Friday, January 1, 2016

Article Categories

Weather
Effect of Leeway on Knotmeter Speed (April 18, 2018)
OpenCPN, Quick Start, One Chart (April 15, 2018)
Introduction to Charts in OpenCPN (April 15, 2018)
Sadler Tropical Atlases (January 2018)
Decision Making in Weather Routing (January 1, 2018)
MSLP vs. MSLP (November 2017)
Global Warming and Tropical Cyclone Statistics (November 2017)
100-foot Waves Expected near Aleutian Islands (October 2017)
Getting Archived NDFD Data (September 2017)
Wind Speed from Beaufort Force Number (August 2017) 
BC Canada Marine Weather Guide Back in Circulation... (August 2017) 
Comparing RTOFS and NCOM Model Forecasts to HF Rad... (August 2017)
Fog and Smoke Epilogue... the next day (August 2017)
Local Weather Office Forecasts Smoke, but not Fog! (August 2017)
Forecasting Local Winds with Meteograms (August 2017) 
How to Add a Draw Style to LuckGrib (August 2017) 
How to Combine Grib Files (August 2017) 
Zone Forecasts by Email (July 2017)
NDFD: Oceanic, CONUS, and Regional (May 2017)
International List of Weather Services (April 2017)
ASTORIA TO POINTS NORTH — WEATHER PLANNING AND... (March 2017)
Buys Ballot Law to find wind direction from isobar... (January 2017)
Short Survey of Ocean Waves (January 2017)
Short Survey of Ocean Currents (January 2017)
Short Survey of Marine Weather (January 2017)
Wonderful Website on Barometers (December 2016)
GRIB Formatted Regional Wind Forecasts – Review an... (December 2016)
Wed Oct 12, 2016: Time to Start Your Barometer Cal... (October 2016)
Tropical Storm and Hurricane Advisories using FTPm... (July 2016)
Convert True Wind to Apparent Wind (July 2016)
Tropical Cyclone Advisories by Email Request (July 2016)
Wind Model Comparisons for Start of Pacific Cup (July 2016)
Vic-Maui Race Day 1, 2, (3) Winds (July 2016)
Inside Passage and R2AK Weather (June 3, 2016)
An Overview of Ocean Weather (May 18, 2016)
Great Lakes Wind Forecasts from HRRR (February 21, 2016)
Sailboat Racing on the Salish Sea—Part 1. Northern Waters (February 17, 2016)
Converting Weather Maps to BSB echarts (January 30, 2016)
Weather Maps—Where To Get Them and What We Get? (January 26, 2016)
Weather Maps to eCharts—Making the Header File (January 23, 2016)
How to load NOAA Weather Maps into OpenCPN (January 21, 2016)
How to Check the Accuracy of Airport Weather Reports (January 8, 2016)
How to Find Archived Weather Maps (December 19, 2015)
First pass at cell phone barometer calibration. (November 19, 2015)
Precision Barometers on Inland Commercial Vessels by Robert Reeder (November 6, 2015)
Weather Routing Options for Seattle to Victoria by Robert Reeder (November 6, 2015)
Personal Beaufort Scale (October 10, 2015)
Using a Portable Barometer to Set Ship's Barometer to SLP (October 8, 2015)
Manual of Barometry (WBAN) Now Online (September 29, 2015)
Grib Viewers — New Developments and Special Features (September 26, 2015)
Sides of a Tropical Cyclone, Part 2 Meteograms. (August 31, 2015)
Mariner’s Weather Checklist Before Departure (August 17, 2015)
High Seas Forecasts and Tropical Cyclone Alerts by Email Request (August 13, 2015)
Sides of a Tropical Storm (August 13, 2015)
New GRIB Viewer for Macs (August 2, 2015)
Direction of the Winds Aloft from Mare’s Tails — Time to Practice What we Preach (July 3, 2015)
Atlantic and Pacific Weather Briefings (June 19, 2015)
The National Digital Forecast Database (May 26, 2015)
Transpac Weather and Tactics by Stan Honey (May 17, 2015)
Weather Models for Transpac Sailors by Angeline Pendergrass (May 4, 2015)
TransPac Live Weather Resources (April 10, 2015)
Marine Weather Services Chart — How to Make Your Own. (March 19, 2015)
Reading and writing on weather maps (February 22, 2015)
Sydney-Hobart Climatic Winds (December 10, 2014)
Scatterometer Winds (December 2, 2014)
Taylor 1328PJ Sling Psychrometer — a Review (November 30, 2014)
Barometer for Wind Warning (November 7, 2014)
Barometric Pressure During Squall Passage (September 3, 2014)
Wind Near Clouds (March 5, 2014)
Model Predictions of World Winds (December 21, 2013)
Starpath Ship Reports Revised (December 17, 2013)
Local Pressure as a Squall Goes By (December 16, 2013)
Air Temperature Dependence of Sea Level Pressure Conversions (October 11, 2013)
"Point Four Four per Floor" –– QFE to QNH to QFF (August 3, 2013)
Mean Sea Level, Tides, and Barometers (July 29, 2013)
Weather by Satellite Phone (May 5, 2013)
Weather Information for Voyages in the Australian Region by Kenn Batt, BOM (April 7, 2013)
New way to look at ASCAT data (April 4, 2013)
A Comparision of Ocean Current Models (March 22, 2013)
Final Word on Relative Humidity and Dew Point (February 23, 2013)
A Real OMG Omega Block over the E. Pacific (January 12, 2013)
It is Raining – What does that mean? Part 3 (January 3, 2013)
It's Raining, What Does That Mean – Part 2 (December 25, 2012)
First Pressure Check on Lacrosse C86234 (December 25, 2012)
Tactical Use of Scatterometer Data (December 6, 2012)
Gill Pressure Ports (October 21, 2012)
Dew Point and Temperature vs altitude (September 25, 2012)
Relative Humidity and Dew Point as a Function of Altitude -- A Way to Estimate Cloud Ceilings (September 25, 2012)
The Buys Ballot Law (July 31, 2012)
Predicting ASCAT Satellite Pass Times (July 23, 2012)
Bermuda Race Satellite Winds (June 13, 2012)
How to overlay ASCAT Winds and Weather Maps on Google Earth (May 28, 2012)
ASCAT Notes and References (May 26, 2012)
It's Raining… What does that mean? (May 22, 2012)
How to learn the present winds offshore — West Coast of Vancouver Island, BC (April 19, 2012)
Str. of Georgia Wind Part 2 revised (April 5, 2012)
Southern Straits of Georgia Wind Forecast (April 4, 2012)



