– Lat/Long: 48.78° N 113.73° W
Mount Grinnell Weather Forecast
Lewis Range · United StatesIssued: 11 am Sun 13 Sep Local Time
Updates in:
Update imminent hr min s
Issued: 11 am Sun 13 Sep Local Time
Updates in:
Update imminent hr min s
2 Mount Grinnell Elevations: 2 Forecast Elevations: Days 1–3 Weather SummaryLight rain (total 3mm) at first, then becoming colder with a dusting of snow on Mon morning. Freeze-thaw conditions (max 6°C on Sun morning, min 0°C on Sun night). Winds decreasing (fresh winds from the W on Sun night, calm by Tue morning). | Days 4–6 Weather SummaryMostly dry. Very mild (max 17°C on Thu afternoon, min 6°C on Wed morning). Wind will be generally light. | |||||||||||||||||
Sunday 13 | Monday 14 | Tuesday 15 | Wednesday 16 | Thursday 17 | Friday 18 | |||||||||||||
AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 | |  |  | |  |  | |  |  | |  | | | | |  | | |
light rain | light rain | rain shwrs | light snow | light rain | cloudy | cloudy | light rain | some clouds | clear | clear | clear | clear | clear | some clouds | clear | some clouds | rain shwrs | |
Cloud base (m) | 1950 | 1950 | 2050 | 1950 | 1950 | 1950 | 2000 | 2150 | 2800 | 6400 | 5400 | 8900 | ||||||
km/h | ||||||||||||||||||
 |  |  |  |  |  | |||||||||||||
 cm | — | — | — | 3 | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
mm | 0.4 | 2 | 0.2 | — | 0.1 | — | — | 0.2 | — | — | — | — | — | — | — | — | — | 0.6 |
max °C | 6 | 5 | 2 | 2 | 3 | 2 | 5 | 6 | 4 | 9 | 12 | 9 | 15 | 17 | 12 | 14 | 16 | 11 |
min °C | 6 | 4 | 0 | 0 | 2 | 1 | 3 | 5 | 3 | 6 | 12 | 9 | 11 | 17 | 10 | 11 | 15 | 9 |
chill °C | 4 | 1 | -7 | -4 | 0 | -2 | 2 | 5 | 3 | 5 | 10 | 7 | 9 | 17 | 10 | 11 | 15 | 9 |
Freezing level m | 3650 | 2700 | 2200 | 2100 | 2350 | 2450 | 2700 | 2800 | 2750 | 3250 | 3700 | 4150 | 4250 | 4300 | 4300 | 4000 | 3900 | 3900 |
 | 7:07 | — | — | 7:09 | — | — | 7:09 | — | — | 7:11 | — | — | 7:13 | — | — | 7:15 | — | — |
 | — | 7:52 | — | — | 7:50 | — | — | 7:47 | — | — | 7:45 | — | — | 7:44 | — | — | 7:42 | — |
Loading...
Mount Grinnell Weather (Days 0-3):
The weather forecast for Mount Grinnell is: Light rain (total 3mm) at first, then becoming colder with a dusting of snow on Mon morning. Freeze-thaw conditions (max 6°C on Sun morning, min 0°C on Sun night). Winds decreasing (fresh winds from the W on Sun night, calm by Tue morning).
Mount Grinnell Weather (Days 3-6):
Mostly dry. Very mild (max 17°C on Thu afternoon, min 6°C on Wed morning). Wind will be generally light.
This table gives the weather forecast for Mount Grinnell at the specific elevation of 2000 m. Our advanced weather models allow us to provide distinct weather forecasts for several elevations of Mount Grinnell. To see the weather forecasts for the other elevations, use the tab navigation above the table. For a wider overview of the weather, consult the Weather Map of Montana.
| Weather Station | Temp. | Weather | Wind | Gusts | Cloud / Visibility |
|---|---|---|---|---|---|
Carway-Alta | |||||
 | |||||
| |||||
Bullhorn Coulee Reservoir- Alta | |||||
Glenwood- Alta | |||||
* NOTE: not all weather observatories update at the same frequency which is the reason why some locations may show data from stations that are further away than known closer ones.
Mount Grinnell Photos
View all
Lewis Range photos (3) |
Rocky Mountains (USA) photos (302) |
photos from mountains in United States (3070) |
all photos
Upload new photo
Upload new photoMount Grinnell