173  
FPUS55 KBOI 202032  
ZFPBOI  
 
ZONE FORECASTS FOR SOUTHWEST IDAHO/SOUTHEAST OREGON  
NATIONAL WEATHER SERVICE BOISE ID  
230 PM MDT MON APR 20 2026  
 
SPOT TEMPERATURES ARE FOR TONIGHT, TUESDAY, TUESDAY NIGHT, AND  
WEDNESDAY.  
 
IDZ011-210400-  
WEST CENTRAL MOUNTAINS-  
231 PM MDT MON APR 20 2026  
   
TONIGHT
 
PARTLY CLOUDY. LOWS 36 TO 46.    
TUESDAY
 
SUNNY. HIGHS 60 TO 72.    
TUESDAY NIGHT
 
INCREASING CLOUDS. A CHANCE OF RAIN SHOWERS AND  
THUNDERSTORMS IN THE EVENING, THEN RAIN AND SNOW SHOWERS WITH A  
SLIGHT CHANCE OF THUNDERSTORMS AFTER MIDNIGHT. PATCHY FOG AFTER  
MIDNIGHT. CHANCE OF PRECIPITATION 80 PERCENT. LITTLE OR NO SNOW  
ACCUMULATION. LOWS 34 TO 41. WINDY. SOUTH WINDS AROUND 25 MPH  
AFTER MIDNIGHT. GUSTS TO 35 MPH.    
WEDNESDAY
 
RAIN AND SNOW SHOWERS. AREAS OF FOG IN THE MORNING.  
PATCHY FOG IN THE AFTERNOON. CHANCE OF PRECIPITATION NEAR  
100 PERCENT. MODERATE SNOW ACCUMULATIONS POSSIBLE. MUCH COOLER  
WITH HIGHS 36 TO 48. BREEZY.   
WEDNESDAY NIGHT
 
RAIN AND SNOW SHOWERS. PATCHY FOG IN THE  
EVENING. AREAS OF FOG AFTER MIDNIGHT. CHANCE OF PRECIPITATION  
90 PERCENT. MODERATE SNOW ACCUMULATIONS POSSIBLE. LOWS 31 TO 38.    
THURSDAY
 
DECREASING CLOUDS. AREAS OF FOG IN THE MORNING. SNOW  
SHOWERS LIKELY. A CHANCE OF RAIN SHOWERS IN THE AFTERNOON. CHANCE  
OF PRECIPITATION 70 PERCENT. LIGHT SNOW ACCUMULATIONS POSSIBLE.  
HIGHS 39 TO 52.    
THURSDAY NIGHT
 
MOSTLY CLOUDY IN THE EVENING, THEN BECOMING  
PARTLY CLOUDY. A CHANCE OF RAIN SHOWERS IN THE EVENING. A CHANCE  
OF SNOW SHOWERS. AREAS OF FOG AFTER MIDNIGHT. CHANCE OF  
PRECIPITATION 30 PERCENT. LOWS 24 TO 33.    
FRIDAY
 
AREAS OF FOG IN THE MORNING. PARTLY CLOUDY WITH A  
40 PERCENT CHANCE OF SNOW SHOWERS. HIGHS 40 TO 52.    
FRIDAY NIGHT
 
PARTLY CLOUDY. A SLIGHT CHANCE OF SNOW SHOWERS IN  
THE EVENING. PATCHY FOG AFTER MIDNIGHT. CHANCE OF SNOW  
20 PERCENT. LOWS 23 TO 32.    
SATURDAY
 
MOSTLY SUNNY. PATCHY FOG IN THE MORNING. A CHANCE OF  
SNOW SHOWERS, MAINLY IN THE AFTERNOON. CHANCE OF SNOW 30 PERCENT.  
HIGHS 42 TO 54.    
SATURDAY NIGHT
 
PARTLY CLOUDY IN THE EVENING, THEN CLEARING.  
PATCHY FOG AFTER MIDNIGHT. LOWS 24 TO 34.    
SUNDAY
 
PARTLY CLOUDY WITH A 20 PERCENT CHANCE OF SNOW SHOWERS.  
HIGHS 45 TO 58.    
SUNDAY NIGHT
 
PARTLY CLOUDY IN THE EVENING, THEN CLEARING.  
PATCHY FOG AFTER MIDNIGHT. LOWS 27 TO 36.    
MONDAY
 
MOSTLY SUNNY. PATCHY FOG IN THE MORNING. A SLIGHT  
CHANCE OF RAIN AND SNOW SHOWERS IN THE AFTERNOON. CHANCE OF  
PRECIPITATION 20 PERCENT. HIGHS 47 TO 59.  
 

 
TEMPERATURE  
MCCALL 37 67 37 42  
 

 
=  
 
IDZ013-210400-  
BOISE MOUNTAINS-  
231 PM MDT MON APR 20 2026  
   
TONIGHT
 
DECREASING CLOUDS. LOWS 31 TO 46.    
TUESDAY
 
SUNNY. HIGHS 64 TO 79. BREEZY. GUSTS TO 40 MPH IN THE  
AFTERNOON.    
TUESDAY NIGHT
 
A SLIGHT CHANCE OF THUNDERSTORMS. A CHANCE OF  
RAIN SHOWERS IN THE EVENING, THEN RAIN AND SNOW SHOWERS AFTER  
MIDNIGHT. PATCHY FOG AFTER MIDNIGHT. CHANCE OF PRECIPITATION  
80 PERCENT. SNOW ACCUMULATION UP TO 1 INCH. LOWS 29 TO 42. WINDY.  
SOUTH WINDS AROUND 25 MPH IN THE EVENING. GUSTS TO 35 MPH.    
WEDNESDAY
 
PATCHY FOG IN THE MORNING. SNOW SHOWERS. RAIN  
SHOWERS. CHANCE OF PRECIPITATION NEAR 100 PERCENT. HEAVY SNOW  
ACCUMULATIONS POSSIBLE. MUCH COOLER WITH HIGHS 36 TO 49. WINDY.  
WEST WINDS AROUND 25 MPH IN THE AFTERNOON. GUSTS TO 35 MPH.    
WEDNESDAY NIGHT
 
