDAY. THIS FRONTAL SYSTEM WILL BRING SNOW TO THE MOUNTAINS
OF DEL NORTE...HUMBOLDT...AND TRINITY COUNTIES. SNOW LEVELS WILL
LOWER TO AROUND 4000 FEET SUNDAY AFTERNOON...AND DOWN TO 3000 FEET
BY SUNDAY EVENING. ACCUMULATIONS OF UP TO 10 INCHES MAY BE SEEN
OVER THE SISKIYOU MOUNTAINS OF DEL NORTE COUNTY...6 TO 8 INCHES
MAY BE SEEN OVER THE HIGHER ELEVATIONS OF HUMBOLDT AND TRINITY
COUNTIES THROUGH MONDAY MORNING.

A SNOW ADVISORY MEANS THAT PERIODS OF SNOW WILL CAUSE PRIMARILY
TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW COVERED ROADS AND
LIMITED VISIBILITIES...AND USE CAUTION WHILE DRIVING.

$$

ALM
3 follow-up statements
000 
WWUS46 KEKA 161141
WSWEKA

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE EUREKA CA
341 AM PST SUN DEC 16 2007

CAZ003-004-170130-
/O.NEW.KEKA.WS.A.0004.071218T0000Z-071219T0000Z/
/O.EXT.KEKA.SN.Y.0009.071217T0000Z-071217T1800Z/
NORTH COAST INTERIOR-UPPER TRINITY RIVER-
341 AM PST SUN DEC 16 2007

...SNOW ADVISORY NOW IN EFFECT FROM 4 PM THIS AFTERNOON TO 10 AM
PST MONDAY ABOVE 3500 FEET...
...WINTER STORM WATCH IN EFFECT FROM MONDAY AFTERNOON THROUGH
TUESDAY AFTERNOON ABOVE 3000 FEET...

THE SNOW ADVISORY IS NOW IN EFFECT FROM 4 PM THIS
AFTERNOON TO 10 AM PST MONDAY. A WINTER STORM WATCH HAS BEEN
ISSUED FROM MONDAY AFTERNOON THROUGH TUESDAY AFTERNOON.

A COLD FRONT WILL MOVE ACROSS NORTHWESTERN CALIFORNIA TODAY. THIS
FRONTAL SYSTEM WILL BRING SNOW TO THE MOUNTAINS OF DEL
NORTE...HUMBOLDT...AND TRINITY COUNTIES. SNOW LEVELS WILL LOWER TO
AROUND 4000 FEET SUNDAY AFTERNOON...AND DOWN TO 3500 FEET BY
SUNDAY EVENING. SNOW ACCUMULATIONS OF 6 TO 8 INCHES ARE EXPECTED
OVER THE HIGHER ELEVATIONS OF HUMBOLDT AND TRINITY COUNTIES
THROUGH MONDAY MORNING. SNOW ACCUMULATIONS UP TO 10 INCHES IS
POSSIBLE OVER THE SISKIYOU MOUNTAINS.

ANOTHER FRONT WILL BRING ADDITIONAL SNOW TO THE REGION MONDAY
NIGHT INTO TUESDAY. THIS FRONT WILL BRING HEAVIER SNOW WITH ACCUMULATIONS
OF 8 TO 12 INCHES. SNOW LEVELS NEAR 3500 FEET MONDAY WILL LOWER TO
NEAR 3000 FEET MONDAY NIGHT. STRONG GUSTY WINDS WILL ACCOMPANY THIS
FRONT AND BLOWING OR DRIFTING SNOW MAY LOWER VISIBILITIES.

A SNOW ADVISORY MEANS THAT PERIODS OF SNOW WILL CAUSE PRIMARILY
TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW COVERED ROADS AND
LIMITED VISIBILITIES...AND USE EXTRA CAUTION WHILE DRIVING.

