Category: Unseasonably Cool Weather

Another Frosty Night Coming…

Temperatures dipped to between 30°-32° for many central IN neighborhoods this morning. After sunshine and an unseasonably cool afternoon, temperatures will fall to similar levels tonight and Friday morning. As…

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Frosty Weather Turns Wet Saturday…

Screen Shot 2015-04-22 at 7.02.51 PMHighlights:

  • Frosty start Thursday and Friday for some
  • Wet, chilly, and raw Saturday
  • Brighter 2nd half of the weekend
  • Watching next week

4Tonight’s water vapor loop, courtesy of WeatherTap.com, is showing drier air making it’s way into our region.  This will set the stage for plentiful sunshine Thursday and Friday (well deserved, I might add :-)).  Winds will also begin to diminish this evening.  The combination of winds going calm and clearing skies will promote the chance of a frost and freeze across central IN tonight (and likely again tomorrow night) as reinforcing chilly air pours into the region.  Those with ag. interests be sure to take note.

Attention then turns to the weekend and we’ll label it as “half-n-half” for now.  A wet, chilly, and raw Saturday should give way to increasing sunshine Sunday.  Early to mid next week will provide a new set of challenges and we’re leaning towards the wetter solutions yet again.  Keep in mind the drier forecast model sets (GFS in particular) had to come around and play catch up to those leading the way Saturday (EC and GEM).  Expect changes and stay tuned.

1Forecast lows tonight, thanks to Weatherbell.com, are suggested to fall into the lower to middle 30s.  Should the wind go calm then expect a few readings around 30 degrees.  We’ll likely dip near these readings again Friday morning.

2After a dry close to the work week, moisture increases late Friday night into Saturday morning.  Expect a wet Saturday with early rainfall numbers projected in the 0.50″ to 1″ range.

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Rain Early Wednesday Morning; Chilly Pattern Continues…

Screen Shot 2015-04-21 at 9.39.23 PMHighlights:

  • Unseasonably chilly air arrives behind a band of showers
  • Needed dry time Thursday-Friday, but frost potential looms
  • Wet, cold, and raw Saturday

It’s been a chilly and WINDY open to the week.  After a day of sunshine Tuesday, clouds thickened Tuesday evening and showers aren’t far behind.  We forecast a band of light to moderate rain to move north to south during the overnight period- particularly between 1a and 5a.  Unseasonably cool air will be the rule as we wrap up the work week and head into the weekend.  A new storm system looks to deliver widespread rain Saturday.  Factor in temperatures running well below average and you have the makings for a rather nasty Saturday (a far cry from last Saturday’s sunshine and 80 degree warmth).

1A band of showers will move through central IN Wednesday morning and will be followed by another push of unseasonably cool air.  Forecast radar shown above, courtesy of Weatherbell.com, shows overnight rain moving through the region.  Between one tenth and one quarter inch is a good bet.

3High resolution forecast models suggest many dip to around freezing Thursday and Friday morning.  Those with ag. interests, take note.

2Wet weather returns Saturday.  The European and Canadian forecast models led the way with this system and now the GFS (shown above) is playing catch up towards a cold and wet Saturday.

Permanent link to this article: https://indywx.com/rain-early-wednesday-morning-chilly-pattern-continues/

Heading In The Wrong Direction…

Screen Shot 2015-04-20 at 3.32.01 PMHighlights:

  • Prolonged unseasonably cool weather
  • Band of showers late Tuesday night/ early Wednesday
  • Frost potential late week
  • Watching a storm system Friday night/ Saturday

SAT_ERG2_VIS_ANISurface low pressure is wrapping up over the Great Lakes region this afternoon with a much cooler air mass flowing into IN.  Though the steady widespread rains have ended, we will maintain a mention of spotty showers into the evening before diminishing.  It’s a gusty day and that will continue.  Most of Tuesday will be rain-free and cool, but a reinforcing push of chilly air will blow into the region late tomorrow night and Wednesday morning, and this will likely be accompanied by a band of showers.  Unseasonably cool air will be the rule through the forecast period.  The next potential “trouble maker” on the radar will take aim on the region late Friday into Saturday.  Forecast models don’t agree on the northward extent of the steady rains, but based off experience and the time of the year we’ll lean towards the solutions favoring a more northerly track.  Stay tuned.

1Forecast radar shown above, courtesy of Weatherbell.com, highlights Tuesday night/ early Wednesday for the threat of a band of showers in advance of a reinforcing push of cool air.

2The next item on the agenda features the potential of wet, chilly, and just downright raw times closing the week and heading into the weekend.  The Canadian model, shown above, is one of a couple models with a more northward flavor of rain Friday night into Saturday.

3Chilly times are the rule for the foreseeable future, friends.  After a warm April (to date), a combination of the GFS and European computer guidance suggests highs are below 60 for the upcoming 10 days.

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Unseasonably Cool Stretch…

Screen Shot 2015-04-19 at 9.10.05 PMHighlights:

  • More heavy rain and embedded thunder tonight
  • Unseasonably cool air this week
  • Frost and freeze threat

SAT_EUS_WVENH_ANILow pressure over IN this evening will move north into the Great Lakes Monday and strengthen along the way.  A cold front will sweep through the region later tonight and Monday morning and shut off the heavier rainfall.  Before that we have several hours of additional moderate to heavy rain and embedded thunderstorms tonight.  Tomorrow will be a breezy and MUCH cooler day and help set the tone for the week as a whole.  We’ll watch for a weak disturbance to provide a shower chance mid week and keep a close eye on the weekend for the chances of rain.  Model data is in disagreement on Saturday as of now.

RAD_KIND_N0R_ANITonight’s radar, courtesy of WeatherTap.com, shows another slug of moderate to heavy rain and embedded thunder moving in from the south.  Heavy downpours will make for excellent sleeping weather tonight.

Overall rain coverage will decrease significantly as we progress through Monday, but we can’t totally rule out the chance of afternoon showers redeveloping in “pop-corn” fashion as just enough sunshine may work on what will be a very unseasonably cool air mass moving in.

Forecast radar, courtesy of Weatherbell.com, shows this Monday afternoon.

1Unseasonably chilly air will be the rule this week- including 50s for highs most every day.  The only exception may be highs around 60 Tuesday and highs that may not make it out of the 40s Wednesday.  Frost and freeze conditions will be a concern on multiple nights/ mornings this week.

2 3After a warm month (to date) [image 1], Mother Nature will do what she does best- attempt to balance things out the upcoming 7-10 days [image 2].

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