kywx
Kentucky AI Weather Engine

Kentucky AI Forecasting Beta

Sat, May 23
Mon, May 25
Forecast For

Sunday, May 24

Updated May 24, 7:00 AM EDT

NWS Alerts Active This Day

Flood Advisory

May 23, 9:40 PM -> May 23, 11:00 PM
Minor Severity

Flood Advisory issued May 23 at 9:40PM EDT until May 23 at 11:00PM EDT by NWS Jackson KY

Special Weather Statement

May 23, 10:43 PM -> May 23, 11:15 PM
Moderate Severity

Special Weather Statement issued May 23 at 10:43PM EDT by NWS Jackson KY

Flood Watch

May 23, 10:48 PM -> May 24, 4:00 AM
Severe Severity

Flood Watch issued May 23 at 10:48PM EDT until May 24 at 4:00AM EDT by NWS Charleston WV

Flood Advisory

May 24, 1:55 AM -> May 24, 5:00 AM
Minor Severity

Flood Advisory issued May 24 at 1:55AM EDT until May 24 at 5:00AM EDT by NWS Jackson KY

Flood Advisory

May 24, 2:51 AM -> May 24, 6:00 AM
Minor Severity

Flood Advisory issued May 24 at 2:51AM EDT until May 24 at 6:00AM EDT by NWS Jackson KY

Flood Watch

May 24, 12:52 PM -> May 24, 9:00 PM
Severe Severity

Flood Watch issued May 24 at 12:52PM EDT until May 25 at 2:00AM EDT by NWS Charleston WV

Flood Watch

May 24, 12:55 PM -> May 24, 11:00 PM
Severe Severity

Flood Watch issued May 24 at 12:55PM EDT until May 24 at 11:00PM EDT by NWS Jackson KY

Flood Watch

May 24, 12:55 PM -> May 24, 11:00 PM
Severe Severity

Flood Watch issued May 24 at 12:55PM EDT until May 25 at 2:00AM EDT by NWS Jackson KY

Flood Warning

May 24, 5:12 PM -> May 25, 5:15 AM
Severe Severity

Flood Warning issued May 24 at 5:12PM EDT until May 26 at 2:30PM EDT by NWS Wilmington OH

Flood Advisory

May 24, 5:40 PM -> May 24, 8:45 PM
Minor Severity

Flood Advisory issued May 24 at 5:40PM EDT until May 24 at 8:45PM EDT by NWS Wilmington OH

Flood Watch

May 24, 6:22 PM -> May 24, 11:00 PM
Severe Severity

Flood Watch issued May 24 at 6:22PM EDT until May 24 at 11:00PM EDT by NWS Louisville KY

Flood Watch

May 24, 6:30 PM -> May 24, 11:00 PM
Severe Severity

Flood Watch issued May 24 at 6:30PM EDT until May 24 at 11:00PM EDT by NWS Wilmington OH

Flash Flood Warning

May 24, 7:19 PM -> May 24, 8:45 PM
Severe Severity

Flash Flood Warning issued May 24 at 7:19PM EDT until May 24 at 8:45PM EDT by NWS Jackson KY

Flood Advisory

May 24, 7:39 PM -> May 24, 9:00 PM
Minor Severity

Flood Advisory issued May 24 at 7:39PM EDT until May 24 at 9:00PM EDT by NWS Jackson KY

Flood Advisory

May 24, 7:45 PM -> May 24, 9:15 PM
Minor Severity

Flood Advisory issued May 24 at 7:45PM EDT until May 24 at 9:15PM EDT by NWS Jackson KY

Confidence
85%

Kentucky's Soggy Sunday: Widespread Rain Dampens the State

A slow-moving weather system will traverse the Commonwealth on Sunday, bringing widespread cloud cover and persistent rain showers. While rainfall totals will vary, most of the state can expect a damp day with mild temperatures in the 60s and 70s. No severe weather or wintry precipitation is expected.

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

High confidence exists for precipitation occurrence and thermal profiles. The only uncertainty remains in the exact placement of the heaviest rainfall bands, leading to a minor deduction.

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

NUISANCE
Paducah, Murray, Mayfield
Morning Showers Tapering Off
Rain
74°/ 64°

Northwest Pennyrile

NUISANCE
Owensboro, Henderson, Morganfield
Cloudy with Afternoon Drizzle
Rain
73°/ 64°

Southwest Pennyrile

NUISANCE
Hopkinsville, Madisonville, Princeton
Persistent Rain for much of Sunday
Rain
74°/ 65°

Barren River

NUISANCE
Bowling Green, Glasgow, Franklin
Breezy and Soggy Conditions
Rain
75°/ 67°

Louisville Metro

NUISANCE
Louisville, La Grange, Shepherdsville
A Grey and Rainy Day in the City
Rain
71°/ 64°

Lincoln Trail

NUISANCE
Elizabethtown, Bardstown, Leitchfield
Soggy Conditions Across the Plateau
Rain
71°/ 65°

Lake Cumberland

NUISANCE
Somerset, Columbia, Monticello
Heavy Rain Possible near the Lake
Rain
75°/ 65°

Northern Kentucky

NUISANCE
Covington, Florence, Independence
Showers and Cool River Breezes
Rain
72°/ 63°

Inner Bluegrass

IMPACTFUL
Lexington, Georgetown, Winchester
A Very Rainy Day for the Bluegrass
Rain
71°/ 65°

Bluegrass Foothills

NUISANCE
Richmond, Danville, Berea
Wet and Windy in the Foothills
Rain
73°/ 65°

Northeast Kentucky

NUISANCE
Ashland, Morehead, Grayson
Rain Arrives and Lingers
Rain
75°/ 66°

Southeast Kentucky

NUISANCE
Hazard, Pikeville, Harlan
Evening Rain for the Mountains
Rain
76°/ 65°

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

If the NAM's higher moisture totals verify and the trough slows further, much of Central Kentucky could see rainfall totals exceeding 1.5 inches, potentially leading to localized ponding on roads.

