– Lat/Long: 48.78° N 113.73° W
Mount Grinnell Weather Forecast
Lewis Range · United StatesIssued: 11 am Wed 07 Oct Local Time
Updates in:
Update imminent hr min s
Issued: 11 am Wed 07 Oct Local Time
Updates in:
Update imminent hr min s
2 Mount Grinnell Elevations: 2 Forecast Elevations: Days 1–3 Weather SummaryA dusting of new snow. Freeze-thaw conditions (max 9°C on Wed afternoon, min -7°C on Fri night). Winds decreasing (stormy winds from the WSW on Fri morning, light winds from the NW by Fri night). | Days 4–6 Weather SummaryA light covering of new snow mostly falling on Sat night. Freeze-thaw conditions (max 5°C on Mon afternoon, min -12°C on Sat night). Winds increasing (calm on Sun afternoon, near gales from the WSW by Mon night). | |||||||||||||||||
Wednesday 7 | Thursday 8 | Friday 9 | Saturday 10 | Sunday 11 | Monday 12 | |||||||||||||
AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  |  | | | | |  |  |  |  | | | | | | | | |
clear | some clouds | clear | clear | clear | clear | clear | cloudy | snow shwrs | snow shwrs | light snow | snow shwrs | cloudy | some clouds | clear | clear | clear | clear | |
Cloud base (m) | 8550 | 8500 | 6850 | 9550 | 3100 | 2000 | 1900 | 2100 | 1950 | 1900 | 2050 | 2000 | 1950 | |||||
km/h | ||||||||||||||||||
 |  |  |  |  |  | |||||||||||||
 cm | — | — | — | — | — | — | — | — | 4 | 1 | 2 | 5 | — | — | — | — | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
max °C | 8 | 9 | 8 | 8 | 8 | 7 | 4 | 2 | -2 | -9 | -10 | -12 | -10 | -7 | -3 | 3 | 5 | 4 |
min °C | 6 | 8 | 7 | 8 | 7 | 5 | 2 | 0 | -7 | -10 | -11 | -12 | -11 | -9 | -7 | -1 | 4 | 2 |
chill °C | 2 | 4 | 2 | 4 | 2 | -3 | -7 | -8 | -13 | -19 | -21 | -23 | -18 | -9 | -10 | -3 | 1 | -6 |
Freezing level m | 3850 | 3950 | 4000 | 4050 | 3900 | 3900 | 3500 | 2900 | 1950 | 1200 | 1450 | 850 | 700 | 1300 | 850 | 1050 | 3600 | 3650 |
 | 7:41 | — | — | 7:43 | — | — | 7:45 | — | — | 7:47 | — | — | 7:48 | — | — | 7:50 | — | — |
 | — | 7:01 | — | — | 7:00 | — | — | 6:57 | — | — | 6:54 | — | — | 6:52 | — | — | 6:51 | — |
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Mount Grinnell Weather (Days 0-3):
The weather forecast for Mount Grinnell is: A dusting of new snow. Freeze-thaw conditions (max 9°C on Wed afternoon, min -7°C on Fri night). Winds decreasing (stormy winds from the WSW on Fri morning, light winds from the NW by Fri night).
Mount Grinnell Weather (Days 3-6):
A light covering of new snow mostly falling on Sat night. Freeze-thaw conditions (max 5°C on Mon afternoon, min -12°C on Sat night). Winds increasing (calm on Sun afternoon, near gales from the WSW by Mon night).
This table gives the weather forecast for Mount Grinnell at the specific elevation of 2698 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 | |||||
 | |||||
WatertonParkGate- Alta | |||||
Bullhorn Headwaters- Alta | |||||
Cardston- Alta | |||||
| |||||
Bullhorn Coulee Reservoir- 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.
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