674  
FPUS55 KMSO 181823  
ZFPMSO  
 
ZONE FORECAST PRODUCT  
NATIONAL WEATHER SERVICE MISSOULA MT  
1223 PM MDT SAT APR 18 2026  
 
MTZ001-191000-  
KOOTENAI/CABINET REGION-  
INCLUDING THE CITIES OF LIBBY AND EUREKA  
1223 PM MDT SAT APR 18 2026  
   
TONIGHT  
MOSTLY CLEAR. LOWS IN THE UPPER 20S TO MID 30S.    
SUNDAY  
MOSTLY SUNNY. HIGHS IN THE MID 60S TO LOWER 70S.    
SUNDAY NIGHT  
MOSTLY CLOUDY IN THE EVENING THEN BECOMING PARTLY  
CLOUDY. LOWS IN THE UPPER 30S TO MID 40S.    
MONDAY  
MOSTLY SUNNY. HIGHS IN THE 70S TO LOWER 80S.    
MONDAY NIGHT  
PARTLY CLOUDY. LOWS IN THE 40S.    
TUESDAY  
PARTLY CLOUDY. HIGHS IN THE UPPER 70S TO MID 80S.    
TUESDAY NIGHT  
MOSTLY CLOUDY. A 30 PERCENT CHANCE OF RAIN AFTER  
MIDNIGHT. LOWS IN THE MID 40S TO LOWER 50S.    
WEDNESDAY  
RAIN LIKELY IN THE MORNING, THEN RAIN SHOWERS LIKELY  
AND A SLIGHT CHANCE OF THUNDERSTORMS IN THE AFTERNOON. CHANCE OF  
PRECIPITATION 80 PERCENT. COOLER. HIGHS IN THE UPPER 50S TO MID  
60S.    
WEDNESDAY NIGHT  
RAIN LIKELY IN THE EVENING, THEN A CHANCE OF  
RAIN AFTER MIDNIGHT. CHANCE OF RAIN 80 PERCENT. LOWS IN THE MID  
30S TO LOWER 40S.    
THURSDAY  
MOSTLY CLOUDY. A CHANCE OF RAIN AND SNOW IN THE  
MORNING, THEN SLIGHT CHANCE OF RAIN IN THE AFTERNOON. CHANCE OF  
PRECIPITATION 40 PERCENT. HIGHS IN THE 50S TO LOWER 60S.    
THURSDAY NIGHT  
MOSTLY CLOUDY IN THE EVENING THEN BECOMING  
PARTLY CLOUDY. A 20 PERCENT CHANCE OF RAIN. LOWS IN THE 30S.    
FRIDAY  
PARTLY CLOUDY. HIGHS IN THE MID 50S TO LOWER 60S.    
FRIDAY NIGHT  
MOSTLY CLOUDY IN THE EVENING THEN BECOMING PARTLY  
CLOUDY. LOWS IN THE 30S.    
SATURDAY  
PARTLY CLOUDY. A 20 PERCENT CHANCE OF RAIN IN THE  
AFTERNOON. HIGHS IN THE UPPER 50S TO MID 60S.  
 
 
 
MTZ002-191000-  
WEST GLACIER REGION-  
INCLUDING THE CITY OF SWAN LAKE  
1223 PM MDT SAT APR 18 2026  
   
TONIGHT  
MOSTLY CLEAR. LOWS IN THE UPPER 20S TO MID 30S. SOUTH  
WINDS TO 15 MPH IN THE EVENING.    
SUNDAY  
MOSTLY SUNNY. HIGHS IN THE MID 50S TO LOWER 60S.    
SUNDAY NIGHT  
MOSTLY CLOUDY. LOWS IN THE MID 30S TO LOWER 40S.    
MONDAY  
MOSTLY SUNNY. HIGHS IN THE 60S.    
MONDAY NIGHT  
PARTLY CLOUDY. LOWS IN THE UPPER 30S TO MID 40S.    
TUESDAY  
PARTLY CLOUDY. HIGHS IN THE UPPER 60S TO MID 70S.    
TUESDAY NIGHT  
MOSTLY CLOUDY WITH A 40 PERCENT CHANCE OF RAIN.  
LOWS IN THE UPPER 30S TO MID 40S.    
WEDNESDAY  
A CHANCE OF RAIN IN THE MORNING, THEN RAIN SHOWERS  
LIKELY AND A SLIGHT CHANCE OF THUNDERSTORMS IN THE AFTERNOON.  
CHANCE OF PRECIPITATION 90 PERCENT. COOLER. HIGHS IN THE 50S.    
WEDNESDAY NIGHT  
RAIN AND SNOW LIKELY. CHANCE OF PRECIPITATION  
90 PERCENT. LOWS IN THE UPPER 20S TO MID 30S.    
THURSDAY  
RAIN AND SNOW LIKELY IN THE MORNING, THEN A CHANCE OF  
RAIN AND SNOW IN THE AFTERNOON. CHANCE OF PRECIPITATION  
70 PERCENT. HIGHS IN THE 40S.    
THURSDAY NIGHT  
MOSTLY CLOUDY IN THE EVENING THEN BECOMING  
PARTLY CLOUDY. A 40 PERCENT CHANCE OF RAIN AND SNOW. LOWS IN THE  
MID 20S TO LOWER 30S.    
FRIDAY  
MOSTLY CLOUDY. SLIGHT CHANCE OF SNOW IN THE MORNING,  
THEN A CHANCE OF SNOW AND A SLIGHT CHANCE OF RAIN IN THE  
AFTERNOON. CHANCE OF PRECIPITATION 30 PERCENT. HIGHS IN THE 40S  
TO LOWER 50S.    
FRIDAY NIGHT  
MOSTLY CLOUDY WITH A SLIGHT CHANCE OF SNOW.  
SLIGHT CHANCE OF RAIN IN THE EVENING. CHANCE OF PRECIPITATION  
20 PERCENT. LOWS IN THE MID 20S TO LOWER 30S.    
SATURDAY  
PARTLY CLOUDY WITH A SLIGHT CHANCE OF RAIN. A CHANCE  
OF SNOW. CHANCE OF PRECIPITATION 30 PERCENT. HIGHS IN THE MID 40S  
TO LOWER 50S.  
 
