223 WWUS46 KMFR 192353 WSWMFR URGENT - WINTER WEATHER MESSAGE National Weather Service Medford OR 353 PM PST Tue Nov 19 2024 ...A STRONG LOW WILL BRING SIGNIFICANT WIND AND WINTER WEATHER IMPACTS TO SOUTHERN OREGON AND NORTHERN CALIFORNIA THROUGH WEDNESDAY... .A cold front will move through the region Tuesday evening, bringing heavy snow to locations mostly above 4000 feet. Once the front passes Wednesday night, heavy wet snow will continue to fall, especially over northern California near Mt. Shasta City. There is a low chance an extreme snow event occurs around Mt Shasta City with 2 to 3 feet falling in that area through Wednesday evening. ORZ027-201300- /O.EXP.KMFR.WW.Y.0030.000000T0000Z-241120T0000Z/ /O.CON.KMFR.WS.W.0018.241120T0000Z-241121T0000Z/ South Central Oregon Cascades- Including the cities of Crescent Lake and Diamond Lake 353 PM PST Tue Nov 19 2024 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 4 PM PST WEDNESDAY ABOVE 4000 FT IN THE HIGH CENTRAL CASCADES IN KLAMATH, JACKSON AND DOUGLAS COUNTIES... ...WINTER WEATHER ADVISORY WILL EXPIRE AT 4 PM PST THIS AFTERNOON... * 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 7 and 32 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 Wednesday. * 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. && $$ ORZ028-201300- /O.EXP.KMFR.WW.Y.0030.000000T0000Z-241120T0000Z/ /O.CON.KMFR.WS.W.0018.241120T0000Z-241121T0000Z/ Siskiyou Mountains and Southern Oregon Cascades- Including the cities of Howard Prairie and Siskiyou Summit 353 PM PST Tue Nov 19 2024 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 4 PM PST WEDNESDAY ABOVE 4000 FT IN THE SOUTHERN CASCADES AND SISKIYOUS IN JACKSON AND KLAMATH COUNTIES... ...WINTER WEATHER ADVISORY WILL EXPIRE AT 4 PM PST THIS AFTERNOON... * WHAT...Heavy snow expected above 4000 ft in the southern Cascades and Siskiyous in Jackson and Klamath Counties. Total snow accumulations between 7 and 13 inches with up to 24 inches over high remote terrain. Winds gusting as high as 70 mph over high exposed terrain. * WHERE...Siskiyou Mountains and Southern Oregon Cascades including Howard Prairie, Lake of the Woods, Siskiyou Summit on Interstate 5, and Highways 66 and 140. * WHEN...Until 4 PM PST Wednesday. * IMPACTS...Travel could be very difficult to impossible. The hazardous conditions could impact the Monday evening and Tuesday morning commutes. Very strong winds could cause extensive damage to trees and power lines. Roads, and especially bridges and overpasses, will likely become slick and hazardous. Blowing snow could result in greatly reduced visibilities at times. PRECAUTIONARY/PREPAREDNESS ACTIONS... If you must travel, keep an extra flashlight, food, and water in your vehicle in case of an emergency. Call 511 or visit tripcheck.com for road information. Persons should delay all travel if possible. If travel is absolutely necessary, drive with extreme caution and be prepared for sudden changes in visibility. Leave plenty of room between you and the motorist ahead of you, and allow extra time to reach your destination. Avoid sudden braking or acceleration, and be especially cautious on hills or when making turns. Make sure your car is winterized and in good working order. Do not detour during winter storms. && $$ ORZ030-201300- /O.CON.KMFR.WS.W.0018.241120T0000Z-241121T0000Z/ /O.CON.KMFR.WW.Y.0030.241120T0000Z-241121T0000Z/ Northern and Eastern Klamath County and Western Lake County- Including the cities of Crescent, Chemult, and Gilchrist 353 PM PST Tue Nov 19 2024 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 4 PM PST WEDNESDAY... ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 4 PM PST WEDNESDAY... * WHAT...Heavy snow expected. Total snow accumulations between 5 and 10 inches. South winds 35 to 45 mph with gusts up to 60 mph. For the Winter Weather Advisory, snow expected. Total snow accumulations between 2 and 5 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 Wednesday. * 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 consider delaying all travel. Motorists should use extreme caution if travel is absolutely necessary. 