RAIN AND SNOW SHOWERS. PATCHY FOG IN THE  
EVENING. AREAS OF FOG AFTER MIDNIGHT. CHANCE OF PRECIPITATION  
90 PERCENT. LIGHT SNOW ACCUMULATIONS POSSIBLE. LOWS 25 TO 40.  
WINDY. WEST WINDS AROUND 25 MPH WITH GUSTS TO 35 MPH IN THE  
EVENING.    
THURSDAY
 
DECREASING CLOUDS. AREAS OF FOG IN THE MORNING. RAIN  
AND SNOW SHOWERS LIKELY. CHANCE OF PRECIPITATION 60 PERCENT.  
LITTLE SNOW ACCUMULATION EXPECTED. HIGHS 41 TO 54. BREEZY.   
THURSDAY NIGHT
 
PARTLY CLOUDY. A CHANCE OF RAIN AND SNOW  
SHOWERS IN THE EVENING, THEN A SLIGHT CHANCE OF SNOW SHOWERS  
AFTER MIDNIGHT. AREAS OF FOG AFTER MIDNIGHT. CHANCE OF  
PRECIPITATION 30 PERCENT. LOWS 17 TO 32.    
FRIDAY
 
AREAS OF FOG IN THE MORNING. PARTLY CLOUDY WITH A  
CHANCE OF SNOW SHOWERS. A SLIGHT CHANCE OF RAIN SHOWERS IN THE  
AFTERNOON. CHANCE OF PRECIPITATION 40 PERCENT. HIGHS 42 TO 57.    
FRIDAY NIGHT
 
PARTLY CLOUDY IN THE EVENING, THEN CLEARING. A  
20 PERCENT CHANCE OF SNOW SHOWERS. PATCHY FOG AFTER MIDNIGHT.  
LOWS 17 TO 32.    
SATURDAY
 
MOSTLY SUNNY. PATCHY FOG IN THE MORNING. A SLIGHT  
CHANCE OF SNOW SHOWERS IN THE MORNING, THEN A CHANCE OF RAIN AND  
SNOW SHOWERS IN THE AFTERNOON. CHANCE OF PRECIPITATION  
30 PERCENT. HIGHS 43 TO 58.    
SATURDAY NIGHT
 
PARTLY CLOUDY WITH A SLIGHT CHANCE OF SNOW  
SHOWERS IN THE EVENING, THEN MOSTLY CLEAR AFTER MIDNIGHT. CHANCE  
OF SNOW 20 PERCENT. LOWS 18 TO 33.    
SUNDAY
 
PARTLY CLOUDY. A SLIGHT CHANCE OF RAIN AND SNOW SHOWERS  
IN THE AFTERNOON. CHANCE OF PRECIPITATION 20 PERCENT. HIGHS 47 TO  
61.    
SUNDAY NIGHT
 
DECREASING CLOUDS. LOWS 21 TO 36.    
MONDAY
 
PARTLY CLOUDY. A SLIGHT CHANCE OF RAIN AND SNOW SHOWERS  
IN THE AFTERNOON. CHANCE OF PRECIPITATION 20 PERCENT. HIGHS 49 TO  
63.  
 

 
TEMPERATURE  
IDAHO CITY 41 78 36 48  
 

 
=  
 
IDZ028-210400-  
CAMAS PRAIRIE-  
231 PM MDT MON APR 20 2026  
   
TONIGHT
 
PARTLY CLOUDY THIS EVENING, THEN CLEARING. LOWS 39 TO  
44. EAST WINDS 10 TO 15 MPH.    
TUESDAY
 
SUNNY. HIGHS 71 TO 76. WINDY. EAST WINDS 10 TO 15 MPH  
WITH GUSTS TO 30 MPH IN THE MORNING, BECOMING SOUTHEAST 15 TO  
25 MPH WITH GUSTS TO 40 MPH IN THE AFTERNOON.    
TUESDAY NIGHT
 
A SLIGHT CHANCE OF THUNDERSTORMS. A CHANCE OF  
RAIN SHOWERS IN THE EVENING, THEN RAIN AND SNOW SHOWERS LIKELY  
AFTER MIDNIGHT. CHANCE OF PRECIPITATION 60 PERCENT. NO SNOW  
ACCUMULATION. LOWS 33 TO 38. WINDY. SOUTH WINDS 15 TO 25 MPH WITH  
GUSTS TO 35 MPH.    
WEDNESDAY
 
RAIN AND SNOW SHOWERS. A SLIGHT CHANCE OF  
THUNDERSTORMS IN THE AFTERNOON. CHANCE OF PRECIPITATION NEAR  
100 PERCENT. LITTLE SNOW ACCUMULATION EXPECTED. MUCH COOLER WITH  
HIGHS 43 TO 48. WINDY. SOUTHWEST WINDS 15 TO 25 MPH WITH GUSTS TO  
35 MPH IN THE MORNING, BECOMING WEST 25 TO 30 MPH WITH GUSTS TO  
45 MPH IN THE AFTERNOON.    
WEDNESDAY NIGHT
 
RAIN AND SNOW SHOWERS LIKELY, MAINLY IN THE  
EVENING. CHANCE OF PRECIPITATION 70 PERCENT. LITTLE SNOW  
ACCUMULATION EXPECTED. LOWS 30 TO 35. WINDY. WEST WINDS 25 TO  
30 MPH WITH GUSTS TO 40 MPH IN THE EVENING, DECREASING TO 15 TO  
25 MPH AFTER MIDNIGHT.    
THURSDAY
 
PARTLY CLOUDY WITH A CHANCE OF RAIN AND SNOW SHOWERS.  
CHANCE OF PRECIPITATION 40 PERCENT. HIGHS 49 TO 54. WINDY.   
THURSDAY NIGHT
 
PARTLY CLOUDY WITH A SLIGHT CHANCE OF RAIN AND  
SNOW SHOWERS IN THE EVENING, THEN MOSTLY CLEAR AFTER MIDNIGHT.  
CHANCE OF PRECIPITATION 20 PERCENT. LOWS 24 TO 29. WINDY.   
FRIDAY
 