 
 
MTZ003-191000-  
FLATHEAD/MISSION VALLEYS-  
INCLUDING THE CITIES OF KALISPELL, POLSON, AND ST. IGNATIUS  
1223 PM MDT SAT APR 18 2026  
   
TONIGHT  
MOSTLY CLEAR. LOWS IN THE UPPER 20S TO MID 30S.    
SUNDAY  
MOSTLY SUNNY. HIGHS IN THE 60S.    
SUNDAY NIGHT  
MOSTLY CLOUDY. LOWS IN THE MID 30S TO LOWER 40S.    
MONDAY  
MOSTLY SUNNY. HIGHS IN THE UPPER 60S TO MID 70S.    
MONDAY NIGHT  
PARTLY CLOUDY. LOWS IN THE UPPER 30S TO MID 40S.    
TUESDAY  
PARTLY CLOUDY. HIGHS IN THE MID 70S TO LOWER 80S.    
TUESDAY NIGHT  
MOSTLY CLOUDY. A 20 PERCENT CHANCE OF RAIN AFTER  
MIDNIGHT. LOWS IN THE 40S.    
WEDNESDAY  
A CHANCE OF RAIN IN THE MORNING, THEN RAIN SHOWERS  
LIKELY AND A CHANCE OF THUNDERSTORMS IN THE AFTERNOON. CHANCE OF  
PRECIPITATION 80 PERCENT. COOLER. HIGHS IN THE UPPER 50S TO MID  
60S.    
WEDNESDAY NIGHT  
RAIN LIKELY. CHANCE OF RAIN 80 PERCENT. LOWS  
IN THE MID 30S TO LOWER 40S.    
THURSDAY  
MOSTLY CLOUDY WITH A 50 PERCENT CHANCE OF RAIN AND  
SNOW. HIGHS IN THE UPPER 40S TO MID 50S.    
THURSDAY NIGHT  
MOSTLY CLOUDY IN THE EVENING THEN BECOMING  
PARTLY CLOUDY. A 20 PERCENT CHANCE OF RAIN. LOWS IN THE UPPER 20S  
TO MID 30S.    
FRIDAY  
MOSTLY CLOUDY WITH A SLIGHT CHANCE OF RAIN. SLIGHT  
CHANCE OF SNOW IN THE MORNING. CHANCE OF PRECIPITATION  
20 PERCENT. HIGHS IN THE 50S.    
FRIDAY NIGHT  
PARTLY CLOUDY IN THE EVENING THEN BECOMING MOSTLY  
CLOUDY. LOWS IN THE UPPER 20S TO MID 30S.    
SATURDAY  
PARTLY CLOUDY. A 20 PERCENT CHANCE OF RAIN IN THE  
AFTERNOON. HIGHS IN THE 50S.  
 
 
 
MTZ004-191000-  
LOWER CLARK FORK REGION-  
INCLUDING THE CITIES OF NOXON, THOMPSON FALLS, AND SUPERIOR  
1223 PM MDT SAT APR 18 2026  
   
