FPUS65 KBOI 222031 SFTBOI IDZ011>016-028>030-ORZ061>064-231100- Tabular State Forecast for Southwest Idaho/Southeast Oregon National Weather Service Boise ID 230 PM MDT Sat Aug 22 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 Sun Mon Tue Wed Thu Fri Sat Aug 23 Aug 24 Aug 25 Aug 26 Aug 27 Aug 28 Aug 29 ...Southwest Idaho Valleys... Boise Sunny Ptcldy Sunny Ptcldy Ptcldy Sunny Sunny 64/90 59/93 66/96 68/95 65/90 61/90 61/89 20/10 00/10 10/00 10/10 00/10 00/00 00/00 Caldwell Sunny Ptcldy Sunny Ptcldy Ptcldy Sunny Sunny 61/91 55/93 60/96 64/96 61/91 58/91 58/90 10/00 00/10 10/00 10/00 00/00 00/00 00/00 Emmett Sunny Ptcldy Sunny Ptcldy Ptcldy Sunny Sunny 62/93 57/97 63/98 65/98 60/93 59/92 59/91 20/00 00/10 10/00 00/00 00/00 00/00 00/00 Marsing Sunny Ptcldy Sunny Ptcldy Sunny Sunny Sunny 64/90 58/92 62/95 65/95 63/91 60/90 60/89 10/00 00/10 10/00 00/00 00/00 00/00 00/00 Mountain Home Sunny Ptcldy Sunny Ptcldy Sunny Sunny Sunny 61/92 55/95 61/98 63/98 61/93 57/92 57/90 10/00 00/20 20/00 10/10 00/00 00/00 00/00 Nampa Sunny Ptcldy Sunny Ptcldy Ptcldy Sunny Sunny 63/90 57/93 61/95 64/95 62/90 59/90 59/89 20/00 00/10 10/00 10/00 00/00 00/00 00/00 Payette Sunny Ptcldy Sunny Ptcldy Sunny Sunny Sunny 63/92 58/94 61/97 65/96 62/92 58/92 58/90 20/00 00/10 10/00 00/00 00/00 00/00 00/00 Weiser Sunny Ptcldy Sunny Ptcldy Ptcldy Sunny Sunny 63/94 59/96 63/98 66/97 63/93 60/93 60/91 10/00 00/00 10/00 00/00 00/00 00/00 00/00 Wildlife Refuge/Deer Flat /average/ Sunny Ptcldy Sunny Ptcldy Sunny Sunny Sunny 64/89 59/92 62/94 65/94 63/90 60/89 60/88 10/00 00/10 10/00 00/10 00/00 00/00 00/00 ...West Central and Boise Mountains... Cascade Foggy Sunny Sunny Ptcldy Ptcldy Sunny Sunny 48/84 43/88 50/90 51/89 49/85 46/84 46/82 20/00 00/00 10/00 00/00 00/00 00/00 00/00 Council Sunny Sunny Sunny Ptcldy Ptcldy Sunny Sunny 62/90 59/94 64/95 65/94 63/90 59/89 59/88 10/00 00/00 10/00 00/00 00/00 00/00 00/00 Idaho City Sunny Ptcldy Sunny Ptcldy Ptcldy Sunny Sunny 50/88 44/93 51/93 52/93 50/89 47/88 47/86 20/10 00/10 10/00 10/10 00/10 00/00 00/00 McCall Sunny Sunny Sunny Ptcldy Ptcldy Sunny Sunny 47/80 42/85 50/85 52/84 50/81 47/81 47/79 10/00 00/00 10/00 10/00 00/00 00/00 10/10 Payette State River Mgmt Area/Crouch near 3500 ft MSL/average/ Sunny Ptcldy Sunny Ptcldy Ptcldy Sunny Sunny 56/89 51/94 57/95 58/94 56/90 54/90 53/88 20/00 00/00 10/00 00/00 00/00 00/00 00/00 ...Southeast Oregon... Baker City Sunny Sunny Sunny Sunny Sunny Sunny Sunny 47/85 42/91 51/93 51/92 46/85 42/85 42/83 20/00 00/10 10/00 00/00 00/00 00/00 00/10 Burns Sunny Ptcldy Sunny Ptcldy Sunny Sunny Sunny 45/86 47/91 50/92 50/90 46/86 43/87 43/85 00/00 00/20 20/00 00/00 00/00 00/00 00/00 Rome Airport KREO Sunny Ptcldy Sunny Ptcldy Sunny Sunny Sunny 54/92 51/94 55/95 58/95 54/92 51/92 51/90 00/00 00/20 20/00 00/00 00/00 00/00 00/00 Jordan Valley/Rome/Owyhee Canyon near 4000 ft MSL/average/ Sunny Ptcldy Sunny Ptcldy Ptcldy Sunny Sunny 57/89 54/92 58/93 60/93 56/90 54/90 54/88 10/00 00/20 20/00 00/00 00/00 00/00 00/00 Malheur Wildlife Refuge/Frenchglen near 4000 ft MSL/average/ Sunny Ptcldy Sunny Ptcldy Sunny Sunny Sunny 49/82 49/87 54/89 55/87 51/84 49/85 49/83 00/00 00/20 20/00 00/00 00/00 00/00 00/00 Ontario Sunny Ptcldy Sunny Ptcldy Sunny Sunny Sunny 63/92 58/94 61/96 65/96 61/91 58/91 58/89 20/00 00/10 10/00 00/00 00/00 00/00 00/00 Steens Mountain National Recreation Lands near 6000 ft MSL/avg/ Sunny Ptcldy Sunny Ptcldy Sunny Sunny Sunny 53/80 55/84 57/84 58/83 54/81 52/81 52/79 00/00 00/20 20/00 00/00 00/00 00/00 10/10 ...South Central Idaho... Fairfield Sunny Ptcldy Sunny Ptcldy Ptcldy Ptcldy Sunny 51/86 45/88 50/88 52/89 51/86 47/85 46/83 20/00 00/10 10/00 10/10 00/20 00/10 10/10 Glenns Ferry Sunny Mocldy Sunny Ptcldy Ptcldy Ptcldy Sunny 63/94 57/96 62/98 64/98 62/94 59/92 58/91 10/00 00/10 10/00 10/10 00/00 00/00 00/00 Gooding Sunny Mocldy Sunny Ptcldy Ptcldy Ptcldy Sunny 61/89 56/91 59/93 61/92 59/89 56/87 56/85 10/00 00/10 10/00 10/10 00/20 00/00 00/00 Jerome Sunny Mocldy Sunny Ptcldy Ptcldy Ptcldy Ptcldy 64/85 61/88 61/90 63/90 62/87 59/86 59/84 20/00 10/20 20/00 10/10 00/20 00/00 00/10 Twin Falls Sunny Mocldy Sunny Ptcldy Ptcldy Ptcldy Ptcldy 66/86 62/88 61/90 64/90 64/88 60/87 60/85 30/10 10/40 20/00 00/10 00/00 00/00 00/10 $$