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July 5-8 Severe/Heavy Rain Possibilities


Hoosier

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However, I have learned to a certain degree that relying on the HRRR and 4k NAM simulated radar data can be a bit deceiving...

If the cams aren't initializing the precip and Obs right, or screwing up the first couple hours, I toss. Today is a toss the cam day, just look at the SPC outlook, they even commented on it.
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Tomorrow is pretty tricky as far as severe weather potential locally.

 

While some form of convection is pretty much a lock tomorrow morning (along the warm front), we could see supercells re-develop along the surface trough as well tomorrow afternoon/evening depending on the extent of mid-level drying. 

 

Both the 12z NAM and GFS show this possibility, while the 00z NAM and GFS showed virtually zilch.

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thick overcast with MCV due to arrive overhead near peak heating

 

today looking like a total loss

 

 

Leaning that way.  Not counting on much behind the ongoing activity in western IL so the only hope would be if that stuff intensifies, but it's not looking good.

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The Illinois stuff is weakening.  Barely going to get any rain from it.

 

The latest NMM and ARW are still fairly bullish with strong convection re-developing over the next few hours. 

 

It also has a fairly good handle on the current activity. 

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SPC thinks redevelopment could still happen, purged some of the Enhanced

..UPR MS VLY TO CNTRL PLNS LATER TODAY/TNGT

IN WAKE OF SUBSTANTIAL SQLN MCS THAT CROSSED THE REGION

OVNGT...MOIST/SSWLY LOW-LVL FLOW AND SFC HEATING SHOULD SUPPORT

SUFFICIENT DESTABILIZATION TO PROMOTE VIGOROUS AFTN/EVE STM

DEVELOPMENT ALONG COLD FRONT ASSOCIATED WITH NRN PLNS UPR TROUGH.

THIS DEVELOPMENT MOST LIKELY WILL OCCUR FROM SW MN/FAR ERN SD SSW

INTO ERN NEB/WRN IA. DEVELOPMENT ALSO MAY BE ENHANCED IN FAR ERN NEB

NEAR INTERSECTION OF MCS OUTFLOW BNDRY WITH FRONT.

40-50 KT WSWLY DEEP SHEAR ATTENDANT TO AMPLIFYING UPR TROUGH AND

LIGHT BUT BACKED NEAR-SFC FLOW MAY YIELD A FEW SUPERCELLS WITH LARGE

HAIL/DMGG WIND AND POSSIBLY A TORNADO OR TWO BEFORE THE STORMS

EVOLVE INTO ONE OR MORE CLUSTERS. THE CLUSTERS SHOULD PERSIST AND

MOVE/DEVELOP EWD INTO THE NIGHT...ESPECIALLY OVER SRN/WRN IA SWD

INTO MO...WHERE NOCTURNALLY ENHANCED SWLY LLJ WILL TAP DEEP EML NOW

OVER THE SRN PLNS. SOME OF THIS ACTIVITY IN A WEAKENED STATE MAY

REACH PARTS OF WI/IL EARLY FRI.

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The latest NMM and ARW are still fairly bullish with strong convection re-developing over the next few hours. 

 

It also has a fairly good handle on the current activity. 

 

 

The current activity looks farther east than where those models had it at this point, which is important in that it affects how much destabilization takes place farther east out ahead. 

 

Would like to be wrong but just not feeling it, at least around here.

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Tomorrow is pretty tricky as far as severe weather potential locally.

 

While some form of convection is pretty much a lock tomorrow morning (along the warm front), we could see supercells re-develop along the surface trough as well tomorrow afternoon/evening depending on the extent of mid-level drying. 

 

Both the 12z NAM and GFS show this possibility, while the 00z NAM and GFS showed virtually zilch.

 

And in light of the above post, the SPC has expanded the day 2 slight risk area NW to include much of Lower MI and IN.

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Going from marginal to enhanced in one outlook has me amped up for today now near Omaha. These night time severe storms the past few nights have been depressing since I want to see some amazing structure during the day IMBY.

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May not amount to much but we'll see what happens with the small arc of showers/storms that went up over far western IL on west periphery of the MCV. There is clearing on visible satellite working into the SW LOT CWA.

Sent from my SM-G935V using Tapatalk

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May not amount to much but we'll see what happens with the small arc of showers/storms that went up over far western IL on west periphery of the MCV. There is clearing on visible satellite working into the SW LOT CWA.

Sent from my SM-G935V using Tapatalk

 

 

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Took all day to clear but we finally did about 2PM, temps and dews responded accordingly sitting at 83/74 right now. HRRR showing are Michigan peeps some much needed love.

NMM and ARW are also showing a band of 1-4" of rain over the city with training t'storms around Midnight.

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