– Lat/Long: 48.78° N 113.73° W
Mount Grinnell Weather Forecast
Lewis Range · United StatesIssued: 11 pm Sat 26 Sep Local Time
Updates in:
Update imminent hr min s
Issued: 11 pm Sat 26 Sep Local Time
Updates in:
Update imminent hr min s
2 Mount Grinnell Elevations: 2 Forecast Elevations: Days 1–4 Weather SummaryMostly dry. Freeze-thaw conditions (max 3°C on Sun afternoon, min -4°C on Sat night). Winds increasing (light winds from the WSW on Sat night, severe gales from the WSW by Mon night). | Days 5–7 Weather SummaryMostly dry. Freeze-thaw conditions (max 8°C on Thu afternoon, min -2°C on Wed morning). Winds increasing (light winds from the WSW on Wed night, severe gales from the WSW by Fri morning). | |||||||||||||||
Sunday 27 | Monday 28 | Tuesday 29 | Wednesday 30 | Thursday 1 | ||||||||||||
night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  | |  |  | | | | |  | | | | | | | |
clear | some clouds | some clouds | some clouds | clear | some clouds | clear | some clouds | some clouds | cloudy | some clouds | clear | clear | clear | clear | clear | |
Cloud base (m) | 6250 | 6600 | 7000 | 3200 | 2750 | 2550 | 2600 | 2850 | 6850 | |||||||
km/h | ||||||||||||||||
 |  |  |  |  |  | |||||||||||
 cm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
max °C | -1 | 2 | 3 | 2 | 3 | 3 | 3 | 1 | 2 | 1 | -1 | 1 | 1 | 5 | 8 | 7 |
min °C | -4 | 1 | 2 | 1 | 2 | 2 | 0 | -1 | 1 | -1 | -2 | 1 | -1 | 3 | 7 | 6 |
chill °C | -12 | -3 | -3 | -5 | -3 | -5 | -10 | -11 | -8 | -9 | -10 | -5 | -5 | -2 | 3 | -1 |
Freezing level m | 1950 | 2950 | 3100 | 3100 | 3150 | 3150 | 3350 | 2550 | 2850 | 2700 | 2450 | 2800 | 2600 | 3350 | 3800 | 4000 |
 | — | 7:28 | — | — | 7:28 | — | — | 7:30 | — | — | 7:31 | — | — | 7:33 | — | — |
 | — | — | 7:22 | — | — | 7:20 | — | — | 7:17 | — | — | 7:15 | — | — | 7:14 | — |
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Mount Grinnell Weather (Days 0-3):
The weather forecast for Mount Grinnell is: Mostly dry. Freeze-thaw conditions (max 3°C on Sun afternoon, min -4°C on Sat night). Winds increasing (light winds from the WSW on Sat night, severe gales from the WSW by Mon night).
Mount Grinnell Weather (Days 3-6):
Mostly dry. Freeze-thaw conditions (max 8°C on Thu afternoon, min -2°C on Wed morning). Winds increasing (light winds from the WSW on Wed night, severe gales from the WSW by Fri morning).
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 | |||||
Waterton Park Gate Airport |  | ||||
WatertonParkGate- Alta | |||||
Bullhorn Headwaters- Alta | |||||
Cardston- Alta | |||||
Cardston Airport | | ||||
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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