***Corrected Winter 2010*** LOCAL CLIMATOLOGICAL DATA HISTORY OF THE AMUNDSEN SCOTT SOUTH POLE STATION YEAR 1983 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 51.1 55.1 52.4 T 070 4.6 8 060 24.0 6 674.5 2 50.7 53.8 53.0 T 070 4.4 8 070 21.1 4 674.4 3 52.3 53.9 53.3 T 090 2.8 9 080 24.0 2 669.4 4 46.1 54.3 51.0 T 060 4.3 10 060 24.0 4 668.3 5 42.1 53.2 43.5 T 330 8.7 16 340 6.0 7 670.3 6 42.4 46.1 43.9 T 360 3.4 14 330 14.4 8 673.6 7 42.4 46.4 44.5 T 010 7.7 10 360 18.4 6 676.7 8 43.3 45.9 44.5 T 030 8.3 14 030 23.6 3 682.2 9 43.3 46.6 45.4 T 070 9.6 14 070 24.0 1 680.2 10 44.8 47.2 46.3 T 050 7.5 16 050 24.0 0 679.1 11 43.9 47.0 45.7 T 050 5.2 12 040 24.0 3 681.5 12 41.1 46.4 42.2 T 350 11.2 14 350 5.8 5 681.4 13 39.4 43.3 41.0 T 300 6.9 16 350 0.0 4 680.7 14 37.8 43.8 40.4 T 280 6.3 12 320 23.2 6 683.5 15 35.5 41.1 38.5 T 280 2.6 15 280 15.8 7 683.0 16 38.3 41.9 40.5 T 080 1.0 5 150 21.6 6 675.6 17 37.8 43.9 41.2 T 060 1.7 6 010 17.8 5 676.3 18 39.4 44.5 42.0 T 020 5.8 9 030 24.0 5 677.8 19 38.9 42.8 40.6 T 060 4.9 10 360 18.0 7 676.1 20 40.1 44.4 42.9 T 060 3.7 8 060 24.0 4 672.9 21 33.9 45.0 38.7 T 330 9.9 14 340 24.0 5 675.2 22 33.8 40.2 35.7 T 300 6.5 20 310 8.1 5 675.4 23 35.0 37.2 36.7 T 280 2.2 9 340 19.6 8 673.5 24 35.3 38.9 38.5 T 350 4.2 10 010 24.0 8 673.0 25 37.8 40.4 39.2 T 360 10.3 14 360 22.3 8 674.2 26 37.6 40.6 39.1 T 010 6.9 15 360 21.4 6 674.2 27 38.8 41.1 40.8 T 070 4.5 9 060 23.8 3 672.8 28 40.3 41.3 41.0 0 080 2.8 7 070 24.0 3 675.2 29 39.4 41.3 40.0 0 110 3.2 6 130 24.0 2 678.0 30 37.2 40.1 38.3 0 030 7.4 10 080 24.0 2 681.6 AVG 40.7 44.9 42.7 T 060 5.6 20 310 19.8 5 676.3 22nd AVG MONTHLY -42.7 PCPN TRACE NR DAYS CLEAR 05 HIGHEST -33.8 ON 22nd SUNSHINE 592.9 82.3 PARTLY CLOUDY 18 LOWEST -55.1 ON 1st CLOUDY 07 HIGH PRESSURE 684.1 ON 15th LOW PRESSURE 668.3 ON 4th NET CHANGE IN SNOWSTAKE FIELD: +0.60 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 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 Min T Changed Monthly Averages: (All temps are Minus C) From To From To From To Max T 41.4 40.7 Avg Wnd Spd 5.2 5.6 Avg Press 676.1 676.3 Min T 44.7 44.9 Max Press Fastest Wnd MPH Avg T 43.1 42.7 Min Press Changes to Daily Data: Max Temp Day 1 4 8 11 12 14 16 18 21 25 29 30 From: 51.8 52.9 43.5 45.0 42.3 40.0 40.1 39.8 40.3 38.2 40.0 38.5 To: 51.1 46.1 43.3 43.9 41.1 37.8 38.3 39.4 33.9 37.8 39.4 37.2 Min Temp Day 6 10 13 15 17 20 24 26 From: 44.5 46.8 42.8 40.6 42.0 43.8 38.3 39.6 To: 46.1 47.2 43.3 41.1 43.9 44.4 38.9 40.6 Avg Temp Day 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 From: 53.5 52.3 53.1 53.6 47.7 43.5 44.4 44.7 45.0 45.8 46.0 44.4 41.1 41.9 38.0 41.0 To: 52.4 53.0 53.3 51.0 43.5 43.9 44.5 44.5 45.4 46.3 45.7 42.2 41.0 40.4 38.5 40.5 Day 17 18 19 20 21 22 23 24 25 26 27 28 29 30 From: 39.9 42.2 40.9 42.0 42.7 37.0 36.1 36.8 39.3 38.6 40.0 40.8 40.7 39.3 To: 41.2 42.0 40.6 42.9 38.7 35.7 36.7 38.5 39.2 39.1 40.8 41.0 40.0 38.3 Number of NCDC observations per day: 8