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Current Weather Conditions:
Williams Field, Antarctica

(NZCM) 77-52S 166-58E 8M

Conditions at

2026.08.18 1955 UTC
Wind from the E (090 degrees) at 14 MPH (12 KT) gusting to 28 MPH (24 KT) (direction variable)
Visibility greater than 7 mile(s)
Sky conditions overcast
Temperature -2.0 F (-18.9 C)
Windchill -22 F (-30 C)
Dew Point -11.2 F (-24.0 C)
Relative Humidity 64%
Pressure (altimeter) 28.92 in. Hg (979 hPa)
ob NZCM 181955Z AUTO 09012G24KT 070V130 9999 FEW026 BKN055 OVC100 M19/M24 A2892 RMK AO2 PK WND 11031/1936 SNE1903 SLPNO T11891240

Maximum and Minimum Temperatures

Maximum
Temperature
F (C)
Minimum
Temperature
F (C)
-5.1 (-20.6) -31.5 (-35.3) In the 24 hours preceding Aug 17, 2026 - 07:55 PM EDT / 2026.08.17 2355 UTC

24 Hour Summary

Time
EDT (UTC)
Temperature
F (C)
Dew Point
F (C)
Pressure
Inches (hPa)
Wind
MPH
Weather
Latest 4 PM (20) Aug 18 -2.0 (-18.9) -11.2 (-24.0) 28.92 (979) E 14
3 PM (19) Aug 18 -4.0 (-20.0) -11.7 (-24.3) 28.91 (979) E 18 haze
2 PM (18) Aug 18 -4.5 (-20.3) -11.7 (-24.3) 28.89 (978) SE 23 light snow; mist
1 PM (17) Aug 18 -4.7 (-20.4) -11.4 (-24.1) 28.88 (977) SE 25 blowing snow; mist
Noon (16) Aug 18 -4.9 (-20.5) -11.4 (-24.1) 28.88 (977) SE 22 light snow; mist
11 AM (15) Aug 18 -4.9 (-20.5) -11.2 (-24.0) 28.84 (976) SE 22 blowing snow; mist
10 AM (14) Aug 18 -5.4 (-20.8) -11.7 (-24.3) 28.81 (975) SE 23 blowing snow; mist
9 AM (13) Aug 18 -3.8 (-19.9) -9.9 (-23.3) 28.79 (974) SE 35 light snow; mist
8 AM (12) Aug 18 No Data
7 AM (11) Aug 18 No Data
6 AM (10) Aug 18 No Data
5 AM (9) Aug 18 No Data
4 AM (8) Aug 18 No Data
3 AM (7) Aug 18 No Data
2 AM (6) Aug 18 No Data
1 AM (5) Aug 18 No Data
Midnight (4) Aug 18 -0.4 (-18.0) -11.6 (-24.2) 28.64 (969) light snow
11 PM (3) Aug 17 -0.8 (-18.2) -16.1 (-26.7) 28.68 (971) SE 9
10 PM (2) Aug 17 -9.4 (-23.0) -25.4 (-31.9) 28.69 (971) E 5
9 PM (1) Aug 17 -0.2 (-17.9) -18.4 (-28.0) 28.69 (971) NNW 3
8 PM (0) Aug 17 -5.6 (-20.9) -34.6 (-37.0) 28.69 (971)
7 PM (23) Aug 17 -7.1 (-21.7) -34.8 (-37.1) 28.71 (972) N 10
6 PM (22) Aug 17 -14.4 (-25.8) -26.9 (-32.7) 28.73 (972) Calm
Oldest 5 PM (21) Aug 17 -23.3 (-30.7) -34.1 (-36.7) 28.74 (973) Calm haze
Time
EDT (UTC)
Temperature
F(C)
Dew Point
F(C)
Pressure
Inches(hPa)
Wind
(MPH)
Weather

The information presented here is taken from products produced by the U.S. National Weather Service and other national and international agencies




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