FXUS65 KPIH 271901 AFDPIH Area Forecast Discussion National Weather Service Pocatello ID 101 PM MDT Mon Oct 27 2025 .KEY MESSAGES... - Last of the snow wraps up this evening along the Wyoming border. - Cold overnight lows staying 5 to 10 degrees below normal through Wednesday night. Warming trend to afternoon highs through at Friday in the west, Saturday in the east. - Chance of rain and snow mainly in the north half Saturday night and Sunday. Gusty wind returns. && .SHORT TERM /THROUGH WEDNESDAY NIGHT/... Issued at 100 PM MDT Mon Oct 27 2025 Leftover showers will wrap up tonight in the Centennial Mountains and the Teton Valley. High pressure will move over the region at all levels. This will keep skies clear both day and night. Expect chilly temperatures the next couple of nights as northwesterly flow replenishes the cold air. A shift in the upper levels will allow temperatures to warm Wed night. Meanwhile, sunny afternoons will have an immediate impact on warming, first slow with Tue continuing to be below normal for highs, but by Wed exceeding normal high temperatures for the time of year. As usual under high presssure, after the low has moved far enough south, the breezy to windy conditions in eastern Idaho will subside and expect light wind with slope-valley wind phenomenon determining direction in the lower elevations, and northwest wind shifting to southwest during the day Tue. && .LONG TERM /THURSDAY THROUGH SUNDAY/... Issued at 100 PM MDT Mon Oct 27 2025 Thursday and Friday will be dry with highs in the 40s mountains and 50s valleys. Lows Thursday night in the teens and 20s. Will remain in northwesterly flow aloft. Weak wave aloft will move through over the weekend and have some mainly mountains showers Saturday and Saturday night with dry conditions returning Sunday into Monday under weak upper level ridging. Expect slightly above normal high temperatures Saturday into Monday in the upper 50s to lower 60s valleys and mid 40s to mid 50s mountains. Saturday and Sunday will have the strongest winds in the long term period with widespread 10 to 20 mph speeds in the Snake River Plain. && .AVIATION /18Z TAFS THROUGH 18Z TUESDAY/... Issued at 1110 AM MDT Mon Oct 27 2025 Main impact this afternoon will be lingering MVFR ceilings and gusty winds 20 to 30 knots at PIH, IDA and BYI. Expect ceilings to lift in the 19 to 20Z time frame except at SUN where VFR conditions already exist. Expect mainly clear skies after 01Z at all sites as well. Strong winds will also dies down in the 01 to 02Z time frames at the lower elevation sites. Tuesday will be excellent flying conditions at all TAF sites with much lighter winds expected. && .PIH WATCHES/WARNINGS/ADVISORIES... None. && $$ SHORT TERM...Messick LONG TERM...GK AVIATION...GK