Updated 11.16.22 @ 6:21a
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Nov 16
Updated 11.16.22 @ 6:21a
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Permanent link to this article: https://indywx.com/video-jab-of-arctic-air-inbound-thanksgiving-storm-system-takes-aim-on-the-region/
Nov 14
Updated 11.14.22 7:52a
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Permanent link to this article: https://indywx.com/video-cold-pattern-gets-even-colder-moving-into-the-weekend-additional-opportunities-for-light-accumulating-snow/
Nov 13
Updated 11.13.22 @ 8a
After a record snowfall Saturday, we’re left with a dry and unseasonably cold start to the new week. Quick tip: we suggest getting accustomed to the cold as it’s not going anywhere fast.
Note how the ensemble guidance below keeps well below normal temperatures locked in over the upcoming couple weeks.
Our next storm system will approach quickly. Low pressure will track out of the southern Plains into the lower Ohio Valley Tuesday. This will allow precipitation to overspread the region from southwest to northeast early Tuesday morning (likely before sunrise for most). With the unseasonably cold air in place, most, if not all, of this precipitation should take the form of light snow. Additional light accumulation of snow is a good bet for Indiana, including southern portions of the state, Tuesday.
Behind this system, reinforcing cold air will pour southeast midweek with wrap around snow showers along with a gusty northwest breeze. Temperatures will likely be hard pressed even to make it above freezing by late next week and early Thanksgiving week, including overnight lows deep into the 10s.
Permanent link to this article: https://indywx.com/january-in-november/
Nov 10
Updated 11.10.22 @ 9:18a
After a warm open to November, things are progressing to plan as our much anticipated mid month shift to cold takes place.
A quick glance at the teleconnections over the course of the next couple weeks (remember, we still lean heaviest on the PNA and EPO at this time of the year) reveals agreement in the short term of the cold shift but note movement back towards neutral towards the end of the period.
While this may give reason for panic to some, we note the MJO scheduled to move out of Phase 8 (currently), whip across the “null” phase before moving into textbook phases for eastern cold for late November (Phases 5-6).
The analogs for such phases this time of year will make winter weather fans salivate.
Despite this setup laid out above, the new JMA Weeklies want none of my idea of a cold start to December. Despite the chilly look Weeks 1-2, the model rolls right into an eastern ridge by early December. It’s safe to say as of now, I remain in the cold camp, especially given what the MJO amplitude should provide as we rumble into the last month of the year. Nonetheless, it’s less than ideal to see a normally trusted model in such disagreement and we’ll have to keep an eye on trends over the course of the next couple weeks…
Perhaps the model is seeing a transitional move through Phase 7? That would allow a milder pattern in briefly, but again I would reiterate the look of what should be an amplified MJO as we move into December and a jaunt through Phase 8, 1, and 2 is likely in my opinion. Just for fun, this is what those phases provide.
One way or another, we have a lot of work (and fun) ahead. My hunch tells me any long range (what would currently be Week 4 in particular) data will be forced to cool, and perhaps significantly so, as time draws closer.
In the meantime, don’t sleep on next week. There should be at least one attempt for some sort of winter weather maker into the Ohio Valley, if not two.
Permanent link to this article: https://indywx.com/long-range-outlook-jab-jab-boom/
Nov 03
Updated 11.03.22 @ 9:43
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Permanent link to this article: https://indywx.com/lr-update-alignment-for-a-wintry-stretch-through-the-holiday-season/