Storm2k Sea Surface Temperature Maps

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senorpepr
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Storm2k Sea Surface Temperature Maps

#1 Postby senorpepr » Sun Jul 06, 2008 12:39 am

EDIT: These products have been dropped indefinitely. I'm doing more storm-specific SST charts.
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#2 Postby RL3AO » Sun Jul 06, 2008 12:56 am

Only comment is that wierd situation in the Eastern Caribbean. Maybe future images will clear that up.
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#3 Postby senorpepr » Sun Jul 06, 2008 1:01 am

RL3AO wrote:Only comment is that wierd situation in the Eastern Caribbean. Maybe future images will clear that up.


That was because an observation, close to the coast, reported a SST of ~31°F. Because of the weighing factors (and the lack of SST data over the land for obvious reasons), it heightened the error.
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#4 Postby senorpepr » Sun Jul 06, 2008 12:53 pm

I found the problem child.
BBXX VRZT8 13123 99229 30862 41598 30903 10220 20170 40013 56030 7010/ 811// 22233 00200 20401 3//// 4//// 5////


For reason, there's an extra space or something that is feeding into the system. It keeps decoding as the surface temperature as 2.0°C, dewpoint as 1.7°C, and a SST of 2.0°C.

The real temperature that they're reporting is a surface temperature of 22.0°C (71.6°F), a surface dewpoint of 17.0°C (62.6°F), and a SST of 20.0°C (68°F).

Even those numbers seem odd, but then again, the ship (VRZT8) is close to shore. Anyway, for now, I've removed that ship's observation and reran the Caribbean script. However, it may get picked back up in the next run at 18:45Z.


Now, some interesting information about the ship--it's moving southeast (toward shore) at 11-15KT. The vessel, entitled the "Phoenix Alpha", is an American crude oil tanker. (Picking up some oil from Venezuela)

Image
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#5 Postby senorpepr » Sun Jul 06, 2008 12:57 pm

If you check out http://www.sailwx.info/shiptrack/shippo ... call=VRZT8 you'll see that this ship consistently reports fuzzy weather. I'm sure it's just an extra space or something, because the raw data looks fine.
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#6 Postby DanKellFla » Sun Jul 06, 2008 4:16 pm

Thanks, those maps are great.
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LeeJet

Re: Storm2k Sea Surface Temperature Maps

#7 Postby LeeJet » Mon Jul 07, 2008 9:55 pm

I don't understand the maps. Why are there SST on land when it only covers water?
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#8 Postby NDG » Mon Jul 07, 2008 10:37 pm

Upper 70s SST off of SE FL & NW Bahamas???
http://img.photobucket.com/albums/v606/senorpepr/CARB_SST.png
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#9 Postby senorpepr » Tue Jul 08, 2008 12:06 am

NDG wrote:Upper 70s SST off of SE FL & NW Bahamas???
http://img.photobucket.com/albums/v606/senorpepr/CARB_SST.png


Probably a bad observation.
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Re: Storm2k Sea Surface Temperature Maps

#10 Postby senorpepr » Tue Jul 08, 2008 12:07 am

LeeJet wrote:I don't understand the maps. Why are there SST on land when it only covers water?


The contouring doesn't pay attention to whether it's land or not. It only looks at the surface observations. Obviously, since you can't have a SST on land, ignore data overland.
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