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Forecast high taken from CXY
  31-JUL-2016  0 UTC  Soaring report from IAD upper air data.
   Forecast high: 85 F; est. base of any clouds: 4000 feet AGL.

                    === Raw Upper-Air Data ===
Feet MSL:    279    421    911   2791   3320   5029   7070   7743   7850   8542
Pres mb:    1005   1000    983    920    903    850    790    771    768    749
Temp C:     21.8   21.6   20.4   19.0   20.2   17.0   13.0   12.2   12.8   12.4
VirT C:     24.6   24.4   23.0   21.5   22.7   19.2   15.0   14.0   14.7   14.1
DewPt C:    20.8   20.6   19.6   17.8   17.2   14.7   12.0   10.8   10.9    9.1
Wdir@kts:        160  3        245 14        275 16                            

       === Interpolations (temps in deg. F, altitudes in feet MSL) ===
  MSL  *TI* Wdir@kts trig  VirT  1.5 degrees/division ("`": Dry Adiabatic)
-----  ---- -------- ---- . ---- -----------------------------------------
12000   8.7  260  15  100 | 42.6 `         :
11500   8.1            99 | 44.2  `         :
11000   7.5            98 | 45.8    `        :
10500   7.0  290  22   97 | 47.6      `       :
10000   6.9            97 | 50.1       `       :
 9500   5.8            95 | 50.9         `      :
 9000   6.0  295  24   96 | 53.9           `      :
 8500   6.5            97 | 57.4             `      :
 8000   5.4  295  16   95 | 58.2              `      :
 7500   3.8            92 | 57.8                `    :
 7000   3.0  300  19   90 | 59.2                  `  :
 6500   2.6            90 | 61.0                    `  :
 6000   2.1  300  20   89 | 62.9                     `  :
 5500   1.7            88 | 64.8                       ` :
 5000   1.2  275  16   87 | 66.6                         `:
 4500   0.8            86 | 68.5                           :
 4000   0.3  270  16   85 | 70.3                            `:
 3500  -0.2            85 | 72.1                              :
 3000  -2.0  255  17   82 | 71.5                             :  `
 2500  -3.7            79 | 71.1                             :    `
 2000  -4.8  230   7   77 | 71.8                              :    `
 1500  -5.9            75 | 72.6                              :      `
 1000  -6.9   70   4   73 | 73.3                               :       `
  500  -7.2  160   3   73 | 75.5                                :       `


   === Complete Upper Air Data ===

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

   1005.0      279     24.6     21.8     20.8
   1000.0      421     24.4     21.6     20.6      160        3
    983.0      911     23.0     20.4     19.6
    920.0     2791     21.5     19.0     17.8      245       14
    903.0     3320     22.7     20.2     17.2
    850.0     5029     19.2     17.0     14.7      275       16
    790.0     7070     15.0     13.0     12.0
    771.0     7743     14.0     12.2     10.8
    768.0     7850     14.7     12.8     10.9
    749.0     8542     14.1     12.4      9.1
    737.0     8987     12.3     10.8      7.5
    734.0     9098     10.9      9.4      7.0
    704.0    10235      9.9      8.4      6.3
    700.0    10390      9.0      7.6      5.9      290       22
    695.0    10584      8.4      7.0      5.8
    658.0    12057      5.8      4.6      2.8
    645.0    12590      4.2      3.0      2.3
    634.0    13047      1.9      0.8      0.6
    618.0    13720      0.3     -0.7     -0.9
    597.0    14627     -0.3     -1.3     -1.4
    590.0    14936     -1.6     -2.5     -2.5
    586.0    15113     -1.4     -2.3     -2.3
    582.0    15292     -2.4     -3.3     -3.3
    579.0    15426     -3.9     -4.7     -4.7
    574.0    15651     -3.1     -3.9     -3.9
    568.0    15923     -3.7     -4.5     -4.5
    563.0    16152     -2.8     -3.7     -3.7
    559.0    16337     -3.7     -4.5     -4.5
    551.0    16710     -3.7     -4.5     -4.6
    549.0    16804     -4.5     -5.3     -5.3
    547.0    16898     -4.3     -5.1     -5.1
    544.0    17040     -5.2     -5.9     -5.9
    529.0    17763     -3.0     -3.9     -4.1
    521.0    18158     -3.4     -4.3     -4.7
    519.0    18258     -4.2     -4.9     -6.6
Additional wind data:

  H(ft)   dir   spd
 ------   ---   ---
  1000     70     4
  2000    230     7
  3000    255    17
  4000    270    16
  6000    300    20
  7000    300    19
  8000    295    16
  9000    295    24
 12000    260    15
 14000    240    18
 15000    235    15
 16000    280    14
 17000    295    15
 18000    280    32