432  
FPUS55 KBOI 230000  
ZFPBOI  
 
ZONE FORECASTS FOR SOUTHWEST IDAHO/SOUTHEAST OREGON  
NATIONAL WEATHER SERVICE BOISE ID  
500 PM MST MON DEC 22 2025  
 
FORECAST UPDATED.  
 
SPOT TEMPERATURES ARE FOR TODAY, TONIGHT, AND TUESDAY.  
 
IDZ011-230800-  
WEST CENTRAL MOUNTAINS-  
500 PM MST MON DEC 22 2025  
   
TONIGHT
 
RAIN AND SNOW LIKELY EARLY, THEN RAIN AND SNOW AFTER  
MIDNIGHT. AREAS OF FOG. CHANCE OF PRECIPITATION 90 PERCENT. NO  
SNOW ACCUMULATION ACROSS THE LOWER ELEVATIONS, WITH SNOW  
ACCUMULATION UP TO 3 INCHES OVER THE MOUNTAINS. LOWS 32 TO 37.    
TUESDAY
 
RAIN AND SNOW, MAINLY IN THE MORNING. AREAS OF FOG.  
CHANCE OF PRECIPITATION NEAR 100 PERCENT. NO SNOW ACCUMULATION  
ACROSS THE LOWER ELEVATIONS, WITH SNOW ACCUMULATION UP TO  
3 INCHES OVER THE MOUNTAINS. HIGHS 37 TO 45.    
TUESDAY NIGHT
 
MOSTLY CLOUDY. AREAS OF FOG IN THE EVENING.  
PATCHY FOG AFTER MIDNIGHT. LOWS 33 TO 38.    
WEDNESDAY
 
RAIN AND SNOW, MAINLY IN THE AFTERNOON. CHANCE OF  
PRECIPITATION NEAR 100 PERCENT. LIGHT SNOW ACCUMULATIONS  
POSSIBLE. HIGHS 40 TO 47.    
WEDNESDAY NIGHT
 
RAIN AND SNOW. AREAS OF FOG. CHANCE OF  
PRECIPITATION 90 PERCENT. LIGHT SNOW ACCUMULATIONS POSSIBLE. LOWS  
32 TO 37.    
CHRISTMAS DAY
 
RAIN AND SNOW. AREAS OF FOG IN THE MORNING.  
PATCHY FOG IN THE AFTERNOON. CHANCE OF PRECIPITATION 90 PERCENT.  
LIGHT SNOW ACCUMULATIONS POSSIBLE. HIGHS 36 TO 45.    
THURSDAY NIGHT
 
RAIN AND SNOW. AREAS OF FOG AFTER MIDNIGHT.  
CHANCE OF PRECIPITATION 90 PERCENT. MODERATE SNOW ACCUMULATIONS  
POSSIBLE. LOWS 26 TO 33.    
FRIDAY
 
RAIN LIKELY IN THE MORNING. SNOW. AREAS OF FOG IN THE  
MORNING. PATCHY FOG IN THE AFTERNOON. CHANCE OF PRECIPITATION  
80 PERCENT. LIGHT SNOW ACCUMULATIONS POSSIBLE. HIGHS 29 TO 39.    
FRIDAY NIGHT
 
SNOW LIKELY, MAINLY IN THE EVENING. AREAS OF FOG.  
CHANCE OF SNOW 60 PERCENT. LIGHT SNOW ACCUMULATIONS POSSIBLE.  
LOWS 18 TO 26.    
SATURDAY
 
MOSTLY CLOUDY WITH A CHANCE OF SNOW IN THE MORNING,  
THEN PARTLY SUNNY IN THE AFTERNOON. AREAS OF FOG IN THE MORNING.  
PATCHY FOG IN THE AFTERNOON. CHANCE OF SNOW 30 PERCENT. HIGHS  
25 TO 35.    
SATURDAY NIGHT AND SUNDAY
 
MOSTLY CLOUDY. AREAS OF FOG. LOWS  
13 TO 22. HIGHS 29 TO 37. WIND CHILLS AS LOW AS ZERO.    
SUNDAY NIGHT
 
PATCHY FOG IN THE EVENING. MOSTLY CLOUDY. LOWS  
15 TO 23.    
MONDAY
 
MOSTLY SUNNY. HIGHS 32 TO 41.  
 

 
TEMPERATURE  
MCCALL 39 32 42  
 

 
=  
 
IDZ013-230800-  
BOISE MOUNTAINS-  
500 PM MST MON DEC 22 2025  
   
TONIGHT
 
RAIN AND SNOW. AREAS OF FOG. CHANCE OF PRECIPITATION  
NEAR 100 PERCENT. NO SNOW ACCUMULATION ACROSS THE LOWER  
ELEVATIONS, WITH SNOW ACCUMULATION UP TO 3 INCHES OVER THE  
MOUNTAINS. LOWS 30 TO 41.    
TUESDAY
 
RAIN IN THE MORNING. AREAS OF FOG. CHANCE OF RAIN  
90 PERCENT. HIGHS 39 TO 52.    
TUESDAY NIGHT
 
MOSTLY CLOUDY. PATCHY FOG. LOWS 28 TO 43.    
WEDNESDAY
 
PATCHY FOG IN THE MORNING. RAIN AND SNOW, MAINLY IN  
THE AFTERNOON. CHANCE OF PRECIPITATION NEAR 100 PERCENT. LIGHT  
SNOW ACCUMULATIONS POSSIBLE. HIGHS 39 TO 53. BREEZY.   
WEDNESDAY NIGHT
 
RAIN AND SNOW. AREAS OF FOG. CHANCE OF  
PRECIPITATION NEAR 100 PERCENT. MODERATE SNOW ACCUMULATIONS  
POSSIBLE. LOWS 28 TO 41.    
CHRISTMAS DAY
 
