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Influenza Encyclopedia

ï~~:,u, f:,...a ".w 'r..: 1 '', 1 1Form No 1930-Met V U. S. DEPARTSIjENT OF AGI( llU.''L,'1I, WEATHER BUREAU. MONTHLY METEOROLOGICAL SUMMARY. APRIL, 1921 No. 4 Station SAINTPAUL. MIINN..__ Dace i '.:,:.,j.'. 'SFr, h " f:j!.: e,. t; -: ';;; c.:..,,._... ": t',..; 1 I,., t;,,.; -. ' " S; ', -, }. i, C.... 12.. 14._. 16.. 16.. 17.........8.. 22.... 14.. 27...... 16.. 10.. 21.. TEMPERATURIE (Degrees Fahrenheit max. AMn. Mean. 49 32.40 42 16 29 28 7 1 47 28 39, 3 i 34 3n 20 29 3R 30 33 3" 11, 22 24 7, 16 50 20 3 34 26 30~ 32 22 27I 33 24 28 32 26 29 42 2 36 52 24' 38 48 36 42 09 37 53 664 46 416 462,6 36 30 16:3 3.4 20 30 40) 29,. 34 43" 34 38 61 36 48 59~ 41 50 69 5 32 25 2 14 50 25.33 443 291 38 40-24 32 43:0 24.4~ 33;.1 Pr ecipita. ) tion. Char a! ndcues ay.e (ndnc f s day't hundrethLs '' p- cldy "1' cloudy 0 p-cldy t) p- cldy 'r cloudy 0 (ltczar.23 cloudy 1" p-oldyti *.01 p- cldy 0 p, cldy.0 cloudy 0 cloudy T cloudy.15 cloudy ".0 p- Cldy; 0 clear 0 clear 0 p- cldy. T'Ih- Cldy..76 cloudy o clear 0 clear.05 cloudy.0(9 clou1y T clear 1.17 'cloudy;.03 p-cldyl' 0 clear.0 p- cld.02 cloudy..0 clearn TruLal. 38~ 1iI hi'1 47 U1 100 I 0 81 58 3 3 0 70 $8 100 68 28 2 100 100 2:3 0 3 89 ' t49. TEMPERATURE Highest. 09; date. 18; lowest 2; date.28; Greatestdaillyrange. 54; date V; I.eatdsily range. 91; date. 7. Meanifor this month in 1971. 31; 80. 29; 89. 37: 9. 3.1; 07. 31; 19. 26 1172. 22: 91.232; 90.23; 09.17:;CM.20; 17.37" 1873. 25; 82:42; 91. 24: 00.26; 09.2, k 29g. l 1874. 3"l; 8'3. 21: 92.2k: 01. 00; 10. 45; 19.31 1871. 21; 84. 28; 93. 23;, 02.35; 11.35; 203181.. 1876.23:119.28; 94. 35; 03.34; 12. 25:21 34 r. 1877. 24; 86. 28; 95.98;(4.29; 13. 26; r' 1878 46; 87. 27; 96. 28; 08. 96; 14.31 1879, 3; 88. 19; 97. 28: 06.23; 15.28" K. Norinsl for this month 29.2. Absolute maximum fur this mouth for Absolute minimum for this month' for 51 years. 22 Average daily excess (+) or deficiency (--) of this month as compared with the normal +5.5 Accumulated. excess (t) or deficiency~ (-) since January 1.'+ 720 Average daily excess (+) or defic~enc~y()ic aur'1.+. RCPTTO Total this month 2.81; snowfall Greatest prec;ipItation in '24 hours 1.29, date 26,27 812oW o'athe ground at cad4bof ma Total precipitation this mouth in 1871,"2.08;:.4. 1.4:;,97. 2.96;. 10. 010' 1672. 1.61; 86.08;5, *; ) 7 1873._ 1.34; 8.:1419;: OP. 2.87i;. s.182. 1874,. 2.24; 87. 0.99;5 00. -18;48: 193.)74 1878,. 2.19; 8.11;01. 2,8;.14;:0.99 1876. 1.43; 89..0.99;:02. 0,18;..19.5,9 1877." 1.57; 90...1,11, 03. 2.33: 16.. 1.6 '1711. 1.24;. 91. 0.91;, 04..1.47; 17;. 01+ 17.09;9,0.76,,-09._ 1.08; 11,;'3 1880.:.2.30;.9'3..95; 06, 1.07; l19"081 l'' 1881. 3.06;"..94. 8.28; 07, 0.3; i::20'291 1883, $.528;, 98/,. 088;.0621.16;, 1 5: 1882.0.06;.96."2.93;. "'. 0.43., Noralatfor this icouth 1.60. Excess (+) or deficiency. -) of.Phi bxioplls es compared wiht the no +0291. Aocumul11tedexcess(+f)orlei;oenc~y(. since January.1, +0$2. -OF THE mouth. MARC2H. 1951. I ATMOSPHERIC PRESSURE Sunshine) (R4euced tsea lesel; inches and bunper cent dredths.); of Mean. 30.1u0: highest. 30.81: date 22: possi ble l'.West. 29.21; date. 207. Monthly Bulletin BUREAU OFHAT Qitr" y of St"- IMinn. t,,r}.:. J". r~ ' ', t,.F:ti l~ r5 r.1 r a, 483 Mean WIND. Prevailing direction,NW-; total! movement.101*2 miles, average- hourly, o~ie14.1 '-maximum veloc ty.(for five mjnctes).50 miles pler) our.firpm: NW on'.: W.ATl0ER 4 Number.of days. clea 8 partly.cloudy 11I, cloud 13; on which.01 inch. or more of precipitation oc.cur 9.. MISCELLAt4 OUS P1JENOME J. (dates of) Auroras. r'' os solar, ".lunar, Pail.2 - 1 o '.fuuderstorms 1..._.0-0l6 +'crost; light;: boavy.: killing.......;. NO=..~~ 248 ot-April 1921,.7g MEAN. REL TVIMEIUJbIJDITY (Perceutig.). 7an.m. 77.9; 400ooxn:ms;. 0.7.m.tn.Nora:-T" indcates. race of precipitation. the p9usmsfro~tse ae not - recorded after the. oc rreflce of itUtog.". exeept Is' Florida and: along L Ii~t~daerat t eGl fMx o lhicspuls. + Peparture from nojrmal percepts a of, sunshIne. -6%. J..ItYIlER. Mceorologtui, Weather Bureau. John S. Abbio t#, M.D:,., D paty Health Omcar y r r..,,

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