Messages:

20210312:  Forecast high temps missing again.
20201210: fixed a bug which produced "segmentation fault" error messages
20191227:  Forecast high temps back (again).  NWS site problems.
20190606:  Forecast high temps are back
Forecast high temperature missing.
   1-AUG-2021 12 UTC  Soaring report from DVN upper air data.
No forecast high or estimated cloud base.

                    === Raw Upper-Air Data ===
Feet MSL:    751   1210   1562   2520   2733   2825   3693   4550   5036   5993
Pres mb:     990    974    962    930    923    920    892    865    850    821
Temp C:     15.8   19.8   20.6   19.8   18.8   19.0   16.4   15.4   14.0   11.4
VirT C:     17.7   22.1   22.2   20.9   20.4   20.5   17.9   16.4   15.1   12.6
DewPt C:    15.2   17.1   11.6    5.8   10.8   10.0    9.4    3.4    4.0    5.4
Wdir@kts:                                     10 17               335 17       

       === Interpolations (temps in deg. F, altitudes in feet MSL) ===
  MSL  *TI* Wdir@kts trig  VirT  0.9 degrees/division ("`": Dry Adiabatic)
-----  ---- -------- ---- . ---- -----------------------------------------
 6000        340  20   79 | 54.6 `                    :
 5500                  79 | 56.9   `                    :
 5000        335  16   79 | 59.3      `                    :
 4500                  78 | 61.7         `                   :
 4000        350  15   77 | 63.2            `                  :
 3500                  77 | 65.2               `                 :
 3000         10  17   77 | 67.9                  `                 :
 2500                  76 | 69.7                     `                :
 2000         30  18   74 | 70.9                        `              :
 1500                  73 | 71.9                           `            :
 1000        310   4   66 | 68.1                              `     :


   === Complete Upper Air Data ===

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

    990.0      751     17.7     15.8     15.2
    974.0     1210     22.1     19.8     17.1
    962.0     1562     22.2     20.6     11.6
    930.0     2520     20.9     19.8      5.8
    923.0     2733     20.4     18.8     10.8
    920.0     2825     20.5     19.0     10.0       10       17
    892.0     3693     17.9     16.4      9.4
    865.0     4550     16.4     15.4      3.4
    850.0     5036     15.1     14.0      4.0      335       17
    821.0     5993     12.6     11.4      5.4
    807.0     6464     11.8     11.0      0.0
    778.0     7462      9.3      8.2      4.0
    767.0     7848      8.6      7.6      1.6
    730.0     9177      4.8      3.8      1.7
    717.0     9658      5.9      5.6    -16.4
    703.0    10187      6.7      6.4    -16.6
    700.0    10302      6.5      6.2    -15.8      315       26
    654.0    12115      2.5      2.2    -16.8
    625.0    13313      0.9      0.8    -35.2
    619.0    13567      0.6      0.4    -18.6
    571.0    15678     -2.6     -2.7    -27.7
    537.0    17262     -6.5     -6.7    -22.7
    500.0    19080     -9.8     -9.9    -33.9      325       40
    489.0    19642    -10.4    -10.5    -38.5
    400.0    24608    -21.2    -21.3    -39.3      330       48
    395.0    24912    -22.0    -22.1    -39.1
    370.0    26480    -24.9    -24.9    -52.9
    300.0    31357    -37.3    -37.3    -57.3      325       46
    250.0    35407    -46.5    -46.5    -66.5      315       42
    235.0    36746    -49.3    -49.3    -69.3
    200.0    40186    -53.1    -53.1    -75.1      295       65
    174.0    43102    -57.3    -57.3    -83.3      295       70
    157.0    45239    -56.3    -56.3    -85.3
    150.0    46187    -57.3    -57.3    -86.3      290       64
    106.0    53301    -62.5    -62.5    -87.5
    101.0    54280    -61.9    -61.9    -86.9
Additional wind data:

  H(ft)   dir   spd
 ------   ---   ---
  1000    310     4
  2000     30    18
  3000     10    17
  4000    350    15
  5000    335    16
  6000    340    20
  7000    335    20
  8000    330    20
  9000    320    21
 10000    315    27
 12000    315    25
 14000    320    32
 16000    325    38
 20000    325    42
 25000    330    48
 30000    325    44
 31000    325    46
 35000    315    42
 36000    305    42
 43000    295    71
 48000    295    64
 50000    310    54