RAIN AND SNOW. AREAS OF FOG IN THE MORNING.  
PATCHY FOG IN THE AFTERNOON. CHANCE OF PRECIPITATION NEAR  
100 PERCENT. LIGHT SNOW ACCUMULATIONS POSSIBLE. HIGHS 37 TO 52.    
THURSDAY NIGHT
 
RAIN AND SNOW. PATCHY FOG IN THE EVENING. AREAS  
OF FOG AFTER MIDNIGHT. CHANCE OF PRECIPITATION NEAR 100 PERCENT.  
MODERATE SNOW ACCUMULATIONS POSSIBLE. LOWS 20 TO 35.    
FRIDAY
 
RAIN AND SNOW. AREAS OF FOG IN THE MORNING. PATCHY FOG  
IN THE AFTERNOON. CHANCE OF PRECIPITATION 80 PERCENT. LIGHT SNOW  
ACCUMULATIONS POSSIBLE. HIGHS 29 TO 44.    
FRIDAY NIGHT
 
RAIN AND SNOW LIKELY IN THE EVENING, THEN A  
CHANCE OF SNOW AFTER MIDNIGHT. AREAS OF FOG. CHANCE OF  
PRECIPITATION 60 PERCENT. LIGHT SNOW ACCUMULATIONS POSSIBLE. LOWS  
12 TO 27.    
SATURDAY
 
PARTLY CLOUDY. A SLIGHT CHANCE OF SNOW IN THE  
MORNING. AREAS OF FOG IN THE MORNING. PATCHY FOG IN THE  
AFTERNOON. CHANCE OF SNOW 20 PERCENT. HIGHS 26 TO 39. WIND CHILLS  
AS LOW AS ZERO.    
SATURDAY NIGHT AND SUNDAY
 
PARTLY CLOUDY. AREAS OF FOG. PATCHY  
FOG IN THE AFTERNOON. LOWS 8 TO 23. HIGHS 29 TO 41. WIND CHILLS  
AS LOW AS 5 BELOW.    
SUNDAY NIGHT
 
PATCHY FOG IN THE EVENING. MOSTLY CLOUDY. LOWS  
10 TO 25.    
MONDAY
 
MOSTLY SUNNY. HIGHS 32 TO 44.  
 

 
TEMPERATURE  
IDAHO CITY 45 35 48  
 

 
=  
 
IDZ028-230800-  
CAMAS PRAIRIE-  
500 PM MST MON DEC 22 2025  
   
TONIGHT
 
RAIN. AREAS OF FOG. CHANCE OF RAIN 90 PERCENT. LOWS  
31 TO 36. LIGHT WINDS.    
TUESDAY
 
CLOUDY. A CHANCE OF RAIN IN THE MORNING. AREAS OF FOG  
IN THE MORNING. CHANCE OF RAIN 30 PERCENT. HIGHS 44 TO 49.  
NORTHEAST WINDS UP TO 10 MPH WITH GUSTS TO 20 MPH.    
TUESDAY NIGHT
 
MOSTLY CLOUDY. LOWS 32 TO 37. EAST WINDS AROUND  
10 MPH.    
WEDNESDAY
 
RAIN, MAINLY IN THE AFTERNOON. CHANCE OF RAIN  
90 PERCENT. HIGHS 44 TO 49. EAST WINDS 10 TO 15 MPH WITH GUSTS TO  
25 MPH.    
WEDNESDAY NIGHT
 
RAIN. CHANCE OF RAIN 90 PERCENT. LOWS 33 TO  
38. SOUTHEAST WINDS UP TO 10 MPH.    
CHRISTMAS DAY
 
RAIN LIKELY IN THE MORNING, THEN PARTLY CLOUDY  
WITH A CHANCE OF RAIN IN THE AFTERNOON. CHANCE OF RAIN  
70 PERCENT. HIGHS 44 TO 49.    
THURSDAY NIGHT
 
RAIN. SNOW AFTER MIDNIGHT. CHANCE OF  
PRECIPITATION NEAR 100 PERCENT. LITTLE SNOW ACCUMULATION  
EXPECTED. LOWS 25 TO 30.    
FRIDAY
 
PATCHY FOG IN THE MORNING. RAIN AND SNOW LIKELY. CHANCE  
OF PRECIPITATION 70 PERCENT. LITTLE SNOW ACCUMULATION EXPECTED.  
HIGHS 36 TO 41.    
FRIDAY NIGHT
 
MOSTLY CLOUDY WITH A CHANCE OF SNOW IN THE  
EVENING, THEN PARTLY CLOUDY WITH A SLIGHT CHANCE OF SNOW AFTER  
MIDNIGHT. CHANCE OF SNOW 40 PERCENT. LOWS 17 TO 22.    
SATURDAY
 
MOSTLY SUNNY. HIGHS 32 TO 37.    
SATURDAY NIGHT
 
INCREASING CLOUDS. LOWS 13 TO 18.    
SUNDAY
 
PARTLY SUNNY IN THE MORNING, THEN CLEARING. PATCHY FOG  
IN THE MORNING. HIGHS 33 TO 38.    
SUNDAY NIGHT
 
MOSTLY CLOUDY. LOWS 16 TO 21.    
MONDAY
 
MOSTLY SUNNY. HIGHS 37 TO 42.  
 