TONIGHT  
MOSTLY CLEAR. LOWS IN THE 30S.    
SUNDAY  
MOSTLY SUNNY. HIGHS IN THE MID 60S TO LOWER 70S.    
SUNDAY NIGHT  
MOSTLY CLOUDY. LOWS IN THE UPPER 30S TO MID 40S.    
MONDAY  
MOSTLY SUNNY. HIGHS IN THE 70S.    
MONDAY NIGHT  
MOSTLY CLEAR. LOWS IN THE 40S.    
TUESDAY  
PARTLY CLOUDY. HIGHS IN THE MID 70S TO LOWER 80S.    
TUESDAY NIGHT  
MOSTLY CLOUDY WITH A 40 PERCENT CHANCE OF RAIN.  
LOWS IN THE 40S.    
WEDNESDAY  
A CHANCE OF RAIN IN THE MORNING, THEN RAIN SHOWERS  
LIKELY AND A SLIGHT CHANCE OF THUNDERSTORMS IN THE AFTERNOON.  
CHANCE OF PRECIPITATION 80 PERCENT. COOLER. HIGHS IN THE 50S.    
WEDNESDAY NIGHT  
RAIN LIKELY IN THE EVENING, THEN RAIN AND SNOW  
LIKELY AFTER MIDNIGHT. CHANCE OF PRECIPITATION 90 PERCENT. LOWS  
IN THE 30S TO LOWER 40S.    
THURSDAY  
A CHANCE OF RAIN. SNOW LIKELY IN THE MORNING, THEN A  
CHANCE OF SNOW IN THE AFTERNOON. CHANCE OF PRECIPITATION  
70 PERCENT. HIGHS IN THE MID 40S TO LOWER 50S.    
THURSDAY NIGHT  
MOSTLY CLOUDY IN THE EVENING THEN BECOMING  
PARTLY CLOUDY. SLIGHT CHANCE OF SNOW. SLIGHT CHANCE OF RAIN IN  
THE EVENING. CHANCE OF PRECIPITATION 20 PERCENT. LOWS IN THE MID  
20S TO LOWER 30S.    
FRIDAY  
PARTLY CLOUDY WITH A 20 PERCENT CHANCE OF SNOW. HIGHS  
IN THE UPPER 40S TO MID 50S.    
FRIDAY NIGHT  
MOSTLY CLOUDY IN THE EVENING THEN BECOMING PARTLY  
CLOUDY. LOWS IN THE UPPER 20S TO MID 30S.    
SATURDAY  
PARTLY CLOUDY. A 20 PERCENT CHANCE OF RAIN IN THE  
AFTERNOON. HIGHS IN THE 50S.  
 
 
 
MTZ005-191000-  
MISSOULA/BITTERROOT VALLEYS-  
INCLUDING THE CITIES OF HAMILTON AND DARBY  
1223 PM MDT SAT APR 18 2026  
   
TONIGHT  
MOSTLY CLEAR. LOWS NEAR 30.    
SUNDAY  
MOSTLY SUNNY. HIGHS NEAR 70.    
SUNDAY NIGHT  
MOSTLY CLOUDY IN THE EVENING THEN BECOMING PARTLY  
CLOUDY. LOWS NEAR 40.    
MONDAY  
MOSTLY SUNNY. HIGHS IN THE MID TO UPPER 70S.    
MONDAY NIGHT  
PARTLY CLOUDY. LOWS IN THE LOWER TO MID 40S.    
TUESDAY  
PARTLY CLOUDY. HIGHS IN THE UPPER 70S TO MID 80S.    
TUESDAY NIGHT  
MOSTLY CLOUDY IN THE EVENING, THEN PARTLY CLOUDY  
WITH A 20 PERCENT CHANCE OF RAIN AFTER MIDNIGHT. LOWS IN THE 40S.   
WEDNESDAY  
A CHANCE OF RAIN IN THE MORNING, THEN RAIN SHOWERS  
LIKELY AND A SLIGHT CHANCE OF THUNDERSTORMS IN THE AFTERNOON.  
CHANCE OF PRECIPITATION 70 PERCENT. COOLER. HIGHS NEAR 60.    
WEDNESDAY NIGHT  
RAIN LIKELY. CHANCE OF RAIN 80 PERCENT. LOWS  
IN THE MID 30S TO LOWER 40S.    
THURSDAY  
RAIN LIKELY IN THE MORNING, THEN A CHANCE OF RAIN IN  
THE AFTERNOON. CHANCE OF RAIN 60 PERCENT. HIGHS NEAR 50.    
THURSDAY NIGHT  
MOSTLY CLOUDY WITH A 20 PERCENT CHANCE OF RAIN  
IN THE EVENING, THEN PARTLY CLOUDY AFTER MIDNIGHT. LOWS NEAR 30.    
FRIDAY  
MOSTLY CLOUDY. A 20 PERCENT CHANCE OF RAIN IN THE  
AFTERNOON. HIGHS IN THE LOWER TO MID 50S.    
FRIDAY NIGHT  
MOSTLY CLOUDY IN THE EVENING THEN BECOMING PARTLY  
CLOUDY. LOWS NEAR 30.    
SATURDAY  
PARTLY CLOUDY. HIGHS IN THE MID TO UPPER 50S.  
 
 
 
