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July 1-21, 2022 | Ring of Fire/MCS Outbreak Sequence


ClicheVortex2014

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A little personal news: since I lack a job sufficient for owning an apartment right now, and my parents are trying to get out of Southwest Ohio, I'll be moving to somewhere in the west half of Tennessee within the next 2 months. I don't want to go, but I don't have a choice right now. I'm waiting to hear back from the 5 NWS vacancies I applied for in early July... hopefully one of them works out.

For the first time, I'm pretty sure I was a top option for NWS Memphis last month.

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10 hours ago, ClicheVortex2014 said:

A little personal news: since I lack a job sufficient for owning an apartment right now, and my parents are trying to get out of Southwest Ohio, I'll be moving to somewhere in the west half of Tennessee within the next 2 months. I don't want to go, but I don't have a choice right now. I'm waiting to hear back from the 5 NWS vacancies I applied for in early July... hopefully one of them works out.

For the first time, I'm pretty sure I was a top option for NWS Memphis last month.

Still have my fingers crossed for you buddy. ❤️👍

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ILN latest for tomorrow heavy rain. Also a mention of concern for Wednesday due to significant bulk shear.

Quote
AREA FORECAST DISCUSSION
National Weather Service Wilmington OH
339 PM EDT Sat Jul 16 2022

.SYNOPSIS...
A slow-moving area of low pressure will approach the region on
Sunday and then track from central Indiana to Lake Erie Sunday
night into Monday. This system will interact with a very moist
airmass to produce showers and thunderstorms. High pressure will
then build back into the area by Tuesday. Temperatures will
quickly rise back to above normal readings into midweek until a
cold front moves through Wednesday night.

&&

.NEAR TERM /UNTIL 6 AM SUNDAY MORNING/...
A warm front will extend into the region this evening. Some
weak convergence near the boundary may produce a shower or
storm, mainly near the I-70 corridor.

For the overnight period, the first in a series of embedded mid
level disturbances will rotate east/southeast toward northwest
Ohio. Deep moisture will increase ahead of this feature as a
low level moist transport develops in association with a low
level jet. This will increase the chances for showers and a few
thunderstorms as we head toward morning, especially for our
northwest zones. Cloud will increase and thicken. Lows will
range from the upper 60s to the lower 70s.

&&

.SHORT TERM /6 AM SUNDAY MORNING THROUGH SUNDAY NIGHT/...
A series of mid level disturbances will carve out a mid level
trough across the Great Lakes and Ohio Valley Sunday into Sunday
night. These disturbances, associated with periods of low level
moist ascent in association with a low level jet, will increase
the chances for showers and embedded thunderstorms. Pwats are
still forecast to reach 2"+ with this system. Instability
overall should stay in the weak category given the increase in
clouds and rain. However, there is a chance that locations
across our southeast zones may be able to bump up into the low
end moderate if enough solar insolation can be realized before
pcpn arrives. Overall, the main hazard Sunday into Sunday night
will be the threat for heavy rainfall. Most soundings will
exhibit a "skinny CAPE" appearance, indicative of a very moist,
tropical-like airmass. However, the southeast may be able to
become a little "fatter" CAPE wise, and with pcpn loading, we
may end up with a low strong/severe wind risk. Decided to leave
the isolated strong/severe threat out of the HWO for now,
allowing another iteration of convective allowing models to see
if the southeast will able to obtain the needed instability.
Otherwise, will continue with the heavy rain threat in the HWO
which may lead to some flooding issues. Temperatures will vary
on Sunday, dependent on timing of pcpn. Highs should range peak
into the upper 70s most locations with the southeast perhaps
warming into the lower/mid 80s. Lows Sunday night will fall
into the mid and upper 60s.