 
TEMPERATURE  
FAIRFIELD 43 32 46  
 

 
=  
 
IDZ033-230800-  
UPPER WEISER RIVER-  
500 PM MST MON DEC 22 2025  
   
TONIGHT
 
A CHANCE OF RAIN EARLY, THEN RAIN AFTER MIDNIGHT.  
AREAS OF FOG. CHANCE OF RAIN 80 PERCENT. LOWS 34 TO 39. LIGHT  
WINDS.    
TUESDAY
 
RAIN, MAINLY IN THE MORNING. AREAS OF FOG. CHANCE OF  
RAIN 90 PERCENT. HIGHS 42 TO 47. LIGHT WINDS.    
TUESDAY NIGHT
 
MOSTLY CLOUDY. AREAS OF FOG. LOWS 35 TO 40.  
LIGHT WINDS.    
WEDNESDAY
 
PATCHY FOG IN THE MORNING. RAIN, MAINLY IN THE  
AFTERNOON. CHANCE OF RAIN 90 PERCENT. HIGHS 45 TO 50. SOUTHEAST  
WINDS AROUND 10 MPH WITH GUSTS TO 20 MPH.    
WEDNESDAY NIGHT
 
RAIN. AREAS OF FOG AFTER MIDNIGHT. CHANCE OF  
RAIN 80 PERCENT. LOWS 36 TO 41. EAST WINDS UP TO 10 MPH.    
CHRISTMAS DAY
 
AREAS OF FOG IN THE MORNING. RAIN. CHANCE OF  
RAIN 90 PERCENT. HIGHS 45 TO 50.    
THURSDAY NIGHT
 
RAIN. PATCHY FOG AFTER MIDNIGHT. CHANCE OF RAIN  
90 PERCENT. LOWS 31 TO 36.    
FRIDAY
 
PATCHY FOG IN THE MORNING. SNOW LIKELY. RAIN. CHANCE OF  
PRECIPITATION 80 PERCENT. LITTLE SNOW ACCUMULATION EXPECTED.  
HIGHS 40 TO 45.    
FRIDAY NIGHT
 
MOSTLY CLOUDY WITH A CHANCE OF RAIN AND SNOW.  
PATCHY FOG IN THE EVENING. AREAS OF FOG AFTER MIDNIGHT. CHANCE OF  
PRECIPITATION 40 PERCENT. LOWS 24 TO 29.    
SATURDAY
 
PARTLY CLOUDY. A SLIGHT CHANCE OF SNOW IN THE  
MORNING. AREAS OF FOG IN THE MORNING. PATCHY FOG IN THE  
AFTERNOON. CHANCE OF SNOW 20 PERCENT. HIGHS 35 TO 40.    
SATURDAY NIGHT THROUGH SUNDAY NIGHT
 
AREAS OF FOG. AREAS OF FOG  
IN THE EVENING. MOSTLY CLOUDY. LOWS 22 TO 27. HIGHS 34 TO 39.    
MONDAY
 
MOSTLY SUNNY. HIGHS 36 TO 42.  
 

 
TEMPERATURE  
COUNCIL 44 36 45  
CAMBRIDGE 45 35 45  
 

 
=  
 
ORZ064-230800-  
OREGON LOWER TREASURE VALLEY-  
500 PM MST MON DEC 22 2025 /400 PM PST MON DEC 22 2025/  
   
TONIGHT
 
MOSTLY CLOUDY. AREAS OF FOG. A CHANCE OF RAIN AFTER  
MIDNIGHT. CHANCE OF RAIN 30 PERCENT. LOWS 34 TO 39. LIGHT WINDS.    
TUESDAY
 
RAIN, MAINLY IN THE MORNING. AREAS OF FOG. CHANCE OF  
RAIN 90 PERCENT. HIGHS 43 TO 48. LIGHT WINDS.    
TUESDAY NIGHT
 
MOSTLY CLOUDY. AREAS OF FOG. LOWS 36 TO 41.  
LIGHT WINDS.    
WEDNESDAY
 
AREAS OF FOG IN THE MORNING. RAIN, MAINLY IN THE  
AFTERNOON. CHANCE OF RAIN 80 PERCENT. HIGHS 48 TO 53. SOUTHEAST  
WINDS 10 TO 15 MPH. GUSTS TO 25 MPH IN THE AFTERNOON.    
WEDNESDAY NIGHT
 
RAIN LIKELY, MAINLY IN THE EVENING. AREAS OF  
FOG AFTER MIDNIGHT. CHANCE OF RAIN 70 PERCENT. LOWS 37 TO 42.  
SOUTHEAST WINDS UP TO 10 MPH.    
CHRISTMAS DAY
 
AREAS OF FOG IN THE MORNING. RAIN LIKELY, MAINLY  
IN THE AFTERNOON. CHANCE OF RAIN 60 PERCENT. HIGHS 47 TO 52.    
THURSDAY NIGHT
 
RAIN, MAINLY IN THE EVENING. PATCHY FOG AFTER  
MIDNIGHT. CHANCE OF RAIN 80 PERCENT. LOWS 31 TO 36.    
FRIDAY
 
PATCHY FOG IN THE MORNING. PARTLY CLOUDY WITH A  
40 PERCENT CHANCE OF RAIN. HIGHS 44 TO 49.    
FRIDAY NIGHT
 
PARTLY CLOUDY WITH A SLIGHT CHANCE OF RAIN.  
PATCHY FOG. A SLIGHT CHANCE OF SNOW AFTER MIDNIGHT. CHANCE OF  
PRECIPITATION 20 PERCENT. LOWS 25 TO 30.    
SATURDAY
 
PATCHY FOG IN THE MORNING. PARTLY SUNNY. HIGHS 39 TO  
44.    
SATURDAY NIGHT AND SUNDAY
 
MOSTLY CLOUDY. AREAS OF FOG. PATCHY  
FOG IN THE AFTERNOON. LOWS 22 TO 27. HIGHS 36 TO 41.    
SUNDAY NIGHT
 
PATCHY FOG IN THE EVENING. MOSTLY CLOUDY. LOWS  
22 TO 27.    
MONDAY
 
PARTLY SUNNY IN THE MORNING, THEN CLEARING. HIGHS 37 TO  
42.  
 