MTZ006-191000-  
BITTERROOT/SAPPHIRE MOUNTAINS-  
INCLUDING THE CITY OF SULA  
1223 PM MDT SAT APR 18 2026  
   
TONIGHT  
MOSTLY CLEAR. LOWS IN THE MID 20S TO LOWER 30S.    
SUNDAY  
MOSTLY SUNNY. HIGHS IN THE UPPER 50S TO MID 60S.    
SUNDAY NIGHT  
MOSTLY CLOUDY. LOWS IN THE MID 30S TO LOWER 40S.    
MONDAY  
MOSTLY SUNNY. HIGHS IN THE MID 60S TO LOWER 70S.    
MONDAY NIGHT  
PARTLY CLOUDY. LOWS IN THE UPPER 30S TO MID 40S.    
TUESDAY  
PARTLY CLOUDY. HIGHS IN THE UPPER 60S TO MID 70S.    
TUESDAY NIGHT  
MOSTLY CLOUDY WITH A 20 PERCENT CHANCE OF RAIN.  
LOWS IN THE UPPER 30S TO MID 40S.    
WEDNESDAY  
RAIN LIKELY IN THE MORNING, THEN RAIN SHOWERS, SNOW  
SHOWERS LIKELY AND A SLIGHT CHANCE OF THUNDERSTORMS IN THE  
AFTERNOON. CHANCE OF PRECIPITATION 90 PERCENT. COOLER. HIGHS IN  
THE 50S.    
WEDNESDAY NIGHT  
RAIN AND SNOW LIKELY. CHANCE OF PRECIPITATION  
90 PERCENT. LOWS IN THE 30S.    
THURSDAY  
SNOW WITH RAIN LIKELY IN THE MORNING, THEN A CHANCE  
OF RAIN AND SNOW IN THE AFTERNOON. CHANCE OF PRECIPITATION  
90 PERCENT. HIGHS IN THE UPPER 30S TO MID 40S.    
THURSDAY NIGHT  
MOSTLY CLOUDY. A CHANCE OF RAIN AND SNOW IN THE  
EVENING, THEN SLIGHT CHANCE OF SNOW AFTER MIDNIGHT. CHANCE OF  
PRECIPITATION 40 PERCENT. LOWS IN THE 20S.    
FRIDAY  
MOSTLY CLOUDY WITH A SLIGHT CHANCE OF SNOW. SLIGHT  
CHANCE OF RAIN IN THE AFTERNOON. CHANCE OF PRECIPITATION  
20 PERCENT. HIGHS IN THE 40S TO LOWER 50S.    
FRIDAY NIGHT  
MOSTLY CLOUDY IN THE EVENING THEN BECOMING PARTLY  
CLOUDY. LOWS IN THE 20S TO LOWER 30S.    
SATURDAY  
PARTLY CLOUDY WITH A SLIGHT CHANCE OF SNOW. SLIGHT  
CHANCE OF RAIN IN THE AFTERNOON. CHANCE OF PRECIPITATION  
20 PERCENT. HIGHS IN THE MID 40S TO LOWER 50S.  
 
 
 
MTZ007-191000-  
BUTTE/BLACKFOOT REGION-  
INCLUDING THE CITIES OF ANACONDA, DEER LODGE, AND DRUMMOND  
1223 PM MDT SAT APR 18 2026  
   
TONIGHT  
MOSTLY CLEAR. LOWS IN THE MID 20S TO LOWER 30S. WEST  
WINDS TO 15 MPH IN THE EVENING.    
SUNDAY  
MOSTLY SUNNY. HIGHS IN THE UPPER 50S TO MID 60S.    
SUNDAY NIGHT  
PARTLY CLOUDY IN THE EVENING THEN BECOMING MOSTLY  
CLOUDY. LOWS IN THE MID 30S TO LOWER 40S.    
MONDAY  
MOSTLY SUNNY. HIGHS IN THE MID 60S TO LOWER 70S.  
SOUTHWEST WINDS TO 15 MPH.    
MONDAY NIGHT  
PARTLY CLOUDY. LOWS IN THE UPPER 30S TO MID 40S.  
SOUTHWEST WINDS TO 15 MPH.    
TUESDAY  
PARTLY CLOUDY. HIGHS IN THE 70S.    
TUESDAY NIGHT  
MOSTLY CLOUDY IN THE EVENING THEN BECOMING  
PARTLY CLOUDY. LOWS IN THE UPPER 30S TO MID 40S.    
WEDNESDAY  
A CHANCE OF RAIN IN THE MORNING, THEN RAIN SHOWERS  
LIKELY AND A SLIGHT CHANCE OF THUNDERSTORMS IN THE AFTERNOON.  
CHANCE OF PRECIPITATION 90 PERCENT. COOLER. HIGHS IN THE MID 50S  
TO LOWER 60S.    
WEDNESDAY NIGHT  
RAIN AND SNOW LIKELY. CHANCE OF PRECIPITATION  
90 PERCENT. LOWS IN THE UPPER 20S TO MID 30S.    
THURSDAY  
RAIN AND SNOW LIKELY IN THE MORNING, THEN CHANCE OF  
VALLEY RAIN WITH MOUNTAIN SNOW LIKELY IN THE AFTERNOON. CHANCE OF  
PRECIPITATION 90 PERCENT. COLDER. HIGHS IN THE MID 30S TO LOWER  
40S.    
THURSDAY NIGHT  
MOSTLY CLOUDY WITH A 40 PERCENT CHANCE OF SNOW.  
LOWS 19 TO 26.    
FRIDAY  
MOSTLY CLOUDY WITH A 20 PERCENT CHANCE OF SNOW. HIGHS  
IN THE 40S.    
FRIDAY NIGHT  
MOSTLY CLOUDY. LOWS IN THE 20S.    
SATURDAY  
MOSTLY CLOUDY WITH A SLIGHT CHANCE OF SNOW. SLIGHT  
CHANCE OF RAIN IN THE AFTERNOON. CHANCE OF PRECIPITATION  
20 PERCENT. HIGHS IN THE 40S TO LOWER 50S.  
 
