5 The symbol is not plotted tor "ww" v 



symbol is plotted on the station 



(Relets to "hail" only. tt Relets 



00 



Past Weathet 



Total amount all clouds 



Barometer characteristic 



Cloud development NOT observe! 

 NOT observable during past hour. 1 



10 



Light fog. 



20 



'] 



Drizzle (NOT freezing and NOT 

 falling as showers) during past hoi 

 but NOT at time of ob. 



Cloud covering £ or less of sky 

 throughout the period. 



Cloud covering more than 4 of sky 

 unng part of period and covering % or 

 ess during part of period. 



Cloud covering more than l 2 of sky 

 throughout the period. 



30 



5*1 



Slight or moderate duststorm or sa 

 storm, has decreased during past 



rin ' 



40 



-&. 



■h 



Sandstorm, or duststorm, or drifting 

 blowing snow. 



Fog at distance at time of obserl 

 lion, but NOT at station during paj 

 hour. 



Fog, or thick haze. 



50 



Intermittent drizz le (NOT freezing, 

 slight at time of observation. 



Intermittent rain (NOT freezing), 

 slight at time of observation. 



70 



Intermittent fa 1 1 of snow flakes. Snow, or rain and snow mixed, or ice 

 slight at time of observation. lei lets (sleet). 



f 



V 



Slight rainshower(s). 



V 



Shower(s). 



V ' K 



90 



Moderate or heavy shower(s) of t 

 hailtt, with or without rain or rain 

 Snow mixed, not associated with 

 thunder. 



i Thunderstorm, with or without pre- 



One-tenth or less, but not zero. 



O 



Two- or three-tenths. 



(5 



3 



3 



J 



Seven-or eight-tenths 



o 



Nine-tenths or more, but not ten-tenths. 



Sky obscured, or cloud amount cannot 

 be estimated. 



Rising then falling. Now higher than 

 or the same as, 3 hours ago. 



Rising, then steady, or rising, then 

 rising more slowly. Now higher than 3 

 hours ago. 



Rising (steadily or unsteadily i. Now 

 higher than 3 hours ago. 



Falling or steady, then rising; or 

 rising then using more rapidly. Now 

 higher than 3 hours ago. 



Steady. Same as 3 hours ag 



Falling, then rising. Now lower than, 

 or the same as, 3 hours ago. 



Falling, then steady, or falling, then 

 falling mote slowly Now lower than 3 

 hours ago. 



Falling (steadily or unsteadily). Now 

 lower than 3 hoiTrs ago. 



Steady or rising, then falling, or fall- 

 ing, then falling more rapidly. Now 

 lower than 3 hours ago. 



Indicator figure. Regionally agreed 

 elements and NOT "pp" are reported by 

 the next two code figures. 



301 12101 044 1 6 9— 



OO 1 



FLD00100030 



