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Everything posted by Stormchaserchuck1
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Winter 2023-2024
Stormchaserchuck1 replied to Stormchaserchuck1's topic in Weather Forecasting and Discussion
Yeah, Natural Gas is really low right now, which means that the average NG trader is going for a warmer Winter at this point for the Great Lakes, NE-US, Europe, and Russia. (Down 10% today!) Especially compared to Oil and Gasoline.. I did find that the correlation isn't very big until you pass the Summer-hot season. Maybe they think it will be a cooler Summer? I doubt it.. -
Winter 2023-2024
Stormchaserchuck1 replied to Stormchaserchuck1's topic in Weather Forecasting and Discussion
@40/70 Benchmark The CPC came with +0.75 NAO for DJFM March, which was outside of my +0.54 SD range for NAO forecast, based on May-September N. Atlantic SSTs. But if you look at the actual maps, the SLP between Iceland and Azores (where the NAO is calculated) is a slightly negative or neutral NAO index reading for the Winter, which fits my forecast, which was near 0.0 in prediction. -
April Medium/ Long Range Discussion
Stormchaserchuck1 replied to Weather Will's topic in Mid Atlantic
Not much of a +EPO warm pattern in verification First signs of a La Nina-dominated -PNA pattern in the Pacific throughout the run in the medium/long range on today's 18z GEFS -
2024-2025 La Nina
Stormchaserchuck1 replied to George001's topic in Weather Forecasting and Discussion
First sign of a La Nina -PNA pattern on todays 18z GEFS -
80dbz on that cell SW of York, PA.
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81F in Fallston. Hearing loud rumbles, was thinking it was some military testing or something, but it turns out there are strong thunderstorms to my north.
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April Medium/ Long Range Discussion
Stormchaserchuck1 replied to Weather Will's topic in Mid Atlantic
Signs of a +EPO pattern around Apr 23-24. Above average temperature pattern if that verifies. It could occur +days -
2024-2025 La Nina
Stormchaserchuck1 replied to George001's topic in Weather Forecasting and Discussion
ENSO subusurface had backed away from the deep cold for a few days, now it's going back. -6c pool on the most recent TAO/Triton maps. Here is the progression over time. SSTs will likely catch up with the subsurface cold in the coming months. -
2024 Atlantic Hurricane Season
Stormchaserchuck1 replied to Stormchaserchuck1's topic in Tropical Headquarters
Another thing to note is, since October, the Hadley Cell has been expanded north, all around the globe. In the Summer, those mid-latitude cells lift north. The past doesn't necessarily predict the future, but lack of deep troughs digging, coupled with normal La Nina pattern could potentially create a more favorable pattern for US hits. All this while SLP has been below normal: https://ibb.co/KhfXCNz Earth's precipitable water has been record highest, a whole 120% #2 analog 2015-16, for the Sept-Apr period (records go back to 1948). https://ibb.co/cbLGHQV -
That is interesting. We had a 4-contour Greenland block, but nothing rivaling the strength of even what we have seen the past few Winters. There seems be a major disconnect between CPC's NAO numbers and what is occurring in the NAO area, measured by sea-level pressure between Iceland and the Azore islands. This Winter came up with something like a +0.7 NAO for DJFM, but if you look at sea-level pressure and 500mb, it should have been measured negative. Either way, hopefully this is some sign that we will see more persistent -NAO's in coming cold seasons, as we had seen 41/46 +NAO Winter months, going back to 2013. and 16/16 of the NAO's >1.11 in the monthly's during that time were all positive. 16-0 since 2013. I think the larger reasoning is issues with CPC's measurements, but maybe the overall signal is turning around..
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April Medium/ Long Range Discussion
Stormchaserchuck1 replied to Weather Will's topic in Mid Atlantic
This storm/rain for the last 3 days is actually from a Stratosphere warming that occurred in March. It "downwelled" to a -NAO, and as that -NAO block lifted out, we got this storm underneath of it. -
It's actually not very far away from snow, 48F here.
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A tree fell here. https://ibb.co/j5wb1Cs
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Wow what a wind storm!
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2024-2025 La Nina
Stormchaserchuck1 replied to George001's topic in Weather Forecasting and Discussion
-PNA pattern starting to set in. https://ibb.co/DVGmNdf https://ibb.co/c1ws74X I've researched this, the PNA is more sensitive to ENSO central-subsurface than any other ENSO measurement, including surface SSTs and the MEI, at 0-time. -
2024-2025 La Nina
Stormchaserchuck1 replied to George001's topic in Weather Forecasting and Discussion
Really cold in the subsurface now. For comparison, this may rival the strongest subsurface anomalies we saw in this past El Nino. -
2024 Atlantic Hurricane Season
Stormchaserchuck1 replied to Stormchaserchuck1's topic in Tropical Headquarters
All time Hurricane tracks East coast, US has been lowest relative to long term average, and vs Atlantic activity lately (since 2000). -
2024-2025 La Nina
Stormchaserchuck1 replied to George001's topic in Weather Forecasting and Discussion
The central-subsurface is cooling rapidly. https://ibb.co/SfXksss -
2024-2025 La Nina
Stormchaserchuck1 replied to George001's topic in Weather Forecasting and Discussion
We had an expanded Hadley Cell/N. America SE ridge since late January: I've theorized that ENSO subsurface conditions have a stronger correlation to the N. Hemisphere pattern than the surface does at 0-time (not perfect, but more often than not, historically.. ). We had cold water move below the central-ENSO region during mid to late January... I made list of analogs matching this US Temp pattern, since the AMO went positive and PDO went negative ~1995. These transitioned from an east-based El Nino look in April, to a stronger La Nina by the following December.. (13 analogs): -
2024 Atlantic Hurricane Season
Stormchaserchuck1 replied to Stormchaserchuck1's topic in Tropical Headquarters
Big US SE ridge pattern, extending up into Canada Jan 23 - March 14: Hadley Cell extends north in the Pacific and Atlantic Oceans in April (analogs rolled forward).. A correlation to following Atlantic Hurricane season has been strong since 2012: Positive analogs: 2023, 2020, 2017, 2012, Average Storms for Positive analog seasons: 21.8 NS, 9.8 Hurricanes, 4.5 Major Hurricanes Negative analogs: 2015, 2014, Average Storms for Negative analog seasons: 9.5 NS, 5.0 Hurricanes, 2.0 Major Hurricanes -
Late Feb/March Medium/Long Range Discussion
Stormchaserchuck1 replied to WinterWxLuvr's topic in Mid Atlantic
We may be headed for an above average Spring.. I know that's not saying much, but.. since the AMO went positive/PDO went negative ~1995 here are our top analogs to this composite since Jan 23rd: Positive analogs: 2023, 2020, 2017, 2012, 2000, 1999, 1998 Negative analogs: 2015, 2014, 2007, 2003, 1996, 1995 ^13 years since 1995... Roll-forward to April: April through July: -
2024 Atlantic Hurricane Season
Stormchaserchuck1 replied to Stormchaserchuck1's topic in Tropical Headquarters
CPC is now giving >80% chance of La Nina for peak Hurricane season Climate models are keying in on possibly a transition to Strong La Nina later this year The SE Atlantic Ocean is still very warm, as several countries in Africa have recently broken temperature records. -
Late Feb/March Medium/Long Range Discussion
Stormchaserchuck1 replied to WinterWxLuvr's topic in Mid Atlantic
Yup, two warm days, and the LR look for significantly below average/-NAO is gone.. Models initialize current conditions out. For example, if they are saying the LR is going to be severely cold, and first you have two 70+ degrees, you should figure that during those two days the LR models are going to completely lose the cold signal.