&&

.LONG TERM /MONDAY THROUGH SATURDAY/...
Low pressure will shift northeasterly toward New England on
Monday while associated rain showers and embedded thunderstorms
decrease from west to east. This will leave the Ohio Valley in a
mid-level northerly flow regime on Tuesday as strong ridging
begins to build east from the central plains. Surface high
pressure allows for relatively light southwesterly flow.
Therefore Tuesday will be warm and dry as high temperatures
reach into the mid to upper 80s.

Southwesterly surface gradient strengthens on Wednesday as a
quick- moving shortwave moves east into the Great Lakes.
Depending on mesoscale factors along with timing of the
associated frontal system, decent forcing along with moderate
instability will provide a good chance of thunderstorms from
Wednesday afternoon through the evening hours. There is
considerable uncertainty in the details at this time, so have
opted to hold PoPs down a bit for now. More concerning is the
potential for seasonally significant bulk shear (speed and
directional shear) associated with the shortwave. Have left
severe threat out of the Hazardous Weather Outlook for now, but
this will be monitored closely as details emerge over the coming
days.

High temperatures on Wednesday look likely to top out in the
upper 80s north to lower 90s south. This could lift heat indices
to near or just above heat advisory levels.

A relatively quiet period follows from Thursday through the
start of the weekend. Temperatures will start near normal on
Thursday, increasing to above normal July levels again by
Saturday.

 

 

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Area Forecast Discussion
National Weather Service Lincoln IL
314 PM CDT Sat Jul 16 2022

.SYNOPSIS...
Issued at 310 PM CDT Sat Jul 16 2022

Warm and humid conditions will linger tonight as a warm front
remains draped across central Illinois. Scattered thunderstorms
are expected to develop overnight, with a few strong to severe
storms possible late, for areas toward Jacksonville to
Springfield. Sunday looks to be a wet and cooler day for much of
the area, with locally heavy rain possible with any thunderstorms
south of I-72.

&&

.SHORT TERM...(This evening through Sunday)
ISSUED AT 310 PM CDT Sat Jul 16 2022

Main concerns in the short term are timing and coverage of
storms, especially late tonight when severe potential will
increase. Illinois is in the northern periphery of the Plains heat
ridge, putting us near the ring of fire. The airmass this
afternoon appears to be fairly capped with CIN around 100 J/kg in
most of the area. Visible satellite is showing a few cumulus
fields starting to bubble up, but no towering CU has been able to
develop yet. A complex of showers approaching from N Missouri is
on a weakening trend as it approaches the Mississippi River.
Despite the cap in our area, high resolution guidance indicate
that some isolated storms could still develop late this afternoon
as hit convective temp below the inversion. Most areas should be
dry through sunset however, and possibly mid-evening. Storm
chances ramp up after midnight, as a shortwave currently in NE
Nebraska rolls over the ridge into western Illinois. Aided by a
moderate low level jet, elevated instability, and the presence of
a stationary front, the complex of storms could produce some
marginally severe storms late tonight in our SW CWA. Wind damage
will be the primary hazard as the complex becomes outflow
dominant, but large hail could still occur.

The arrival of that complex will set the stage for a rainy/stormy
and cooler Sunday for the southern 2/3rds of our CWA. WPC
continues to indicate Slight and Marginal Risk of Excessive
Rainfall for our southern CWA Sunday/Sun Night. PWAT values look
to climb near 2", helping to fuel some intense rainfall rates at
times.

 

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Marginal risk added from IL to W OH for tonight.

Quote
  Across the middle Mississippi into lower Ohio Valleys, severe
   weather potential is more unclear, but sizable mixed-layer CAPE (up
   to 2000+ J/kg) appears to be developing ahead of an evolving frontal
   wave across central Illinois into Indiana.  As mid-level heights
   fall into this evening, models suggest that inhibition will weaken
   sufficiently to allow for the initiation of thunderstorms.  Some of
   these could be accompanied by a risk for potentially damaging wind
   gusts.

 

 

day1otlk_2000.gif

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Certainly worth a marginal risk assuming convection in the area. This is model estimated for KDAY at 0z. Seasonably modest cape, but meaningful shear is only found above 500mb so that'll be good for some organization. Chance for strong storms, maybe a couple severe.

