093  
WWUS45 KMSO 221708  
WSWMSO  
 
URGENT - WINTER WEATHER MESSAGE  
NATIONAL WEATHER SERVICE MISSOULA MT  
1002 AM MST TUE JAN 22 2019  
 
MTZ004-231715-  
/O.NEW.KMSO.WS.W.0003.190123T0300Z-190123T1800Z/  
LOWER CLARK FORK REGION-  
1002 AM MST TUE JAN 22 2019  
 
...WINTER STORM WARNING IN EFFECT FROM 8 PM THIS EVENING TO 11 AM  
MST WEDNESDAY...  
 
* WHAT...HEAVY SNOW EXPECTED. TOTAL SNOW ACCUMULATIONS OF 7 TO  
12 INCHES EXPECTED.  
 
* WHERE...EVARO HILL, HIGHWAY 200 THOMPSON FALLS TO PLAINS,  
HIGHWAY 200 TROUT CREEK TO HERON, AND I-90 LOOKOUT PASS TO  
HAUGAN.  
 
* WHEN...FROM 8 PM THIS EVENING TO 11 AM MST WEDNESDAY.  
 
* ADDITIONAL DETAILS...TRAVEL COULD BE VERY DIFFICULT. AREAS OF  
BLOWING SNOW COULD SIGNIFICANTLY REDUCE VISIBILITY.  
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...  
 
A WINTER STORM WARNING FOR SNOW MEANS SEVERE WINTER WEATHER  
CONDITIONS WILL MAKE TRAVEL VERY HAZARDOUS OR IMPOSSIBLE. IF YOU  
MUST TRAVEL, KEEP AN EXTRA FLASHLIGHT, FOOD AND WATER IN YOUR  
VEHICLE IN CASE OF AN EMERGENCY.  
 
THE LATEST ROAD CONDITIONS FOR THE STATE YOU ARE CALLING FROM CAN  
BE OBTAINED BY CALLING 5 1 1.  
 

 
 

 
 
IDZ007-231200-  
/O.NEW.KMSO.WW.Y.0009.190123T0300Z-190123T1200Z/  
OROFINO/GRANGEVILLE REGION-  
902 AM PST TUE JAN 22 2019  
 
...WINTER WEATHER ADVISORY IN EFFECT FROM 7 PM THIS EVENING TO  
4 AM PST WEDNESDAY...  
 
* WHAT...SNOW AND BLOWING SNOW EXPECTED. WINDS GUSTING OVER 40 MPH  
ARE EXPECTED BETWEEN GRANGEVILLE AND WHITEBIRD EARLY WEDNESDAY  
MORNING CAUSING BLOWING SNOW AND LOW VISIBILITY. TEMPERATURES  
WILL WARM ABOVE FREEZING BY DAYBREAK LESSENING THE BLOWING SNOW  
IMPACT.  
 
* WHERE...TOTAL SNOW ACCUMULATIONS OF 1 TO 3 INCHES EXPECTED MOST  
PLACES EXCEPT...2 TO 5 INCHES AT WHITEBIRD GRADE, COTTONWOOD,  
TEAKEAN AND WEIPPE.  
 
* WHEN...FROM 7 PM THIS EVENING TO 4 AM PST WEDNESDAY.  
 
* ADDITIONAL DETAILS...PLAN ON SLIPPERY ROAD CONDITIONS.  
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...  
 
A WINTER WEATHER ADVISORY FOR SNOW MEANS PERIODS OF SNOW WILL  
CAUSE PRIMARILY TRAVEL DIFFICULTIES. EXPECT SNOW COVERED ROADS  
AND LIMITED VISIBILITIES, AND USE CAUTION WHILE DRIVING.  
 
THE LATEST ROAD CONDITIONS FOR THE STATE YOU ARE CALLING FROM CAN  
BE OBTAINED BY CALLING 5 1 1.  
 

 
 

 
 
IDZ005-231715-  
/O.NEW.KMSO.WW.Y.0009.190123T0300Z-190124T0000Z/  
NORTHERN CLEARWATER MOUNTAINS-  
902 AM PST TUE JAN 22 2019  
 
...WINTER WEATHER ADVISORY IN EFFECT FROM 7 PM THIS EVENING TO  
4 PM PST WEDNESDAY...  
 
* WHAT...SNOW EXPECTED. TOTAL SNOW ACCUMULATIONS OF 7 TO 12  
INCHES..10 TO 20 INCHES IN THE HIGHER TERRAIN. SNOW WILL CHANGE  
TO RAIN BELOW 4000 FEET BY THE AFTERNOON CAUSING A SLOPPY MESS.  
 
* WHERE...ELK RIVER, HIGHWAY 11 PIERCE TO HEADQUARTERS, AND  
PIERCE.  
 
