PITSFORD HALL WEATHER STATION CLIMATOLOGICAL OBSERVATIONS NOVEMBER 2002 Observations at Pitsford Hall at 1st 2nd 3rd 4th 5th 6th 7th 8th 9th 10th 11th 12th 13th 14th 15th 16th 17th 18th 19th 20th 21st 22nd 23rd 24th 25th 26th 27th 28th 29th 30th 0900 hours UTC Total Cloud 8 8 7 2 9 9 0 8 8 8 1 8 9 8 6 9 7 9 9 8 8 2 8 8 9 9 3 3 9 8 Wind Direction s ssw ssw wsw ssw ssw nw ssw nnw s ssw s calm ssw s calm calm calm ese se se se sse sse e s s sse calm s Speed (knots) 9 1 11 3 7 12 8 16 4 9 11 12 0 27 8 0 0 0 3 7 8 12 8 2 1 4 13 13 0 7 Weather 2 2 60 2 11 21 0 61 2 63 2 62 63 55 50 45 2 45 45 61 61 1 62 50 45 45 1 1 28 10 Visibility 7 7 7 7 5 5 7 5 7 5 7 7 4 6 7 2 5 2 2 5 6 7 5 5 2 2 7 6 2 6 Screen (C) Dry Bulb 12.6 8.6 9.5 7.6 10.6 13.2 4.9 7.0 7.1 8.6 6.9 9.4 7.0 9.3 8.9 7.1 6.8 0.3 4.7 6.0 9.4 8.0 7.2 6.0 4.0 6.4 7.4 8.6 6.5 6.9 Wet Bulb 12.0 8.5 9.0 7.4 10.5 13.0 4.5 6.9 6.5 8.5 6.2 9.2 6.9 8.9 8.2 7.1 6.7 0.1 4.6 5.8 9.2 7.6 7.1 5.9 4.0 6.4 6.6 8.4 6.4 6.7 Max 14.2 14.7 14.0 13.4 13.5 13.0 10.1 13.0 9.5 13.8 13.2 11.5 12.0 11.7 12.1 8.0 8.2 6.4 7.5 9.5 10.3 10.8 10.3 9.2 7.6 10.7 11.1 11.6 7.7 11.4 Min 9.1 7.5 8.1 5.4 5.8 10.1 3.6 3.8 5.3 7.0 5.8 5.2 6.3 6.8 6.9 5.8 6.3 -0.5 -0.2 3.0 5.7 5.8 4.6 3.1 3.3 3.6 6.1 7.1 4.8 5.7 Ground Observations Grass Min 8.1 2.4 5.2 1.5 1.9 9.2 -0.2 0.4 3.0 4.9 2.0 4.7 -0.6 4.1 3.7 1.6 5.6 -1.8 0.6 4.0 1.1 1.8 -0.2 -0.6 -0.5 0.6 3.8 4.7 0.4 4.6 Conc. Min 8.5 4.7 5.8 3.0 3.5 7.8 1.6 2.0 4.6 6.3 4.0 5.0 3.8 2.5 4.6 3.6 6.0 -0.2 1.0 3.5 3.3 3.3 1.9 1.6 1.3 3.2 4.1 4.9 1.7 5.0 Bare Earth Min 9.1 6.0 6.8 4.3 4.6 9.5 4.3 3.0 6.6 7.0 4.9 3.2 4.4 6.0 5.1 4.6 6.8 0.6 2.1 2.3 4.3 4.6 3.1 2.6 2.5 4.2 5.5 5.8 2.9 5.8 Soil/Earth Temperatures Surface 11.7 8.9 9.4 7.2 10.0 12.5 4.8 7.1 8.0 8.6 6.7 9.2 8.2 8.0 8.2 8.1 7.8 3.0 6.0 6.6 8.9 8.7 6.7 5.6 5.4 6.5 6.6 7.6 6.6 7.4 5cm 10.6 8.7 9.1 7.2 9.0 11.8 6.0 6.6 7.8 8.4 6.9 8.3 7.7 8.5 7.7 7.6 7.8 4.6 6.0 5.8 7.5 7.1 5.7 5.3 5.4 5.9 6.2 6.9 5.9 6.8 10cm 10.7 9.4 10.0 8.0 9.2 11.8 7.2 7.1 8.5 8.8 6.7 8.7 8.1 8.9 8.0 8.0 8.4 5.7 6.7 6.2 7.8 7.5 6.4 5.9 5.9 6.2 6.7 7.3 6.4 7.2 20cm 10.5 10.3 10.8 9.4 9.4 12.0 8.9 8.0 9.2 9.2 8.6 8.8 8.6 9.1 8.7 8.5 8.8 7.4 7.4 6.8 7.9 8.0 7.4 6.9 7.1 6.9 7.2 7.7 7.1 7.5 30cm 10.5 10.6 11.0 10.0 9.4 11.9 9.5 8.6 9.5 9.5 9.4 9.3 9.2 9.4 9.2 8.9 9.0 8.1 7.5 7.3 8.0 8.2 8.0 7.4 7.2 7.3 7.6 7.8 7.6 7.7 40cm 10.4 10.6 10.8 10.0 9.5 11.6 9.7 8.7 9.4 9.3 9.4 9.4 9.0 9.3 6.0 8.9 8.9 8.3 7.8 7.5 8.1 8.3 8.0 7.6 7.5 7.4 7.6 7.9 7.7 7.7 50cm 10.6 10.8 11.0 10.6 9.8 11.6 10.0 9.8 9.9 9.8 10.0 9.9 9.6 9.7 9.7 9.4 9.4 9.0 8.5 8.4 8.6 8.9 8.5 8.3 8.1 8.0 8.2 8.5 8.1 8.1 100cm 10.8 10.9 11.0 11.0 10.9 10.9 10.9 10.8 10.6 10.4 10.4 10.5 10.5 10.3 10.3 10.1 10.0 9.8 9.7 9.5 9.4 9.3 9.4 9.2 9.1 8.9 8.8 8.7 8.7 8.8 State of the Ground Without snow 1 1 1 1 1 2 1 1 2 2 2 2 2 2 2 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 