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ZIP 83255 · Lost River, Idaho

Current conditions and the National Weather Service 7-day forecast for ZIP code 83255, Lost River, Idaho — temperature, rain chance, wind, radar and alerts.

Saturday Aug 29 night: a low around 43°F. Sunday Aug 30: a high near 64°F and a low around 40°F. The wettest day looks like Tuesday Sep 1, near 0.02 in. Highs over the period run 63°F to 69°F.

National Weather Service forecast for ZIP 83255, Lost River, Idaho
DayHighLowPrecip
Saturday Aug 2943°
Sunday Aug 3064°40°
Monday Aug 3169°46°
Tuesday Sep 168°45°0.02 in
Wednesday Sep 264°43°
Thursday Sep 363°42°
Friday Sep 464°44°
Saturday Sep 564°

NOAA NWS NDFD 2.5 km, run 2026-08-30 03:00 UTC · days are local time in America/Boise. The live page updates continuously.

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