46°45'N / 114°4'V / Altitudine 970 m / 15:06 18.05.2026, America/Denver (UTC-6)
de la: 19.05.2026, 00:00
la: 19.05.2026, 09:00
* WHAT...Temperatures ranging between 27 and 34 will result in frost formation. * WHERE...Lower Clark Fork Region, but not along Highway 200 west of Trout Creek. * 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. * ADDITIONAL DETAILS...Temperature ranges: 31 to 36 degrees Trout Creek to Plains and including Evaro, 31 to 35 Alberton, 33 to 35 Superior, 30 to 32 St. Regis, and 27 to 29 DeBorgia to Haugan.
Missoula
Take steps now to protect tender plants from the cold.
NWS Missoula MT
18.05.2026, 12:00de la: 19.05.2026, 00:00
la: 19.05.2026, 09:00
* WHAT...Temperature ranges between 25 and 32 will result in frost formation. * WHERE...Bitterroot/Sapphire Mountains. * 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. * ADDITIONAL DETAILS...Temperature Ranges: 30 to 32 along US-12 west of Lolo, 26 to 29 degrees in the Rock Creek area, 26 to 28 Sula, and 25 to 28 in the Painted Rocks area.
MissoulaTake steps now to protect tender plants from the cold.NWS Missoula MT18.05.2026, 12:00de la: 19.05.2026, 00:00
la: 19.05.2026, 09:00
* 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.
Missoula,Missoula/Bitterroot ValleysTake steps now to protect tender plants from the cold.NWS Missoula MT18.05.2026, 12:00