WMOD00125

• Contract/Permit #: #90-3
• Applicant: Western Kansas Groundwater
• Project Name: Kansas Weather Modification
• Date: 6/1/1990
• Weather Modification - Doc Type: Public Hearing

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Later, at 5: 18 p. In , two planes H<ue launched il'om Dodge City
to go to a NE-SW line of cells over Seward and Stevens counties'.
When the aircraft arrived, there;, remained only a single stonn, near
Moscow, with any s".vere stann potential. Rain augmente;tion seeding
was performe.d. al'ound the storm start i ng at 6: 24 p. m. as it moved
northerly, eventually elongating into an E-V line across southern
Haskell County whe.e it later dissipated slightly further north.

AUQUST 21st---DPERATIONAL DAY #44: Early afternoon storms built
along a frontal boundary in the eastern part of our target area. At
2: 10 p. m. .!ill planes WEll'e scntmbled to rapidly building stormg SW
of the SW corner of Ford County that were moving NE into Ford
County. Seedingbagan in SE Gray/SW Ford ~t 2:45 p.m. Two Cloud
base planes and the Cloud-top plane worked the storm ~s it passed
into central and eastern Ford County, seeding to suppress hail and,
separately, to . increase }'ainfall in some locations. The line ot:
storms contf<ined at least 4 separate cells within it and extended
nearly aCl'OSS the entire SE half of the county by 4: 40 p. m., HOt.
It gradually decreased in areal size, thereafter. The cloud top
aircraft had to land to take on more dry ice for seeding at 4:46
p.:ro. leavina the two other <lin:raft to continue s8e.ding. Seeding
ended at 5: 42 p. In. as the stanns reached the edge of the target
area in eastern Ford County. Prior to ending seeding, the cloud
top plane had lO!;otten airbonie a second time, hOl,ever, the flight
was soon terminated wi Lh TIO seeding done.

Excellent rainfaU.s we I'''' recorded in central and easter'r,
portions ot Ford County frClm this series of storms.

AUGU8T 22nd---OPERATIONAL DAY #45: There was a ro1d-afternoon
scramble of two cloud base planes at 2:25 p.m., MDT. A curving,
extensive NE-SW oriented line of storros ran from Greeley County to
Hamilton County then 8W into eastern Colorado. The storms were a
generally a weaker var'iety and only rainfall augmentation seeding
was per!unlled.

Seeding started in Oreeley county at .3:09 p.m. and continued
over Wallace, Wichita and Kearny counties until 4:48 p.m. Storms
remained weak thereafter.

AUGUST 231'd---OPERATIONAL DAY #46: All aircraft Vlere sCl-ambled at
1: 27 p. tn. 606 strong storms bu il t in Stevens a.nd Morton C01.mt ies and
moved NE tow/u-d Stanton County. As Dperat ions got unden,aj, "'. n<3'o{
E-'" line of stonn'5, widely scatten:!d, 1m'med over Ur8eley-,vl1.cb1taoo
Scc't.t. and Lane counties. Seeding began in W, Gn,nt County at ::;: 09
p.l>>'. and cont:llu..lf::d over S'L.!J:r.t.r.)1'J, Ke~H"11Y, Haf:,1~e]1 o.nd fiinl'1:'::y
countie~, mo~l..ly len' }'ain1',-dl 8timulatlon. In the northenl tier of
counties ::;..e,eding Uegi:.lll at 2: 1:] p.JlI, , neaI"' Moduc, and was 58eded
8f>stward tow,,,n:l Honl,.:ee. At :;.: 00 p.m. the aircn,ft seeding the
weake;' "tOl'lll'" in 'I..hti! northerli tier of counties moved south toward
the NE-SW line of :storms being seeded by the others.