Lanny Dean
@LannyDean_
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Pressure Acoustics Recordings Inside Tornadoes Experiment (PACRITEX) Founder, KD5CDU #Outlaw VIEWS ARE MY OWN and may not represent those of my employer
United States
Joined December 2011
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Extremely happy our peer review paper was published today in
#EJSSM
(link below) Can’t thank all, but thank you
@SkyPixWeather
Jon Davies, Corey Mead,
@MesonetMan
. Finally thank you,
@Tim_Samaras
for always believing in me. I miss you terribly.
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Kit Carson, Colorado cell 4-14-2017 My cam doesn't do it justice but she was beautiful!
@NWSGoodland
@NWSPueblo
@KathrynProciv
#cowx
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@aaroncarter
thanks for hanging w/my daughter,
@Cali_GIRRRLLL
-being respectful & showing her a good time. -Lanny
http://t.co/sEpbFE2Y65
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@AaronSpencerWX
Jermey is a solid guy. I’m sure that was totally an accident. But super glad y’all are okay! What an evening for sure!
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@JMHarrison_OK
“Keeping people” safe doesn’t require breaking the law. Oh, & as an Okie Native (born raised), & someone who has worked in the this field for nearly 35 years & had multiple driving issues w/ these two, I believe I’ve earned the right to say something.
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The expected north turn with
#HurricaneDorian
is quickly fading. Need to see signs of turning NOW or Florida has a problem.....IF WE EVER NEED THE MODELS TO BE CORRECT, IT’S NOW! The margin of error fading!
#Dorian
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Would you be so kind as to remove the still shot of my tornado vid
@ryanhallyall
? You’ve used it as a YouTube thumbnail for a LOOONG time. I’ve sent emails, direct contact - no reply. I will be forced to file copyright claim w/YouTube.
@BluekandyWX
@HaydenHating
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INSANE mammatus clouds back side of Akron, CO supercell tonight! 5-26-17
@JimCantore
@AMHQ
@KathrynProciv
@DrShepherd2013
@MattMakens
#cowx
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HIT BY A TORNADO IN MISSISSIPPI WHILE DEPLOYING THE INPAR PROBE! Outlaws hit. Y tornado while deploying our scientific INPAR probe (Infrasonic Pressure Acoustic Recorder) WeatherBug
@weatherchannel
@capitalweather
#MSwx
#Tornado
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Large wall cloud nw of Great Bend,
#KS
20 min ago
#kswx
@KDRMedia
@JaySCKSwxAlert
@NWSWichita
http://t.co/lQf2Tkkoxw
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27 years ago, I documented my first tornado while chasing The infamous Red Rock, OK F-4. Little did I know that a tornado outbreak was in process across Oklahoma and Kansas. What a day and what a memory.
#KSwx
#OKwx
#Tornadoes
#ExtremeChaseTours
#PACRITEX
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11 years ago today, Randy Hicks, Lisa McGeough & I documented an unprecedented tornado outbreak in western KS, from Sharon Springs tube, the Goodland anticyclonic tor to an almost mile wide wedge near Bird City, KS. I remember doing phoners with
@JimCantore
@TWCBreaking
#kswx
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4 yrs ago today the chasing community lost one of the best chasers I have ever known, more importantly the world lost a wonderful soul
#AG
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@icyroadsafety
(
#1
of 2)Dan, I’m just gonna call this as I see it - I’ve known you for many years....you’ve always been a source of “calm”, respected chaser & more importantly, respected human being. But this has got to be THE MOST ignorant verbiage spoken in our community....
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@IntelPointAlert
@ChanceTColdiron
Saw the small needle funnel that grew near north of Jennings, OK, from this supercell - let
@jamesaydelott
know, looked like it planted not long after and blasted straight toward Barnsdall & Bartlesville. I couldn’t stay with it. Barnsdall is a mess. Two fatal att…
#okwx
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@NWStulsa
@jamesaydelott
@KDRMedia
Just a quick pic of Tulsa
#Tornado
very close to the Airport earlier
#okwx
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142kts last drop = 163mph. Even “adjusting” I’m gonna go ahead and say what we are ALL thinking...
#Laura
is a CAT5.