With snow _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ Snow depth _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ State of the Grass 1 1 3 1 3 3 1 3 3 3 3 3 3 3 3 2 3 7 2 3 3 3 3 4 2 2 1 1 2 1 State of the Concrete 1 1 1 0 1 2 0 2 1 2 1 2 2 2 1 1 1 0 1 2 1 1 2 1 1 1 1 1 1 1 Evaporation Hook-gauge reading 58.99 _ _ _ _ _ _ _ 57.87 _ _ _ _ _ _ 60.04 _ _ _ _ _ _ _ _ _ _ _ _ _ 54.39 Total evaporation (less rainfall) > > > > > > > > 17.78 > > > > > > 5.78 > > > > > > > > > > > > > 0.22 Rainfall Total 4.5 9.7 0.1 0.5 9.8 3.1 1.0 8.9 8.9 2.1 1.5 13.0 9.2 1.8 0.1 0.6 0.1 tr(fe) 0.2 0.6 1.4 4.5 3.5 0.1 0.1 0.1 1.1 1.7 0.1 4.0 Duration 2.0 6.0 0.1 0.5 4.5 4.3 4.0 8.5 8.0 1.5 0.5 6.8 7.5 2.0 _ 1.0 _ _ _ 0.5 0.8 3.8 2.0 _ _ _ 0.5 1.5 _ 3.5 Acidity 6.25 6.14 _ _ _ _ _ 6.58 6.37 6.31 _ 6.62 6.22 5.17 _ _ _ _ _ _ _ 6.55 6.17 _ _ _ _ 6.65 _ 6.45 Run of Wind Miles 130.21 128.32 106.16 84.41 126.13 212.84 148.22 177.91 58.45 122.01 190.37 157.68 121.31 234.59 89.57 36.87 34.05 45.03 74.95 106.66 161.03 198.87 83.55 48.53 53.19 196.1 233.36 123.73 73.51 177.21 Mean 7.1 7 5.8 4.6 6.8 11.5 8 9.6 3.2 6.6 10.3 8.5 6.6 12.7 4.9 2 1.8 2.4 4.1 5.8 8.7 10.8 4.5 2.6 2.9 10.6 12.6 6.7 4 9.6 Gust 19 25 19 <15 26 21 30 29 17 17 22 22 30 44 16 <15 <15 <15 15 17 20 22 17 <15 <15 26 28 20 <15 24 Sunshine 0.0 0.1 5.7 5.3 0.0 0.0 7.2 0.0 0.1 0.0 5.6 1.8 2.4 3.0 3.2 0.0 0.0 1.1 0.1 0.0 0.0 2.7 1.4 1.8 0.4 0.9 3.1 2.5 0.0 0.0 Statistics Saturated VP(Twb) 1.403 1.11 1.149 1.03 1.27 1.499 0.843 0.995 0.968 1.11 0.949 1.164 0.995 1.141 1.088 1.009 0.982 0.615 0.849 0.923 1.164 1.044 1.009 0.929 0.814 0.962 0.975 1.103 0.962 0.982 VP 1.362 1.103 1.115 1.016 1.263 1.485 0.816 0.988 0.927 1.103 0.902 1.15 0.988 1.114 1.04 1.009 0.975 0.602 0.842 0.909 1.15 1.017 1.002 0.922 0.814 0.962 0.921 1.089 0.955 0.968 Saturated VP 1.46 1.118 1.188 1.044 1.279 1.518 0.867 1.002 1.009 1.118 0.995 1.18 1.002 1.172 1.141 1.009 0.989 0.624 0.855 0.936 1.18 1.073 1.016 0.936 0.814 0.962 1.03 1.118 0.968 0.995 RH % 93.3 98.7 93.9 97.3 98.7 97.8 94.1 98.6 91.9 98.7 90.7 97.5 98.6 95.1 91.1 100 98.6 96.5 98.5 97.1 97.5 94.8 98.6 98.5 100 100 89.4 97.4 98.7 97.3 Dew Point 11.5 8.4 8.6 7.2 10.4 12.9 4 6.8 5.9 8.4 5.5 9 6.8 8.5 7.5 7.1 6.6 -0.2 4.5 5.6 9 7.2 7 5.8 4 6.4 5.8 8.2 6.3 6.5 Pressure 1012.9 1010.6 1003.0 1016.7 1021.2 1010.5 1017.2 1010.9 1006.9 1001.8 1001.0 998.5 988.1 965.8 987.0 999.6 1006.9 1012.7 1010.9 1003.4 984.3 988.9 996.8 1002.4 1004.5 1009.6 1005.9 1002.2 1007.8 1019.7 Days with thunder _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ hail<5mm _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ hail>/=5mm _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ snow _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ fog _ _ _ _ _ _ _ _ _ _ _ _ 1 _ _ 1 _ 1 1 _ _ _ _ _ 1 1 _ _ 1 _