– Lat/Long: 78.10° S 159.17° E
Portal Mountain Weather Forecast
Worcester Range · AntarcticaIssued: 12 pm Fri 16 Oct Local Time
Updates in:
Update imminent hr min s
Issued: 12 pm Fri 16 Oct Local Time
Updates in:
Update imminent hr min s
3 Portal Mountain Elevations: 3 Forecast Elevations: Days 1–3 Weather SummaryA light covering of new snow mostly falling on Sun afternoon. Extremely cold (max -22°C on Sun afternoon, min -29°C on Fri morning). Winds increasing (light winds from the SSE on Fri night, fresh winds from the S by Sun night). | Days 4–6 Weather SummaryA dusting of new snow. Extremely cold (max -20°C on Mon afternoon, min -26°C on Tue night). Winds decreasing (strong winds from the S on Mon afternoon, light winds from the SSW by Tue afternoon). | |||||||||||||||||
Friday 16 | Saturday 17 | Sunday 18 | Monday 19 | Tuesday 20 | Wednesday 21 | |||||||||||||
AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  |  |  | | | |  |  | | |  | | | | | |  | |
clear | some clouds | cloudy | cloudy | cloudy | cloudy | cloudy | light snow | light snow | light snow | light snow | some clouds | some clouds | some clouds | cloudy | cloudy | cloudy | clear | |
Cloud base (m) | 2100 | 4850 | 2050 | 2050 | 2050 | 2100 | 2100 | 2050 | 2100 | 2100 | 2100 | 2100 | 3650 | 2250 | 2150 | 2100 | 2050 | 2050 |
km/h | ||||||||||||||||||
 |  |  |  |  |  | |||||||||||||
 cm | — | — | — | — | — | — | — | 1 | 4 | 2 | 2 | — | — | — | — | — | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
max °C | -27 | -25 | -24 | -23 | -23 | -23 | -23 | -22 | -22 | -21 | -20 | -20 | -23 | -25 | -25 | -23 | -23 | -23 |
min °C | -29 | -26 | -26 | -24 | -23 | -25 | -25 | -22 | -22 | -21 | -20 | -22 | -24 | -25 | -26 | -24 | -23 | -24 |
chill °C | -38 | -34 | -33 | -33 | -30 | -34 | -37 | -35 | -36 | -35 | -34 | -32 | -35 | -33 | -34 | -35 | -34 | -34 |
Freezing level m | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
 | 4:37 | — | — | 12:00 | — | — | 4:13 | — | — | 3:58 | — | — | 3:42 | — | — | 3:21 | — | — |
 | — | — | 11:47 | 12:00 | — | — | 12:01 | — | — | 12:15 | — | — | 12:32 | — | — | 12:51 | — | — |
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Portal Mountain Weather (Days 0-3):
The weather forecast for Portal Mountain is: A light covering of new snow mostly falling on Sun afternoon. Extremely cold (max -22°C on Sun afternoon, min -29°C on Fri morning). Winds increasing (light winds from the SSE on Fri night, fresh winds from the S by Sun night).
Portal Mountain Weather (Days 3-6):
A dusting of new snow. Extremely cold (max -20°C on Mon afternoon, min -26°C on Tue night). Winds decreasing (strong winds from the S on Mon afternoon, light winds from the SSW by Tue afternoon).
This table gives the weather forecast for Portal Mountain at the specific elevation of 2000 m. Our advanced weather models allow us to provide distinct weather forecasts for several elevations of Portal 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 Antarctica.
| Weather Station | Temp. | Weather | Wind | Gusts | Cloud / Visibility |
|---|---|---|---|---|---|
Phoenix Field- McMurdo Station |  | ||||
Williams Field |  | ||||
DomeA | |||||
hy2c149E63S | |||||
hy2c148E63S | |||||
hy2c147E63S | |||||
hy2c152E63S | |||||
hy2c146E63S | |||||
hy2c151E63S | |||||
hy2c153E63S |
* 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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