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Forecast high taken from ILG
  22-JAN-2017  0 UTC  Soaring report from IAD upper air data.
   Forecast high: 57 F; est. base of any clouds: 2500 feet AGL.

                    === Raw Upper-Air Data ===
Feet MSL:    279   2336   2512   4648   5681   6245   6447   6719   9060   9806
Pres mb:     999    926    920    850    818    801    795    787    721    701
Temp C:      9.2    6.6    6.8    7.0    5.4    5.6    7.0    6.8    2.6    3.0
VirT C:     10.4    7.7    7.9    7.8    6.1    6.2    7.4    7.1    2.9    3.0
DewPt C:     8.5    6.1    6.3    1.0   -2.6   -4.4  -10.0  -12.2  -16.4  -39.0
Wdir@kts:               210 12 240 13                                          

       === Interpolations (temps in deg. F, altitudes in feet MSL) ===
  MSL  *TI* Wdir@kts trig  VirT  1.5 degrees/division ("`": Dry Adiabatic)
-----  ---- -------- ---- . ---- -----------------------------------------
12000  17.6  240  25   89 | 27.9 `                   :
11500  17.5            88 | 30.5  `                    :
11000  17.4            88 | 32.9    `                   :
10500  17.1            88 | 35.0      `                   :
10000  16.8  250  18   87 | 37.2       `                   :
 9500  15.4            85 | 37.3         `                 :
 9000  13.9  250  15   82 | 37.3           `               :
 8500  13.3            81 | 39.0             `              :
 8000  12.7  260  14   80 | 40.6              `              :
 7500  12.2            79 | 42.3                `             :
 7000  11.6  270  12   78 | 43.9                  `            :
 6500  10.8            76 | 45.2                    `           :
 6000   8.1  270  14   72 | 43.0                     `         :
 5500   6.9            69 | 43.5                       `       :
 5000   6.3  250  14   68 | 45.0                         `      :
 4500   5.4  240  13   67 | 46.1                           `     :
 4000   3.9  230  14   64 | 46.1                            `    :
 3500   2.5            61 | 46.2                              `  :
 3000   1.0  215  14   59 | 46.2                                `:
 2500  -0.5  210  12   57 | 46.2                                 :`
 2000  -1.7  205  10   55 | 46.6                                 : `
 1500  -2.6            53 | 47.8                                  :  `
 1000  -3.4  185   7   52 | 49.0                                   :   `
  500  -4.2            50 | 50.2                                    :   `


   === Complete Upper Air Data ===

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

    999.0      279     10.4      9.2      8.5
    926.0     2336      7.7      6.6      6.1
    920.0     2512      7.9      6.8      6.3      210       12
    850.0     4648      7.8      7.0      1.0      240       13
    818.0     5681      6.1      5.4     -2.6
    801.0     6245      6.2      5.6     -4.4
    795.0     6447      7.4      7.0    -10.0
    787.0     6719      7.1      6.8    -12.2
    721.0     9060      2.9      2.6    -16.4
    701.0     9806      3.0      3.0    -39.0
    700.0     9844      3.2      3.2    -37.8      250       18
    663.0    11277     -0.2     -0.5    -13.5
    588.0    14374     -9.2     -9.5    -15.5
    572.0    15072    -10.1    -10.5    -13.3
    540.0    16521    -12.6    -12.9    -16.3
    510.0    17950    -13.2    -13.5    -16.8
    500.0    18443    -14.4    -14.7    -18.2      200       31
    400.0    23870    -25.5    -25.7    -28.2      235       58
    373.0    25519    -29.6    -29.7    -31.6
    300.0    30480    -42.5    -42.5    -46.8      245       61
    291.0    31153    -44.1    -44.1    -48.3
    250.0    34447    -50.7    -50.7    -55.7      245      100
    236.0    35670    -53.9    -53.9    -58.9      250      107
    226.0    36588    -51.3    -51.3    -63.3
    212.0    37963    -47.3    -47.3    -66.3
    200.0    39221    -49.5    -49.5    -74.5      260       43
    169.0    42785    -56.3    -56.3    -82.3
    150.0    45280    -54.5    -54.5    -80.5      260       51
    118.0    50247    -60.9    -60.9    -84.9
    106.0    52418    -64.1    -64.1    -86.1      265       22
    101.0    53392    -62.5    -62.5    -85.5
Additional wind data:

  H(ft)   dir   spd
 ------   ---   ---
  1000    185     7
  2000    205    10
  3000    215    14
  4000    230    14
  5000    250    14
  6000    270    14
  7000    270    12
  8000    260    14
  9000    250    15
 12000    240    25
 14000    235    23
 16000    190    27
 20000    215    37
 25000    240    60
 30000    245    60
 35000    250   107
 50000    275    31