– Lat/Long: 78.10° S 159.17° E
Portal Mountain
Weather Forecast, AntarcticaIssued: 12 am Sat 28 Feb Local TimeUpdates in: hr min sUpdate imminent
Issued: 12 am Sat 28 Feb Local Time
Updates in:
Update imminent hr min s
Issued: 12 am Sat 28 Feb 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 -19°C on Fri night, min -24°C on Sat night). Winds increasing (light winds from the WNW on Fri night, near gales from the SW by Mon afternoon). | Days 5–7 Weather SummaryMostly dry. Extremely cold (max -16°C on Wed afternoon, min -21°C on Tue afternoon). Mainly near gales. | ||||||||||||||||||
Saturday 28 | Sunday 1 | Monday 2 | Tuesday 3 | Wednesday 4 | Thursday 5 | ||||||||||||||
night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 | | |  | | |  | | | | | | | | | | | | | |
clear | clear | clear | some clouds | clear | clear | clear | clear | clear | clear | clear | clear | clear | clear | clear | clear | clear | clear | clear | |
km/h | |||||||||||||||||||
 |  |  |  |  |  |  | |||||||||||||
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
max °C | -19 | -20 | -20 | -22 | -22 | -19 | -19 | -20 | -19 | -19 | -19 | -20 | -20 | -17 | -16 | -16 | -18 | -19 | -23 |
min °C | -21 | -21 | -21 | -24 | -23 | -20 | -20 | -21 | -20 | -20 | -19 | -21 | -21 | -19 | -16 | -17 | -19 | -21 | -28 |
-30 | -32 | -33 | -36 | -34 | -33 | -35 | -36 | -35 | -36 | -32 | -36 | -36 | -32 | -29 | -29 | -32 | -36 | -45 | |
0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | |
Cloud base (m) | 4900 | 2150 | 2200 | 3400 | 4500 | ||||||||||||||
 | — | 5:20 | — | — | 5:31 | — | — | 5:41 | — | — | 5:50 | — | — | 6:00 | — | — | 6:09 | — | — |
 | — | — | — | 11:43 | — | — | 11:31 | — | — | 11:22 | — | — | 11:12 | — | — | 11:01 | — | — | 10:52 |
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Portal Mountain Weather (Days 0-3):
The weather forecast for Portal Mountain is: Mostly dry. Extremely cold (max -19°C on Fri night, min -24°C on Sat night). Winds increasing (light winds from the WNW on Fri night, near gales from the SW by Mon afternoon).
Portal Mountain Weather (Days 3-6):
Mostly dry. Extremely cold (max -16°C on Wed afternoon, min -21°C on Tue afternoon). Mainly near gales.
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 |
|---|---|---|---|---|---|
SHIP9665 | |||||
Mcmurdo | |||||
Williams Field |  | ||||
ASCATB165E77S | |||||
ASCATC165E77S | |||||
Mcmurdo | |||||
Williams Field | | ||||
ASCATB165E77S | |||||
ASCATC165E77S | |||||
ASCATB166E77S |
* 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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