* WHEN...FROM 7 PM THIS EVENING TO 4 PM PST WEDNESDAY.  
 
* ADDITIONAL DETAILS...TRAVEL COULD BE VERY DIFFICULT TO  
IMPOSSIBLE.  
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...  
 
A WINTER WEATHER ADVISORY FOR SNOW MEANS PERIODS OF SNOW WILL  
CAUSE PRIMARILY TRAVEL DIFFICULTIES. EXPECT SNOW COVERED ROADS  
AND LIMITED VISIBILITIES, AND USE CAUTION WHILE DRIVING.  
 
THE LATEST ROAD CONDITIONS FOR THE STATE YOU ARE CALLING FROM CAN  
BE OBTAINED BY CALLING 5 1 1.  
 

 
 

 
 
IDZ006-231715-  
/O.NEW.KMSO.WW.Y.0009.190123T0300Z-190124T0000Z/  
SOUTHERN CLEARWATER MOUNTAINS-  
902 AM PST TUE JAN 22 2019  
 
...WINTER WEATHER ADVISORY IN EFFECT FROM 7 PM THIS EVENING TO  
4 PM PST WEDNESDAY...  
 
* WHAT...SNOW EXPECTED. SNOW WILL BE HEAVY AT TIMES IN THE HIGHER  
ELEVATIONS AND AT LOLO PASS. TOTAL SNOW ACCUMULATIONS OF 7 TO  
14 INCHES EXPECTED.  
 
* WHERE...DIXIE, ELK CITY, AND HIGHWAY 12 EAST OF LOWELL TO LOLO  
PASS.  
 
* WHEN...FROM 7 PM THIS EVENING TO 4 PM PST WEDNESDAY.  
 
* ADDITIONAL DETAILS...TRAVEL COULD BE VERY DIFFICULT TO  
IMPOSSIBLE.  
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...  
 
A WINTER WEATHER ADVISORY FOR SNOW MEANS PERIODS OF SNOW WILL  
CAUSE PRIMARILY TRAVEL DIFFICULTIES. EXPECT SNOW COVERED ROADS  
AND LIMITED VISIBILITIES, AND USE CAUTION WHILE DRIVING.  
 
THE LATEST ROAD CONDITIONS FOR THE STATE YOU ARE CALLING FROM CAN  
BE OBTAINED BY CALLING 5 1 1.  
 

 
 

 
 
MTZ001-231715-  
/O.NEW.KMSO.WW.Y.0009.190123T0300Z-190123T1800Z/  
KOOTENAI/CABINET REGION-  
1002 AM MST TUE JAN 22 2019  
 
...WINTER WEATHER ADVISORY IN EFFECT FROM 8 PM THIS EVENING TO  
11 AM MST WEDNESDAY...  
 
* WHAT...SNOW EXPECTED. TOTAL SNOW ACCUMULATIONS OF 2 TO 4 INCHES  
TROY, LIBBY AND EUREKA..5 TO 7 INCHES ELSEWHERE.  
 
* WHERE...HIGHWAY 2 KALISPELL TO LIBBY, HIGHWAY 37 EUREKA TO  
LIBBY, HIGHWAY 56 BULL LAKE ROAD, AND HIGHWAY 93 EUREKA TO  
WHITEFISH.  
 
* WHEN...FROM 8 PM THIS EVENING TO 11 AM MST WEDNESDAY.  
 
* ADDITIONAL DETAILS...TRAVEL COULD BE VERY DIFFICULT.  
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...  
 
A WINTER WEATHER ADVISORY FOR SNOW MEANS PERIODS OF SNOW WILL  
CAUSE PRIMARILY TRAVEL DIFFICULTIES. EXPECT SNOW COVERED ROADS  
AND LIMITED VISIBILITIES, AND USE CAUTION WHILE DRIVING.  
 
THE LATEST ROAD CONDITIONS FOR THE STATE YOU ARE CALLING FROM CAN  
BE OBTAINED BY CALLING 5 1 1.  
 

 
 

 
 
MTZ003-231715-  
/O.NEW.KMSO.WW.Y.0009.190123T0300Z-190124T0000Z/  
FLATHEAD/MISSION VALLEYS-  
1002 AM MST TUE JAN 22 2019  
 
...WINTER WEATHER ADVISORY IN EFFECT FROM 8 PM THIS EVENING TO  
5 PM MST WEDNESDAY...  
 
* WHAT...SNOW EXPECTED. TOTAL SNOW ACCUMULATIONS OF 3 TO 6 INCHES  
EXPECTED. HIGHER AMOUNTS ARE POSSIBLE IN THE MANY LAKES AND IN  
THE VICINITY OF FLATHEAD LAKE.  
 
