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Kentucky AI Weather Engine

Kentucky AI Forecasting Beta

Wed, Feb 18
Fri, Feb 20
Forecast For

Thursday, February 19

Updated Feb 19, 6:02 AM EST

NWS Alerts Active This Day

Special Weather Statement

Feb 19, 3:47 AM -> Feb 19, 10:00 AM
Moderate Severity

Special Weather Statement issued February 19 at 3:47AM EST by NWS Wilmington OH

Special Weather Statement

Feb 19, 8:05 AM -> Feb 19, 8:30 AM
Moderate Severity

Special Weather Statement issued February 19 at 8:05AM EST by NWS Jackson KY

Tornado Watch

Feb 19, 1:21 PM -> Feb 19, 9:00 PM
Extreme Severity

Tornado Watch issued February 19 at 1:21PM EST until February 19 at 9:00PM EST by NWS Louisville KY

Tornado Watch

Feb 19, 1:21 PM -> Feb 19, 9:00 PM
Extreme Severity

Tornado Watch issued February 19 at 12:21PM CST until February 19 at 8:00PM CST by NWS Paducah KY

Tornado Watch

Feb 19, 1:21 PM -> Feb 19, 9:00 PM
Extreme Severity

Tornado Watch issued February 19 at 1:21PM EST until February 19 at 9:00PM EST by NWS Wilmington OH

Special Weather Statement

Feb 19, 1:47 PM -> Feb 19, 2:15 PM
Moderate Severity

Special Weather Statement issued February 19 at 1:47PM EST by NWS Louisville KY

Flood Watch

Feb 19, 1:51 PM -> Feb 19, 11:00 PM
Severe Severity

Flood Watch issued February 19 at 1:51PM EST until February 20 at 7:00AM EST by NWS Charleston WV

Special Weather Statement

Feb 19, 2:12 PM -> Feb 19, 2:45 PM
Moderate Severity

Special Weather Statement issued February 19 at 1:12PM CST by NWS Louisville KY

Flood Watch

Feb 19, 2:33 PM -> Feb 19, 11:15 PM
Severe Severity

Flood Watch issued February 19 at 2:33PM EST until February 20 at 7:00AM EST by NWS Charleston WV

Tornado Watch

Feb 19, 6:01 PM -> Feb 19, 9:00 PM
Extreme Severity

Tornado Watch issued February 19 at 6:01PM EST until February 19 at 9:00PM EST by NWS Louisville KY

Confidence
75%

How Did We Do?

Comparing our AI forecast to actual observations from Thursday, February 19, 2026.

Temperature
±6.2°F
Average Error
Precipitation
±14.39"
Average Error
Wind Speed
±6.5mph
Average error

Regional Assessments

Purchase Area

Paducah, Murray, Mayfield
Temperature
Forecast
67° / 57°
Actual
74° / 32°
Error: -7°F high, 25°F low
Precipitation
Forecast
0.1"
Actual
0"
✓ Within forecast range
Wind Speed
Forecast
16 / 40 mph
Actual
9 / 33 mph
Mesonet Stations HCKM, BAND

Northwest Pennyrile

Owensboro, Henderson, Morganfield
Temperature
Forecast
66° / 55°
Actual
73° / 32°
Error: -7°F high, 23°F low
Precipitation
Forecast
0.15"
Actual
0.19"
✓ Within forecast range
Wind Speed
Forecast
15 / 37 mph
Actual
7 / 30 mph
Mesonet Stations FRNY, RPTN, GRHM, DIXO

Southwest Pennyrile

Hopkinsville, Madisonville, Princeton
Temperature
Forecast
71° / 58°
Actual
74° / 55°
Error: -3°F high, 3°F low
Precipitation
Forecast
0.15"
Actual
3.22"
±3.0700000000000003" off
Wind Speed
Forecast
16 / 35 mph
Actual
8 / 32 mph
Mesonet Stations PRNC, PGHL, ERLN, CADZ, CCTY

Barren River

Bowling Green, Glasgow, Franklin
Temperature
Forecast
70° / 57°
Actual
74° / 52°
Error: -4°F high, 5°F low
Precipitation
Forecast
0.25"
Actual
0.4"
✓ Within forecast range
Wind Speed
Forecast
15 / 32 mph
Actual
7 / 28 mph
Mesonet Stations FARM, WDBY, EWPK

Louisville Metro

Louisville, La Grange, Shepherdsville
Temperature
Forecast
67° / 52°
Actual
69° / 54°
Error: -2°F high, -2°F low
Precipitation
Forecast
0.2"
Actual
0"
✓ Within forecast range
Wind Speed
Forecast
13 / 33 mph
Actual
7 / 21 mph
Mesonet Stations LGRN

