05/29/04 REPORTS: KS, NE, MO, OK & Northern Plains

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I can't speak for every office, but most offices rely on a wide variety of data to compile the official tornado record. This data ranges from NWS damage surveys, emergency management surveys, television and radio reports, newspaper accounts through a clipping service, real-time reports from spotters and chasers, e-mail, web-based reports through our website, chase accounts like those posted on this board, etc, etc, etc.

It doesn't matter if the tornado causes damage or not. If there is enough evidence to support a tornado (including chaser images or video) it can be included in the database.

It usually takes days or even WEEKS to complete what will become the official StormData entry, which is the official database for severe weather reports.

Rick
 
BTW...not every tornado report is automatically sent in an LSR (local storm report) by every office. The LSR is the primary way reports get listed on the SPC website and in their "rough log". This list is not the final tornado list for the day, as discussed in the previous post.

Rick
 
I was on the Concordia storm yesterday after driving up to Wichita and camping out there Friday night. Stayed in Wichita until just after 2pm and decided to head north in anticipation of earlier storm initiation and more daylight left for photography.

Started to head west out of Salina with the plan to approach the building storm from the south; however, first severe storm warning came out and stated movement at 45 mph...was concerned about playing catchup on non-primary roads, so went back to Salina and then north on Hwy 81 (losing about 30 minutes in the process - original plan would have been ideal since the storm wasn't moving nearly that quickly - turns out that I was playing catchup by losing that time and never really got in good photographic position.

Anyways, got on the storm between Asherville and Beloit. There was very strong inflow and it was all I could do to prop myself against the car to try to take some photos of (from my position) a couple of poor contrast tornadoes looking to the NE - tripod was out of the question. One of the coolest things I witnessed relating to the inflow winds was flushing a pheasant out of a wheat field - the bird tried momentarily to head south to no avail and was basically suspended in air before heading the other way (first time I had seen a real, live pheasant...magnificent bird!!).

I also have a shot of the storm near Wichita taken from a position north of Concordia...something like 150 miles away and it still looked impressive. I was wondering on the drive back to Wichita what I had missed and found out later, but was still very satisfied with the Concordia storm. The mammatus was unbelievable...the most pendulous that I have ever seen.
 
very satisfied with the Concordia storm. The mammatus was unbelievable...the most pendulous that I have ever seen.

Good point on the mammatus with this storm. The best I've ever seen by far. I forgot about this while writing my report in the morning, but I have plenty of stills of this, too. Will try to get some posted in the next few days.
 
I was looking through my video and think I may have an anti-cyclonic tornado in a series of several other (cyclonic) tornadoes that touched down in a five minute time span. Will get a low-rez version up and will get other opinions..
 
For those of you on the Jamestown wedge ... if you were near our position, where three funnels were occurring simultaneously - The Weather Channel is pointing out that one of the big funnels, apart from the Jamestown wedge going on at the same time, was anti-cyclonic. I couldn't believe it till I looked closer at my video - sure enough - that baby is spinning backwards, even though the rest of the meso that it's attached to is totally right with the world.

The bizarreness continues - - -
 
For you structure buffs - since I can't get these posted on my web page yet - here are a couple of looks at the structure once the storm moved east of Belleville ... notice the mammatus that Steve and Amos were referring to ... that storm was hung -

Mammatus:

<img src=http://img47.photobucket.com/albums/v143/mikeperegrine/mammatus.jpg>

Beaver Tail (just part of it):

<img src=http://img47.photobucket.com/albums/v143/mikeperegrine/Belleville_Structure2.jpg>

Mothership meso:

<img src=http://img47.photobucket.com/albums/v143/mikeperegrine/Belleville_Structure.jpg>
 
Dave Fick, Eric Nguyen, Scott Currens, and I got on the Harper/Sumner County storm before it crossed into Kansas from Oklahoma - somewhere northwest of Alva. It was high-based for a long time, but had some incredible structure. Even though we were dejected for awhile as we heard one tornado warning after another on the storm to the south, we figured our storm might eventually get its act together once it hit the better moisture and stronger surface winds closer to I-35.

We were actually very close to the Attica/Anthony tornado as it first developed, and managed to drive up fairly close on the immediate south side as it touched down. As it took off to the north, Dave and I gave chase, eventually finding ourselves on some seriously muddy roads northeast of Attica. This cost Dave and I the Argonia wedge, but Eric and Scott at least got in position to get some great video from fairly close.

Once we made it back on 160, we blasted east, catching sight of the dissipating wedge north of Argonia. Eventually, we ended up stopping to watch the Conway Springs tornado develop and sit in one place against a vivid orange sky. As darkness fell, we made an attempt to get closer on some dirt roads southeast of town, the tornado morphing into a nice cone with a sustained satellite tornado to its east. At one point, a new funnel developed almost overhead (to the southwest of the main tornado), and touched down briefly, giving us three tornadoes on the ground at once (if you want to count satellites as tornadoes). All in all, we probably saw five or six tornadoes total...I wasn't keeping careful count.

