Nenana_River_Project_Title
Studying River Ice title

RIVER ICE BREAK-UP OBSERVATIONS - HEALY, AK
Location: HEALY
      Date: 7 April 2009 (090407)
     Time: 1:00 pm
GENERAL BrkUp
ICE CONDITIONS

Y/N
Ice present Y
   
Static Ice Downstream  
Ice fractured Y
Water on ice Y
Holes in ice Y
Channel through ice Y
   
Static Ice Upstream  
Ice fractured Y
Water on ice Y
Holes in ice Y
Channel through ice N
   
Moving Ice  
Downstream N
Upstream N
DAILY PHOTOGRAPHS OF THE RIVER BREAK UP CONDITIONS
1) ACROSS water body photo: HEALY, 7 April 2009, across

COMMENTS:
2) DOWNSTREAM water body photo: Healy, 7 April 2009, downstream

COMMENTS:
3) UPSTREAM water body photo: Healy, 7 April 2009, upstream

COMMENTS:
To see larger versions of these images click here.
ENVIRONMENTAL CONDITIONS
Select (X) one from each catagory:
Sky: (0%)  
  (<10%) X
  (10-25%)  
  (25-50%)  
  (50-90%)  
  (>90%)  
     
Wind: calm X
  light wind  
  windy  
     
Precipitation: none X
  snow flurries  
  snowing  
  fog/dizzle  
  rain  
  freezing rain  
     
Ice surfaces: smooth X
(may choose rough X
more than broken/jumbled  
one) meltponds X
  ice jam  

Additional Comments:









OTHER COMMENTS

The temperature at the time of observation was 1.1°C. The open lead downriver has increased a little in size over the last few days. Temperature are still below freezing every night, but daytime temps have been consistently above freezing for the last few days.

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