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Wow..Project
#OFF
deployed single INPAR probe roughly 1.7 mi E of believe Dow-6 position. VERY prelim data total of 7 -P def. -5 to -12 hPa in “waves” Suspect VVS. Largest deficit -46.9 hPa near 00:31:36 UTC
@ASchueth
@karen_kosiba
@MesonetMan
@tempestchasing
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@aaroncarter
@Cali_GIRRRLLL
Class act brother! Be safe on your journeys & if u get down to Oklahoma will see if we can chase -Lanny
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FYI - I would highly encourage ALL chasers/storm photographers to review all of
@ryanhallyall
previous videos as he is using a number of others work - many in thumbnail format
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@SkyPixWeather
Agree 100%. However, IMO this IS why we need an intensity rating to go along WITH a damage rating. Seems easy enough. I understand government red tape politics and bureaucracy, but it’s 2024 not 2007 for goodness sake.
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Project
#OFF
successfully deployed 2 INPAR in-situ tornado probes Carbon, IA 5/21. VERY prelim trace data - Probe 1: -79 hPa (possibly PDL), -13 hPa probe 2, need heavily scrutinized & peer reviewed. Deployment video below
@MesonetMan
@karen_kosiba
@DOWFacility
@SkyPixWeather
Inside the Iowa Tornado - Probe Deployment
On Tuesday, May 21, 2024, our team was able to successfully deploy two scientific tornado probes - PACRITEX (PRESSURE ACOUSTICS RECORDINGS INSIDE TORNADOES EXPERIMENT) - in the path of this tornado.
This video highlights the tornado's
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The best CLOSE-UP view of the
#ChineseSpyBalloon
taken thus far by good friend, Tyler Schlitt! I believe he also has video. Copyright
@Stormchaser_TS
Contact Tyler for usage .
#ChinaSpyBalloon
#ChinaBalloon
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@KathrynProciv
@WeatherGoneWild
actually started just east of Bennington KS (C)
@TheTXWXchaser
we watched the birth
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Beautiful sunrise this morning just east of
#Springfield
#MO
#mowx
@NWSSpringfield
@KathrynProciv
@kytv
@kolr10kozl
@LiveStormsMedia
@JimCantore
@DrShepherd2013
@ReedTimmerAccu
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A horse trying to stay warm in these brutal cold temperatures. Currently 16* but wind chill makes it feel like it’s 3* BRUTAL COLD! Stay inside of you can folks!
@WeatherBug
#weather
#mowx
#snow
#KnowBefore
@LiveStormChaser
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UNBELIEVABLE TIMELAPSE OF SUPERCELL NORTH OF FORT MORGAN EARLIER.
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Moderate
#snow
band pushing into eastern Springfield, MO (2PM) with BIG FLAKES! If you live in the area & love snow, take a look outside!
@WeatherBug
@LiveStormChaser
@NWSSpringfield
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@SkyPixWeather
I know this is in the process, it just seems like it’s taking such a long time. I suspect that’s where the much of the “heat” stems from. It’s easy to play Monday morning quarterback, particularly within the private and public sector so I get it.
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@NWSNorthPlatte
VERY LARGE ROTATIN WALL CLOUD AND FUNNEL NEAR looking southwest from 31 HWY towards Julesburg 2:19PMMDT
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@VP
I agree, but they should tell the rest of us what we should do with our bodies….you know, like get the jab??? Asking for a friend.
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Sending thoughts of peace to the Taylor family & Joel's closest friends & will continue
@ReedTimmerAccu
@StormChaseTV
@stormpics
you ALL are in our thoughts. RIP Joel. You will certainly be missed by many. I hope you &
@FindTheTornado
are laughing & talking tornadoes..and geese
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@NWSDodgeCity
Are we confusing “elevated” with “Cold Core”? 😬 Td 48/48 (100% parcel saturation) that with a 60 kt VROT at about 1900ft ARL (roughly) Clear CC drop AFTER wind farm. Interesting that the CC cross section is representative of a TDS in any other CWA. Sorry guys, I call bullshit
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@jamesaydelott
@GovStitt
@Sen_GregTreat
This speaks volumes, no matter what side the isle you sit on. However, as I sit here trying to cool down from cutting trees off my daughters house/roof, w/ the sound of chainsaws in every direction, this should have been done sooner…
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NEW WX sensors for the probes - Acoustics, pressure and electronics as well as additional new INPAR for measurements during the PACRITEX Tornado field mission 2018! Working hard on the code!
#PACRITEX
#OUTLAWS
@ReedTimmerAccu
@KathrynProciv
@DrShepherd2013
@WXGeeksTWC
@SPiltz
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Randy got INPAR deployed east of Claramore, OK, Large tornado direct impacted INPAR. Cant download data as sat link isn’t working. They are stuck in debris but good.
