134
FPUS55 KMSO 181823
ZFPMSO
ZONE FORECAST PRODUCT
NATIONAL WEATHER SERVICE MISSOULA MT
1223 PM MDT MON MAY 18 2026
MTZ001-191000-
KOOTENAI/CABINET REGION-
INCLUDING THE CITIES OF LIBBY AND EUREKA
1223 PM MDT MON MAY 18 2026
TONIGHT
PARTLY CLOUDY EARLY IN THE EVENING THEN BECOMING
MOSTLY CLOUDY. A 20 PERCENT CHANCE OF RAIN EARLY IN THE EVENING.
AREAS OF FROST AND PATCHY FOG LATE IN THE NIGHT. LOWS IN THE 30S.
TUESDAY
PARTLY CLOUDY. AREAS OF FROST IN THE MORNING. CHANCE
OF RAIN SHOWERS AND A SLIGHT CHANCE OF THUNDERSTORMS IN THE
AFTERNOON. CHANCE OF PRECIPITATION 50 PERCENT. HIGHS IN THE 60S
TO LOWER 70S.
TUESDAY NIGHT
MOSTLY CLOUDY WITH A 20 PERCENT CHANCE OF RAIN
IN THE EVENING, THEN PARTLY CLOUDY AFTER MIDNIGHT. LOWS IN THE
MID 30S TO LOWER 40S.
WEDNESDAY
RAIN SHOWERS LIKELY AND A SLIGHT CHANCE OF
THUNDERSTORMS IN THE AFTERNOON. CHANCE OF PRECIPITATION
70 PERCENT. HIGHS IN THE 60S TO LOWER 70S.
WEDNESDAY NIGHT
MOSTLY CLOUDY WITH A 40 PERCENT CHANCE OF RAIN
IN THE EVENING, THEN MOSTLY CLEAR AFTER MIDNIGHT. LOWS IN THE MID
30S TO LOWER 40S.
THURSDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 60S TO MID 70S.
THURSDAY NIGHT
PARTLY CLOUDY IN THE EVENING THEN BECOMING
MOSTLY CLOUDY. LOWS IN THE UPPER 30S TO MID 40S.
FRIDAY
PARTLY CLOUDY. HIGHS IN THE 70S.
FRIDAY NIGHT
PARTLY CLOUDY. LOWS IN THE 40S.
SATURDAY
PARTLY CLOUDY. HIGHS IN THE 70S TO LOWER 80S.
SATURDAY NIGHT
PARTLY CLOUDY. LOWS IN THE 40S TO LOWER 50S.
SUNDAY
PARTLY CLOUDY. HIGHS IN THE 70S.
SUNDAY NIGHT
PARTLY CLOUDY. LOWS IN THE 40S TO LOWER 50S.
MEMORIAL DAY
PARTLY CLOUDY WITH A 20 PERCENT CHANCE OF RAIN.
HIGHS IN THE UPPER 60S TO MID 70S.
MTZ002-191000-
WEST GLACIER REGION-
INCLUDING THE CITY OF SWAN LAKE
1223 PM MDT MON MAY 18 2026
TONIGHT
MOSTLY CLOUDY. A 20 PERCENT CHANCE OF RAIN AND SNOW
EARLY IN THE EVENING. AREAS OF FROST AFTER MIDNIGHT. WIDESPREAD
FROST LATE IN THE NIGHT. LOWS IN THE UPPER 20S TO MID 30S.
TUESDAY
MOSTLY CLOUDY. AREAS OF FROST IN THE MORNING. CHANCE
OF RAIN SHOWERS AND A SLIGHT CHANCE OF THUNDERSTORMS IN THE
AFTERNOON. CHANCE OF PRECIPITATION 50 PERCENT. HIGHS IN THE 50S
TO LOWER 60S. SOUTHWEST WINDS TO 15 MPH.
TUESDAY NIGHT
MOSTLY CLOUDY WITH A 40 PERCENT CHANCE OF RAIN.
LOWS IN THE MID 30S TO LOWER 40S. SOUTHWEST WINDS TO 15 MPH.
