320 Mr. Howard's MeteorologicalJournal. [Oct. 1820. 



REMARKS. 



Eighth Month. — 1, 2. Fine. 3. Cloudy. 4. Cirrus: Cirrocumulus : showery 

 morning. 5. Fine. 6, 7. Showery. 8 — 14. Fine, with the usual superior mo- 

 difications of cloud. 15. Thunder clouds. 16—18. Cloudy. 19. A thunder 

 storm at two, p.m. 21. Showery morning: wet day. 22 — 26. Cloudy. 

 27. Cirrus, Cirrocumulii's : windy: rain by night. 28,29. Fine. 30. Some light- 

 ning in the evening. 31. Cirrocumulus. 



RESULTS. 



Winds: N,3; NE,5; E,0; SE,0; S,0; SW,14; \V, 4 ; NW, 5. 



Barometer: Mean height 



For the month 29-932 inches. 



For the lunar period, ending the 29th 29-924 



For 14 days, ending the 1 1 th (moon north) 29-978 



For 14 days, ending the 25th (moon south) 29-943 



Thermometer: Mean height 



For the month f)]-5I5° 



For the lunar period, ending the 29th 61 -879 



For 31 days, the sun in Leo 63741 



Evaporation 3-62 inch. 



Rain 1-82 



Mean of hygrometer 62° 



On the night preceding the Sotar Eclipse on the 7th of the ninth month, the 

 minimum temperature at Tottenham was 41°, and during the eclipse, the register 

 thermometer there made a retrograde movement from 71° to 63°. 



The morning was very misty ; temp, at 30 min. after five, 42° ; barometer, 

 30-02 inches ; vane at N E, calm air : at 20 min. after seven, temperature 50°; 

 barometer, 3005 inches : at 30 rain, after nine, temperature 65° ; barometer, 3005 

 inches. Wind, now S E, witli Cirri above, and Cumuli appearing beneath them. 



Laboratory^ Stratford, Ninth Month, 23, 1820. h. HOWARD. 