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. && $$ CAZ081-201300- /O.CON.KMFR.WS.W.0018.000000T0000Z-241121T0000Z/ Central Siskiyou County- Including the cities of Hilt, Klamath River, and Yreka 353 PM PST Tue Nov 19 2024 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 4 PM PST WEDNESDAY SOUTHERN SHASTA VALLEY... * WHAT...Heavy snow expected southern Shasta Valley. Total snow accumulations between 6 to 18 inches. South winds 40 to 45 mph with gusts up to 55 mph expected. * WHERE...Southern Shasta Valley in Central Siskiyou County, including Interstate 5 and Highway 97 near Weed. * WHEN...Until 4 PM PST Wednesday. * IMPACTS...The strong winds and weight of snow on tree limbs may down power lines and could cause sporadic power outages. Whiteout conditions are expected and will make travel treacherous and potentially life-threatening. Travel could be very difficult to impossible. The hazardous conditions could impact the Tuesday evening and Wednesday morning commutes. Very strong winds could cause damage to trees and power lines. PRECAUTIONARY/PREPAREDNESS ACTIONS... If you must travel, keep an extra flashlight, food, and water in your vehicle in case of an emergency. Call 511 or visit quickmap.dot.ca.gov for road information. Persons should consider delaying all travel. Motorists should use extreme caution if travel is absolutely necessary. Do not detour during winter storms. && $$ CAZ082-083-201300- /O.CON.KMFR.WS.W.0018.000000T0000Z-241121T0000Z/ South Central Siskiyou County-North Central and Southeast Siskiyou County- Including the cities of Bray, Tennant, Dunsmuir, Mount Shasta, McCloud, and Pondosa 353 PM PST Tue Nov 19 2024 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 4 PM PST WEDNESDAY... * WHAT...Heavy snow expected. Total snow accumulations between 7 and 36 inches. Winds gusting as high as 65 mph over exposed terrain. * WHERE...Central and Southeast Siskiyou County. This includes Snowmans Summit on Highway 89 and sections of I-5 between Dunsmir and Weed, CA. * WHEN...Until 4 PM PST Wednesday. * 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 Tuesday evening and Wednesday morning commutes. 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. && $$ CAZ080-201300- /O.CON.KMFR.WS.W.0018.241120T0000Z-241121T0000Z/ Western Siskiyou County- Including the cities of Happy Camp, Somes Bar, Scott Bar, Fort Jones, Greenview, Callahan, and Etna 353 PM PST Tue Nov 19 2024 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 4 PM PST WEDNESDAY ABOVE 3500 FEET... * WHAT...Total snow accumulations between 6 and 18 inches with up to 2 feet over higher mountains. Winds gusting as high as 70 mph over higher exposed terrain. * WHERE...Portions of western Siskiyou County above 3500 feet through tonight, including Etna Summit and Scott Mountain Pass. * WHEN...Until 4 PM PST Wednesday. * IMPACTS...Whiteout conditions are possible and will make travel treacherous and potentially life-threatening. Travel could be very difficult to impossible. The hazardous conditions could impact Tuesday evening commutes. Very strong winds could cause extensive damage to trees and power lines. PRECAUTIONARY/PREPAREDNESS ACTIONS... If you must travel, keep an extra flashlight, food, and water in your vehicle in case of an emergency. Call 511 or visit quickmap.dot.ca.gov for road information. Persons should consider delaying all travel. Motorists should use extreme caution if travel is absolutely necessary. Do not detour during winter storms. && $$ CAZ085-ORZ029-201300- /O.CON.KMFR.WW.Y.0030.241120T0000Z-241121T0000Z/ Modoc County-Klamath Basin- Including the cities of Adin, Canby, Altamont, Midland, Olene, Likely, Klamath Falls, Alturas, Day, Davis Creek, and Lookout 353 PM PST Tue Nov 19 2024 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 4 PM PST WEDNESDAY... * WHAT...Snow expected. Total snow accumulations between 2 and 8 inches. Winds gusting as high as 60 mph over high exposed terrain. * WHERE...In California, Modoc County. In Oregon, Klamath Basin. * WHEN...Until 4 PM PST Wednesday. * IMPACTS...Travel could be very difficult. The hazardous conditions could impact the Tuesday evening and Wednesday morning commutes. 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. && $$ Smith