WEDNESDAY
A CHANCE OF RAIN AND SNOW IN THE MORNING, THEN RAIN
SHOWERS LIKELY AND A SLIGHT CHANCE OF THUNDERSTORMS IN THE
AFTERNOON. CHANCE OF PRECIPITATION 90 PERCENT. HIGHS IN THE 50S.
WEDNESDAY NIGHT
RAIN AND SNOW LIKELY IN THE EVENING, THEN
PARTLY CLOUDY WITH A CHANCE OF RAIN AND SNOW AFTER MIDNIGHT.
CHANCE OF PRECIPITATION 70 PERCENT. LOWS IN THE 30S.
THURSDAY
PARTLY CLOUDY. HIGHS IN THE MID 50S TO LOWER 60S.
THURSDAY NIGHT
PARTLY CLOUDY. LOWS IN THE MID 30S TO LOWER
40S.
FRIDAY
PARTLY CLOUDY. HIGHS IN THE 60S.
FRIDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 30S TO MID 40S.
SATURDAY
PARTLY CLOUDY. HIGHS IN THE 60S.
SATURDAY NIGHT
PARTLY CLOUDY. LOWS IN THE 40S.
SUNDAY
PARTLY CLOUDY. HIGHS IN THE 60S.
SUNDAY NIGHT
PARTLY CLOUDY IN THE EVENING THEN BECOMING MOSTLY
CLOUDY. LOWS IN THE 40S.
MEMORIAL DAY
PARTLY CLOUDY WITH A 20 PERCENT CHANCE OF RAIN.
HIGHS IN THE UPPER 50S TO MID 60S.
MTZ003-191000-
FLATHEAD/MISSION VALLEYS-
INCLUDING THE CITIES OF KALISPELL, POLSON, AND ST. IGNATIUS
1223 PM MDT MON MAY 18 2026
...FROST ADVISORY IN EFFECT FROM MIDNIGHT TONIGHT TO 9 AM MDT
TUESDAY...
TONIGHT
MOSTLY CLOUDY THEN BECOMING PARTLY CLOUDY AFTER
MIDNIGHT THEN BECOMING MOSTLY CLOUDY. A 20 PERCENT CHANCE OF RAIN
IN THE EVENING. AREAS OF FROST LATE IN THE NIGHT. LOWS IN THE
30S.
TUESDAY
MOSTLY CLOUDY. AREAS OF FROST IN THE MORNING. CHANCE
OF RAIN SHOWERS AND A SLIGHT CHANCE OF THUNDERSTORMS IN THE
AFTERNOON. CHANCE OF PRECIPITATION 50 PERCENT. HIGHS IN THE 60S.
TUESDAY NIGHT
MOSTLY CLOUDY WITH A 20 PERCENT CHANCE OF RAIN.
LOWS IN THE MID 30S TO LOWER 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. HIGHS IN THE UPPER 50S TO MID 60S.
WEDNESDAY NIGHT
RAIN SHOWERS LIKELY AND A SLIGHT CHANCE OF
THUNDERSTORMS IN THE EVENING, THEN PARTLY CLOUDY AFTER MIDNIGHT.
CHANCE OF PRECIPITATION 60 PERCENT. LOWS IN THE MID 30S TO LOWER
40S.
THURSDAY
PARTLY CLOUDY. HIGHS IN THE 60S.
THURSDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 30S TO MID
40S.
FRIDAY
PARTLY CLOUDY. HIGHS IN THE MID 60S TO LOWER 70S.
FRIDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 30S TO MID 40S.
SATURDAY
PARTLY CLOUDY. HIGHS IN THE 70S.
SATURDAY NIGHT
PARTLY CLOUDY. LOWS IN THE 40S TO LOWER 50S.
SUNDAY
PARTLY CLOUDY. HIGHS IN THE 70S.
SUNDAY NIGHT
PARTLY CLOUDY IN THE EVENING THEN BECOMING MOSTLY
CLOUDY. LOWS IN THE 40S.
MEMORIAL DAY
PARTLY CLOUDY. A 20 PERCENT CHANCE OF RAIN IN THE
AFTERNOON. HIGHS IN THE UPPER 60S TO MID 70S.
