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re: 8 confirmed Tornadoes last Wednesday from Slidell to Kiln, Mississippi
Posted on 4/18/24 at 7:22 am to lsuman25
Posted on 4/18/24 at 7:22 am to lsuman25
When I was a kid/ young adult, I don't ever recall a tornado in Louisiana. Maybe we just hear more about them now? It was always Kansas or Oklahoma etc... WTF happened.
This post was edited on 4/18/24 at 7:25 am
Posted on 4/18/24 at 7:27 am to lsuman25
There were two confirmed tornadoes near Baton Rouge last week.
One near New Roads, and another just north of St. Francisville near the high school. Both featured winds around 100-110 mph.
One near New Roads, and another just north of St. Francisville near the high school. Both featured winds around 100-110 mph.
Posted on 4/18/24 at 7:29 am to The Mick
quote:
When I was a kid/ young adult, I don't ever recall a tornado in Louisiana. Maybe we just hear more about them now? It was always Kansas or Oklahoma etc... WTF happened.
Probably hear about them more now, and our cities tend to sprawl more so homes/businesses are more likely to be hit.
Posted on 4/18/24 at 8:22 am to Easye921
Ohio is leading the country in confirmed Tornadoes in 2024 with 38 confirmed already. We average 27 for a year...and we are already at 38 just this Spring. It has been WILD up here. There was a few more last night!
This post was edited on 4/18/24 at 8:24 am
Posted on 4/18/24 at 8:48 am to lsuman25
quote:
Slidell
Did anyone check on Scuttlebutts?
Posted on 4/18/24 at 12:39 pm to Mr Roboto
quote:
Looks like the Atchafalaya is the real deterrent, unless there is just a lack of data there throughout history.
Observe as storms move from west to east over southern Atchafalaya marshland. Usually diminish in intensity... my theory is methane gas
Posted on 4/18/24 at 1:33 pm to The Mick
quote:
When I was a kid/ young adult, I don't ever recall a tornado in Louisiana. Maybe we just hear more about them now? It was always Kansas or Oklahoma etc... WTF happened.
Let's look at the maps from recent decades.
The numbers at the top of each image are the total number of tornadoes for the entire country during the given timeframe. As far as I know, you can't do it by individual state.
1960-1970
1970-1980
1980-1990
1990-2000
2000-2010
2010-2020
An important note is that as radar has improved the number of confirmed tornadoes has generally gone up. The reason the first image you shared begins in 1989 is because that was the year that NEXRAD radar started coming online. By 1996 all major weather radars across the country would be upgraded to NEXRAD. There was a huge increase in confirmed tornadoes going forward because we were able to see a whole lot more on radar, giving us the ability to "find" more damage paths that could have gone unnoticed in the past.
Between 1950 and 1989, as a country, we crossed the 1,000 tornadoes a year mark only twice. Between 1990 and 2022 we topped 1,000 tornadoes a year 25 times, and never dipped below 886.
When I first started looking into it, I thought that the implementation of Dual-pol radar would have provided for the greatest jump in confirmed tornadoes, but that isn't really the case. The increase with NEXRAD was much greater.
All of that said, people should be careful when comparing modern tornado statistics to the historical record. We are just so much better now at finding and documenting every single tornado, and it isn't just due to better radar. Population growth and expansion is key, as is the growth of video technology. There are simply more people in more places and nearly all of them have some means of documenting any tornado that may drop from a storm.
So, when you see someone make a claim, especially one that touts climate change, that we are seeing way more tornadoes these days, remember that it isn't as simple as looking at the final tally at the end of a given year.
Posted on 4/18/24 at 1:36 pm to Mr Roboto
quote:
Looks like the Atchafalaya is the real deterrent, unless there is just a lack of data there throughout history.
No, it's because there's relatively no one living there and no accessible way to survey any damage through there. You have to do a damage survey to confirm a tornado.
Posted on 4/18/24 at 1:40 pm to LegendInMyMind
quote:
We are just so much better now at finding and documenting every single tornado, and it isn't just due to better radar. Population growth and expansion is key, as is the growth of video technology. There are simply more people in more places and nearly all of them have some means of documenting any tornado that may drop from a storm
Right, and look at the increase in confirmed short lived, weak tornadoes. The number of blue dots increases dramatically. We are surveying and confirming way more weak tornadoes than we used to. Those tornadoes always occurred. People just never knew about them.
Posted on 4/18/24 at 1:41 pm to The Boat
quote:
No, it's because there's relatively no one living there and no accessible way to survey any damage through there. You have to do a damage survey to confirm a tornado.
Drones to the rescue! Well, if anyone gives enough of a shite.
Posted on 4/18/24 at 1:43 pm to The Boat
quote:
Right, and look at the increase in confirmed short lived, weak tornadoes. The number of blue dots increases dramatically. We are surveying and confirming way more weak tornadoes than we used to. Those tornadoes always occurred. People just never knew about them.
I found that hurricane-related tornadoes gave us a bump, too. They weren't included prior to 1959, and weren't always even after that.
Posted on 4/18/24 at 1:43 pm to LegendInMyMind
quote:
Drones to the rescue! Well, if anyone gives enough of a shite.
Yeah, it comes down to is it worth the effort to survey a weak tornado in the swamp where no one lives. Action Jackson would say absolutely which is why the Jackson CWA is always plastered with confirmed tornadoes but other offices don't feel the same way.
Posted on 4/18/24 at 1:47 pm to The Boat
quote:
Yeah, it comes down to is it worth the effort to survey a weak tornado in the swamp where no one lives.
We also have a lot of chasers doing independent "surveys". I don't have a problem with it, as long as we keep it all in perspective that if we endeavor to find every tornado that occurs the numbers will naturally inflate. That's where making comparisons to the historical record becomes almost useless.
This post was edited on 4/18/24 at 1:48 pm
Posted on 4/20/24 at 5:59 am to LegendInMyMind
04/10/24 Update:
A total of 13 tornadoes have been identified through satellite analysis combined with ground surveys.
The Labarre-Spillman, LA tornado was the largest and longest-tracked of the day spanning a mile wide at peak and 32 miles long.
This info remains preliminary.
A total of 13 tornadoes have been identified through satellite analysis combined with ground surveys.
The Labarre-Spillman, LA tornado was the largest and longest-tracked of the day spanning a mile wide at peak and 32 miles long.
This info remains preliminary.
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