 
TEMPERATURE  
ONTARIO 46 37 47  
 

 
=  
 
IDZ012-230800-  
LOWER TREASURE VALLEY-  
500 PM MST MON DEC 22 2025  
   
TONIGHT
 
A CHANCE OF RAIN EARLY, THEN RAIN LIKELY AFTER  
MIDNIGHT. AREAS OF FOG. CHANCE OF RAIN 60 PERCENT. LOWS 36 TO 41.  
SOUTHEAST WINDS UP TO 10 MPH EARLY, BECOMING LIGHT AFTER  
MIDNIGHT.    
TUESDAY
 
RAIN, MAINLY IN THE MORNING. AREAS OF FOG. CHANCE OF  
RAIN 90 PERCENT. HIGHS 46 TO 52. NORTHEAST WINDS UP TO 10 MPH.    
TUESDAY NIGHT
 
MOSTLY CLOUDY. AREAS OF FOG. LOWS 39 TO 44.  
TEMPERATURE RISING INTO THE MID 40S AFTER MIDNIGHT. SOUTHEAST  
WINDS 10 TO 15 MPH.    
WEDNESDAY
 
RAIN, MAINLY IN THE AFTERNOON. CHANCE OF RAIN  
80 PERCENT. HIGHS 50 TO 57. BREEZY. SOUTHEAST WINDS 10 TO 20 MPH  
WITH GUSTS TO 35 MPH.    
WEDNESDAY NIGHT
 
RAIN. AREAS OF FOG AFTER MIDNIGHT. CHANCE OF  
RAIN 90 PERCENT. LOWS 38 TO 43. SOUTHEAST WINDS 10 TO 15 MPH IN  
THE EVENING, BECOMING LIGHT AFTER MIDNIGHT.    
CHRISTMAS DAY
 
INCREASING CLOUDS. PATCHY FOG IN THE MORNING.  
RAIN LIKELY. CHANCE OF RAIN 60 PERCENT. HIGHS 50 TO 56.    
THURSDAY NIGHT
 
RAIN. PATCHY FOG AFTER MIDNIGHT. CHANCE OF RAIN  
80 PERCENT. LOWS 33 TO 38.    
FRIDAY
 
PATCHY FOG IN THE MORNING. RAIN LIKELY IN THE MORNING,  
THEN PARTLY CLOUDY WITH A CHANCE OF RAIN IN THE AFTERNOON. CHANCE  
OF RAIN 60 PERCENT. HIGHS 45 TO 50.    
FRIDAY NIGHT
 
PARTLY CLOUDY. A CHANCE OF RAIN IN THE EVENING,  
THEN A CHANCE OF RAIN AND SNOW AFTER MIDNIGHT. PATCHY FOG IN THE  
EVENING, THEN AREAS OF FOG AFTER MIDNIGHT. CHANCE OF  
PRECIPITATION 30 PERCENT. LOWS 26 TO 31.    
SATURDAY
 
PATCHY FOG IN THE MORNING. PARTLY SUNNY. HIGHS 39 TO  
44.    
SATURDAY NIGHT
 
INCREASING CLOUDS. AREAS OF FOG. LOWS 22 TO 27.   
SUNDAY AND SUNDAY NIGHT
 
MOSTLY CLOUDY. AREAS OF FOG IN THE  
MORNING. PATCHY FOG IN THE AFTERNOON, THEN AREAS OF FOG IN THE  
EVENING. HIGHS 38 TO 43. LOWS 23 TO 28.    
MONDAY
 
MOSTLY SUNNY. HIGHS 39 TO 44.  
 

 
TEMPERATURE  
CALDWELL 50 39 50  
 

 
=  
 
IDZ014-230800-  
UPPER TREASURE VALLEY-  
500 PM MST MON DEC 22 2025  
   
TONIGHT
 
A CHANCE OF RAIN EARLY, THEN RAIN LIKELY AFTER  
MIDNIGHT. CHANCE OF RAIN 60 PERCENT. LOWS 38 TO 43. SOUTHEAST  
WINDS AROUND 10 MPH WITH GUSTS TO 20 MPH.    
TUESDAY
 
MOSTLY CLOUDY. A CHANCE OF RAIN IN THE MORNING. PATCHY  
FOG IN THE MORNING. CHANCE OF RAIN 30 PERCENT. HIGHS 53 TO 58.  
EAST WINDS 10 TO 15 MPH WITH GUSTS TO 25 MPH.    
TUESDAY NIGHT
 
MOSTLY CLOUDY. LOWS 40 TO 45. BREEZY. SOUTHEAST  
WINDS 10 TO 20 MPH. GUSTS TO 30 MPH AFTER MIDNIGHT.    
WEDNESDAY
 
RAIN LIKELY, MAINLY IN THE AFTERNOON. CHANCE OF RAIN  
70 PERCENT. HIGHS 55 TO 60. WINDY. SOUTHEAST WINDS 15 TO 25 MPH  
WITH GUSTS TO 40 MPH.    
WEDNESDAY NIGHT
 
RAIN. CHANCE OF RAIN 90 PERCENT. LOWS 36 TO  
42. EAST WINDS 10 TO 15 MPH.    
CHRISTMAS DAY
 
DECREASING CLOUDS. A 40 PERCENT CHANCE OF RAIN.  
HIGHS 54 TO 59. BREEZY.   
THURSDAY NIGHT
 
RAIN, MAINLY IN THE EVENING. CHANCE OF RAIN  
80 PERCENT. LOWS 32 TO 37.    
FRIDAY
 
DECREASING CLOUDS. PATCHY FOG IN THE MORNING. A  
40 PERCENT CHANCE OF RAIN. HIGHS 46 TO 51.    
FRIDAY NIGHT
 
PARTLY CLOUDY. A CHANCE OF RAIN IN THE EVENING,  
THEN A SLIGHT CHANCE OF RAIN AND SNOW AFTER MIDNIGHT. PATCHY FOG  
AFTER MIDNIGHT. CHANCE OF PRECIPITATION 30 PERCENT. LOWS 25 TO  
30.    
SATURDAY
 
PATCHY FOG IN THE MORNING. PARTLY SUNNY. HIGHS 39 TO  
44.    
SATURDAY NIGHT
 
PARTLY CLOUDY. PATCHY FOG. LOWS 21 TO 26.    
SUNDAY
 
PATCHY FOG IN THE MORNING. PARTLY SUNNY. HIGHS 38 TO  
43.    
SUNDAY NIGHT
 
MOSTLY CLOUDY. LOWS 22 TO 27.    
MONDAY
 
MOSTLY SUNNY. HIGHS 41 TO 46.  
 

