kywx
Kentucky AI Weather Engine

Kentucky AI Forecasting Beta

Thu, Apr 23
Sat, Apr 25
Forecast For

Friday, April 24

Updated Apr 24, 6:56 AM EDT
Confidence
85%

How Did We Do?

Comparing our AI forecast to actual observations from Friday, April 24, 2026.

Temperature
±1.5°F
Average Error
Precipitation
±1.87"
Average Error
Wind Speed
±5.8mph
Average error

Regional Assessments

Purchase Area

Paducah, Murray, Mayfield
Temperature
Forecast
74° / 61°
Actual
77° / 60°
Error: -3°F high, 1°F low
Precipitation
Forecast
0.2"
Actual
6.43"
±6.2299999999999995" off
Wind Speed
Forecast
13 / 30 mph
Actual
6 / 23 mph
Mesonet Stations HCKM, BAND

Northwest Pennyrile

Owensboro, Henderson, Morganfield
Temperature
Forecast
78° / 62°
Actual
78° / 60°
Error: 0°F high, 2°F low
Precipitation
Forecast
0.25"
Actual
0.88"
±0.63" off
Wind Speed
Forecast
14 / 28 mph
Actual
7 / 25 mph
Mesonet Stations FRNY, RPTN, GRHM, DIXO

Southwest Pennyrile

Hopkinsville, Madisonville, Princeton
Temperature
Forecast
79° / 62°
Actual
76° / 56°
Error: 3°F high, 6°F low
Precipitation
Forecast
0.25"
Actual
2.73"
±2.48" off
Wind Speed
Forecast
14 / 25 mph
Actual
7 / 24 mph
Mesonet Stations PRNC, PGHL, ERLN, CADZ, CCTY

Barren River

Bowling Green, Glasgow, Franklin
Temperature
Forecast
81° / 60°
Actual
81° / 50°
Error: 0°F high, 10°F low
Precipitation
Forecast
0.15"
Actual
3.69"
±3.54" off
Wind Speed
Forecast
13 / 25 mph
Actual
6 / 27 mph
Mesonet Stations FARM, WDBY, EWPK

Louisville Metro

Louisville, La Grange, Shepherdsville
Temperature
Forecast
80° / 63°
Actual
80° / 58°
Error: 0°F high, 5°F low
Precipitation
Forecast
0.15"
Actual
0.78"
±0.63" off
Wind Speed
Forecast
12 / 25 mph
Actual
9 / 26 mph
Mesonet Stations LGRN

Lincoln Trail

Elizabethtown, Bardstown, Leitchfield
Temperature
Forecast
80° / 60°
Actual
82° / 52°
Error: -2°F high, 8°F low
Precipitation
Forecast
0.15"
Actual
8.9"
±8.75" off
Wind Speed
Forecast
12 / 24 mph
Actual
6 / 26 mph
Mesonet Stations CRMT, BLRK, CCLA, BRND, HARD

Lake Cumberland

Somerset, Columbia, Monticello
Temperature
Forecast
79° / 57°
Actual
82° / 43°
Error: -3°F high, 14°F low
Precipitation
Forecast
0.02"
Actual
0"
✓ Within forecast range
Wind Speed
Forecast
10 / 18 mph
Actual
4 / 21 mph
Mesonet Stations PCWN, CMBA, GRDR, WOOD, GRBG

Northern Kentucky

Covington, Florence, Independence
Temperature
Forecast
82° / 61°
Actual
81° / 58°
Error: 1°F high, 3°F low
Precipitation
Forecast
0.1"
Actual
0"
✓ Within forecast range
Wind Speed
Forecast
12 / 26 mph
Actual
5 / 25 mph
Mesonet Stations HHTS, HUEY

Inner Bluegrass

Lexington, Georgetown, Winchester
Temperature
Forecast
81° / 59°
Actual
81° / 55°
Error: 0°F high, 4°F low
Precipitation
Forecast
0.05"
Actual
0"
✓ Within forecast range
Wind Speed
Forecast
12 / 21 mph
Actual
7 / 23 mph
Mesonet Stations LXGN, SPIN

