***Corrected Winter 2010*** LOCAL CLIMATOLOGICAL DATA HISTORY OF THE AMUNDSEN SCOTT SOUTH POLE STATION YEAR 1970 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 59.4 70.6 62.9 0 030 18.9 28 030 0.0 2 670.3 BS 2 51.4 63.3 52.1 0 020 20.1 28 020 0.0 3 679.0 BS 3 50.6 52.8 51.1 T 030 16.7 23 030 0.0 1 684.2 IC,IF,BS 4 50.6 64.4 61.6 T 040 14.1 23 030 0.0 0 679.1 IC,IF 5 61.1 68.3 65.8 0 110 14.7 24 110 0.0 0 659.7 6 56.7 68.3 59.8 0 020 19.2 23 020 0.0 0 663.5 7 50.9 61.1 53.4 0 010 16.2 25 010 0.0 2 667.6 BS 8 51.1 66.7 63.6 0 020 6.4 21 360 0.0 2 665.7 BS 9 49.7 65.6 54.5 0 040 5.5 13 050 0.0 5 664.6 IF 10 48.3 66.7 61.8 0 150 14.4 17 150 0.0 0 662.0 IF 11 58.9 68.9 64.8 0 140 10.1 18 130 0.0 2 661.3 IF 12 53.9 70.0 56.0 0 360 7.7 15 130 0.0 8 660.9 13 53.9 63.3 60.9 0 030 16.1 21 020 0.0 6 657.2 14 60.0 65.6 65.1 0 020 14.7 23 020 0.0 3 660.4 15 65.0 68.3 67.3 0 020 20.1 25 020 0.0 2 656.8 BS 16 63.3 69.4 65.1 0 020 16.4 25 020 0.0 2 658.1 BS 17 62.8 67.2 65.4 0 050 17.6 23 030 0.0 1 656.7 IF,BS 18 63.9 67.2 66.0 0 020 20.1 29 020 0.0 2 666.8 BS 19 60.6 68.3 64.3 0 020 22.4 25 020 0.0 2 668.6 BS 20 56.7 66.1 59.7 0 020 17.2 29 010 0.0 8 673.5 BS 21 54.4 62.2 56.1 T 010 19.5 26 010 0.0 7 677.1 IC,IF,BS 22 56.1 61.1 58.9 T 020 16.9 24 010 0.0 3 675.0 IC,IF 23 55.6 62.2 58.6 0 070 19.9 33 030 0.0 3 671.4 IF,BS 24 57.8 65.0 63.5 0 030 16.1 28 030 0.0 2 670.3 BS 25 61.1 65.6 62.9 0 030 21.3 29 020 0.0 2 667.2 BS 26 47.8 62.8 52.9 0 020 23.9 35 360 0.0 6 665.3 BS 27 47.2 62.8 58.1 0 360 13.6 40 360 0.0 2 668.1 BS 28 52.2 63.9 53.9 T 360 19.8 25 020 0.0 8 665.1 IC 29 51.7 60.6 56.4 0 030 23.6 35 020 0.0 6 656.4 BS 30 46.4 61.1 50.8 0 020 29.0 37 320 0.0 7 658.9 BS 31 39.8 50.6 42.7 0 320 33.9 48 310 0.0 8 671.2 BS AVG 54.8 64.5 59.2 T 020 17.6 48 310 0.0 3 666.5 31st AVG MONTHLY -59.2 PCPN TRACE NR DAYS CLEAR 17 HIGHEST -39.8 ON 31st SUNSHINE 0.0/ 0% PARTLY CLOUDY 08 LOWEST -70.6 ON 1st CLOUDY 06 HIGH PRESSURE 684.4 ON 4th LOW PRESSURE 654.2 ON 30th NET CHANGE IN SNOWSTAKE FIELD: M SNOWSTAKE DATA NOT AVAILABLE. 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 -44.4 -39.8 Min T Changed Monthly Averages: (All temps are Minus C) From To From To From To Max T 56.2 54.8 Avg Wnd Spd 17.2 17.6 Avg Press 666.3 666.5 Min T 63.7 64.5 Max Press Fastest Wnd MPH Avg T 60.0 59.2 Min Press Changes to Daily Data: Max Temp Day 1 2 6 7 9 16 19 20 25 26 30 31 From: 63.9 51.7 61.1 53.9 55.0 65.0 65.0 58.3 62.2 55.6 51.1 44.4 To: 59.4 51.4 56.7 50.9 49.7 63.3 60.6 56.7 61.1 47.8 46.4 39.8 Min Temp Day 4 10 13 15 18 24 27 29 From: 61.1 58.9 61.7 67.2 66.1 62.8 60.6 55.0 To: 64.4 66.7 63.3 68.3 67.2 65.0 62.8 60.6 Avg Temp Day 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 From: 67.2 57.5 51.7 55.8 64.7 64.7 57.5 58.9 60.3 53.6 63.9 61.9 57.8 62.8 66.1 67.2 To: 62.9 52.1 51.1 61.6 65.8 59.8 53.4 63.6 54.5 61.8 64.8 56.0 60.9 65.1 67.3 65.1 Day 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 From: 65.0 65.0 66.7 62.2 58.3 58.6 58.9 60.3 63.9 59.2 53.9 58.1 53.3 56.1 47.5 To: 65.4 66.0 64.3 59.7 56.1 58.9 58.6 63.5 62.9 52.9 58.1 53.9 56.4 50.8 42.7 Number of NCDC observations per day: 4