 
TEMPERATURE  
BOISE 51 42 55  
MOUNTAIN HOME 53 40 57  
 

 
=  
 
IDZ016-230800-  
WESTERN MAGIC VALLEY-  
500 PM MST MON DEC 22 2025  
   
TONIGHT
 
RAIN LIKELY EARLY, THEN A CHANCE OF RAIN AFTER  
MIDNIGHT. PATCHY FOG AFTER MIDNIGHT. CHANCE OF RAIN 70 PERCENT.  
LOWS 37 TO 42. EAST WINDS UP TO 10 MPH.    
TUESDAY
 
PATCHY FOG IN THE MORNING. CLOUDY. HIGHS 53 TO 58.  
EAST WINDS 10 TO 15 MPH.    
TUESDAY NIGHT
 
MOSTLY CLOUDY. LOWS 39 TO 44. EAST WINDS 10 TO  
15 MPH WITH GUSTS TO 25 MPH.    
WEDNESDAY
 
RAIN LIKELY IN THE AFTERNOON. CHANCE OF RAIN  
70 PERCENT. HIGHS 55 TO 60. BREEZY. EAST WINDS 10 TO 20 MPH WITH  
GUSTS TO 30 MPH.    
WEDNESDAY NIGHT
 
RAIN. CHANCE OF RAIN 80 PERCENT. LOWS 37 TO  
42. SOUTHEAST WINDS AROUND 10 MPH WITH GUSTS TO 20 MPH.    
CHRISTMAS DAY
 
RAIN LIKELY IN THE MORNING, THEN PARTLY CLOUDY  
WITH A CHANCE OF RAIN IN THE AFTERNOON. CHANCE OF RAIN  
70 PERCENT. HIGHS 53 TO 58.    
THURSDAY NIGHT
 
RAIN. CHANCE OF RAIN 80 PERCENT. LOWS 32 TO 37.   
FRIDAY
 
RAIN LIKELY IN THE MORNING, THEN A CHANCE OF RAIN AND  
SNOW IN THE AFTERNOON. CHANCE OF PRECIPITATION 60 PERCENT. LITTLE  
SNOW ACCUMULATION EXPECTED. HIGHS 44 TO 49.    
FRIDAY NIGHT
 
MOSTLY CLOUDY WITH A CHANCE OF RAIN AND SNOW IN  
THE EVENING, THEN PARTLY CLOUDY WITH A SLIGHT CHANCE OF RAIN AND  
SNOW AFTER MIDNIGHT. CHANCE OF PRECIPITATION 30 PERCENT. LOWS  
25 TO 30.    
SATURDAY
 
MOSTLY SUNNY. HIGHS 36 TO 41.    
SATURDAY NIGHT
 
MOSTLY CLEAR. LOWS 20 TO 25.    
SUNDAY
 
PARTLY SUNNY IN THE MORNING, THEN CLEARING. PATCHY FOG  
IN THE MORNING. HIGHS 37 TO 42.    
SUNDAY NIGHT AND MONDAY
 
MOSTLY CLOUDY. LOWS 20 TO 25. HIGHS  
39 TO 44.  
 

 
TEMPERATURE  
JEROME 51 41 54  
TWIN FALLS 54 41 58  
 

 
=  
 
IDZ029-230800-  
OWYHEE MOUNTAINS-  
500 PM MST MON DEC 22 2025  
   
TONIGHT
 
AREAS OF FOG EARLY. MOSTLY CLOUDY WITH A 50 PERCENT  
CHANCE OF RAIN. LOWS 40 TO 45.    
TUESDAY
 
MOSTLY CLOUDY. A CHANCE OF RAIN IN THE MORNING. AREAS  
OF FOG IN THE MORNING. PATCHY FOG IN THE AFTERNOON. CHANCE OF  
RAIN 30 PERCENT. HIGHS 48 TO 56.    
TUESDAY NIGHT
 
PATCHY FOG IN THE EVENING. MOSTLY CLOUDY. LOWS  
40 TO 45.    
WEDNESDAY
 
RAIN, MAINLY IN THE AFTERNOON. CHANCE OF RAIN  
80 PERCENT. HIGHS 50 TO 55. TEMPERATURE FALLING INTO THE UPPER  
40S IN THE AFTERNOON. WINDY. SOUTH WINDS 25 TO 30 MPH. GUSTS TO  
40 MPH IN THE AFTERNOON.    
WEDNESDAY NIGHT
 
RAIN. CHANCE OF RAIN 90 PERCENT. LOWS 37 TO  
42.    
CHRISTMAS DAY
 
PARTLY SUNNY WITH RAIN AND SNOW LIKELY, MAINLY  
IN THE AFTERNOON. CHANCE OF PRECIPITATION 60 PERCENT. LITTLE SNOW  
ACCUMULATION EXPECTED. HIGHS 48 TO 53. BREEZY.   
THURSDAY NIGHT
 
RAIN AND SNOW, MAINLY IN THE EVENING. CHANCE OF  
PRECIPITATION 90 PERCENT. LITTLE SNOW ACCUMULATION EXPECTED. LOWS  
30 TO 35. BREEZY.   
FRIDAY
 
RAIN AND SNOW LIKELY. CHANCE OF PRECIPITATION  
60 PERCENT. LITTLE SNOW ACCUMULATION EXPECTED. HIGHS 40 TO 45.  
BREEZY.   
FRIDAY NIGHT
 
DECREASING CLOUDS. A CHANCE OF RAIN IN THE  
EVENING. A CHANCE OF SNOW. CHANCE OF PRECIPITATION 40 PERCENT.  
LOWS 23 TO 29. BREEZY.   
SATURDAY
 
PARTLY CLOUDY. A SLIGHT CHANCE OF SNOW IN THE  
MORNING. PATCHY FOG IN THE MORNING. CHANCE OF SNOW 20 PERCENT.  
HIGHS 34 TO 39.    
SATURDAY NIGHT
 
PARTLY CLOUDY. PATCHY FOG AFTER MIDNIGHT. LOWS  
20 TO 27.    
SUNDAY
 
PARTLY SUNNY. PATCHY FOG. HIGHS 34 TO 41.    
SUNDAY NIGHT
 
MOSTLY CLOUDY. LOWS 22 TO 27.    
MONDAY
 
MOSTLY SUNNY. HIGHS 36 TO 44.  
 

