654  
WWUS46 KMFR 201223  
WSWMFR  
 
URGENT - WINTER WEATHER MESSAGE  
NATIONAL WEATHER SERVICE MEDFORD OR  
423 AM PST WED NOV 20 2024  
 
ORZ030-210000-  
/O.CON.KMFR.WS.W.0018.000000T0000Z-241121T0000Z/  
/O.CON.KMFR.WW.Y.0030.000000T0000Z-241121T0000Z/  
NORTHERN AND EASTERN KLAMATH COUNTY AND WESTERN LAKE COUNTY-  
INCLUDING THE CITIES OF CHEMULT, GILCHRIST, AND CRESCENT  
423 AM PST WED NOV 20 2024  
 
...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 4 PM PST THIS  
AFTERNOON...  
...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 4 PM PST THIS  
AFTERNOON...  
 
* WHAT...HEAVY SNOW EXPECTED. ADDITIONAL SNOW ACCUMULATIONS BETWEEN  
3 AND 6 INCHES. SOUTH WINDS 35 TO 45 MPH WITH GUSTS UP TO 60 MPH.  
FOR THE WINTER WEATHER ADVISORY, SNOW EXPECTED. ADDITIONAL SNOW  
ACCUMULATIONS BETWEEN 2 AND 4 INCHES. SOUTH WINDS 30 TO 40 MPH  
WITH GUSTS UP TO 50 MPH.  
 
* WHERE...THE WARNING IS FOR PORTIONS OF HIGHWAY 97 NEAR CHEMULT AND  
THE JUNCTION OF HIGHWAYS 97 AND 138 AS WELL AS HIGHER TERRAIN IN  
EASTERN KLAMATH COUNTY AND WESTERN LAKE COUNTY. THE ADVISORY IS  
FOR PORTIONS OF HIGHWAY 97 SOUTH OF THE JUNCTION WITH HIGHWAYS 97  
AND 138 AND NEAR CRESCENT, PORTIONS OF HIGHWAY 31 EAST OF CRESCENT.  
 
* WHEN...UNTIL 4 PM PST THIS AFTERNOON.  
 
* IMPACTS...TRAVEL COULD BE VERY DIFFICULT. THE HAZARDOUS CONDITIONS  
COULD IMPACT THE TUESDAY EVENING COMMUTES. VERY STRONG WINDS COULD  
CAUSE EXTENSIVE DAMAGE TO TREES AND POWER LINES. BLOWING SNOW  
COULD RESULT IN GREATLY REDUCED VISIBILITIES AT TIMES.  
 
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  
TRIPCHECK.COM FOR ROAD INFORMATION.  
 
PERSONS SHOULD DELAY ALL TRAVEL IF POSSIBLE. IF TRAVEL IS ABSOLUTELY  
NECESSARY, DRIVE WITH EXTREME CAUTION AND BE PREPARED FOR SUDDEN  
CHANGES IN VISIBILITY. LEAVE PLENTY OF ROOM BETWEEN YOU AND THE  
MOTORIST AHEAD OF YOU, AND ALLOW EXTRA TIME TO REACH YOUR  
DESTINATION. AVOID SUDDEN BRAKING OR ACCELERATION, AND BE ESPECIALLY  
CAUTIOUS ON HILLS OR WHEN MAKING TURNS. MAKE SURE YOUR CAR IS  
WINTERIZED AND IN GOOD WORKING ORDER.  
 
SLOW DOWN AND USE CAUTION WHILE TRAVELING. IN CALIFORNIA, CALL 511  
OR VISIT QUICKMAP.DOT.CA.GOV FOR ROAD INFORMATION. IN OREGON, CALL  
511 OR VISIT TRIPCHECK.COM FOR ROAD INFORMATION.  
 

 
 

 
 
CAZ080-210000-  
/O.CON.KMFR.WS.W.0018.000000T0000Z-241121T0000Z/  
WESTERN SISKIYOU COUNTY-  
INCLUDING THE CITIES OF GREENVIEW, FORT JONES, SCOTT BAR, SOMES  
BAR, HAPPY CAMP, CALLAHAN, AND ETNA  
423 AM PST WED NOV 20 2024  
 
...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 4 PM PST THIS  
AFTERNOON ABOVE 3500 FEET...  
 
* WHAT...HEAVY WET SNOW ABOVE 3500 FEET. ADDITIONAL SNOW  
ACCUMULATIONS BETWEEN 8 AND 16 INCHES. WINDS GUSTING AS HIGH AS 70  
MPH.  
 