 
 
MTZ043-191000-  
POTOMAC/SEELEY LAKE REGION-  
INCLUDING THE CITIES OF EAST MISSOULA, SEELEY LAKE, AND CLINTON  
1223 PM MDT SAT APR 18 2026  
   
TONIGHT  
MOSTLY CLEAR. LOWS IN THE MID 20S TO LOWER 30S.    
SUNDAY  
MOSTLY SUNNY. HIGHS IN THE UPPER 50S TO MID 60S.    
SUNDAY NIGHT  
MOSTLY CLOUDY IN THE EVENING THEN BECOMING PARTLY  
CLOUDY. LOWS IN THE MID 30S TO LOWER 40S.    
MONDAY  
MOSTLY SUNNY. HIGHS IN THE UPPER 60S TO MID 70S.    
MONDAY NIGHT  
PARTLY CLOUDY. LOWS IN THE UPPER 30S TO MID 40S.    
TUESDAY  
PARTLY CLOUDY. HIGHS IN THE 70S.    
TUESDAY NIGHT  
MOSTLY CLOUDY. A 20 PERCENT CHANCE OF RAIN AFTER  
MIDNIGHT. LOWS IN THE 40S.    
WEDNESDAY  
A CHANCE OF RAIN IN THE MORNING, THEN RAIN SHOWERS  
LIKELY AND A SLIGHT CHANCE OF THUNDERSTORMS IN THE AFTERNOON.  
CHANCE OF PRECIPITATION 80 PERCENT. COOLER. HIGHS IN THE MID 50S  
TO LOWER 60S.    
WEDNESDAY NIGHT  
RAIN AND SNOW LIKELY. CHANCE OF  
PRECIPITATION 90 PERCENT. LOWS IN THE 30S.    
THURSDAY  
RAIN AND SNOW LIKELY IN THE MORNING, THEN A CHANCE OF  
RAIN AND SNOW IN THE AFTERNOON. CHANCE OF PRECIPITATION  
70 PERCENT. HIGHS IN THE 40S.    
THURSDAY NIGHT  
MOSTLY CLOUDY. A CHANCE OF RAIN AND SNOW IN THE  
EVENING, THEN SLIGHT CHANCE OF SNOW AFTER MIDNIGHT. CHANCE OF  
PRECIPITATION 30 PERCENT. LOWS IN THE 20S TO LOWER 30S.    
FRIDAY  
MOSTLY CLOUDY WITH A SLIGHT CHANCE OF SNOW. SLIGHT  
CHANCE OF RAIN IN THE AFTERNOON. CHANCE OF PRECIPITATION  
20 PERCENT. HIGHS IN THE 40S TO LOWER 50S.    
FRIDAY NIGHT  
MOSTLY CLOUDY. LOWS IN THE 20S TO LOWER 30S.    
SATURDAY  
PARTLY CLOUDY. SLIGHT CHANCE OF SNOW IN THE MORNING,  
THEN SLIGHT CHANCE OF RAIN IN THE AFTERNOON. CHANCE OF  
PRECIPITATION 20 PERCENT. HIGHS IN THE MID 40S TO LOWER 50S.  
 
 
 
IDZ009-191000-  
WESTERN LEMHI COUNTY-  
INCLUDING THE CITY OF SHOUP  
1223 PM MDT SAT APR 18 2026  
   
TONIGHT  
MOSTLY CLEAR. LOWS IN THE UPPER 20S TO MID 30S.    
SUNDAY  
MOSTLY SUNNY. HIGHS IN THE 60S.    
SUNDAY NIGHT  
MOSTLY CLOUDY IN THE EVENING THEN BECOMING PARTLY  
CLOUDY. LOWS IN THE MID 30S TO LOWER 40S.    
MONDAY  
MOSTLY SUNNY. HIGHS IN THE UPPER 60S TO MID 70S.    
MONDAY NIGHT  
MOSTLY CLEAR. LOWS IN THE 40S.    
TUESDAY  
PARTLY CLOUDY. HIGHS IN THE 70S.    
TUESDAY NIGHT  
MOSTLY CLOUDY. A 20 PERCENT CHANCE OF RAIN AFTER  
MIDNIGHT. LOWS IN THE 40S.    
WEDNESDAY  
A CHANCE OF RAIN IN THE MORNING, THEN RAIN SHOWERS,  
SNOW SHOWERS LIKELY AND A SLIGHT CHANCE OF THUNDERSTORMS IN THE  
AFTERNOON. CHANCE OF PRECIPITATION 80 PERCENT. COOLER. HIGHS IN  
THE 50S.    
WEDNESDAY NIGHT  
RAIN AND SNOW LIKELY. CHANCE OF PRECIPITATION  
80 PERCENT. LOWS IN THE MID 30S TO LOWER 40S.    
THURSDAY  
RAIN AND SNOW LIKELY IN THE MORNING, THEN A CHANCE OF  
RAIN AND SNOW IN THE AFTERNOON. CHANCE OF PRECIPITATION  
70 PERCENT. HIGHS IN THE MID 40S TO LOWER 50S.    
THURSDAY NIGHT  
MOSTLY CLOUDY. A CHANCE OF RAIN AND SNOW IN THE  
EVENING, THEN SLIGHT CHANCE OF SNOW AFTER MIDNIGHT. CHANCE OF  
PRECIPITATION 30 PERCENT. LOWS IN THE MID 20S TO LOWER 30S.    
FRIDAY  
PARTLY CLOUDY WITH A SLIGHT CHANCE OF SNOW. SLIGHT  
CHANCE OF RAIN IN THE AFTERNOON. CHANCE OF PRECIPITATION  
20 PERCENT. HIGHS IN THE UPPER 40S TO MID 50S.    
FRIDAY NIGHT  
PARTLY CLOUDY. LOWS IN THE UPPER 20S TO MID 30S.    
SATURDAY  
PARTLY CLOUDY. A 20 PERCENT CHANCE OF SNOW IN THE  
AFTERNOON. HIGHS IN THE UPPER 40S TO MID 50S.  
 
