– Lat/Long: 78.10° S 159.17° E
Portal Mountain
Weather Forecast, AntarcticaIssued: 6 pm Wed 21 Jan Local TimeUpdates in: hr min sUpdate imminent
Issued: 6 pm Wed 21 Jan Local Time
Updates in:
Update imminent hr min s
Issued: 6 pm Wed 21 Jan Local Time
Updates in:
Update imminent hr min s
3 Portal Mountain Elevations: 3 Forecast Elevations: Days 1–4 Weather SummaryMostly dry. Extremely cold (max -16°C on Fri morning, min -20°C on Wed afternoon). Winds increasing (light winds from the SSW on Fri morning, strong winds from the SW by Fri night). | Days 5–7 Weather SummaryMostly dry. Extremely cold (max -13°C on Mon morning, min -19°C on Sat night). Winds increasing (fresh winds from the SW on Sat afternoon, gales from the SW by Sun night). | ||||||||||||||||
Wed 21 | Thursday 22 | Friday 23 | Saturday 24 | Sunday 25 | Monday 26 | ||||||||||||
PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  |  |  |  | | | | | | | | | | | | | |
clear | clear | some clouds | cloudy | some clouds | some clouds | clear | clear | clear | clear | clear | clear | clear | clear | clear | clear | clear | |
km/h | |||||||||||||||||
 |  |  |  |  |  | ||||||||||||
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
max °C | -20 | -19 | -19 | -18 | -17 | -16 | -16 | -16 | -17 | -17 | -18 | -17 | -16 | -14 | -13 | -13 | -14 |
min °C | -20 | -20 | -19 | -18 | -18 | -17 | -16 | -17 | -17 | -18 | -19 | -18 | -16 | -15 | -14 | -13 | -15 |
-28 | -30 | -29 | -27 | -27 | -24 | -23 | -30 | -30 | -31 | -33 | -33 | -31 | -30 | -28 | -27 | -29 | |
0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | |
Cloud base (m) | 2100 | 2100 | 2100 | 2050 | 2100 | 4850 | |||||||||||
 | — | — | 12:00 | — | — | 12:00 | — | — | 12:00 | — | — | 12:00 | — | — | 12:00 | — | — |
 | 12:00 | — | 12:00 | — | — | 12:00 | — | — | 12:00 | — | — | 12:00 | — | — | 12:00 | — | — |
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Portal Mountain Weather (Days 0-3):
The weather forecast for Portal Mountain is: Mostly dry. Extremely cold (max -16°C on Fri morning, min -20°C on Wed afternoon). Winds increasing (light winds from the SSW on Fri morning, strong winds from the SW by Fri night).
Portal Mountain Weather (Days 3-6):
Mostly dry. Extremely cold (max -13°C on Mon morning, min -19°C on Sat night). Winds increasing (fresh winds from the SW on Sat afternoon, gales from the SW by Sun night).
This table gives the weather forecast for Portal Mountain at the specific elevation of 2555 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 |
|---|---|---|---|---|---|
SHIP6288 | |||||
Phoenix Field- McMurdo Station |  | ||||
Mcmurdo |  | ||||
Cape Ross | |||||
Williams Field | | ||||
SHIP1524 | |||||
Phoenix Field- McMurdo Station | | ||||
Mcmurdo | | ||||
Cape Ross | |||||
Williams Field | |
* 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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