* WHERE...PORTIONS OF WESTERN SISKIYOU COUNTY ABOVE 3500 FEET  
THROUGH TONIGHT, INCLUDING ETNA SUMMIT AND SCOTT MOUNTAIN PASS.  
 
* WHEN...UNTIL 4 PM PST THIS AFTERNOON.  
 
* IMPACTS...WHITEOUT CONDITIONS ARE POSSIBLE AND WILL MAKE TRAVEL  
TREACHEROUS AND POTENTIALLY LIFE-THREATENING. TRAVEL COULD BE VERY  
DIFFICULT TO IMPOSSIBLE. THE HAZARDOUS CONDITIONS COULD IMPACT  
TUESDAY EVENING COMMUTES. VERY STRONG WINDS COULD CAUSE EXTENSIVE  
DAMAGE TO TREES AND POWER LINES.  
 
* ADDITIONAL DETAILS...SNOW WILL CONTINUE TO FALL THROUGH TONIGHT.  
SNOW LEVELS NEAR 6000 FEET LATE SUNDAY AFTERNOON WILL FALL RAPIDLY  
DURING SUNDAY EVENING, THEN REMAIN AROUND 3000 FEET THROUGH MONDAY  
EVENING.  
 
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.  
 
PERSONS SHOULD CONSIDER DELAYING ALL TRAVEL. MOTORISTS SHOULD USE  
EXTREME CAUTION IF TRAVEL IS ABSOLUTELY NECESSARY.  
 
DO NOT DETOUR DURING WINTER STORMS.  
 

 
 

 
 
CAZ081-210000-  
/O.CON.KMFR.WS.W.0018.000000T0000Z-241121T0000Z/  
CENTRAL SISKIYOU COUNTY-  
INCLUDING THE CITIES OF HILT, KLAMATH RIVER, AND YREKA  
423 AM PST WED NOV 20 2024  
 
...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 4 PM PST THIS  
AFTERNOON SOUTHERN SHASTA VALLEY...  
 
* WHAT...HEAVY SNOW EXPECTED SOUTHERN SHASTA VALLEY. ADDITIONAL SNOW  
ACCUMULATIONS BETWEEN 5 TO 10 INCHES. SOUTH WINDS 40 TO 45 MPH  
WITH GUSTS UP TO 55 MPH EXPECTED.  
 
* WHERE...SOUTHERN SHASTA VALLEY IN CENTRAL SISKIYOU COUNTY,  
INCLUDING INTERSTATE 5 AND HIGHWAY 97 NEAR WEED.  
 
* WHEN...UNTIL 4 PM PST THIS AFTERNOON.  
 
* IMPACTS...THE STRONG WINDS AND WEIGHT OF SNOW ON TREE LIMBS MAY  
DOWN POWER LINES AND COULD CAUSE SPORADIC POWER OUTAGES. WHITEOUT  
CONDITIONS ARE EXPECTED AND WILL MAKE TRAVEL TREACHEROUS AND  
POTENTIALLY LIFE-THREATENING. TRAVEL COULD BE VERY DIFFICULT TO  
IMPOSSIBLE. THE HAZARDOUS CONDITIONS COULD IMPACT THE TUESDAY  
EVENING AND WEDNESDAY MORNING COMMUTES. VERY STRONG WINDS COULD  
CAUSE DAMAGE TO TREES AND POWER LINES.  
 
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.  
 
PERSONS SHOULD CONSIDER DELAYING ALL TRAVEL. MOTORISTS SHOULD USE  
EXTREME CAUTION IF TRAVEL IS ABSOLUTELY NECESSARY.  
 
DO NOT DETOUR DURING WINTER STORMS.  
 

 
 

 
 
CAZ082-083-210000-  
/O.CON.KMFR.WS.W.0018.000000T0000Z-241121T0000Z/  
SOUTH CENTRAL SISKIYOU COUNTY-NORTH CENTRAL AND SOUTHEAST  
SISKIYOU COUNTY-  
INCLUDING THE CITIES OF PONDOSA, BRAY, TENNANT, DUNSMUIR, MOUNT  
SHASTA, AND MCCLOUD  
423 AM PST WED NOV 20 2024  
 
...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 4 PM PST THIS  
AFTERNOON...  
 
* WHAT...HEAVY SNOW. ADDITIONAL SNOW ACCUMULATIONS OF 1 TO 2 FEET.  
WINDS GUSTING AS HIGH AS 70 MPH.  
 
* WHERE...CENTRAL AND SOUTHEAST SISKIYOU COUNTY. THIS INCLUDES  
SNOWMANS SUMMIT ON HIGHWAY 89 AND SECTIONS OF I-5 BETWEEN DUNSMUIR  
AND WEED, CA.  
 
