Seeding Logs

1984 Rain experiment seeding summary

Date   Expt   Times        Alt.  Head   Cloud Base
        No.                            Pres    Temp
yymmdd        (UTC)       (Kft) (° mag) (mb)    (° C)

840613 1 230512-230609 15.0 290 640 -4.0 2 233013-233050 14.7 070 3 235749-235819 14.7 090 840619 1 230030-230221 13.5 330 830 3.0 840620 1 004353-004430 13.7 310 788 3.0 2 011720-011729 13.7 020 840622 1 194940-195034 14.5 040 765 3.0 840629 1 232340-232420 17.5 040 7.0 840702 700 -2.9 840704 1 222852-222912 16.5 315 753 4.8 2 002251-002347 16.0 345 840709 1 210200-210244 14.0 315 -0.5 2 214803-214830 14.0 340 3 222842-222930 14.0 135 840713 1 214445-214505 14.8 323 770 4.0 2 222953-222959 15.1 350 840717 1 020107-020142 16.5 120 688 2.0 840727 1 000645-000732 17.8 330 600 -1.0 840730 1 235447-235511 18.0 125 770 10.3 840731 2 001110-001132 18.0 125 840803 1 231609-231638 18.5 315 812 13.6 840805 1 002811-002824 18.0 245 698 5.4 2 011557-011634 18.0 035 708 6.3 840810 ss 001512-001617 17.8 330 -5.5 840813 1 181525-181552 15.3 265 708 0.8 ss 192235-192327 15.7 270 2 200508-200546 15.7 090 773 6.8 3 205445-205535 16.0 100 837 10.8 840814 1 000752-000815 16.1 090 840814 1 224924-224926 13.0 360 765 5.0 2 232242-232248 12.5 200 3 234215-234243 12.5 185 840815 1 001933-002013 12.5 160 840820 1 201034-201055 14.0 205 709 -2.3 840825 1 215944-220038 14.5 330 683 0.0

1985 Rain experiment seeding summary

Date   Expt   Times        Alt.  Head Stn      VOR/DME       Cloud Base
        No.                                 Initial  Final   Pres  Temp
yymmdd        (UTC)       (Kft) (° mag)         (deg/nmi)     (mb)  (° C)

