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Forecast high taken from IPT
  29-SEP-2016 12 UTC  Soaring report from IAD upper air data.
   Forecast high: 66 F; est. base of any clouds:  800 feet AGL.

                    === Raw Upper-Air Data ===
Feet MSL:    279    476   2607   2819   4888   5018   5411   8847   9067  10302
Pres mb:    1007   1000    927    920    854    850    838    739    733    700
Temp C:     18.8   18.8   15.8   15.8   12.6   13.0   13.4    6.6    6.8    3.4
VirT C:     21.1   21.0   18.0   18.0   14.3   14.6   14.9    7.7    7.7    4.3
DewPt C:    18.1   17.2   15.8   15.8   10.9   10.1    8.8    2.7    0.8    0.0
Wdir@kts:         70 11        115 37        155 24                      200 31

       === Interpolations (temps in deg. F, altitudes in feet MSL) ===
  MSL  *TI* Wdir@kts trig  VirT  1.6 degrees/division ("`": Dry Adiabatic)
-----  ---- -------- ---- . ---- -----------------------------------------
12000  15.0  200  33   93 | 33.9 `                :
11500  14.4            92 | 35.6  `                :
11000  13.8            91 | 37.2    `               :
10500  13.3  200  31   90 | 38.9      `              :
10000  13.1  200  29   90 | 41.3       `              :
 9500  13.0            89 | 43.8         `              :
 9000  12.7  190  27   89 | 45.9           `             :
 8500  11.9            87 | 47.1            `             :
 8000  11.5  170  26   87 | 49.0              `            :
 7500  11.0            86 | 50.9                `           :
 7000  10.6  170  25   85 | 52.8                  `           :
 6500  10.2            84 | 54.7                   `           :
 6000   9.7  170  25   83 | 56.6                     `          :
 5500   9.3            83 | 58.4                       `         :
 5000   7.7  145  24   80 | 58.2                        `        :
 4500   6.6            78 | 58.9                          `       :
 4000   6.0  135  27   77 | 60.5                            `      :
 3500   5.4            76 | 62.1                             `      :
 3000   4.8  115  37   75 | 63.8                               `     :
 2500   3.8            73 | 64.6                                 `   :
 2000   3.0  105  34   71 | 65.9                                   `  :
 1500   2.3            70 | 67.2                                    `  :
 1000   1.5   90  20   69 | 68.5                                      ` :
  500   0.7   70  11   67 | 69.7                                        `:


   === Complete Upper Air Data ===

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

   1007.0      279     21.1     18.8     18.1
   1000.0      476     21.0     18.8     17.2       70       11
    927.0     2607     18.0     15.8     15.8
    920.0     2819     18.0     15.8     15.8      115       37
    854.0     4888     14.3     12.6     10.9
    850.0     5018     14.6     13.0     10.1      155       24
    838.0     5411     14.9     13.4      8.8
    739.0     8847      7.7      6.6      2.7
    733.0     9067      7.7      6.8      0.8
    700.0    10302      4.3      3.4      0.0      200       31
    699.0    10341      4.1      3.2     -0.1
    637.0    12795     -0.4     -1.3     -1.4
    574.0    15500     -5.2     -5.9     -6.4
    563.0    15996     -7.3     -7.7    -12.6
    511.0    18450    -11.7    -12.1    -15.9
    510.0    18500     -4.5     -5.1    -10.1
    509.0    18550    -11.2    -11.5    -16.4
    508.0    18600    -11.8    -12.1    -16.6
    500.0    18998    -11.9    -12.3    -15.2      215       37
    481.0    19970    -12.1    -12.5    -14.4
    400.0    24514    -21.3    -21.5    -23.7      185       40
    317.0    30001    -33.8    -33.9    -36.1
    300.0    31260    -37.0    -37.1    -41.3      185       48
    250.0    35307    -47.1    -47.1    -54.1      195       62
    226.0    37474    -52.3    -52.3    -57.1
    205.0    39519    -57.5    -57.5    -68.5      205       69
    200.0    40031    -57.5    -57.5    -71.5      210       71
    155.0    45329    -56.1    -56.1    -73.1
    150.0    46011    -57.3    -57.3    -72.3      230       35
    138.0    47729    -60.1    -60.1    -78.1
    128.0    49259    -62.9    -62.9    -78.9      220       47
    112.0    51986    -58.3    -58.3    -72.3
    101.0    54100    -62.3    -62.3    -76.3
Additional wind data:

  H(ft)   dir   spd
 ------   ---   ---
  1000     90    20
  2000    105    34
  3000    115    37
  4000    135    27
  5000    145    24
  6000    170    25
  7000    170    25
  8000    170    26
  9000    190    27
 10000    200    29
 12000    200    33
 14000    200    35
 15000    200    31
 16000    200    30
 19000    220    39
 20000    195    35
 21000    185    37
 25000    185    40
 30000    185    50
 35000    195    60
 40000    210    73
 44000    210    64
 47000    230    31
 48000    210    29
 50000    225    51
 51000    240    23
 52000    195    14
 53000    170    22