667 WWUS45 KMSO 202028 WSWMSO URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE MISSOULA MT 228 PM MDT MON OCT 20 2014 ...VERY WET AND COLD SYSTEM TO IMPACT WESTERN MONTANA TUESDAY... .A WET COLD FRONT WILL IMPACT THE MOUNTAINS OF CENTRAL IDAHO AND WESTERN MONTANA TUESDAY AND TUESDAY EVENING. RECENTLY MODELS HAVE TRENDED MUCH COOLER AND WETTER WITH THIS SYSTEM. IDZ006-211200- /O.EXA.KMSO.WW.Y.0056.141021T1200Z-141022T1200Z/ SOUTHERN CLEARWATER MOUNTAINS- 228 PM MDT MON OCT 20 2014 ...WINTER WEATHER ADVISORY IN EFFECT FROM 5 AM TUESDAY TO 5 AM PDT WEDNESDAY ABOVE 5000 FEET FOR...DIXIE... THE NATIONAL WEATHER SERVICE IN MISSOULA HAS ISSUED A WINTER WEATHER ADVISORY FOR SNOW ABOVE 5000 FEET... WHICH IS IN EFFECT FROM 5 AM TUESDAY TO 5 AM PDT WEDNESDAY. * IMPACTS/TIMING: RAIN IN THE CLEARWATER AND BITTERROOT MOUNTAINS WILL START FALLING IN THE MORNING AND TRANSITION TO SNOW IN THE AFTERNOON. EXPECT DENSE WET SNOW CAUSING SLUSHY CONDITIONS AND POOR VISIBILITY AT TIMES. ACCUMULATION ON PASSES IS LIKELY DURING THE HEAVIEST SNOWFALL IN THE AFTERNOON. AN INCH OR MORE OF DENSE SNOW IS POSSIBLE OVER LOLO PASS. * SNOW ACCUMULATIONS: AROUND AN INCH OF SLUSHY WET SNOW ON PAVED ROADS WITH 2 INCHES OR MORE ON BACK ROADS ABOVE 6... 000 FEET. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER WEATHER ADVISORY FOR SNOW MEANS THAT PERIODS OF SNOW WILL CAUSE PRIMARILY TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW COVERED ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE DRIVING. && $$ MTZ006-211200- /O.CON.KMSO.WW.Y.0056.141021T1200Z-141022T1200Z/ BITTERROOT/SAPPHIRE MOUNTAINS- 228 PM MDT MON OCT 20 2014 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 6 AM TUESDAY TO 6 AM MDT WEDNESDAY ABOVE 5000 FEET... A WINTER WEATHER ADVISORY ABOVE 5000 FEET REMAINS IN EFFECT FROM 6 AM TUESDAY TO 6 AM MDT WEDNESDAY. * IMPACTS/TIMING: RAIN IN THE BITTERROOT MOUNTAINS WILL START FALLING IN THE MORNING AND TRANSITION TO SNOW IN THE AFTERNOON. EXPECT DENSE WET SNOW CAUSING SLUSHY CONDITIONS AND POOR VISIBILITY AT TIMES. ACCUMULATION ON PASSES IS LIKELY DURING THE HEAVIEST SNOWFALL IN THE AFTERNOON. THREE INCHES OR MORE OF SNOW IS POSSIBLE OVER SKALKAHO PASS. * SNOW ACCUMULATIONS: AROUND AN INCH OF SLUSHY WET SNOW ON PAVED ROADS WITH 2 INCHES OR MORE ON BACK ROADS ABOVE 6... 000 FEET. * LOCATIONS IMPACTED INCLUDE...HIGHWAY 93 SULA TO LOST TRAIL PASS...LOLO PASS && $$ MTZ007-211200- /O.CON.KMSO.WW.Y.0056.141021T1800Z-141022T1200Z/ BUTTE/BLACKFOOT REGION- 228 PM MDT MON OCT 20 2014 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM NOON TUESDAY TO 6 AM MDT WEDNESDAY ABOVE 6000 FEET... A WINTER WEATHER ADVISORY ABOVE 6000 FEET REMAINS IN EFFECT FROM NOON TUESDAY TO 6 AM MDT WEDNESDAY. * IMPACTS/TIMING: SNOW ACCUMULATIONS ON ROADS ABOVE 6...000 FEET WILL CAUSE SLICK DRIVING CONDITIONS. EXPECT DENSE SLUSHY SNOW, MAINLY AFFECTING BACKCOUNTRY ROADS. MODERATE SNOW IN THE AFTERNOON AND EVENING WILL CAUSE REDUCED VISIBILITY OVER HOMESTAKE AND MACDONALD PASSES IN THE LATE AFTERNOON AND EVENING. * SNOW ACCUMULATIONS: AROUND AN INCH OF DENSE... SLUSHY SNOW. * LOCATIONS IMPACTED INCLUDE...GEORGETOWN LAKE...MACDONALD PASS && $$ IDZ010-211200- /O.CON.KMSO.WW.Y.0056.141021T1200Z-141022T1200Z/ EASTERN LEMHI COUNTY- 228 PM MDT MON OCT 20 2014 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 6 AM TUESDAY TO 6 AM MDT WEDNESDAY FOR LOLO PASS AND LOST TRAIL PASS... A WINTER WEATHER ADVISORY FOR LOLO PASS AND LOST TRAIL PASS REMAINS IN EFFECT FROM 6 AM TUESDAY TO 6 AM MDT WEDNESDAY. * IMPACTS/TIMING: RAIN IN THE BITTERROOT MOUNTAINS WILL START FALLING IN THE MORNING AND TRANSITION TO SNOW IN THE AFTERNOON. EXPECT DENSE WET SNOW CAUSING SLUSHY CONDITIONS AND POOR VISIBILITY AT TIMES. ACCUMULATION ON PASSES IS LIKELY DURING THE HEAVIEST SNOWFALL IN THE AFTERNOON. AN INCH OR MORE OF DENSE SNOW IS POSSIBLE OVER LOST TRAIL PASS. * SNOW ACCUMULATIONS: AROUND AN INCH OF SLUSHY... WET SNOW ON PAVED ROADS WITH 2 INCHES OR MORE ON BACK ROADS ABOVE 6... 000 FEET. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER WEATHER ADVISORY FOR SNOW MEANS THAT PERIODS OF SNOW WILL CAUSE PRIMARILY TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW COVERED ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE DRIVING. && $$