13 



avi:atiier-eeport 



FOR THE 



PERIOD COYEEED BY THE SPRING-IMMIGRATION OF 1913. 



The weather-reports are abstracted from the returns of tlie 

 Meteorological Office, and include the conditions prevailing 

 between 



Parallels of Latitude 40° N. and 60° X. 

 Meridians of Longitude 10 c E. and 10° W. 



Special attention has been paid to the conditions observed 

 over the north coast of Spain, the Bay of Biscay, the coasts 

 of France, the English Channel, and our southern shores. 



The first paragraph after the list of species contains 

 a record of the height of the barometer, the temperature, the 

 direction and force of the wind, and the weather-conditions 

 prevailing at 7.0 a.m. on each day at Portland Bill. 



The following signs are used under the Daily details ot 

 Weather-Conditions: — b = blue sky, c = cloudy, d = drizzle, 

 f=fog, g = gloomy, h = haze, m=mist, o = overcast, q = 

 squalls of rain or hail, r=rain, s = snow, t = thunderstorms. 



The w r eather-conditions will be much more readily under- 

 stood if the meteorological maps are themselves consulted. 



Summary of the Weather-Conditions. 



March throughout was rough and wet. The distribution of pressure 

 was very unsettled. The weather was wild and boisterous 

 -with many severe gales, much rain, but not much fog and 

 hardly any along the English Channel. Temperature 

 unusually uniform and rather above the average. 



