Lacawac weather for: MONTH 2,2003 Location: in water at dock Rec field is % of data records collected (less than 100 indicates incomplete) Conversions: wind speed m/s X 2.24 = mph; rain mm/25.4=inches Note that unheated rain gage will delay reporting frozen precipitation until sun or Tair>0 melts it, underestimating total because of sublimation. Lake has cover of water over ice based on water temperature patterns. Major snow storm on 17 Feb: lake level rose 35mm water equivalent by weight. Snowmelt on 22Feb & 5mm rain on 23Feb caused lake rise of 25mm. Cold meltwater detected flowing on shallow lake bottom following sun or rain. MAX AVG MIN SUM AVG SUM SUM AVG MAX AVG AVG Day Rec Tair Tair Tair Precip RH PAR PYR WIND GUST T_0.1m T_3m #'s % (C) (C) (C) (mm) (%) (Mol/m2) (kJ/m2) (m/s) (m/s) (C) (C) 1 100 0.5 -0.5 -1.0 1.6 99 4.6 1820 1.4 4.7 -0.1 3.4 2 100 1.0 0.4 -0.2 0.5 86 7.5 2867 4.1 11.2 0.0 3.1 3 100 7.1 1.7 -1.1 1.6 74 22.9 8584 2.0 10.4 -0.0 3.3 4 100 4.4 1.9 -1.4 11.2 81 6.7 2441 2.2 10.3 -0.0 3.2 5 100 -1.6 -5.6 -8.9 0.1 57 26.7 10331 4.0 10.9 0.1 3.2 6 100 -1.7 -7.5 -13.8 0.0 64 25.3 9931 1.0 5.1 -0.0 3.4 7 100 -1.8 -5.2 -12.2 0.0 86 3.3 1342 1.3 7.5 -0.0 3.5 8 100 -3.6 -9.2 -13.2 1.0 64 32.1 5235 1.4 6.6 -0.0 3.4 9 100 -1.5 -5.5 -10.3 0.0 63 27.5 9885 1.6 8.6 -0.0 3.4 10 100 -0.7 -3.1 -5.5 0.0 79 9.3 3749 0.8 7.2 -0.0 3.5 11 100 -2.9 -10.1 -15.6 0.0 61 29.6 12059 2.6 12.1 0.0 3.3 12 100 -4.7 -8.5 -11.4 0.0 64 33.5 13384 3.1 11.9 0.0 3.3 13 100 -10.2 -11.9 -13.5 0.0 63 31.7 12650 3.2 10.7 0.0 3.3 14 100 -5.1 -10.6 -13.6 0.0 57 34.5 13459 2.4 9.6 0.0 3.3 15 100 -8.9 -11.5 -16.0 0.0 54 30.9 12075 2.4 7.6 -0.0 3.4 16 100 -10.6 -14.4 -17.1 0.0 45 11.0 3787 1.8 5.6 -0.1 3.4 17 100 -7.6 -10.9 -14.5 0.0 89 7.1 2256 2.2 7.5 -0.0 3.4 18 100 -2.8 -5.8 -8.2 0.0 94 14.8 5688 0.8 5.1 -0.0 3.4 19 100 6.7 -1.2 -7.0 0.0 87 30.4 10808 0.7 3.5 -0.0 3.4 20 100 6.4 0.9 -6.2 0.0 72 40.7 15456 1.5 6.8 -0.0 3.4 21 100 9.6 1.3 -7.0 0.0 60 31.6 12162 0.6 4.0 -0.0 3.4 22 100 2.9 1.8 0.8 0.0 97 4.0 1382 1.3 6.5 -0.0 3.4 23 100 5.6 -0.1 -5.7 5.1 89 9.0 3406 2.9 14.8 -0.0 3.3 24 100 -2.5 -5.4 -8.8 0.0 75 14.8 5629 2.1 10.3 -0.0 3.3 25 100 -3.3 -8.4 -12.8 0.0 66 29.8 12077 2.5 8.9 -0.0 3.3 26 100 -5.6 -10.9 -14.9 0.0 67 26.3 10347 0.7 4.5 -0.1 3.4 27 100 -2.1 -6.4 -11.3 0.5 75 21.7 8730 0.9 4.4 -0.0 3.4 28 100 1.3 -2.7 -8.1 0.2 64 23.8 9161 0.8 3.5 -0.0 3.3 MONTHLY SUMMARY: CUM CUM MAX AVG MIN SUM AVG SUM SUM AVG MAX AVG AVG Day Rec Tmax Tavg Tmin Precip RH PAR PYR WIND GUST T_0.1m T_3m #'s % (C) (C) (C) (mm) (%) (Mol/m2) (kJ/m2) (m/s) (m/s) (C) (C) 28 100 9.6 -5.3 -17.1 21.8 73 591 220703 1.9 14.8 -0.0 3.4