PARTLY CLOUDY. A SLIGHT CHANCE OF SNOW SHOWERS IN THE  
MORNING, THEN A CHANCE OF RAIN AND SNOW SHOWERS IN THE AFTERNOON.  
CHANCE OF PRECIPITATION 30 PERCENT. HIGHS 48 TO 53. BREEZY.   
FRIDAY NIGHT AND SATURDAY
 
PARTLY CLOUDY. A SLIGHT CHANCE OF  
RAIN AND SNOW SHOWERS. CHANCE OF PRECIPITATION 20 PERCENT. LOWS  
24 TO 29. HIGHS 48 TO 53.    
SATURDAY NIGHT
 
PARTLY CLOUDY. LOWS 26 TO 31.    
SUNDAY
 
PARTLY CLOUDY. A SLIGHT CHANCE OF RAIN AND SNOW SHOWERS  
IN THE AFTERNOON. CHANCE OF PRECIPITATION 20 PERCENT. HIGHS 52 TO  
57.    
SUNDAY NIGHT
 
PARTLY CLOUDY IN THE EVENING, THEN CLEARING. LOWS  
27 TO 32.    
MONDAY
 
SUNNY. HIGHS 56 TO 61.  
 

 
TEMPERATURE  
FAIRFIELD 39 74 35 46  
 

 
=  
 
IDZ033-210400-  
UPPER WEISER RIVER-  
231 PM MDT MON APR 20 2026  
   
TONIGHT
 
PARTLY CLOUDY. LOWS 43 TO 48. NORTHEAST WINDS 10 TO  
15 MPH.    
TUESDAY
 
SUNNY. HIGHS 71 TO 76. SOUTH WINDS UP TO 10 MPH WITH  
GUSTS TO 20 MPH.    
TUESDAY NIGHT
 
RAIN SHOWERS LIKELY WITH A CHANCE OF  
THUNDERSTORMS IN THE EVENING, THEN RAIN SHOWERS WITH A SLIGHT  
CHANCE OF THUNDERSTORMS AFTER MIDNIGHT. CHANCE OF RAIN  
80 PERCENT. LOWS 41 TO 46. WINDY. NORTH WINDS 10 TO 20 MPH IN THE  
EVENING, INCREASING TO SOUTH 20 TO 30 MPH AFTER MIDNIGHT. GUSTS  
TO 40 MPH.    
WEDNESDAY
 
RAIN SHOWERS. CHANCE OF RAIN NEAR 100 PERCENT. MUCH  
COOLER WITH HIGHS 47 TO 52. WINDY. SOUTHWEST WINDS 15 TO 25 MPH  
WITH GUSTS TO 35 MPH.    
WEDNESDAY NIGHT
 
RAIN SHOWERS. PATCHY FOG AFTER MIDNIGHT.  
CHANCE OF RAIN 80 PERCENT. LOWS 36 TO 41. WEST WINDS 10 TO  
15 MPH. GUSTS TO 25 MPH IN THE EVENING.    
THURSDAY
 
AREAS OF FOG IN THE MORNING. PARTLY CLOUDY WITH A  
40 PERCENT CHANCE OF RAIN SHOWERS. HIGHS 52 TO 57.    
THURSDAY NIGHT
 
PARTLY CLOUDY WITH A SLIGHT CHANCE OF RAIN  
SHOWERS IN THE EVENING, THEN MOSTLY CLEAR AFTER MIDNIGHT. CHANCE  
OF RAIN 20 PERCENT. LOWS 32 TO 37.    
FRIDAY
 
PARTLY CLOUDY. A SLIGHT CHANCE OF RAIN SHOWERS IN THE  
AFTERNOON. CHANCE OF RAIN 20 PERCENT. HIGHS 54 TO 59.    
FRIDAY NIGHT THROUGH MONDAY
 
MOSTLY CLEAR. LOWS 31 TO 40. HIGHS  
55 TO 65.  
 

 
TEMPERATURE  
COUNCIL 45 75 43 50  
CAMBRIDGE 44 76 43 52  
 

 
=  
 
ORZ064-210400-  
OREGON LOWER TREASURE VALLEY-  
231 PM MDT MON APR 20 2026 /131 PM PDT MON APR 20 2026/  
   
TONIGHT
 
PARTLY CLOUDY THIS EVENING, THEN CLEARING. LOWS 43 TO  
48. NORTHWEST WINDS 10 TO 15 MPH.    
TUESDAY
 
SUNNY. HIGHS 72 TO 77. EAST WINDS UP TO 10 MPH WITH  
GUSTS TO 20 MPH.    
TUESDAY NIGHT
 
SHOWERS LIKELY WITH A SLIGHT CHANCE OF  
THUNDERSTORMS IN THE EVENING, THEN SHOWERS AFTER MIDNIGHT. CHANCE  
OF RAIN 90 PERCENT. LOWS 44 TO 49. WINDY. WEST WINDS 15 TO  
25 MPH. GUSTS TO 45 MPH IN THE EVENING, DECREASING TO 35 MPH  
AFTER MIDNIGHT.    
WEDNESDAY
 
RAIN SHOWERS. CHANCE OF RAIN 90 PERCENT. MUCH COOLER  
WITH HIGHS 53 TO 58. WINDY. WEST WINDS 20 TO 30 MPH.    
WEDNESDAY NIGHT
 
RAIN SHOWERS LIKELY, MAINLY IN THE EVENING.  
CHANCE OF RAIN 60 PERCENT. LOWS 38 TO 43. BREEZY. WEST WINDS  
10 TO 20 MPH. GUSTS TO 30 MPH IN THE EVENING.    
THURSDAY
 
PARTLY CLOUDY. A SLIGHT CHANCE OF RAIN SHOWERS IN THE  
AFTERNOON. CHANCE OF RAIN 20 PERCENT. HIGHS 56 TO 61. BREEZY.   
THURSDAY NIGHT THROUGH SUNDAY NIGHT
 
MOSTLY CLEAR. LOWS 34 TO  
42. HIGHS 58 TO 65.    
MONDAY
 
SUNNY. HIGHS 64 TO 69.  
 

