191  
FPUS55 KBOI 212032  
ZFPBOI  
 
ZONE FORECASTS FOR SOUTHWEST IDAHO/SOUTHEAST OREGON  
NATIONAL WEATHER SERVICE BOISE ID  
230 PM MDT WED OCT 21 2026  
 
SPOT TEMPERATURES ARE FOR TONIGHT, THURSDAY, THURSDAY NIGHT, AND  
FRIDAY.  
 
IDZ011-220400-  
WEST CENTRAL MOUNTAINS-  
230 PM MDT WED OCT 21 2026  
   
TONIGHT
 
MOSTLY CLOUDY THIS EVENING, THEN PARTLY CLOUDY WITH  
SCATTERED RAIN SHOWERS AFTER MIDNIGHT. AREAS OF FOG AFTER  
MIDNIGHT. CHANCE OF RAIN 30 PERCENT. LOWS 37 TO 48.    
THURSDAY
 
INCREASING CLOUDS. RAIN SHOWERS. AREAS OF FOG. A  
SLIGHT CHANCE OF THUNDERSTORMS IN THE AFTERNOON. CHANCE OF RAIN  
80 PERCENT. HIGHS 57 TO 69.    
THURSDAY NIGHT
 
RAIN SHOWERS. A CHANCE OF THUNDERSTORMS IN THE  
EVENING. AREAS OF FOG. CHANCE OF RAIN NEAR 100 PERCENT. LOWS  
34 TO 42.    
FRIDAY
 
AREAS OF FOG IN THE MORNING. RAIN SHOWERS IN THE  
MORNING, THEN RAIN AND SNOW SHOWERS IN THE AFTERNOON. CHANCE OF  
PRECIPITATION NEAR 100 PERCENT. LIGHT SNOW ACCUMULATIONS  
POSSIBLE. MUCH COOLER WITH HIGHS 42 TO 52.    
FRIDAY NIGHT
 
DECREASING CLOUDS. AREAS OF FOG AFTER MIDNIGHT.  
LOWS 22 TO 32.    
SATURDAY AND SATURDAY NIGHT
 
MOSTLY CLEAR. AREAS OF FOG THROUGH  
THE NIGHT. AREAS OF FOG AFTER MIDNIGHT. HIGHS 45 TO 55. LOWS  
25 TO 35.    
SUNDAY
 
AREAS OF FOG IN THE MORNING. MOSTLY SUNNY. HIGHS 48 TO  
58.    
SUNDAY NIGHT
 
PARTLY CLOUDY. A SLIGHT CHANCE OF SNOW SHOWERS  
AFTER MIDNIGHT. AREAS OF FOG AFTER MIDNIGHT. CHANCE OF SNOW  
20 PERCENT. LOWS 27 TO 37.    
MONDAY
 
PARTLY SUNNY. AREAS OF FOG IN THE MORNING. A CHANCE OF  
RAIN AND SNOW SHOWERS, MAINLY IN THE AFTERNOON. CHANCE OF  
PRECIPITATION 30 PERCENT. HIGHS 48 TO 58.    
MONDAY NIGHT
 
MOSTLY CLOUDY WITH A CHANCE OF RAIN AND SNOW  
SHOWERS. PATCHY FOG IN THE EVENING. AREAS OF FOG AFTER MIDNIGHT.  
CHANCE OF PRECIPITATION 40 PERCENT. LOWS 25 TO 35.    
TUESDAY
 
AREAS OF FOG IN THE MORNING. PARTLY CLOUDY WITH A  
CHANCE OF SNOW SHOWERS, MIXED WITH RAIN IN THE AFTERNOON. CHANCE  
OF PRECIPITATION 30 PERCENT. HIGHS 43 TO 54.    
TUESDAY NIGHT
 
A SLIGHT CHANCE OF RAIN SHOWERS IN THE EVENING.  
PARTLY CLOUDY WITH A SLIGHT CHANCE OF SNOW SHOWERS. AREAS OF FOG  
AFTER MIDNIGHT. CHANCE OF PRECIPITATION 20 PERCENT. LOWS 24 TO  
34.    
WEDNESDAY
 
MOSTLY SUNNY. AREAS OF FOG IN THE MORNING. A SLIGHT  
CHANCE OF SNOW SHOWERS IN THE AFTERNOON. CHANCE OF SNOW  
20 PERCENT. HIGHS 45 TO 55.  
 

 
TEMPERATURE  
MCCALL 36 64 38 47  
 

 
=  
 
IDZ013-220400-  
BOISE MOUNTAINS-  
230 PM MDT WED OCT 21 2026  
 
...FLASH FLOOD WATCH IN EFFECT FROM THURSDAY EVENING THROUGH  
FRIDAY MORNING...  
   
TONIGHT
 
PARTLY CLOUDY. PATCHY SMOKE THIS EVENING. AREAS OF FOG  
AFTER MIDNIGHT. ISOLATED RAIN SHOWERS AFTER MIDNIGHT. CHANCE OF  
RAIN 20 PERCENT. LOWS 39 TO 52.    
THURSDAY
 
INCREASING CLOUDS. AREAS OF FOG IN THE MORNING. RAIN  
SHOWERS. A CHANCE OF THUNDERSTORMS IN THE AFTERNOON. CHANCE OF  
RAIN 90 PERCENT. HIGHS 61 TO 74.    
THURSDAY NIGHT
 
RAIN SHOWERS. A CHANCE OF THUNDERSTORMS IN THE  
EVENING. AREAS OF FOG. CHANCE OF RAIN NEAR 100 PERCENT. LOWS  
37 TO 44.    
FRIDAY
 
