kywx
Kentucky AI Weather Engine

Kentucky AI Forecasting Beta

Fri, Feb 27
Sun, Mar 1
Forecast For

Saturday, February 28

Updated Feb 28, 6:02 AM EST
Confidence
70%

How Did We Do?

Comparing our AI forecast to actual observations from Saturday, February 28, 2026.

Temperature
±4.8°F
Average Error
Precipitation
±0.02"
Average Error
Wind Speed
±3.2mph
Average error

Regional Assessments

Purchase Area

Paducah, Murray, Mayfield
Temperature
Forecast
70° / 44°
Actual
75° / 35°
Error: -5°F high, 9°F low
Precipitation
Forecast
0.01"
Actual
0"
✓ Within forecast range
Wind Speed
Forecast
8 / 26 mph
Actual
4 / 16 mph
Mesonet Stations HCKM, BAND

Northwest Pennyrile

Owensboro, Henderson, Morganfield
Temperature
Forecast
68° / 43°
Actual
74° / 32°
Error: -6°F high, 11°F low
Precipitation
Forecast
0.01"
Actual
0"
✓ Within forecast range
Wind Speed
Forecast
9 / 28 mph
Actual
5 / 20 mph
Mesonet Stations FRNY, RPTN, GRHM, DIXO

Southwest Pennyrile

Hopkinsville, Madisonville, Princeton
Temperature
Forecast
71° / 42°
Actual
75° / 35°
Error: -4°F high, 7°F low
Precipitation
Forecast
0"
Actual
0"
✓ Within forecast range
Wind Speed
Forecast
8 / 16 mph
Actual
5 / 19 mph
Mesonet Stations PRNC, PGHL, ERLN, CADZ, CCTY

Barren River

Bowling Green, Glasgow, Franklin
Temperature
Forecast
70° / 40°
Actual
73° / 33°
Error: -3°F high, 7°F low
Precipitation
Forecast
0"
Actual
0"
✓ Within forecast range
Wind Speed
Forecast
7 / 15 mph
Actual
3 / 18 mph
Mesonet Stations FARM, WDBY, EWPK

Louisville Metro

Louisville, La Grange, Shepherdsville
Temperature
Forecast
65° / 44°
Actual
66° / 45°
Error: -1°F high, -1°F low
Precipitation
Forecast
0.01"
Actual
0"
✓ Within forecast range
Wind Speed
Forecast
8 / 30 mph
Actual
7 / 21 mph
Mesonet Stations LGRN

Lincoln Trail

Elizabethtown, Bardstown, Leitchfield
Temperature
Forecast
66° / 41°
Actual
72° / 35°
Error: -6°F high, 6°F low
Precipitation
Forecast
0"
Actual
0"
✓ Within forecast range
Wind Speed
Forecast
7 / 24 mph
Actual
4 / 16 mph
Mesonet Stations CRMT, BLRK, CCLA, BRND, HARD

Lake Cumberland

Somerset, Columbia, Monticello
Temperature
Forecast
65° / 36°
Actual
73° / 28°
Error: -8°F high, 8°F low
Precipitation
Forecast
0"
Actual
0"
✓ Within forecast range
Wind Speed
Forecast
5 / 14 mph
Actual
2 / 18 mph
Mesonet Stations PCWN, CMBA, GRDR, WOOD, GRBG

Northern Kentucky

Covington, Florence, Independence
Temperature
Forecast
60° / 43°
Actual
64° / 45°
Error: -4°F high, -2°F low
Precipitation
Forecast
0.01"
Actual
0"
✓ Within forecast range
Wind Speed
Forecast
10 / 32 mph
Actual
5 / 19 mph
Mesonet Stations HHTS, HUEY

Inner Bluegrass

Lexington, Georgetown, Winchester
Temperature
Forecast
63° / 41°
Actual
66° / 43°
Error: -3°F high, -2°F low
Precipitation
Forecast
0.01"
Actual
0"
✓ Within forecast range
Wind Speed
Forecast
8 / 23 mph
Actual
5 / 15 mph
Mesonet Stations LXGN, SPIN

Bluegrass Foothills

Richmond, Danville, Berea
Temperature
Forecast
64° / 39°
Actual
69° / 36°
Error: -5°F high, 3°F low
Precipitation
Forecast
0"
Actual
0"
✓ Within forecast range
Wind Speed
Forecast
6 / 18 mph
Actual
4 / 11 mph
Mesonet Stations LGNT

