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Got Caught in Big Seas...

spartonboat1

Legendary Member
Joined
Apr 15, 2005
Messages
2,494
Hatteras Model
43' DOUBLE CABIN (1970 - 1984)
Update- read my Nov 2 post...on how bad it really was.

I ran our '72 43'DCFB to her winter port, last Saturday, Oct 10, 2009. Somehow, I got caught in the worst seas I have encountered, since I have owned the boat. I am very gratified that Hatt's are very tough, seaworthy, and dependable, with care. I know DD's are heavy, but they make for a lower CofG.

Our passengers were my 60+yoa brother, 92yoa father, the Admiral (wife), and my 40+ something son. Most took the ride to come quite well, all things considered.

I was ok on the run from Cheboygan to Mack City, hitting 3-5's while at full cruise of 12.7-13.0kts and an occasional bell ringer (rings the bridge bell, when wave hits) with my Dad at the helm (he hovers nearby, until requested to 'take over'). Lots of spray on windshield and steady 15-20 mph winds, maybe higher. When I got to the Mack City dock, there was much due Westerly wind and I had a hard time swinging to along side to the dock for my end of season pump outs.

Next stop St. Ignace. Looked breezy, but no more severe that what we just ran though I thought. It was about 2:30 when we got underway, and the worst weather was predicted to come around 7-8pm so I was trying to run ahead of it. The passage is about 6 miles, so I thought a 1/2 hour would get us in out of the weather. The forecast was quite wrong by several hours!

About 10 minutes out, we were near the center of the Straits, about 2 miles East of the Mack Bridge. And here it came... a major blow due out of the West. The winds hit hard and were very high, over 40 mph. Later when at the bridge paying the toll going South, the Bridge attendant called in for me and verified that during that period they recorded 55mpg gusts. The NOAA weather buoy in N. Lake Huron reported sustained 25-30mph winds with higher gusts. Seas were recorded as 'average' 8.5 feet. I swear we had 10-13's or more!

Well I felt committed. I did not feel I could turn around and I could not turn toward St. Ignace, due to excessive broaching. So I tried running before the seas and toward the east shore of Mack Isle, heading N and East.. In short order the seas built rapidly. My cruise speed at 2,200rpm is 12.7-13kts. My GPS was reporting 16-16.5knots running before the seas.

Finally a couple very big seas ran under us, and when I went down the wave, I buried the starboard lee rail at the water line, but no seas came aboard; but close. We could all hear one of the props in cavitation, but the synch-master kept the rpms steady. I went rudder hard over to starboard to try to go with the wave and we pitched down at 30 degrees and heeled over at 45 degrees, so I held onto the wheel and braced myself against the bulkhead; all the deck chairs accumulating at the starboard weather board, plus two unsecured pails of oil (poor planning)!

We then came back up. It sure felt like a 13-15 footer, as our 43's hull length fit entirely on the waves face! My wife, the Admiral, yelled a few words at me in Latin, something about my god-given heritage descending from dogs.

My brother, who is a Railroad Engineer, suggested/requested that I reduce speed. I checked down to 2,000, which would be 11-11.5kts, but we still showed 13-4kts with reduced rolling, although not snap rolls and rode better. This was still more exciting than I desired and the ride went on for about 5-7 minutes, until we we finally got out of the passage that runs from Mack Bridge to the Round Island Passage. The seas were now running at 7's, with some 9's.

We reached a line about a 1/2 mile from the Mack Isle shore where I ran North and parallel to shore. After a mile or so, I finally came about and headed due west and directly into the seas. Our ride steadied up, but it got colder and the wind continued to blow hard, 30+mph I would say. The cold made the windshield fog up inside and it was raining hard, plus much spray from seas flying off the hull. My brother was calling out the GPS heading to the St. Ig harbor (Arnold Line Mill dock actually) and we were making progress. 3 miles, 2 miles, 1.5 miles and finally the seas were much less, but still blowing.

We got inside their harbor and tied up!

I knew it had been bad, but until the Bridge people confirmed how high the winds were under the bridge and I reviewed the weather buoys, did I find that we were out in the worst 3 hour period of the weekend.

So how can I avoid this in the future? My first remark is that the worst seas I have been in on the Great Lakes in 50 years have been in the period from 1pm to 6pm...always. So when in doubt, run in the morning, the earlier the better, or nearer 7pm or later, except in the dark.

So thank god for tough Hatts!
 
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Wow, thanks for sharing your adventure. Very well written and exciting.
hehe...and that's the Great Lakes boys! lol
 
45 degrees eh, bet that got your respect. I'm very glad you pulled out of that one.
 
45 degrees eh, bet that got your respect. I'm very glad you pulled out of that one.

Last time I went over that far was in a 118' yacht out on Lake MI in 1963. Due West wind, while we went straight up the Lake in steady 11-13' seas. We knocked a 16" dia chunk of concrete coating/covering off the steel hull at the bow. Maybe neither case was not a full 45 degrees, but more than 30 for sure.

Yes, it is in your dreams for a few nights!
 
Any one who boat a lot will get caught in a nasty storm from time to time, but yours was extreme... Glad everything and everyone made it back OK, says a lot about your dad!

My buddy had his boat hauled for the winter last week in Bayfield, Wi.

He will be down next week for the winter...
 
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glad you and the boat made it safe! got to hand it to Jack H., dont you?
 
Glad you made it. Up on the lakes, that's what we call Hatteras weather.
Flat bottomed Vikings - stay home! The weather this fall has been plauged with high winds & saiche's. Feels more like November/ December weather.
 
Obviously the boat can handle it, but it sounds like you also did a great job of reading the seas and running them in a way that would be the safe. You can't always just run in a straight line.

In early August when we last ran through the Straits they were wrong with the forecast as well. They called for 1-3's and they ended up at 4-6' with some 7's mixed in. Don't trust the NOAA guys.
 
Just transpose "feet" with "meters" on NOAA "forecasts" and you'll be close.... :)
 
Hope you don't mind my posting to my own post. Some thoughts on running in heavy seas or adverse conditions.

Radar vs GPS for navigating. My GPS had waypoints pre-entered, esp. the final destination, which I followed with good results. The radar was helpful in the general sense for navigation, but is more important for observing objects that the GPS cannot help with. There are four very large (2 stories high, 50-80ft across each, about 100-150 feet apart) legacy mooring piers out in the sea, about a 1/8-1/4 mile offshore. The radar was effective in highlighting where they were, since they were fairly close to the line I was running to home port. So visual aids to navigation, (rule One), or GPS for navigating and Radar for observing other vessels or objects.

Securing. I should have been much more careful to secure loose objects on deck, since there was the potential that I was going to be in big seas, although I was not prepared for how rough they were. Frankly, I was quite relieved that I did not loose anything off the back deck, esp. the two pails of lube out out the side through the sea/weather boards.

Sloshing fuel. I ran out of fuel about a mile from the fuel dock several years ago in good weather. (long story including running too low, plus a new fuel line leaking into the bilge). Dropped anchor, towed in, then had fuel "cleansed" professionally, when much crap was sucked up from bottom of fuel tanks. I am pleased that a fuel filter did not clog, while running in the big seas. I could have been a bad situation if I had lost an engine, during the worst of the weather, running before the seas. So I had much sloshing, but no ill effects (in evidence). But maybe I should get the dual filters unit I have seen that can be switched out underway? Who knows.
 
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