 
 
IDZ010-191000-  
EASTERN LEMHI COUNTY-  
INCLUDING THE CITIES OF SALMON AND LEADORE  
1223 PM MDT SAT APR 18 2026  
   
TONIGHT  
PARTLY CLOUDY. LOWS IN THE MID 20S TO LOWER 30S.    
SUNDAY  
MOSTLY SUNNY. HIGHS IN THE 60S.    
SUNDAY NIGHT  
MOSTLY CLOUDY. LOWS IN THE MID 30S TO LOWER 40S.    
MONDAY  
MOSTLY SUNNY. HIGHS IN THE UPPER 60S TO MID 70S. SOUTH  
WINDS TO 15 MPH.    
MONDAY NIGHT  
MOSTLY CLEAR. LOWS IN THE UPPER 30S TO MID 40S.  
SOUTH WINDS TO 15 MPH.    
TUESDAY  
PARTLY CLOUDY. HIGHS IN THE 70S.    
TUESDAY NIGHT  
MOSTLY CLOUDY IN THE EVENING, THEN PARTLY CLOUDY  
WITH A 20 PERCENT CHANCE OF RAIN AFTER MIDNIGHT. LOWS IN THE  
UPPER 30S TO MID 40S.    
WEDNESDAY  
A CHANCE OF RAIN IN THE MORNING, THEN RAIN SHOWERS  
LIKELY AND A SLIGHT CHANCE OF THUNDERSTORMS IN THE AFTERNOON.  
CHANCE OF PRECIPITATION 70 PERCENT. COOLER. HIGHS IN THE 50S.    
WEDNESDAY NIGHT  
RAIN AND SNOW LIKELY. CHANCE OF  
PRECIPITATION 90 PERCENT. LOWS IN THE 30S.    
THURSDAY  
RAIN AND SNOW LIKELY IN THE MORNING, THEN A CHANCE OF  
RAIN AND SNOW IN THE AFTERNOON. CHANCE OF PRECIPITATION  
70 PERCENT. HIGHS IN THE 40S.    
THURSDAY NIGHT  
MOSTLY CLOUDY. A CHANCE OF SNOW AND A SLIGHT  
CHANCE OF RAIN IN THE EVENING, THEN SLIGHT CHANCE OF SNOW AFTER  
MIDNIGHT. CHANCE OF PRECIPITATION 40 PERCENT. LOWS IN THE 20S.    
FRIDAY  
PARTLY CLOUDY. SLIGHT CHANCE OF SNOW IN THE MORNING,  
THEN A CHANCE OF SNOW AND A SLIGHT CHANCE OF RAIN IN THE  
AFTERNOON. CHANCE OF PRECIPITATION 30 PERCENT. HIGHS IN THE MID  
40S TO LOWER 50S.    
FRIDAY NIGHT  
PARTLY CLOUDY. LOWS IN THE MID 20S TO LOWER 30S.    
SATURDAY  
PARTLY CLOUDY. A 20 PERCENT CHANCE OF SNOW IN THE  
AFTERNOON. HIGHS IN THE UPPER 40S TO MID 50S.  
 
 
 
IDZ005-191000-  
NORTHERN CLEARWATER MOUNTAINS-  
INCLUDING THE CITIES OF PIERCE AND ELK RIVER  
1123 AM PDT SAT APR 18 2026  
   