MTZ004-191000-
LOWER CLARK FORK REGION-
INCLUDING THE CITIES OF NOXON, THOMPSON FALLS, AND SUPERIOR
1223 PM MDT MON MAY 18 2026
...FROST ADVISORY IN EFFECT FROM MIDNIGHT TONIGHT TO 9 AM MDT
TUESDAY...
TONIGHT
PARTLY CLOUDY. A 20 PERCENT CHANCE OF RAIN EARLY IN
THE EVENING. AREAS OF FROST AFTER MIDNIGHT. PATCHY FOG LATE IN
THE NIGHT. LOWS IN THE UPPER 20S TO MID 30S.
TUESDAY
PARTLY CLOUDY. AREAS OF FROST IN THE MORNING. HIGHS IN
THE UPPER 50S TO MID 60S.
TUESDAY NIGHT
PARTLY CLOUDY. LOWS IN THE MID 30S TO LOWER 40S.
WEDNESDAY
MOSTLY CLOUDY. CHANCE OF RAIN SHOWERS AND A SLIGHT
CHANCE OF THUNDERSTORMS IN THE AFTERNOON. CHANCE OF PRECIPITATION
50 PERCENT. HIGHS IN THE UPPER 50S TO MID 60S.
WEDNESDAY NIGHT
RAIN SHOWERS LIKELY AND A SLIGHT CHANCE OF
THUNDERSTORMS IN THE EVENING, THEN PARTLY CLOUDY WITH A SLIGHT
CHANCE OF RAIN AFTER MIDNIGHT. CHANCE OF PRECIPITATION
70 PERCENT. LOWS IN THE MID 30S TO LOWER 40S.
THURSDAY
PARTLY CLOUDY. HIGHS IN THE 60S.
THURSDAY NIGHT
PARTLY CLOUDY. LOWS IN THE MID 30S TO LOWER
40S.
FRIDAY
PARTLY CLOUDY. HIGHS IN THE UPPER 60S TO MID 70S.
FRIDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 30S TO MID 40S.
SATURDAY
PARTLY CLOUDY. HIGHS IN THE 70S.
SATURDAY NIGHT
PARTLY CLOUDY. LOWS IN THE 40S.
SUNDAY
PARTLY CLOUDY. HIGHS IN THE 70S.
SUNDAY NIGHT
PARTLY CLOUDY. LOWS IN THE 40S.
MEMORIAL DAY
PARTLY CLOUDY WITH A 20 PERCENT CHANCE OF RAIN.
HIGHS IN THE MID 60S TO LOWER 70S.
MTZ005-191000-
MISSOULA/BITTERROOT VALLEYS-
INCLUDING THE CITIES OF HAMILTON AND DARBY
1223 PM MDT MON MAY 18 2026
...FROST ADVISORY IN EFFECT FROM MIDNIGHT TONIGHT TO 9 AM MDT
TUESDAY...
TONIGHT
PARTLY CLOUDY. A 20 PERCENT CHANCE OF RAIN EARLY IN
THE EVENING. AREAS OF FROST AFTER MIDNIGHT. WIDESPREAD FROST LATE
IN THE NIGHT. LOWS NEAR 30.
TUESDAY
PARTLY CLOUDY. WIDESPREAD FROST IN THE MORNING. HIGHS
IN THE LOWER TO MID 60S.
TUESDAY NIGHT
PARTLY CLOUDY. LOWS IN THE MID TO UPPER 30S.
WEDNESDAY
MOSTLY CLOUDY. CHANCE OF RAIN SHOWERS AND A SLIGHT
CHANCE OF THUNDERSTORMS IN THE AFTERNOON. CHANCE OF PRECIPITATION
40 PERCENT. HIGHS IN THE LOWER TO MID 60S.
WEDNESDAY NIGHT
RAIN SHOWERS LIKELY AND A SLIGHT CHANCE OF
THUNDERSTORMS IN THE EVENING, THEN A CHANCE OF RAIN AFTER
MIDNIGHT. CHANCE OF PRECIPITATION 80 PERCENT. LOWS IN THE MID TO
UPPER 30S.
THURSDAY
PARTLY CLOUDY. HIGHS IN THE MID TO UPPER 60S.
THURSDAY NIGHT
PARTLY CLOUDY. LOWS NEAR 40.