Celestial 
Pub. 249 Vol. 1, USNO, and OpenCPN (December 2017)
Why the Book "Hawaii by Sextant" is Unique (December 2017)
Analysis of a Celestial Navigation Sight Session (October 2017)
Celestial Navigators: Save Your Eclipse Viewing Glasses (August 2017) 
Refraction in Celestial Navigation–still an issue,... (February 2017)
Most Likely Position from 3 LOPs (July 2016)
Is the Moon Waning or Waxing? (May 5, 2016)
USCG Chronometer Time — Bless Their Hearts (December 9, 2015)
Latitude by Meridian Transit, Ex-meridians, and the USCG Cel Nav Exam (November 29, 2015)
The Navigation Triangle (November 29, 2015)
Ways to Get Accurate GMT (UTC) (April 1, 2015)
Telling Time by the Stars (March 2, 2015)
Nuts and Bolts of Successful Ocean Navigation (February 22, 2015)
Finding Longitude by Lunar Distance using the Stark Tables (June 3, 2014)
Hawaii by Sextant — An Overview of Celestial Navigation (May 9, 2014)
Fit-Slope Method — A Shortcut to the Manual Solution from 1856 (April 25, 2014)
The Navigator's Sun (March 25, 2014)
Molasses – The Eatable Artificial Horizon (February 7, 2014)
The Celestial Sphere. May It Rest in Peace. (February 6, 2014)
Checking your Compass with the Sun (October 14, 2013)
Why Study Celestial Navigation in the Age of GPS? (October 3, 2013)
Navigation Calculators Online (September 4, 2013)
How to spell FitzRoy... or is it Fitzroy? (June 11, 2013)
Finding Longitude from Sunset (April 27, 2013)
True Wind from Apparent Wind –– Revisited. (April 21, 2013)
Modern Barometry and its Important Role in Marine Navigation (April 19, 2013)
North Pacific Wind Statistcs (April 16, 2013)
Revisiting the Secret Sources (April 14, 2013)
Finding the North Star (March 2, 2013)
UTC by Lunar Altitudes (Celestial Navigation) (January 20, 2013)
Great Circle Sailing by Sight Reduction (December 13, 2012)
The direction of sunrise and sunset—the old fashioned way (October 31, 2012)