1 Hz “ear pop”. Claramore MASSIVE damage!
#okwx
#ProjectOFF
@MesonetMan
@tempestchasing
@ASchueth
@jamesaydelott
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@tempestchasing
I can’t DM you for some reason, but would like to chat with some questions/info. Would you mind to send me a good email addy if that’s okay? Thank you Sir.
-Lan
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BREAKING:
#Dorian
175MPH wind speed via Hurricane Hunter Recon - absolute worse case scenario for northern Bahama islands! I believe 11PM advisory will reflect this. Not good.
#Hurricane
#Dorian
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Almost
#blizzard
type conditions across southern MO tonight, Driving discouraged!
#WinterStormWarning
from coast to coast with
#TX
#OK
#KS
#MO
#AR
getting slammed in some way or another with
#winterweather
Stay safe everyone!
@WeatherBug
#mowx
#
@NWSSpringfield
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@DualDoppler
@ASchueth
@tempestchasing
@MesonetMan
@karen_kosiba
We’ve sampled similar *features* w/three sampling rates (20 Hz Tulsa; Burnsville; 1 Hz; McCook 40 Hz) all previous traces highlight pre-tornadic pressure “fluctuations”within what we believe are either the VVS and PDL (during McCook 65s -P deficit). Continued…
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@icyroadsafety
(
#2
of 2) I’ve no real dog in this fight- I am staying home, Work (WearherBug) has requested me to do so. But to threaten those that chase w/ “,reporting violators” w/ that type of overtone is just a dick move. Use reason, don’t threaten. You’ve become an ass overnight.
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16 years ago today (March 28 2007) I documented handful+
#tornadoes
in northwest KS including the anticyclonic tornado near Goodland/Edson, KS & the 1/2 mile monster F3 wide wedge near Bird, City KS. Crazy seeing the Bird City wedge occlude as the Binkleman, NE wedge formed
#kswx
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Fireworks VS Mother Natures Fireworks, God said: “Hold My Beer” - Missouri fireworks with Cloud to Ground Lightning
#mowx
#lightning
#Fireworks
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MONSTER
#tornado
warned supercell near Dover,
#oklahoma
earlier. Striations and what a vault!
#okwx
@WeatherBug
@JayPraterKAKE
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SUCCESSFUL tornado probe deployment last evening Southwest of Dodge City, Kansas, east of Ensign, KS during PACRITEX
#ProjectOFF
!!
We are looking forward to digging through the data collected in the coming weeks, so be sure to be on the lookout for that!
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Wake up to
#Dorian
moving at 1mph! A “buzzsaw” that
@Basehunters
shows us has been basically parked for 9 hours over parts of Abaco Island & GB. That is literally like being in an EF/4 EF/5 Tornado for hours. Total devastation I’m afraid.
#HurricaneDorain
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Visibility less than couple hundred yards near Limon Colorado 7:40PM
@MattMakens
@NWSBoulder
@NWSGoodland
blowing snow
#cowx
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7 years ago today: documented the Tulsa, Oklahoma EF2
#tornado
& supercell with full in-situ data.
#okwx
#TulsaTornado
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#8
While these near-surface obs are intriguing, we hope to deploy our Pseudo-Lagrangian static ballon based in situ probes next week (with the same high temporal sampling rate) to sample above the near-surface based probe simultaneously.
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@DualDoppler
I Successfully deployed INPAR on the DDC meso/possible tornado. Had to bail not long after deploying…just picked it up.
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Our Mayhem 2 tour guests filming the Sulfur Oklahoma tornado with guide
@TheTXWXchaser
#tornadotours
#weather
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@DualDoppler
@ASchueth
@tempestchasing
@MesonetMan
@karen_kosiba
4k dash cam, and vid cam vid of “something” similar to the Burnsville, MS misovortex (which was indeed in parade of vortices during Burnsville) at 00:25-00:26 UTC almost on top of us. Eerily similar to Burnsville
@tempestchasing
and your review of paper. Continued…
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Not the be the best time but If no one else will do it, I will....FUCK YOU
@TMZ
Talk about
#FakeNews
..calling the Taylor family & threatening suicide w/ pics is pretty goddamn low. May have only 3k subs, a little guy compared to u all but I am part of a family
#StormChasingFamily
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@NWSBoulder
@MattMakens
@KDVR
Mammatus clouds, shelf cloud & hail shaft all together near Deer Trail/Byers Colorado
#cowx
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@KathrynProciv
@NWSGoodland
@NWSPueblo
@NWSBoulder
ROTATION SE KIT CARSON Cinnamon bun with clear RFD cut.