RAIN SHOWERS. AREAS OF FOG IN THE MORNING. PATCHY FOG  
IN THE AFTERNOON. CHANCE OF RAIN NEAR 100 PERCENT. MUCH COOLER  
WITH HIGHS 42 TO 56.    
FRIDAY NIGHT
 
MOSTLY CLOUDY WITH A SLIGHT CHANCE OF RAIN  
SHOWERS IN THE EVENING, THEN MOSTLY CLEAR AFTER MIDNIGHT. AREAS  
OF FOG AFTER MIDNIGHT. CHANCE OF RAIN 20 PERCENT. COLDER WITH  
LOWS 24 TO 34.    
SATURDAY THROUGH SUNDAY
 
AREAS OF FOG IN THE MORNING. PATCHY  
FOG IN THE EVENING, THEN AREAS OF FOG THROUGH THE DAY. MOSTLY  
CLEAR. HIGHS 48 TO 62. LOWS 23 TO 38.    
SUNDAY NIGHT
 
PARTLY CLOUDY. AREAS OF FOG AFTER MIDNIGHT. LOWS  
26 TO 40.    
MONDAY
 
AREAS OF FOG IN THE MORNING. PARTLY CLOUDY WITH A  
SLIGHT CHANCE OF RAIN SHOWERS. A CHANCE OF SNOW SHOWERS, MAINLY  
IN THE AFTERNOON. CHANCE OF PRECIPITATION 30 PERCENT. HIGHS 51 TO  
64.    
MONDAY NIGHT
 
PARTLY CLOUDY WITH A CHANCE OF RAIN AND SNOW  
SHOWERS. AREAS OF FOG AFTER MIDNIGHT. CHANCE OF PRECIPITATION  
30 PERCENT. LOWS 23 TO 38.    
TUESDAY
 
AREAS OF FOG IN THE MORNING. PARTLY CLOUDY WITH A  
SLIGHT CHANCE OF SNOW SHOWERS, MIXED WITH RAIN IN THE AFTERNOON.  
CHANCE OF PRECIPITATION 20 PERCENT. HIGHS 46 TO 59.    
TUESDAY NIGHT AND WEDNESDAY
 
PARTLY CLOUDY. AREAS OF FOG  
THROUGH THE DAY. LOWS 22 TO 37. HIGHS 47 TO 61.  
 

 
TEMPERATURE  
IDAHO CITY 39 74 40 54  
 

 
=  
 
IDZ028-220400-  
CAMAS PRAIRIE-  
230 PM MDT WED OCT 21 2026  
   
TONIGHT
 
PARTLY CLOUDY WITH ISOLATED RAIN SHOWERS. CHANCE OF  
RAIN 20 PERCENT. LOWS 39 TO 45. EAST WINDS UP TO 10 MPH.    
THURSDAY
 
INCREASING CLOUDS. RAIN SHOWERS. A CHANCE OF  
THUNDERSTORMS IN THE AFTERNOON. CHANCE OF RAIN 90 PERCENT. HIGHS  
65 TO 70. BREEZY. EAST WINDS 10 TO 20 MPH. GUSTS TO 30 MPH IN THE  
AFTERNOON.    
THURSDAY NIGHT
 
A CHANCE OF THUNDERSTORMS IN THE EVENING. RAIN  
SHOWERS. AREAS OF FOG AFTER MIDNIGHT. CHANCE OF RAIN 90 PERCENT.  
LOWS 36 TO 41. SOUTH WINDS UP TO 10 MPH. GUSTS TO 20 MPH IN THE  
EVENING.    
FRIDAY
 
RAIN SHOWERS. CHANCE OF RAIN 90 PERCENT. MUCH COOLER  
WITH HIGHS 46 TO 51. SOUTHWEST WINDS 10 TO 15 MPH. GUSTS TO  
25 MPH IN THE AFTERNOON.    
FRIDAY NIGHT
 
MOSTLY CLOUDY WITH A SLIGHT CHANCE OF RAIN  
SHOWERS IN THE EVENING, THEN PARTLY CLOUDY AFTER MIDNIGHT. AREAS  
OF FOG AFTER MIDNIGHT. CHANCE OF RAIN 20 PERCENT. COLDER WITH  
LOWS 23 TO 28. WEST WINDS 10 TO 15 MPH WITH GUSTS TO 25 MPH IN  
THE EVENING, BECOMING LIGHT AFTER MIDNIGHT.    
SATURDAY
 
AREAS OF FOG IN THE MORNING. MOSTLY SUNNY. HIGHS  
49 TO 54.    
SATURDAY NIGHT
 
MOSTLY CLEAR. PATCHY FOG IN THE EVENING. AREAS  
OF FOG AFTER MIDNIGHT. LOWS 21 TO 28.    
SUNDAY
 
PATCHY FOG IN THE MORNING. SUNNY. HIGHS 54 TO 59.    
SUNDAY NIGHT AND MONDAY
 
PARTLY CLOUDY. LOWS 24 TO 29. HIGHS  
54 TO 59.    
MONDAY NIGHT
 
PARTLY CLOUDY WITH A 20 PERCENT CHANCE OF RAIN  
SHOWERS. PATCHY FOG AFTER MIDNIGHT. LOWS 22 TO 29.    
TUESDAY
 
PATCHY FOG IN THE MORNING. MOSTLY SUNNY. HIGHS 50 TO  
55.    
TUESDAY NIGHT AND WEDNESDAY
 
MOSTLY CLEAR. PATCHY FOG THROUGH  
THE DAY. LOWS 20 TO 25. HIGHS 51 TO 56.  
 