A WINTER STORM WATCH MEANS THERE IS A POTENTIAL FOR SIGNIFICANT
SNOW...SLEET...OR ICE ACCUMULATIONS THAT MAY IMPACT TRAVEL.
CONTINUE TO MONITOR THE LATEST FORECASTS.

$$

TH
000 
WWUS46 KEKA 162222
WSWEKA

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE EUREKA CA
222 PM PST SUN DEC 16 2007

CAZ003-004-171400-
/O.EXT.KEKA.WS.A.0004.071218T0300Z-071219T0000Z/
/O.CON.KEKA.SN.Y.0009.071217T0000Z-071217T1800Z/
NORTH COAST INTERIOR-UPPER TRINITY RIVER-
222 PM PST SUN DEC 16 2007

...SNOW ADVISORY REMAINS IN EFFECT UNTIL 10 AM PST MONDAY ABOVE 3500 FEET...
...WINTER STORM WATCH NOW IN EFFECT FROM MONDAY EVENING THROUGH
TUESDAY AFTERNOON ABOVE 3000 FEET...

A SNOW ADVISORY REMAINS IN EFFECT UNTIL 10 AM PST MONDAY. THE WINTER
STORM WATCH IS NOW IN EFFECT FROM MONDAY EVENING THROUGH TUESDAY
AFTERNOON.

A COLD FRONT WILL MOVE ACROSS NORTHWESTERN CALIFORNIA TONIGHT. 
THIS FRONTAL SYSTEM WILL BRING SNOW TO THE MOUNTAINS OF DEL
NORTE... HUMBOLDT...AND TRINITY COUNTIES. SNOW LEVELS AROUND 4000
FEET THIS AFTERNOON...WILL LOWER TO 3500 FEET THIS EVENING. SNOW
ACCUMULATIONS OF 6 TO 8 INCHES ARE EXPECTED OVER THE HIGHER
ELEVATIONS OF HUMBOLDT AND TRINITY COUNTIES THROUGH MONDAY
MORNING. SNOW ACCUMULATIONS UP TO 10 INCHES ARE POSSIBLE OVER THE
SISKIYOU MOUNTAINS.

ANOTHER STRONG FRONT WILL BRING EVEN MORE SNOW TO THE REGION MONDAY
NIGHT INTO TUESDAY. THIS FRONT WILL BRING ADDITIONAL ACCUMULATIONS
OF 8 TO 12 INCHES WITH LOCALLY HIGHER AMOUNTS TO AROUND 15 INCHES
IN THE SISKIYOU MOUNTAINS. SNOW LEVELS WILL REMAIN BETWEEN 3000 TO
3500 FEET THROUGH TUESDAY AFTERNOON. STRONG GUSTY SOUTH WINDS OF
25 TO 35 MPH WITH GUSTS TO 40 MPH OVER THE HIGHEST TERRAIN WILL
ACCOMPANY THIS FRONT. BLOWING OR DRIFTING SNOW COULD LOWER
VISIBILITIES.

A SNOW ADVISORY MEANS THAT PERIODS OF SNOW WILL CAUSE PRIMARILY
TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW COVERED ROADS AND
LIMITED VISIBILITIES...AND USE EXTRA CAUTION WHILE DRIVING.

A WINTER STORM WATCH MEANS THERE IS A POTENTIAL FOR SIGNIFICANT
SNOW...SLEET...OR ICE ACCUMULATIONS THAT MAY IMPACT TRAVEL.
CONTINUE TO MONITOR THE LATEST FORECASTS.

$$


ALM
000 
WWUS46 KEKA 171254
WSWEKA

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE EUREKA CA
445 AM PST MON DEC 17 2007

CAZ004-180145-
/O.UPG.KEKA.WS.A.0004.071218T0300Z-071219T0000Z/
/O.NEW.KEKA.WS.W.0001.071218T0200Z-071218T1800Z/
/O.CON.KEKA.SN.Y.0009.000000T0000Z-071217T1800Z/
UPPER TRINITY RIVER-
445 AM PST MON DEC 17 2007

...SNOW ADVISORY REMAINS IN EFFECT UNTIL 10 AM PST THIS MORNING...
...WINTER STORM WARNING IN EFFECT FROM 6 PM THIS EVENING TO 10 AM
PST TUESDAY...

