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brooklynite

(94,502 posts)
Sat Sep 9, 2017, 11:05 AM Sep 2017

IMPORTANT: DON'T misinterpret the Hurricane Irma track maps...

In another thread, someone commented that the track for Irma was shifting west and that Miami was "in the clear". IT'S NOT!

The hurricane maps posted by the NHC illustrate what's known as a "cone of uncertainty", which represents possible locations for the EYE of the Hurricane (the track line shows where the model guesses it will be, with the possibility of it moving east or west). The area surrounding the Eye of the Hurricane will be the worst in terms of wind, but the size and strength of Irma is so large that ANY part of Florida will be at risk for wind impacts. Add to which, Hurricanes spin counter-clockwise, which means the wind will be picking up AND PUSHING water from the Ocean, and Miami et. al. will be the first place to get storm surge and rain impacts.

There is NO safe place from Irma at this point. Don't underestimate it.

43 replies = new reply since forum marked as read
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IMPORTANT: DON'T misinterpret the Hurricane Irma track maps... (Original Post) brooklynite Sep 2017 OP
Hence the warning "The cone does not represent the size of the storm" dalton99a Sep 2017 #1
You're absolutely right, brooklynite. Glorfindel Sep 2017 #2
It seems to be losing power over Cuba. Has it been downgraded? AJT Sep 2017 #3
It will be at least a Cat 4 when it hits Florida. Baitball Blogger Sep 2017 #5
You are correct. William769 Sep 2017 #26
It really sucks that we don't have better forecasting tools. Baitball Blogger Sep 2017 #35
Miami is going to be on the "dirty side" of the storm. cwydro Sep 2017 #31
Pinpoint the eye and move out by forty to fifty miles out. Baitball Blogger Sep 2017 #34
THe hurricane force winds are out 70 miles on each side of the eye. cwydro Sep 2017 #36
One way or another, we shall see what happens. Baitball Blogger Sep 2017 #37
Irma will INCREASE in strength once it leaves the Cuban coast. Eyeball_Kid Sep 2017 #33
Irma has been downgraded to a cat 3 AJT Sep 2017 #4
it'll be back in 90 degree water when it leaves Cuba bigtree Sep 2017 #6
I was hoping that wasn't the case. Darn it. AJT Sep 2017 #7
Now out over the water again. L. Coyote Sep 2017 #25
Lines for shelter. underpants Sep 2017 #8
miami has avoideed the direct hit, but the lower keys will not beachbum bob Sep 2017 #9
I posted the "in the clear" thread. I responded that the comment was in reference Baitball Blogger Sep 2017 #10
I heard the same thing on MSNBC. AJT Sep 2017 #12
Bingo. Baitball Blogger Sep 2017 #15
It's still a giant storm. cwydro Sep 2017 #22
Sadly agree AHardRainsAGonnaFall Sep 2017 #28
That is not what I heard SCVDem Sep 2017 #17
I'm sure Rachel gave you the most updated information available for last night's projection. Baitball Blogger Sep 2017 #19
Yep. It's tracking west is actually the worst-case scenario. GoCubsGo Sep 2017 #11
MSNBC has Miami getting a storm surge, but not getting the very high winds. AJT Sep 2017 #13
Not even remotely true oberliner Sep 2017 #20
Exactly...the comparative improvement for Miami can't be understated Awsi Dooger Sep 2017 #38
Nowhere in Florida is safe, including most of the panhandle. Florida is only 120 miles wide... George II Sep 2017 #14
The vast majority of Florida is "safe" oberliner Sep 2017 #21
By "safe" I meant that the storm will affect the entire state. George II Sep 2017 #23
OK - agreed oberliner Sep 2017 #24
Appears to me the irma is 1/4 the size it was, To me looks like cuba has tore it up...... Old Vet Sep 2017 #16
It is still 400 miles across with hurricane force winds 70 miles out on each side of the eye. cwydro Sep 2017 #29
Amazing satellite images L. Coyote Sep 2017 #18
Exactly right. ananda Sep 2017 #27
Exactly. cwydro Sep 2017 #30
Oh Bullshit, I just said it APPEARED to of gotten a little broke up by hitting cuba.... Old Vet Sep 2017 #39
Right. Winds don't stop a few miles out. Irma's 160+ mph is 300 miles wide. nt ancianita Sep 2017 #32
I'm in Miami. Scurrilous Sep 2017 #40
5 PM forecast. But, it is only a forecast, a model, a prediction that keeps shifting west. L. Coyote Sep 2017 #41
It is also impossibly huge. Rhiannon12866 Sep 2017 #42
I have worn myself out... Pacifist Patriot Sep 2017 #43

Glorfindel

(9,726 posts)
2. You're absolutely right, brooklynite.
Sat Sep 9, 2017, 11:11 AM
Sep 2017

I'm preparing here in the southern Appalachians in north Georgia for the worst. Hurricanes Opal and Ivan both did terrible damage here, and even a severe thunderstorm can knock out the electricity for days.