FRIDAY
PARTLY CLOUDY. HIGHS IN THE LOWER 70S.
FRIDAY NIGHT
PARTLY CLOUDY. LOWS NEAR 40.
SATURDAY
PARTLY CLOUDY. HIGHS IN THE MID TO UPPER 70S.
SATURDAY NIGHT
PARTLY CLOUDY. LOWS IN THE 40S.
SUNDAY
PARTLY CLOUDY. HIGHS IN THE MID TO UPPER 70S.
SUNDAY NIGHT
PARTLY CLOUDY. LOWS IN THE 40S.
MEMORIAL DAY
PARTLY CLOUDY. A 20 PERCENT CHANCE OF RAIN IN THE
AFTERNOON. HIGHS IN THE LOWER TO MID 70S.
MTZ006-191000-
BITTERROOT/SAPPHIRE MOUNTAINS-
INCLUDING THE CITY OF SULA
1223 PM MDT MON MAY 18 2026
...FROST ADVISORY IN EFFECT FROM MIDNIGHT TONIGHT TO 9 AM MDT
TUESDAY...
TONIGHT
PARTLY CLOUDY. A 40 PERCENT CHANCE OF AREAS OF RAIN
EARLY IN THE EVENING. WIDESPREAD FROST AFTER MIDNIGHT. LOWS IN
THE MID 20S TO LOWER 30S.
TUESDAY
PARTLY CLOUDY. WIDESPREAD FROST IN THE MORNING. HIGHS
IN THE 50S TO LOWER 60S.
TUESDAY NIGHT
PARTLY CLOUDY. LOWS IN THE 30S.
WEDNESDAY
MOSTLY CLOUDY. CHANCE OF RAIN SHOWERS AND A SLIGHT
CHANCE OF THUNDERSTORMS IN THE AFTERNOON. CHANCE OF PRECIPITATION
40 PERCENT. HIGHS IN THE MID 50S TO LOWER 60S.
WEDNESDAY NIGHT
RAIN SHOWERS LIKELY AND A SLIGHT CHANCE OF
THUNDERSTORMS IN THE EVENING, THEN RAIN AND SNOW LIKELY AFTER
MIDNIGHT. CHANCE OF PRECIPITATION 60 PERCENT. LOWS IN THE 30S.
THURSDAY
PARTLY CLOUDY. A 20 PERCENT CHANCE OF RAIN AND SNOW
IN THE MORNING. HIGHS IN THE MID 50S TO LOWER 60S.
THURSDAY NIGHT
PARTLY CLOUDY. LOWS IN THE 30S.
FRIDAY
PARTLY CLOUDY. HIGHS IN THE 60S.
FRIDAY NIGHT
PARTLY CLOUDY. LOWS IN THE MID 30S TO LOWER 40S.
SATURDAY
PARTLY CLOUDY. HIGHS IN THE UPPER 60S TO MID 70S.
SATURDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 30S TO MID
40S.
SUNDAY
MOSTLY SUNNY. HIGHS IN THE 70S.
SUNDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 30S TO MID 40S.
MEMORIAL DAY
PARTLY CLOUDY. SLIGHT CHANCE OF RAIN IN THE
MORNING, THEN SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS IN THE
AFTERNOON. CHANCE OF PRECIPITATION 20 PERCENT. HIGHS IN THE UPPER
60S TO MID 70S.
MTZ007-191000-
BUTTE/BLACKFOOT REGION-
INCLUDING THE CITIES OF ANACONDA, DEER LODGE, AND DRUMMOND
1223 PM MDT MON MAY 18 2026
TONIGHT
PARTLY CLOUDY. A 20 PERCENT CHANCE OF RAIN EARLY IN
THE EVENING. WIDESPREAD FROST AFTER MIDNIGHT. LOWS IN THE MID 20S
TO LOWER 30S.
TUESDAY
PARTLY CLOUDY. WIDESPREAD FROST IN THE MORNING. HIGHS
IN THE MID 50S TO LOWER 60S.
TUESDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 20S TO MID 30S.
