Frost Advisory
Status
New Event Active alertStart Time
Tue 10/13/2026 02:00 AM EDTEnd Time
Wed 10/14/2026 12:00 PM EDTSignificance
AdvisoryImpacts
Low impact
Locations Affected
Boise, ID ∙ Nampa, ID ∙ Meridian, ID ∙ Weiser, ID ∙ Hidden Spring, ID ∙ Eden, ID ∙ Notus, ID ∙ Orchard, ID ∙ Murphy, ID ∙ Hagerman, IDFull Alert Message
URGENT - WEATHER MESSAGE National Weather Service Boise ID 1125 AM MDT Mon Oct 12 2026 ...FROST ADVISORY IN EFFECT FROM MIDNIGHT MDT /11 PM PDT/ TONIGHT TO 10 AM MDT /9 AM PDT/ WEDNESDAY... * WHAT...Low temperatures between 33 and 35 degrees Tuesday and Wednesday mornings will result in frost formation. A 40% chance temperatures could fall below freezing, 30 to 32 degrees, from Mountain Home through the Western Magic Valley on Wednesday morning. * WHERE...Portions of south central and southwest Idaho and southeast Oregon. * WHEN...From midnight MDT /11 PM PDT/ tonight to 10 AM MDT /9 AM PDT/ Wednesday. * IMPACTS...Frost could harm sensitive outdoor vegetation. Sensitive outdoor plants may be killed if left uncovered. PRECAUTIONARY/PREPAREDNESS ACTIONS... Take steps now to protect tender plants from the cold.
Technical Header
IDZ012-014-016-ORZ064-131700- /O.NEW.KBOI.FR.Y.0002.261013T0600Z-261014T1600Z/ Lower Treasure Valley-Upper Treasure Valley-Western Magic Valley- Oregon Lower Treasure Valley- Including the cities of Boise, Caldwell, Twin Falls, Nyssa, Nampa, and Ontario 1125 AM MDT Mon Oct 12 2026 /1025 AM PDT Mon Oct 12 2026/