 
=  
 
IDZ015-230800-  
SOUTHWEST HIGHLANDS-  
500 PM MST MON DEC 22 2025  
   
TONIGHT
 
MOSTLY CLOUDY. A CHANCE OF RAIN EARLY. CHANCE OF RAIN  
30 PERCENT. LOWS 37 TO 42.    
TUESDAY
 
DECREASING CLOUDS. PATCHY FOG IN THE MORNING. HIGHS  
55 TO 60.    
TUESDAY NIGHT
 
MOSTLY CLOUDY. LOWS 39 TO 44.    
WEDNESDAY
 
RAIN, MAINLY IN THE AFTERNOON. CHANCE OF RAIN  
80 PERCENT. HIGHS 51 TO 59. WINDY. SOUTH WINDS 25 TO 30 MPH.  
GUSTS TO 45 MPH IN THE AFTERNOON.    
WEDNESDAY NIGHT
 
RAIN. CHANCE OF RAIN 90 PERCENT. LOWS 34 TO  
39.    
CHRISTMAS DAY
 
RAIN LIKELY, MAINLY IN THE AFTERNOON. CHANCE OF  
RAIN 60 PERCENT. HIGHS 49 TO 56. BREEZY.   
THURSDAY NIGHT
 
RAIN IN THE EVENING, THEN RAIN AND SNOW LIKELY  
AFTER MIDNIGHT. CHANCE OF PRECIPITATION 90 PERCENT. LITTLE SNOW  
ACCUMULATION EXPECTED. LOWS 29 TO 34. BREEZY.   
FRIDAY
 
SNOW LIKELY. RAIN LIKELY, MAINLY IN THE MORNING. CHANCE  
OF PRECIPITATION 60 PERCENT. LITTLE SNOW ACCUMULATION EXPECTED.  
COOLER WITH HIGHS 39 TO 47. BREEZY.   
FRIDAY NIGHT
 
A CHANCE OF RAIN IN THE EVENING. MOSTLY CLOUDY  
WITH A CHANCE OF SNOW. CHANCE OF PRECIPITATION 30 PERCENT. LOWS  
21 TO 26.    
SATURDAY
 
PARTLY CLOUDY. A SLIGHT CHANCE OF SNOW IN THE  
MORNING. PATCHY FOG IN THE MORNING. CHANCE OF SNOW 20 PERCENT.  
HIGHS 33 TO 40.    
SATURDAY NIGHT
 
PARTLY CLOUDY. LOWS 17 TO 22.    
SUNDAY
 
PATCHY FOG IN THE MORNING. PARTLY SUNNY. HIGHS 37 TO  
42.    
SUNDAY NIGHT AND MONDAY
 
MOSTLY CLOUDY. LOWS 19 TO 24. HIGHS  
41 TO 46.  
 

 
=  
 
IDZ030-230800-  
SOUTHERN TWIN FALLS COUNTY-  
500 PM MST MON DEC 22 2025  
   
TONIGHT
 
MOSTLY CLOUDY. A CHANCE OF RAIN EARLY. CHANCE OF RAIN  
30 PERCENT. LOWS 38 TO 43.    
TUESDAY
 
MOSTLY CLOUDY. HIGHS 56 TO 61. BREEZY.   
TUESDAY NIGHT
 
MOSTLY CLOUDY. LOWS 41 TO 46. WINDY. SOUTH WINDS  
AROUND 25 MPH AFTER MIDNIGHT. GUSTS TO 35 MPH.    
WEDNESDAY
 
MOSTLY CLOUDY. A CHANCE OF RAIN IN THE AFTERNOON.  
CHANCE OF RAIN 30 PERCENT. HIGHS 54 TO 60. TEMPERATURE FALLING  
INTO THE LOWER 50S IN THE AFTERNOON. WINDY. SOUTHEAST WINDS 25 TO  
30 MPH WITH GUSTS TO 45 MPH.    
WEDNESDAY NIGHT
 
RAIN, MAINLY IN THE EVENING. CHANCE OF RAIN  
80 PERCENT. LOWS 37 TO 42.    
CHRISTMAS DAY
 
PARTLY CLOUDY WITH A 50 PERCENT CHANCE OF RAIN.  
HIGHS 52 TO 57. BREEZY.   
THURSDAY NIGHT
 
RAIN. SNOW AFTER MIDNIGHT. CHANCE OF  
PRECIPITATION 80 PERCENT. LITTLE SNOW ACCUMULATION EXPECTED. LOWS  
31 TO 36.    
FRIDAY
 
RAIN AND SNOW LIKELY, MAINLY IN THE MORNING. CHANCE OF  
PRECIPITATION 60 PERCENT. LITTLE SNOW ACCUMULATION EXPECTED.  
HIGHS 43 TO 48.    
FRIDAY NIGHT
 
MOSTLY CLOUDY. A CHANCE OF RAIN AND SNOW IN THE  
EVENING, THEN A SLIGHT CHANCE OF SNOW AFTER MIDNIGHT. CHANCE OF  
PRECIPITATION 30 PERCENT. LOWS 24 TO 29.    
SATURDAY
 
PARTLY CLOUDY. A SLIGHT CHANCE OF SNOW IN THE  
MORNING. CHANCE OF SNOW 20 PERCENT. HIGHS 35 TO 40.    
SATURDAY NIGHT AND SUNDAY
 
DECREASING CLOUDS. PATCHY FOG  
THROUGH THE DAY. LOWS 18 TO 23. HIGHS 38 TO 43.    
SUNDAY NIGHT AND MONDAY
 
MOSTLY CLOUDY. LOWS 20 TO 25. HIGHS  
41 TO 46.  
 