* WHERE...FLATHEAD VALLEY TO MISSION VALLEY.  
 
* WHEN...FROM 8 PM THIS EVENING TO 5 PM MST WEDNESDAY.  
 
* ADDITIONAL DETAILS...TRAVEL COULD BE VERY DIFFICULT.  
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...  
 
A WINTER WEATHER ADVISORY FOR SNOW MEANS PERIODS OF SNOW WILL  
CAUSE PRIMARILY TRAVEL DIFFICULTIES. EXPECT SNOW COVERED ROADS  
AND LIMITED VISIBILITIES, AND USE CAUTION WHILE DRIVING.  
 
THE LATEST ROAD CONDITIONS FOR THE STATE YOU ARE CALLING FROM CAN  
BE OBTAINED BY CALLING 5 1 1.  
 

 
 

 
 
MTZ002-231715-  
/O.NEW.KMSO.WW.Y.0009.190123T0300Z-190124T0000Z/  
WEST GLACIER REGION-  
1002 AM MST TUE JAN 22 2019  
 
...WINTER WEATHER ADVISORY IN EFFECT FROM 8 PM THIS EVENING TO  
5 PM MST WEDNESDAY...  
 
* WHAT...SNOW EXPECTED. TOTAL SNOW ACCUMULATIONS OF 6 TO 10 INCHES  
EXPECTED. BETWEEN ESSEX AND MARIAS PASS EXPECTED GUSTY WESTERLY  
WINDS TO 25 MPH WHICH WILL CAUSE BLOWING AND DRIFTING SNOW UNTIL  
WINDS SHIFT TO AN EASTERLY DIRECTION BY WEDNESDAY AFTERNOON  
GUSTING TO 30 MPH AT TIMES.  
 
* WHERE...BAD ROCK CANYON, ESSEX, HIGHWAY 83 BIGFORK TO SWAN  
LAKE, MARIAS PASS, AND POLEBRIDGE.  
 
* WHEN...FROM 8 PM THIS EVENING TO 5 PM MST WEDNESDAY.  
 
* ADDITIONAL DETAILS...TRAVEL COULD BE VERY DIFFICULT TO  
IMPOSSIBLE. AREAS OF BLOWING SNOW COULD SIGNIFICANTLY REDUCE  
VISIBILITY.  
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...  
 
A WINTER WEATHER ADVISORY FOR SNOW MEANS PERIODS OF SNOW WILL  
CAUSE PRIMARILY TRAVEL DIFFICULTIES. EXPECT SNOW COVERED ROADS  
AND LIMITED VISIBILITIES, AND USE CAUTION WHILE DRIVING.  
 
THE LATEST ROAD CONDITIONS FOR THE STATE YOU ARE CALLING FROM CAN  
BE OBTAINED BY CALLING 5 1 1.  
 

 
 

 
 
MTZ043-231715-  
/O.NEW.KMSO.WW.Y.0009.190123T0300Z-190124T0000Z/  
POTOMAC/SEELEY LAKE REGION-  
1002 AM MST TUE JAN 22 2019  
 
...WINTER WEATHER ADVISORY IN EFFECT FROM 8 PM THIS EVENING TO  
5 PM MST WEDNESDAY...  
 
* WHAT...SNOW EXPECTED. TOTAL SNOW ACCUMULATIONS OF 6 TO 11  
INCHES EXPECTED.  
 
* WHERE...HIGHWAY 200 BONNER TO GREENOUGH, HIGHWAY 83 SEELEY  
LAKE TO CONDON, AND I-90 EAST MISSOULA TO BEARMOUTH.  
 
* WHEN...FROM 8 PM THIS EVENING TO 5 PM MST WEDNESDAY.  
 
* ADDITIONAL DETAILS...TRAVEL COULD BE VERY DIFFICULT TO  
IMPOSSIBLE.  
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...  
 
A WINTER WEATHER ADVISORY FOR SNOW MEANS PERIODS OF SNOW WILL  
CAUSE PRIMARILY TRAVEL DIFFICULTIES. EXPECT SNOW COVERED ROADS  
AND LIMITED VISIBILITIES, AND USE CAUTION WHILE DRIVING.  
 
THE LATEST ROAD CONDITIONS FOR THE STATE YOU ARE CALLING FROM CAN  
BE OBTAINED BY CALLING 5 1 1.  
 

 
 

 
 
MTZ005-231715-  
/O.NEW.KMSO.WW.Y.0009.190123T0300Z-190124T0000Z/  
MISSOULA/BITTERROOT VALLEYS-  
1002 AM MST TUE JAN 22 2019  
 
...WINTER WEATHER ADVISORY IN EFFECT FROM 8 PM THIS EVENING TO  
5 PM MST WEDNESDAY...  
 
