234 



SCIENTIFIC INTELLIGENCE. 



[1854. 



Monthly Meteorological Register, at the Provincial Magnetieal Observatory, Toronto, Canada West-February, 1854. 

 Latitude, 43 deg. 39.4 mm. North. Longitude, 79 deg. 21. mm. West. Elevation above Lake Ontario, 108 feet. 



b 

 a 

 o 

 e 

 b 

 a 

 b 

 a 

 b 

 d 

 b 



a 



c 



c 



c 



c 



b 



b 



b 



a 



a 



a 



a 



e 



c 



c 



ca 



Barom. at tem. of 32 deg. 



6 A.M. 



29 



30 



30-046 29-85 

 29 



■139 

 •450 

 •833 

 •953 

 •693 

 •03 



29-081 

 •533 

 ■732 

 •957 

 •512 



30-082 



-382 

 ■163 

 •475 

 ■125 

 ■913 

 •433 

 ■677 

 •274 

 •634 

 •974 

 •691 

 ■768 

 •715 

 ■625 

 •4s6 

 ■976 

 ■763 

 )-129 

 )-574 

 •676 

 )-121 



10 



P.M 



29-279 

 •714 

 ■843 

 •902 



29 



■024 



•140 



•743 



30-164 



29-727 



•359 



•582 



•473 



•700 



•968 



•435 



•836 



•614 



•626 



•251 



•985 



•776 



30-007 



29-148 



30-001 



29-967 



30-093 

 29-688 

 •077 

 •272 

 ■977 

 30-055 



M 29-697 



Mean. 



30 



29-512 

 ■259 

 ■593 

 ■847 

 ■819 

 •579 



•559 

 •576 

 •564 

 ■872 

 30-013 

 29-870 



30-161 

 29-908 



29-669 29-710 



168 

 592 

 805 

 935 



079 

 •856 

 ■150 

 •199 

 •761 

 •118 



i-447 

 •484 

 •461 

 •737 

 •915 



■621 

 •605 

 •412 

 •941 

 •860 

 •997 



.972 

 •991 



Tem. of the Air. 



G 



A.M. 



35-5 

 18-6 

 5-7 

 1-8 

 16-9 

 4-3 

 12-6 

 29-8 

 31-6 

 18-3 

 0-3 

 22-1 

 35-2 

 30-2 

 ■2-6 

 22-6 

 9'9 

 24-9 

 16-2 

 18-6 

 16-5 

 33-4 

 0-4 

 22-0 

 14-4 

 32-9 

 16-2 

 2-0 



2 



P.M. 



29-695 



42-7 

 1 

 14-8 

 14-2 

 19-5 

 21-5 

 27-5 

 36-2 

 21-4 

 19-3 

 13-2 

 24-8 

 38-4 

 26-0 

 27-3 



4-1 

 21-3 

 39-1 

 23-6 

 24-0 

 28-2 

 35-7 

 13-2 



4-5 

 16-2 

 32-3 

 22-4 

 29-7 



10 



P.M. 



17-39 



35-7 

 5-4 

 4-7 

 8-0 



14-8 

 27-6 

 35-7 

 30-9 

 7-9 

 18-6 



34-8 

 27-6 

 25-6 

 17-8 

 £0-7 

 9-4 



19-8 

 29-1 

 10-8 

 15-9 

 21-5 

 22 '4 





 29-1 



Tension of Vapour. 



6 



A.M. 



25-00 



37-12 

 9-48 

 4-62 



10-80 



22 



32 



28-55 



15-0' 



11-0 



36-10 

 28-10 

 27-98 

 21-22 

 17-85 

 31-28 



20-5 

 25-5 1 

 26-60 

 10-55 

 ;5-28 

 17-70 



15-3 1 

 21-25 



2 



P.M. 



20-91 



21-09 



•194 



•094 



•029 



■045 



•08; 



•028 



•071 



•154 



•162 



•088 



•045 



■108 



■203 



•158 



•179 



•112 



•060 



■123 



•080 



•088 



•087 



■174 



■044 



■107 



•076 



•176 



•085 



•042 



10 



P.M. 



0-102 



•238 



■059 



•071 



■071 



■092 



•100 



•135 



•191 



•097 



■081 



■056 



•12 



•220 



•134 



•131 



•115 



•085 



•197 



■098 



•085 



•131 



•18' 



•053 



•172 



■081 



•176 



•109 



■143 



•190 

 •049 

 •045 

 •054 



■074 

 •120 

 •190 

 •156 

 •056 

 •092 



0-198 

 ■063 

 ■048 

 •057 



•068 

 •108 

 •171 

 •138 

 ■076 

 ■067 



Humidity of Air. 



6 



A.M 



2 



P.M. 