 
TEMPERATURE  
ONTARIO 44 76 46 56  
 

 
=  
 
IDZ012-210400-  
LOWER TREASURE VALLEY-  
231 PM MDT MON APR 20 2026  
   
TONIGHT
 
PARTLY CLOUDY THIS EVENING, THEN CLEARING. LOWS 43 TO  
48. NORTH WINDS AROUND 10 MPH THIS EVENING, SHIFTING TO SOUTHEAST  
AFTER MIDNIGHT. GUSTS TO 20 MPH.    
TUESDAY
 
SUNNY. HIGHS 75 TO 80. SOUTHEAST WINDS 10 TO 15 MPH  
WITH GUSTS TO 30 MPH.    
TUESDAY NIGHT
 
A SLIGHT CHANCE OF THUNDERSTORMS. RAIN SHOWERS.  
CHANCE OF RAIN 80 PERCENT. LOWS 43 TO 48. WINDY. WEST WINDS 20 TO  
30 MPH. GUSTS TO 50 MPH IN THE EVENING, DECREASING TO 35 MPH  
AFTER MIDNIGHT.    
WEDNESDAY
 
RAIN SHOWERS. CHANCE OF RAIN 90 PERCENT. MUCH COOLER  
WITH HIGHS 52 TO 57. WINDY. WEST WINDS 20 TO 30 MPH WITH GUSTS TO  
40 MPH.    
WEDNESDAY NIGHT
 
RAIN SHOWERS, MAINLY IN THE EVENING. CHANCE OF  
RAIN 80 PERCENT. LOWS 38 TO 43. WINDY. WEST WINDS 15 TO 25 MPH.  
GUSTS TO 40 MPH IN THE EVENING.    
THURSDAY
 
PARTLY CLOUDY. A CHANCE OF RAIN SHOWERS, MAINLY IN  
THE AFTERNOON. CHANCE OF RAIN 30 PERCENT. HIGHS 56 TO 61. BREEZY.   
THURSDAY NIGHT
 
PARTLY CLOUDY IN THE EVENING, THEN CLEARING.  
LOWS 33 TO 38.    
FRIDAY THROUGH MONDAY
 
MOSTLY CLEAR. HIGHS 59 TO 69. LOWS 33 TO  
42.  
 

 
TEMPERATURE  
CALDWELL 44 78 46 56  
 

 
=  
 
IDZ014-210400-  
UPPER TREASURE VALLEY-  
231 PM MDT MON APR 20 2026  
   
TONIGHT
 
MOSTLY CLEAR. LOWS 43 TO 49. EAST WINDS 10 TO 15 MPH  
WITH GUSTS TO 25 MPH.    
TUESDAY
 
SUNNY. HIGHS 79 TO 85. WINDY. SOUTHEAST WINDS 10 TO  
15 MPH WITH GUSTS TO 25 MPH IN THE MORNING, INCREASING TO 15 TO  
25 MPH WITH GUSTS TO 40 MPH IN THE AFTERNOON.    
TUESDAY NIGHT
 
A SLIGHT CHANCE OF THUNDERSTORMS. RAIN SHOWERS,  
MAINLY AFTER MIDNIGHT. CHANCE OF RAIN 80 PERCENT. LOWS 41 TO 46.  
WINDY. WEST WINDS 15 TO 25 MPH WITH GUSTS TO 40 MPH.    
WEDNESDAY
 
RAIN SHOWERS. CHANCE OF RAIN 90 PERCENT. MUCH COOLER  
WITH HIGHS 52 TO 57. WINDY. WEST WINDS 20 TO 30 MPH. GUSTS TO  
45 MPH IN THE AFTERNOON.    
WEDNESDAY NIGHT
 
RAIN SHOWERS LIKELY, MAINLY IN THE EVENING.  
CHANCE OF RAIN 70 PERCENT. LOWS 38 TO 43. WINDY. NORTHWEST WINDS  
15 TO 25 MPH. GUSTS TO 40 MPH IN THE EVENING.    
THURSDAY
 
DECREASING CLOUDS. A 30 PERCENT CHANCE OF RAIN  
SHOWERS. HIGHS 55 TO 60. WINDY.   
THURSDAY NIGHT
 
PARTLY CLOUDY IN THE EVENING, THEN BECOMING  
MOSTLY CLEAR. LOWS 32 TO 37. BREEZY.   
FRIDAY
 
PARTLY CLOUDY. A SLIGHT CHANCE OF RAIN SHOWERS IN THE  
AFTERNOON. CHANCE OF RAIN 20 PERCENT. HIGHS 58 TO 63. BREEZY.   
FRIDAY NIGHT
 
MOSTLY CLEAR. LOWS 32 TO 37. BREEZY.   
SATURDAY
 
MOSTLY SUNNY. HIGHS 58 TO 63.    
SATURDAY NIGHT THROUGH MONDAY
 
MOSTLY CLEAR. LOWS 34 TO 39.  
HIGHS 60 TO 69.  
 

 
TEMPERATURE  
BOISE 49 80 45 53  
MOUNTAIN HOME 44 82 45 55  
 

 
=  
 
IDZ016-210400-  
WESTERN MAGIC VALLEY-  
231 PM MDT MON APR 20 2026  
   
TONIGHT
 
PARTLY CLOUDY. LOWS 45 TO 51. BREEZY. SOUTHEAST WINDS  
10 TO 20 MPH.    
TUESDAY
 
MOSTLY SUNNY. HIGHS 77 TO 82. WINDY. SOUTHEAST WINDS  
10 TO 15 MPH IN THE MORNING, BECOMING SOUTH 15 TO 25 MPH IN THE  
AFTERNOON. GUSTS TO 35 MPH.    
TUESDAY NIGHT
 
A SLIGHT CHANCE OF THUNDERSTORMS. RAIN SHOWERS  
LIKELY, MAINLY AFTER MIDNIGHT. CHANCE OF RAIN 60 PERCENT. LOWS  
40 TO 45. WINDY. SOUTHWEST WINDS 15 TO 25 MPH WITH GUSTS TO  
40 MPH.    
WEDNESDAY
 