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While NOT particularly violent tornado by any means, nor long track, the Burnsville, MS EF2 on 23 Feb 2019, showcases 41hPa pressure deficit (in-situ). Very comparable to the Samaras Pratt, KS event. Inflow was intense & Randy was almost blown off his feet power lines exploding
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What’s it’s like storm chasing with
#Outlaw
Lanny Dean and Extreme Chase Tours? Great article by
@outsidemagazine
that gives an inside look and feel!
#StormChasing
#Tornadoes
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Sometimes you just have to laugh at what the
#weather
makes people do. Credit: Unknown - but I wish I would have done it! Hahahaha
#GreatReporting
#NewYorkFlood
#NYwx
#WX
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@mistermegative
@TornadoGreg
As a "responsible" pro gun owner, who does indeed lean a little to the right, I am more importantly also a father. And a man with a heart. Yes, I hunt, fish & have guns because it's my right. But my heart is broken....this could have been anyone's children. So What's the answer?
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Monster tornado warned supercell between Ark City, KS & Dexter, KS 31 May 2022 INSANE structure w/rotating wall cloud, collar cloud & vault.
#kswx
@WeatherBug
@JayPraterKAKE
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@Livestormchaser
@spann
@StormHour
OMG people...call it whatever you want - Randy, Lisa & James were right where they needed to be to get the INPAR probe out & got some wonderful data which I will be going over later for peer review. If you don’t have the knowledge this isn’t for you. Randy has the knowledge.
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What would go a long way in making this right would be a public apology by
@NWSAmarillo
to
@stormpics
That's the first step
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@DualDoppler
@ASchueth
@tempestchasing
@MesonetMan
@karen_kosiba
Please humor me all, in our soon to be published lit
@EJournalStorms
, I show/suggest VVS vortex moving toward Burnsville, MS tor. It was NOT a sat tor, but I believe a VVS misovortex within the “train”as will be seen in the paper. We have probe vid and ..Continued…
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First
#Tornado
near Diggins, MO earlier small - did tree damage
@NWSSpringfield
MEDIA PLEASE NOTE NOT FOR REBROADCAST. CONTACT
@LiveStormsMedia
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Less than 10 hours ago southern
#Missouri
was dealing with severe weather &
#TornadoWarnings
...passage of cold front currently 18* blowing
#snow
30mph gusts with wind chill *3. That stupid groundhog was wrong
#MOwx
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@ChiefsNana
Then here is a novel idea, unfollow or simply don’t read. It’s not that complicated….
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Early morning wet
#snow
near Springfield, MO this AM as the piece of energy passed.
@WeatherBug
@NWSSpringfield
#mowx
#WinterIsComing
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NEWSFLASH: hail dents won’t make up for the lack in size of the tool.
#GorillaHail
It only makes you look like a tool
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@StrmchsrHunterF
Indeed it did…full datasets from two of our INPAR in-situ probes reveal some very interesting “things” happening - likely a large pressure deficit lobe (Orf et al. 2017). Insane video graphic data as well
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This one goes out to all my Meteorology Colleagues. Having spent 28 years in the weather world/media and just finally receiving my BS in Atmospheric Sciences - I think it’s a shame what many on air Mets have gone through lately. Kudos to those helping others! -LFD
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@NWSKansasCity
@NWSduluth
This post beats the hell outta the mundane general forecasts. Hahahaha Wish all NWSFO had this humor! Kudos!
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@AdamLucioWX
I’ve no idea how I didn’t see this, as I was not far behind y’all - but nonetheless. I just wanted to personally tell you that you have been a complete rockstar, particularly this season. Great video, giving reports, being a hella good chaser, and just a solid dude. -LFD
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PACRITEX Officially started project OFF (Observations within the Forward Flank) yesterday, successfully deploying an Infrasonic Pressure Acoustic Recorder (INPAR: Dean et al. 2022) in-situ probe within the forward-flank of two tornado warned supercells in Iowa. Continued….
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I'll say it one more time so everyone can see it, I AM pro gun and pro constitution. But I am also a father and I have a heart. A heart that is broken. I'm willing to call on additional gun "support" and changes & recognize something needs to be done NOW! Not tomorrow
@NRA
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