Table 31 .-- Height o:' ceiling by ho;r of day, and number of days per month in 6ach height class —Continued 



(Av, 1950 -56) 



FAIRBANKS FT. YUKON 



Time 

 of 









Ceiling in 



hundreds 



of feet 









Time 

 of 









Ceiling in 



hundreds 



of feet 















1-2 



3-4 



5-9 



10-19 



20-29 



30-49 



50-95 



96-199 



jj-= im 









1-2 



3-4 



c-;- 



10-19 



20 29 



, Q , 9 







— :— — 















April 























.-. ml 











0300 

 0900 

 1200 

 1500 

 1800 



i 10: 







C.l 





0.6 

 .7 

 .6 

 .2 

 .2 

 .2 



1.4 

 1.7 

 1.0 

 .7 

 .6 

 .9 



1.6 



1.6 

 2.1 

 1.4 

 1.6 

 1.4 



5.3 

 3.9 

 3.3 

 3.8 

 5.3 

 4.6 



3.4 

 3.2 

 2.3 

 4.2 

 4.0 

 3.7 



17.6 

 18.9 

 20.7 

 19.7 

 18.3 

 19.2 



0300 

 0900 

 1200 

 1500 

 1800 

 2100 









0.2 



.6 

 .6 



.2 

 .6 



l.C 

 . 6 

 .5 

 .7 

 .6 

 .7 



0.8 

 .9 

 1.3 

 1.6 

 1.0 

 i.l 



0-2 

 1.2 

 .8 

 1.2 

 .9 

 . 6 



7.1 

 3.9 

 2.6 

 3.6 

 3.5 

 4.8 



0-8 

 2.2 

 1.9 

 3.1 

 2.2 

 1.7 



18.8 

 20.6 

 22.0 

 19.8 

 20.6 

 19.8 









.0 







1.0 



1.6 



4.4 



3.5 



19.1 



Av. 









.4 



.7 



1.1 



.3 



4.2 



2.0 



20.3 





0. 1 



0.2 





0-2 















oqon 











1*4 





28 



6*6 



2 3 



16*9 



1200 











' 4 



1 2 



3*1 



9 9 



2.7 



13.7 



1500 











.3 



.8 



2.1 



11.0 



4.0 



12.8 



1800 











.3 



.6 



1.8 



9.4 



4.4 



14.5 



2100 











2 



_ g 



1 . 3 



7.6 



3.4 



17.7 



Av. 









^ — 



. 5 



_ 9 





8 . 6 





1 .4 















une 











0300 — 







r — 



7 — 



"I" 













<f~? — 







— TT~c — 



0900 











1*0 



1*3 



24 



57 



53 



142 



1200 













, 9 



3 . 2 



8 .0 



3.8 



14.0 



1500 













2 



3 4 



9 5 



3 8 



12 . 9 



1800 











.1 



.2 



1.9 



8.5 



5.3 



14.0 



2100 











.3 



.4 



.6 



8.2 



5.6 



14.9 



Av. 







.0 



.0 



.4 



.6 



2.1 



8.2 



4.8 



13.9 















July 











0300 



.1 



.2 





.2 



1.6 



.7 



1.6 



8.8 



4.2 



13.3 



0900 









.6 



2.9 



1.8 



1.3 



5.8 



3.6 



15.0 



1200 





.1 





.1 



1.6 



2.3 



3.6 



6.9 



2.9 



13.7 



1500 





.1 





.1 



.9 



1.0 



4.0 



7.9 



3.0 



14.0 



1800 









.1 



.9 



1.0 



2.0 



7.6 



4.4 



15.0 



2100 









.3 



.8 



.3 



1.9 



7.8 



4.9 



15.0 



Av. 



.0 



.1 



.1 



.2 



1.4 



1.2 



2.4 



7.5 



3.8 



14.3 















August 











0300 





.7 





.9 



1.3 



1.1 



3.0 



8.9 



4.1 



10.7 



0900 





.1 





.9 



4.2 



1.0 



2.0 



7.0 



4.2 



11.6 



1200 









.2 



1.2 



1.9 



2.9 



7.8 



3.6 



13.4 



1500 









.2 



1.3 



1.2 



2.4 



9.8 



2.7 



13.4 



1800 







.1 





.8 



.8 



3.3 



9.7 



3.2 



13.1 



2100 









.. 



1.1 



.6 



2.7 



11.2 



3.1 



12.1 



Av. 





.1 



.1 



.4 



1.6 



1.1 



2.7 



9.1 



3.5 



12.4 



toy 



0200 







m 3 



_ 7 



1 .0 





6 . 