Bluegrass Foothills

Richmond, Danville, Berea
Temperature
Forecast
80° / 58°
Actual
82° / 53°
Error: -2°F high, 5°F low
Precipitation
Forecast
0.01"
Actual
0"
✓ Within forecast range
Wind Speed
Forecast
11 / 20 mph
Actual
5 / 20 mph
Mesonet Stations LGNT

Northeast Kentucky

Ashland, Morehead, Grayson
Temperature
Forecast
83° / 57°
Actual
82° / 44°
Error: 1°F high, 13°F low
Precipitation
Forecast
0"
Actual
0"
✓ Within forecast range
Wind Speed
Forecast
8 / 18 mph
Actual
3 / 21 mph
Mesonet Stations MRHD, CHTR

Southeast Kentucky

Hazard, Pikeville, Harlan
Temperature
Forecast
80° / 57°
Actual
83° / 46°
Error: -3°F high, 11°F low
Precipitation
Forecast
0"
Actual
0"
✓ Within forecast range
Wind Speed
Forecast
7 / 15 mph
Actual
3 / 20 mph
Mesonet Stations BMBL, QKSD, BNVL, VEST, RFVC, RFSM, PBDY

Early Summer Warmth Followed by Evening Rain Showers

An unseasonably warm day with temperatures climbing into the 80s will be followed by a progressive weather system bringing light to moderate rain showers from west to east.

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

High agreement on the unseasonable warmth and the existence of a rain-producing system. The only uncertainty lies in the exact timing of saturation and the impact of the dry lower-level air in the east.

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 Clouds, Afternoon Showers
Rain
74°/ 61°

Northwest Pennyrile

NUISANCE
Owensboro, Henderson, Morganfield
A Wet Afternoon Commute
Rain
78°/ 62°

Southwest Pennyrile

NUISANCE
Hopkinsville, Madisonville, Princeton
Steady Rain Developing Late
Rain
79°/ 62°

Barren River

NUISANCE
Bowling Green, Glasgow, Franklin
Hot Afternoon, Showers After Dark
Rain
81°/ 60°

Louisville Metro

NUISANCE
Louisville, La Grange, Shepherdsville
Metro Showers During the Evening Rush
Rain
80°/ 63°

Lincoln Trail

NUISANCE
Elizabethtown, Bardstown, Leitchfield
Very Warm with Evening Rain
Rain
80°/ 60°

Lake Cumberland

Somerset, Columbia, Monticello
Sunny and Warm Before Late Sprinkles
Cloudy
79°/ 57°

Northern Kentucky

NUISANCE
Covington, Florence, Independence
Hot with a Few Evening Showers
Rain
82°/ 61°

Inner Bluegrass

Lexington, Georgetown, Winchester
Summer Warmth, Evening Virga
Rain
81°/ 59°

Bluegrass Foothills

Richmond, Danville, Berea
Warm Afternoon, Late Evening Sprinkles
Cloudy
80°/ 58°

Northeast Kentucky

Ashland, Morehead, Grayson
Hot and Dry Spring Day
Sunny
83°/ 57°

Southeast Kentucky

Hazard, Pikeville, Harlan
Clear and Summer-Like in the Mountains
Sunny
80°/ 57°

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 moisture convergence along the front maximizes and the dry layer is shallower than modeled, rainfall totals could reach 0.50-0.75 inches across the western half of the state.

💨

The 'Bust' Scenario

If the low-level dry air remains robust, much of the precipitation will evaporate before hitting the ground (virga), leaving only trace amounts for the Bluegrass and Eastern Kentucky.

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 Virga Battle

Models disagree on how quickly the lower atmosphere will saturate. The NAM and GEM show significant dewpoint depressions holding through the evening, suggesting many 'showers' won't reach the ground, while the GFS and Euro are more aggressive with measurable rain.

