Minor Expected Likely Frost Advisory Frost Advisory issued October 12 at 11:25AM MDT until October 14 at 10:00AM MDT by NWS Boise ID Oct 13, 12:00 AM → Oct 14, 10:00 AM WHAT: Low temperatures between 33 and 35 degrees Tuesday andWednesday mornings will result in frost formation. A 40% chancetemperatures could fall below freezing, 30 to 32 degrees, fromMountain Home through the Western Magic Valley on Wednesdaymorning. WHERE: Portions of south central and southwest Idaho and southeastOregon. WHEN: From midnight MDT /11 PM PDT/ tonight to 10 AM MDT /9 AMPDT/ Wednesday. IMPACTS: Frost could harm sensitive outdoor vegetation. Sensitiveoutdoor plants may be killed if left uncovered. + Read More Take steps now to protect tender plants from the cold. Updated: Oct 12, 5:19 PM Source: NWS Alert