■ 





0900 







_ 3 



1.0 





1*4 



e 'f 





?n'n 













1 . 6 



1.9 



5 . 5 



1.9 



18 . 9 



1500 







.3 



.2 



1.0 



2.4 



5.6 



1.6 



19.9 



1800 







.4 



.5 



.9 



1.6 



5.5 



1.5 



20.1 



2100 







4 



1 



1 



9 



B 1 



= l 





Av. 







" 4 





1.0 



1.5 



5.7 



l.S 



20.0 































.7 



.9 



• 



7.0 



1.4 



19.6 



nonn 

 0900 







. 6 



1.0 



.7 



1.0 



5.0 



2 . 9 



16 .8 



1200 







. 3 



.6 



1.3 



1.9 



4.6 



2.3 



19.0 



1500 









.6 



1.3 









19.4 



1800 







.1 



.8 



1.2 



2.6 



5.5 



.8 



19.0 



2100 









.3 



.3 



1.1 



6.6 



1.8 



19.3 



Av. 







.2 



.7 



1.0 



1.6 



5.6 



1.8 



19.1 













- <-y 











0300 



0.1 





.2 



.8 



1.2 



.8 



8.0 





18.5 



0900 







.3 



2.0 



1.3 



1.2 



5.4 



2.9 



17.9 



1200 







.2 



2.6 



1.3 



3.2 



3.1 



2.3 



18.3 



1500 







.1 



1.6 



1.6 



3.6 



6.5 



1.8 



15.8 



1800 







.4 



1.1 



1.0 



2.6 



6.6 



2.4 



16.9 



2100 







_2 



.8 



1.8 



1.2 



9.1 



2.0 



15.9 



Av. 



.0 





.2 



1.5 



1.5 



2.1 



6.4 



2.1 



17.2 











August 











0200 







.3 



1.3 



1.7 



2.0 



8.7 



1.8 



15.2 



0900 





0.1 



.7 



1.3 



1.3 



2.1 



6.8 



1.9 



16.8 



1200 









1.1 



2.0 



3.1 



5.7 



1.7 



16.8 



1500 







.1 



1.3 



1.8 



3.6 



6.6 



1.8 



15.6 



1800 







.4 



1.1 



1.0 



2.6 



6.6 



2.4 



16.9 



2100 







.2 



1.0 



1.7 



1.2 



8.7 



1.7 





Av. 





.0 



,4 



1.2 



1.6 



2.4 



7.2 



1.9 



16.3 



GALENA OULKANA 



Time 

 of 







Ceiling in 



hund reds 



of feet 









Time 

 of 









Ceiling 



in 



hundreds 



of feet 









day 



1-2 



3-4 



;-9 



1J-19 



2 -29 



2 - 4 9 



: 



9-: --.9 9 



Unlim. 



day 







1-2 



3-4 



5-9 



1C 



L9 



2C-29 



30-49 



50-95 



96-199 



Unlim. 













April 

























April 











0300 

 0900 

 1200 

 1500 

 1800 

 2100 







0.6 

 .2 

 .2 

 .1 



.1 



0.9 

 1.1 

 .8 

 .4 

 .6 

 .9 



2.1 

 1.7 

 2.0 

 2.1 

 1.0 

 1.1 



3.6 



3.3 

 3.7 

 4.7 

 4.3 

 4.9 



1.-' 

 5.3 

 4.3 

 4.2 

 4.9 

 4.8 



2.1 

 1.9 

 1.9 

 2.1 

 2.6 

 2 . a 



16.0 

 16.5 

 17.1 

 16.4 

 16.6 

 16.0 



0300 

 0900 

 1200 

 1500 

 1800 

 21'j. 









0.3 

 .3 

 .2 

 .1 

 .1 



: 



6 

 4 



3 

 3 

 1 



: 



0.2 

 .2 

 .4 

 .7 

 .8 

 .2 



1.0 

 1.0 

 1.9 

 1.6 

 3.2 

 2.1 



4.0 

 3.0 

 4.3 

 6.1 

 4.1 

 3.7 



3.4 

 5.1 

 4.6 

 5.3 

 4.6 

 3.4 



20.5 

 20.0 

 18.3 

 15.9 

 17.1 

 19.6 



Av. 







.2 



.8 



1.7 



4.1 



4.7 



2.1 



:<:.-; 



Av. 









