kywx
Kentucky AI Weather Engine

Kentucky AI Forecasting Beta

Tue, Mar 31
Thu, Apr 2
Forecast For

Wednesday, April 1

Updated Mar 31, 6:58 PM EDT
Confidence
85%

How Did We Do?

Comparing our AI forecast to actual observations from Wednesday, April 1, 2026.

Temperature
±5.1°F
Average Error
Precipitation
±10.66"
Average Error
Wind Speed
±4.3mph
Average error

Regional Assessments

Purchase Area

Paducah, Murray, Mayfield
Temperature
Forecast
82° / 66°
Actual
87° / 67°
Error: -5°F high, -1°F low
Precipitation
Forecast
0"
Actual
0"
✓ Within forecast range
Wind Speed
Forecast
15 / 33 mph
Actual
10 / 26 mph
Mesonet Stations HCKM, BAND

Northwest Pennyrile

Owensboro, Henderson, Morganfield
Temperature
Forecast
80° / 65°
Actual
84° / 64°
Error: -4°F high, 1°F low
Precipitation
Forecast
0"
Actual
6.98"
±6.98" off
Wind Speed
Forecast
14 / 32 mph
Actual
9 / 31 mph
Mesonet Stations FRNY, RPTN, GRHM, DIXO

Southwest Pennyrile

Hopkinsville, Madisonville, Princeton
Temperature
Forecast
81° / 67°
Actual
85° / 65°
Error: -4°F high, 2°F low
Precipitation
Forecast
0"
Actual
0"
✓ Within forecast range
Wind Speed
Forecast
15 / 31 mph
Actual
10 / 30 mph
Mesonet Stations PRNC, PGHL, ERLN, CADZ, CCTY

Barren River

Bowling Green, Glasgow, Franklin
Temperature
Forecast
79° / 65°
Actual
85° / 61°
Error: -6°F high, 4°F low
Precipitation
Forecast
0"
Actual
1.03"
±1.03" off
Wind Speed
Forecast
14 / 32 mph
Actual
9 / 27 mph
Mesonet Stations FARM, WDBY, EWPK

Louisville Metro

Louisville, La Grange, Shepherdsville
Temperature
Forecast
78° / 64°
Actual
80° / 64°
Error: -2°F high, 0°F low
Precipitation
Forecast
0"
Actual
3.45"
±3.45" off
Wind Speed
Forecast
12 / 32 mph
Actual
10 / 28 mph
Mesonet Stations LGRN

Lincoln Trail

Elizabethtown, Bardstown, Leitchfield
Temperature
Forecast
77° / 64°
Actual
84° / 61°
Error: -7°F high, 3°F low
Precipitation
Forecast
0"
Actual
39.05"
±39.05" off
Wind Speed
Forecast
14 / 35 mph
Actual
8 / 45 mph
Mesonet Stations CRMT, BLRK, CCLA, BRND, HARD

Lake Cumberland

Somerset, Columbia, Monticello
Temperature
Forecast
77° / 63°
Actual
82° / 65°
Error: -5°F high, -2°F low
Precipitation
Forecast
0"
Actual
1.78"
±1.78" off
Wind Speed
Forecast
10 / 28 mph
Actual
8 / 23 mph
Mesonet Stations PCWN, CMBA, GRDR, WOOD, GRBG

Northern Kentucky

Covington, Florence, Independence
Temperature
Forecast
74° / 52°
Actual
78° / 58°
Error: -4°F high, -6°F low
Precipitation
Forecast
0"
Actual
16.32"
±16.32" off
Wind Speed
Forecast
11 / 34 mph
Actual
6 / 26 mph
Mesonet Stations HHTS, HUEY

Inner Bluegrass

Lexington, Georgetown, Winchester
Temperature
Forecast
76° / 62°
Actual
81° / 61°
Error: -5°F high, 1°F low
Precipitation
Forecast
0"
Actual
8.9"
±8.9" off
Wind Speed
Forecast
14 / 34 mph
Actual
9 / 44 mph
Mesonet Stations LXGN, SPIN

