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About CustomWX

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Four Letter Airport Code For Weather Obs (Such as KDCA)
KBUY
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Location:
Burlington NC
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Link to Plot Relative AAM Charts
CustomWX replied to LakeEffectOH's topic in Weather Forecasting and Discussion
If I recall it’s not available to the public and only folks like HM have a legacy account. However, Victor Gensini has similar maps on his page. https://atlas.niu.edu/gwo/ -
I figured you all would like to see a more clear-cut difference between the more east and west based El Nino events. Below is a statistical correlation graphic that determines relationships between two variables. In this case, geopotential height and ENSO regions (1+2, 3, 3.4, 4). The red indicates there is a direct relationship between ENSO (as El Nino strengthens, so does geopotential height). The purple/blue is an inverse relationship (as El Nino strengthens, geopotential height falls). There is a clear west trend in the heights as the ENSO regions move west. The highest heights to go from the Hudson Bay to the Pacific Northwest, the 50/50 low is strengthened closer to the coast as El Nino is centered further west. Same trend with surface temperatures. Note that I changed it to regression here, which is a linear fit. I just think its interesting to actually see why "modoki" El Ninos are more favorable. Link to the site: https://psl.noaa.gov/data/correlation/
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Surface temperatures are in the mid-20's. Definitely not a storm that we would need to deal with a lack of cold air if the more southerly tracks verify. s
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CustomWX changed their profile photo
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Accord to Eric Webb’s MJO research, we do not want to MJO to go to phase one. It’s our least snowiest phase!
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I know that Webber has been preaching this for a while, but I’m really not upset with the Pacific. Heck, I’m fine if we keep it as it is the entire year! I took a look back at some of our classic CAD/Miller B storms, and put them into a composite. Those years were Dec 208, Feb 2004, Jan 2002, Jan 1988, Dec 1971, Feb 1969, many of which produced a foot in Charlotte. Definitely some minor adjustments I would like to see, like more of a 50/50 low, but still, relatively close to the current look!
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Interestingly enough, the EPS run looks extremely similar to late November, Early December 2018 (Timeframe where we got our December storm). Sure I'm cherry-picking a couple of maps, but almost identical look if we were to raise the height over Canada. To be clear the 2 maps from 2018 are not the same forecast period from two different models. .
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EPS isn't necessarily bad, it's just worse than 00z. At this point changes at H5 are well within the realm of possibility.