Category: ClientBrief

Client Brief: Weather Goes Downhill Quickly Monday PM…

Type: Impactful wintry weather

What: Accumulating snow

When: Monday afternoon into Tuesday morning

Temperatures: Falling from the lower 40s around daybreak into the lower 20s by late evening.

Wind: North shifting to the northwest and gusting 20-25 MPH.

Blowing/ Drifting: Minimal

Pavement Impacts: Salting and plowing will be required

We type this with a quiet and pleasant early-November evening underway, but major changes await on deck. An arctic cold front will continue to press south through the state during the overnight period. Monday will dawn with overcast and dry conditions across immediate central Indiana, along with a stiff northerly breeze. That said, a cold rain will develop by mid morning and this will transition to wet snow around or just after lunch north of the city and early afternoon for the city, itself. Some embedded banding is possible within the snow shield Monday afternoon into the evening hours, thanks to a strengthening surface wave moving northeast along the arctic front. This will create the potential of heavier snow rates around the evening rush. Combine this with the fact temperatures will be falling into the 20s around this time frame and it’s a safe bet that weather will create a high impact on evening travel Monday all throughout central Indiana. The “system” snow will diminish off to the southeast late evening, but by this time, lake effect streamers are expected to pivot across central Indiana before eventually setting up shop across east-central and northeast Indiana Tuesday morning. Record cold will follow the fresh snow with a low Tuesday and Wednesday mornings between 10° to 15°.

Confidence: High

Next Update: Monday morning

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Client Brief: First Accumulating Snow Of The Season…

Type: Impactful wintry weather

What: Accumulating snow

When: Monday

Temperatures: Falling from the upper 30s into the 10s by Tuesday morning.

Wind: North shifting to the northwest with gusts of 20-25 MPH.

Blowing/ Drifting: Minimal

The first accumulating snow of the season (for at least most of central Indiana) awaits Monday. While this won’t be any sort of blockbuster winter storm, it’ll likely have some impacts due to the first accumulation of the season, along with plummeting temperatures Monday evening into Tuesday morning. Monday will start dry with cloudy skies and a stiff north breeze, but snow will overspread central Indiana late morning into the early afternoon. A burst of steady to moderate snow is possible into the early afternoon hours. Temperatures will crash from the upper 30s just after daybreak into the upper 20s by the evening rush. Snow will begin to diminish from north to south around 5p to 6p. Please note, the above “1st call” doesn’t include the additional lake effect snow that will follow for the northern IN snow belt. While heavy snow isn’t expected, local slick spots will develop on untreated surfaces as temperatures continue to plummet into the 10s during the overnight period.

Confidence: Medium

Next Update: Late Saturday night or early Sunday morning

Permanent link to this article: https://indywx.com/client-brief-first-accumulating-snow-of-the-season/

Client Brief: Updates On The Latest With Saturday’s Rain/ Wind…

Type: Heavy Rain & Strong Wind

Rain will lift north across the Ohio Valley overnight into Saturday.

What: Heavy rain and gusty winds

When: Saturday

Rain Amounts: 1″ to 2″

Wind: Variable 15-30 MPH with gusts to 45 MPH

It continues to look like a significant rain and wind maker wants to take up residence across the Ohio Valley this weekend. Focusing more specific to central Indiana, Saturday is the day for the biggest impacts. A rather expansive rain shield will lift north across the state late tonight into Saturday morning, becoming heavy at times during the day Saturday. The other item to focus on is the wind. East winds will become strong and gusty during the day Saturday before shifting to the southeast, south, and eventually southwest as the area of low pressure moves very close to overhead. During this timeframe, winds may gust to 45 MPH Saturday night. Once the area of low pressure moves to our northeast, winds will shift around to the west Sunday morning and diminish. Overall, storm total rainfall amounts across central Indiana continue to look like they will check-in between 1″ and 1.5″ for most with a few locally heavier reports. The last of the rain will exit to the northeast before sunrise Sunday.

Permanent link to this article: https://indywx.com/client-brief-updates-on-the-latest-with-saturdays-rain-wind/

Client Brief: Heavy Rain Saturday

Type: Heavy Rain

What: Heavy rain and gusty winds

When: Overnight Friday through Saturday

Rain Amounts: 1″ to 3″- see below on current thoughts

Wind: East 10-20 MPH with gusts to 30 MPH+

After a fairly quiet close to the work week, a vigorous upper low will track east out of OK, across northern AR, and northeast into the Ohio Valley. In response, a surface low will develop across the MS Valley Friday night, moving northeast into OH by Saturday night. The end result will be close to a (24) hr period of steady rain, at times heavy, across all of central Indiana. Additionally, we anticipate a period of gusty easterly winds Saturday morning into the afternoon hours. Widespread 1″ to 1.5″ rainfall can be expected with locally heavier amounts across central Indiana. Meanwhile, southern and southeastern Indiana can expect rainfall totals of 2″ to 3″ with locally heavier amounts. Rainfall coverage and intensity will diminish from southwest to northeast Saturday night.

Heavy rain will overspread central Indiana Saturday.

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Wet, Windy, And Stormy Day Ahead…

A cold front will push across the Ohio Valley today. Ahead of the front, widespread showers and thunderstorms are expected. A few of these storms may become strong to severe with damaging straight line winds being the biggest concern.

The Storm Prediction Center now includes portions of central Indiana in a ‘marginal’ risk for severe weather.

We expect a couple of rounds of storms today- one mid to late morning followed by another this evening directly ahead of the cold front.

Forecast radar 10a
Forecast radar 7p

Rain will end from west to east during the evening as the cold front sweeps across the state. Before that, some area rain gauges may accumulate around an inch of rain today (a few locally heavier totals possible).

The other headline today will be strong and gusty winds (originally out of the southwest before shifting to west this evening). Even outside of thunderstorms, gusts in excess of 40 MPH can be expected.

Drier and cooler air will arrive Tuesday through Thursday before another chilly, wet weather maker blows into town Thursday evening into Friday.

Permanent link to this article: https://indywx.com/wet-windy-and-stormy-day-ahead/