Category: Winter Storm

Thursday Morning…

Very busy day on tap so a more in depth post will have to wait until later this evening. Here’s what’s on our plate over the next 5-7 days: 1.)…

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Wednesday Evening Video Update: Loaded Pattern.

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Busy AND Wintry Forecast…

Screen Shot 2015-02-25 at 7.27.09 AMBrief Break From The Severe Cold, But Not For Long…Today will be the “pick of the week” as milder air and some sunshine lead to a decent Wednesday. (It’s funny we say “milder” with highs that barely rise above our average low, but we’ll take what we can get).

A clipper system will impact the region tonight through Thursday and spread light snow across the area.  This won’t be a big deal, but accumulations around 1″ will be possible (perhaps an isolated 2″ report here or there).  The bigger deal?  Fresh bitterly cold arctic air pushing in here to wrap up the work week and head into the weekend.  Record-smashing cold and dangerous wind chills will be with us.

The next storm system will spread snow and a wintry mix through central Indiana Saturday night into Monday morning.  As we mentioned last night, this is a fluid situation and it’s still far too early for specifics.  That said, central Indiana is very much in play for another accumulating wintry event this weekend.

A final piece of energy will deliver more precipitation early next week.  As of now we forecast a wintry mix of snow and sleet to transition to rain as milder air pushes in from the southwest Tuesday.  Again- much can still change.

Upcoming 7-Day Precipitation Forecast:

  • 7-Day Rainfall Forecast:  0.50″ – 0.75″
  • 7-Day Snowfall Forecast: 3″ – 6″

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Tuesday Evening Video Update; Lots Of Winter On The Table…

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Busy Winter Weather…

February has been a brutally cold month and there’s no let-up in sight during the upcoming 7-10 days.

ncep_cfsr_noram_t2m_anomThe snowpack has expanded over the past few days.

nsm_depth_2015022305_NationalThe arctic air is very hard to move and forecast models can struggle mightily in the mid range when arctic air is involved.  Add in a vast snowpack over the TN Valley and Ohio Valley and I wouldn’t buy full force into the warm, mostly liquid precipitation solutions as depicted by some European and GFS runs as of late.  More on that later.

Arctic air is the story in the short-term along with a gusty wind that will precede very light snow Tuesday afternoon/ evening.

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hires_ref_indy_29More bitterly cold, arctic air will be with us as we wrap up the work week and head into the weekend.  Additional records will fall.

Snow may also be with us.  We’re keeping a close eye on a clipper system that could deliver accumulating snow prospects around these parts Wednesday night/ Thursday.  The latest RGEM solution (below) depicts a more easterly track.  We also note the latest GFS delivers light snow in here Wednesday night and Thursday, as well.  We’ll keep a close eye on things.

rgem_precip_mslp_mw_17Late weekend into early next week features another complicated and very complex event.  We believe it’s far too early to buy into any one particular solution provided by the various forecast models, but certainly have to “raise an eyebrow” to the mostly wet, warmer solutions.  There’s an awful lot of dense arctic air around and with a widespread snowpack we have to wonder if modeling may be overdoing the warming (where have we seen this before ;-)).

A wavy front may lead to more wintry “mischief” Sunday into early next week.  Again- far too early for specifics, but additional wintry weather is certainly possible.

gfs_ptype_slp_conus2_29In the longer term, there’s just no let up in sight from the colder than normal conditions.  Sure we may see a couple of days of milder air (we are heading into March, after all), but, as a whole, the majority of the upcoming couple weeks look MUCH colder than normal.

gefs_t2m_mean_conus_d0_7

 

gefs_t2m_mean_conus_d10_15

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