– Lat/Long: 48.78° N 113.73° W
Mount Grinnell Weather Forecast
Lewis Range · United StatesIssued: 11 am Wed 28 Oct Local Time
Updates in:
Update imminent hr min s
Issued: 11 am Wed 28 Oct Local Time
Updates in:
Update imminent hr min s
2 Mount Grinnell Elevations: 2 Forecast Elevations: Days 1–3 Weather SummaryA moderate fall of snow, heaviest on Wed night. Temperatures will be below freezing (max 0°C on Fri morning, min -9°C on Wed night). Winds decreasing (fresh winds from the WSW on Wed morning, calm by Fri afternoon). | Days 4–6 Weather SummaryA light covering of new snow mostly falling on Sat night. Freeze-thaw conditions (max 3°C on Mon night, min -6°C on Sun afternoon). Mainly fresh winds. | |||||||||||||||||
Wednesday 28 | Thursday 29 | Friday 30 | Saturday 31 | Sunday 1 | Monday 2 | |||||||||||||
AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 | |  | |  |  |  | | | |  |  | |  |  | | | | |
light snow | light snow | mod. snow | light snow | snow shwrs | some clouds | some clouds | some clouds | some clouds | some clouds | clear | snow shwrs | light snow | cloudy | clear | clear | clear | some clouds | |
Cloud base (m) | 1950 | 1900 | 1900 | 1900 | 1900 | 2000 | 1900 | 2150 | 2050 | 2200 | 2350 | 1900 | 1950 | 2000 | 1950 | 1900 | 1900 | |
km/h | ||||||||||||||||||
 |  |  |  |  |  | |||||||||||||
 cm | 3 | 2 | 10 | 1 | 1 | — | — | — | — | — | — | 5 | 1 | — | — | — | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
max °C | -8 | -8 | -8 | -8 | -7 | -4 | 0 | 0 | -2 | -3 | -3 | -4 | -5 | -6 | -3 | -1 | 2 | 3 |
min °C | -8 | -8 | -9 | -9 | -7 | -7 | -2 | -1 | -5 | -4 | -3 | -5 | -5 | -6 | -5 | -3 | 1 | 2 |
chill °C | -18 | -15 | -18 | -18 | -15 | -15 | -7 | -5 | -12 | -10 | -10 | -9 | -9 | -11 | -10 | -7 | 0 | -2 |
Freezing level m | 1550 | 1600 | 1350 | 1150 | 1650 | 900 | 1150 | 2700 | 1400 | 1400 | 2200 | 1400 | 1500 | 1800 | 850 | 1100 | 3350 | 1200 |
 | 8:14 | — | — | 8:15 | — | — | 8:17 | — | — | 8:18 | — | — | 7:21 | — | — | 8:22 | — | — |
 | — | 6:21 | — | — | 6:20 | — | — | 6:17 | — | — | 6:15 | — | — | 5:15 | — | — | 6:13 | — |
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Mount Grinnell Weather (Days 0-3):
The weather forecast for Mount Grinnell is: A moderate fall of snow, heaviest on Wed night. Temperatures will be below freezing (max 0°C on Fri morning, min -9°C on Wed night). Winds decreasing (fresh winds from the WSW on Wed morning, calm by Fri afternoon).
Mount Grinnell Weather (Days 3-6):
A light covering of new snow mostly falling on Sat night. Freeze-thaw conditions (max 3°C on Mon night, min -6°C on Sun afternoon). Mainly fresh winds.
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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