Northeast Kentucky

Ashland, Morehead, Grayson
Temperature
Forecast
62° / 38°
Actual
67° / 26°
Error: -5°F high, 12°F low
Precipitation
Forecast
0"
Actual
0.18"
✓ Within forecast range
Wind Speed
Forecast
5 / 16 mph
Actual
2 / 14 mph
Mesonet Stations MRHD, CHTR

Southeast Kentucky

Hazard, Pikeville, Harlan
Temperature
Forecast
65° / 37°
Actual
72° / 28°
Error: -7°F high, 9°F low
Precipitation
Forecast
0"
Actual
0"
✓ Within forecast range
Wind Speed
Forecast
5 / 15 mph
Actual
2 / 18 mph
Mesonet Stations BMBL, QKSD, BNVL, VEST, RFVC, RFSM, PBDY

Unseasonable Warmth Followed by Minimal Evening Sprinkles

A record-challenging warm day will dominate Kentucky with highs in the 60s and 70s before a moisture-starved cold front brings light evening sprinkles to northern and western regions.

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

High confidence in unseasonable warmth and breezy conditions; moderate to low confidence in whether the light evening precipitation will overcome the dry air to produce measurable liquid.

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
May-Like Warmth and Evening Sprinkles
Rain
70°/ 44°

Northwest Pennyrile

NUISANCE
Owensboro, Henderson, Morganfield
Warm and Breezy with Late Drizzle
Rain
68°/ 43°

Southwest Pennyrile

Hopkinsville, Madisonville, Princeton
Record-Challenging Afternoon Heat
Sunny
71°/ 42°

Barren River

Bowling Green, Glasgow, Franklin
Beautifully Warm and Dry Saturday
Sunny
70°/ 40°

Louisville Metro

NUISANCE
Louisville, La Grange, Shepherdsville
Warm Afternoon, Trace Evening Rain
Rain
65°/ 44°

Lincoln Trail

Elizabethtown, Bardstown, Leitchfield
Mild with Increasing Evening Clouds
Cloudy
66°/ 41°

Lake Cumberland

Somerset, Columbia, Monticello
Frosty Morning to Spring Afternoon
Sunny
65°/ 36°

Northern Kentucky

NUISANCE
Covington, Florence, Independence
Breezy and Clear, Turning Damp Late
Rain
60°/ 43°

Inner Bluegrass

NUISANCE
Lexington, Georgetown, Winchester
Classic Spring Day in the Bluegrass
Rain
63°/ 41°

Bluegrass Foothills

Richmond, Danville, Berea
Warm and Sunny Foothills Saturday
Sunny
64°/ 39°

Northeast Kentucky

Ashland, Morehead, Grayson
Mild with Late Clouds
Sunny
62°/ 38°

Southeast Kentucky

Hazard, Pikeville, Harlan
Bright and Warm Mountain Afternoon
Sunny
65°/ 37°

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

Clear skies persist longer into the afternoon, allowing the Purchase and Pennyrile regions to hit 74-75 degrees, while the front holds together enough to provide a brief 15-minute steady rain for the I-64 corridor.

💨

The 'Bust' Scenario

Early-day cloud cover traps temperatures in the low 60s, and the dry sub-cloud layer completely erodes the approaching frontal moisture, resulting in a completely dry forecast statewide.

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 70-Degree Dash

The GFS and GEM are aggressive with afternoon heating, pushing values into the low 70s in Western Kentucky, whereas the NAM and Euro keep highs capped in the upper 60s.

GFS
VS
GEM
VS
NAM
Why GFS Wins

Given the lack of snow cover, strong southerly fetch, and deep mixing heights indicated in soundings, the warmer GFS/GEM solution for afternoon peaks appears more likely.

Affected Regions
PURCHASESOUTHWEST PENNYRILEBARREN RIVER

The Virga Vacuum

A significant disagreement exists between the Global models (GFS/Euro) and the Mesoscale/Regional models (NAM/GEM) regarding precipitation existence. The GFS and Euro show a corridor of light rain along the frontal boundary, while the NAM and GEM maintain a completely dry column.