 
TEMPERATURE  
FAIRFIELD 39 68 38 49  
 

 
=  
 
IDZ033-220400-  
UPPER WEISER RIVER-  
230 PM MDT WED OCT 21 2026  
   
TONIGHT
 
MOSTLY CLOUDY. SCATTERED SHOWERS AFTER MIDNIGHT.  
CHANCE OF RAIN 30 PERCENT. LOWS 45 TO 52. NORTHEAST WINDS UP TO  
10 MPH.    
THURSDAY
 
AREAS OF FOG IN THE MORNING. RAIN SHOWERS LIKELY IN  
THE MORNING, THEN RAIN SHOWERS WITH A CHANCE OF THUNDERSTORMS IN  
THE AFTERNOON. CHANCE OF RAIN 80 PERCENT. HIGHS 65 TO 73.  
NORTHWEST WINDS UP TO 10 MPH IN THE MORNING, BECOMING LIGHT IN  
THE AFTERNOON.    
THURSDAY NIGHT
 
A CHANCE OF THUNDERSTORMS IN THE EVENING. RAIN  
SHOWERS. AREAS OF FOG. CHANCE OF RAIN 90 PERCENT. LOWS 41 TO 46.  
LIGHT WINDS IN THE EVENING, BECOMING NORTHWEST 10 TO 15 MPH AFTER  
MIDNIGHT.    
FRIDAY
 
RAIN SHOWERS. CHANCE OF RAIN 80 PERCENT. COOLER WITH  
HIGHS 53 TO 60. BREEZY. NORTHWEST WINDS 10 TO 20 MPH WITH GUSTS  
TO 30 MPH.    
FRIDAY NIGHT
 
MOSTLY CLEAR. PATCHY FOG AFTER MIDNIGHT. COLDER  
WITH LOWS 28 TO 34. NORTH WINDS 10 TO 15 MPH.    
SATURDAY
 
AREAS OF FOG IN THE MORNING. SUNNY. HIGHS 52 TO 59.    
SATURDAY NIGHT
 
MOSTLY CLEAR. PATCHY FOG AFTER MIDNIGHT. LOWS  
30 TO 37.    
SUNDAY
 
AREAS OF FOG IN THE MORNING. SUNNY. HIGHS 56 TO 62.    
SUNDAY NIGHT
 
PARTLY CLOUDY. LOWS 32 TO 38.    
MONDAY
 
MOSTLY SUNNY. AREAS OF FOG IN THE MORNING. A CHANCE OF  
RAIN SHOWERS, MAINLY IN THE AFTERNOON. CHANCE OF RAIN 30 PERCENT.  
HIGHS 55 TO 62.    
MONDAY NIGHT
 
DECREASING CLOUDS. A 30 PERCENT CHANCE OF RAIN  
SHOWERS. PATCHY FOG IN THE EVENING. AREAS OF FOG AFTER MIDNIGHT.  
LOWS 31 TO 36.    
TUESDAY
 
AREAS OF FOG IN THE MORNING. PARTLY CLOUDY WITH A  
20 PERCENT CHANCE OF RAIN SHOWERS. HIGHS 52 TO 59.    
TUESDAY NIGHT
 
PARTLY CLOUDY. A SLIGHT CHANCE OF RAIN SHOWERS  
IN THE EVENING. PATCHY FOG IN THE EVENING. CHANCE OF RAIN  
20 PERCENT. LOWS 29 TO 35.    
WEDNESDAY
 
MOSTLY SUNNY. AREAS OF FOG IN THE MORNING. A SLIGHT  
CHANCE OF RAIN SHOWERS IN THE AFTERNOON. CHANCE OF RAIN  
20 PERCENT. HIGHS 52 TO 59.  
 

 
TEMPERATURE  
COUNCIL 47 72 45 57  
CAMBRIDGE 45 73 44 60  
 

 
=  
 
ORZ064-220400-  
OREGON LOWER TREASURE VALLEY-  
230 PM MDT WED OCT 21 2026 /130 PM PDT WED OCT 21 2026/  
   
TONIGHT
 
MOSTLY CLOUDY. SCATTERED SHOWERS, MAINLY AFTER  
MIDNIGHT. PATCHY FOG AFTER MIDNIGHT. CHANCE OF RAIN 30 PERCENT.  
LOWS 44 TO 50. NORTHWEST WINDS UP TO 10 MPH.    
THURSDAY
 
AREAS OF FOG IN THE MORNING. PARTLY SUNNY WITH RAIN  
SHOWERS LIKELY, MAINLY IN THE AFTERNOON. CHANCE OF RAIN  
60 PERCENT. HIGHS 69 TO 74. LIGHT WINDS.    
THURSDAY NIGHT
 
PATCHY FOG IN THE EVENING. SHOWERS. CHANCE OF  
RAIN 90 PERCENT. LOWS 44 TO 49. LIGHT WINDS IN THE EVENING,  
BECOMING NORTHWEST 10 TO 15 MPH WITH GUSTS TO 35 MPH AFTER  
MIDNIGHT.    
FRIDAY
 
RAIN SHOWERS IN THE MORNING, THEN PARTLY CLOUDY WITH A  
CHANCE OF RAIN SHOWERS IN THE AFTERNOON. CHANCE OF RAIN  
80 PERCENT. COOLER WITH HIGHS 58 TO 63. WINDY. NORTHWEST WINDS  
15 TO 25 MPH WITH GUSTS TO 40 MPH.    
FRIDAY NIGHT
 
MOSTLY CLEAR. COLDER WITH LOWS 30 TO 35. BREEZY.  
NORTHWEST WINDS 10 TO 20 MPH. GUSTS TO 30 MPH IN THE EVENING.    
SATURDAY AND SATURDAY NIGHT
 
MOSTLY CLEAR. AREAS OF FOG IN THE  
MORNING. AREAS OF FOG AFTER MIDNIGHT. HIGHS 57 TO 62. LOWS 32 TO  
38.    
SUNDAY THROUGH MONDAY
 
