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Everything posted by Stormchaserchuck1
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2023 Mid-Atlantic Severe Wx Thread (General Discussion)
Stormchaserchuck1 replied to Kmlwx's topic in Mid Atlantic
Massive lightning bolt shots just to my east. Edit: sirens then the storm cooled down.- 2,785 replies
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2023 Mid-Atlantic Severe Wx Thread (General Discussion)
Stormchaserchuck1 replied to Kmlwx's topic in Mid Atlantic
Cell to my south is really lighting up. Many flashes (1/1-2 seconds)- 2,785 replies
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2023 Mid-Atlantic Severe Wx Thread (General Discussion)
Stormchaserchuck1 replied to Kmlwx's topic in Mid Atlantic
I have nice, smooth Mammatus clouds overhead in Bel Air, cell building to my south. Edit: some CC lightning next to a blue sky. Wish it were dark.- 2,785 replies
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The last 2 El Nino's / -QBO's were 14-15 and 09-10, that's the 2 on record in the last 25 years. Last Winter was La Nina/ +QBO (opposite). Extend it to 1979 and you have 86-87 and 91-92. I've contested that a surface +NAO could work better for us these days than -NAO's, but that's another story.
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I think we just don't have a large enough dataset. Single-digit number of years. I think a lot of Strong Nino's in the late 1800s, early 1900s were cold anyway. The pattern they always produce is a -NOI, which has to do with the North Pacific High (right off the west coast). It puts a trough there (and to the GOA). If you plot a NE Pacific Ocean trough, you have a trough over the east, but the 3 examples of Strong Nino's on record had extended 2nd wave ridges, from coast-to-coast, which I'm going to say is more of an anomaly.
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For reference, last Winter was Strong Nina/+QBO = 0 inches. Pretty awesome correlation. I even in the Fall said we would have an uncorrelating -NAO, given the previous 3 Nina/+QBO's, since 2008.
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I could see us getting 30-60" next Winter, pretty easily. We have a -QBO too which really goes well with El Nino. I've always contested that he Stronger the Nino, the better.. Biggest fear is a 18-19 type of deal where the PNA correlates until Nov then the -PDO, or global -AAM enhances tendency for a SE ridge. You guys did fine in 13-14 and 14-15 so I wouldn't worry too much.
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Years after a NAO event(s) doesn't correlate, the pattern [PNA] is uniform. I think a Strong Nino, even east-based, could put a mean trough over us.
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El Nino 2023-2024
Stormchaserchuck1 replied to George001's topic in Weather Forecasting and Discussion
>+7c now in the subsurface of TAO/Triton maps. What I think is interesting is that the western subsurface has warmed back to +1c, when most of the Stronger El Nino years were colder in the western regions by now. A 2nd year Neutral/El nino could be more likely. -
You don't even have a strong 500mb ridge overhead. All the way out near Africa a TC is about to develop.
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We had a global warming spike until May. Now the S. Hemisphere is warming pretty good, so I'm not sure it's over. I did do a research that years after the NAO didn't correlate (negative-warm here, positive-cold here), the following year the pattern was uniform to indexes 2x or 2SD better, so if we have a +PNA or GOA low (more likely in El Nino) it should put a 3rd wave trough over the EC in the Winter.
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Droughts, then Moderate-Strong El Nino's have given us some good results in the past.
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Subsurface is really flexing +. If we go Strong El Nino this year, it could tip the scales to go back to cold in 2024 (I was seeing earlier that we had the potential for a 2-year El Nino.
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Reversing last years conditions
Stormchaserchuck1 replied to Stormchaserchuck1's topic in Weather Forecasting and Discussion
We are also weighing pretty heavily on a +PNA this December (Dec 2023), but it could moderate slightly when last year was more + at the end of Dec. -
Reversing last years conditions
Stormchaserchuck1 replied to Stormchaserchuck1's topic in Weather Forecasting and Discussion
This year-to-year correlation is still valid. I'd expect a -AO (Artic circle warmth) at the same time next year. That could be a strong start to Artic ice melt next year, and current conditions over Antarctica are the 2nd point showing that could be a good start to next year. -
Early season storms are more likely to track W->E 20N/60W is a huge point difference to pass north or south of. 70/30 vs 10/90 or something.
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2023 Atlantic Hurricane season
Stormchaserchuck1 replied to Stormchaserchuck1's topic in Tropical Headquarters
ENSO subsurface has warmed up to almost +7c in the east, meaning that we will probably see a rapidly strengthening El Nino at least through July. Since year 2000, 16/21 Seasons have had 15+ TC [tropical cyclone]. (All 5 under 15 were developing El Nino's) (No season non-El Nino since 2000 has had under 15TC. Most recent, 2018 was a rapidly developing Summer El Nino (although weak): 15TC. 2016 was the most recent rapidly developing Summer La Nina: 15TC. -
El Nino 2023-2024
Stormchaserchuck1 replied to George001's topic in Weather Forecasting and Discussion
Subsurface is taking on Moderate-Strong El Nino configuration with >+6c in the east, and cooling in the west. -
Just some musings because the thread is dead.. These droughts have lately been filled in there after by above average precipitation.. Since June is below normal, I can see July and August potentially being above average temperatures, as that is the macro pattern. (Watch the LR pattern, Days 10-15 for favorable tropical tracks to hit the EC, if anything develops this early..) I said before that the precip pattern has preceeded some harsh, snowy Winters.. this correlation may hit early, and neutralize for the Winter, I'd give us a 250-300% chance of hitting above average rainfall with a tropical system early in the season.. If we don't get that correlation by August, watch for some +PNA signals.
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A beautiful, windy day. I guess all the rain at this point will come from thunderstorms, huh?
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El Nino 2023-2024
Stormchaserchuck1 replied to George001's topic in Weather Forecasting and Discussion
AMO has recently had an inverse correlation to ENSO. Since 1995 +AMO change, we have seen 8 El Nino's and 15 La Nina's. Here is May AMO correlation to Dec: https://ibb.co/BTQ2pzk -
El Nino 2023-2024
Stormchaserchuck1 replied to George001's topic in Weather Forecasting and Discussion
That warm wave seems to be leveling out now. 12z GFS ensembles look actually La Ninaish in the MR/LR, Take it for what it's worth. I contest that the globe is in a state that would have to spin up a +1c> Nino to level it off, call it -AAM or whatever. -
We're definitely due. Someone did a correlation that Winter's like 2002 followed dry times. Sometimes those far out correlations hit closer term, could be a tropical storm if we stay dry until then..
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Btw it's unhealthy that everyone is 20-50x more talking because of the smoke.
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It's been strangely cloudy but no chance of rain the last 2 days. I wonder if anything different is going on weatherwise (besides the smoke).