.2 







.4 



l.a 



4.2 



4.4 



18.6 



May ?.!ay 



0300 





.4 





3 



5.4 



7.4 



2.7 



14.3 



0300 



.1 



.3 



.8 



3.0 



6.8 



3.7 



16.3 



0900 



.4 



.4 



1 



8 



2.8 



7.4 



2.3 



15.9 



0900 



0.1 .3 



.8 



.4 



1.9 



7.1 



5.2 



15.2 



1200 



.1 



.6 



2 



3 



4.9 



7.3 



2.3 



13.5 



1200 



.3 



.4 



.4 



3.4 



12.1 



3.6 



10.8 



1500 





.4 



1 



3 



7.1 



8.3 



2.2 



11.7 



1500 





.7 



.8 



3.6 



12.1 



3.3 



10.5 



1800 





.2 





7 



4.8 



9.9 



3.7 



11.7 



1800 





.3 



.9 



2.3 



10.1 



4.1 



13.3 



: 





.1 





e 



4.7 



s.o 



2.6 



14.8 



2100 





.3 



.4 



3.3 



7.8 



3.8 



15.4 









June 





















June 











0300 



.2 



. 4 



.6 



3.3 



8.8 



3.0 



13.7 



0300 



0-2 



0.1 





.6 



.1 



2.0 



7.4 



3.9 



15.7 



0900 



.2 



.7 



1.3 



3.0 



6.0 



4.2 



14.6 



0900 







.2 



.7 



.4 



1.4 



5.9 



5.2 



16.2 



1200 





.9 



1.1 



5.3 



7.9 



2.4 



12.4 



1200 









.6 





2.2 



9.2 



3.8 



13.9 



1500 





.7 



1.0 



7.2 



7.3 



3.2 



10.6 



1500 









. 5 



1.0 



3.3 



9.1 



3.6 



12.7 



1800 







.6 



5.6 



8.8 



3.4 



11.3 



1800 









.3 



.1 



2.2 



9.0 



3.8 



14.6 



2100 





.1 



.3 



4.8 



8.6 



3.3 



12.9 



2100 









.2 





2.0 



8.3 



3.0 



16.1 



Av. 



.1 



.5 



.8 



4.9 



7.9 



3.2 



12. £ 



Av. 



.0 



.0 



.0 





.4 



2.2 



8.2 



3.9 



14.9 











July 





















July 













0300 





.4 



1.8 



2.5 



4.2 



7.6 



3.9 



10.6 



0300 



.1 



.1 



.2 



.3 



.7 



4 



: 



9.0 



3.1 



13.5 



0900 



0.1 



.9 



3.0 



2.1 



3.5 



6.6 



3.2 



11.6 



0900 







.3 



.9 



1.3 



2 



1 



6.8 



5.1 



14.5 



1200 



.1 



.2 



2.5 



4.1 



5.7 



5.1 



2.6 



10.7 



1200 







.2 



.6 



.4 



2 



9 



9.7 



3.7 



13.5 



1500 





.4 



2.2 



3.4 



6.5 



6.8 



2.0 



9.7 



1500 







.2 





.6 



2 



9 



9.6 



3.6 



13.8 



1800 





.6 



1.0 



1.9 



6.1 



7.4 



3.8 



10.2 



1800 







.1 



.2 



. 3 



2 



4 



10.5 



4.3 



13.2 



2100 





.5 



1.5 



i.: 



5.9 



7.2 



2.9 



12.0 



2100 







.3 



.1 



.7 



2 



E 



10.3 



2.2 



14.8 



Av. 



.0 



.5 



2.0 



2 . 5 



5.3 



6.8 



3.1 



10.8 



Av. 



.0 



.0 



.2 



.4 



.7 



2 



e 



9.3 





13.9 













August 























August 













0300 



0.1 



.1 



.5 



2.9 



3.4 



8.4 



6.4 



2.5 



6.7 



. 2 j :■ 



.1 



.3 



.2 



.1 



.4 



1.1 



3.1 



9 



2 



4.4 



12.1 



0900 







.6 



3.4 



5.9 



6.1 



6.2 



2.0 



6.8 



0900 







.1 



.3 



1.1 



.9 



1.7 



B 



4 



5.6 



12.9 



1200 







.5 



3.5 



5.1 



10.1 



4.5 



1.4 



5.9 



1200 









.3 



1.0 



.3 



2.3 



8 



7 



5.0 



13.4 



1500 







.1 



3.1 



4.4 



11.8 



5.0 



1.4 



5.2 



1500 









.2 



.8 



.4 



2.7 



8 





4.8 



13.8 



1800 







. 4 



1.9 



3.4 



8.6 



7.0 



2.0 



7.7 



1800 









.2 



.7 



.4 



3.2 



9 



1 



4.0 



13.4 



2100 







.4 



2.4 



2.0 



8.5 



8.6 



1.4 



7.7 



2100 







.1 



.1 



.6 



1.0 



3.2 



8 



2 



3.9 



13.9 



Av. 



.0 



.0 



.4 



2.9 



4.0 



8.9 



6.3 



1.8 



6.7 



Av. 



.0 



.1 



.1 



.2 



.8 



.7 



2.7 



E 





4.6 



13.2 



134 