NAM
VS
GFS
VS
EURO
Why EURO Wins

The ECMWF typically handles mid-level moisture and 'dry slots' with better precision than the GFS's tendency to over-moisten the column, providing a realistic middle ground for precipitation onset.

Affected Regions
BLUEGRASS COREBLUEGRASS FOOTHILLSNORTHERN KYNORTHEAST KY

NW Pennyrile QPF Spikes

The NAM is depicting a localized bullseye of over 0.50 inches of rain in the Northwest Pennyrile, while the GFS and Euro keep totals closer to 0.20 inches.

NAM
VS
GFS
VS
EURO
Why NONE Wins

NAM bullseyes at this range are often outliers. A consensus blend is preferred to account for the potential for higher totals without over-forecasting an isolated peak.

Affected Regions
NORTHWEST 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

A standard adiabatic lapse rate characterizes the pre-frontal environment, with surface temperatures 10-15 degrees above seasonal normals. No inversions are present.

Thermal Boundary

The primary thermal boundary is a weak cold front progged to move from the Mississippi River into Western Kentucky by mid-afternoon.

Diurnal Trend

A standard diurnal curve will be observed in the east, while the west will see a dampened curve due to increasing cloud cover and evaporative cooling from rainfall.

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

A wind shift from south-southwest to west-northwest will signal the frontal passage, occurring in the Purchase around 18Z and I-65 after 00Z.

Jet Stream Support

The region is situated in the right entrance region of a 300mb jet streak, providing large-scale divergence and supporting vertical motion.

Energy Status

A compact shortwave trough is providing a focused burst of cyclonic vorticity, peaking between 18Z and 03Z.

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 atmospheric column is saturated above 700mb statewide, but the boundary layer remains dry (dewpoint depressions 15-20F) across the Bluegrass and Eastern KY, presenting a high virga risk.

Precipitation Character

Precipitation will be predominantly stratiform with embedded light bursts. No lightning is expected due to zero CAPE.

Flooding Context

The ground is receptive and rainfall totals are low; no hydrologic concerns exist.

Celestial Almanac

Moon Phase

First Quarter

54% Illumination
Moonrise
1:40 PM
Moonset
3:33 AM
Purchase Area
Sunrise
7:09 AM
Sunset
8:37 PM
Civil Dawn
6:42 AM
Civil Dusk
9:05 PM
Northwest Pennyrile
Sunrise
7:02 AM
Sunset
8:32 PM
Civil Dawn
6:34 AM
Civil Dusk
9:00 PM
Southwest Pennyrile
Sunrise
7:05 AM
Sunset
8:33 PM
Civil Dawn
6:38 AM
Civil Dusk
9:00 PM
Barren River
Sunrise
7:01 AM
Sunset
8:29 PM
Civil Dawn
6:33 AM
Civil Dusk
8:56 PM
Louisville Metro
Sunrise
6:56 AM
Sunset
8:28 PM
Civil Dawn
6:28 AM
Civil Dusk
8:56 PM
Lincoln Trail
Sunrise
6:57 AM
Sunset
8:27 PM
Civil Dawn
6:29 AM
Civil Dusk
8:55 PM
Lake Cumberland
Sunrise
6:53 AM
Sunset
8:21 PM
Civil Dawn
6:26 AM
Civil Dusk
8:49 PM
Northern Kentucky
Sunrise
6:49 AM
Sunset
8:24 PM
Civil Dawn
6:21 AM
Civil Dusk
8:52 PM
Inner Bluegrass
Sunrise
6:51 AM
Sunset
8:22 PM
Civil Dawn
6:23 AM
Civil Dusk
8:50 PM
Bluegrass Foothills
Sunrise
6:51 AM
Sunset
8:21 PM
Civil Dawn
6:23 AM
Civil Dusk
8:49 PM
Northeast Kentucky
Sunrise
6:43 AM
Sunset
8:16 PM
Civil Dawn
6:15 AM
Civil Dusk
8:44 PM
Southeast Kentucky
Sunrise
6:47 AM
Sunset
8:16 PM
Civil Dawn
6:20 AM
Civil Dusk
8:43 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.