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June 1, 2012 - Severe Thunderstorms/Tornadoes Event


Kmlwx

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It looks like any tornado threat would maximized in the BWI area around 00z or possibly just after. 0-2 helicity increases to 200 m2/s2 and cape increases to near 1500 j/kg in a very moist profile. However, we just have to see how linear the convection is at that time. Line HM mentioned, maybe some embedded supercells, or maybe just a spin up north of a bow echo? I don't think the instability/shear profiles are ideal for any tornadoes in that afternoon with the more scattered activity.

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Then you'll have better chasing chances than here.

Maybe.. Tor risk is pretty low here today probably. Hoping for some good structure. Moisture is a bit lacking. But we've already seen more than could have been realistically hoped for probably. I know Jason and Mark wish they had something like this to chase back home more often. I'm still unconvinced it's worth it out there. :P

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Looks like LWX thinks even with minimal instability, strong/severe thunderstorms are still a go with the QLCS... As I think HM as said.

That was alwas the main threat. Getting isolated supercells will be somewhat tough. A QLCS near sunset will be a fun chase tho! ;)

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Looks like LWX thinks even with minimal instability, strong/severe thunderstorms are still a go with the QLCS... As I think HM as said.

LOL it is like I wrote that discussion but yeah I agree with what they typed up. The QLCS-induced spin-ups / low-topped supercells will maximize the tornado potential in the DC-PHL corridor. Unfortunately, that means later timing with thunderstorms.

If severe weather should arrive at night, you still will get quite a sight with a setup like this. You will have no problem seeing the low and turbulent cloud structures moving swiftly overhead. But, it still sucks.

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That was alwas the main threat. Getting isolated supercells will be somewhat tough. A QLCS near sunset will be a fun chase tho! ;)

A sunset arrival / passage seems more likely in the DC area so good luck for anyone observing in the area. Could be some nice photos!

The prefrontal initiation for any possible supercell looks to be south today across VA-NC.

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That was alwas the main threat. Getting isolated supercells will be somewhat tough. A QLCS near sunset will be a fun chase tho! ;)

No chasing here, gonna find a good spot and just watch it come in and see what pictures I can get. We have the cameras charging, both the point and shoot and the DSLR

LOL it is like I wrote that discussion but yeah I agree with what they typed up. The QLCS-induced spin-ups / low-topped supercells will maximize the tornado potential in the DC-PHL corridor. Unfortunately, that means later timing with thunderstorms.

If severe weather should arrive at night, you still will get quite a sight with a setup like this. You will have no problem seeing the low and turbulent cloud structures moving swiftly overhead. But, it still sucks.

I'm ok with nighttime storms, just gotta hope for good CG lightning for pics :)

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No chasing here, gonna find a good spot and just watch it come in and see what pictures I can get. We have the cameras charging, both the point and shoot and the DSLR

I'm ok with nighttime storms, just gotta hope for good CG lightning for pics :)

Same here. The cameras are charged and cards cleaned off. What breaks we did have in the clouds are gone now.

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No chasing here, gonna find a good spot and just watch it come in and see what pictures I can get. We have the cameras charging, both the point and shoot and the DSLR

I'm ok with nighttime storms, just gotta hope for good CG lightning for pics :)

Hope u get something good! Don't stand under graduation tents. :P

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I think this might be a big bust if the clouds don't start lifting. It's clouded up here again.

Not sure what your local forecast office is saying, but ours up here said even with the clouds and limited instability, strong and severe storms are still possible

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Instability was forecast with highs in the lower 80s. DCA is sitting at 78 at 11am and DP's are close to 70. LL lapse rates may not reach superadiabatic but I'm fairly confident we'll get enough instability to at least put on a show.

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15Z Update: Just added Patuxent River, Richmond, Newport with Ft. Eustis within the higher thresholds of severe weather. Output showing around 34.8% chance of weak tornado in an around these areas. Primary threats are still winds up to 65mph, Hail size up to 1.97" (increased from 12Z output).

Data View: http://smartwxmodel.net/update.htm

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Instability was forecast with highs in the lower 80s. DCA is sitting at 78 at 11am and DP's are close to 70. LL lapse rates may not reach superadiabatic but I'm fairly confident we'll get enough instability to at least put on a show.

Agree, and if you put belief in the SPC analysis instability has responded south of the WF.

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Instability was forecast with highs in the lower 80s. DCA is sitting at 78 at 11am and DP's are close to 70. LL lapse rates may not reach superadiabatic but I'm fairly confident we'll get enough instability to at least put on a show.

We should reach low 80s... there is enough sun IMO

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