GFS
VS
EURO
VS
NAM
Why BLEND Wins

While the GFS/Euro synoptic timing of the front is preferred, the NAM's representation of the extremely dry low-level airmass suggests that while it may rain aloft, very little will reach the surface. The forecast will reflect high PoPs but negligible totals.

Affected Regions
PURCHASENORTHWEST PENNYRILELOUISVILLE METRONORTHERN KYBLUEGRASS CORE

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 robust warm-sector profile is in place with 850mb temps 10-15 degrees above seasonal norms. Boundary layer mixing will be efficient, reaching up to 800mb by mid-afternoon.

Thermal Boundary

The primary freezing line is displaced into Southern Canada, with the surface cold front progged to enter Northwest Kentucky after 21Z.

Diurnal Trend

A standard diurnal heating curve will be interrupted in the late afternoon from the northwest as cloud cover increases ahead of the frontal boundary.

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 surface cold front will cross the Ohio River between 22Z and 03Z, evidenced by a wind shift from SSW to NW and a 10mb pressure jump.

Jet Stream Support

Kentucky sits in the right-entrance region of a 110kt 300mb jet streak over the Great Lakes, providing broad synoptic subsidence that will inhibit deep convection.

Energy Status

A compact but weak 500mb shortwave trough is pivoting through the zonal flow, providing just enough lift for mid-level cloudiness.

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 initially very dry (PWAT < 0.30"). Saturation is expected to be confined to the 850-700mb layer, creating a high risk of virga as rain falls into the dry sub-cloud layer.

Precipitation Character

Light stratiform drizzle or sprinkles. No convective activity is expected due to 0 J/kg of CAPE and a strong mid-level cap.

Flooding Context

No flooding risk. Total rainfall will be less than 0.05 inches in the wettest scenarios.

Winter Physics

Accumulation & Layers

Specific physical factors affecting winter weather, including the vertical melt/freeze profile and snow quality.

Layer Analysis

The entire column remains well above freezing; no wintry precipitation is possible.

Crystal Habit

None.

Road Impact

None.

Severe Risk

Instability & Shear

Atmospheric ingredients required for severe thunderstorms, including available fuel (CAPE) and storm organization (shear).

Shear Analysis

Deep layer shear is moderate (40kts) but lacks any thermodynamic fuel.

Instability Context

Instability is non-existent (CAPE = 0).

Primary Threat

None.

Celestial Almanac

Moon Phase

Waxing Gibbous

91% Illumination
Moonrise
4:01 PM
Moonset
6:03 AM
Purchase Area
Sunrise
7:28 AM
Sunset
6:48 PM
Civil Dawn
7:02 AM
Civil Dusk
7:14 PM
Northwest Pennyrile
Sunrise
7:22 AM
Sunset
6:41 PM
Civil Dawn
6:56 AM
Civil Dusk
7:08 PM
Southwest Pennyrile
Sunrise
7:23 AM
Sunset
6:44 PM
Civil Dawn
6:57 AM
Civil Dusk
7:10 PM
Barren River
Sunrise
7:19 AM
Sunset
6:40 PM
Civil Dawn
6:53 AM
Civil Dusk
7:06 PM
Louisville Metro
Sunrise
7:17 AM
Sunset
6:36 PM
Civil Dawn
6:51 AM
Civil Dusk
7:02 PM
Lincoln Trail
Sunrise
7:17 AM
Sunset
6:37 PM
Civil Dawn
6:51 AM
Civil Dusk
7:03 PM
Lake Cumberland
Sunrise
7:12 AM
Sunset
6:32 PM
Civil Dawn
6:46 AM
Civil Dusk
6:58 PM
Northern Kentucky
Sunrise
7:13 AM
Sunset
6:30 PM
Civil Dawn
6:46 AM
Civil Dusk
6:57 PM
Inner Bluegrass
Sunrise
7:12 AM
Sunset
6:31 PM
Civil Dawn
6:46 AM
Civil Dusk
6:57 PM
Bluegrass Foothills
Sunrise
7:11 AM
Sunset
6:30 PM
Civil Dawn
6:45 AM
Civil Dusk
6:57 PM
Northeast Kentucky
Sunrise
7:05 AM
Sunset
6:23 PM
Civil Dawn
6:39 AM
Civil Dusk
6:50 PM
Southeast Kentucky
Sunrise
7:06 AM
Sunset
6:26 PM
Civil Dawn
6:40 AM
Civil Dusk
6:52 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.