TONIGHT  
MOSTLY CLEAR. LOWS IN THE UPPER 20S TO MID 30S.    
SUNDAY  
PARTLY CLOUDY. HIGHS IN THE MID 60S TO LOWER 70S.    
SUNDAY NIGHT  
PARTLY CLOUDY. LOWS IN THE MID 30S TO LOWER 40S.    
MONDAY  
MOSTLY SUNNY. HIGHS IN THE 70S.    
MONDAY NIGHT  
PARTLY CLOUDY. LOWS IN THE UPPER 30S TO MID 40S.    
TUESDAY  
PARTLY CLOUDY. HIGHS IN THE 70S.    
TUESDAY NIGHT  
SLIGHT CHANCE OF THUNDERSTORMS. CHANCE OF RAIN  
SHOWERS IN THE EVENING, THEN RAIN SHOWERS LIKELY AFTER MIDNIGHT.  
CHANCE OF PRECIPITATION 60 PERCENT. LOWS IN THE 40S.    
WEDNESDAY  
RAIN LIKELY IN THE MORNING, THEN RAIN SHOWERS LIKELY  
AND A SLIGHT CHANCE OF THUNDERSTORMS IN THE AFTERNOON. CHANCE OF  
PRECIPITATION 90 PERCENT. COOLER. HIGHS IN THE UPPER 40S TO MID  
50S.    
WEDNESDAY NIGHT  
RAIN LIKELY. CHANCE OF RAIN 90 PERCENT. LOWS  
IN THE 30S TO LOWER 40S.    
THURSDAY  
RAIN LIKELY IN THE MORNING, THEN A CHANCE OF RAIN IN  
THE AFTERNOON. CHANCE OF RAIN 70 PERCENT. HIGHS IN THE MID 40S TO  
LOWER 50S.    
THURSDAY NIGHT  
MOSTLY CLOUDY WITH A 20 PERCENT CHANCE OF RAIN  
IN THE EVENING, THEN PARTLY CLOUDY AFTER MIDNIGHT. LOWS IN THE  
UPPER 20S TO MID 30S.    
FRIDAY  
PARTLY CLOUDY. A 20 PERCENT CHANCE OF RAIN IN THE  
AFTERNOON. HIGHS IN THE 50S.    
FRIDAY NIGHT  
PARTLY CLOUDY. LOWS IN THE UPPER 20S TO MID 30S.    
SATURDAY  
PARTLY CLOUDY. A 20 PERCENT CHANCE OF RAIN IN THE  
AFTERNOON. HIGHS IN THE MID 50S TO LOWER 60S.  
 
 
 
IDZ006-191000-  
SOUTHERN CLEARWATER MOUNTAINS-  
INCLUDING THE CITIES OF POWELL, ELK CITY, AND DIXIE  
1123 AM PDT SAT APR 18 2026  
   
TONIGHT  
MOSTLY CLEAR. LOWS 25 TO 38.    
SUNDAY  
PARTLY CLOUDY. HIGHS IN THE UPPER 50S TO LOWER 70S.    
SUNDAY NIGHT  
MOSTLY CLOUDY. LOWS 34 TO 47.    
MONDAY  
PARTLY CLOUDY. HIGHS IN THE MID 60S TO UPPER 70S.    
MONDAY NIGHT  
PARTLY CLOUDY. LOWS 37 TO 51.    
TUESDAY  
PARTLY CLOUDY. HIGHS 66 TO 81.    
TUESDAY NIGHT  
SLIGHT CHANCE OF THUNDERSTORMS. CHANCE OF RAIN  
SHOWERS IN THE EVENING, THEN RAIN SHOWERS LIKELY AFTER MIDNIGHT.  
CHANCE OF PRECIPITATION 60 PERCENT. LOWS IN THE UPPER 30S TO  
LOWER 50S.    
WEDNESDAY  
RAIN LIKELY IN THE MORNING, THEN RAIN SHOWERS LIKELY  
AND A SLIGHT CHANCE OF THUNDERSTORMS IN THE AFTERNOON. CHANCE OF  
PRECIPITATION 90 PERCENT. COOLER. HIGHS IN THE 40S TO MID 50S.    
WEDNESDAY NIGHT  
RAIN LIKELY. SNOW LIKELY AFTER MIDNIGHT.  
CHANCE OF PRECIPITATION 90 PERCENT. LOWS IN THE 30S TO LOWER 40S.   
THURSDAY  
RAIN AND SNOW LIKELY IN THE MORNING, THEN RAIN LIKELY  
AND A CHANCE OF SNOW IN THE AFTERNOON. CHANCE OF PRECIPITATION  
80 PERCENT. HIGHS IN THE 40S TO LOWER 50S.    
THURSDAY NIGHT  
MOSTLY CLOUDY IN THE EVENING THEN BECOMING  
PARTLY CLOUDY. A 30 PERCENT CHANCE OF RAIN AND SNOW. LOWS IN THE  
20S TO UPPER 30S.    
FRIDAY  
PARTLY CLOUDY WITH A SLIGHT CHANCE OF RAIN. SLIGHT  
CHANCE OF SNOW IN THE MORNING. CHANCE OF PRECIPITATION  
20 PERCENT. HIGHS IN THE MID 40S TO UPPER 50S.    
FRIDAY NIGHT  
PARTLY CLOUDY. LOWS IN THE 20S TO UPPER 30S.    
SATURDAY  
PARTLY CLOUDY. A 20 PERCENT CHANCE OF RAIN IN THE  
AFTERNOON. HIGHS IN THE 50S TO LOWER 60S.  
 