💨

The 'Bust' Scenario

If the GFS's drier mid-level air filters in faster, rainfall could be limited to intermittent light drizzle and trace amounts, specifically in the Western Purchase and Northwest Pennyrile regions.

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.

Bluegrass QPF Bullseye

The NAM is an aggressive outlier, forecasting over 1.4 inches of rain for Lexington, whereas the GFS and GEM are much lower, closer to 0.4 inches.

NAM
VS
GFS
VS
GEM
Why BLEND Wins

While the NAM often captures localized moisture plumes better, its 1.4 inch total is currently an outlier. A blend captures the high-end potential without overcommitting to the NAM's extreme solution.

Affected Regions
BLUEGRASS COREBLUEGRASS FOOTHILLS

The Western Moisture Disconnect

A significant disagreement exists regarding moisture depth in Western Kentucky. The GFS and NAM suggest mid-level dry air will significantly limit rainfall totals, while the Euro and GEM maintain a more saturated column with higher accumulations.

NAM
VS
GFS
VS
EURO
Why EURO Wins

The Euro and GEM show better synoptic consistency with the upstream moisture plume. The GFS 'Smear' effect is likely underestimating the coverage of measurable rain in this moisture-rich environment.

Affected Regions
PURCHASENORTHWEST PENNYRILE

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

The vertical temperature stack reveals a classic moist adiabatic lapse rate with no significant inversions. All layers from the surface through the mid-troposphere remain well above freezing.

Thermal Boundary

The primary baroclinic zone and freezing line remain far north near the Canadian border; Kentucky is fully entrenched in a warm, moist sector.

Diurnal Trend

A flat diurnal curve is expected due to 90-100% cloud cover and evaporative cooling from steady rainfall, limiting the temperature spread to approximately 10 degrees.

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 distinct surface cold front is observed. Instead, a weak pressure trough is moving through, evidenced by a subtle wind shift from the south to the southwest.

Jet Stream Support

The state is positioned in the favorable right-entrance region of a 250mb jet streak, providing the necessary synoptic-scale divergence to sustain widespread showers.

Energy Status

A compact shortwave trough is pivoting through the Ohio Valley, with vorticity advection peaking between 12Z and 21Z.

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 deeply saturated below 500mb. Minimal dewpoint depressions eliminate virga risk, ensuring rain reaches the surface efficiently.

Precipitation Character

Precipitation will be predominantly stratiform. The total lack of CAPE precludes any convective or severe thunderstorm threat.

Flooding Context

While rainfall will be widespread, rates will remain generally below 0.25 inches per hour, keeping totals well below flash flood thresholds.

Celestial Almanac

Moon Phase

Waxing Gibbous

61% Illumination
Moonrise
2:52 PM
Moonset
3:05 AM
Purchase Area
Sunrise
6:41 AM
Sunset
9:04 PM
Civil Dawn
6:11 AM
Civil Dusk
9:33 PM
Northwest Pennyrile
Sunrise
6:33 AM
Sunset
8:59 PM
Civil Dawn
6:03 AM
Civil Dusk
9:30 PM
Southwest Pennyrile
Sunrise
6:37 AM
Sunset
8:59 PM
Civil Dawn
6:07 AM
Civil Dusk
9:28 PM
Barren River
Sunrise
6:33 AM
Sunset
8:55 PM
Civil Dawn
6:03 AM
Civil Dusk
9:24 PM
Louisville Metro
Sunrise
6:26 AM
Sunset
8:55 PM
Civil Dawn
5:56 AM
Civil Dusk
9:26 PM
Lincoln Trail
Sunrise
6:28 AM
Sunset
8:54 PM
Civil Dawn
5:58 AM
Civil Dusk
9:24 PM
Lake Cumberland
Sunrise
6:25 AM
Sunset
8:48 PM
Civil Dawn
5:55 AM
Civil Dusk
9:17 PM
Northern Kentucky
Sunrise
6:19 AM
Sunset
8:52 PM
Civil Dawn
5:48 AM
Civil Dusk
9:23 PM
Inner Bluegrass
Sunrise
6:22 AM
Sunset
8:50 PM
Civil Dawn
5:52 AM
Civil Dusk
9:20 PM
Bluegrass Foothills
Sunrise
6:22 AM
Sunset
8:48 PM
Civil Dawn
5:52 AM
Civil Dusk
9:18 PM
Northeast Kentucky
Sunrise
6:13 AM
Sunset
8:43 PM
Civil Dawn
5:43 AM
Civil Dusk
9:14 PM
Southeast Kentucky
Sunrise
6:19 AM
Sunset
8:42 PM
Civil Dawn
5:49 AM
Civil Dusk
9:12 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.