320 Meteorological Journal. [Oct. 1813. 



REMARKS. 



Eighth Month. — 19. Cirrus and Cirroslratus clouds: rather 

 windy. 20. Cumulostratus : windy. Cirrus clouds, very red, 

 at sun-set. 21. Windy. 22. Cloudy morning, small rain: 

 showers and wind: rainbow about 6 p. m. the sky richly 

 coloured, and the clouds evaporating. 24. Cumulus during the 

 day: Cirrus at sun-set: the twilight brilliant and coloured, 

 with traces of Cirrocumulus and of Stratus. 25. Overcast, 

 with Cumulostratus: twilight opake and coloured. 26. Windy, 

 a. m. Cumulostratus clouds, the remains of which, at sun-set, 

 glowed with a succession of crimson and purple tints, on a full 

 orange ground. 27. Windy, a.m.: a little rain. 28. Over- 

 cast:" much wind, and at night rain. 29. Cumulostratus clouds 

 chiefly: a shower or two: the twilight luminous, but opake, 

 and surmounted by a blush of red, considerably elevated. 30. 

 a. m. Cloudy. 



Ninth Month. — 1. (At Stratford.) Slight showers in the 

 evenincr. 2. Very cloudy morning. 5. Heavy rain, after 

 6 p.m. Lunar halo. 6. Rainy morning: high wind. 7. 

 Still much wind : showery. 9. Very fine moonlight night. 

 12. Abundance of Cirrocumulus, gradually lowering, and ar- 

 ranged in close lines from S. E. to N.W. 14-. A shower in 

 the evening. 16. About five p. m. a solar halo, of short con- 

 tinuance : the sky at sun-set was (as usual of late) much co- 

 loured : there was a considerable diffused redness above the 

 twilight, and some portions of the clouds, seen against this, 

 varied from the usual indigo colour to a pale olive green : an 

 indistinct appearance of Nimbus in the E. horizon. 



RESULTS. 



Prevailing winds, Northerly, with an interruption of some days 

 continuance from the southward, producing for the time a 

 considerable depression of the barometer, together with ele- 

 vation of the mean temperature and rain. 



Barometer : greatest height 30.29 inches; 



Least 2925 inches; 



Mean of the period 30 009 inches. 



Thermometer : greatest height 75° 



Least 40° 



Mean of the period 5S-44° 



Evaporation, 2 63 inches. Rain, 1*23 inches. 



*** The observations from the 30th of the eighth month to the close of the 

 period are chiefly those of ray friend John Gibsoi., at the Laboratory) 

 Stratford. 



Tottenham, Ninth Month, IS, 1813. L. HOWARD. 