Electronic Chart Navigation
OpenCPN, Quick Start, One Chart (April 15, 2018)
Introduction to Charts in OpenCPN (April, 2018)
Minor Light Symbols on ENC in OpenCPN (September 2017)
Forecasting Local Winds with Meteograms (August 2017) 
How to Add a Draw Style to LuckGrib (August 2017) 
How to Combine Grib Files (August 2017) 
Simulate Instrument Data with OpenCPN's NMEA ... (August 2017)
Converting a Google Earth Path to a GPX Route (April 2017)
Rock Talk 2: RNC to ENC (November 2016)
Rock Talk — Is it all awash, or not? (November 2016)
History of Electronic Charting (November 2016)
How to Master Electronic Chart Navigation with the... (October 2016)
Network Connections to Navigation Software (October 2016)
Great App Idea from UKHO (October 2016)
How to Buy, Register, and Download Canadian Echarts (March 12, 2016)
Naming and Boundary Conventions on ENC eCharts (March 6, 2016)
The Strange World of Electronic Chart Boundaries (February 26, 2016)
Viewing and Downloading Nautical Chart with Google Earth (December 14, 2015)
Commercial Echart Ad is Food for Thought (August 26, 2015)
Don't Blame eCharts for Anything (December 8, 2014)
ECS Without GPS (January 20, 2014)
Free or Demo eChart Viewers (September 1, 2013)
Canadian eCharts for Electronic Chart Systems (August 4, 2012)


Coastal
OpenCPN, Quick Start, One Chart (April 15, 2018)
Introduction to Charts in OpenCPN (April, 2018)
Compass Bearing Fix — An Overview (November 2017)
UW Soundings Generator (August 2017)
Light Lists—A Modern Look (July 206)
Navigation Lights—The R2AK Short Course (July 2016)
Chart Plotting Tutorials (May 28, 2016)
Introduction to AIS (February 20, 2016)
Geographic Range — Time to Get Trivial (October 1, 2015)
Boxing the Compass (February 27, 2015)
Piloting Practice with Geocaching — You Can Do It Online (March 24, 2014)
Google Earth as an Aid to Chart Reading (December 27, 2013)
Print-on-Demand Charts and pdf Charts (October 26, 2013)
Checking your Compass with the Sun (October 14, 2013)
Tides in Puget Sound (August 8, 2013)
Small Craft Wave Danger as a Function of Wave Steepness (April 9, 2013)
How to make current stations into waypoints in a batch process (April 6, 2012)
Natural Ranges—How accurate are they? (April 4, 2012)



Nav Rules
Showing the Right Day Shape (August 2017)
Can exceptional behavior be considered ordinary? (June 13, 2016)
Right of Way in the Traffic Lanes (March 14, 2016)
Quick Way to Know if you are in the Traffic Lanes (February 12, 2016)
The New Inland Navigation Rules (July 28, 2015)
Lobster Pot...my foot. (July 29, 2014)



Miscellaneous
AP Release on Tragic Loss of El Faro is Misleading. (October 5, 2015)
Ways to Get Accurate GMT (UTC) (April 1, 2015)
Telling Time by the Stars (March 2, 2015)
How a big, well-run, high-tech race boat, can go aground... almost (December 4, 2014)
Rotary Currents (September 1, 2014)
Tricky Terms in Navigation (May 20, 2014)
Worldwide Shipping Lanes (December 6, 2013)
One Rombe Wrong, and What Do You Get? (November 22, 2013)
Notes on Loran (November 10, 2013)
Open Letter to the America's Cup Rules Committee (August 27, 2013)
Answers to Geocaching Exercise (July 14, 2013)
New Starpath Kindle and iBooks now online (July 3, 2013)
Ebooks Onboard (June 8, 2013)
A Few Nuts and Bolts of Iridium SatPhone Usage (May 4, 2013)
How to Plot with Triangles (April 25, 2013)
High Definition (HD) and Broadband Radar by Larry Brandt (April 8, 2013)
Two New Books from Starpath (April 2, 2013)
Course Boxes - Still Valuable in Modern Sailing (March 12, 2013)
More mainstream media on Viking sunstones (March 7, 2013)
Obtaining Ocean Current Data Underway (February 10, 2013)
State of the Art Ocean Current Presentation (January 31, 2013)
Atlantic Ocean Current Data and 6-day Forecasts (January 12, 2013)
Ocean Currents (January 8, 2013)
A Local Mini Surge (December 17, 2012)
NOAA Chief Misspeaks on Sandy Surge (December 14, 2012)
OPC maps for Google Earth (November 2, 2012)
Track of HMS Bounty and the NHC Forecasts (November 2, 2012)
Leif Karlsen's work on Viking Sunstones (August 23, 2012)
Timekeeping in Navigation and Weather (July 21, 2012)
How to Print a Degree Symbol (June 11, 2012)
A Nice Thermometer Dial—tiptoeing onto the metric scale (May 31, 2012)
Refraction in a sink (May 21, 2012)
GPS Accuracy in Tight Quarters (April 12, 2012)
Route Planning and Sharing with gpx Files (March 31, 2012)
Robin Hood Complex in Book Publishing (March 22, 2012)

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