309
WWUS46 KMFR 222159
WSWMFR
URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE MEDFORD OR
159 PM PST MON DEC 22 2025
..HIGH IMPACT WINTER STORM FOR SISKIYOU COUNTY
.A HIGH IMPACT WINTER STORM WILL LIKELY BRING TWO WAVES OF HEAVY
SNOWFALL TO SISKIYOU COUNTY MAINLY ABOVE 4500 FEET. THE SNOW LEVEL
WILL RISE AND FALL THROUGH THE EVENT.
CAZ080-082>084-230600-
/O.UPG.KMFR.WS.A.0007.251223T1200Z-251226T1800Z/
/O.NEW.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...BRAY AND TENNANT
159 PM PST MON DEC 22 2025
...WINTER STORM WARNING IN EFFECT FROM 4 AM TUESDAY TO 10 AM PST
FRIDAY ELEVATIONS ABOVE 4500 FEET IN SISKIYOU COUNTY...
* WHAT...HEAVY 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. WINDS COULD GUST AS HIGH AS 60 MPH
OVER HIGH AND EXPOSED TERRAIN. SNOW LEVELS WILL RISE TO 7000 FEET
TUESDAY NIGHT BEFORE FALLING AGAIN WEDNESDAY, THEN POSSIBLY
LOWERING TO AROUND 3500 FEET THURSDAY NIGHT INTO EARLY FRIDAY.
* 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.
CAZ085-230600-
/O.UPG.KMFR.WS.A.0007.251223T1200Z-251226T1800Z/
/O.NEW.KMFR.WS.W.0012.251224T1200Z-251226T1800Z/
MODOC COUNTY-
159 PM PST MON DEC 22 2025
...WINTER STORM WARNING 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 18 INCHES. WINDS GUSTING UP TO 70
MPH OVER HIGH AND EXPOSED TERRAIN.
* 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 TUESDAY 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.
ORZ027-028-230600-
/O.NEW.KMFR.WW.Y.0020.251223T1800Z-251224T1800Z/
SOUTH CENTRAL OREGON CASCADES-SISKIYOU MOUNTAINS AND SOUTHERN
OREGON CASCADES-
INCLUDING THE FOLLOWING LOCATIONS...CRATER LAKE
159 PM PST MON DEC 22 2025
...WINTER WEATHER ADVISORY 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.
* 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.
SMITH
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