SMITHSONIAN MISCELLANEOUS COLLECTIONS VOL. I43 



From 27 four-month periods, 1950-58, 



from forecast, 26.6% 

 From 14 periods within 25% from normal, 



from forecast, 27.7% 

 From 13 periods over 25% from normal, 



from forecast, 23% 

 From 6 periods over 38% from normal, 



from forecast, 27.5% 



Cincinnati results from table 14 



mean departures from normal, 25% 



do. 13% 



do. 38% 



do. 47% 



Table 1 — Forecasts of precipitation 1950-58 and 1959-60. Departures from 

 normal (1950-58) and percent average deviation from mean departures 



Groups of deviation from normal 



Station Interval 



Abilene 1950-58 



i959-6o 

 Augusta 1950-58 



1959-60 

 Bismarck 1950-58 



1959-60 

 Cincinnati 1950-58 



1959-60 

 Denver 1950-58 



1959-60 

 El Paso 1950-58 



1959-60 

 Helena 1950-58 



1959-60 

 Independence .. 1950-58 



1959-60 

 Madison 1950-58 



1959-60 

 Nashville 1950-58 



i959-6o 

 Sacramento 1950-58 



1959-60 



Salisbury 1950-58 



1959-60 



Santa Fe 1950-58 



1959-60 



St. Paul 1950-58 



1959-60 



Mean 1950-58 



Mean/12 1950-58 



A.D./27 1950-58 



Mean i959-6o 



Mean/13 i959-6o 



A.D./30 i959-6o 



0-25 

 13^25 

 1 1 ±29 



I2±23 



io±3i 

 1 1 ±24 

 9±24 

 13^24 

 i8±i9 

 I3±33 

 I3±35 



I2±I9 



I3±37 



I2±2I 

 I2±36 



1 3 ±26 



I3±i8 

 13^27 



I3±37 



I2±23 



ii±i6 

 1 1 ±47 

 I4±53 



I2±24 



I7±i5 

 1 1 ±37 

 I7±33 

 1 1 ±29 

 1 1 ±32 



I2±27 



I 

 I 

 i3±30 



1 

 1 



26-50 



36±39 

 37±25 



37±36 

 34±38 

 34±3i 

 36±3i 

 39±30 

 39±35 

 39±34 

 38±38 

 40±43 

 34±55 

 35±3i 



37±33 

 38±30 

 35±36 

 39±32 

 35±25 

 37—26 



37±43 

 37±67 



33±3i 



33±i7 

 39±45 

 35±4i 



35±44 

 30±28 



37±36 

 3 

 1-3 

 36 ±36 



3 

 1.2 



51-75 



61 ±34 

 58±6o 



58±5i 



66±57 



56±44 

 64±48 

 6i±30 



6o±37 

 65 ±32 

 65±73 

 58±40 



59±49 

 59±42 



63±37 

 64±28 



62±52 



59±56 

 6o±36 

 6i±i9 



6i±57 

 77±69 



62 ±43 



5 

 1.6 



61 ±47 

 5 

 1.6 



76-100 >IO0 



84±2i 



8i±70 



97±44 



8o±i7 



90±5i ii2±97 



82±2I 



8i±45 



63±30 ioo±42 



86: 

 7 



142 



8o±5i io8±55 



8i±54 I35±i03 



1.6 



% above 75 



n8±8s 

 10 



3-0 

 87±89 



7 

 3-0 