But, honestly, seeing this made my chase season:

[Broken External Image]:http://www.jefflawson.net/wx/img/052904/attica_01.jpg

It's the PERFECT tornado.

I stashed a few stills here for the time being.
 
Here are a few photos from Saturday that I took:

71f67193fdc7eeb590c8d3f4b3318298.jpg

Argonia wedge before it was a wedge plus another small tornado (funnel plus debree) to the north

9cc502071d3425d41643bbeaf85912c8.jpg

Argonia wedge as a wedge

e9ab864f4a7dc361ea37c468b4ba6ca1.jpg
Another Argonia tornado (the meso recycled and formed right behind where the wedge was...I think ICT currently has it down as one tornado since they took similar paths)

Haven't uploaded to my site yet (working on that); plus I still have to capture stills from the video camera of the tornados that occured later in the evening (digital doesn't handle those too well).
 
I was also on the Harper storm and have at least 10 seperate tornadoes on video. THe first tornado dropped aboput 2 miles north of us. after shooting it for a few minutes we drove north towrds harper and found a nice spot to pull off by a house. While still shooting the first one with nice backlighting a second tornado dropped about 1/4 mile east of us taking me totally by surprise. This was about 4 miles south of harper. after a few minutes it formed another funnel beside this cone but not sure if it ever touched down. We then drove north towards harper itself when a small rope formed right in front of us on the south side of town. I and Kanani almost drove into it. We were about 100-150 yrds away from this small spinup in the field on the SW side of town. You could barely see it but it was spinning like a top across this field. the funnel didnt condense all the way too the ground but was snaking all over the sky above us making me a bit nervous it would come back at us. WE then drove east following the storm when it went through a phase of dropping every type of tornado imaginable. One right after another from one of the most violently rotating walls i have ever seen. It had a cone, elephant trunk, tube, multiple vortex, then the famous "oz" tornado that others have spken about before finally dropping a large wedge that i would guess to be at least a 1/2 mile wide. We followed it some more when it started getting dark fast but the camera was able to capture a final white looking tube before road closures and dark ended the chase. Tis has been an incredible chase vacation. 3 high risk days with a total of over 20 tornadoes this week. That now makes almost 30 for the year total. And who said may looked boring!!! :roll: Pics to come later. On a side note. considering it was memorial weekend with a high risk and tornadoes dancing all over the place. It was nice to see most chasers being curteous and actually getting all the way off the road. I think multiple storms in multiple states helped keep the congestion down.
 
Jamestown, KS Tornadoes
93d8d5f61f282039048c1b68448dbdb8.jpg
(Photo- 6:09pm, wedge tornado crosses road)
Marcie Martin and I captured a supercell near Beloit, KS by mid-afternoon and positioned just northwest of a strongly rotating wall cloud four miles west of Jamestown, KS. As the meso moved closer, the wall cloud developed a large cone and power flashes were observed. Wrapping rain curtains rapidly circulated around the developing tornado. The tornado quickly grew in size, maturing into a wedge with a width just shy of a mile wide. We observed the wedge tornado within close proximity of a mile. We measured 4" hail falling on the western side of the meso. As we continued to follow the tornado, Hwy28 contained large tree debris and power poles blocking the road. During the wedge tornado and after taking another route, we observed four more brief tornadoes south and west of the main mesocyclone. The chase ended with excellent structure east of Belleville, KS.

More photos can be found here:
http://www.targetarea.net/may2904.html

Scott Blair
http://www.targetarea.net
 
<img src=http://www.underthemeso.com/chase2004/may29/attica/dsc00025.jpg width=350 height=250>
Attica Tornado at around 7:30pm CDT. Video still zoomed in on ground action. The video is somewhat spectacular as this tornado reminded me of Chuck Doswell's Pampa video (minus the gobs of structural debris!) in terms of violence at ground level despite its narrow structure.

<img src=http://www.underthemeso.com/chase2004/may29/Dscn7722.jpg width=350 height=250>
Freeport tornado at 7:54pm. Looking southeast.

<img src=http://www.underthemeso.com/chase2004/may29/conwaysprings/dsc00005.jpg width=350 height=250>
Argonia "wedge" tornado. The apparent 2nd wedge north of US160 north of Argonia.

<img src=http://www.underthemeso.com/chase2004/may29/Dscn7749.jpg width=350 height=250>
Conway Springs "wedge" tornado at 8:45pm. Looking north from US160...8 S Conway Springs

For a gallery of all my digital pictures of these tornadoes, please visit http://www.underthemeso.com/chase2004/may2.../digphotos.html

I will upload some .wmv's in the not too distant future, so stay tuned! The Attica narrow drill-press zoomed in with intense debris cloud is a must see :)

Mike U
 
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