AREAS OF FOG IN THE MORNING. AREAS OF  
FOG THROUGH THE DAY. PARTLY CLOUDY. HIGHS 60 TO 65. LOWS 33 TO  
40.    
MONDAY NIGHT
 
PARTLY CLOUDY. A SLIGHT CHANCE OF RAIN SHOWERS IN  
THE EVENING. AREAS OF FOG AFTER MIDNIGHT. CHANCE OF RAIN  
20 PERCENT. LOWS 31 TO 38.    
TUESDAY
 
AREAS OF FOG IN THE MORNING. MOSTLY SUNNY. HIGHS 57 TO  
62.    
TUESDAY NIGHT
 
MOSTLY CLEAR. AREAS OF FOG AFTER MIDNIGHT. LOWS  
30 TO 37.    
WEDNESDAY
 
AREAS OF FOG IN THE MORNING. MOSTLY SUNNY. HIGHS  
55 TO 60.  
 

 
TEMPERATURE  
ONTARIO 44 72 45 61  
 

 
=  
 
IDZ012-220400-  
LOWER TREASURE VALLEY-  
230 PM MDT WED OCT 21 2026  
   
TONIGHT
 
MOSTLY CLOUDY THIS EVENING, THEN PARTLY CLOUDY WITH  
ISOLATED SHOWERS AFTER MIDNIGHT. AREAS OF FOG AFTER MIDNIGHT.  
CHANCE OF RAIN 20 PERCENT. LOWS 45 TO 50. LIGHT WINDS.    
THURSDAY
 
INCREASING CLOUDS. AREAS OF FOG IN THE MORNING. RAIN  
SHOWERS. CHANCE OF RAIN 80 PERCENT. HIGHS 69 TO 74. SOUTHEAST  
WINDS 10 TO 15 MPH WITH GUSTS TO 25 MPH.    
THURSDAY NIGHT
 
A SLIGHT CHANCE OF THUNDERSTORMS IN THE  
EVENING. SHOWERS. AREAS OF FOG. CHANCE OF RAIN 90 PERCENT. LOWS  
43 TO 48. SOUTHEAST WINDS UP TO 10 MPH IN THE EVENING, SHIFTING  
TO WEST AFTER MIDNIGHT.    
FRIDAY
 
RAIN SHOWERS. CHANCE OF RAIN 80 PERCENT. COOLER WITH  
HIGHS 55 TO 60. WINDY. NORTHWEST WINDS 15 TO 25 MPH WITH GUSTS TO  
35 MPH.    
FRIDAY NIGHT
 
MOSTLY CLEAR. AREAS OF FOG AFTER MIDNIGHT. COLDER  
WITH LOWS 30 TO 36. BREEZY. NORTHWEST WINDS 10 TO 20 MPH. GUSTS  
TO 30 MPH IN THE EVENING.    
SATURDAY THROUGH SUNDAY
 
AREAS OF FOG IN THE MORNING. PATCHY  
FOG IN THE EVENING, THEN AREAS OF FOG THROUGH THE DAY. MOSTLY  
CLEAR. HIGHS 56 TO 65. LOWS 33 TO 39.    
SUNDAY NIGHT AND MONDAY
 
PARTLY CLOUDY. AREAS OF FOG THROUGH  
THE DAY. LOWS 35 TO 41. HIGHS 60 TO 65.    
MONDAY NIGHT
 
PARTLY CLOUDY. A SLIGHT CHANCE OF RAIN SHOWERS IN  
THE EVENING. PATCHY FOG IN THE EVENING. AREAS OF FOG AFTER  
MIDNIGHT. CHANCE OF RAIN 20 PERCENT. LOWS 33 TO 39.    
TUESDAY
 
AREAS OF FOG IN THE MORNING. MOSTLY SUNNY. HIGHS 56 TO  
61.    
TUESDAY NIGHT
 
DECREASING CLOUDS. PATCHY FOG IN THE EVENING.  
AREAS OF FOG AFTER MIDNIGHT. LOWS 32 TO 37.    
WEDNESDAY
 
AREAS OF FOG IN THE MORNING. MOSTLY SUNNY. HIGHS  
55 TO 60.  
 

 
TEMPERATURE  
CALDWELL 47 72 45 57  
 

 
=  
 
IDZ014-220400-  
UPPER TREASURE VALLEY-  
230 PM MDT WED OCT 21 2026  
   
TONIGHT
 
PARTLY CLOUDY. AREAS OF FOG AFTER MIDNIGHT. LOWS 45 TO  
52. EAST WINDS 10 TO 15 MPH.    
THURSDAY
 
INCREASING CLOUDS. AREAS OF FOG IN THE MORNING. RAIN  
SHOWERS. A CHANCE OF THUNDERSTORMS IN THE AFTERNOON. CHANCE OF  
RAIN 80 PERCENT. HIGHS 73 TO 78. BREEZY. SOUTHEAST WINDS 10 TO  
20 MPH WITH GUSTS TO 30 MPH.    
THURSDAY NIGHT
 
A CHANCE OF THUNDERSTORMS IN THE EVENING. RAIN  
SHOWERS. AREAS OF FOG IN THE EVENING. PATCHY FOG AFTER MIDNIGHT.  
CHANCE OF RAIN 90 PERCENT. LOWS 42 TO 47. SOUTHEAST WINDS 10 TO  
15 MPH IN THE EVENING, SHIFTING TO SOUTHWEST AFTER MIDNIGHT.    
FRIDAY
 
RAIN SHOWERS. CHANCE OF RAIN 90 PERCENT. MUCH COOLER  
WITH HIGHS 51 TO 56. WINDY. WEST WINDS 15 TO 25 MPH WITH GUSTS TO  
40 MPH.    
FRIDAY NIGHT
 
