– Lat/Long: 43.78° N 110.77° W
Mount Saint John
Weather Forecast, United StatesIssued: 5 pm Thu 23 Apr Local TimeUpdates in: hr min sUpdate imminent
Issued: 5 pm Thu 23 Apr Local Time
Updates in:
Update imminent hr min s
Issued: 5 pm Thu 23 Apr Local Time
Updates in:
Update imminent hr min s
2 Mount Saint John Elevations: 2 Forecast Elevations: Days 1–4 Weather SummaryA heavy fall of snow, heaviest during Thu night. Temperatures will be well below freezing (max -9°C on Thu afternoon, min -14°C on Thu night). Winds decreasing (strong winds from the WSW on Thu afternoon, light winds from the WNW by Fri night). | Days 5–7 Weather SummaryA moderate fall of snow, heaviest on Tue morning. Temperatures will be well below freezing (max -6°C on Tue night, min -10°C on Sun night). Winds decreasing (fresh winds from the WSW on Mon afternoon, light winds from the WSW by Wed morning). | ||||||||||||||||
Thu 23 | Friday 24 | Saturday 25 | Sunday 26 | Monday 27 | Tuesday 28 | ||||||||||||
PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  | |  |  |  | |  |  | | | | | | | | | |
mod. snow | heavy snow | mod. snow | snow shwrs | snow shwrs | some clouds | some clouds | some clouds | light snow | light snow | some clouds | some clouds | light snow | snow shwrs | light snow | light snow | some clouds | |
km/h | |||||||||||||||||
 |  |  |  |  |  | ||||||||||||
7 | 11 | 6 | 6 | 8 | — | — | — | 1 | 2 | — | — | 1 | 2 | 2 | 2 | — | |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
max °C | -9 | -12 | -12 | -10 | -11 | -12 | -10 | -9 | -9 | -8 | -7 | -9 | -7 | -8 | -9 | -7 | -6 |
min °C | -10 | -14 | -14 | -11 | -13 | -13 | -11 | -9 | -9 | -8 | -10 | -10 | -8 | -9 | -10 | -7 | -8 |
-22 | -24 | -24 | -21 | -20 | -20 | -19 | -17 | -16 | -14 | -19 | -19 | -18 | -16 | -18 | -16 | -16 | |
2050 | 1350 | 1300 | 2000 | 1500 | 1400 | 2050 | 1400 | 2050 | 2350 | 2200 | 2100 | 2450 | 1950 | 2150 | 2550 | 2450 | |
Cloud base (m) | 2600 | 2600 | 2700 | 2650 | 2600 | 2600 | 2850 | 2700 | 2850 | 2600 | 2650 | 6850 | 3300 | 2650 | 2600 | 2750 | 2700 |
 | — | — | 6:26 | — | — | 6:24 | — | — | 6:22 | — | — | 6:20 | — | — | 6:20 | — | — |
 | 8:15 | — | — | 8:16 | — | — | 8:17 | — | — | 8:19 | — | — | 8:20 | — | — | 8:21 | — |
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Mount Saint John Weather (Days 0-3):
The weather forecast for Mount Saint John is: A heavy fall of snow, heaviest during Thu night. Temperatures will be well below freezing (max -9°C on Thu afternoon, min -14°C on Thu night). Winds decreasing (strong winds from the WSW on Thu afternoon, light winds from the WNW by Fri night).
Mount Saint John Weather (Days 3-6):
A moderate fall of snow, heaviest on Tue morning. Temperatures will be well below freezing (max -6°C on Tue night, min -10°C on Sun night). Winds decreasing (fresh winds from the WSW on Mon afternoon, light winds from the WSW by Wed morning).
This table gives the weather forecast for Mount Saint John at the specific elevation of 3484 m. Our advanced weather models allow us to provide distinct weather forecasts for several elevations of Mount Saint John. 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 Wyoming.
| Weather Station | Temp. | Weather | Wind | Gusts | Cloud / Visibility |
|---|---|---|---|---|---|
Jackson Airport |  | ||||
 | |||||
lightning 24km WNW of Driggs |  | ||||
lightning 27km ESE of Sugar City | | ||||
 |
* 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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