 
=  
 
ORZ062-230800-  
BAKER COUNTY-  
400 PM PST MON DEC 22 2025  
   
TONIGHT
 
MOSTLY CLOUDY WITH A 30 PERCENT CHANCE OF RAIN. AREAS  
OF FOG. LOWS 27 TO 36. SOUTHEAST WINDS UP TO 10 MPH.    
TUESDAY
 
SNOW IN THE MORNING, CHANGING TO RAIN. AREAS OF FOG.  
CHANCE OF PRECIPITATION 90 PERCENT. NO SNOW ACCUMULATION ACROSS  
THE LOWER ELEVATIONS, WITH SNOW ACCUMULATION UP TO 2 INCHES OVER  
THE MOUNTAINS. HIGHS 36 TO 42. SOUTHEAST WINDS 10 TO 15 MPH.    
TUESDAY NIGHT
 
MOSTLY CLOUDY. AREAS OF FOG. LOWS 33 TO 40.  
SOUTHEAST WINDS 10 TO 15 MPH.    
WEDNESDAY
 
RAIN, MAINLY IN THE AFTERNOON. CHANCE OF RAIN  
90 PERCENT. HIGHS 40 TO 48. BREEZY. SOUTHEAST WINDS 10 TO 20 MPH  
WITH GUSTS TO 35 MPH.    
WEDNESDAY NIGHT
 
RAIN LIKELY IN THE EVENING, THEN A CHANCE OF  
RAIN AND SNOW AFTER MIDNIGHT. PATCHY FOG IN THE EVENING, THEN  
AREAS OF FOG AFTER MIDNIGHT. CHANCE OF PRECIPITATION 60 PERCENT.  
LITTLE SNOW ACCUMULATION EXPECTED. LOWS 32 TO 41. SOUTHEAST WINDS  
10 TO 15 MPH. GUSTS TO 25 MPH IN THE EVENING.    
CHRISTMAS DAY
 
AREAS OF FOG IN THE MORNING. RAIN LIKELY. SNOW  
LIKELY, MAINLY IN THE AFTERNOON. CHANCE OF PRECIPITATION  
60 PERCENT. LITTLE SNOW ACCUMULATION EXPECTED. HIGHS 39 TO 46.    
THURSDAY NIGHT
 
RAIN AND SNOW, MAINLY IN THE EVENING. PATCHY  
FOG IN THE EVENING, THEN AREAS OF FOG AFTER MIDNIGHT. CHANCE OF  
PRECIPITATION 80 PERCENT. LIGHT SNOW ACCUMULATIONS POSSIBLE. LOWS  
25 TO 34.    
FRIDAY
 
AREAS OF FOG IN THE MORNING. RAIN AND SNOW LIKELY.  
CHANCE OF PRECIPITATION 60 PERCENT. LIGHT SNOW ACCUMULATIONS  
POSSIBLE. HIGHS 37 TO 44.    
FRIDAY NIGHT
 
A CHANCE OF RAIN IN THE EVENING. MOSTLY CLOUDY  
WITH A CHANCE OF SNOW. PATCHY FOG IN THE EVENING. AREAS OF FOG  
AFTER MIDNIGHT. CHANCE OF PRECIPITATION 30 PERCENT. LOWS 21 TO  
27.    
SATURDAY
 
PARTLY CLOUDY. A SLIGHT CHANCE OF SNOW IN THE  
MORNING. AREAS OF FOG IN THE MORNING. CHANCE OF SNOW 20 PERCENT.  
HIGHS 32 TO 40.    
SATURDAY NIGHT AND SUNDAY
 
MOSTLY CLOUDY. PATCHY FOG IN THE  
EVENING. AREAS OF FOG THROUGH THE DAY. LOWS 18 TO 25. HIGHS 33 TO  
39.    
SUNDAY NIGHT
 
PATCHY FOG IN THE EVENING. MOSTLY CLOUDY. LOWS  
19 TO 27.    
MONDAY
 
MOSTLY SUNNY. HIGHS 34 TO 40.  
 

 
TEMPERATURE  
BAKER CITY 41 29 40  
 

 
=  
 
ORZ061-230800-  
HARNEY COUNTY-  
400 PM PST MON DEC 22 2025  
   
TONIGHT
 
MOSTLY CLOUDY. A SLIGHT CHANCE OF RAIN EARLY, THEN A  
CHANCE OF RAIN AFTER MIDNIGHT. PATCHY FOG EARLY. AREAS OF FOG  
AFTER MIDNIGHT. CHANCE OF RAIN 40 PERCENT. LOWS 32 TO 42. SOUTH  
WINDS 10 TO 15 MPH. GUSTS TO 25 MPH EARLY.    
TUESDAY
 
RAIN, MAINLY IN THE MORNING. AREAS OF FOG IN THE  
MORNING, THEN PATCHY FOG IN THE AFTERNOON. CHANCE OF RAIN  
90 PERCENT. HIGHS 43 TO 53. EAST WINDS 10 TO 15 MPH WITH GUSTS TO  
30 MPH.    
TUESDAY NIGHT
 