Bluegrass Foothills

Richmond, Danville, Berea
Temperature
Forecast
76° / 64°
Actual
81° / 65°
Error: -5°F high, -1°F low
Precipitation
Forecast
0"
Actual
0"
✓ Within forecast range
Wind Speed
Forecast
12 / 35 mph
Actual
8 / 21 mph
Mesonet Stations LGNT

Northeast Kentucky

Ashland, Morehead, Grayson
Temperature
Forecast
77° / 61°
Actual
84° / 63°
Error: -7°F high, -2°F low
Precipitation
Forecast
0"
Actual
26.54"
±26.54" off
Wind Speed
Forecast
9 / 26 mph
Actual
6 / 32 mph
Mesonet Stations MRHD, CHTR

Southeast Kentucky

Hazard, Pikeville, Harlan
Temperature
Forecast
75° / 64°
Actual
82° / 54°
Error: -7°F high, 10°F low
Precipitation
Forecast
0"
Actual
23.82"
±23.82" off
Wind Speed
Forecast
8 / 25 mph
Actual
4 / 29 mph
Mesonet Stations BMBL, QKSD, BNVL, VEST, RFVC, RFSM, PBDY

Record Warmth Meets a Stalling Frontal Boundary

A strong moisture surge will bring unseasonable warmth to Kentucky, with highs reaching the 70s and low 80s. A stalling front near the Ohio River will focus heavy rain in Northern Kentucky, while the southern half of the state remains breezy and mostly dry.

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

High confidence in temperatures reaching 15-20 degrees above average. Moderate confidence in the sharp rainfall gradient between the Ohio River and the Tennessee border.

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
Record Warmth and Breezy
Cloudy
82°/ 66°

Northwest Pennyrile

NUISANCE
Owensboro, Henderson, Morganfield
Very Warm with Scattered Showers
Rain
80°/ 65°

Southwest Pennyrile

Hopkinsville, Madisonville, Princeton
Breezy and Summer-Like
Cloudy
81°/ 67°

Barren River

Bowling Green, Glasgow, Franklin
Gusty and Warm with Clouds
Rain
79°/ 65°

Louisville Metro

NUISANCE
Louisville, La Grange, Shepherdsville
Warm Afternoon, Evening Showers
Rain
78°/ 64°

Lincoln Trail

NUISANCE
Elizabethtown, Bardstown, Leitchfield
Breezy and Showery
Rain
77°/ 64°

Lake Cumberland

Somerset, Columbia, Monticello
Cloudy and Mild
Rain
77°/ 63°

Northern Kentucky

IMPACTFUL
Covington, Florence, Independence
Heavy Rain and Sharply Colder Late
Heavy_Rain
74°/ 52°

Inner Bluegrass

NUISANCE
Lexington, Georgetown, Winchester
Lexington Showers and Warmth
Rain
76°/ 62°

Bluegrass Foothills

NUISANCE
Richmond, Danville, Berea
Breezy with Passing Rain
Rain
76°/ 64°

Northeast Kentucky

NUISANCE
Ashland, Morehead, Grayson
Rainy and Mild in the Valleys
Rain
77°/ 61°

Southeast Kentucky

Hazard, Pikeville, Harlan
Warm and Damp Mountains
Rain
75°/ 64°

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

The NAM verifies its high-end moisture convergence, resulting in a narrow corridor of 1.5 to 2.0 inches of rain in Northern Kentucky and a sharp 25-degree temperature drop as the front sags south faster than expected.

💨

The 'Bust' Scenario

The GFS/GEM 'dry slot' logic prevails across the southern half of the state, keeping rain limited to widely scattered sprinkles while the front remains north of the Ohio River, resulting in record-breaking warmth and minimal rainfall for most.

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 Northern Boundary Tug-of-War

A significant disagreement exists regarding the southern progress and intensity of a stalling cold front. The NAM pushes a sharp thermal gradient and heavy rain axis into Northern KY/Bluegrass, while the GFS/GEM keep the boundary largely north of the state.