WEDNESDAY
MOSTLY CLOUDY. CHANCE OF RAIN SHOWERS AND A SLIGHT
CHANCE OF THUNDERSTORMS IN THE AFTERNOON. CHANCE OF PRECIPITATION
30 PERCENT. HIGHS IN THE MID 50S TO LOWER 60S. WEST WINDS TO
15 MPH.
WEDNESDAY NIGHT
RAIN SHOWERS LIKELY AND A SLIGHT CHANCE OF
THUNDERSTORMS IN THE EVENING, THEN SNOW WITH RAIN LIKELY AFTER
MIDNIGHT. CHANCE OF PRECIPITATION 90 PERCENT. LOWS IN THE 30S.
NORTHWEST WINDS TO 15 MPH.
THURSDAY
PARTLY CLOUDY. A 40 PERCENT CHANCE OF RAIN AND SNOW
IN THE MORNING. HIGHS IN THE 50S TO LOWER 60S.
THURSDAY NIGHT
PARTLY CLOUDY. LOWS IN THE 30S.
FRIDAY
PARTLY CLOUDY. HIGHS IN THE 60S.
FRIDAY NIGHT
PARTLY CLOUDY. LOWS IN THE 30S TO LOWER 40S.
SATURDAY
PARTLY CLOUDY. HIGHS IN THE UPPER 60S TO MID 70S.
SATURDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 30S TO MID
40S.
SUNDAY
PARTLY CLOUDY. HIGHS IN THE 70S.
SUNDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 30S TO MID 40S.
MEMORIAL DAY
PARTLY CLOUDY. A 20 PERCENT CHANCE OF SHOWERS AND
THUNDERSTORMS IN THE AFTERNOON. HIGHS IN THE UPPER 60S TO MID
70S.
MTZ043-191000-
POTOMAC/SEELEY LAKE REGION-
INCLUDING THE CITIES OF EAST MISSOULA, SEELEY LAKE, AND CLINTON
1223 PM MDT MON MAY 18 2026
TONIGHT
PARTLY CLOUDY. A 20 PERCENT CHANCE OF RAIN EARLY IN
THE EVENING. AREAS OF FROST AFTER MIDNIGHT. WIDESPREAD FROST LATE
IN THE NIGHT. LOWS IN THE UPPER 20S TO MID 30S.
TUESDAY
PARTLY CLOUDY. WIDESPREAD FROST IN THE MORNING. A
20 PERCENT CHANCE OF SHOWERS AND THUNDERSTORMS IN THE AFTERNOON.
HIGHS IN THE MID 50S TO LOWER 60S.
TUESDAY NIGHT
MOSTLY CLOUDY IN THE EVENING THEN CLEARING. LOWS
IN THE 30S.
WEDNESDAY
MOSTLY CLOUDY. CHANCE OF RAIN SHOWERS AND A SLIGHT
CHANCE OF THUNDERSTORMS IN THE AFTERNOON. CHANCE OF PRECIPITATION
50 PERCENT. HIGHS IN THE MID 50S TO LOWER 60S.
WEDNESDAY NIGHT
RAIN SHOWERS LIKELY AND A SLIGHT CHANCE OF
THUNDERSTORMS IN THE EVENING, THEN A CHANCE OF RAIN AFTER
MIDNIGHT. CHANCE OF PRECIPITATION 80 PERCENT. LOWS IN THE 30S.
THURSDAY
PARTLY CLOUDY. HIGHS IN THE MID 50S TO LOWER 60S.
THURSDAY NIGHT
PARTLY CLOUDY. LOWS IN THE MID 30S TO LOWER
40S.
FRIDAY
PARTLY CLOUDY. HIGHS IN THE 60S.
FRIDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 30S TO MID 40S.
SATURDAY
PARTLY CLOUDY. HIGHS IN THE UPPER 60S TO MID 70S.
SATURDAY NIGHT
PARTLY CLOUDY. LOWS IN THE 40S.
SUNDAY
PARTLY CLOUDY. HIGHS IN THE UPPER 60S TO MID 70S.
SUNDAY NIGHT
PARTLY CLOUDY. LOWS IN THE 40S.
MEMORIAL DAY
PARTLY CLOUDY. A 20 PERCENT CHANCE OF RAIN IN THE
AFTERNOON. HIGHS IN THE MID 60S TO LOWER 70S.
