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Kentucky AI Weather Engine

Kentucky AI Forecasting Beta

Thu, Apr 30
Sat, May 2
Forecast For

Friday, May 1

Updated May 1, 7:00 AM EDT

NWS Alerts Active This Day

Frost Advisory

May 1, 12:19 PM -> May 2, 4:00 AM
Minor Severity

Frost Advisory issued May 1 at 12:19PM EDT until May 2 at 9:00AM EDT by NWS Wilmington OH

Frost Advisory

May 1, 1:25 PM -> May 1, 10:00 PM
Minor Severity

Frost Advisory issued May 1 at 1:25PM EDT until May 2 at 9:00AM EDT by NWS Charleston WV

Freeze Watch

May 1, 1:25 PM -> May 1, 10:00 PM
Severe Severity

Freeze Watch issued May 1 at 1:25PM EDT until May 3 at 9:00AM EDT by NWS Charleston WV

Freeze Watch

May 1, 1:25 PM -> May 1, 10:00 PM
Severe Severity

Freeze Watch issued May 1 at 1:25PM EDT until May 3 at 9:00AM EDT by NWS Charleston WV

Special Weather Statement

May 1, 1:50 PM -> May 1, 10:00 PM
Moderate Severity

Special Weather Statement issued May 1 at 1:50PM EDT by NWS Jackson KY

Freeze Watch

May 1, 2:29 PM -> May 1, 10:30 PM
Severe Severity

Freeze Watch issued May 1 at 2:29PM EDT until May 3 at 9:00AM EDT by NWS Jackson KY

Special Weather Statement

May 1, 3:22 PM -> May 2, 10:00 AM
Moderate Severity

Special Weather Statement issued May 1 at 3:22PM EDT by NWS Louisville KY

Frost Advisory

May 1, 6:14 PM -> May 2, 5:00 AM
Minor Severity

Frost Advisory issued May 1 at 6:14PM EDT until May 2 at 9:00AM EDT by NWS Charleston WV

Freeze Watch

May 1, 6:14 PM -> May 2, 5:00 AM
Severe Severity

Freeze Watch issued May 1 at 6:14PM EDT until May 3 at 9:00AM EDT by NWS Charleston WV

Freeze Watch

May 1, 6:14 PM -> May 2, 5:00 AM
Severe Severity

Freeze Watch issued May 1 at 6:14PM EDT until May 3 at 9:00AM EDT by NWS Charleston WV

Confidence
85%

How Did We Do?

Comparing our AI forecast to actual observations from Friday, May 1, 2026.

Temperature
±2.2°F
Average Error
Precipitation
±0.01"
Average Error
Wind Speed
±6.0mph
Average error

Regional Assessments

Purchase Area

Paducah, Murray, Mayfield
Temperature
Forecast
63° / 48°
Actual
65° / 47°
Error: -2°F high, 1°F low
Precipitation
Forecast
0"
Actual
0"
✓ Within forecast range
Wind Speed
Forecast
10 / 20 mph
Actual
6 / 24 mph
Mesonet Stations HCKM, BAND

Northwest Pennyrile

Owensboro, Henderson, Morganfield
Temperature
Forecast
62° / 44°
Actual
63° / 42°
Error: -1°F high, 2°F low
Precipitation
Forecast
0"
Actual
0"
✓ Within forecast range
Wind Speed
Forecast
12 / 22 mph
Actual
7 / 28 mph
Mesonet Stations FRNY, RPTN, GRHM, DIXO

Southwest Pennyrile

Hopkinsville, Madisonville, Princeton
Temperature
Forecast
63° / 46°
Actual
64° / 39°
Error: -1°F high, 7°F low
Precipitation
Forecast
0"
Actual
0"
✓ Within forecast range
Wind Speed
Forecast
11 / 18 mph
Actual
6 / 31 mph
Mesonet Stations PRNC, PGHL, ERLN, CADZ, CCTY

Barren River

Bowling Green, Glasgow, Franklin
Temperature
Forecast
62° / 43°
Actual
65° / 39°
Error: -3°F high, 4°F low
Precipitation
Forecast
0"
Actual
0"
✓ Within forecast range
Wind Speed
Forecast
11 / 18 mph
Actual
6 / 24 mph
Mesonet Stations FARM, WDBY, EWPK

Louisville Metro

Louisville, La Grange, Shepherdsville
Temperature
Forecast
60° / 45°
Actual
59° / 45°
Error: 1°F high, 0°F low
Precipitation
Forecast
0"
Actual
0"
✓ Within forecast range
Wind Speed
Forecast
11 / 19 mph
Actual
7 / 24 mph
Mesonet Stations LGRN

