1896.] 



BEIST NEVIS OBSERVATORY. — LOG-BOOK. 



375 



round shadow of Ben at 8 h , and a double glory was seen 

 at 16\ 



Nov. 4. — Fog all round below to about 3800 feet, and 

 at 14 h the Cairngorms and Ben Lawers only were visible 

 above it. Glory round shadow of Ben at 8 h , and again at 

 16 h . 



Nov. 7. — Clear after 9 h . A fog-bow and glory were 

 observed at 8 L 30 m , and a solar halo at 10 h and 12 h . 



Nov. 8. — Sky cloudless since 17 h . Faint aurora at 

 midnight. Thermometer box changed at 19 h 30 m . 



Nov. 15. — Three snow-buntings were seen on M'Lean's 

 Steep at 10 h 45 m ; none had been observed for about a 

 month. 



Nov. 16. — Top clear after 7 h . Glory round shadow of 

 Ben at 16 h . Lunar corona at 17 h and 19 h . A snow- 

 bunting was heard on roof of Observatory at 9 h , and 

 again at 13 h . The thermometer box was changed at 

 8 h 30 m . 



Nov. 24.' — Top clear and sky cloudless after 13 h . 

 Double solar corona at 16 h and a fog-bow at 15 h 40 m . 



Nov. 25. — Very fine all day with fog below, and 

 passing over summit occasionally. Lunar corona at 4 h , 

 5 h , 6 h , and 7 h . Solar corona, 9 h and 10 h , glory at 10 h 

 and ll h , and shadow of Ben with glory at 9 h . 



Nov. 26. — Fog sinking from about 4200 feet, in early 

 morning to 2000 feet, at 17 h , and afterwards forming cum.- 

 fog and haze in valleys. Some cirrus, cirro. -stratus, and 

 str.-haze on horizon all day. Lunar fog-bow at 7 h . A 

 lunar corona at l h and 2 h . Shadow of Ben with glory 

 at 9 h and 10 h . 



Nov. 27. — Fog and thick haze in valleys all morning. 

 Towards evening a high bank of fog rose up to E. and 

 came over summit after 20 h , and cleared off again after 

 23 h . A lunar halo observed at l h , 2 h , and 3 h . 



Nov. 28. — Cum.-fog on hills all round. A very thin 

 mist was passing over summit at times in the forenoon. 

 Fos: came on after 20 h . Lunar corona at l h , 7 h , and 8 h . 

 Fog-bow and glory at 8" 40 m , and shadow of Ben with 

 glory at 9 h and 10 h . 



Nov. 29. — Thin fog passing all forenoon, but sky 

 cloudless after 14 h . Fog-bow at 9 h 30 m , 10 h , and 13 h . 

 Solar corona at ll h 50 m . 



Nov. 30. — Cloudless all day, but fog lay over Loch 

 Eil and the Caledonian Canal. 96 per cent, of the 

 possible sunshine was recorded to-day. 



Dec. 1. — Low ground white with hoar frost. Fog lay 

 over Loch Oich all day, and a streak of stratus cloud 

 on south-western horizon. Towards evening fog formed 

 on the hills to S.E. and came on over the Ben at 20 h . 



Dec. 4. — Summit clear most of the day, and very 

 thick haze all round. Solar halo seen at 15 h . 



Bee. 7. — Thermometer box was shifted at h 15 m . 



Dec. 8. — Thermometer box was shifted at b 15 m . 

 Sky continued cloudless till 3 h , and the air was very dry ; 

 the humidity at l h being 18 per cent. Fog came on at 

 4 b , and showers of snow and hail fell during the day. 



Dec. 9. — Thick fog all day depositing brown fog 

 crystals. On spare thermometer-ladder the fog crystals 

 were about 4 feet long to-day. 



Dec. 11. — Fog-bow and triple glory seen at 13 h 30 ,D . 

 Lunar coronas at 17 h and 20 h , at latter hour also a lunar 

 fog-bow. Thermometer screen changed after 14 h . 



Dec. 13. — Summit clear most of the day. Haze all 

 around and fog low in valleys. Glory seen round shadow 

 of Ben on fog at 9 h . Lunar coronae seen at night. 

 Temperature falling slowly all day. Thermometer box 

 changed after 6 h . 



Dec. 15. — Summit clear and sky nearly cloudless, 

 except near horizon, till 7 h . Fog and showers of snow 

 during rest of day. Lunar coronae seen at l h and at and 

 after 20 h . Thermometer box changed at 3 h 40 m . 



Dec. 16. — Thin fog on summit most of the day. Lunar 

 coronse seen in early morning. 



Dec. 17. — Thermometer box changed at 19' 1 30 m . 



Dec. 18. — Cloudless : and air dry and clear till ll h , 

 visibility being 4 or 5. Thin fog, clearing at times the 

 rest of the day. 



Dec. 19. — Clear and almost cloudless after 8 h , the air 

 being dry and very clear, but fog below chiefly to north- 

 ward, north-eastward, and eastward. 



Glories seen on fog in distance to northward at 10 h 

 and 11\ 



Dec. 21. — Thermometer box put on stand one step up 

 at 15 h 15 m . 



Dec. 22. — Clearing in afternoon. Lunar coronae seen 

 at night. Fine flat hexagonal glassy snow crystals falling 

 at l h . Thermometer box changed at 16 h 15 m . Height 

 not altered. 



Dec. 23. — Summit clear, with fog below most of the 

 day. A pallium of cir.-s. worked up from W. and south- 

 westward in afternoon, and covered the sky at and after 

 21 h . Lunar coronae seen in early morning and a glory 

 at noon. 



Dec. 26. — Telegraph instrument clicking at intervals all 

 evening. (Lightning was seen at sea-level.) St. Elmo's 

 fire (faint blue light) seen at 23 h . 



Dec. 28. — Summit clear from 5 h till noon. Fog during 

 the rest of the day. Thermometer box changed after 

 10 h . Height above snow not altered. A raven was seen 

 at ll h . 



Dec. 31. — Mist and drizzle forming glazed frost all 

 morning. Heavy fall of snow at night. Lightning seen 

 at 18 h 5 m . Clicks in telegraph instrument at intervals 

 after 17 h 30 m . 



