– Lat/Long: 48.46° N 121.09° W
Johannesburg Mountain Weather Forecast
Cascade Range · United StatesIssued: 4 am Mon 28 Sep Local Time
Updates in:
Update imminent hr min s
Issued: 4 am Mon 28 Sep Local Time
Updates in:
Update imminent hr min s
3 Johannesburg Mountain Elevations: 3 Forecast Elevations: Days 1–3 Weather SummaryA moderate fall of snow, heaviest on Tue morning. Freeze-thaw conditions (max 3°C on Wed afternoon, min -2°C on Tue night). Winds decreasing (near gales from the W on Mon night, light winds from the W by Wed afternoon). | Days 4–6 Weather SummaryA light fall of snow, heaviest on Thu afternoon. Turning milder with light rain (total 2mm) on Thu night. Mild temperatures (max 8°C on Sat afternoon, min 1°C on Thu morning). Winds decreasing (fresh winds from the SW on Thu morning, calm by Sat night). | |||||||||||||||||
Monday 28 | Tuesday 29 | Wednesday 30 | Thursday 1 | Friday 2 | Saturday 3 | |||||||||||||
AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  |  |  |  |  | | | | | | | | |  | |  | | |
clear | some clouds | light snow | mod. snow | light snow | some clouds | clear | clear | some clouds | light snow | mod. snow | light snow | light snow | some clouds | rain shwrs | clear | cloudy | some clouds | |
Cloud base (m) | 5900 | 2950 | 1750 | 1600 | 1600 | 1700 | 2000 | 3450 | 2000 | 1600 | 1600 | 1600 | 1900 | 2050 | 9000 | 6900 | ||
km/h | ||||||||||||||||||
 |  |  |  |  |  | |||||||||||||
 cm | — | — | 2 | 6 | 3 | — | — | — | — | 2 | 9 | 4 | 3 | — | — | — | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | 2 | — | — | 0.2 | — | — | — |
max °C | 1 | 1 | 2 | 2 | 2 | 0 | 0 | 3 | 2 | 2 | 2 | 2 | 2 | 2 | 4 | 6 | 8 | 8 |
min °C | 1 | 1 | 0 | 2 | 1 | -2 | -1 | 2 | 1 | 1 | 1 | 2 | 1 | 2 | 3 | 4 | 8 | 7 |
chill °C | -4 | -4 | -6 | -5 | -6 | -9 | -5 | -1 | -4 | -6 | -6 | -3 | -4 | -2 | 0 | 2 | 7 | 7 |
Freezing level m | 2700 | 2650 | 3150 | 2900 | 2650 | 2100 | 2600 | 3000 | 2600 | 3100 | 3000 | 2950 | 2700 | 2750 | 3600 | 3750 | 3950 | 3950 |
 | 6:58 | — | — | 7:00 | — | — | 7:01 | — | — | 7:03 | — | — | 7:03 | — | — | 7:05 | — | — |
 | — | 6:50 | — | — | 6:47 | — | — | 6:45 | — | — | 6:44 | — | — | 6:42 | — | — | 6:38 | — |
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Johannesburg Mountain Weather (Days 0-3):
The weather forecast for Johannesburg Mountain is: A moderate fall of snow, heaviest on Tue morning. Freeze-thaw conditions (max 3°C on Wed afternoon, min -2°C on Tue night). Winds decreasing (near gales from the W on Mon night, light winds from the W by Wed afternoon).
Johannesburg Mountain Weather (Days 3-6):
A light fall of snow, heaviest on Thu afternoon. Turning milder with light rain (total 2mm) on Thu night. Mild temperatures (max 8°C on Sat afternoon, min 1°C on Thu morning). Winds decreasing (fresh winds from the SW on Thu morning, calm by Sat night).
This table gives the weather forecast for Johannesburg Mountain at the specific elevation of 2499 m. Our advanced weather models allow us to provide distinct weather forecasts for several elevations of Johannesburg Mountain. 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 Washington.
| Weather Station | Temp. | Weather | Wind | Gusts | Cloud / Visibility |
|---|---|---|---|---|---|
Winthrop Airport (Washington) |  | ||||
| |||||
| |||||
Agassiz Airport | | ||||
BUOY-PBFW1 | |||||
SHIP6197 | |||||
SHIP4164 | |||||
SHIP8337 |
* 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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