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Kentucky AI Weather Engine

Kentucky AI Forecasting Beta

Mon, Jun 1
Wed, Jun 3
Forecast For

Tuesday, June 2

Updated Jun 2, 7:17 AM EDT

NWS Alerts Active This Day

Flood Warning

Jun 1, 1:00 PM -> Jun 2, 2:00 PM
Severe Severity

Flood Warning issued June 1 at 12:00PM CDT until June 2 at 1:00PM CDT by NWS Paducah KY

Flood Warning

Jun 2, 12:40 PM -> Jun 2, 7:15 PM
Severe Severity

Flood Warning issued June 2 at 11:40AM CDT until June 2 at 6:07PM CDT by NWS Paducah KY

Confidence
85%

Abundant Sunshine with a Few Northeast Sprinkles

A tranquil and seasonably warm June day will prevail across most of Kentucky under high pressure. While a weak atmospheric disturbance will bring a chance for light morning or evening sprinkles to the northeast, the vast majority of the state will remain dry with temperatures in the upper 70s and low 80s.

Why is this happening?
Technical explanation of the atmospheric setup
Confidence Assessment

High agreement on the overall warm and dry pattern. Point deductions are taken for the timing and placement discrepancy of the weak shortwave in the northeast.

Get Personalized Forecasts

Choose which region in Kentucky you're interested in and we'll always show you that one first. You can change your selected region by clicking the "Star" icon on any regional forecast.

Purchase Area

Paducah, Murray, Mayfield
Sunny and Warm
Sunny
81°/ 62°

Northwest Pennyrile

Owensboro, Henderson, Morganfield
Bright and Pleasant
Sunny
80°/ 62°

Southwest Pennyrile

Hopkinsville, Madisonville, Princeton
Abundant Sunshine
Sunny
80°/ 61°

Barren River

Bowling Green, Glasgow, Franklin
Clear and Seasonable
Sunny
79°/ 61°

Louisville Metro

Louisville, La Grange, Shepherdsville
Sunny and Breezy
Sunny
78°/ 61°

Lincoln Trail

Elizabethtown, Bardstown, Leitchfield
Crisp Morning, Sunny Afternoon
Sunny
77°/ 59°

Lake Cumberland

Somerset, Columbia, Monticello
Great Lake Weather
Sunny
78°/ 58°

Northern Kentucky

Covington, Florence, Independence
Sunny and Refreshing
Sunny
75°/ 57°

Inner Bluegrass

Lexington, Georgetown, Winchester
Breezy and Clear
Sunny
75°/ 56°

Bluegrass Foothills

Richmond, Danville, Berea
Pleasant and Sunny
Sunny
76°/ 54°

Northeast Kentucky

NUISANCE
Ashland, Morehead, Grayson
Stray Morning or Evening Sprinkles
Rain
76°/ 53°

Southeast Kentucky

Hazard, Pikeville, Harlan
Quiet Mountain Day
Sunny
76°/ 52°

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.

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The 'Boom' Scenario

If low-level moisture recovery is slightly more aggressive than modeled, the shortwave in the northeast could produce a few localized areas of 0.05" rainfall, and the Purchase region could see morning cloud cover linger longer.

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The 'Bust' Scenario

A 'Bust' scenario involves the mid-level dry air winning out completely, resulting in nothing more than scattered high clouds in the northeast and wall-to-wall sunshine elsewhere with slightly higher afternoon temperatures.

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 Shortwave Shunt

The GFS is an outlier, depicting a weak moisture plume clipping the far Western Purchase in the morning. The NAM and Euro both focus the energy in the Northeast, though they disagree on timing (NAM is late evening, Euro is morning).

GFS
VS
NAM
VS
EURO
Why EURO Wins

The Euro and NAM show better synoptic agreement on the placement of the shortwave energy in the Northeast. The GFS solution in the west appears to be a 'phantom' moisture smear typical of its lower resolution in weak-forcing regimes.

Affected Regions
PURCHASENORTHEAST KY

The Mixing Margin

Disagreement exists regarding peak wind gusts and afternoon humidity. The GFS is more aggressive with mixing down higher momentum air from 5kft, leading to gusts near 30 mph.

GFS
VS
NAM
Why BLEND Wins

While NAM is often better at boundary layer resolution, the pressure gradient between the departing low to the north and the ridge to the south supports at least moderate breeziness.

