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Navigation Safety Regulations (SOR/2005-134)

Regulations are current to 2020-07-28 and last amended on 2019-06-15. Previous Versions

SCHEDULE 3(Subsection 82(5))

Danger Messages

Column 1Column 2
ItemDangerExamples of Danger Messages
1Dangerous iceTTT ICE. LARGE BERG SIGHTED IN 4506N, 4410W, AT 0800 UTC. MAY 15.
2Dangerous derelictsTTT DERELICT. OBSERVED DERELICT ALMOST SUBMERGED IN 4006N, 1243W, AT 1630 UTC. APRIL 21.
3Other direct dangers to navigationTTT NAVIGATION. ALPHA LIGHTSHIP NOT ON STATION. 1800 UTC. JANUARY 3.
4A tropical storm or a storm that the master has reasonable grounds to believe might develop into a tropical storm

TTT STORM. 0030 UTC. AUGUST 18. 2004N, 11354E. BAROMETER CORRECTED 994 MILLIBARS, TENDENCY DOWN 6 MILLIBARS. WIND NW, FORCE 9, HEAVY SQUALLS. HEAVY EASTERLY SWELL. COURSE 067, 5 KNOTS.

TTT STORM. APPEARANCES INDICATE APPROACH OF HURRICANE. 1300 UTC. SEPTEMBER 14. 2200N , 7236W. BAROMETER CORRECTED 29.64 INCHES, TENDENCY DOWN

.015 INCHES. WIND NE, FORCE 8, FREQUENT RAIN SQUALLS. COURSE 035, 9 KNOTS.

TTT STORM. CONDITIONS INDICATE INTENSE CYCLONE HAS FORMED. 0200 UTC. MAY 4. 1620N, 9203E. BAROMETER UNCORRECTED 753 MILLIMETRES, TENDENCY DOWN 5 MILLIMETRES. WIND S BY W, FORCE 5. COURSE 300, 8 KNOTS.

TTT STORM. TYPHOON TO SOUTHEAST. 0300 UTC. JUNE 12. 1812N, 12605E. BAROMETER FALLING RAPIDLY. WIND INCREASING FROM N.

5Winds of force 10 or higher on the Beaufort Scale for which no storm warning has been received by the shipTTT STORM. WIND FORCE 11, NO STORM WARNING RECEIVED. 0300 UTC. MAY 4. 4830N, 30W. BAROMETER CORRECTED 983 MILLIBARS, TENDENCY DOWN 4 MILLIBARS. WIND SW, FORCE 11 VEERING. COURSE 260, 6 KNOTS.
6Sub-freezing air temperatures associated with gale force winds, causing severe ice accretion on superstructuresTTT EXPERIENCING SEVERE ICING. 1400 UTC. MARCH 2. 69N, 10W. AIR TEMPERATURE 18°F (-7.8°C). SEA TEMPERATURE 29°F (‑1.7°C). WIND NE, FORCE 8.
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