IDZ009-191000-
WESTERN LEMHI COUNTY-
INCLUDING THE CITY OF SHOUP
1223 PM MDT MON MAY 18 2026
TONIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 20S TO MID 30S.
TUESDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 50S TO MID 60S.
TUESDAY NIGHT
PARTLY CLOUDY. LOWS IN THE MID 30S TO LOWER 40S.
WEDNESDAY
MOSTLY CLOUDY. HIGHS IN THE UPPER 50S TO MID 60S.
WEDNESDAY NIGHT
MOSTLY CLOUDY. CHANCE OF RAIN SHOWERS AND A
SLIGHT CHANCE OF THUNDERSTORMS IN THE EVENING, THEN A CHANCE OF
RAIN AFTER MIDNIGHT. CHANCE OF PRECIPITATION 40 PERCENT. LOWS IN
THE MID 30S TO LOWER 40S. NORTHWEST WINDS TO 15 MPH.
THURSDAY
PARTLY CLOUDY. A 20 PERCENT CHANCE OF RAIN AND SNOW
IN THE MORNING. HIGHS IN THE UPPER 50S TO MID 60S.
THURSDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 30S TO MID
40S.
FRIDAY
PARTLY CLOUDY. HIGHS IN THE MID 60S TO LOWER 70S.
FRIDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 30S TO MID 40S.
SATURDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 60S TO MID 70S.
SATURDAY NIGHT
PARTLY CLOUDY. LOWS IN THE 40S.
SUNDAY
MOSTLY SUNNY. HIGHS IN THE 70S.
SUNDAY NIGHT
PARTLY CLOUDY. LOWS IN THE 40S TO LOWER 50S.
MEMORIAL DAY
PARTLY CLOUDY. A 20 PERCENT CHANCE OF SHOWERS AND
THUNDERSTORMS IN THE AFTERNOON. HIGHS IN THE UPPER 60S TO MID
70S.
IDZ010-191000-
EASTERN LEMHI COUNTY-
INCLUDING THE CITIES OF SALMON AND LEADORE
1223 PM MDT MON MAY 18 2026
...FROST ADVISORY IN EFFECT FROM MIDNIGHT TONIGHT TO 9 AM MDT
TUESDAY...
TONIGHT
PARTLY CLOUDY. WIDESPREAD FROST LATE IN THE NIGHT.
LOWS IN THE 20S TO LOWER 30S.
TUESDAY
PARTLY CLOUDY. HIGHS IN THE MID 50S TO LOWER 60S.
TUESDAY NIGHT
MOSTLY CLOUDY IN THE EVENING THEN BECOMING
PARTLY CLOUDY. LOWS IN THE 30S.
WEDNESDAY
MOSTLY CLOUDY. HIGHS IN THE UPPER 50S TO MID 60S.
WEDNESDAY NIGHT
MOSTLY CLOUDY. CHANCE OF RAIN SHOWERS AND A
SLIGHT CHANCE OF THUNDERSTORMS IN THE EVENING, THEN A CHANCE OF
RAIN AFTER MIDNIGHT. CHANCE OF PRECIPITATION 50 PERCENT. LOWS IN
THE 30S. NORTHWEST WINDS TO 15 MPH.
THURSDAY
PARTLY CLOUDY. A 20 PERCENT CHANCE OF RAIN AND SNOW
IN THE MORNING. HIGHS IN THE UPPER 50S TO MID 60S.
THURSDAY NIGHT
PARTLY CLOUDY. LOWS IN THE 30S.
FRIDAY
PARTLY CLOUDY. HIGHS IN THE MID 60S TO LOWER 70S.
FRIDAY NIGHT
PARTLY CLOUDY. LOWS IN THE MID 30S TO LOWER 40S.
SATURDAY
PARTLY CLOUDY. HIGHS IN THE UPPER 60S TO MID 70S.
SATURDAY NIGHT
PARTLY CLOUDY. LOWS IN THE 40S.
SUNDAY
MOSTLY SUNNY. HIGHS IN THE 70S TO LOWER 80S.
SUNDAY NIGHT
PARTLY CLOUDY. LOWS IN THE 40S.