* WHEN...UNTIL 4 PM PST THIS AFTERNOON.  
 
* IMPACTS...THE STRONG WINDS AND WEIGHT OF SNOW ON TREE LIMBS MAY  
DOWN POWER LINES AND COULD CAUSE SPORADIC POWER OUTAGES. WHITEOUT  
CONDITIONS ARE EXPECTED AND WILL MAKE TRAVEL TREACHEROUS AND  
POTENTIALLY LIFE-THREATENING. TRAVEL COULD BE VERY DIFFICULT TO  
IMPOSSIBLE. WIDESPREAD BLOWING SNOW COULD SIGNIFICANTLY REDUCE  
VISIBILITY. THE HAZARDOUS CONDITIONS COULD IMPACT THE WEDNESDAY  
MORNING COMMUTE. VERY STRONG WINDS COULD CAUSE EXTENSIVE DAMAGE TO  
TREES AND POWER LINES.  
 
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.  
 
PERSONS SHOULD CONSIDER DELAYING ALL TRAVEL. MOTORISTS SHOULD USE  
EXTREME CAUTION IF TRAVEL IS ABSOLUTELY NECESSARY.  
 
DO NOT DETOUR DURING WINTER STORMS.  
 

 
 

 
 
ORZ027-210000-  
/O.CON.KMFR.WS.W.0018.000000T0000Z-241121T0000Z/  
SOUTH CENTRAL OREGON CASCADES-  
INCLUDING THE CITIES OF CRESCENT LAKE AND DIAMOND LAKE  
423 AM PST WED NOV 20 2024  
 
...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 4 PM PST THIS  
AFTERNOON ABOVE 4000 FT IN THE HIGH CENTRAL CASCADES IN KLAMATH,  
JACKSON AND DOUGLAS COUNTIES...  
 
* WHAT...FOR THE WINTER STORM WARNING ABOVE 4000 FT IN THE HIGH  
CENTRAL CASCADES IN KLAMATH, JACKSON AND DOUGLAS COUNTIES, HEAVY  
SNOW EXPECTED. TOTAL SNOW ACCUMULATIONS BETWEEN 10 AND 18 INCHES.  
WINDS GUSTING AS HIGH AS 75 MPH OVER EXPOSED TERRAIN.  
 
* WHERE...THE SOUTH CENTRAL OREGON CASCADES, INCLUDING CRATER LAKE,  
DIAMOND LAKE, AND PORTIONS OF HIGHWAY 62, 138, AND 230.  
 
* WHEN...UNTIL 4 PM PST THIS AFTERNOON.  
 
* IMPACTS...WHITEOUT CONDITIONS ARE POSSIBLE AND WILL MAKE TRAVEL  
TREACHEROUS AND POTENTIALLY LIFE-THREATENING. TRAVEL COULD BE VERY  
DIFFICULT TO IMPOSSIBLE. THE HAZARDOUS CONDITIONS COULD IMPACT THE  
MONDAY EVENING AND TUESDAY MORNING COMMUTES. VERY STRONG WINDS  
COULD CAUSE EXTENSIVE DAMAGE TO TREES AND POWER LINES. ROADS, AND  
ESPECIALLY BRIDGES AND OVERPASSES, WILL LIKELY BECOME SLICK AND  
HAZARDOUS.  
 
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  
TRIPCHECK.COM FOR ROAD INFORMATION.  
 
PERSONS SHOULD DELAY ALL TRAVEL IF POSSIBLE. IF TRAVEL IS ABSOLUTELY  
NECESSARY, DRIVE WITH EXTREME CAUTION AND BE PREPARED FOR SUDDEN  
CHANGES IN VISIBILITY. LEAVE PLENTY OF ROOM BETWEEN YOU AND THE  
MOTORIST AHEAD OF YOU, AND ALLOW EXTRA TIME TO REACH YOUR  
DESTINATION. AVOID SUDDEN BRAKING OR ACCELERATION, AND BE ESPECIALLY  
CAUTIOUS ON HILLS OR WHEN MAKING TURNS. MAKE SURE YOUR CAR IS  
WINTERIZED AND IN GOOD WORKING ORDER.  
 
DO NOT DETOUR DURING WINTER STORMS.  
 