PARTLY CLOUDY WITH A CHANCE OF RAIN SHOWERS IN  
THE EVENING, THEN MOSTLY CLEAR AFTER MIDNIGHT. AREAS OF FOG AFTER  
MIDNIGHT. CHANCE OF RAIN 30 PERCENT. COLDER WITH LOWS 31 TO 36.  
WINDY. NORTHWEST WINDS 15 TO 25 MPH WITH GUSTS TO 35 MPH IN THE  
EVENING, DECREASING TO 10 TO 15 MPH WITH GUSTS TO 25 MPH AFTER  
MIDNIGHT.    
SATURDAY
 
AREAS OF FOG IN THE MORNING. SUNNY. HIGHS 56 TO 61.    
SATURDAY NIGHT AND SUNDAY
 
MOSTLY CLEAR. PATCHY FOG. LOWS 33 TO  
39. HIGHS 61 TO 66.    
SUNDAY NIGHT AND MONDAY
 
PARTLY CLOUDY. PATCHY FOG THROUGH THE  
DAY. LOWS 36 TO 42. HIGHS 61 TO 66.    
MONDAY NIGHT
 
PARTLY CLOUDY. A SLIGHT CHANCE OF RAIN SHOWERS IN  
THE EVENING. PATCHY FOG IN THE EVENING. AREAS OF FOG AFTER  
MIDNIGHT. CHANCE OF RAIN 20 PERCENT. LOWS 33 TO 38.    
TUESDAY
 
AREAS OF FOG IN THE MORNING. MOSTLY SUNNY. HIGHS 57 TO  
62.    
TUESDAY NIGHT
 
DECREASING CLOUDS. PATCHY FOG IN THE EVENING.  
AREAS OF FOG AFTER MIDNIGHT. LOWS 31 TO 36.    
WEDNESDAY
 
AREAS OF FOG IN THE MORNING. MOSTLY SUNNY. HIGHS  
57 TO 62.  
 

 
TEMPERATURE  
BOISE 51 74 45 55  
MOUNTAIN HOME 50 76 45 53  
 

 
=  
 
IDZ016-220400-  
WESTERN MAGIC VALLEY-  
230 PM MDT WED OCT 21 2026  
   
TONIGHT
 
MOSTLY CLEAR. LOWS 48 TO 53. EAST WINDS 10 TO 15 MPH.    
THURSDAY
 
INCREASING CLOUDS. SHOWERS WITH A CHANCE OF  
THUNDERSTORMS. CHANCE OF RAIN 80 PERCENT. HIGHS 71 TO 76. EAST  
WINDS 10 TO 15 MPH WITH GUSTS TO 25 MPH.    
THURSDAY NIGHT
 
A CHANCE OF THUNDERSTORMS IN THE EVENING. RAIN  
SHOWERS. PATCHY FOG AFTER MIDNIGHT. CHANCE OF RAIN 90 PERCENT.  
LOWS 42 TO 47. SOUTH WINDS AROUND 10 MPH WITH GUSTS TO 25 MPH.    
FRIDAY
 
RAIN SHOWERS. CHANCE OF RAIN 90 PERCENT. MUCH COOLER  
WITH HIGHS 45 TO 50. BREEZY. WEST WINDS 10 TO 20 MPH WITH GUSTS  
TO 35 MPH.    
FRIDAY NIGHT
 
RAIN SHOWERS LIKELY IN THE EVENING, THEN PARTLY  
CLOUDY WITH A SLIGHT CHANCE OF RAIN SHOWERS AFTER MIDNIGHT.  
CHANCE OF RAIN 60 PERCENT. LOWS 33 TO 38. WINDY. WEST WINDS 15 TO  
25 MPH IN THE EVENING, BECOMING SOUTHWEST 10 TO 15 MPH AFTER  
MIDNIGHT. GUSTS TO 35 MPH.    
SATURDAY
 
AREAS OF FOG IN THE MORNING. MOSTLY SUNNY. HIGHS  
52 TO 57.    
SATURDAY NIGHT
 
MOSTLY CLEAR. PATCHY FOG AFTER MIDNIGHT. LOWS  
31 TO 36.    
SUNDAY
 
SUNNY. HIGHS 58 TO 63.    
SUNDAY NIGHT AND MONDAY
 
PARTLY CLOUDY. LOWS 34 TO 39. HIGHS  
59 TO 64.    
MONDAY NIGHT
 
PARTLY CLOUDY. A SLIGHT CHANCE OF RAIN SHOWERS  
AFTER MIDNIGHT. CHANCE OF RAIN 20 PERCENT. LOWS 32 TO 37.    
TUESDAY AND TUESDAY NIGHT
 
PARTLY CLOUDY. HIGHS 55 TO 60. LOWS  
30 TO 35.    
WEDNESDAY
 
SUNNY. HIGHS 55 TO 60.  
 

 
TEMPERATURE  
JEROME 51 72 43 46  
TWIN FALLS 50 72 45 49  
 

 
=  
 
IDZ029-220400-  
OWYHEE MOUNTAINS-  
230 PM MDT WED OCT 21 2026  
   
TONIGHT
 
DECREASING CLOUDS. AREAS OF FOG AFTER MIDNIGHT. LOWS  
43 TO 52.    
THURSDAY
 
PATCHY FOG IN THE MORNING. RAIN SHOWERS WITH A SLIGHT  
CHANCE OF THUNDERSTORMS. CHANCE OF RAIN 80 PERCENT. HIGHS 63 TO  
68.    
THURSDAY NIGHT
 
A SLIGHT CHANCE OF THUNDERSTORMS IN THE  
EVENING. PATCHY FOG IN THE EVENING. RAIN SHOWERS. CHANCE OF RAIN  
90 PERCENT. COLDER WITH LOWS 32 TO 42.    
FRIDAY
 