Lincoln Trail

Elizabethtown, Bardstown, Leitchfield
Temperature
Forecast
65° / 53°
Actual
73° / 45°
Error: -8°F high, 8°F low
Precipitation
Forecast
0.25"
Actual
11.49"
±11.24" off
Wind Speed
Forecast
13 / 33 mph
Actual
5 / 26 mph
Mesonet Stations CRMT, BLRK, CCLA, BRND, HARD

Lake Cumberland

Somerset, Columbia, Monticello
Temperature
Forecast
65° / 57°
Actual
71° / 53°
Error: -6°F high, 4°F low
Precipitation
Forecast
0.4"
Actual
44.98"
±44.58" off
Wind Speed
Forecast
10 / 28 mph
Actual
5 / 26 mph
Mesonet Stations PCWN, CMBA, GRDR, WOOD, GRBG

Northern Kentucky

Covington, Florence, Independence
Temperature
Forecast
64° / 48°
Actual
68° / 52°
Error: -4°F high, -4°F low
Precipitation
Forecast
0.35"
Actual
0.18"
✓ Within forecast range
Wind Speed
Forecast
7 / 25 mph
Actual
4 / 16 mph
Mesonet Stations HHTS, HUEY

Inner Bluegrass

Lexington, Georgetown, Winchester
Temperature
Forecast
64° / 52°
Actual
71° / 51°
Error: -7°F high, 1°F low
Precipitation
Forecast
0.25"
Actual
10.66"
±10.41" off
Wind Speed
Forecast
15 / 35 mph
Actual
6 / 30 mph
Mesonet Stations LXGN, SPIN

Bluegrass Foothills

Richmond, Danville, Berea
Temperature
Forecast
64° / 55°
Actual
70° / 56°
Error: -6°F high, -1°F low
Precipitation
Forecast
0.5"
Actual
10.23"
±9.73" off
Wind Speed
Forecast
12 / 32 mph
Actual
6 / 24 mph
Mesonet Stations LGNT

Northeast Kentucky

Ashland, Morehead, Grayson
Temperature
Forecast
63° / 50°
Actual
72° / 39°
Error: -9°F high, 11°F low
Precipitation
Forecast
0.3"
Actual
3.13"
±2.83" off
Wind Speed
Forecast
7 / 22 mph
Actual
3 / 24 mph
Mesonet Stations MRHD, CHTR

Southeast Kentucky

Hazard, Pikeville, Harlan
Temperature
Forecast
63° / 54°
Actual
74° / 32°
Error: -11°F high, 22°F low
Precipitation
Forecast
0.55"
Actual
90.69"
±90.14" off
Wind Speed
Forecast
9 / 25 mph
Actual
3 / 24 mph
Mesonet Stations BMBL, QKSD, BNVL, VEST, RFVC, RFSM, PBDY

Unseasonably Warm and Windy with Passing Showers

A powerful warm-sector airmass will surge across Kentucky on Thursday, bringing April-like warmth and gusty winds to the Commonwealth. Temperatures will climb into the 60s and lower 70s as a potent low-level jet transports deep Gulf moisture northward. Waves of rain showers will traverse the state throughout the day, though no severe weather or wintry precipitation is expected.

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

High confidence in the unseasonable warmth and the lack of wintry weather. Moderate confidence regarding the exact magnitude of wind gusts and the precise timing of the rain-to-dry transitions in Northern KY.

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
Very Warm and Windy with Late Showers
Rain
67°/ 57°

Northwest Pennyrile

NUISANCE
Owensboro, Henderson, Morganfield
Mild with Afternoon Rain
Rain
66°/ 55°

Southwest Pennyrile

NUISANCE
Hopkinsville, Madisonville, Princeton
Record Warmth Possible with Breezy Skies
Rain
71°/ 58°

Barren River

NUISANCE
Bowling Green, Glasgow, Franklin
Spring-Like Warmth and Occasional Rain
Rain
70°/ 57°

Louisville Metro

NUISANCE
Louisville, La Grange, Shepherdsville
Dry Afternoon, Rainy Evening
Rain
67°/ 52°

Lincoln Trail

NUISANCE
Elizabethtown, Bardstown, Leitchfield
Two Waves of Warm Showers
Rain
65°/ 53°

Lake Cumberland

NUISANCE
Somerset, Columbia, Monticello
Damp and Rainy Plateau
Rain
65°/ 57°

Northern Kentucky

NUISANCE
Covington, Florence, Independence
Heavy Evening Rain Expected
Rain
64°/ 48°

Inner Bluegrass

NUISANCE
Lexington, Georgetown, Winchester
Breezy and Rainy Thursday Night
Rain
64°/ 52°

