– Lat/Long: 64.78° S 63.68° W
Mount William (Antarctica)
Weather Forecast, AntarcticaIssued: 8 am Sat 18 Jul Local TimeUpdates in: hr min sUpdate imminent
Issued: 8 am Sat 18 Jul Local Time
Updates in:
Update imminent hr min s
Issued: 8 am Sat 18 Jul Local Time
Updates in:
Update imminent hr min s
4 Mount William (Antarctica) Elevations: 4 Forecast Elevations: Days 1–3 Weather SummaryA dusting of new snow. Extremely cold (max -12°C on Mon night, min -20°C on Sat night). Wind will be generally light. | Days 4–6 Weather SummaryA moderate fall of snow, heaviest on Thu night. Temperatures will be well below freezing (max -7°C on Thu night, min -14°C on Tue morning). Winds increasing (light winds from the SSE on Wed morning, fresh winds from the SW by Thu morning). | |||||||||||||||||
Saturday 18 | Sunday 19 | Monday 20 | Tuesday 21 | Wednesday 22 | Thursday 23 | |||||||||||||
AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  |  |  | |  |  | | | | | | | | | | |  | |
snow shwrs | light snow | light snow | clear | clear | some clouds | some clouds | some clouds | snow shwrs | some clouds | clear | some clouds | clear | clear | some clouds | some clouds | light snow | mod. snow | |
Cloud base (m) | 300 | 350 | 300 | 350 | 600 | 350 | 300 | 300 | 300 | 300 | 300 | 300 | 300 | 300 | 350 | 300 | ||
km/h | ||||||||||||||||||
 |  |  |  |  |  | |||||||||||||
 cm | 1 | 1 | 1 | — | — | — | — | — | 1 | — | — | — | — | — | — | — | 2 | 9 |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
max °C | -14 | -13 | -14 | -20 | -20 | -18 | -16 | -13 | -12 | -13 | -12 | -12 | -11 | -11 | -9 | -10 | -9 | -7 |
min °C | -15 | -14 | -20 | -20 | -20 | -19 | -17 | -14 | -13 | -14 | -13 | -12 | -11 | -11 | -11 | -11 | -10 | -8 |
chill °C | -21 | -21 | -20 | -20 | -20 | -23 | -27 | -20 | -20 | -22 | -19 | -20 | -18 | -17 | -20 | -20 | -19 | -17 |
Freezing level m | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
 | 10:44 | — | — | 10:41 | — | — | 10:38 | — | — | 10:36 | — | — | 10:33 | — | — | 10:30 | — | — |
 | — | 3:56 | — | — | 4:00 | — | — | 4:02 | — | — | 4:06 | — | — | 4:08 | — | — | 4:12 | — |
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Mount William (Antarctica) Weather (Days 0-3):
The weather forecast for Mount William (Antarctica) is: A dusting of new snow. Extremely cold (max -12°C on Mon night, min -20°C on Sat night). Wind will be generally light.
Mount William (Antarctica) Weather (Days 3-6):
A moderate fall of snow, heaviest on Thu night. Temperatures will be well below freezing (max -7°C on Thu night, min -14°C on Tue morning). Winds increasing (light winds from the SSE on Wed morning, fresh winds from the SW by Thu morning).
This table gives the weather forecast for Mount William (Antarctica) at the specific elevation of 500 m. Our advanced weather models allow us to provide distinct weather forecasts for several elevations of Mount William (Antarctica). 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 |
|---|---|---|---|---|---|
Marambio Airport (Seymour Island) |  | ||||
ASCATB307E62S | |||||
ASCATB308E62S | |||||
ASCATB308E61S | |||||
ASCATB309E62S | |||||
ASCATB309E61S | |||||
ASCATB310E61S | |||||
ASCATB310E62S | |||||
ASCATB311E62S | |||||
ASCATB311E61S |
* 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.