RAIN SHOWERS. SNOW SHOWERS LIKELY IN THE AFTERNOON.  
CHANCE OF PRECIPITATION 80 PERCENT. LITTLE SNOW ACCUMULATION  
EXPECTED. MUCH COOLER WITH HIGHS 46 TO 51. BREEZY.   
FRIDAY NIGHT
 
DECREASING CLOUDS. PATCHY FOG AFTER MIDNIGHT.  
LOWS 23 TO 33. BREEZY.   
SATURDAY
 
AREAS OF FOG IN THE MORNING. SUNNY. HIGHS 50 TO 55.    
SATURDAY NIGHT AND SUNDAY
 
MOSTLY CLEAR. PATCHY FOG THROUGH THE  
DAY. LOWS 28 TO 38. HIGHS 54 TO 61.    
SUNDAY NIGHT
 
PARTLY CLOUDY. LOWS 30 TO 40.    
MONDAY AND MONDAY NIGHT
 
PARTLY CLOUDY. A 20 PERCENT CHANCE OF  
RAIN SHOWERS. HIGHS 54 TO 61. LOWS 28 TO 38.    
TUESDAY THROUGH WEDNESDAY
 
PATCHY FOG IN THE MORNING. PATCHY  
FOG THROUGH THE DAY. PARTLY CLOUDY. HIGHS 49 TO 57. LOWS 27 TO  
37.  
 

 
=  
 
IDZ015-220400-  
SOUTHWEST HIGHLANDS-  
230 PM MDT WED OCT 21 2026  
   
TONIGHT
 
PARTLY CLOUDY. PATCHY FOG AFTER MIDNIGHT. LOWS 44 TO  
50.    
THURSDAY
 
INCREASING CLOUDS. PATCHY FOG IN THE MORNING. RAIN  
SHOWERS WITH A CHANCE OF THUNDERSTORMS. CHANCE OF RAIN  
80 PERCENT. HIGHS 65 TO 73. BREEZY.   
THURSDAY NIGHT
 
A CHANCE OF THUNDERSTORMS IN THE EVENING. RAIN  
SHOWERS. CHANCE OF RAIN 80 PERCENT. COLDER WITH LOWS 36 TO 44.  
BREEZY.   
FRIDAY
 
RAIN SHOWERS. CHANCE OF RAIN 90 PERCENT. MUCH COOLER  
WITH HIGHS 44 TO 50. WINDY. WEST WINDS AROUND 25 MPH IN THE  
AFTERNOON. GUSTS TO 35 MPH.    
FRIDAY NIGHT
 
MOSTLY CLOUDY WITH A CHANCE OF RAIN SHOWERS IN  
THE EVENING, THEN MOSTLY CLEAR AFTER MIDNIGHT. PATCHY FOG AFTER  
MIDNIGHT. CHANCE OF RAIN 30 PERCENT. COLDER WITH LOWS 24 TO 33.  
WINDY. WEST WINDS AROUND 25 MPH WITH GUSTS TO 40 MPH IN THE  
EVENING.    
SATURDAY
 
AREAS OF FOG IN THE MORNING. SUNNY. HIGHS 51 TO 56.    
SATURDAY NIGHT
 
MOSTLY CLEAR. LOWS 27 TO 34.    
SUNDAY
 
PATCHY FOG IN THE MORNING. SUNNY. HIGHS 58 TO 63.    
SUNDAY NIGHT THROUGH MONDAY NIGHT
 
PARTLY CLOUDY. LOWS 28 TO  
37. HIGHS 59 TO 64.    
TUESDAY
 
PATCHY FOG IN THE MORNING. MOSTLY SUNNY. HIGHS 55 TO  
60.    
TUESDAY NIGHT AND WEDNESDAY
 
PARTLY CLOUDY. LOWS 27 TO 34.  
HIGHS 55 TO 60.  
 

 
=  
 
IDZ030-220400-  
SOUTHERN TWIN FALLS COUNTY-  
230 PM MDT WED OCT 21 2026  
   
TONIGHT
 
INCREASING CLOUDS. LOWS 49 TO 54.    
THURSDAY
 
RAIN SHOWERS LIKELY WITH A SLIGHT CHANCE OF  
THUNDERSTORMS IN THE MORNING, THEN RAIN SHOWERS WITH A CHANCE OF  
THUNDERSTORMS IN THE AFTERNOON. CHANCE OF RAIN 80 PERCENT. HIGHS  
67 TO 72. WINDY. SOUTHEAST WINDS AROUND 25 MPH IN THE AFTERNOON.  
GUSTS TO 35 MPH.    
THURSDAY NIGHT
 
A CHANCE OF THUNDERSTORMS IN THE EVENING. RAIN  
SHOWERS. CHANCE OF RAIN 80 PERCENT. LOWS 40 TO 45.    
FRIDAY
 
RAIN SHOWERS. CHANCE OF RAIN 90 PERCENT. MUCH COOLER  
WITH HIGHS 46 TO 51. TEMPERATURE FALLING INTO THE MID 40S IN THE  
AFTERNOON. BREEZY.   
FRIDAY NIGHT
 
RAIN SHOWERS LIKELY IN THE EVENING, THEN PARTLY  
CLOUDY WITH A CHANCE OF RAIN AND SNOW SHOWERS AFTER MIDNIGHT.  
CHANCE OF PRECIPITATION 60 PERCENT. LITTLE SNOW ACCUMULATION  
EXPECTED. LOWS 31 TO 36. BREEZY.   
SATURDAY AND SATURDAY NIGHT
 
MOSTLY CLEAR. HIGHS 51 TO 56. LOWS  
31 TO 36.    
SUNDAY
 
SUNNY. HIGHS 58 TO 63.    
SUNDAY NIGHT AND MONDAY
 
PARTLY CLOUDY. LOWS 35 TO 40. HIGHS  
58 TO 63.    
MONDAY NIGHT
 
PARTLY CLOUDY WITH A 20 PERCENT CHANCE OF RAIN  
SHOWERS. LOWS 33 TO 38.    
TUESDAY AND TUESDAY NIGHT
 
PARTLY CLOUDY. HIGHS 55 TO 60. LOWS  
31 TO 36.    
WEDNESDAY
 
SUNNY. HIGHS 55 TO 60.  
 

