LOCAL CLIMATOLOGICAL DATA HISTORY OF THE AMUNDSEN SCOTT SOUTH POLE STATION YEAR 1968 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 37.8 40.6 39.2 0 020 15.4 18 020 99.9 2 681.9 IC 02 38.6 43.3 40.9 0 040 11.5 18 040 99.9 2 680.2 IC 03 37.5 44.4 41.6 0 010 9.6 16 010 99.9 6 686.2 IC 04 40.6 42.8 41.5 T 010 10.0 13 010 99.9 4 688.5 IF 05 40.3 43.3 41.8 0 040 10.0 14 040 99.9 3 686.9 IF 06 38.3 40.6 39.5 0 040 16.1 18 040 99.9 2 685.4 IF,BS 07 37.5 40.0 38.6 0 050 12.2 17 050 99.9 1 681.4 08 40.0 42.2 41.6 0 060 9.3 14 060 99.9 0 683.0 09 40.9 42.2 41.6 0 060 9.5 13 060 99.9 0 685.2 10 39.2 41.7 40.2 0 110 7.7 13 110 99.9 0 685.0 11 39.2 41.7 40.8 0 120 10.5 15 120 99.9 0 684.3 12 41.4 42.2 41.7 0 030 8.5 13 030 99.9 2 685.0 IF 13 40.9 43.3 42.3 0 020 12.1 15 020 99.9 6 685.8 IF 14 37.0 42.8 39.9 0 340 12.4 16 340 99.9 6 687.0 IF 15 34.2 36.7 35.2 T 350 13.8 16 350 99.9 0 687.8 SG-,IC,IF 16 34.2 36.7 34.9 0 010 10.3 17 010 99.9 6 684.8 IC,IF 17 34.8 37.2 36.2 0 040 9.9 14 040 99.9 2 683.2 IF 18 37.0 37.8 37.4 0 050 8.6 12 050 24.0 2 685.7 19 33.7 37.8 36.2 0 020 10.5 14 020 24.0 3 689.7 20 35.9 37.2 36.4 0 050 10.6 13 050 24.0 0 690.6 21 33.7 36.1 35.1 0 040 14.3 18 040 24.0 0 690.6 22 32.0 34.4 33.4 T 030 15.1 20 300 24.0 3 688.2 IC,IF 23 32.2 36.7 34.4 T 020 11.1 17 020 24.0 2 685.0 IC,IF 24 35.3 37.8 36.2 0 350 6.5 10 350 0.0 6 691.3 IF 25 33.9 36.7 35.2 T 360 6.0 9 360 18.0 7 690.0 IC,IF 26 34.8 36.7 36.0 0 120 7.1 12 120 24.0 1 683.3 27 35.4 37.2 36.5 0 080 4.9 8 080 24.0 1 686.5 28 32.5 37.2 34.4 T 090 1.3 5 090 23.4 5 687.4 SG- 29 33.7 35.6 34.7 0 020 6.7 10 200 18.6 3 684.0 30 33.7 35.6 34.6 T 010 8.8 10 010 17.8 5 682.4 IC AVG 36.5 39.3 37.9 020 10.0 20 300 20.8 3 685.9 22nd AVG MONTHLY -37.9 PCPN TRACE NR DAYS CLEAR 17 HIGHEST -32.0 ON 22nd SUNSHINE 269.8/ 86% PARTLY CLOUDY 12 LOWEST -44.4 ON 3rd CLOUDY 01 HIGH PRESSURE 693.2 ON 24th, 25th LOW PRESSURE 679.3 ON 2nd NET CHANGE IN SNOWSTAKE FIELD: 9.99 SNOWSTAKES 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 Sky Cover changed to Octas. Station Pressure taken from NCDC data. Data rounded to whole mb on original LCD. Average wind speed taken from NCDC data. Data rounded to whole MPH on original LCD. Sunshine data missing from day 1 - day 17. All wind and pressure data taken from original LCD unless otherwise indicated. Changed Extremes: From To Max T -32.2 -32.0 Min T Changed Monthly Averages: (All temps are Minus C) From To From To From To Max T 36.8 36.5 Avg Wnd Spd 10.1 10.0 Avg Press 685.8 685.9 Min T 39.2 39.3 Max Press 693.0 693.2 Fastest Wnd MPH Avg T 38.0 37.9 Min Press 678.8 679.3 Changes to Daily Data: Max Temp Day 2 3 5 7 9 10 11 12 13 14 15 From: 38.9 37.8 40.6 37.8 41.1 39.4 39.4 41.7 41.1 38.3 34.4 To: 38.6 37.5 40.3 37.5 40.9 39.2 39.2 41.4 40.9 37.0 34.2 Day 16 17 18 19 20 21 22 24 26 27 28 29 30 From: 34.4 35.0 37.2 33.9 36.1 33.9 32.2 35.6 35.0 35.6 32.8 33.9 33.9 To: 34.2 34.8 37.0 33.7 35.9 33.7 32.0 35.3 34.8 35.4 32.5 33.7 33.7 Min Temp Day 14 From: 41.1 To: 42.8 Avg Temp Day 2 3 4 5 6 7 8 9 10 11 12 13 14 15 From: 41.1 41.1 41.7 41.9 39.4 38.9 41.1 41.7 40.6 40.6 41.9 42.2 39.7 35.6 To: 40.9 41.6 41.5 41.8 39.5 38.6 41.6 41.6 40.2 40.8 41.7 42.3 39.9 35.2 Day 16 17 18 19 20 21 22 24 25 26 27 28 30 From: 35.6 36.1 37.5 35.8 36.7 35.0 33.3 36.7 35.3 35.8 36.4 35.0 34.7 To: 34.9 36.2 37.4 36.2 36.4 35.1 33.4 36.2 35.2 36.0 36.5 34.4 34.6 Fast MPH Day 12 From: 12 To: 13 Number of NCDC observations per day: 6 for the 1st, 8 for all other days