MEMORIAL DAY
PARTLY CLOUDY. A 20 PERCENT CHANCE OF SHOWERS AND
THUNDERSTORMS IN THE AFTERNOON. HIGHS IN THE 70S.
IDZ005-191000-
NORTHERN CLEARWATER MOUNTAINS-
INCLUDING THE CITIES OF PIERCE AND ELK RIVER
1123 AM PDT MON MAY 18 2026
...FROST ADVISORY IN EFFECT FROM 11 PM THIS EVENING TO 8 AM PDT
TUESDAY...
TONIGHT
PARTLY CLOUDY. A 20 PERCENT CHANCE OF RAIN EARLY IN
THE EVENING. PATCHY FOG AFTER MIDNIGHT. PATCHY FROST AFTER
MIDNIGHT, THEN AREAS OF FROST LATE IN THE NIGHT. LOWS IN THE
UPPER 20S TO MID 30S.
TUESDAY
PARTLY CLOUDY. AREAS OF FROST AND PATCHY FOG IN THE
MORNING. HIGHS IN THE 60S.
TUESDAY NIGHT
PARTLY CLOUDY. LOWS IN THE 30S TO LOWER 40S.
WEDNESDAY
MOSTLY CLOUDY. HIGHS IN THE 60S.
WEDNESDAY NIGHT
MOSTLY CLOUDY WITH A 30 PERCENT CHANCE OF RAIN
IN THE EVENING, THEN MOSTLY CLEAR AFTER MIDNIGHT. LOWS IN THE
30S.
THURSDAY
MOSTLY SUNNY. HIGHS IN THE MID 60S TO LOWER 70S.
THURSDAY NIGHT
PARTLY CLOUDY IN THE EVENING THEN BECOMING
MOSTLY CLOUDY. LOWS IN THE MID 30S TO LOWER 40S.
FRIDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 60S TO MID 70S.
FRIDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 30S TO LOWER 40S.
SATURDAY
PARTLY CLOUDY. HIGHS IN THE 70S.
SATURDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 30S TO MID
40S.
SUNDAY
PARTLY CLOUDY. HIGHS IN THE 70S.
SUNDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 30S TO MID 40S.
MEMORIAL DAY
PARTLY CLOUDY WITH A 20 PERCENT CHANCE OF RAIN.
HIGHS IN THE MID 60S TO LOWER 70S.
IDZ006-191000-
SOUTHERN CLEARWATER MOUNTAINS-
INCLUDING THE CITIES OF POWELL, ELK CITY, AND DIXIE
1123 AM PDT MON MAY 18 2026
...FROST ADVISORY IN EFFECT FROM 11 PM THIS EVENING TO 8 AM PDT
TUESDAY...
TONIGHT
PARTLY CLOUDY. A 20 PERCENT CHANCE OF RAIN EARLY IN
THE EVENING. WIDESPREAD FROST AND AREAS OF FOG AFTER MIDNIGHT.
LOWS 25 TO 40.
TUESDAY
PARTLY CLOUDY. WIDESPREAD FROST AND AREAS OF FOG IN
THE MORNING. HIGHS 52 TO 66.
TUESDAY NIGHT
PARTLY CLOUDY. LOWS 31 TO 46.
WEDNESDAY
MOSTLY CLOUDY. HIGHS 53 TO 66.
WEDNESDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF RAIN SHOWERS
AND A SLIGHT CHANCE OF THUNDERSTORMS IN THE EVENING, THEN PARTLY
CLOUDY WITH A CHANCE OF RAIN AFTER MIDNIGHT. CHANCE OF
PRECIPITATION 40 PERCENT. LOWS 31 TO 45. NORTHWEST WINDS TO
15 MPH.
THURSDAY
MOSTLY SUNNY. HIGHS 55 TO 70.
THURSDAY NIGHT
PARTLY CLOUDY. LOWS 32 TO 47.
FRIDAY
MOSTLY SUNNY. HIGHS 61 TO 76.
FRIDAY NIGHT
MOSTLY CLEAR. LOWS 34 TO 49.
SATURDAY
PARTLY CLOUDY. HIGHS 67 TO 81.
SATURDAY NIGHT
PARTLY CLOUDY. LOWS 36 TO 51.