Lincoln Trail

Elizabethtown, Bardstown, Leitchfield
Temperature
Forecast
60° / 43°
Actual
63° / 38°
Error: -3°F high, 5°F low
Precipitation
Forecast
0"
Actual
0"
✓ Within forecast range
Wind Speed
Forecast
11 / 19 mph
Actual
5 / 24 mph
Mesonet Stations CRMT, BLRK, CCLA, BRND, HARD

Lake Cumberland

Somerset, Columbia, Monticello
Temperature
Forecast
65° / 41°
Actual
68° / 32°
Error: -3°F high, 9°F low
Precipitation
Forecast
0"
Actual
0"
✓ Within forecast range
Wind Speed
Forecast
11 / 21 mph
Actual
4 / 23 mph
Mesonet Stations PCWN, CMBA, GRDR, WOOD, GRBG

Northern Kentucky

Covington, Florence, Independence
Temperature
Forecast
56° / 41°
Actual
57° / 43°
Error: -1°F high, -2°F low
Precipitation
Forecast
0.04"
Actual
0"
✓ Within forecast range
Wind Speed
Forecast
11 / 25 mph
Actual
5 / 22 mph
Mesonet Stations HHTS, HUEY

Inner Bluegrass

Lexington, Georgetown, Winchester
Temperature
Forecast
59° / 40°
Actual
61° / 41°
Error: -2°F high, -1°F low
Precipitation
Forecast
0.01"
Actual
0"
✓ Within forecast range
Wind Speed
Forecast
13 / 22 mph
Actual
7 / 28 mph
Mesonet Stations LXGN, SPIN

Bluegrass Foothills

Richmond, Danville, Berea
Temperature
Forecast
62° / 41°
Actual
64° / 37°
Error: -2°F high, 4°F low
Precipitation
Forecast
0"
Actual
0"
✓ Within forecast range
Wind Speed
Forecast
12 / 23 mph
Actual
4 / 22 mph
Mesonet Stations LGNT

Northeast Kentucky

Ashland, Morehead, Grayson
Temperature
Forecast
65° / 40°
Actual
62° / 35°
Error: 3°F high, 5°F low
Precipitation
Forecast
0.05"
Actual
0"
✓ Within forecast range
Wind Speed
Forecast
12 / 24 mph
Actual
3 / 26 mph
Mesonet Stations MRHD, CHTR

Southeast Kentucky

Hazard, Pikeville, Harlan
Temperature
Forecast
66° / 41°
Actual
70° / 36°
Error: -4°F high, 5°F low
Precipitation
Forecast
0.01"
Actual
0"
✓ Within forecast range
Wind Speed
Forecast
10 / 22 mph
Actual
3 / 26 mph
Mesonet Stations BMBL, QKSD, BNVL, VEST, RFVC, RFSM, PBDY

Pleasant Spring Day with Scattered Northern Sprinkles

A dry air mass dominated by surface high pressure will provide pleasant conditions for most of Kentucky, while a weak shortwave trough brings light, nuisance rain showers to the northern and eastern counties.

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

High agreement on the overall synoptic pattern and temperature profile. The only uncertainty lies in the precise southern extent of measurable precipitation due to dry low-level air.

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 Mild
Sunny
63°/ 48°

Northwest Pennyrile

Owensboro, Henderson, Morganfield
Bright and Breezy
Sunny
62°/ 44°

Southwest Pennyrile

Hopkinsville, Madisonville, Princeton
Pleasant and Clear
Sunny
63°/ 46°

Barren River

Bowling Green, Glasgow, Franklin
Sunny Skies
Sunny
62°/ 43°

Louisville Metro

Louisville, La Grange, Shepherdsville
Clouds and Sun
Cloudy
60°/ 45°

Lincoln Trail

Elizabethtown, Bardstown, Leitchfield
Mainly Sunny
Sunny
60°/ 43°

Lake Cumberland

Somerset, Columbia, Monticello
Beautiful Lake Day
Sunny
65°/ 41°

Northern Kentucky

NUISANCE
Covington, Florence, Independence
Passing Light Showers
Rain
56°/ 41°

Inner Bluegrass

NUISANCE
Lexington, Georgetown, Winchester
Brief Afternoon Sprinkles
Rain
59°/ 40°

Bluegrass Foothills

Richmond, Danville, Berea
Breezy and Partly Cloudy
Cloudy
62°/ 41°

Northeast Kentucky

NUISANCE
Ashland, Morehead, Grayson
Light Afternoon Rain
Rain
65°/ 40°

Southeast Kentucky

NUISANCE
Hazard, Pikeville, Harlan
Late Day Sprinkles
Rain
66°/ 41°

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 mid-level moisture profile is deeper than modeled, light rain could expand further south into the Lincoln Trail and Lake Cumberland regions, with totals in the Northeast approaching 0.25 inches.

