FPUS65 KBOI 200831 SFTBOI IDZ011>016-028>030-ORZ061>064-202300- Tabular State Forecast for Southwest Idaho/Southeast Oregon National Weather Service Boise ID 231 AM MDT Mon Apr 20 2026 ROWS INCLUDE... Daily predominant daytime weather 6AM-6PM Forecast temperatures...early morning low/daytime high Probability of precipitation nighttime 6PM-6AM/daytime 6AM-6PM - indicates temperatures below zero MM indicates missing data FCST FCST FCST FCST FCST FCST FCST Today Tue Wed Thu Fri Sat Sun Apr 20 Apr 21 Apr 22 Apr 23 Apr 24 Apr 25 Apr 26 ...Southwest Idaho Valleys... Boise Ptcldy Sunny Shwrs Ptcldy Sunny Ptcldy Ptcldy /80 49/79 45/54 42/57 37/60 38/61 38/61 /00 00/00 90/100 70/20 10/10 10/10 10/20 Caldwell Ptcldy Sunny Shwrs Ptcldy Sunny Sunny Ptcldy /80 45/79 46/57 42/60 36/62 37/62 37/64 /00 00/00 90/100 70/10 10/10 10/10 10/20 Emmett Ptcldy Sunny Shwrs Ptcldy Sunny Sunny Ptcldy /81 47/80 46/56 42/60 37/64 38/63 39/63 /00 00/00 100/100 80/20 10/20 10/10 10/20 Marsing Ptcldy Sunny Shwrs Ptcldy Sunny Sunny Ptcldy /79 47/78 46/57 42/59 38/62 39/62 39/63 /00 00/10 90/100 70/20 10/10 10/10 10/20 Mountain Home Ptcldy Sunny Shwrs Ptcldy Sunny Ptcldy Ptcldy /83 44/82 44/56 38/59 33/61 34/61 35/63 /00 00/00 80/100 50/20 10/10 10/10 10/20 Nampa Ptcldy Sunny Shwrs Ptcldy Sunny Sunny Ptcldy /80 45/79 46/56 42/58 37/62 37/62 38/62 /00 00/00 90/100 70/20 10/10 10/10 10/20 Payette Ptcldy Sunny Shwrs Ptcldy Sunny Ptcldy Ptcldy /77 44/76 46/56 41/59 37/62 38/62 38/62 /00 00/10 100/100 70/10 10/10 00/10 10/20 Weiser Ptcldy Sunny Shwrs Ptcldy Sunny Ptcldy Ptcldy /75 43/76 44/55 39/57 35/61 36/61 37/62 /00 00/10 100/100 70/20 10/10 00/10 10/20 Wildlife Refuge/Deer Flat /average/ Ptcldy Sunny Shwrs Ptcldy Sunny Sunny Ptcldy /78 46/77 46/56 42/58 37/61 39/61 39/62 /00 00/10 100/100 70/10 10/10 10/10 10/20 ...West Central and Boise Mountains... Cascade Ptcldy Sunny Shwrs Snoshwr Ptcldy Ptcldy Foggy /70 37/68 36/44 31/47 26/50 26/50 28/51 /00 00/00 90/100 90/50 20/30 20/20 10/20 Council Sunny Sunny Shwrs Ptcldy Ptcldy Ptcldy Ptcldy /75 45/75 43/51 39/56 34/58 34/59 36/59 /00 00/10 90/100 80/40 20/20 10/10 10/20 Idaho City Sunny Sunny Shwrs Foggy Ptcldy Ptcldy Ptcldy /78 42/78 36/49 33/53 29/56 29/57 31/58 /00 00/10 90/100 90/40 30/30 20/20 20/30 McCall Sunny Sunny Shwrs Snoshwr Ptcldy Ptcldy Ptcldy /68 37/68 37/42 31/46 25/48 26/48 26/51 /00 00/00 90/100 90/50 20/30 10/20 10/20 Payette State River Mgmt Area/Crouch near 3500 ft MSL/average/ Sunny Sunny Shwrs Ptcldy Ptcldy Ptcldy Ptcldy /77 44/77 40/49 38/53 32/57 32/57 34/58 /00 00/00 90/100 90/40 20/20 10/20 10/20 ...Southeast Oregon... Baker City Ptcldy Ptcldy Shwrs Ptcldy Sunny Ptcldy Sunny /73 38/72 39/49 33/54 28/59 29/59 29/60 /00 00/20 100/90 70/20 10/10 00/10 10/10 Burns Ptcldy Shwrs Shwrs Ptcldy Sunny Sunny Ptcldy /74 37/63 34/51 28/56 25/59 27/60 28/60 /00 10/50 90/80 50/20 10/10 00/10 10/20 Rome Airport KREO Ptcldy Sunny Shwrs Ptcldy Sunny Sunny Ptcldy /78 38/71 37/56 32/58 29/61 31/61 31/62 /00 00/10 90/80 40/10 10/10 10/10 10/20 Jordan Valley/Rome/Owyhee Canyon near 4000 ft MSL/average/ Ptcldy Sunny Shwrs Ptcldy Sunny Sunny Ptcldy /77 40/73 39/53 35/55 31/59 32/59 33/60 /00 00/10 90/90 60/20 10/10 10/10 10/20 Malheur Wildlife Refuge/Frenchglen near 4000 ft MSL/average/ Ptcldy Shwrs Shwrs Ptcldy Sunny Sunny Ptcldy /72 42/62 36/50 32/53 30/57 32/58 32/58 /00 10/60 100/80 60/20 10/10 10/10 10/20 Ontario Ptcldy Sunny Shwrs Ptcldy Sunny Ptcldy Ptcldy /77 44/76 47/56 41/60 36/63 37/62 37/63 /00 00/10 100/100 60/10 10/10 00/10 10/20 Steens Mountain National Recreation Lands near 6000 ft MSL/avg/ Ptcldy Shwrs Snoshwr Ptcldy Ptcldy Ptcldy Ptcldy /66 42/56 33/44 31/46 30/51 33/53 34/52 /00 10/80 100/90 70/30 20/20 10/20 20/30 ...South Central Idaho... Fairfield Sunny Sunny Shwrs Ptcldy Ptcldy Ptcldy Ptcldy /73 40/74 35/46 31/52 26/53 26/53 27/55 /00 00/00 70/100 50/40 20/30 20/10 10/20 Glenns Ferry Sunny Sunny Shwrs Ptcldy Ptcldy Ptcldy Ptcldy /84 48/85 44/57 40/59 35/62 36/62 36/64 /00 00/00 80/100 60/30 20/20 20/10 10/20 Gooding Sunny Sunny Shwrs Ptcldy Ptcldy Ptcldy Ptcldy /79 47/80 41/51 37/55 32/57 34/57 34/60 /00 00/00 70/100 50/30 20/30 20/10 10/20 Jerome Sunny Sunny Shwrs Ptcldy Ptcldy Ptcldy Ptcldy /79 47/79 41/51 37/54 33/55 33/56 34/58 /00 00/00 60/90 50/30 20/20 20/10 10/20 Twin Falls Sunny Sunny Shwrs Ptcldy Ptcldy Ptcldy Ptcldy /78 49/79 41/52 37/54 33/55 33/56 34/58 /00 00/00 70/90 60/40 20/30 20/20 10/20 $$