Hourly graph showing Wind Gusts, Wave
Height and Swell at Port Townsend.
www.ndbc.noaa.gov
Then left click the map at your location
of choice. Be sure you are clicking in the
water and not on land. Click on land
and you will learn what coat to wear,
but you get no marine info. When you
click the place you want, it will become
highlighted in red. Then go back to the
Hourly Weather Graph and click that
link. I recommend our new book Modern predictions that account for local
There you will find wind and sea Marine Weather, which covers tactical terrain, the wonderful Ferry Weather
state—even with waves separated from use of marine weather data and also program that he set up, and also work
swells—along with other weather info. how to evaluate the forecasts. on Probabilistic Forecasting, which is
It gives the data hourly, so now you can For a broader look at weather in the future.
attempt to be even more specific about the Pacific Northwest on land and on
the forecast. From the Graph page you the water, there is no better book than David Burch is the author of nine books
can click any point on the Graph page Cliff Mass’s beautiful book The Weather including: Modern Marine Weather, The
and get a digital table of values. of the Pacific Northwest. He also provides Barometer Handbook, Radar for Mariners,
You will find it interesting to weekly weather descriptions on KUOW and Emergency Navigation. He is the
compare the results you get this way (94.9 FM) Weekday radio program on recipient of the Institute of Navigation’s
with the broader brush descriptions Fridays at about 9 am, which are also Superior Achievement Award for
given in the text reports. available as podcasts if you miss it. See outstanding performance as a practicing
These sources tell you what is cliffmass.blogspot.com, for Professor navigator. He teaches online courses in all
there and what to expect. They do not Mass’s extensive work on weather, phases of marine navigation and weather at
tell you what to do about it. For that including links to numerical weather www.starpath.com
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48° No r t h , No v e m b e r 2009 Pa g e 33
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