850603  1   223750-223955  14.0  280  YRM  200/29.0 208/29.7  760   -0.7
850604                                                        675   -2.0
850606  ss  221254-221348  13.0  220  YEG  162/38.5 158/37.1  750    1.0
        ss  223340-223520  13.0  230  YEG  158/37.1 165/37.7
850610                                                        749   -2.0
850612                                                        670   -2.5
850615  1   205005-205056  12.6  140  YEG  142/34.5 142/37.0  780   -1.0
        2   214210-214234  13.0  315  YEG  123/37.7 120/36.0  808    1.8
850620  1   214000-214200  13.8  320  YYC  321/72.0 323/73.0  sys. crash
        2   224005-224050  13.8  325  YEG  120/39.0           730   -0.5
        3   233200-233310  14.0  310  YEG  120/71.0 120/68.0  expt abort
        4   234225-234255  13.7  135  YYC  015/82.0 020/81.0  730   -0.5
850624                                                        850    2.7
850625  1   202904-203023  12.9  100  YEG  185/70.0 181/71.0  710   -3.5
        2   213951-214035  12.9  080  YYC  320/52.0 325/50.0  715   -3.0
        bs  222646-223051   9.0       YYC  346/31.0 347/31.0  724   -2.0
    26  4   011317-011357  13.0  260  YYC  330/ 5.0 328/ 6.0
850627                                                        650   -1.0
850701  1   013705-013919  17.0  290  YRM  335/ 6.1 329/11.4  593   -6.0
850702  1   011724-011740  17.2  100  YEG  215/48.0           738    6.3
        2   020619-020636  17.0  110  YEG  220/ 4.0
        3   024439-024529  17.0  115  YEG  216/59.0
850710  1   224817-224850  17.8  340  YEG  200/17.0 201/13.0  660    2.8
850712  1   192709-192715  15.0       YRM  156/21.5 152/21.9  705    0.6
    13  2   020540-020548  17.2  115  YYC  296/62.5           745   -0.4
850713  1a  180518-180635  13.7  140  YRM  169/34.2 162/35.0  740    0.5
        2   194612-194653  13.8  320  YYC  341/33.4 346/35.5
    14  1b  000825-000852  14.9  320  YYC  325/95.0 323/97.5  767    2.3
        2   005001-005017  15.0  315  YEG  205/46.0           770    3.0
        3   013846-013901  13.5  130  YEG  215/51.3 215/51.5  762    2.7
850715  1   232021-232110  15.5  310  YEG  225/56.0 226/55.0  727    2.1
    16  2   002408-002440  15.5  120  YEG  226/71.0 220/70.0  725    2.8
        3   010834-010859  15.5  320  YEG  225/48.0 227/47.8  727    2.3
        4   014400-014421  15.5  130  YEG  202/37.8 200/38.3  715    1.8
850717  1   221415-221438  14.8  260  YEG  140/65.0 141/65.0  768    4.0
850718  bs  215828-220218  10.0       YEG  111/38.5 111/38.6  700    1.2
        bs  225945-230414  11.7       YEG  128/75.0 125/74.0  690    0.5
850723  1   010950-011026  17.7  080  YYC  005/27.0 010/27.0  666    1.0
850724  1   220501-220520  15.5  360  YEG  101/25.2 100/25.3  767    4.1
        2   225744-225752  15.2  005  YEG  100/25.8 100/25.8  660   -3.4
        3   234431-234453  13.4  190  YEG  109/64.0 110/64.8  735    2.5
850729  1   214422-214445  16.1  215  YYC  024/39.0 024/38.0  690    0.0
        2   222629-222641  16.0  035  YYC  040/67.0           662   -0.8
        3   231412-231443  16.1  020  YEG     /109  124/109   665   -1.8
850802  bs  230830-231310  10.4  090  YYC  347/32.0 335/32.0  670    4.3
    03  1   001906-001958  18.1  220  YYC  303/39.0 298/40.0  643   -3.9
850812                                                        750   -2.4
850813  1   205635-205716  13.0  060  YEG  142/81.0 138/82.5  715   -2.6
        2   214200-214250  13.0  235  YYC  358/42.5 354/41.0  705   -3.8
        3   223250-223335  13.3  050  YYC  032/11.0           694   -4.3

where:
ss - special seeding event
bs - base seeding event

1985 Hail experiment treatment summary

Date   Expt     Times        Alt.  Head Stn     VOR/DME       Cloud Base
        No.                                 Initial  Final    Pres  Temp
yymmdd          (UTC)       (Kft) (° mag)       (deg/nmi)      (mb)  (° C)

850621a       no experiments                              flight aborted
850623        no experiments                                  796    6.0
850705b       no experiments                                  700    4.5
850712b 1+i   003903-003916  16.5  060  YEG  192/28 190/27    780   10.0
        2+in  012337-012356  15.3  150  YEG  150/24 148/26    756    8.0
        3     021323-021357  15.0  270  YEG  115/38 115/36    756    8.0
        4     023407-023508  15.0  150  YEG  105/45 108/48    756    8.0
850717  1+i   233727-233814  14.8  360  YEG  192/44 190/42    770    4.0
850723b 1+i   230728-230845  16.9  310  YYC  235/22 236/22    775    9.0
        2+in  232730-232850  17.5  350  YYC  215/28 220/25    775    9.0
    24  3     000909-001000  17.6  030  YYC  192/40           775    9.0
850730  1     225514-225602  17.1  350  YYC  256/74 260/74    725    4.0
850802  i     013959-014111  18.0  120  YYC  316/59 319/55    750    6.5
850804b i     215227-215400  17.8  090  YYC  331/63           750    9.5
    05  i     000105-000214  18.5  330  YYC  005/60 004/61    750    9.5
850830  1     220245-220318  14.5  110  YEG  130/61 129/63    780    5.8
        2     222827-222953  14.5  290  YEG  123/76 123/73    780    5.8

where:
i  - iron tracer
in - indium tracer