***Corrected Winter 2010*** LOCAL CLIMATOLOGICAL DATA HISTORY OF THE AMUNDSEN SCOTT SOUTH POLE STATION YEAR 1965 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 52.2 54.4 53.3 0 100 8.3 16 100 24.0 0 670.7 02 48.6 52.8 50.8 0 090 11.1 16 080 24.0 0 666.2 03 47.5 49.4 48.3 0 100 10.9 18 090 24.0 0 667.4 04 45.0 48.9 46.4 0 100 9.0 15 060 24.0 0 668.7 05 45.3 47.8 46.1 0 070 11.2 16 060 24.0 0 670.1 06 46.4 47.8 47.0 0 020 15.0 21 030 24.0 0 672.4 07 43.3 47.2 45.3 0 020 17.6 27 020 24.0 2 671.6 BS 08 42.0 43.9 43.0 0 030 21.0 28 030 24.0 1 670.8 BS 09 33.9 42.8 36.6 T 360 16.7 25 360 13.0 8 677.3 BS,IF 10 36.1 40.6 38.2 T 030 15.4 23 010 23.6 2 679.8 11 37.8 41.7 39.9 0 360 11.5 16 020 18.1 6 678.4 IF 12 39.4 43.6 40.6 0 360 13.2 17 360 18.8 7 679.2 IF 13 38.1 40.6 38.9 T 010 16.0 20 360 12.4 6 675.3 IF 14 31.7 40.0 36.2 0 340 10.8 16 080 14.6 5 668.2 15 32.2 38.3 34.8 0 360 9.7 14 360 18.4 5 672.0 IF 16 33.3 38.3 36.7 0 110 4.6 12 360 18.8 4 678.3 17 36.1 38.3 37.2 0 120 10.5 16 100 24.0 1 674.8 18 37.5 39.4 38.1 0 070 10.1 16 110 24.0 0 670.7 19 37.8 40.0 39.1 0 030 8.3 13 070 24.0 0 674.5 20 40.3 41.7 40.8 0 010 7.3 10 070 24.0 3 679.8 21 39.4 41.7 40.5 0 010 8.8 14 360 23.0 7 680.8 22 37.8 40.0 38.7 0 110 6.4 10 100 24.0 2 682.9 23 36.7 38.9 37.7 T 120 7.9 13 120 24.0 2 681.8 24 37.8 39.4 38.5 0 110 7.8 16 110 24.0 0 682.2 25 37.2 40.0 38.6 0 010 5.0 10 360 24.0 2 685.9 26 33.1 39.4 36.7 T 350 7.1 13 340 21.8 8 686.5 27 30.9 35.6 32.8 T 110 4.8 12 110 22.2 4 684.7 28 32.8 35.6 34.0 0 090 13.6 22 090 24.0 0 681.3 29 34.4 35.6 35.0 0 090 13.9 24 090 24.0 0 679.0 30 35.0 38.3 36.9 0 100 3.8 12 090 24.0 0 681.0 AVG 38.7 42.1 40.2 T 360 10.6 28 030 22.0 3 676.4 8th AVG MONTHLY -40.2 PCPN TRACE NR DAYS CLEAR 19 HIGHEST -30.9 ON 27th SUNSHINE 660.7/ 92% PARTLY CLOUDY 07 LOWEST -54.4 ON 1st CLOUDY 04 HIGH PRESSURE 687.1 ON 26th LOW PRESSURE 664.7 ON 2nd 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 Sky Cover changed to Octas. Station Pressure converted from inches of Hg to millibars. Prevailing wind direction taken from NCDC data. No data on original LCD. All wind and pressure data taken from original LCD unless otherwise indicated. Changed Extremes: From To Max T -31.1 -30.9 Min T Changed Monthly Averages: (All temps are Minus C) From To From To From To Max T Avg Wnd Spd Avg Press Min T 42.0 42.1 Max Press 686.9 687.1 Fastest Wnd MPH Avg T 40.3 40.2 Min Press Changes to Daily Data: Max Temp Day 2 3 5 6 8 13 18 20 26 27 From: 48.9 47.8 45.6 46.7 42.2 38.3 37.8 40.6 33.3 31.1 To: 48.6 47.5 45.3 46.4 42.0 38.1 37.5 40.3 33.1 30.9 Min Temp Day 12 From: 41.1 To: 43.6 Avg Temp Day 2 3 4 5 6 7 8 9 10 11 13 14 15 From: 51.1 48.9 47.2 46.7 47.2 45.6 43.3 38.3 38.3 40.0 39.4 36.1 35.6 To: 50.8 48.3 46.4 46.1 47.0 45.3 43.0 36.6 38.2 39.9 38.9 36.2 34.8 Day 16 18 19 20 21 22 23 24 25 27 28 30 From: 36.1 38.9 38.9 41.1 40.6 38.9 37.8 38.9 38.9 33.3 34.4 36.7 To: 36.7 38.1 39.1 40.8 40.5 38.7 37.7 38.5 38.6 32.8 34.0 36.9 Avg Press Day: 1 From: 674.0 To: 670.7 Number of NCDC observations per day: 8