RAIN SHOWERS. CHANCE OF RAIN 90 PERCENT. MUCH COOLER  
WITH HIGHS 50 TO 55. WINDY. WEST WINDS 20 TO 30 MPH WITH GUSTS TO  
45 MPH.    
WEDNESDAY NIGHT
 
RAIN SHOWERS LIKELY, MAINLY IN THE EVENING.  
CHANCE OF RAIN 60 PERCENT. LOWS 36 TO 41. WINDY. WEST WINDS 20 TO  
25 MPH. GUSTS TO 40 MPH IN THE EVENING.    
THURSDAY
 
PARTLY CLOUDY. A CHANCE OF RAIN SHOWERS, MAINLY IN  
THE MORNING. CHANCE OF RAIN 30 PERCENT. HIGHS 53 TO 58. WINDY.   
THURSDAY NIGHT
 
PARTLY CLOUDY WITH A SLIGHT CHANCE OF RAIN  
SHOWERS IN THE EVENING, THEN MOSTLY CLEAR AFTER MIDNIGHT. CHANCE  
OF RAIN 20 PERCENT. LOWS 31 TO 36. WINDY.   
FRIDAY
 
A SLIGHT CHANCE OF SNOW SHOWERS IN THE MORNING. PARTLY  
CLOUDY WITH A SLIGHT CHANCE OF RAIN SHOWERS. CHANCE OF  
PRECIPITATION 20 PERCENT. HIGHS 53 TO 58. BREEZY.   
FRIDAY NIGHT
 
DECREASING CLOUDS. LOWS 30 TO 35.    
SATURDAY
 
PARTLY CLOUDY. A SLIGHT CHANCE OF RAIN AND SNOW  
SHOWERS IN THE MORNING. CHANCE OF PRECIPITATION 20 PERCENT. HIGHS  
55 TO 60.    
SATURDAY NIGHT
 
PARTLY CLOUDY. LOWS 31 TO 36.    
SUNDAY
 
SUNNY. HIGHS 57 TO 62.    
SUNDAY NIGHT
 
DECREASING CLOUDS. LOWS 33 TO 38.    
MONDAY
 
SUNNY. HIGHS 61 TO 66.  
 

 
TEMPERATURE  
JEROME 47 79 42 51  
TWIN FALLS 49 79 42 51  
 

 
=  
 
IDZ029-210400-  
OWYHEE MOUNTAINS-  
231 PM MDT MON APR 20 2026  
   
TONIGHT
 
DECREASING CLOUDS. LOWS 42 TO 49. BREEZY.   
TUESDAY
 
SUNNY. HIGHS 67 TO 74. BREEZY. GUSTS TO 35 MPH IN THE  
AFTERNOON.    
TUESDAY NIGHT
 
RAIN SHOWERS WITH A SLIGHT CHANCE OF  
THUNDERSTORMS IN THE EVENING, THEN RAIN AND SNOW SHOWERS AFTER  
MIDNIGHT. CHANCE OF PRECIPITATION NEAR 100 PERCENT. SNOW  
ACCUMULATION UP TO 1 INCH. LOWS 35 TO 42. VERY WINDY. SOUTHWEST  
WINDS 25 TO 35 MPH WITH GUSTS TO 45 MPH.    
WEDNESDAY
 
RAIN AND SNOW SHOWERS. CHANCE OF PRECIPITATION  
90 PERCENT. MODERATE SNOW ACCUMULATIONS POSSIBLE. MUCH COOLER  
WITH HIGHS 46 TO 51. VERY WINDY. WEST WINDS 25 TO 35 MPH. GUSTS  
TO 55 MPH IN THE MORNING, DECREASING TO 45 MPH IN THE AFTERNOON.    
WEDNESDAY NIGHT
 
RAIN AND SNOW SHOWERS, MAINLY IN THE EVENING.  
CHANCE OF PRECIPITATION 80 PERCENT. LIGHT SNOW ACCUMULATIONS  
POSSIBLE. LOWS 32 TO 39. WINDY. WEST WINDS 25 TO 30 MPH. GUSTS TO  
45 MPH IN THE EVENING.    
THURSDAY
 
DECREASING CLOUDS. A CHANCE OF SNOW SHOWERS. A CHANCE  
OF RAIN SHOWERS IN THE AFTERNOON. CHANCE OF PRECIPITATION  
30 PERCENT. HIGHS 48 TO 53. WINDY.   
THURSDAY NIGHT
 
PARTLY CLOUDY WITH A SLIGHT CHANCE OF RAIN AND  
SNOW SHOWERS IN THE EVENING, THEN MOSTLY CLEAR AFTER MIDNIGHT.  
CHANCE OF PRECIPITATION 20 PERCENT. LOWS 28 TO 36. BREEZY.   
FRIDAY
 
SUNNY. HIGHS 51 TO 56. BREEZY.   
FRIDAY NIGHT
 
PARTLY CLOUDY IN THE EVENING, THEN PARTLY CLOUDY  
WITH A SLIGHT CHANCE OF SNOW SHOWERS AFTER MIDNIGHT. CHANCE OF  
SNOW 20 PERCENT. LOWS 29 TO 36.    
SATURDAY AND SATURDAY NIGHT
 
PARTLY CLOUDY. HIGHS 51 TO 56.  
LOWS 31 TO 38.    
SUNDAY
 
PARTLY CLOUDY. A SLIGHT CHANCE OF RAIN AND SNOW SHOWERS  
IN THE AFTERNOON. CHANCE OF PRECIPITATION 20 PERCENT. HIGHS 54 TO  
59.    
SUNDAY NIGHT
 
MOSTLY CLEAR. LOWS 33 TO 40.    
MONDAY
 
PARTLY CLOUDY. A SLIGHT CHANCE OF RAIN AND SNOW SHOWERS  
IN THE AFTERNOON. CHANCE OF PRECIPITATION 20 PERCENT. HIGHS 58 TO  
63.  
 

