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WWUS46 KMFR 230424
WSWMFR
URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE MEDFORD OR
824 PM PST MON DEC 22 2025
..HIGH IMPACT WINTER WEATHER FOR SISKIYOU COUNTY
.A HIGH IMPACT WINTER STORM WILL BRING STRONG WINDS, AND HEAVY
SNOWFALL (MAINLY ABOVE 4500 FEET), TO SISKIYOU COUNTY. THE SNOW
LEVEL WILL BEGIN NEAR 5000 FEET EARLY TUESDAY, BUT QUICKLY RISE TO
7000 FEET. SNOW LEVELS WILL FALL TO AROUND 5000 FEET WEDNESDAY THEN
TO AROUND 4000 FEET THURSDAY NIGHT INTO FRIDAY. THE MOST SIGNIFICANT
IMPACTS WILL BE STRONG SOUTH WINDS BOTH TUESDAY AFTERNOON INTO
WEDNESDAY MORNING AND EARLY THURSDAY MORNING INTO THURSDAY EVENING,
SNOW OVER HIGHER PASSES (INCLUDING SNOWMANS SUMMIT) WEDNESDAY
EVENING INTO FRIDAY, AND THE POTENTIAL FOR LOWER SNOW LEVELS TO
ALLOW SNOW TO AFFECT A LARGER PORTION OF THE MOUNT SHASTA REGION
FROM THURSDAY AFTERNOON INTO FRIDAY. SNOW AND STRONG WINDS WILL
ALSO IMPACT THE CRATER LAKE REGION TUESDAY INTO WEDNESDAY.
CAZ080-082>084-231545-
/O.CON.KMFR.WS.W.0012.251223T1200Z-251226T1800Z/
WESTERN SISKIYOU COUNTY-SOUTH CENTRAL SISKIYOU COUNTY-NORTH
CENTRAL AND SOUTHEAST SISKIYOU COUNTY-NORTHEAST SISKIYOU AND
NORTHWEST MODOC COUNTIES-
INCLUDING THE FOLLOWING LOCATIONS...TENNANT AND BRAY
824 PM PST MON DEC 22 2025
...WINTER STORM WARNING REMAINS IN EFFECT FROM 4 AM TUESDAY TO 10 AM
PST FRIDAY ELEVATIONS ABOVE 4500 FEET IN SISKIYOU COUNTY...
* WHAT...HEAVY SNOW EXPECTED ABOVE 4500 FEET IN SISKIYOU COUNTY.
TOTAL SNOW ACCUMULATIONS 1 TO 3 FEET, EXCEPT UP TO 5 FEET IN THE
HIGHER REMOTE TERRAIN NEAR 6000 FEET. SNOW LEVELS WILL RISE TO
7000 FEET TUESDAY, FALL TO AROUND 5000 FEET FOR WEDNESDAY INTO
EARLY THURSDAY, THEN LOWER TO AROUND 3500 TO 4000 FEET FOR
THURSDAY NIGHT INTO FRIDAY. ACCUMULATING SNOW IS EXPECTED ON
SNOWMANS SUMMIT BEGINNING WEDNESDAY NIGHT OR THURSDAY. SOUTH WINDS
WILL LIKELY GUST AS HIGH AS 60 MPH OVER HIGH AND EXPOSED TERRAIN.
WINDS WILL BE STRONGEST TUESDAY AFTERNOON INTO WEDNESDAY MORNING,
AND ON THURSDAY.
* WHERE...ELEVATIONS ABOVE 4500 FEET IN SISKIYOU COUNTY. THIS
INCLUDES SNOWMANS SUMMIT ON STATE HIGHWAY 89, ETNA SUMMIT ON
SAWYERS BAR ROAD AND SHASTA SKI PARK.
* WHEN...FROM 4 AM TUESDAY TO 10 AM PST FRIDAY.
* IMPACTS...TRAVEL MAY BE VERY DIFFICULT TO IMPOSSIBLE. THE
HAZARDOUS CONDITIONS COULD IMPACT THE TUESDAY MORNING AND EVENING
COMMUTES. STRONG WINDS COULD CAUSE TREE DAMAGE.
* ADDITIONAL DETAILS...VISIT WEATHER.GOV/MFR/WINTER FOR SNOW
ACCUMULATION PROBABILITIES.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
IF YOU MUST TRAVEL, KEEP AN EXTRA FLASHLIGHT, FOOD, AND WATER IN
YOUR VEHICLE IN CASE OF AN EMERGENCY. CALL 511 OR VISIT
QUICKMAP.DOT.CA.GOV FOR ROAD INFORMATION.