•185 -203 

 •135 .142 



0-118 



■125 

 •085 

 •100 

 •152 



•094 

 •129 

 •072 

 •080 

 •106 

 •110 



•059 

 •142 



0-108 



•141 

 ■101 

 ■08: 

 ■161 



•089 

 •121 

 •145 

 •061 

 •124 

 •090 



■083 

 •110 



0-110 



94 



90 



81 



87 



84 



73 



83 



94 



92 



85 



92 



88 



99 



94 



97 



90 



81 



89 



84 



83 



90 



92 



90 



88 



86 



95 



90 



82 



10 



P.M. 



92 

 88 

 88 

 84 

 86 

 94 



83 

 80 

 96 

 84 

 89 



87 



m'n. 



89 



83 



■90 

 83 

 79 

 82 



79 

 83 

 91 

 87 

 82 

 84 



96 

 91 

 90 

 85 

 79 

 90 



78 

 85 

 92 

 79 

 87 

 87 



87 

 85 



Wind. 



6 a.m. 



2 p.m. 10 p.m. 



SW 



ow 



Calm 



N W 



SEbE 



Calm 



Calm 



SEbE 



WbS 



WNW 



Calm 



E SE 



E 

 ^tEbN 

 S S W 

 WbS 

 Calm 

 SWbW 

 TWbN 

 NEbE 

 NNE 

 SWbW 

 NN W 



W 

 EbS 

 EbS 

 NbE 

 NbE 



86 



WbS 



NEbN 



NEbN 



WNW 



NEbN 



Calm 



EbS 



EbS 



WbS 



NW 



SEbE 



E 



Cabn 



ENE 



W 

 "WbS 

 WbS 

 SWbW 

 NbE 

 E 



ssw 



SW 



NW 



WNW 



EbS 



E 



N 



NWbW 



Calm 



N N W 



NWbW 



Calm 



Miles 

 6-51 



Mean 

 Vel'y 



W S W 



SE 

 WbN 

 WbN 

 Calm 

 ESE 



NN W 



TCI 



.WSW 

 WNW 

 SWbW 

 NbW 



NEbE 

 SWbS 



NN W 



ws w 



NNE 

 EbN 



NbE 

 SWbS 



Rain 



in 

 Inch 



Miles 

 7-08 



92 



10-03 

 3-90 

 1-97 

 6-77 

 1-14 

 6-28 

 6-53 

 8-30 

 5-18 

 5-27 

 11-32 

 5-32 

 9-69 

 7-64 

 5-09 

 7 32 

 8-87 

 4-37 

 9-87 

 3-97 

 13-24 

 6-65 

 8-15 

 11-33 

 12-07 

 7-48 

 1-70 



Inap 



Miles 

 7-17 



Miles 

 6-91 



0-465 



0-685 

 0-065 

 Inap, 



Snow 



in 

 Inch. 



0-8 

 1-5 



1-0 



1-0 



3-2 

 02 



Inap. 



0-2 



0-5 



o'-'i 



0-2 



0-105 

 0-140 



1-460 



0-1 

 2-5 



0-2* 

 1-0 

 5-5 



18-0 



Hio-hest Barometer 30-172, at 8 a.m. on 11th \ Monthly range: 



Lowest Barometer 29-002, at 4 p.m. on 8th f 1-1/0 inches. 



Highest temperature. ... 42° -8, at p.m. on 1 st \ Monthly range : 



Lowest temperature -10°-8, at a.m. on 3rd] 53°-6. 



Mean Maximum Thermometer 29°-63 1 Mean daily range: 



Mean Minimum Thermometer 9°-15 / -0 -4/. 



Greatest daily range 37°-l, from p.m. 22nd to a.m. of 23rd. 



Warmest day 1st. Mean temperature 37-12 1 Difference, 



Coldest day 3rd. Mean temperature 4°-62 J 32 -oU. 



Sum of the Atmospheric Current, in miles, resolved into the four Cardinal 

 directions. 

 North. West. South. 



1743-79. 1577-85. 626-08. 



Mean direction of Wind N 7° E. 

 Mean Telocity of the Wind... 6-91 miles per hour. 

 Maximum velocity 22-9 miles per hour, from 9 to 10 p.m. 



on 22nd. 



Most windy day 22nd; Mean velocity.. 



Least windy day 6th ; Mean velocity.. 



Earning on 5 days. Raining 25-2 hours. 

 Snowing on 15 days. Snowing 60-8 hours. 



Aurora observed on 4 days. 



Possible to see Aurora on 12 days. 



Impossible to see Aurora on 16 days. 



The change of temperature from the 1st to the 2nd was very remark 

 able, amounting to 27° -64 between the mean of the two days. 



Comparative Table for February. 



East. 

 1724-33. 



13-24 miles per hour. 

 1.14 ditto. 