SUNDAY
PARTLY CLOUDY. HIGHS 67 TO 81.
SUNDAY NIGHT
PARTLY CLOUDY. LOWS 35 TO 50.
MEMORIAL DAY
PARTLY CLOUDY. SLIGHT CHANCE OF RAIN IN THE
MORNING, THEN SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS IN THE
AFTERNOON. CHANCE OF PRECIPITATION 20 PERCENT. HIGHS IN THE 60S
TO LOWER 70S.
IDZ007-191000-
OROFINO/GRANGEVILLE REGION-
INCLUDING THE CITY OF KOOSKIA
1123 AM PDT MON MAY 18 2026
...FROST ADVISORY IN EFFECT FROM 11 PM THIS EVENING TO 9 AM PDT
TUESDAY...
TONIGHT
MOSTLY CLEAR. LOWS IN THE MID 30S TO LOWER 40S.
TUESDAY
PARTLY CLOUDY. HIGHS IN THE 60S TO LOWER 70S.
TUESDAY NIGHT
PARTLY CLOUDY IN THE EVENING THEN BECOMING
MOSTLY CLOUDY. LOWS IN THE UPPER 30S TO MID 40S.
WEDNESDAY
PARTLY CLOUDY. HIGHS IN THE 60S TO LOWER 70S.
WEDNESDAY NIGHT
PARTLY CLOUDY WITH A 30 PERCENT CHANCE OF
RAIN. LOWS IN THE UPPER 30S TO MID 40S. NORTHWEST WINDS TO
15 MPH.
THURSDAY
MOSTLY SUNNY. HIGHS IN THE 60S TO MID 70S.
THURSDAY NIGHT
PARTLY CLOUDY. LOWS IN THE 40S.
FRIDAY
MOSTLY SUNNY. HIGHS IN THE 70S.
FRIDAY NIGHT
MOSTLY CLEAR. LOWS IN THE 40S.
SATURDAY
MOSTLY SUNNY. HIGHS IN THE 70S TO LOWER 80S.
SATURDAY NIGHT
PARTLY CLOUDY. LOWS IN THE MID 40S TO LOWER
50S.
SUNDAY
MOSTLY SUNNY. HIGHS IN THE 70S TO LOWER 80S.
SUNDAY NIGHT
PARTLY CLOUDY. LOWS IN THE MID 40S TO LOWER 50S.
MEMORIAL DAY
PARTLY CLOUDY WITH A 20 PERCENT CHANCE OF RAIN.
HIGHS IN THE MID 60S TO LOWER 70S.
IDZ008-191000-
LOWER HELLS CANYON/SALMON RIVER REGION-
INCLUDING THE CITIES OF RIGGINS AND WHITE BIRD
1123 AM PDT MON MAY 18 2026
TONIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 30S TO MID 40S. NORTH
WINDS TO 15 MPH IN THE EVENING.
TUESDAY
MOSTLY SUNNY. HIGHS IN THE 60S TO LOWER 70S.
TUESDAY NIGHT
PARTLY CLOUDY. LOWS IN THE 40S.
WEDNESDAY
PARTLY CLOUDY. HIGHS IN THE LOWER 60S TO MID 70S.
NORTH WINDS TO 15 MPH.
WEDNESDAY NIGHT
PARTLY CLOUDY. LOWS IN THE 40S. NORTHEAST
WINDS TO 15 MPH.
THURSDAY
MOSTLY SUNNY. HIGHS 63 TO 76.
THURSDAY NIGHT
PARTLY CLOUDY. LOWS IN THE MID 40S TO LOWER
50S.
FRIDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 60S TO LOWER 80S.
FRIDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 40S TO LOWER 50S.
SATURDAY
MOSTLY SUNNY. HIGHS IN THE 70S TO LOWER 80S.
SATURDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 40S TO MID
50S.
SUNDAY
MOSTLY SUNNY. HIGHS IN THE MID 70S TO LOWER 80S.
SUNDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 40S TO MID 50S.
MEMORIAL DAY
PARTLY CLOUDY WITH A 20 PERCENT CHANCE OF RAIN.
HIGHS IN THE MID 60S TO LOWER 70S.
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