Today: Partly Sunny, high 54°F, low 30°F. Hourly and 7-day forecast from the National Weather Service. Times are local (MDT).
Irwin, ID 83285 current weather
52°F
Partly Sunny
Forecast for this hour. No recent report from a nearby station.
H 54° / L 30°
No rain expected in the next 12 hours
No recent station report. NWS hourly forecast updated 10/29/2026, 11:31 AM PT
Hourly forecast
NWS, updated 10/29/2026, 11:31 AM PT
Now52°
3 PM52°
4 PM53°
5 PM50°
6 PM49°
7 PM47°
8 PM42°
9 PM42°
10 PM40°
11 PM40°
12 AM39°Fri
1 AM39°
2 AM38°
3 AM38°
4 AM37°
5 AM37°
6 AM36°
7 AM33°
8 AM36°
9 AM37°
10 AM44°
11 AM48°
12 PM52°
1 PM53°
2 PM53°
3 PM55°
4 PM52°
5 PM51°
6 PM51°
7 PM46°
8 PM44°
9 PM43°23%
10 PM41°29%
11 PM41°22%
12 AM40°14%Sat
1 AM40°27%
2 AM40°38%
3 AM40°40%
4 AM38°43%
5 AM38°56%
6 AM38°69%
7 AM34°69%
8 AM34°69%
9 AM37°69%
10 AM40°69%
11 AM43°69%
12 PM45°61%
1 PM46°61%
7-day forecast
Tap a day for details
Today10/29Low 30°High 54°
This Afternoon: Partly sunny. High near 54, with temperatures falling to around 50 in the afternoon. South southwest wind around 8 mph.
Tonight: Mostly cloudy. Low around 30, with temperatures rising to around 37 overnight. Southeast wind 5 to 12 mph, with gusts as high as 20 mph.
Partly Sunny
Fri10/3056% chance of precipitationLow 31°High 57°
Friday: Mostly cloudy. High near 57, with temperatures falling to around 51 in the afternoon. South southeast wind around 10 mph, with gusts as high as 22 mph.
Friday Night: Rain likely after 9pm. Mostly cloudy, with a low around 31. Southeast wind 5 to 9 mph, with gusts as high as 18 mph. Chance of precipitation is 60%.
Mostly Cloudy
Sat10/3174% chance of precipitationLow 31°High 51°
Saturday: Rain likely. Mostly cloudy, with a high near 51. South southeast wind 3 to 7 mph. Chance of precipitation is 70%.
Saturday Night: A chance of rain between midnight and 4am, then rain likely and patchy fog. Mostly cloudy, with a low around 31. Chance of precipitation is 70%.
Light Rain Likely
Sun11/192% chance of precipitationLow 28°High 46°
Sunday: Rain and patchy fog. Cloudy, with a high near 46. Chance of precipitation is 90%.
Sunday Night: Rain before 5am, then a chance of rain and snow. Cloudy, with a low around 28. Chance of precipitation is 90%.
Light Rain
Mon11/252% chance of precipitationLow 23°High 44°
Monday: A chance of rain and snow before 5pm. Mostly cloudy, with a high near 44. Chance of precipitation is 50%.
Monday Night: Mostly cloudy, with a low around 23.
Chance Rain And Snow
Tue11/3Low 23°High 46°
Tuesday: Partly sunny, with a high near 46.
Tuesday Night: Mostly cloudy, with a low around 23.
Partly Sunny
Wed11/4Low 24°High 50°
Wednesday: Mostly sunny, with a high near 50.
Wednesday Night: Mostly cloudy, with a low around 24.
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