***Corrected Winter 2011*** LOCAL CLIMATOLOGICAL DATA HISTORY OF THE AMUNDSEN SCOTT SOUTH POLE STATION YEAR 1978 MONTH AUGUST .... ALL TEMPERATURES MINUS C.... DAY TEMPERATURE C PCPN AVG WIND FASTEST SUN SKY STN WX MAX MIN AVG SPEED MILE SHINE COVER PRESS DIR MPH SPD DIR HRS 1 60.6 69.3 61.9 T 040 14.1 18 050 0.0 1 662.2 BS 2 60.4 73.6 66.5 T 070 11.2 22 030 0.0 1 656.5 BS 3 62.4 77.5 75.0 T 080 10.0 21 030 0.0 0 653.0 4 58.9 77.6 65.5 T 010 14.4 21 020 0.0 6 657.2 BS 5 54.7 65.8 55.7 T 020 18.4 29 010 0.0 7 669.6 BS 6 54.0 58.5 56.5 T 030 15.8 28 010 0.0 2 674.2 BS 7 54.5 61.9 56.7 T 050 18.1 24 020 0.0 2 666.9 BS 8 55.3 62.8 59.0 0 030 23.0 33 030 0.0 6 663.9 BS 9 56.4 71.1 65.0 T 020 10.0 33 030 0.0 2 668.2 BS 10 61.2 67.3 65.3 T 010 10.6 21 010 0.0 2 672.7 11 64.8 71.1 69.8 T 080 9.7 14 080 0.0 0 671.2 12 68.0 74.6 73.0 T 090 6.7 13 080 0.0 0 668.3 13 71.2 74.6 73.5 T 070 7.8 10 070 0.0 2 665.5 14 67.2 74.5 69.2 T 060 10.3 15 050 0.0 1 661.5 15 63.9 71.7 69.4 T 060 10.1 18 050 0.0 2 663.0 BS 16 68.1 72.3 69.4 T 100 12.4 17 090 0.0 1 663.6 17 55.6 71.0 61.5 T 110 10.9 18 110 0.0 6 659.5 18 53.9 63.9 58.2 T 020 11.0 20 020 0.0 6 661.5 BS 19 56.3 70.0 69.0 T 070 11.2 20 020 0.0 2 665.1 BS 20 67.1 71.4 68.9 T 080 10.9 16 070 0.0 2 660.0 21 63.2 70.3 67.7 T 050 10.1 20 040 0.0 1 660.5 BS 22 62.2 68.9 64.3 T 040 13.2 18 040 0.0 3 665.2 BS 23 59.7 67.5 61.5 T 050 13.0 23 020 0.0 3 663.4 BS 24 57.2 66.2 59.7 T 050 10.7 18 040 0.0 4 664.2 25 56.2 64.2 58.5 T 030 19.3 28 030 0.0 8 664.3 26 57.6 64.6 61.4 0 050 17.5 26 020 0.0 3 668.3 BS 27 52.8 63.7 55.4 T 030 17.6 25 040 0.0 3 667.1 IF,BS 28 45.6 55.6 50.1 T 030 22.4 30 030 0.0 6 669.3 IF,BS 29 41.6 52.9 43.6 0 020 25.3 36 020 0.0 7 673.4 BS 30 40.6 50.3 46.7 0 020 25.8 37 020 0.0 6 680.4 BS 31 43.6 47.6 45.8 0 020 28.7 39 020 0.0 8 679.4 BS AVG 57.9 66.8 62.1 T 020 14.5 39 020 0.0 3 665.8 31st AVG MONTHLY -62.1 PCPN TRACE NR DAYS CLEAR 16 HIGHEST -40.6 ON 30th SUNSHINE 0.0/ 0% PARTLY CLOUDY 11 LOWEST -77.6 ON 4th CLOUDY 04 HIGH PRESSURE 682.5 ON 31st LOW PRESSURE 652.4 ON 4th NET CHANGE IN SNOWSTAKE FIELD: +0.61 inches The following data was changed from the old LCD: All Average Temps recalculated for 24hrs instead of Max+Min/2. Individual Data changed to reflect extremes from LCD and NCDC Data. All Average Sky Cover changed to reflect data from 00Z through 00Z daily. All Sky Cover changed to Octas. Peak wind speed, peak wind direction, precipitation, sunshine amount, and present wx reported in NZST. Insufficient data to convert these values to UTC. All temperature, wind, and pressure data taken from NCDC data. LCD data originally reported in NZST. Changed Extremes: From To Max T Min T Changed Monthly Averages: (All temps are Minus C) From To From To From To Max T 58.8 57.9 Avg Wnd Spd 13.9 14.5 Avg Press 665.6 665.8 Min T 66.4 66.8 Max Press Fastest Wnd MPH Avg T 62.6 62.1 Min Press Changes to Daily Data: Max Temp Day 1 4 14 17 22 24 27 28 From: 60.7 65.7 68.9 63.8 64.1 58.4 54.8 50.8 To: 60.6 58.9 67.2 55.6 62.2 57.2 52.8 45.6 Min Temp Day 2 3 8 11 15 19 From: 66.6 76.6 59.2 69.5 69.9 69.8 To: 73.6 77.5 62.8 71.1 71.7 70.0 Avg Temp Day 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 From: 65.0 63.5 69.5 71.7 60.3 56.3 58.2 57.3 63.8 64.3 67.2 71.3 72.9 71.7 66.9 70.2 To: 61.9 66.5 75.0 65.5 55.7 56.5 56.7 59.0 65.0 65.3 69.8 73.0 73.5 69.2 69.4 69.4 Day 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 From: 67.4 58.9 63.1 69.3 66.8 66.5 63.6 62.3 60.2 61.1 59.3 53.2 47.3 45.5 45.6 To: 61.5 58.2 69.0 68.9 67.7 64.3 61.5 59.7 58.5 61.4 55.4 50.1 43.6 46.7 45.8 Number of NCDC observations per day: 4