– Lat/Long: 78.10° S 159.17° E
Portal Mountain Weather Forecast
Worcester Range · AntarcticaIssued: 11 am Sun 20 Sep Local Time
Updates in:
Update imminent hr min s
Issued: 11 am Sun 20 Sep Local Time
Updates in:
Update imminent hr min s
3 Portal Mountain Elevations: 3 Forecast Elevations: Days 1–3 Weather SummaryMostly dry. Extremely cold (max -27°C on Mon morning, min -33°C on Tue afternoon). Winds increasing (light winds from the S on Mon morning, near gales from the WSW by Tue night). | Days 4–6 Weather SummaryMostly dry. Extremely cold (max -34°C on Wed morning, min -40°C on Fri night). Winds decreasing (gales from the WSW on Wed morning, light winds from the SW by Fri morning). | |||||||||||||||||
Sunday 20 | Monday 21 | Tuesday 22 | Wednesday 23 | Thursday 24 | Friday 25 | |||||||||||||
AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 | |  | | | | | |  |  | |  | | | | | | | |
cloudy | cloudy | cloudy | cloudy | cloudy | cloudy | cloudy | cloudy | some clouds | clear | clear | clear | clear | clear | some clouds | cloudy | cloudy | some clouds | |
Cloud base (m) | 2050 | 2050 | 2050 | 2050 | 2050 | 2100 | 2050 | 2050 | 2050 | 2150 | 4450 | 3700 | 2150 | |||||
km/h | ||||||||||||||||||
 |  |  |  |  |  | |||||||||||||
 cm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
max °C | -28 | -28 | -28 | -27 | -27 | -27 | -31 | -32 | -31 | -34 | -35 | -38 | -38 | -37 | -37 | -37 | -38 | -39 |
min °C | -28 | -28 | -29 | -28 | -27 | -30 | -32 | -33 | -32 | -34 | -37 | -39 | -38 | -37 | -38 | -38 | -39 | -40 |
chill °C | -42 | -41 | -39 | -37 | -35 | -43 | -48 | -50 | -47 | -56 | -60 | -60 | -57 | -58 | -58 | -48 | -52 | -53 |
Freezing level m | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
 | 7:28 | — | — | 7:20 | — | — | 7:13 | — | — | 7:05 | — | — | 6:56 | — | — | 6:50 | — | — |
 | — | 7:08 | — | — | 7:15 | — | — | 7:22 | — | — | 7:30 | — | — | 7:37 | — | — | 7:44 | — |
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Portal Mountain Weather (Days 0-3):
The weather forecast for Portal Mountain is: Mostly dry. Extremely cold (max -27°C on Mon morning, min -33°C on Tue afternoon). Winds increasing (light winds from the S on Mon morning, near gales from the WSW by Tue night).
Portal Mountain Weather (Days 3-6):
Mostly dry. Extremely cold (max -34°C on Wed morning, min -40°C on Fri night). Winds decreasing (gales from the WSW on Wed morning, light winds from the SW by Fri morning).
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 |
|---|---|---|---|---|---|
Williams Field |  | ||||
ASCATB132E64S | |||||
ASCATB141E62S | |||||
ASCATB140E63S | |||||
ASCATB137E63S | |||||
ASCATB133E63S | |||||
ASCATB135E63S | |||||
ASCATB139E63S | |||||
ASCATB134E63S |
* 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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