 
=  
 
IDZ015-210400-  
SOUTHWEST HIGHLANDS-  
231 PM MDT MON APR 20 2026  
   
TONIGHT
 
DECREASING CLOUDS. LOWS 39 TO 47. BREEZY.   
TUESDAY
 
SUNNY. HIGHS 71 TO 80. WINDY. SOUTH WINDS 25 TO 30 MPH  
WITH GUSTS TO 45 MPH IN THE AFTERNOON.    
TUESDAY NIGHT
 
RAIN SHOWERS. A SLIGHT CHANCE OF THUNDERSTORMS  
IN THE EVENING, THEN SNOW SHOWERS AFTER MIDNIGHT. CHANCE OF  
PRECIPITATION 90 PERCENT. NO SNOW ACCUMULATION. LOWS 35 TO 42.  
WINDY. SOUTHWEST WINDS 25 TO 30 MPH WITH GUSTS TO 45 MPH.    
WEDNESDAY
 
RAIN AND SNOW SHOWERS. A SLIGHT CHANCE OF  
THUNDERSTORMS IN THE AFTERNOON. CHANCE OF PRECIPITATION  
90 PERCENT. LITTLE SNOW ACCUMULATION EXPECTED. MUCH COOLER WITH  
HIGHS 46 TO 55. VERY WINDY. WEST WINDS 25 TO 35 MPH WITH GUSTS TO  
45 MPH.    
WEDNESDAY NIGHT
 
RAIN AND SNOW SHOWERS. CHANCE OF PRECIPITATION  
80 PERCENT. LITTLE SNOW ACCUMULATION EXPECTED. LOWS 32 TO 38.  
WINDY. WEST WINDS 25 TO 30 MPH. GUSTS TO 40 MPH IN THE EVENING.    
THURSDAY
 
DECREASING CLOUDS. A CHANCE OF RAIN AND SNOW SHOWERS.  
CHANCE OF PRECIPITATION 40 PERCENT. HIGHS 49 TO 56. WINDY.   
THURSDAY NIGHT AND FRIDAY
 
PARTLY CLOUDY. A SLIGHT CHANCE OF  
RAIN AND SNOW SHOWERS. CHANCE OF PRECIPITATION 20 PERCENT. LOWS  
27 TO 33. HIGHS 50 TO 57. BREEZY.   
FRIDAY NIGHT
 
DECREASING CLOUDS. LOWS 29 TO 34.    
SATURDAY
 
PARTLY CLOUDY. A SLIGHT CHANCE OF RAIN AND SNOW  
SHOWERS IN THE AFTERNOON. CHANCE OF PRECIPITATION 20 PERCENT.  
HIGHS 51 TO 58.    
SATURDAY NIGHT
 
PARTLY CLOUDY IN THE EVENING, THEN CLEARING.  
LOWS 30 TO 35.    
SUNDAY
 
PARTLY CLOUDY. A CHANCE OF RAIN AND SNOW SHOWERS IN THE  
AFTERNOON. CHANCE OF PRECIPITATION 30 PERCENT. HIGHS 53 TO 60.    
SUNDAY NIGHT
 
DECREASING CLOUDS. LOWS 31 TO 36.    
MONDAY
 
PARTLY CLOUDY. A CHANCE OF RAIN SHOWERS IN THE  
AFTERNOON. CHANCE OF RAIN 30 PERCENT. HIGHS 57 TO 65.  
 

 
=  
 
IDZ030-210400-  
SOUTHERN TWIN FALLS COUNTY-  
231 PM MDT MON APR 20 2026  
   
TONIGHT
 
PARTLY CLOUDY. LOWS 46 TO 51. BREEZY.   
TUESDAY
 
MOSTLY SUNNY. HIGHS 74 TO 80. WINDY. SOUTH WINDS 25 TO  
30 MPH IN THE AFTERNOON. GUSTS TO 40 MPH.    
TUESDAY NIGHT
 
PARTLY CLOUDY WITH A CHANCE OF RAIN SHOWERS WITH  
A SLIGHT CHANCE OF THUNDERSTORMS IN THE EVENING, THEN RAIN AND  
SNOW SHOWERS LIKELY AFTER MIDNIGHT. CHANCE OF PRECIPITATION  
60 PERCENT. LITTLE OR NO SNOW ACCUMULATION. LOWS 37 TO 42. WINDY.  
SOUTHWEST WINDS 25 TO 30 MPH WITH GUSTS TO 40 MPH.    
WEDNESDAY
 
RAIN AND SNOW SHOWERS. A SLIGHT CHANCE OF  
THUNDERSTORMS IN THE AFTERNOON. CHANCE OF PRECIPITATION  
90 PERCENT. LITTLE SNOW ACCUMULATION EXPECTED. MUCH COOLER WITH  
HIGHS 49 TO 54. WINDY. WEST WINDS 25 TO 30 MPH WITH GUSTS TO  
45 MPH.    
WEDNESDAY NIGHT
 
RAIN AND SNOW SHOWERS, MAINLY IN THE EVENING.  
CHANCE OF PRECIPITATION 80 PERCENT. LIGHT SNOW ACCUMULATIONS  
POSSIBLE. LOWS 33 TO 38. WINDY. WEST WINDS 25 TO 30 MPH. GUSTS TO  
40 MPH IN THE EVENING.    
THURSDAY
 
DECREASING CLOUDS. A CHANCE OF RAIN SHOWERS. SNOW  
SHOWERS LIKELY, MAINLY IN THE MORNING. CHANCE OF PRECIPITATION  
60 PERCENT. LITTLE SNOW ACCUMULATION EXPECTED. HIGHS 51 TO 56.  
WINDY.   
THURSDAY NIGHT AND FRIDAY
 
PARTLY CLOUDY. A CHANCE OF RAIN AND  
SNOW SHOWERS. CHANCE OF PRECIPITATION 30 PERCENT. LOWS 29 TO 34.  
HIGHS 51 TO 56. WINDY.   
FRIDAY NIGHT
 
