***Corrected Winter 2010*** LOCAL CLIMATOLOGICAL DATA HISTORY OF THE AMUNDSEN SCOTT SOUTH POLE STATION YEAR 1966 MONTH NOVEMBER ....... ALL TEMPERATURES MINUS C .............. DAY TEMPERATURE C. PCPN AVG WND FASTEST SUN SKY STN WX MAX MIN AVG SPEED MILE SHINE COVER PRESS DIR MPH SPD DIR HRS 01 37.5 40.0 38.5 T 350 16.0 23 340 M 8 684.1 SG,BS,IF 02 40.0 46.7 43.8 0 120 7.4 14 120 M 4 673.6 03 45.6 48.3 46.7 0 110 4.6 9 070 M 2 670.4 04 44.2 47.8 45.9 0 100 6.4 12 090 M 0 672.4 05 43.1 46.7 44.3 0 350 10.7 15 350 M 3 672.0 IF 06 32.0 43.3 34.2 T 290 16.2 24 300 M 8 677.7 SG,BS,IF 07 33.7 37.8 35.7 T 020 11.5 17 020 M 8 682.7 IC,IF 08 36.7 41.7 38.6 T 030 11.0 16 030 M 4 682.9 IC,IF 09 39.4 42.2 40.6 0 060 7.7 14 060 M 6 680.1 10 39.4 42.2 40.7 0 360 17.6 26 360 M 8 678.0 BS 11 40.0 41.7 40.7 0 010 19.1 25 360 M 8 687.3 BS,IF 12 39.4 41.7 40.7 0 020 10.1 21 010 M 1 690.4 BS,IF 13 40.0 42.8 41.5 0 030 7.8 12 040 M 1 690.8 14 41.7 43.3 42.2 0 010 9.2 12 010 M 7 695.6 15 39.4 42.8 40.7 0 040 11.7 16 030 M 6 690.5 16 31.4 41.1 37.3 0 050 13.3 24 030 M 6 683.7 BS 17 30.0 34.4 31.6 0 020 19.2 28 020 M 8 682.3 BS 18 32.2 35.0 33.6 T 350 15.3 22 010 M 8 684.2 IC,BS,IF 19 31.4 36.7 34.1 T 330 14.1 25 330 M 8 688.6 SG,IF,BS 20 26.4 31.7 28.2 T 310 15.5 23 310 M 8 691.2 SG,BS 21 25.6 30.6 27.4 T 280 8.9 16 280 M 8 690.7 SG,IF 22 24.4 33.9 28.8 T 080 7.8 12 190 M 7 685.6 SG,IF 23 33.9 38.3 36.3 0 090 7.4 10 090 M 4 680.5 24 35.0 39.4 38.2 0 090 6.7 10 100 M 1 678.3 25 37.0 38.3 37.4 0 010 8.9 12 010 M 5 683.8 26 30.3 38.3 32.7 T 350 10.6 15 350 M 8 690.1 SG,IF 27 31.4 34.4 32.9 T 010 7.1 12 340 M 8 688.9 SG,IF,IC 28 33.7 35.6 34.5 T 060 9.3 14 040 M 3 684.9 IC 29 32.8 34.4 33.9 0 030 6.7 12 030 M 5 686.6 30 28.7 35.0 31.7 T 270 6.7 12 270 M 8 692.4 SG AVG 35.2 39.5 37.1 T 350 10.8 28 020 M 6 684.0 17th AVG MONTHLY -37.1 PCPN TRACE NR DAYS CLEAR 05 HIGHEST -24.4 ON 22nd SUNSHINE M PARTLY CLOUDY 10 LOWEST -48.3 ON 3rd CLOUDY 15 HIGH PRESSURE 696.2 ON 14th LOW PRESSURE 669.5 ON 3rd NET CHANGE IN SNOWSTAKE FIELD: +1.08 inches Insufficient Data available for Sunshine Hours Computation. 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 Sky Cover changed to Octas. Station Pressure taken from NCDC data. Inconsistent data on original LCD. Prevailing wind data taken from NCDC data. No data on original LCD. All wind and pressure data taken from original LCD unless otherwise indicated. Changed Monthly Averages: (All temps are Minus C) From To From To From To Max T 35.3 35.2 Avg Wnd Spd Avg Press 684.1 684.0 Min T Max Press Fastest Wnd MPH Avg T 37.4 37.1 Min Press Changes to Daily Data: Max Temp Day 1 4 5 6 7 16 19 20 25 26 27 28 30 From: 37.8 44.4 43.3 32.2 33.9 31.7 31.7 26.7 37.2 30.6 31.7 33.9 28.9 To: 37.5 44.2 43.1 32.0 33.7 31.4 31.4 26.4 37.0 30.3 31.4 33.7 28.7 Min Temp No Daily Changes Avg Temp Day 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 From: 38.9 43.3 46.9 46.1 45.0 37.8 35.8 39.2 40.8 40.8 40.8 40.6 41.4 42.5 41.1 To: 38.5 43.8 46.7 45.9 44.3 34.2 35.7 38.6 40.6 40.7 40.7 40.7 41.5 42.2 40.7 Day 16 17 19 20 21 22 23 24 25 26 27 28 29 30 From: 36.4 32.2 34.2 29.2 28.1 29.2 36.1 37.2 37.8 34.4 33.1 34.7 33.6 31.9 To: 37.3 31.6 34.1 28.2 27.4 28.8 36.3 38.2 37.4 32.7 32.9 34.5 33.9 31.7 Number of NCDC observations per day: 8