 
=  
 
ORZ062-220400-  
BAKER COUNTY-  
130 PM PDT WED OCT 21 2026  
   
TONIGHT
 
PARTLY CLOUDY WITH NUMEROUS RAIN SHOWERS, MAINLY AFTER  
MIDNIGHT. AREAS OF FOG AFTER MIDNIGHT. CHANCE OF RAIN 60 PERCENT.  
LOWS 37 TO 49. SOUTHEAST WINDS UP TO 10 MPH THIS EVENING,  
BECOMING LIGHT AFTER MIDNIGHT.    
THURSDAY
 
RAIN SHOWERS. AREAS OF FOG. A SLIGHT CHANCE OF  
THUNDERSTORMS IN THE AFTERNOON. CHANCE OF RAIN 80 PERCENT. HIGHS  
61 TO 70. SOUTHEAST WINDS UP TO 10 MPH.    
THURSDAY NIGHT
 
A SLIGHT CHANCE OF THUNDERSTORMS IN THE  
EVENING. RAIN SHOWERS. AREAS OF FOG IN THE EVENING. PATCHY FOG  
AFTER MIDNIGHT. CHANCE OF RAIN 90 PERCENT. COLDER WITH LOWS 30 TO  
40. BREEZY. NORTHWEST WINDS 10 TO 20 MPH. GUSTS TO 35 MPH AFTER  
MIDNIGHT.    
FRIDAY
 
DECREASING CLOUDS. A SLIGHT CHANCE OF SNOW SHOWERS IN  
THE MORNING. A CHANCE OF RAIN SHOWERS. CHANCE OF PRECIPITATION  
30 PERCENT. COOLER WITH HIGHS 49 TO 58. WINDY. NORTHWEST WINDS  
15 TO 25 MPH WITH GUSTS TO 40 MPH.    
FRIDAY NIGHT
 
MOSTLY CLEAR. AREAS OF FOG AFTER MIDNIGHT. LOWS  
19 TO 29. BREEZY. NORTHWEST WINDS 10 TO 20 MPH WITH GUSTS TO  
35 MPH IN THE EVENING, BECOMING WEST UP TO 10 MPH AFTER MIDNIGHT.   
SATURDAY
 
AREAS OF FOG IN THE MORNING. SUNNY. HIGHS 52 TO 58.    
SATURDAY NIGHT AND SUNDAY
 
PARTLY CLOUDY. AREAS OF FOG THROUGH  
THE DAY. LOWS 21 TO 35. HIGHS 54 TO 61.    
SUNDAY NIGHT
 
PARTLY CLOUDY WITH A SLIGHT CHANCE OF RAIN  
SHOWERS. A SLIGHT CHANCE OF LIGHT FREEZING RAIN AND SNOW SHOWERS  
AFTER MIDNIGHT. AREAS OF FOG AFTER MIDNIGHT. CHANCE OF  
PRECIPITATION 20 PERCENT. LOWS 22 TO 37.    
MONDAY
 
A SLIGHT CHANCE OF LIGHT FREEZING RAIN IN THE MORNING.  
AREAS OF FOG IN THE MORNING. PARTLY CLOUDY WITH A CHANCE OF RAIN  
AND SNOW SHOWERS. CHANCE OF PRECIPITATION 30 PERCENT. HIGHS 54 TO  
60.    
MONDAY NIGHT
 
PARTLY CLOUDY. A CHANCE OF RAIN SHOWERS IN THE  
EVENING, THEN A SLIGHT CHANCE OF RAIN AND SNOW SHOWERS AFTER  
MIDNIGHT. AREAS OF FOG. CHANCE OF PRECIPITATION 30 PERCENT. LOWS  
20 TO 34.    
TUESDAY
 
AREAS OF FOG IN THE MORNING. PARTLY CLOUDY WITH A  
SLIGHT CHANCE OF RAIN AND SNOW SHOWERS. CHANCE OF PRECIPITATION  
20 PERCENT. HIGHS 51 TO 58.    
TUESDAY NIGHT
 
PARTLY CLOUDY. A SLIGHT CHANCE OF RAIN SHOWERS  
IN THE EVENING. PATCHY FOG IN THE EVENING. AREAS OF FOG AFTER  
MIDNIGHT. CHANCE OF RAIN 20 PERCENT. LOWS 19 TO 33.    
WEDNESDAY
 
AREAS OF FOG IN THE MORNING. PARTLY CLOUDY WITH A  
SLIGHT CHANCE OF SNOW SHOWERS, MIXED WITH RAIN IN THE AFTERNOON.  
CHANCE OF PRECIPITATION 20 PERCENT. HIGHS 51 TO 57.  
 