CAZ085-231545-
/O.CON.KMFR.WS.W.0012.251224T1200Z-251226T1800Z/
MODOC COUNTY-
824 PM PST MON DEC 22 2025
...WINTER STORM WARNING REMAINS IN EFFECT FROM 4 AM WEDNESDAY TO 10
AM PST FRIDAY ABOVE 5500 FT IN MODOC COUNTY...
* WHAT...HEAVY SNOW EXPECTED ABOVE 5500 FT IN MODOC COUNTY. TOTAL
SNOW ACCUMULATIONS BETWEEN 7 AND 15 INCHES. SOUTHERLY WINDS
GUSTING UP TO 70 MPH OVER HIGH AND EXPOSED TERRAIN. THE HEAVIEST
SNOW IS EXPECTED THURSDAY INTO FRIDAY, AND THE STRONGEST WINDS ON
WEDNESDAY MORNING AND THURSDAY MORNING.
* WHERE...ELEVATIONS ABOVE 5500 FEET IN MODOC COUNTY.
THIS INCLUDES CEDAR PASS ON HIGHWAY 299.
* WHEN...FROM 4 AM WEDNESDAY TO 10 AM PST FRIDAY.
* IMPACTS...TRAVEL MAY BE VERY DIFFICULT TO IMPOSSIBLE. THE
HAZARDOUS CONDITIONS COULD IMPACT THE WEDNESDAY MORNING AND
EVENING COMMUTES. VERY STRONG WINDS COULD CAUSE EXTENSIVE TREE
DAMAGE.
* ADDITIONAL DETAILS...VISIT WEATHER.GOV/MFR/WINTER FOR SNOW
ACCUMULATION PROBABILITIES.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
IF YOU MUST TRAVEL, KEEP AN EXTRA FLASHLIGHT, FOOD, AND WATER IN
YOUR VEHICLE IN CASE OF AN EMERGENCY. CALL 511 OR VISIT
QUICKMAP.DOT.CA.GOV FOR ROAD INFORMATION.
ORZ027-028-231545-
/O.CON.KMFR.WW.Y.0020.251223T1800Z-251224T1800Z/
SOUTH CENTRAL OREGON CASCADES-SISKIYOU MOUNTAINS AND SOUTHERN
OREGON CASCADES-
INCLUDING THE FOLLOWING LOCATIONS...CRATER LAKE
824 PM PST MON DEC 22 2025
...WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 10 AM TUESDAY TO
10 AM PST WEDNESDAY ELEVATIONS ABOVE 5500 FEET IN THE CASCADES AND
SISKIYOU MOUNTAINS...
* WHAT...WINDS GUSTING AS HIGH AS 60 MPH OVER HIGH AND EXPOSED
TERRAIN. WET SNOW EXPECTED ABOVE 5500 FEET IN THE CASCADES AND
SISKIYOU MOUNTAINS. TOTAL SNOW ACCUMULATIONS UP TO 6 INCHES. WINDS
COMBINED WITH LIGHT SNOW WILL CREATE HAZARDOUS CONDITIONS.
STRONGEST WINDS ARE EXPECTED TUESDAY AFTERNOON INTO WEDNESDAY
MORNING.
* WHERE...ABOVE 5500 FEET IN THE SOUTHERN OREGON CASCADES AND
SISKIYOU MOUNTAINS.
THIS INCLUDES CRATER LAKE AND MT ASHLAND SKI PARK.
* WHEN...FROM 10 AM TUESDAY TO 10 AM PST WEDNESDAY.
* IMPACTS...PLAN ON SLIPPERY ROAD CONDITIONS AND DELAYS IN YOUR
COMMUTE. THE HAZARDOUS CONDITIONS COULD IMPACT THE TUESDAY EVENING
AND WEDNESDAY MORNING COMMUTES. STRONG WINDS COULD CAUSE TREE
DAMAGE.
* ADDITIONAL DETAILS...VISIT WEATHER.GOV/MFR/WINTER FOR SNOW
ACCUMULATION PROBABILITIES.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
SLOW DOWN AND USE CAUTION WHILE TRAVELING. CALL 511 OR VISIT
TRIPCHECK.COM FOR ROAD INFORMATION.
DW
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