Predicting Storms Months In Advance: The LRC (2024)

Forecasting is as much an art as it is a science. Which computer model is correct? Which one is closest? What model shows the closest to what I think will happen? These are all questions that meteorologists face when predicting the weather that will affect you, your friends, and your family'splans.Reliability starts to tail off once you get past 7-10 days using most computer models. Depending on the model and observer... reliability could drop offjust a few days down the road. But what if there was a way to predict the weather with the same accuracyas a 7-10 day forecast... Weeks and months into the future?

The Lezak Recurring Cycle (LRC) is just that. This "new" way of forecasting is a great tool to have and use when predicting what the weather may be like weeks and months down the road. When and where is it most likelyto have a severe weather outbreak? When will the next winter storm hit? When is the next atmospheric river going to hit the West Coast? Will there be a drought? Will it rain on my wedding date? All these questions can be answered with the LRC. But how does it work?

The LRC is a new and different way of predicting the weather compared to traditional physics-based computer models. Simply put what has already happened will happen again, the LRC is based ona cycling weather pattern. Early October every year a new and unique pattern sets up ( Possibly due tothe North Pole beingin twilight from the Autumn Equinox until early October, after which it is in full darkness for the Winter. )

This weather pattern willtypically last between 40-60 days but could be as short as 30 or as long as 70+ days. When trained in the LRC you can pick out key features in the upper air winds to determine how long these cycles are and then predict what the future will look like based on what has already happened. The Moon revolves around the Earthin a cycle. As does the Earth around the Sun which brings us our different seasons. Phases of the moon and tides go in cycles. There are so many cycles, why couldn't the weather workin cycles?
Predicting Storms Months In Advance: The LRC (1)

Of course, the LRC is much more complicated than that, when put in very simple terms that's how it works. Many things come together to make that possible such as influences on the LRC likeEl Ninoand La Nina. These each play a role in what the weather is more likely to be like. But that is not the case every year.Look at California last year, predicted to be adry winter simply based on La Nina. Record precipitation fell in areas of California and the Mountains thatwinterof 2022/2023 when all were calling for a drierwinter except the LRC. I'm not saying that there's no use or validity to what the weather will be like based on typical weather patterns during El Nino or La Nina, there is! Butthe LRC is the centerpieceof the forecasting puzzle.

Take a look at a couple of predictions andexamples of the LRC at work from this year so far.These are upper air maps at the 500 millibar level or approximately 18,000 feet aloft. The dips or troughs in the wind flow are storm systems.Let's take a look at the Northern Plains First and then the West Coast Atmospheric Rivers, and Eastern USStorms:

Cycle two of this year's LRC. Christmas, December 25, 2023,portions of North Dakota,South Dakota, and Minnesotawere hit with a very significant ice storm that snapped hundredsof power poles in ND and cut off power for some fora week! Record rainfall hit portions of North Dakota, South Dakota, and Minnesota followed by ice accumulations of a tenth of an inch to three quarters of an inch...in spots of an inch or greater, and then light snow.
Predicting Storms Months In Advance: The LRC (2)
We forecastedanother possiblyimpactful storm to hit the area approximately 45 days later around the 7/8 of February but likely not as significant as the Christmas Day ice storm. Sure enough, right on schedule another storm pounded into the West Coast, rodeover the Rockies, and pushed into the Northern Plains bringing another round of record precipitation for the day,ice, and light snow. Not anything like the amount of ice seen in the prior cycle due to a much faster progression of the storm andthe speed of the turnover from rain to snow but just enough to create someicy roads, especially as temperatures dropped below freezing with the wet roads from the rain and drizzle.
Predicting Storms Months In Advance: The LRC (3)
This portion of the LRC will cycle back through again around the 25th of March. Will it be all rainor will it be cold enough for snow? likely we will see ascenario similar to the past two. Starting as rain then turning over to snow on the backside of the storm with wind. You can follow along with our calendar where I have analyzed this year's LRC to forecast for possible storms and weather up in the Northern Plains centering in Fargo ND.
Here is a link to the calendar.

Now for the West and East Coast:
During the first cycle of the yearsLRC the east coast was dealing with another storm after it had crossed the county while areas of the West Coast and the Pacific Northwestwere preparing for another storm system offshore.
Predicting Storms Months In Advance: The LRC (4)
Cycle two, the east coast was hit with another storm while the West Coast prepared for another dangerous atmosphericriver of moisture!

Predicting Storms Months In Advance: The LRC (5)
Predicting Storms Months In Advance: The LRC (6)
The Los Angeles Times wrote of the record rains and damage produced by the flooding and mudslides.
Using the LRC you could know that this was going to more than likely happen again to some degree and oh did it ever...
Here is a post from Gary Lezak, CEO and owner of Weather20/20, the man behind the LRC from the 20th of December of 2023.

