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Forecast high taken from ABE
  20-DEC-2014 12 UTC  Soaring report from IAD upper air data.
   Forecast high: 36 F; est. base of any clouds: 4500 feet AGL.

                    === Raw Upper-Air Data ===
Feet MSL:    279    381    537    667   1810   2829   3111   3397   3513   3980
Pres mb:    1015   1011   1005   1000    957    920    910    900    896    880
Temp C:     -4.7   -2.3   -1.5   -1.7   -4.1   -4.5   -4.9   -3.5   -3.3   -4.1
VirT C:     -4.3   -1.9   -1.2   -1.4   -3.8   -4.2   -4.6   -3.3   -3.0   -3.9
DewPt C:    -6.2   -7.3   -8.5   -8.7  -10.1  -11.5  -12.9  -14.5  -13.3  -15.1
Wdir@kts:                      340 14        330 11                            

       === Interpolations (temps in deg. F, altitudes in feet MSL) ===
  MSL  *TI* Wdir@kts trig  VirT  1.5 degrees/division ("`": Dry Adiabatic)
-----  ---- -------- ---- . ---- -----------------------------------------
12000  24.3  285  19   80 | 17.6 `                           :
11500  22.3            76 | 16.7  `                         :
11000  21.7            75 | 18.2    `                        :
10500  21.2            74 | 20.0      `                       :
10000  20.7  280  19   73 | 21.8       `                        :
 9500  20.2            72 | 23.6         `                       :
 9000  19.7  290  16   71 | 25.4           `                      :
 8500  19.1            70 | 26.9             `                     :
 8000  17.4  290  17   67 | 26.6              `                    :
 7500  14.7            62 | 24.3                `                :
 7000  14.1  265  13   61 | 26.0                  `               :
 6500  13.5            60 | 27.6                    `              :
 6000  12.7  280  12   59 | 28.8                     `              :
 5500  11.2            56 | 28.8                       `            :
 5000   8.8  265  14   52 | 27.1                         `         :
 4500   6.6            48 | 25.8                           `      :
 4000   4.8  260  13   44 | 25.2                            `     :
 3500   4.0            43 | 26.5                              `    :
 3000   1.1  310   5   38 | 23.9                                `:
 2500   0.0            36 | 24.7                                  :
 2000  -1.3  325  20   35 | 25.0                                  :`
 1500  -2.0            33 | 26.3                                   : `
 1000  -2.4  340  17   33 | 28.3                                    :  `
  500  -3.2  340  14   31 | 29.6                                     :  `


   === Complete Upper Air Data ===

   P(mb)     H(ft)    Tv(C)    T(C)    DP(C)   wind dir  wind spd

   1015.0      279     -4.3     -4.7     -6.2
   1011.0      381     -1.9     -2.3     -7.3
   1005.0      537     -1.2     -1.5     -8.5
   1000.0      667     -1.4     -1.7     -8.7      340       14
    957.0     1810     -3.8     -4.1    -10.1
    920.0     2829     -4.2     -4.5    -11.5      330       11
    910.0     3111     -4.6     -4.9    -12.9
    900.0     3397     -3.3     -3.5    -14.5
    896.0     3513     -3.0     -3.3    -13.3
    880.0     3980     -3.9     -4.1    -15.1
    874.0     4157     -3.1     -3.3    -19.3
    859.0     4606     -3.5     -3.7    -20.7
    850.0     4879     -3.1     -3.3    -19.3      265       14
    837.0     5280     -1.7     -1.9    -20.9
    821.0     5783     -1.8     -1.9    -28.9
    812.0     6070     -1.8     -1.9    -23.9
    790.0     6785     -2.9     -3.1    -19.1
    767.0     7550     -4.3     -4.5    -21.5
    760.0     7787     -4.2     -4.3    -22.3
    753.0     8027     -2.9     -2.9    -44.9
    748.0     8200     -2.5     -2.5    -49.5
    734.0     8690     -3.1     -3.1    -37.1
    719.0     9225     -4.1     -4.3    -18.3
    700.0     9916     -5.5     -5.7    -20.7      285       17
    659.0    11459     -8.6     -8.7    -24.7
    650.0    11809     -7.9     -7.9    -42.9
    624.0    12848     -8.7     -8.7    -50.7
    565.0    15347    -13.9    -13.9    -54.9
    517.0    17535    -19.3    -19.3    -58.3
    504.0    18154    -21.0    -21.1    -38.1
    500.0    18347    -21.6    -21.7    -37.7      265       29
    483.0    19179    -23.8    -23.9    -36.9
    471.0    19780    -25.2    -25.3    -30.3
    465.0    20085    -25.6    -25.7    -29.8
    419.0    22537    -30.8    -30.9    -40.9
    402.0    23497    -33.1    -33.1    -44.1
    400.0    23612    -33.5    -33.5    -44.5      270       51
    370.0    25387    -38.7    -38.7    -44.7
    332.0    27794    -45.3    -45.3    -51.3
    318.0    28734    -46.9    -46.9    -51.9
    312.0    29149    -46.3    -46.3    -53.3
    300.0    30000    -48.1    -48.1    -60.1      265       91
    296.0    30290    -48.7    -48.7    -61.7
    262.0    32891    -53.9    -53.9    -69.9
    250.0    33877    -54.7    -54.7    -70.7      260       94
    247.0    34130    -54.7    -54.7    -70.7
    240.0    34737    -52.3    -52.3    -70.3
    216.0    36972    -52.5    -52.5    -76.5
    200.0    38592    -55.5    -55.5    -82.5      270       70
    192.0    39444    -56.7    -56.7    -82.7
    191.0    39552    -56.5    -56.5    -82.5
    190.0    39662    -55.1    -55.1    -82.1
    186.0    40107    -55.3    -55.3    -82.3
    184.0    40334    -54.3    -54.3    -82.3
    180.0    40797    -53.9    -53.9    -82.9
    175.0    41390    -54.1    -54.1    -84.1
    166.0    42507    -51.9    -51.9    -84.9
    162.0    43027    -50.1    -50.1    -84.1
    150.0    44666    -53.1    -53.1    -86.1      280       57
    145.0    45382    -53.1    -53.1    -86.1
    131.0    47519    -55.3    -55.3    -87.3
    119.0    49530    -55.1    -55.1    -87.1
    110.0    51167    -58.1    -58.1    -89.1
    107.0    51738    -57.9    -57.9    -89.9
Additional wind data:

  H(ft)   dir   spd
 ------   ---   ---
  1000    340    17
  2000    325    20
  3000    310     5
  4000    260    13
  6000    280    12
  7000    265    13
  8000    290    17
  9000    290    16
 10000    280    19
 12000    285    19
 13000    290    17
 14000    275    19
 16000    265    23
 17000    255    23
 19000    265    27
 20000    275    34
 25000    275    56
 26000    270    57
 29000    260    92
 30000    265    91
 33000    260    98
 37000    265    67
 42000    270    81
 46000    280    51
 49000    255    66
 50000    260    62