Baitball Blogger

(46,700 posts)
5. It will be at least a Cat 4 when it hits Florida.
Sat Sep 9, 2017, 11:17 AM
Sep 2017

Miami is "in the clear" of a direct hit. But there will still be surges to worry about. I don't think brooklynite is characterizing my thread fairly.

The west coast is now dealing with the problems of evacuation that the east coast went through. Long traffic lines and less time to prepare to get out.

William769

(55,145 posts)
26. You are correct.
Sat Sep 9, 2017, 01:15 PM
Sep 2017

Miami is out of the cone (meaning not a direct hit, that doesn't mean it won't be hit by the size, they just won't see the eye).

I am in Bonita.

Baitball Blogger

(46,700 posts)
35. It really sucks that we don't have better forecasting tools.
Sat Sep 9, 2017, 01:58 PM
Sep 2017

Think of how much better off we would be if we could have provided earlier warnings for the west coast. I have a friend who jumped in her car to leave yesterday and she's still stuck in traffic. She moved to the west coast a month ago!

 

cwydro

(51,308 posts)
31. Miami is going to be on the "dirty side" of the storm.
Sat Sep 9, 2017, 01:42 PM
Sep 2017

They are far from out of the woods.

Your thread was misleading, and I'm glad brooklynite posted this one.

Baitball Blogger

(46,700 posts)
34. Pinpoint the eye and move out by forty to fifty miles out.
Sat Sep 9, 2017, 01:51 PM
Sep 2017

That is the area of most danger. What you refer to as the "dirty side." The further away you are from that nucleus, the further you are from the hurricane wind damage. The Keys will be devastated, but Miami is more than forty miles away and the storm is moving west. As has been reported, Miami will experience the surge, but they won't feel the devastating wind damage that destroyed Homestead with Andrew.

 

cwydro

(51,308 posts)
36. THe hurricane force winds are out 70 miles on each side of the eye.
Sat Sep 9, 2017, 02:04 PM
Sep 2017

This storm is 400 miles across, so being 40 miles away is not a big deal.

It's going over warm water, and is already re-strengthening.

Eyeball_Kid

(7,430 posts)
33. Irma will INCREASE in strength once it leaves the Cuban coast.
Sat Sep 9, 2017, 01:49 PM
Sep 2017

Go to Intellicast, look a "Active Track".

bigtree

(85,986 posts)
6. it'll be back in 90 degree water when it leaves Cuba
Sat Sep 9, 2017, 11:17 AM
Sep 2017

...I don't think it'll hit as a 3, more likely 4-5, especially if it tracks for a Tampa landfall like the latest reports suggest.

Baitball Blogger

(46,700 posts)
10. I posted the "in the clear" thread. I responded that the comment was in reference
Sat Sep 9, 2017, 11:31 AM
Sep 2017

to a direct hit. I made it clear that there would still be danger from surges. That is still a huge improvement over what it was the day before. And, oh look someone saw the same thing I did:


Miami Beach official: "Cautiously optimistic"

Miami Beach City Manager Jimmy L. Morales tells CNN on Saturday that he's "cautiously optimistic" after overnight models showed the storm shifting west of Miami Beach. Morales cautioned still anticipates flooding. Miami Beach continues to expect significant storm surge. The Miami Beach Fire Department is moving its rescue vehicles inland to Miami in anticipation of flooding.

http://www.cnn.com/2017/09/09/us/hurricane-irma-florida-latest/index.html

AJT

(5,240 posts)
12. I heard the same thing on MSNBC.
Sat Sep 9, 2017, 11:45 AM
Sep 2017

The problem with 24 channels is they keep people watching by running around with their hair on fire as though they know that the worst that can happen will happen. With the next big storm people may stay put because they don't trust what they are hearing......the news channel that cried wolf.

Baitball Blogger

(46,700 posts)
15. Bingo.
Sat Sep 9, 2017, 11:54 AM
Sep 2017

That is exactly what is going to happen. Keeping people on high anxiety as if they are going to get a direct hit is going to create long-term problems down the road. We should all be prepared, no doubt there. But don't overstate a situation to the point where there will be people who are going to question the source the next time a hurricane comes by.

