***Corrected Winter 2010*** LOCAL CLIMATOLOGICAL DATA HISTORY OF THE AMUNDSEN SCOTT SOUTH POLE STATION YEAR 1970 MONTH NOVEMBER .... 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 47.8 50.6 49.1 0 080 8.0 14 080 24.0 0 665.7 2 48.3 53.3 50.9 0 110 6.9 12 110 24.0 0 663.5 3 48.9 52.2 50.7 0 010 7.6 10 070 21.0 5 668.1 4 48.1 51.1 49.1 T 360 9.2 14 360 5.0 6 673.6 IC 5 46.1 50.0 47.8 0 070 10.7 13 100 5.0 0 676.1 6 46.1 48.6 47.4 0 110 10.6 13 110 24.0 0 676.1 7 45.9 50.0 47.5 0 070 12.1 16 110 24.0 2 678.1 8 43.6 50.0 44.6 0 030 12.7 18 030 21.0 4 679.4 BS 9 43.1 45.6 44.2 0 020 9.3 15 030 24.0 7 684.8 10 38.1 44.4 39.5 0 020 17.3 21 010 15.4 7 686.4 IF,BS 11 38.3 40.0 39.0 0 020 15.5 22 010 5.8 6 686.8 IF,BS 12 38.3 40.6 39.7 0 040 10.3 20 040 24.0 5 685.6 IF 13 39.4 41.7 40.7 0 030 7.9 14 030 24.0 5 691.1 14 38.1 43.3 40.4 0 070 8.3 14 070 24.0 1 690.3 15 38.1 41.1 39.0 0 060 8.6 13 080 24.0 2 689.3 16 37.0 39.4 38.1 0 040 10.4 15 060 24.0 3 687.5 17 35.9 38.9 36.8 0 050 14.5 17 030 24.0 4 684.6 18 34.2 38.1 35.7 T 020 7.9 20 020 16.9 6 686.7 IC,IF 19 35.6 39.4 37.6 0 010 9.5 15 010 18.9 5 691.4 IF 20 33.7 36.4 35.5 0 020 15.1 18 020 19.2 7 686.6 IF 21 33.7 34.4 34.1 0 030 10.5 20 040 24.0 6 680.6 IF 22 33.9 36.4 35.5 0 020 4.3 12 020 24.0 7 683.5 IF 23 33.1 37.2 34.4 0 350 7.8 10 350 3.4 8 686.8 IF 24 32.5 36.1 34.7 T 350 4.9 10 320 1.0 7 684.4 IF,IC 25 32.2 37.0 36.1 0 100 7.6 14 100 24.0 2 683.2 26 36.1 37.8 37.0 0 050 8.6 10 020 24.0 2 684.6 27 36.1 38.1 37.5 0 050 8.1 10 020 24.0 3 685.7 IF 28 35.9 38.3 36.8 0 010 3.1 10 020 19.1 5 685.5 29 32.0 37.2 33.6 T 020 0.0 5 070 22.8 6 684.2 IC 30 27.5 34.4 28.8 T 070 1.4 7 010 1.4 7 688.7 IF AVG 38.6 42.1 40.1 T 020 9.0 22 010 18.7 4 682.6 11th AVG MONTHLY -40.1 PCPN TRACE NR DAYS CLEAR 12 HIGHEST -27.5 ON 30th SUNSHINE 559.9/77.8% PARTLY CLOUDY 14 LOWEST -53.3 ON 2nd CLOUDY 04 HIGH PRESSURE 692.9 ON 14th LOW PRESSURE 662.4 ON 2nd NET CHANGE IN SNOWSTAKE FIELD: 9.99 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 -27.8 -27.5 Min T Changed Monthly Averages: (All temps are Minus C) From To From To From To Max T 39.0 38.6 Avg Wnd Spd Avg Press 682.2 682.6 Min T 42.0 42.1 Max Press 692.7 692.9 Fastest Wnd MPH Avg T 40.5 40.1 Min Press Changes to Daily Data: Max Temp Day 4 7 8 9 10 14 15 16 17 18 20 21 23 24 28 29 From: 48.9 46.1 45.0 43.9 38.9 38.3 38.9 38.3 37.2 34.4 35.6 33.9 33.9 32.8 36.7 33.3 To: 48.1 45.9 43.6 43.1 38.1 38.1 38.1 37.0 35.9 34.2 33.7 33.7 33.1 32.5 35.9 32.0 Day 30 From: 27.8 To: 27.5 Min Temp Day 6 18 20 22 25 27 From: 48.3 37.2 36.1 36.1 36.7 37.8 To: 48.6 38.1 36.4 36.4 37.0 38.1 Avg Temp Day 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 From: 49.2 50.8 50.6 50.0 48.1 47.2 48.1 47.5 44.7 41.7 39.2 39.4 40.6 40.8 40.0 38.9 To: 49.1 50.9 50.7 49.1 47.8 47.4 47.5 44.6 44.2 39.5 39.0 39.7 40.7 40.4 39.0 38.1 Day 17 18 19 20 21 22 23 24 25 26 27 28 29 30 From: 38.1 35.8 37.5 35.8 34.2 35.0 35.6 34.4 34.4 36.9 36.9 37.5 35.3 31.1 To: 36.8 35.7 37.6 35.5 34.1 35.5 34.4 34.7 36.1 37.0 37.5 36.8 33.6 28.8 Number of NCDC observations per day: 8