NAM
VS
GFS
VS
GEM
Why NAM Wins

The NAM typically resolves shallow, surface-based boundaries and the associated low-level convergence better than global models within the 24-48 hour window.

Affected Regions
NORTHERN KYBLUEGRASS CORENORTHEAST KY

Southern Kentucky Cap Conflict

Models disagree on whether deep-layer moisture will overcome a mid-level capping inversion. GFS/Euro suggest widespread light rain, whereas NAM/GEM suggest the cap holds, keeping the Purchase and Pennyrile regions dry.

NAM
VS
GFS
VS
GEM
Why GEM Wins

GEM strikes a middle ground between the NAM's bone-dry solution and the GFS's over-saturated 'smear' effect, aligning well with the expected strength of the warm sector capping.

Affected Regions
PURCHASESOUTHWEST PENNYRILEBARREN RIVER

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

Deeply mixed warm sector with 850mb temperatures between +12C and +15C across the state. A sharp surface inversion develops late in Northern KY as the front sags south.

Thermal Boundary

Stalled near the I-71/I-64 corridor in Northern Kentucky by evening.

Diurnal Trend

Non-diurnal cooling in the North; steady afternoon warming in the South under high-level cloud cover.

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 front enters Northern KY after 18z, marked by a sharp wind shift from SW to NW and a 20-degree temperature drop.

Jet Stream Support

The right-entrance region of a 110kt jet streak provides synoptic lift, while the 850mb LLJ at 45kts supplies moisture.

Energy Status

A compact shortwave trough is pivoting through the Ohio Valley, maximizing lift between 21z 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

Column is saturated below 700mb in the North; drier mid-levels in the South create a virga risk.

Precipitation Character

Stratiform rain with embedded convective bursts in Northern KY; scattered light showers/drizzle elsewhere.

Flooding Context

Ground is dry, so the 1"+ rain potential in Northern KY is unlikely to cause major issues beyond localized ponding.

Celestial Almanac

Moon Phase

Full Moon

100% Illumination
Moonrise
--:--
Moonset
7:24 AM
Purchase Area
Sunrise
7:41 AM
Sunset
8:17 PM
Civil Dawn
7:15 AM
Civil Dusk
8:43 PM
Northwest Pennyrile
Sunrise
7:34 AM
Sunset
8:11 PM
Civil Dawn
7:08 AM
Civil Dusk
8:38 PM
Southwest Pennyrile
Sunrise
7:37 AM
Sunset
8:12 PM
Civil Dawn
7:10 AM
Civil Dusk
8:39 PM
Barren River
Sunrise
7:32 AM
Sunset
8:08 PM
Civil Dawn
7:06 AM
Civil Dusk
8:35 PM
Louisville Metro
Sunrise
7:29 AM
Sunset
8:06 PM
Civil Dawn
7:02 AM
Civil Dusk
8:33 PM
Lincoln Trail
Sunrise
7:30 AM
Sunset
8:06 PM
Civil Dawn
7:03 AM
Civil Dusk
8:33 PM
Lake Cumberland
Sunrise
7:25 AM
Sunset
8:01 PM
Civil Dawn
6:59 AM
Civil Dusk
8:27 PM
Northern Kentucky
Sunrise
7:23 AM
Sunset
8:02 PM
Civil Dawn
6:56 AM
Civil Dusk
8:29 PM
Inner Bluegrass
Sunrise
7:24 AM
Sunset
8:01 PM
Civil Dawn
6:57 AM
Civil Dusk
8:28 PM
Bluegrass Foothills
Sunrise
7:23 AM
Sunset
8:00 PM
Civil Dawn
6:57 AM
Civil Dusk
8:27 PM
Northeast Kentucky
Sunrise
7:16 AM
Sunset
7:54 PM
Civil Dawn
6:50 AM
Civil Dusk
8:21 PM
Southeast Kentucky
Sunrise
7:19 AM
Sunset
7:55 PM
Civil Dawn
6:53 AM
Civil Dusk
8:22 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.