DECREASING CLOUDS. PATCHY FOG AFTER MIDNIGHT.  
LOWS 28 TO 33.    
SATURDAY
 
PARTLY CLOUDY. A SLIGHT CHANCE OF RAIN AND SNOW  
SHOWERS IN THE AFTERNOON. CHANCE OF PRECIPITATION 20 PERCENT.  
HIGHS 52 TO 57.    
SATURDAY NIGHT
 
PARTLY CLOUDY IN THE EVENING, THEN CLEARING.  
PATCHY FOG AFTER MIDNIGHT. LOWS 29 TO 34.    
SUNDAY
 
PARTLY CLOUDY. A CHANCE OF RAIN AND SNOW SHOWERS IN THE  
AFTERNOON. CHANCE OF PRECIPITATION 30 PERCENT. HIGHS 55 TO 60.    
SUNDAY NIGHT
 
PARTLY CLOUDY WITH A SLIGHT CHANCE OF SNOW  
SHOWERS IN THE EVENING, THEN MOSTLY CLEAR AFTER MIDNIGHT. CHANCE  
OF SNOW 20 PERCENT. LOWS 32 TO 37.    
MONDAY
 
PARTLY CLOUDY. A SLIGHT CHANCE OF RAIN SHOWERS IN THE  
AFTERNOON. CHANCE OF RAIN 20 PERCENT. HIGHS 59 TO 64.  
 

 
=  
 
ORZ062-210400-  
BAKER COUNTY-  
131 PM PDT MON APR 20 2026  
   
TONIGHT
 
DECREASING CLOUDS. LOWS 38 TO 48. SOUTHEAST WINDS  
10 TO 15 MPH THIS EVENING, SHIFTING TO NORTHWEST AFTER MIDNIGHT.    
TUESDAY
 
PARTLY CLOUDY. A CHANCE OF RAIN SHOWERS WITH A SLIGHT  
CHANCE OF THUNDERSTORMS IN THE AFTERNOON. CHANCE OF RAIN  
30 PERCENT. HIGHS 67 TO 75. SOUTH WINDS 10 TO 15 MPH WITH GUSTS  
TO 25 MPH.    
TUESDAY NIGHT
 
RAIN SHOWERS WITH A CHANCE OF THUNDERSTORMS IN  
THE EVENING, THEN RAIN AND SNOW SHOWERS, WITH A SLIGHT CHANCE OF  
THUNDERSTORMS AFTER MIDNIGHT. CHANCE OF PRECIPITATION 90 PERCENT.  
SNOW ACCUMULATION UP TO 1 INCH. LOWS 36 TO 43. WINDY. NORTHWEST  
WINDS 15 TO 25 MPH WITH GUSTS TO 40 MPH.    
WEDNESDAY
 
SNOW SHOWERS. RAIN SHOWERS. CHANCE OF PRECIPITATION  
90 PERCENT. MODERATE SNOW ACCUMULATIONS POSSIBLE. MUCH COOLER  
WITH HIGHS 44 TO 52. WINDY. NORTHWEST WINDS 20 TO 30 MPH WITH  
GUSTS TO 40 MPH.    
WEDNESDAY NIGHT
 
RAIN AND SNOW SHOWERS, MAINLY IN THE EVENING.  
CHANCE OF PRECIPITATION 80 PERCENT. LIGHT SNOW ACCUMULATIONS  
POSSIBLE. LOWS 32 TO 39. WINDY. NORTHWEST WINDS 15 TO 25 MPH.  
GUSTS TO 35 MPH IN THE EVENING.    
THURSDAY
 
PATCHY FOG IN THE MORNING. PARTLY CLOUDY WITH A  
CHANCE OF RAIN AND SNOW SHOWERS. CHANCE OF PRECIPITATION  
30 PERCENT. HIGHS 49 TO 57. WINDY.   
THURSDAY NIGHT
 
PARTLY CLOUDY IN THE EVENING, THEN CLEARING.  
LOWS 28 TO 35. BREEZY.   
FRIDAY
 
PARTLY CLOUDY. A SLIGHT CHANCE OF SNOW SHOWERS IN THE  
AFTERNOON. CHANCE OF SNOW 20 PERCENT. HIGHS 52 TO 59.    
FRIDAY NIGHT THROUGH SUNDAY NIGHT
 
MOSTLY CLEAR. LOWS 26 TO 38.  
HIGHS 53 TO 63.    
MONDAY
 
PARTLY CLOUDY. A SLIGHT CHANCE OF RAIN SHOWERS IN THE  
AFTERNOON. CHANCE OF RAIN 20 PERCENT. HIGHS 58 TO 66.  
 

 
TEMPERATURE  
BAKER CITY 38 72 38 50  
 

 
=  
 
ORZ061-210400-  
HARNEY COUNTY-  
131 PM PDT MON APR 20 2026  
   
TONIGHT
 
PARTLY CLOUDY. LOWS 36 TO 44. BREEZY. SOUTHWEST WINDS  
10 TO 20 MPH. GUSTS TO 30 MPH THIS EVENING.    
TUESDAY
 
MOSTLY SUNNY IN THE MORNING, THEN RAIN SHOWERS LIKELY  
WITH A SLIGHT CHANCE OF THUNDERSTORMS IN THE AFTERNOON. CHANCE OF  
RAIN 60 PERCENT. HIGHS 58 TO 67. WINDY. SOUTHWEST WINDS 10 TO  
15 MPH WITH GUSTS TO 25 MPH IN THE MORNING, INCREASING TO 15 TO  
25 MPH WITH GUSTS TO 35 MPH IN THE AFTERNOON.    
TUESDAY NIGHT
 
RAIN SHOWERS. A SLIGHT CHANCE OF THUNDERSTORMS  
IN THE EVENING, THEN SNOW SHOWERS AFTER MIDNIGHT. CHANCE OF  
PRECIPITATION 90 PERCENT. SNOW ACCUMULATION UP TO 1 INCH. LOWS  
34 TO 39. WINDY. WEST WINDS 20 TO 30 MPH WITH GUSTS TO 40 MPH.    
WEDNESDAY
 