* WHAT...SNOW EXPECTED. TOTAL SNOW ACCUMULATIONS OF 2 TO 4 INCHES  
EXPECTED...4 TO 6 INCHES EXPECTED ON HIGHER BENCHES.  
 
* WHERE...MISSOULA/BITTERROOT VALLEYS.  
 
* WHEN...FROM 8 PM THIS EVENING TO 5 PM MST WEDNESDAY.  
 
* ADDITIONAL DETAILS...TRAVEL COULD BE VERY DIFFICULT.  
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...  
 
A WINTER WEATHER ADVISORY FOR SNOW MEANS PERIODS OF SNOW WILL  
CAUSE PRIMARILY TRAVEL DIFFICULTIES. EXPECT SNOW COVERED ROADS  
AND LIMITED VISIBILITIES, AND USE CAUTION WHILE DRIVING.  
 
THE LATEST ROAD CONDITIONS FOR THE STATE YOU ARE CALLING FROM CAN  
BE OBTAINED BY CALLING 5 1 1.  
 

 
 

 
 
MTZ006-231715-  
/O.NEW.KMSO.WW.Y.0009.190123T0300Z-190124T0600Z/  
BITTERROOT/SAPPHIRE MOUNTAINS-  
1002 AM MST TUE JAN 22 2019  
 
...WINTER WEATHER ADVISORY IN EFFECT FROM 8 PM THIS EVENING TO  
11 PM MST WEDNESDAY...  
 
* WHAT...SNOW EXPECTED. SNOW WILL BE HEAVY AT TIMES TOWARDS  
DAYBREAK WEDNESDAY. TOTAL SNOW ACCUMULATIONS OF 8 TO 15 INCHES  
EXPECTED.  
 
* WHERE...BITTERROOT AND SAPPHIRE MOUNTAINS INCLUDING US-12  
BETWEEN LOLO PASS AND LOLO, US-93 BETWEEN SULA AND LOST TRAIL  
PASS.  
 
* WHEN...FROM 8 PM THIS EVENING TO 11 PM MST WEDNESDAY.  
 
* ADDITIONAL DETAILS...TRAVEL COULD BE VERY DIFFICULT TO  
IMPOSSIBLE.  
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...  
 
A WINTER WEATHER ADVISORY FOR SNOW MEANS PERIODS OF SNOW WILL  
CAUSE PRIMARILY TRAVEL DIFFICULTIES. EXPECT SNOW COVERED ROADS  
AND LIMITED VISIBILITIES, AND USE CAUTION WHILE DRIVING.  
 
THE LATEST ROAD CONDITIONS FOR THE STATE YOU ARE CALLING FROM CAN  
BE OBTAINED BY CALLING 5 1 1.  
 

 
 

 
 
MTZ007-231715-  
/O.NEW.KMSO.WW.Y.0009.190123T0600Z-190124T0600Z/  
BUTTE/BLACKFOOT REGION-  
1002 AM MST TUE JAN 22 2019  
 
...WINTER WEATHER ADVISORY IN EFFECT FROM 11 PM THIS EVENING TO  
11 PM MST WEDNESDAY...  
 
* WHAT...SNOW EXPECTED. TOTAL SNOW ACCUMULATIONS OF 2 TO 4 INCHES  
FOR DEER LODGE, ANACONDA TO BUTTE AND HOMESTAKE PASS...7 TO 12  
INCHES EXPECTED ELSEWHERE. WESTERLY WINDS GUSTING OVER 30 MPH  
WILL CAUSE BLOWING AND DRIFTING SNOW AT MACDONALD PASS.  
 
* WHERE...BUTTE, GEORGETOWN LAKE, HIGHWAY 12 GARRISON TO  
ELLISTON, HOMESTAKE PASS, AND MACDONALD PASS.  
 
* WHEN...FROM 11 PM THIS EVENING TO 11 PM MST WEDNESDAY.  
 
* ADDITIONAL DETAILS...TRAVEL COULD BE VERY DIFFICULT TO  
IMPOSSIBLE. AREAS OF BLOWING SNOW COULD SIGNIFICANTLY REDUCE  
VISIBILITY.  
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...  
 
A WINTER WEATHER ADVISORY FOR SNOW MEANS PERIODS OF SNOW WILL  
CAUSE PRIMARILY TRAVEL DIFFICULTIES. EXPECT SNOW COVERED ROADS  
AND LIMITED VISIBILITIES, AND USE CAUTION WHILE DRIVING.  
 
THE LATEST ROAD CONDITIONS FOR THE STATE YOU ARE CALLING FROM CAN  
BE OBTAINED BY CALLING 5 1 1.  
 

 
 

 
 
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