 

image.png

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  • Meteorologist

Unique looking pattern over the Midwest. I think this all traces back to a MCS/MCV in the High/Northern Plains.

Almost looks like a sheared-out tropical cyclone. Except 5x bigger.

CODNEXLAB-GOES-East-regional-midwest-truecolor-23_51Z-20220716_map_-20-1n-5-100.gif

Edited by ClicheVortex2014
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Oh my!!!

Quote
Severe Weather Statement
National Weather Service North Platte NE
730 PM CDT Sat Jul 16 2022

NEC041-170100-
/O.CON.KLBF.SV.W.0238.000000T0000Z-220717T0100Z/
Custer NE-
730 PM CDT Sat Jul 16 2022

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 800 PM CDT
FOR CENTRAL CUSTER COUNTY...

At 730 PM CDT, a severe thunderstorm was located over Broken Bow,
moving southeast at 30 mph.

THIS IS A DESTRUCTIVE STORM FOR BERWYN.

HAZARD...90 mph wind gusts and ping pong ball size hail.

SOURCE...Public.

IMPACT...You are in a life-threatening situation. Flying debris may
         be deadly to those caught without shelter. Mobile homes
         will be heavily damaged or destroyed. Homes and businesses
         will have substantial roof and window damage. Expect
         extensive tree damage and power outages.

Locations impacted include...
Broken Bow and Berwyn.

This includes Highway 2 between mile markers 274 and 288.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

This is an EXTREMELY DANGEROUS SITUATION with tornado like wind
speeds expected. Mobile homes and high profile vehicles are
especially susceptible to winds of this magnitude and may be
overturned. For your protection move to an interior room on the
lowest floor of a building. This storm has the potential to cause
serious injury and significant property damage.

Torrential rainfall is occurring with this storm, and may lead to
flash flooding. Do not drive your vehicle through flooded roadways.

&&

LAT...LON 4139 9980 4150 9958 4138 9940 4124 9971
TIME...MOT...LOC 0030Z 317DEG 25KT 4137 9962

THUNDERSTORM DAMAGE THREAT...DESTRUCTIVE
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...1.50 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...90 MPH

 

 

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Quote
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE NORTH PLATTE NE
727 PM CDT SAT JUL 16 2022

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

0725 PM     TSTM WND GST     BROKEN BOW              41.41N 99.64W
07/16/2022  M90 MPH          CUSTER             NE   ASOS

            BROKEN BOW AIRPORT

 

 

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Another 90mph wind report.

Quote
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE NORTH PLATTE NE
708 PM CDT SAT JUL 16 2022

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

0707 PM     TSTM WND GST     ANSELMO                 41.62N 99.86W
07/16/2022  E90 MPH          CUSTER             NE   LAW ENFORCEMENT

            EMERGENCY MANAGER SAID DEPUTIES ESTIMATED 90 MPH WINDS
            ALONG HIGHWAY 2. MULTIPLE TREES ARE DOWN.

 

 

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Still warned for 90 mph winds. Definitely starting to see a bow develop... I might be surprised if 90 mph was the peak. Might see 100 mph once they formally organize and bow out.

image.thumb.png.9e8c81a23d47cf339c818b5d294119f2.png

Edited by ClicheVortex2014
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  • Meteorologist

For us in Ohio, this summer doesn't compare to 2012. It's been more humid but not as hot. But further south...

Side note: 2020-2022 was a second-year Nina much like 2010-12. However... 2011-12 was a stronger Nina than 2020-21, but 2021-22 was a stronger Nina than 2011-12. 2021-22 also lasted several months longer than 2011-12.

 

Edited by ClicheVortex2014
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7 minutes ago, ClicheVortex2014 said:

Wouldn't wanna take a chance being in that tornado warning

 

071622-3.PNG

The rotation seems to be moving straight south. Maybe another strong rotation developing close to Kearney.

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