MOSTLY CLOUDY. PATCHY FOG. LOWS 35 TO 43. EAST  
WINDS 10 TO 15 MPH WITH GUSTS TO 25 MPH.    
WEDNESDAY
 
RAIN LIKELY, MAINLY IN THE AFTERNOON. CHANCE OF RAIN  
70 PERCENT. HIGHS 47 TO 52. WINDY. SOUTHEAST WINDS 15 TO 25 MPH  
WITH GUSTS TO 40 MPH.    
WEDNESDAY NIGHT
 
PATCHY FOG IN THE EVENING. RAIN LIKELY IN THE  
EVENING, THEN A CHANCE OF RAIN AND SNOW AFTER MIDNIGHT. CHANCE OF  
PRECIPITATION 70 PERCENT. LITTLE SNOW ACCUMULATION EXPECTED. LOWS  
32 TO 38. SOUTHEAST WINDS 10 TO 15 MPH.    
CHRISTMAS DAY
 
PARTLY SUNNY WITH RAIN AND SNOW LIKELY, MAINLY  
IN THE AFTERNOON. CHANCE OF PRECIPITATION 70 PERCENT. LITTLE SNOW  
ACCUMULATION EXPECTED. HIGHS 44 TO 49. BREEZY.   
THURSDAY NIGHT
 
RAIN AND SNOW LIKELY, MAINLY IN THE EVENING.  
CHANCE OF PRECIPITATION 60 PERCENT. LITTLE SNOW ACCUMULATION  
EXPECTED. LOWS 22 TO 31. BREEZY.   
FRIDAY
 
DECREASING CLOUDS. PATCHY FOG IN THE MORNING. A CHANCE  
OF RAIN AND SNOW. CHANCE OF PRECIPITATION 40 PERCENT. HIGHS 38 TO  
43.    
FRIDAY NIGHT
 
MOSTLY CLOUDY WITH A SLIGHT CHANCE OF RAIN AND  
SNOW IN THE EVENING, THEN PARTLY CLOUDY AFTER MIDNIGHT. CHANCE OF  
PRECIPITATION 20 PERCENT. LOWS 16 TO 24.    
SATURDAY THROUGH SUNDAY
 
PATCHY FOG IN THE MORNING. PATCHY FOG.  
MOSTLY CLOUDY. HIGHS 34 TO 42. LOWS 14 TO 22.    
SUNDAY NIGHT
 
MOSTLY CLOUDY. LOWS 14 TO 25.    
MONDAY
 
MOSTLY SUNNY. HIGHS 39 TO 45.  
 

 
TEMPERATURE  
BURNS 46 32 46  
 

 
=  
 
ORZ063-230800-  
MALHEUR COUNTY-  
500 PM MST MON DEC 22 2025 /400 PM PST MON DEC 22 2025/  
   
TONIGHT
 
MOSTLY CLOUDY WITH A 40 PERCENT CHANCE OF RAIN. AREAS  
OF FOG. LOWS 32 TO 42. SOUTH WINDS 10 TO 15 MPH.    
TUESDAY
 
RAIN IN THE MORNING. AREAS OF FOG. CHANCE OF RAIN  
80 PERCENT. HIGHS 48 TO 58. EAST WINDS 10 TO 15 MPH.    
TUESDAY NIGHT
 
MOSTLY CLOUDY. AREAS OF FOG. LOWS 34 TO 44. EAST  
WINDS 10 TO 15 MPH. GUSTS TO 25 MPH AFTER MIDNIGHT.    
WEDNESDAY
 
PATCHY FOG IN THE MORNING. RAIN, MAINLY IN THE  
AFTERNOON. CHANCE OF RAIN 80 PERCENT. HIGHS 44 TO 54. BREEZY.  
SOUTHEAST WINDS 10 TO 20 MPH WITH GUSTS TO 35 MPH.    
WEDNESDAY NIGHT
 
RAIN, MAINLY IN THE EVENING. PATCHY FOG IN THE  
EVENING, THEN AREAS OF FOG AFTER MIDNIGHT. CHANCE OF RAIN  
80 PERCENT. LOWS 34 TO 39. SOUTH WINDS 10 TO 15 MPH.    
CHRISTMAS DAY
 
AREAS OF FOG IN THE MORNING. PARTLY SUNNY WITH  
RAIN LIKELY, MAINLY IN THE AFTERNOON. CHANCE OF RAIN 60 PERCENT.  
HIGHS 44 TO 54.    
THURSDAY NIGHT
 
RAIN IN THE EVENING, THEN A CHANCE OF RAIN AND  
SNOW AFTER MIDNIGHT. PATCHY FOG AFTER MIDNIGHT. CHANCE OF  
PRECIPITATION 80 PERCENT. LITTLE SNOW ACCUMULATION EXPECTED. LOWS  
27 TO 35.    
FRIDAY
 
DECREASING CLOUDS. AREAS OF FOG IN THE MORNING. A  
CHANCE OF RAIN AND SNOW. CHANCE OF PRECIPITATION 40 PERCENT.  
HIGHS 39 TO 46. BREEZY.   
FRIDAY NIGHT
 
PARTLY CLOUDY. A CHANCE OF RAIN AND SNOW IN THE  
EVENING, THEN A SLIGHT CHANCE OF SNOW AFTER MIDNIGHT. PATCHY FOG  
AFTER MIDNIGHT. CHANCE OF PRECIPITATION 30 PERCENT. LOWS 20 TO  
28.    
SATURDAY
 
PARTLY SUNNY. PATCHY FOG. HIGHS 35 TO 40.    
SATURDAY NIGHT
 
INCREASING CLOUDS. AREAS OF FOG. LOWS 17 TO 25.   
SUNDAY
 
PARTLY SUNNY. AREAS OF FOG IN THE MORNING. PATCHY FOG  
IN THE AFTERNOON. HIGHS 33 TO 42.    
SUNDAY NIGHT
 
PATCHY FOG IN THE EVENING. MOSTLY CLOUDY. LOWS  
17 TO 26.    
MONDAY
 
MOSTLY SUNNY. HIGHS 34 TO 44.  
 

 
=  
 
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