 
TEMPERATURE  
BAKER CITY 37 66 32 53  
 

 
=  
 
ORZ061-220400-  
HARNEY COUNTY-  
130 PM PDT WED OCT 21 2026  
   
TONIGHT
 
MOSTLY CLOUDY WITH SCATTERED RAIN SHOWERS. AREAS OF  
SMOKE AFTER MIDNIGHT. CHANCE OF RAIN 30 PERCENT. LOWS 36 TO 45.  
NORTHEAST WINDS UP TO 10 MPH.    
THURSDAY
 
RAIN SHOWERS. PATCHY SMOKE IN THE MORNING. AREAS OF  
FOG. CHANCE OF RAIN 80 PERCENT. HIGHS 59 TO 64. NORTHEAST WINDS  
UP TO 10 MPH IN THE MORNING, SHIFTING TO WEST WITH GUSTS TO  
20 MPH IN THE AFTERNOON.    
THURSDAY NIGHT
 
PATCHY SMOKE IN THE EVENING. RAIN SHOWERS.  
CHANCE OF RAIN 90 PERCENT. COLDER WITH LOWS 25 TO 35. WINDY.  
NORTHWEST WINDS 10 TO 15 MPH WITH GUSTS TO 25 MPH IN THE EVENING,  
INCREASING TO 15 TO 25 MPH WITH GUSTS TO 35 MPH AFTER MIDNIGHT.    
FRIDAY
 
PARTLY CLOUDY WITH A CHANCE OF RAIN AND SNOW SHOWERS.  
CHANCE OF PRECIPITATION 30 PERCENT. COOLER WITH HIGHS 47 TO 53.  
BREEZY. NORTHWEST WINDS 10 TO 20 MPH WITH GUSTS TO 30 MPH.    
FRIDAY NIGHT
 
CLEAR. PATCHY FOG AFTER MIDNIGHT. LOWS 14 TO 26.  
NORTHWEST WINDS 10 TO 15 MPH. GUSTS TO 25 MPH IN THE EVENING.    
SATURDAY
 
AREAS OF FOG IN THE MORNING. SUNNY. HIGHS 54 TO 59.    
SATURDAY NIGHT
 
MOSTLY CLEAR. LOWS 19 TO 32.    
SUNDAY AND SUNDAY NIGHT
 
PARTLY CLOUDY. PATCHY FOG IN THE  
MORNING. PATCHY FOG AFTER MIDNIGHT. HIGHS 57 TO 62. LOWS 20 TO  
33.    
MONDAY
 
PARTLY CLOUDY. A SLIGHT CHANCE OF RAIN AND SNOW SHOWERS  
IN THE MORNING. PATCHY FOG IN THE MORNING. CHANCE OF  
PRECIPITATION 20 PERCENT. HIGHS 54 TO 60.    
MONDAY NIGHT THROUGH WEDNESDAY
 
PARTLY CLOUDY. AREAS OF FOG.  
LOWS 17 TO 30. HIGHS 52 TO 57.  
 

 
TEMPERATURE  
BURNS 36 63 25 52  
 

 
=  
 
ORZ063-220400-  
MALHEUR COUNTY-  
230 PM MDT WED OCT 21 2026 /130 PM PDT WED OCT 21 2026/  
   
TONIGHT
 
MOSTLY CLOUDY WITH SCATTERED RAIN SHOWERS. PATCHY FOG  
AFTER MIDNIGHT. CHANCE OF RAIN 30 PERCENT. LOWS 38 TO 48.  
NORTHEAST WINDS UP TO 10 MPH.    
THURSDAY
 
AREAS OF FOG IN THE MORNING. RAIN SHOWERS LIKELY IN  
THE MORNING, THEN RAIN SHOWERS WITH A SLIGHT CHANCE OF  
THUNDERSTORMS IN THE AFTERNOON. CHANCE OF RAIN 80 PERCENT. HIGHS  
63 TO 70. SOUTHEAST WINDS 10 TO 15 MPH.    
THURSDAY NIGHT
 
A SLIGHT CHANCE OF THUNDERSTORMS IN THE  
EVENING. PATCHY FOG IN THE EVENING. RAIN SHOWERS. CHANCE OF RAIN  
80 PERCENT. LOWS 33 TO 43. BREEZY. SOUTH WINDS 10 TO 15 MPH IN  
THE EVENING, SHIFTING TO WEST 10 TO 20 MPH WITH GUSTS TO 35 MPH  
AFTER MIDNIGHT.    
FRIDAY
 
DECREASING CLOUDS. RAIN SHOWERS. CHANCE OF RAIN  
80 PERCENT. COOLER WITH HIGHS 50 TO 60. WINDY. WEST WINDS 15 TO  
25 MPH WITH GUSTS TO 35 MPH.    
FRIDAY NIGHT
 
MOSTLY CLEAR. AREAS OF FOG AFTER MIDNIGHT. COLDER  
WITH LOWS 21 TO 31. BREEZY. NORTHWEST WINDS 10 TO 20 MPH WITH  
GUSTS TO 30 MPH IN THE EVENING, BECOMING WEST UP TO 10 MPH AFTER  
MIDNIGHT.    
SATURDAY
 
AREAS OF FOG IN THE MORNING. SUNNY. HIGHS 54 TO 60.    
SATURDAY NIGHT
 
MOSTLY CLEAR. PATCHY FOG AFTER MIDNIGHT. LOWS  
22 TO 32.    
SUNDAY THROUGH MONDAY
 
AREAS OF FOG IN THE MORNING. AREAS OF  
FOG THROUGH THE DAY. PARTLY CLOUDY. HIGHS 56 TO 63. LOWS 24 TO  
34.    
MONDAY NIGHT
 
PARTLY CLOUDY. A SLIGHT CHANCE OF RAIN SHOWERS IN  
THE EVENING. PATCHY FOG IN THE EVENING. AREAS OF FOG AFTER  
MIDNIGHT. CHANCE OF RAIN 20 PERCENT. LOWS 22 TO 32.    
TUESDAY THROUGH WEDNESDAY
 
AREAS OF FOG IN THE MORNING. PATCHY  
FOG IN THE EVENING, THEN AREAS OF FOG THROUGH THE DAY. PARTLY  
CLOUDY. HIGHS 52 TO 59. LOWS 22 TO 32.  
 

 
=  
 
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