RAIN AND SNOW SHOWERS. CHANCE OF PRECIPITATION  
80 PERCENT. LITTLE SNOW ACCUMULATION EXPECTED. MUCH COOLER WITH  
HIGHS 47 TO 52. WINDY. WEST WINDS 20 TO 30 MPH. GUSTS TO 45 MPH  
IN THE AFTERNOON.    
WEDNESDAY NIGHT
 
RAIN AND SNOW SHOWERS LIKELY, MAINLY IN THE  
EVENING. CHANCE OF PRECIPITATION 60 PERCENT. LITTLE SNOW  
ACCUMULATION EXPECTED. LOWS 26 TO 34. WINDY. WEST WINDS 20 TO  
30 MPH. GUSTS TO 40 MPH IN THE EVENING.    
THURSDAY
 
MOSTLY SUNNY. PATCHY FOG IN THE MORNING. A SLIGHT  
CHANCE OF RAIN AND SNOW SHOWERS IN THE AFTERNOON. CHANCE OF  
PRECIPITATION 20 PERCENT. HIGHS 51 TO 57. BREEZY.   
THURSDAY NIGHT
 
MOSTLY CLEAR. PATCHY FOG AFTER MIDNIGHT. LOWS  
25 TO 32.    
FRIDAY
 
SUNNY. HIGHS 54 TO 59.    
FRIDAY NIGHT
 
MOSTLY CLEAR. PATCHY FOG AFTER MIDNIGHT. LOWS  
26 TO 34.    
SATURDAY AND SATURDAY NIGHT
 
MOSTLY CLEAR. HIGHS 54 TO 59. LOWS  
27 TO 35.    
SUNDAY
 
PARTLY CLOUDY. A SLIGHT CHANCE OF RAIN SHOWERS IN THE  
AFTERNOON. CHANCE OF RAIN 20 PERCENT. HIGHS 56 TO 61.    
SUNDAY NIGHT
 
PARTLY CLOUDY IN THE EVENING, THEN CLEARING. LOWS  
29 TO 36.    
MONDAY
 
PARTLY CLOUDY. A SLIGHT CHANCE OF RAIN SHOWERS IN THE  
AFTERNOON. CHANCE OF RAIN 20 PERCENT. HIGHS 59 TO 64.  
 

 
TEMPERATURE  
BURNS 36 63 35 51  
 

 
=  
 
ORZ063-210400-  
MALHEUR COUNTY-  
231 PM MDT MON APR 20 2026 /131 PM PDT MON APR 20 2026/  
   
TONIGHT
 
PARTLY CLOUDY THIS EVENING, THEN CLEARING. LOWS 38 TO  
47. BREEZY. EAST WINDS 10 TO 20 MPH THIS EVENING, SHIFTING TO  
SOUTHWEST 10 TO 15 MPH AFTER MIDNIGHT. GUSTS TO 30 MPH.    
TUESDAY
 
PARTLY CLOUDY. A CHANCE OF RAIN SHOWERS WITH A SLIGHT  
CHANCE OF THUNDERSTORMS IN THE AFTERNOON. CHANCE OF RAIN  
30 PERCENT. HIGHS 69 TO 75. BREEZY. SOUTH WINDS 10 TO 20 MPH.  
GUSTS TO 25 MPH IN THE MORNING, INCREASING TO 35 MPH IN THE  
AFTERNOON.    
TUESDAY NIGHT
 
RAIN SHOWERS WITH A SLIGHT CHANCE OF  
THUNDERSTORMS IN THE EVENING, THEN RAIN AND SNOW SHOWERS AFTER  
MIDNIGHT. CHANCE OF PRECIPITATION 90 PERCENT. NO SNOW  
ACCUMULATION. LOWS 37 TO 45. WINDY. WEST WINDS 20 TO 30 MPH WITH  
GUSTS TO 45 MPH.    
WEDNESDAY
 
SNOW SHOWERS IN THE MORNING. RAIN SHOWERS. CHANCE OF  
PRECIPITATION 80 PERCENT. LITTLE SNOW ACCUMULATION EXPECTED. MUCH  
COOLER WITH HIGHS 48 TO 55. VERY WINDY. WEST WINDS 25 TO 35 MPH.    
WEDNESDAY NIGHT
 
RAIN SHOWERS LIKELY IN THE EVENING, THEN A  
CHANCE OF RAIN AND SNOW SHOWERS AFTER MIDNIGHT. CHANCE OF  
PRECIPITATION 60 PERCENT. LITTLE SNOW ACCUMULATION EXPECTED. LOWS  
32 TO 40. WINDY. WEST WINDS 20 TO 30 MPH WITH GUSTS TO 40 MPH IN  
THE EVENING, DECREASING TO 10 TO 20 MPH AFTER MIDNIGHT.    
THURSDAY
 
PARTLY CLOUDY WITH A SLIGHT CHANCE OF SNOW SHOWERS,  
MIXED WITH RAIN IN THE AFTERNOON. CHANCE OF PRECIPITATION  
20 PERCENT. HIGHS 52 TO 58. WINDY.   
THURSDAY NIGHT AND FRIDAY
 
MOSTLY CLEAR. LOWS 29 TO 37. HIGHS  
54 TO 61. BREEZY.   
FRIDAY NIGHT
 
DECREASING CLOUDS. LOWS 29 TO 37.    
SATURDAY
 
SUNNY. HIGHS 54 TO 60.    
SATURDAY NIGHT
 
PARTLY CLOUDY IN THE EVENING, THEN CLEARING.  
LOWS 30 TO 39.    
SUNDAY
 
PARTLY CLOUDY. A SLIGHT CHANCE OF RAIN SHOWERS IN THE  
AFTERNOON. CHANCE OF RAIN 20 PERCENT. HIGHS 56 TO 62.    
SUNDAY NIGHT
 
DECREASING CLOUDS. LOWS 32 TO 40.    
MONDAY
 
PARTLY CLOUDY. A SLIGHT CHANCE OF RAIN SHOWERS IN THE  
AFTERNOON. CHANCE OF RAIN 20 PERCENT. HIGHS 60 TO 67.  
 

 
=  
 
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