
Likelihood of HISTORIC Northern Rockies 3-5 day precipitation and snowmelt this week in some valleys and west slopes resulting in poor drainage ponding and stream flooding threats along with rockslides. Several feet of heavy snow above 8000 feet possible.
Hazardous Weather Conditions
Current conditions at
Grangeville - Idaho County Airport (KGIC)
Lat: 45.94111°NLon: 116.13257°WElev: 3287.0ft.
Overcast
46°F
8°C
| Humidity | 87% |
| Wind Speed | SW 12 MPH |
| Barometer | 29.95 in (1014.22 mb) |
| Dewpoint | 43°F (6°C) |
| Visibility | 7.00 mi |
| Wind Chill | 40°F (4°C) |
| Last update | 09 Dec 05:55 AM PST |
Extended Forecast for
Grangeville ID
Flood Watch until December 11, 05:00pm
NOW until 5:00pm Thu
Flood Watch
Today
High: 46 °F
Rain and
Breezy then
Rain LikelyTonight

Low: 39 °F⇑
Rain
Wednesday

High: 51 °F
Rain
Wednesday Night

Low: 45 °F
Chance Rain
Thursday

High: 52 °F
Rain Likely
Thursday Night

Low: 44 °F
Chance Rain
Friday
High: 52 °F
Slight Chance
Rain then
Partly SunnyFriday Night

Low: 38 °F
Slight Chance
Rain
Detailed Forecast
Today
Rain, mainly before 1pm. High near 46. Breezy, with a southwest wind 17 to 22 mph decreasing to 11 to 16 mph in the afternoon. Winds could gust as high as 36 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.
Tonight
Rain. Temperature falling to near 39 by 10pm, then rising to around 47 during the remainder of the night. Southwest wind 6 to 16 mph, with gusts as high as 25 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.
Wednesday
Rain. High near 51. South southwest wind around 16 mph, with gusts as high as 30 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.
Wednesday Night
A 50 percent chance of rain. Cloudy, with a low around 45. South southwest wind 14 to 17 mph, with gusts as high as 30 mph. New precipitation amounts of less than a tenth of an inch possible.
Thursday
Rain likely. Cloudy, with a high near 52. Southwest wind 11 to 14 mph, with gusts as high as 24 mph. Chance of precipitation is 70%.
Thursday Night
A 50 percent chance of rain. Cloudy, with a low around 44.
Friday
A 20 percent chance of rain before 11am. Mostly cloudy, with a high near 52.
Friday Night
A slight chance of rain after 11pm. Mostly cloudy, with a low around 38.
Saturday
Partly sunny, with a high near 50.
Saturday Night
A slight chance of rain after 11pm. Mostly cloudy, with a low around 37.
Sunday
A chance of rain. Mostly cloudy, with a high near 47.
Sunday Night
A slight chance of rain. Mostly cloudy, with a low around 37.
Monday
A chance of rain. Mostly cloudy, with a high near 50.
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ABOUT THIS FORECAST
Point Forecast:
Grangeville ID
45.93°N 116.12°W (Elev. 3389 ft)
45.93°N 116.12°W (Elev. 3389 ft)
1:02 am MST Dec 9, 2025
7am MST Dec 9, 2025-6pm MST Dec 15, 2025



