90
Date
Average "Sr
concentration,
dis/min
per liter
1961
Mar. 8
8.8
May 8
May 8
May 9
July 24
Aug. 28
Sept. 14
1962*
June 24
Aug. 20
Sept. 10
1963T
Apr.
Apr.
May
May
19
22
10
21
0.09
6,1
5.6
0.05
0.35
0,21
38.2
15.6
4.8
65
205
165
85
Peak *Sr
concentration
Dis/min
per liter
Time,
EST
Maximum
radar-echo tops
P
Height,
Time,
ft
EST
Jet-stream
position,
miles
Tropopause
height, ft
Tropopause height
relative to
maximum tops, ft
51.0
29,000
75 N
23,500
(aa aoe
+5,500
0.4
6.7
9.9
1.1
0.8
1.6
20,000
41,000
40,000
40,000
38,000
36,500
400 8
4008
1508
300 S
1905
45058
41,800
41,800
38,900
44,500
42,000
48,000
—21,800
— 800
+1,100
—4,500
—4,000
—11,500
45.5
38.8
12.0
155
420
250
125
1300
1740
1245
41,000
46,000
30,000
1255
1735
1240
200 NW
160 N
250 NW
43,000
47,000
49,300
—2,000
—1,000
—19,300
2100
2310
1930
2040
26,000
36,000
§©40,000
17,000
2040
2320
1940
2040
1808
180 N
200 N
80 NW
39,600
40,000
45,000
39,500
—13,600
—4,000
—5,000
—12,500
*From radar-top cross-section analyses.
SNOLLVULNAONOO 1S), NO SHONEN TANI TVOIDOTOHOALAN
Table 1—- SUMMARY OF RADIOCHEMICAL AND METEOROLOGICAL DATA FOR CONVECTIVE
SHOWERS, 1961-1963
L8S
{From showers isolated by cell from THI cross-section analyses.