💨

The 'Bust' Scenario

If the low-level dry air remains entrenched, the precipitation will manifest entirely as virga, resulting in a dry day statewide with only passing mid-level cloud decks.

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 Barrier

Models are in conflict regarding the ability of light rain to reach the surface. The NAM and Euro are more aggressive with saturating the lower 3km, while the GFS and GEM keep the surface dry due to high dewpoint depressions.

NAM
VS
GFS
VS
EURO
Why NAM Wins

The NAM typically resolves shallow moisture layers and weak isentropic lift better than global models in the 24-48 hour window, particularly in the complex terrain of Eastern Kentucky.

Affected Regions
NORTHERN KYBLUEGRASS CORENORTHEAST KYSOUTHEAST COALFIELDS

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 adiabatic lapse rate is present across the state. There is no evidence of a warm nose or significant surface inversion, as the air mass remains well within a warm, liquid-only regime.

Thermal Boundary

The 0C isotherm is located north of the Great Lakes and above 8,000ft MSL, precluding any wintry concerns.

Diurnal Trend

Standard diurnal curves are expected, though cloud-shielded areas in the north will see a slightly dampened warming curve during the afternoon.

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 weak, moisture-starved cold front will cross the Ohio River between 15Z and 21Z, marked by a subtle wind shift from west to northwest.

Jet Stream Support

The region is positioned in the right-entrance region of a departing 110kt 300mb jet streak, providing marginal synoptic-scale divergence.

Energy Status

A compact shortwave trough with a vorticity maximum centered over Ohio is the primary driver for the northern shower activity.

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 with PWATs below 0.6 inches. Saturation is patchy and confined to the mid-levels, leading to a high risk of virga at onset.

Precipitation Character

Precipitation will be stratiform and very light, taking the form of intermittent light rain or drizzle.

Flooding Context

No hydrologic concerns exist as total liquid accumulations will remain under 0.10 inches.

Celestial Almanac

Moon Phase

Full Moon

100% Illumination
Moonrise
8:11 PM
Moonset
6:41 AM
Purchase Area
Sunrise
7:01 AM
Sunset
8:44 PM
Civil Dawn
6:33 AM
Civil Dusk
9:12 PM
Northwest Pennyrile
Sunrise
6:53 AM
Sunset
8:39 PM
Civil Dawn
6:25 AM
Civil Dusk
9:07 PM
Southwest Pennyrile
Sunrise
6:57 AM
Sunset
8:39 PM
Civil Dawn
6:29 AM
Civil Dusk
9:07 PM
Barren River
Sunrise
6:52 AM
Sunset
8:35 PM
Civil Dawn
6:25 AM
Civil Dusk
9:03 PM
Louisville Metro
Sunrise
6:47 AM
Sunset
8:34 PM
Civil Dawn
6:19 AM
Civil Dusk
9:03 PM
Lincoln Trail
Sunrise
6:49 AM
Sunset
8:34 PM
Civil Dawn
6:20 AM
Civil Dusk
9:02 PM
Lake Cumberland
Sunrise
6:45 AM
Sunset
8:28 PM
Civil Dawn
6:17 AM
Civil Dusk
8:56 PM
Northern Kentucky
Sunrise
6:41 AM
Sunset
8:31 PM
Civil Dawn
6:12 AM
Civil Dusk
9:00 PM
Inner Bluegrass
Sunrise
6:43 AM
Sunset
8:29 PM
Civil Dawn
6:14 AM
Civil Dusk
8:57 PM
Bluegrass Foothills
Sunrise
6:42 AM
Sunset
8:28 PM
Civil Dawn
6:14 AM
Civil Dusk
8:56 PM
Northeast Kentucky
Sunrise
6:34 AM
Sunset
8:22 PM
Civil Dawn
6:06 AM
Civil Dusk
8:51 PM
Southeast Kentucky
Sunrise
6:39 AM
Sunset
8:22 PM
Civil Dawn
6:11 AM
Civil Dusk
8:50 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.