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Kentucky AI Weather Engine

Kentucky AI Forecasting Beta

Mon, Feb 9
Wed, Feb 11
Forecast For

Tuesday, February 10

Updated Feb 10, 6:01 AM EST

NWS Alerts Active This Day

Special Weather Statement

Feb 9, 9:25 PM -> Feb 10, 6:00 AM
Moderate Severity

Special Weather Statement issued February 9 at 9:25PM EST by NWS Louisville KY

Special Weather Statement

Feb 10, 2:35 AM -> Feb 10, 9:00 AM
Moderate Severity

Special Weather Statement issued February 10 at 1:35AM CST by NWS Paducah KY

Confidence
85%

Frosty Morning Gives Way to Spring-Like Warmth and Rain

A powerful warm-air advection regime will sweep across Kentucky, driving temperatures from a frosty morning into the 60s and lower 70s by afternoon. A late-day system will bring light rain from west to east.

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

High confidence in the significant temperature swing and precipitation type (all rain). Moderate confidence in the exact timing of rain reaching the ground due to initial dry air at the surface.

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
Evening Showers After Warm Afternoon
Rain
70°/ 38°

Northwest Pennyrile

NUISANCE
Owensboro, Henderson, Morganfield
Windy and Mild with Late Rain
Rain
68°/ 36°

Southwest Pennyrile

NUISANCE
Hopkinsville, Madisonville, Princeton
Breezy and Near-Record Warmth
Rain
69°/ 40°

Barren River

Bowling Green, Glasgow, Franklin
The State's Warm Spot
Rain
72°/ 38°

Louisville Metro

Louisville, La Grange, Shepherdsville
Mild Afternoon, Light Late Rain
Rain
62°/ 32°

Lincoln Trail

NUISANCE
Elizabethtown, Bardstown, Leitchfield
Warm Afternoon with Evening Showers
Rain
65°/ 36°

Lake Cumberland

Somerset, Columbia, Monticello
Bright and Breezy Morning
Rain
66°/ 37°

Northern Kentucky

Covington, Florence, Independence
Frosty Morning, Mild Evening
Rain
56°/ 27°

Inner Bluegrass

NUISANCE
Lexington, Georgetown, Winchester
Breezy with Late Rain
Rain
62°/ 33°

Bluegrass Foothills

NUISANCE
Richmond, Danville, Berea
Warm Afternoon Before Rain
Rain
64°/ 34°

Northeast Kentucky

NUISANCE
Ashland, Morehead, Grayson
Major Temperature Recovery
Rain
60°/ 26°

Southeast Kentucky

Hazard, Pikeville, Harlan
Dry and Very Pleasant
Cloudy
64°/ 38°

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 low-level dry air saturates faster than modeled, rainfall could reach 0.50" in Western Kentucky, and the 70-degree isotherm could push as far north as the Ohio River.

💨

The 'Bust' Scenario

If the moisture remains confined above 8,000 feet (Virga), many central and eastern locations may only see a few sprinkles despite a busy-looking radar.

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 Debate

The high-resolution NAM and GEM are forecasting highs in the low 70s for Southern Kentucky, while the GFS and Euro keep highs capped in the upper 60s.

NAM
VS
GEM
VS
GFS
Why NAM Wins

The NAM handles boundary layer mixing and the 'Snow Eater' effect of the Barren River basin better than global models. With clear skies early and a 50kt LLJ, the warm-up will likely exceed global model averages.

Affected Regions
BARREN RIVERSOUTHWEST PENNYRILEPURCHASE

The Arrival Arbitrator

The ECMWF is an aggressive outlier, bringing rain into Western Kentucky by early afternoon, while the NAM, GFS, and GEM hold the moisture back until after 6:00 PM.

NAM
VS
GFS
VS
EURO
Why BLEND Wins

Forecast soundings show massive dewpoint depressions in the lowest 2km. The Euro's early precipitation is likely over-forecast due to its handling of sub-cloud evaporation; the drier NAM/GEM/GFS timing for surface arrival is physically more consistent with the dry boundary layer.

Affected Regions
PURCHASENORTHWEST PENNYRILESOUTHWEST 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 significant low-level inversion this morning will be scoured out by 15Z. The afternoon profile will be well-mixed with a standard adiabatic lapse rate up to 800mb and an 850mb warm nose of +8C to +10C.

Thermal Boundary

The freezing line will retreat rapidly into central Ohio and Indiana by noon, leaving the entire Commonwealth in a deep warm sector.

Diurnal Trend

Sharply diurnal morning climb (30-40 degree spreads) followed by a non-diurnal evening trend where cloud cover and WAA keep temperatures in the 40s and 50s overnight.

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 pre-frontal trough enters the west after 21Z, but the true cold front remains west of the state until after midnight.

Jet Stream Support

Lift is provided by the right-entrance region of a 110kt upper-level jet streak and a 50kt southwesterly Low-Level Jet.

Energy Status

A compact shortwave trough is providing modest mid-level vorticity, though forcing for ascent is primarily isentropic.

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

Initially dry with large dewpoint depressions; the column will saturate from the top down between 21Z and 03Z.

Precipitation Character

Stratiform light to moderate rain. No convective elements or thunder expected due to CAPE values near zero.

Flooding Context

No flooding risk; ground is receptive and total QPF remains under 0.25 inches.

Celestial Almanac

Moon Phase

Last Quarter

41% Illumination
Moonrise
2:42 AM
Moonset
12:14 PM
Purchase Area
Sunrise
7:50 AM
Sunset
6:29 PM
Civil Dawn
7:23 AM
Civil Dusk
6:56 PM
Northwest Pennyrile
Sunrise
7:45 AM
Sunset
6:22 PM
Civil Dawn
7:18 AM
Civil Dusk
6:49 PM
Southwest Pennyrile
Sunrise
7:45 AM
Sunset
6:25 PM
Civil Dawn
7:18 AM
Civil Dusk
6:52 PM
Barren River
Sunrise
7:41 AM
Sunset
6:21 PM
Civil Dawn
7:14 AM
Civil Dusk
6:48 PM
Louisville Metro
Sunrise
7:40 AM
Sunset
6:16 PM
Civil Dawn
7:13 AM
Civil Dusk
6:43 PM
Lincoln Trail
Sunrise
7:40 AM
Sunset
6:17 PM
Civil Dawn
7:13 AM
Civil Dusk
6:45 PM
Lake Cumberland
Sunrise
7:34 AM
Sunset
6:13 PM
Civil Dawn
7:07 AM
Civil Dusk
6:40 PM
Northern Kentucky
Sunrise
7:36 AM
Sunset
6:10 PM
Civil Dawn
7:09 AM
Civil Dusk
6:37 PM
Inner Bluegrass
Sunrise
7:35 AM
Sunset
6:11 PM
Civil Dawn
7:08 AM
Civil Dusk
6:39 PM
Bluegrass Foothills
Sunrise
7:33 AM
Sunset
6:11 PM
Civil Dawn
7:06 AM
Civil Dusk
6:38 PM
Northeast Kentucky
Sunrise
7:28 AM
Sunset
6:03 PM
Civil Dawn
7:01 AM
Civil Dusk
6:31 PM
Southeast Kentucky
Sunrise
7:28 AM
Sunset
6:07 PM
Civil Dawn
7:01 AM
Civil Dusk
6:34 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.