Just about any out-of-doors activity that you'd want to pursue is dependent on Alaska Weather.
Being in the 'right place at the right time' is crucial, and understanding the nuances of Alaska Weather is critical.
Here are a few links to sites that will enable you to make an 'intelligent guess' as to how to best prepare for the eminent...inclement weather in Alaska.
Geophysical Institute UAF Climate Research site:
http://climate.gi.alaska.edu/
Geophysical Institute UAF Climate Research CURRENT Weather:
http://climate.gi.alaska.edu/Wx/current.html
John Wallace's Kusko.net site, Kuskokwim region and more links:
http://www.kusko.net/weather.htm
Buoyweather for virtual buoys; swell, surf and winds:
http://buoyweather.com/wxnav.jsp?region=AK&program=Maps
NOAA Ice Forecast:
http://pafc.arh.noaa.gov/ice.php?img=ice