Active Weather Alerts
Frost Advisory
Issued: 6:00 PM May. 18, 2026 – National Weather Service
...FROST ADVISORY IN EFFECT FROM MIDNIGHT TONIGHT TO 9 AM MDT TUESDAY... * WHAT...Temperature ranges between 27 and 32 will result in frost formation. * WHERE...Low-lying areas of the Missoula and Bitterroot Valleys. * WHEN...From midnight tonight to 9 AM MDT Tuesday. * 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. &&
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