 
 

 
 
ORZ028-210000-  
/O.CON.KMFR.WS.W.0018.000000T0000Z-241121T0000Z/  
SISKIYOU MOUNTAINS AND SOUTHERN OREGON CASCADES-  
INCLUDING THE CITIES OF HOWARD PRAIRIE AND SISKIYOU SUMMIT  
423 AM PST WED NOV 20 2024  
 
...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 4 PM PST THIS  
AFTERNOON ABOVE 4000 FT IN THE SOUTHERN CASCADES AND SISKIYOUS IN  
JACKSON AND KLAMATH COUNTIES...  
 
* WHAT...HEAVY WET SNOW ABOVE 4000 FT IN THE SOUTHERN CASCADES AND  
SISKIYOUS IN JACKSON AND KLAMATH COUNTIES. ADDITIONAL SNOW  
ACCUMULATIONS BETWEEN 5 AND 10 INCHES WITH UP TO 18 INCHES OVER  
HIGH REMOTE TERRAIN. WINDS GUSTING AS HIGH AS 70 MPH.  
 
* WHERE...SISKIYOU MOUNTAINS AND SOUTHERN OREGON CASCADES INCLUDING  
HOWARD PRAIRIE, LAKE OF THE WOODS, SISKIYOU SUMMIT ON INTERSTATE  
5, AND HIGHWAYS 66 AND 140.  
 
* WHEN...UNTIL 4 PM PST THIS AFTERNOON.  
 
* IMPACTS...TRAVEL COULD BE VERY DIFFICULT TO IMPOSSIBLE. THE  
HAZARDOUS CONDITIONS COULD IMPACT THE MONDAY EVENING AND TUESDAY  
MORNING COMMUTES. VERY STRONG WINDS COULD CAUSE EXTENSIVE DAMAGE  
TO TREES AND POWER LINES. ROADS, AND ESPECIALLY BRIDGES AND  
OVERPASSES, WILL LIKELY BECOME SLICK AND HAZARDOUS. BLOWING SNOW  
COULD RESULT IN GREATLY REDUCED VISIBILITIES AT TIMES.  
 
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  
TRIPCHECK.COM FOR ROAD INFORMATION.  
 
PERSONS SHOULD DELAY ALL TRAVEL IF POSSIBLE. IF TRAVEL IS ABSOLUTELY  
NECESSARY, DRIVE WITH EXTREME CAUTION AND BE PREPARED FOR SUDDEN  
CHANGES IN VISIBILITY. LEAVE PLENTY OF ROOM BETWEEN YOU AND THE  
MOTORIST AHEAD OF YOU, AND ALLOW EXTRA TIME TO REACH YOUR  
DESTINATION. AVOID SUDDEN BRAKING OR ACCELERATION, AND BE ESPECIALLY  
CAUTIOUS ON HILLS OR WHEN MAKING TURNS. MAKE SURE YOUR CAR IS  
WINTERIZED AND IN GOOD WORKING ORDER.  
 
DO NOT DETOUR DURING WINTER STORMS.  
 

 
 

 
 
CAZ085-ORZ029-210000-  
/O.CON.KMFR.WW.Y.0030.000000T0000Z-241121T0000Z/  
MODOC COUNTY-KLAMATH BASIN-  
INCLUDING THE CITIES OF ALTURAS, DAVIS CREEK, DAY, CANBY, OLENE,  
ALTAMONT, KLAMATH FALLS, LIKELY, LOOKOUT, ADIN, AND MIDLAND  
423 AM PST WED NOV 20 2024  
 
...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 4 PM PST THIS  
AFTERNOON...  
 
* WHAT...SNOW EXPECTED. ADDITIONAL SNOW ACCUMULATIONS BETWEEN 3 AND  
6 INCHES. WINDS GUSTING AS HIGH AS 60 MPH OVER HIGH EXPOSED  
TERRAIN.  
 
* WHERE...IN CALIFORNIA, MODOC COUNTY COUNTY. IN OREGON, KLAMATH  
BASIN COUNTY.  
 
* WHEN...UNTIL 4 PM PST THIS AFTERNOON.  
 
* IMPACTS...TRAVEL COULD BE VERY DIFFICULT. THE HAZARDOUS CONDITIONS  
COULD IMPACT THE WEDNESDAY MORNING COMMUTE. STRONG WINDS COULD  
CAUSE EXTENSIVE DAMAGE TO TREES AND POWER LINES.  
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...  
 
SLOW DOWN AND USE CAUTION WHILE TRAVELING. IN CALIFORNIA, CALL 511  
OR VISIT QUICKMAP.DOT.CA.GOV FOR ROAD INFORMATION. IN OREGON, CALL  
511 OR VISIT TRIPCHECK.COM FOR ROAD INFORMATION.  
 
DO NOT DETOUR DURING WINTER STORMS.  
 

 
 

 
 
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