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Coincidence that these storms hit in such a similar way? Maybe but a third time? Here is cycle three.
Predicting Storms Months In Advance: The LRC (8)
Predicting Storms Months In Advance: The LRC (9)
Predicting Storms Months In Advance: The LRC (10)
Be watching Mid-March for another big storm to hit the West Coast that will track across the country into the Northern Plains and or Great Lakes area.

Like all models, the LRC is not perfect but I have used it for the past three years and have been beyond impressed with its accuracy, as have our listeners. I've used it and have seenityield outlooks months in advance for when and where severe weather outbreaks would hit, hurricanes, heat waves, and Arctic outbreaks. It's truly an amazing tool to have when forecasting long-range.

Meteorologist,
Justin Storm

Predicting Storms Months In Advance: The LRC (2024)

FAQs

How far in advance can thunderstorms be predicted? ›

The Short Answer: A seven-day forecast can accurately predict the weather about 80 percent of the time and a five-day forecast can accurately predict the weather approximately 90 percent of the time. However, a 10-day—or longer—forecast is only right about half the time.

What is the LRC weather pattern? ›

The LRC methodology, simply put is that each fall, a new unique weather pattern sets up varying in length each year, then cycles through the year until a new pattern forms for the following fall. In most years the LRC cycle lasts between 40-60 days but can be shorter or longer.

How accurate is the LRC? ›

91% Accuracy in predicting Severe Weather Far In Advance.

Which storm type is hardest to predict? ›

Hurricanes are more predictable much easier to predict then Tornados. Hurricanes give several days in advance the water temperature gives much information. Tornados however manytimes can just spinup with no warning at times.

What months are thunderstorms most likely to occur in? ›

when are thunderstorms most likely? Thunderstorms are most likely to happen in the spring and summer months and during the afternoon and evening hours but can occur year-round and at all hours.

How far in advance can you get a weather forecast? ›

At the moment, meteorologists are able to make useful forecasts up to one week in advance. “A major goal of our work is to be able to say what the weather will be like a month ahead,” explains Rowan Sutton, climate scientist at the National Centre for Atmospheric Science and the University of Reading.

What are the 4 weather patterns? ›

The patterns of weather are tied to the four seasons: summer, winter, spring, and fall. There are a few different weather patterns that you may already know about, such as hot and dry, wet and rainy, or cold.

Are we in a La Niña pattern now? ›

Not Active: ENSO Alert System is not active. Neither El Niño nor La Niña are observed or expected in coming 6 months.

How do you predict weather patterns? ›

This is done by examining a large quantity of observation data including surface observations, satellite imagery, radar data, radiosonde data, upper-air data, wind profilers, aircraft observations, river gauges, and simply looking outside.

What is Gary Lezak doing? ›

A peer-reviewed paper was published in 2018, so Gary is now an author of a scientific discovery. He also has written a beautiful children's story called “It's A Sunny Life.” In Gary's free time, he works out and enjoys watching his favorite sports teams, the Chiefs, Royals and Sporting KC.

Is Katie Horner a meteorologist? ›

Katie Horner joins KMBC as a Meteorologist with more than 15 years of experience forecasting in KC.

What state has the most tornadoes? ›

Texas leads the nation in the number of tornadoes that occur each year on average, followed by Kansas. Texas leads the nation for the average number each year only because of its size.

What is the rarest storm ever? ›

The strongest tropical cyclone recorded worldwide, as measured by minimum central pressure, was Typhoon Tip, which reached a pressure of 870 hPa (25.69 inHg) on October 12, 1979.

How can you tell a storm is coming? ›

Keep an eye on the sky. Pay attention to weather clues around you that may warn of imminent danger. Look for darkening skies, flashes of lightning, or increasing wind, which may be signs of an approaching thunderstorm.

How far in advance can you see a storm? ›

We can look at weather patterns beyond a week to know if the pattern will be favorable for storm development in certain areas, but we can't forecast specific storm tracks and details. Most forecasters will keep their weather forecasts within a week to avoid being wrong or changing their forecasts constantly.

What is the 30 second rule for thunderstorms? ›

When You See Lightning, Count The Time Until You Hear Thunder. If That Is 30 Seconds Or Less, The Thunderstorm Is Close Enough To Be Dangerous – Seek Shelter (if you can't see the lightning, just hearing the thunder is a good back-up rule). Wait 30 Minutes Or More After The Lightning Flash Before Leaving Shelter.

How predictable are thunderstorms? ›

Forecasting thunderstorms is not easy. Thunderstorm processes are very nonlinear (e.g., thunderstorms grow explosively), and are extremely dependent on initial conditions such as triggering, shear, and static stability.

Can lightning be predicted in advance? ›

Forecasters can and do forecast the likelihood of intense lightning activity. However, it is impossible to forecast individual strikes because lightning is so widespread, frequent and random.

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