 
 
IDZ007-191000-  
OROFINO/GRANGEVILLE REGION-  
INCLUDING THE CITY OF KOOSKIA  
1123 AM PDT SAT APR 18 2026  
   
TONIGHT  
MOSTLY CLEAR. LOWS IN THE MID 30S TO LOWER 40S.    
SUNDAY  
PARTLY CLOUDY. HIGHS IN THE MID 60S TO LOWER 70S.    
SUNDAY NIGHT  
MOSTLY CLOUDY IN THE EVENING THEN BECOMING PARTLY  
CLOUDY. LOWS IN THE 40S.    
MONDAY  
MOSTLY SUNNY. HIGHS IN THE 70S TO LOWER 80S.    
MONDAY NIGHT  
PARTLY CLOUDY. LOWS IN THE MID 40S TO LOWER 50S.    
TUESDAY  
PARTLY CLOUDY. HIGHS IN THE 70S.    
TUESDAY NIGHT  
SLIGHT CHANCE OF THUNDERSTORMS. CHANCE OF RAIN  
SHOWERS IN THE EVENING, THEN RAIN SHOWERS LIKELY AFTER MIDNIGHT.  
CHANCE OF PRECIPITATION 70 PERCENT. LOWS IN THE MID 40S TO LOWER  
50S.    
WEDNESDAY  
RAIN LIKELY IN THE MORNING, THEN RAIN SHOWERS LIKELY  
AND A SLIGHT CHANCE OF THUNDERSTORMS IN THE AFTERNOON. CHANCE OF  
PRECIPITATION 90 PERCENT. COOLER. HIGHS IN THE 50S.    
WEDNESDAY NIGHT  
RAIN LIKELY. CHANCE OF RAIN 90 PERCENT. LOWS  
IN THE UPPER 30S TO MID 40S.    
THURSDAY  
RAIN LIKELY IN THE MORNING, THEN A CHANCE OF RAIN IN  
THE AFTERNOON. CHANCE OF RAIN 70 PERCENT. HIGHS IN THE UPPER 40S  
TO MID 50S.    
THURSDAY NIGHT  
MOSTLY CLOUDY WITH A 20 PERCENT CHANCE OF RAIN  
IN THE EVENING, THEN PARTLY CLOUDY AFTER MIDNIGHT. LOWS IN THE  
30S TO LOWER 40S.    
FRIDAY  
PARTLY CLOUDY. A 20 PERCENT CHANCE OF RAIN IN THE  
AFTERNOON. HIGHS IN THE MID 50S TO LOWER 60S.    
FRIDAY NIGHT  
PARTLY CLOUDY. LOWS IN THE MID 30S TO LOWER 40S.    
SATURDAY  
PARTLY CLOUDY. A 20 PERCENT CHANCE OF RAIN IN THE  
AFTERNOON. HIGHS IN THE 50S TO MID 60S.  
 
 
 
IDZ008-191000-  
LOWER HELLS CANYON/SALMON RIVER REGION-  
INCLUDING THE CITIES OF RIGGINS AND WHITE BIRD  
1123 AM PDT SAT APR 18 2026  
   
TONIGHT  
MOSTLY CLEAR. LOWS IN THE UPPER 30S TO MID 40S.  
SOUTHEAST WINDS TO 15 MPH.    
SUNDAY  
PARTLY CLOUDY. HIGHS IN THE 60S TO UPPER 70S.    
SUNDAY NIGHT  
MOSTLY CLOUDY IN THE EVENING THEN BECOMING PARTLY  
CLOUDY. LOWS IN THE MID 40S TO LOWER 50S.    
MONDAY  
PARTLY CLOUDY. HIGHS IN THE LOWER 70S TO MID 80S. SOUTH  
WINDS TO 15 MPH.    
MONDAY NIGHT  
PARTLY CLOUDY. LOWS IN THE UPPER 40S TO MID 50S.  
SOUTH WINDS TO 15 MPH.    
TUESDAY  
PARTLY CLOUDY. HIGHS IN THE LOWER 70S TO MID 80S.    
TUESDAY NIGHT  
RAIN SHOWERS LIKELY AND A SLIGHT CHANCE OF  
THUNDERSTORMS IN THE EVENING, THEN RAIN LIKELY AFTER MIDNIGHT.  
CHANCE OF PRECIPITATION 70 PERCENT. LOWS IN THE MID 40S TO LOWER  
50S.    
WEDNESDAY  
RAIN LIKELY IN THE MORNING, THEN RAIN SHOWERS LIKELY  
AND A SLIGHT CHANCE OF THUNDERSTORMS IN THE AFTERNOON. CHANCE OF  
PRECIPITATION 90 PERCENT. COOLER. HIGHS IN THE 40S TO UPPER 50S.    
WEDNESDAY NIGHT  
RAIN LIKELY. CHANCE OF RAIN 80 PERCENT. LOWS  
IN THE UPPER 30S TO MID 40S.    
THURSDAY  
RAIN LIKELY IN THE MORNING, THEN A CHANCE OF RAIN IN  
THE AFTERNOON. CHANCE OF RAIN 70 PERCENT. HIGHS IN THE 40S TO  
UPPER 50S.    
THURSDAY NIGHT  
MOSTLY CLOUDY. A 20 PERCENT CHANCE OF RAIN IN  
THE EVENING. LOWS IN THE MID 30S TO LOWER 40S.    
FRIDAY  
PARTLY CLOUDY. A 20 PERCENT CHANCE OF RAIN IN THE  
AFTERNOON. HIGHS IN THE 50S TO MID 60S.    
FRIDAY NIGHT  
PARTLY CLOUDY. LOWS IN THE MID 30S TO LOWER 40S.    
SATURDAY  
PARTLY CLOUDY. A 20 PERCENT CHANCE OF RAIN IN THE  
AFTERNOON. HIGHS IN THE 50S TO MID 60S.  
 
 
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