. Smithsonian miscellaneous collections. the Washington 8 a. m. weather map. The consecutive means of four successive periods, obtained asshown in table 6 for the months of November and December, 1927,are plotted in figure 12 for a series of stations running from Nome, ^ Clayton, H. H., World Weather, p. 114. New York, Macmillan & Co., 1923. NO. 7 THE ATMOSPHERK AND THE SUN CLAYTON 19 Table 6.—Means of 4 Periods of 7 Days Each, St. Paul, Minnesota Observed pressure, + inches Consecutive means of 4 periods, + inches I^ay 2 3 4 5 6 7 I 2 3 4 s 6 7 Nov. 4 .68* .

---

. Smithsonian miscellaneous collections. the Washington 8 a. m. weather map. The consecutive means of four successive periods, obtained asshown in table 6 for the months of November and December, 1927,are plotted in figure 12 for a series of stations running from Nome, ^ Clayton, H. H., World Weather, p. 114. New York, Macmillan & Co., 1923. NO. 7 THE ATMOSPHERK AND THE SUN CLAYTON 19 Table 6.—Means of 4 Periods of 7 Days Each, St. Paul, Minnesota Observed pressure, + inches Consecutive means of 4 periods, + inches I^ay 2 3 4 5 6 7 I 2 3 4 s 6 7 Nov. 4 .68* .86 II .66* .92* .88 .98 .86* I-I3 18 .94 .84* .94 .87 .81* 25 .88 .76 .70 .42* .98 .79 .76* Dec. 2 .78* .96 .82 .94 .89* 9 .84 .70* .58 .93* .97 16 .46* .88 etc. 23 .42* .68 * Fig. 12.—7-day pressure wave. 20 SMITHSONIAN MISCELLANEOUS COLLECTIONS VOL. 82 Alaska, southeastward to Key West, Florida, and to Colon, is evident from the plot that the maxima and minima occur laterat southern stations, so that atWilliston, North Dakota (not shownin fig. 12), the oscillations are opposite in phase to those at Nome;

---

Size: 1432px × 1744px
Photo credit: © The Reading Room / Alamy / Afripics
License: Licensed
Model Released: No

Keywords: ., bookauthorsm, bookcentury1800, bookdecade1860, booksubjectscience