– Lat/Long: 48.78° N 113.73° W
Mount Grinnell Weather Forecast
Lewis Range · United StatesIssued: 5 pm Thu 24 Sep Local Time
Updates in:
Update imminent hr min s
Issued: 5 pm Thu 24 Sep Local Time
Updates in:
Update imminent hr min s
2 Mount Grinnell Elevations: 2 Forecast Elevations: Days 1–4 Weather SummaryLight rain (total 5mm), mostly falling on Fri night. Freeze-thaw conditions (max 16°C on Thu afternoon, min -1°C on Sat morning). Winds decreasing (strong winds from the WSW on Fri night, light winds from the SW by Sat night). | Days 5–7 Weather SummaryLight rain (total 2mm) at first, then becoming colder with a dusting of snow on Tue night. Freeze-thaw conditions (max 7°C on Mon afternoon, min 0°C on Tue night). Winds increasing (light winds from the WSW on Sun night, near gales from the WSW by Tue afternoon). | ||||||||||||||||
Thu 24 | Friday 25 | Saturday 26 | Sunday 27 | Monday 28 | Tuesday 29 | ||||||||||||
PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  | |  |  |  | |  |  | | | | | | | |  | |
clear | clear | clear | rain shwrs | light rain | cloudy | rain shwrs | some clouds | some clouds | clear | clear | clear | clear | some clouds | some clouds | some clouds | snow shwrs | |
Cloud base (m) | 4600 | 8600 | 5000 | 4900 | 1950 | 1900 | 2300 | 5850 | 8300 | 6700 | 2900 | 2700 | 2300 | ||||
km/h | |||||||||||||||||
 |  |  |  |  |  | ||||||||||||
 cm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 1 |
mm | — | — | — | 2 | 3 | — | 0.1 | — | — | — | — | — | — | — | — | — | 2 |
max °C | 16 | 14 | 15 | 13 | 3 | -1 | 3 | 1 | 5 | 6 | 3 | 6 | 7 | 4 | 5 | 7 | 6 |
min °C | 16 | 13 | 15 | 4 | 0 | -1 | 2 | 0 | 2 | 5 | 2 | 3 | 7 | 3 | 3 | 7 | 0 |
chill °C | 15 | 11 | 13 | -2 | -7 | -8 | -3 | -4 | -2 | 2 | -1 | 0 | 4 | -4 | -3 | 1 | -7 |
Freezing level m | 3950 | 4250 | 4350 | 3600 | 2350 | 1800 | 2250 | 2000 | 2400 | 2750 | 2750 | 2850 | 2850 | 2950 | 2750 | 2950 | 2750 |
 | — | — | 7:24 | — | — | 7:26 | — | — | 7:28 | — | — | 7:28 | — | — | 7:30 | — | — |
 | 7:29 | — | — | 7:27 | — | — | 7:24 | — | — | 7:22 | — | — | 7:20 | — | — | 7:17 | — |
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Mount Grinnell Weather (Days 0-3):
The weather forecast for Mount Grinnell is: Light rain (total 5mm), mostly falling on Fri night. Freeze-thaw conditions (max 16°C on Thu afternoon, min -1°C on Sat morning). Winds decreasing (strong winds from the WSW on Fri night, light winds from the SW by Sat night).
Mount Grinnell Weather (Days 3-6):
Light rain (total 2mm) at first, then becoming colder with a dusting of snow on Tue night. Freeze-thaw conditions (max 7°C on Mon afternoon, min 0°C on Tue night). Winds increasing (light winds from the WSW on Sun night, near gales from the WSW by Tue afternoon).
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 | |||||
 | |||||
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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