Monday, April 13
How Did We Do?
Comparing our AI forecast to actual observations from Monday, April 13, 2026.
Regional Assessments
Purchase Area
Northwest Pennyrile
Southwest Pennyrile
Barren River
Louisville Metro
Lincoln Trail
Lake Cumberland
Northern Kentucky
Inner Bluegrass
Bluegrass Foothills
Northeast Kentucky
Southeast Kentucky
Early Summer Warmth with Blustery Winds and Passing Showers
A surge of warm, moist air will drive temperatures well above seasonal averages across Kentucky this Monday. While most of the day will be dry, a quick-moving upper-level disturbance will trigger scattered light rain showers, primarily across the western and central counties. High wind gusts up to 40 mph will be the most significant weather impact statewide.
Confidence Assessment
Confidence is high regarding the very warm temperatures and wind-driven nature of the day. Confidence is slightly lower on the exact footprint of measurable rainfall due to significant dry air in the low-levels which may lead to virga.
Get Personalized Forecasts
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Purchase Area
Expect a very warm day with temperatures reaching near 80 degrees. Light rain showers will be most common during the morning hours, with total rainfall amounts around 0.10 inches. Winds will be active, with gusts frequently reaching 35 mph through the afternoon.
Northwest Pennyrile
A wet start to the day is likely with steady light rain in the morning tapering to drizzle by afternoon. Total accumulations should be around 0.15 inches. Highs will reach the upper 70s under mostly cloudy skies.
Southwest Pennyrile
A very warm and humid day with a few passing light showers. Rain totals will be minimal, around 0.05 inches. Expect clearing skies by the late afternoon with highs near 80.
Barren River
It will be a grey but warm day for the Bowling Green area. A few light showers or sprinkles are possible, totaling about 0.05 inches. Wind gusts of 32 mph will make it feel blustery at times.
Louisville Metro
Louisville will see a damp morning commute with light rain showers. Rainfall will be around 0.10 inches. Winds will gust to 36 mph, especially around the downtown area.
Lincoln Trail
Expect a few hours of steady light rain during the morning and midday. Total rainfall will be near 0.15 inches. Temperatures stay very mild in the 70s with wind gusts up to 35 mph.
Lake Cumberland
A mostly cloudy day with a few light showers or sprinkles possible between noon and 4 PM. Accumulations will be less than 0.10 inches. Winds will be lighter than the rest of the state, gusting to 25 mph.
Northern Kentucky
Temperatures will approach 80 degrees, but the main story will be the wind. Gusts up to 38 mph are likely through the afternoon. A few passing light showers may occur during the morning.
Inner Bluegrass
Lexington will see the strongest winds in the state today, with gusts reaching 40 mph. Secure any loose outdoor furniture. A stray light shower is possible, but most areas will remain dry with totals near 0.05 inches.
Bluegrass Foothills
Warm and breezy with highs in the mid-70s. While a shower may drift through, significant rainfall is not expected. Wind gusts will reach 35 mph throughout the day.
Northeast Kentucky
One of the warmest spots in Kentucky today with highs near 80 degrees. Expect a mix of sun and clouds. Rain is unlikely, with only a trace of moisture possible as the system stays to the west.
Southeast Kentucky
A beautiful spring day for the mountains with highs in the mid-70s. Skies will be partly to mostly cloudy but rain is not expected. Winds will be breezy at the ridges with gusts to 30 mph.
Possible Outcomes
Weather forecasting involves uncertainty. Below are two scenarios representing the range of possible outcomes: the "Boom" scenario shows the worst-case/highest-impact result if conditions align unfavorably, while the "Bust" scenario shows the best-case/lowest-impact result if the forecast doesn't materialize as expected.
The 'Boom' Scenario
The 'Boom' scenario occurs if the mid-level moisture is deeper than currently modeled, allowing the GFS-favored coverage to verify. This would result in widespread 0.25-0.50" of rain and wind gusts exceeding 45 mph in the Bluegrass and Northern KY regions.
The 'Bust' Scenario
The 'Bust' scenario involves the dry air in the lower 3,000 feet winning out. This would lead to widespread virga (rain evaporating before hitting the ground), leaving the state with nothing more than thick cloud cover and breezy conditions.
Model Disagreements
When models disagree, a call must be made to determine the most likely outcome. This decision is based on a combination of factors including model performance, historical data, and the models general accounting of each climatic region of Kentucky.
The Wind Gust Discrepancy
The NAM and GFS indicate significant momentum transfer from the 850mb jet, suggesting gusts of 35-40+ mph. The Euro and GEM are much more conservative, keeping gusts under 25 mph.
Why NAM Wins
In pre-frontal warm sector regimes with clear afternoon mixing, the NAM and GFS typically resolve the downward momentum transfer of the low-level jet more accurately than global models.
Central Kentucky Precipitation Bullseye
The NAM targets the Lincoln Trail and Lake Cumberland regions with a localized strip of 0.20" rainfall, while the GFS shifts the heavier totals further west into the Purchase and Pennyrile regions.
Why UNCERTAIN Wins
The weak nature of the shortwave makes the exact placement of the moisture ribbon difficult to pin down; a blend is used to cover both possibilities.
Celestial Almanac
Waning Crescent
Purchase Area
Northwest Pennyrile
Southwest Pennyrile
Barren River
Louisville Metro
Lincoln Trail
Lake Cumberland
Northern Kentucky
Inner Bluegrass
Bluegrass Foothills
Northeast Kentucky
Southeast Kentucky
Dive Deeper Into the Models
This forecast is a synthesis of raw data from the NAM, GFS, ECMWF, and GEM models. These models provide detailed atmospheric analyses including 500mb vorticity, precipitation rates, and more. You can take a look at the raw model data by clicking the links below.