THE NATIONAL WEATHER SERVICE IN EUREKA HAS ISSUED A WINTER STORM
WARNING...WHICH IS IN EFFECT FROM 6 PM THIS EVENING TO 10 AM PST
TUESDAY. THE WINTER STORM WATCH IS NO LONGER IN EFFECT. A SNOW
ADVISORY REMAINS IN EFFECT UNTIL 10 AM PST THIS MORNING. 

A STRONG FRONT WILL BRING SIGNIFICANT SNOW TO THE REGION TONIGHT
INTO TUESDAY. 12 TO 16 INCHES OF SNOW ACCUMULATION IS EXPECTED
ABOVE 3000 FEET TONIGHT THROUGH TO 10 AM TUESDAY. SNOW MAY FALL
AS LOW AS 2000 FEET. ACCUMULATIONS SHOULD BE LESS...WITH 2 TO 4
INCHES POSSIBLE DOWN TO 2000 FEET BY MID MORNING TUESDAY IN
CENTRAL AND EASTERN TRINITY COUNTY.

A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF
SNOW... SLEET...AND ICE ARE EXPECTED OR OCCURRING. STRONG WINDS
ARE ALSO POSSIBLE. THIS WILL MAKE TRAVEL VERY HAZARDOUS OR
IMPOSSIBLE.

A SNOW ADVISORY MEANS THAT PERIODS OF SNOW WILL CAUSE PRIMARILY
TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW COVERED ROADS AND
LIMITED VISIBILITIES...AND USE CAUTION WHILE DRIVING.

$$

CAZ003-180145-
/O.EXT.KEKA.WS.A.0004.071218T0200Z-071219T0000Z/
/O.CON.KEKA.SN.Y.0009.000000T0000Z-071217T1800Z/
NORTH COAST INTERIOR-
445 AM PST MON DEC 17 2007

...SNOW ADVISORY REMAINS IN EFFECT UNTIL 10 AM PST THIS MORNING...
...WINTER STORM WATCH NOW IN EFFECT FROM THIS EVENING THROUGH
TUESDAY AFTERNOON...

THE WINTER STORM WATCH IS NOW IN EFFECT FROM THIS EVENING THROUGH
TUESDAY AFTERNOON. A SNOW ADVISORY REMAINS IN EFFECT UNTIL 10 AM
PST THIS MORNING. 

SCATTERED SNOW SHOWERS WILL CONTINUE TODAY. SNOW LEVELS NEAR 
3000 FEET WILL INCREASE TO 4000 FEET THIS AFTERNOON. ADDITIONAL
SNOW OF 1 TO 2 INCHES SHOULD ACCUMULATE ABOVE 3000 FEET.

A STRONG FRONT WILL BRING MORE SNOW TO THE REGION TONIGHT INTO
TUESDAY. THIS FRONT WILL BRING ADDITIONAL ACCUMULATIONS OF 8 TO 12
INCHES WITH LOCALLY HIGHER AMOUNTS TO AROUND 15 INCHES IN THE
SISKIYOU MOUNTAINS. SNOW LEVELS WILL REMAIN BETWEEN 3000 TO 4000
FEET THROUGH TUESDAY AFTERNOON. STRONG GUSTY SOUTH WINDS OF 25 TO
40 MPH WITH GUSTS TO 70 MPH OVER THE HIGHEST TERRAIN WILL
ACCOMPANY THIS FRONT. BLOWING OR DRIFTING SNOW COULD LOWER
VISIBILITIES.

A SNOW ADVISORY MEANS THAT PERIODS OF SNOW WILL CAUSE PRIMARILY
TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW COVERED ROADS AND
LIMITED VISIBILITIES...AND USE EXTRA CAUTION WHILE DRIVING.

A WINTER STORM WATCH MEANS THERE IS A POTENTIAL FOR SIGNIFICANT
SNOW...SLEET...OR ICE ACCUMULATIONS THAT MAY IMPACT TRAVEL.
CONTINUE TO MONITOR THE LATEST FORECASTS.

$$

Nearby

Snow Advisories in California, 2007Every snow advisory in 2007

Sources

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