28. Sadly agree
Sat Sep 9, 2017, 01:37 PM
Sep 2017

I had to turn off the t.v. everything is always over hyped. The weather stations are better. This is a dangerous storm that I hope will not cause too much pain and devastation.
I find myself getting sucked into the hype (on MSNBC) and then feel even more jaded and sceptical to the point I don't believe anything anymore.

 

SCVDem

(5,103 posts)
17. That is not what I heard
Sat Sep 9, 2017, 12:24 PM
Sep 2017

on Rachel last night.

Winds at 100 even with a miss. Their meteorologist explained the situation very clearly.

As we all know, the flooding can be as bad as the wind.

Baitball Blogger

(46,700 posts)
19. I'm sure Rachel gave you the most updated information available for last night's projection.
Sat Sep 9, 2017, 12:52 PM
Sep 2017

But there were updates this morning that we now have. They don't expect severe high winds for Miami, but they do expect surge. That's the update.

i.e. I don't think anyone was feeling optimistic enough to believe that Cuba could slow it down to a Cat 3, but it did. So, it might hit Florida as a Cat 4, but unlikely that it will come in as a Cat 5. We just need to keep watching.

GoCubsGo

(32,079 posts)
11. Yep. It's tracking west is actually the worst-case scenario.
Sat Sep 9, 2017, 11:40 AM
Sep 2017

The strongest part of the storm, including the highest winds, is the NE par of it. Which means it will impact the east coast of the state hardest, rather than being mostly out in the ocean. Miami isn't going to dodge any bullet. It's about to be blasted with them like it was the target of an Ouzi.

 

Awsi Dooger

(14,565 posts)
38. Exactly...the comparative improvement for Miami can't be understated
Sat Sep 9, 2017, 04:04 PM
Sep 2017

The projected path 48 hours ago would have been catastrophic for Southeast Florida. More than a generation to recover.

The so-called dirty side is obviously worse but it doesn't begin to counteract the save of 40 or 50 miles further removed from the eye wall.

George II

(67,782 posts)
14. Nowhere in Florida is safe, including most of the panhandle. Florida is only 120 miles wide...
Sat Sep 9, 2017, 11:51 AM
Sep 2017

...and the storm is currently more than double that in diameter. So even if it moves up the west coast (looking now that it might barely skirt land), it will extend out into the Atlantic on the eastern side.

 

oberliner

(58,724 posts)
21. The vast majority of Florida is "safe"
Sat Sep 9, 2017, 12:57 PM
Sep 2017

They will be hit with wind and rain, but it's not unsafe across the majority of the state.

No one is recommending that 20 million people evacuate to Georgia.

Old Vet

(2,001 posts)
16. Appears to me the irma is 1/4 the size it was, To me looks like cuba has tore it up......
Sat Sep 9, 2017, 11:56 AM
Sep 2017

Iam hoping its not as bad as tv has been saying all week. My worry is Irma doesn't kick ass like everyone said and the hurricane behind it does.

 

cwydro

(51,308 posts)
29. It is still 400 miles across with hurricane force winds 70 miles out on each side of the eye.
Sat Sep 9, 2017, 01:38 PM
Sep 2017

It will be going over very warm water, and it is likely to strengthen again.

 

cwydro

(51,308 posts)
30. Exactly.
Sat Sep 9, 2017, 01:39 PM
Sep 2017

Amazed at some in this thread (and other threads) acting like "oh, no big deal now."

Old Vet

(2,001 posts)
39. Oh Bullshit, I just said it APPEARED to of gotten a little broke up by hitting cuba....
Sat Sep 9, 2017, 05:20 PM
Sep 2017

It was a observation that's all, Actually I hope this thing fizzles out to be honest. Maybe get lucky and this thing might take a hard, hard right.

Scurrilous

(38,687 posts)
40. I'm in Miami.
Sat Sep 9, 2017, 05:33 PM
Sep 2017

And we dodged a bullet. 120 miles from closest projected mainland landfall with hurricane force winds extending only 70 miles from Irma's eye. We'll get tropical force winds and a storm surge of 4 to 6 feet (last update). The west coast though is fucked..

L. Coyote

(51,129 posts)
41. 5 PM forecast. But, it is only a forecast, a model, a prediction that keeps shifting west.
Sat Sep 9, 2017, 05:46 PM
Sep 2017

This storm could intensify and hit New Orleans, albeit that probability is low.

Pacifist Patriot

(24,653 posts)
43. I have worn myself out...
Sat Sep 9, 2017, 09:39 PM
Sep 2017

Explaining to people that the spaghetti lines and cone models do not represent the breadth of this storm.

My area is no longer showing as significant on these types of maps, but we are still projected to see sustained cat 1 winds and gusts of cat 2 force.

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