Affected Regions
LOUISVILLE METROBLUEGRASS CORENORTHERN KY

Technical Analysis

This section provides a deep, physics-based explanation of the weather. Our AI system analyzed multiple atmospheric layers and variables from all available models to synthesize this technical overview.

Below you'll find detailed breakdowns of the atmospheric dynamics that are driving today's forecast, including thermodynamics, kinematics, and hydrology.

Thermodynamics

Stability & Temperatures

How temperature changes with altitude. This determines whether precipitation falls as rain, snow, sleet, or freezing rain based on the vertical temperature profile.

Thermal Profile Overview

Standard early-summer profile with a dry adiabatic lapse rate in the boundary layer. No significant capping inversions are noted, but deep moisture is absent.

Thermal Boundary

The primary baroclinic zone remains well north of the state, near the Great Lakes, leaving Kentucky in a stable air mass.

Diurnal Trend

A classic diurnal curve is expected. Clear skies will allow for efficient radiational cooling overnight, followed by rapid heating after 14Z.

Kinematics

Wind & Energy

Wind patterns and atmospheric energy. Frontal passages, jet stream positioning, and vorticity tell us where and when lift will generate precipitation.

Frontal Passage

No front will pass. Winds will shift slightly from SW to W as a weak surface high nudges eastward along the Gulf Coast.

Jet Stream Support

The polar jet is positioned well to the north. Only marginal upper-level divergence is available via the weak shortwave traversing the Ohio Valley.

Energy Status

A compact, low-amplitude shortwave is the only source of lift, primarily affecting the NORTHEAST_KY region.

Hydrology

Moisture & Precipitation

Moisture content and precipitation character. This reveals whether the atmosphere is saturated enough to produce precipitation, and what type to expect (steady vs. bursts).

Saturation Status

The column is mostly dry. Significant dewpoint depressions at the surface (15-20°F) create a high risk of virga, where precipitation evaporates before reaching the ground.

Precipitation Character

Precipitation will be light, stratiform, and intermittent. No convection or thunder is expected given CAPE values of 0 J/kg.

Flooding Context

Zero flooding risk. Soils are receptive to the minimal moisture expected.

Celestial Almanac

Moon Phase

Waning Gibbous

96% Illumination
Moonrise
10:50 PM
Moonset
8:05 AM
Purchase Area
Sunrise
6:37 AM
Sunset
9:10 PM
Civil Dawn
6:06 AM
Civil Dusk
9:40 PM
Northwest Pennyrile
Sunrise
6:29 AM
Sunset
9:06 PM
Civil Dawn
5:58 AM
Civil Dusk
9:37 PM
Southwest Pennyrile
Sunrise
6:33 AM
Sunset
9:05 PM
Civil Dawn
6:03 AM
Civil Dusk
9:35 PM
Barren River
Sunrise
6:29 AM
Sunset
9:01 PM
Civil Dawn
5:58 AM
Civil Dusk
9:31 PM
Louisville Metro
Sunrise
6:22 AM
Sunset
9:02 PM
Civil Dawn
5:51 AM
Civil Dusk
9:33 PM
Lincoln Trail
Sunrise
6:24 AM
Sunset
9:01 PM
Civil Dawn
5:53 AM
Civil Dusk
9:31 PM
Lake Cumberland
Sunrise
6:21 AM
Sunset
8:54 PM
Civil Dawn
5:50 AM
Civil Dusk
9:24 PM
Northern Kentucky
Sunrise
6:15 AM
Sunset
8:59 PM
Civil Dawn
5:43 AM
Civil Dusk
9:31 PM
Inner Bluegrass
Sunrise
6:18 AM
Sunset
8:56 PM
Civil Dawn
5:47 AM
Civil Dusk
9:27 PM
Bluegrass Foothills
Sunrise
6:18 AM
Sunset
8:55 PM
Civil Dawn
5:47 AM
Civil Dusk
9:25 PM
Northeast Kentucky
Sunrise
6:09 AM
Sunset
8:50 PM
Civil Dawn
5:38 AM
Civil Dusk
9:21 PM
Southeast Kentucky
Sunrise
6:15 AM
Sunset
8:49 PM
Civil Dawn
5:44 AM
Civil Dusk
9:19 PM

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.