Bluegrass Foothills

NUISANCE
Richmond, Danville, Berea
Steady Rain and Warm Temperatures
Rain
64°/ 55°

Northeast Kentucky

NUISANCE
Ashland, Morehead, Grayson
Damp and Mild with Persistent Drizzle
Rain
63°/ 50°

Southeast Kentucky

NUISANCE
Hazard, Pikeville, Harlan
Wet Day in the Mountains
Rain
63°/ 54°

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 Jet mixes more efficiently to the surface, wind gusts could exceed 45-50 mph in Western and Central Kentucky. Additionally, localized orographic enhancement in the Eastern Coalfields could push rainfall totals over 1.0 inch.

💨

The 'Bust' Scenario

If mid-level dry air (as hinted in the NAM) arrives earlier, the afternoon could see significant dry slots with only scattered sprinkles, and wind gusts could remain capped at 30 mph if cloud cover limits boundary layer mixing.

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.

Louisville/Northern KY Rainfall Timing

GFS and Euro show light rain arriving by midday, while the NAM and GEM hold off meaningful saturation and precipitation until after 18Z.

NAM
VS
GFS
VS
EURO
Why BLEND Wins

While the GFS likely suffers from 'Phantom Precip' (smearing light totals), the deep moisture profiles suggest at least some sprinkles before the main evening wave. A blend accurately captures the low-impact start followed by a wet evening.

Affected Regions
LOUISVILLE METRONORTHERN KYBLUEGRASS CORE

The Wind Gust Discrepancy

NAM is significantly more aggressive with surface wind gusts (40-45mph) compared to the Euro and GEM (20-30mph) due to higher resolution of the LLJ momentum transfer.

NAM
VS
GFS
VS
EURO
Why NAM Wins

In high-shear, low-CAPE environments with a strong LLJ, the NAM's finer vertical resolution typically captures the downward momentum transfer of the jet more accurately than coarser global models.

Affected Regions
PURCHASENORTHWEST PENNYRILESOUTHWEST 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

A completely warm profile is in place with 850mb temperatures between +8C and +12C. Standard adiabatic lapse rates are expected below 700mb with no inversions present.

Thermal Boundary

The effective freezing line is hundreds of miles north, near the Straits of Mackinac.

Diurnal Trend

Non-diurnal steady-state or warming trend; temperatures will remain remarkably high overnight due to cloud cover and WAA.

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

No front passes during this window; Kentucky remains firmly in the warm sector of a system centered over the Upper Midwest.

Jet Stream Support

Strong support from the right entrance region of a 110kt upper jet and mechanical mixing from a 50kt low-level jet.

Energy Status

Vorticity maximums are disorganized and low-amplitude, leading to 'waves' of rain rather than a singular intense line.

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

Deep saturation (PWAT 1.0-1.2") through 15Z, followed by potential mid-level drying in Southern KY while the North stays cloudy.

Precipitation Character

Mostly stratiform rain, though convective bursts are possible in the Southeast Coalfields due to orographic lift.

Flooding Context

Low risk; soil is not saturated and rainfall totals are generally below 0.75 inches.

Celestial Almanac

Moon Phase

Waxing Crescent

4% Illumination
Moonrise
8:37 AM
Moonset
8:05 PM
Purchase Area
Sunrise
7:39 AM
Sunset
6:39 PM
Civil Dawn
7:13 AM
Civil Dusk
7:05 PM
Northwest Pennyrile
Sunrise
7:34 AM
Sunset
6:32 PM
Civil Dawn
7:08 AM
Civil Dusk
6:59 PM
Southwest Pennyrile
Sunrise
7:35 AM
Sunset
6:35 PM
Civil Dawn
7:08 AM
Civil Dusk
7:01 PM
Barren River
Sunrise
7:31 AM
Sunset
6:31 PM
Civil Dawn
7:04 AM
Civil Dusk
6:57 PM
Louisville Metro
Sunrise
7:30 AM
Sunset
6:26 PM
Civil Dawn
7:03 AM
Civil Dusk
6:53 PM
Lincoln Trail
Sunrise
7:29 AM
Sunset
6:27 PM
Civil Dawn
7:03 AM
Civil Dusk
6:54 PM
Lake Cumberland
Sunrise
7:24 AM
Sunset
6:23 PM
Civil Dawn
6:57 AM
Civil Dusk
6:49 PM
Northern Kentucky
Sunrise
7:26 AM
Sunset
6:20 PM
Civil Dawn
6:58 AM
Civil Dusk
6:47 PM
Inner Bluegrass
Sunrise
7:24 AM
Sunset
6:21 PM
Civil Dawn
6:57 AM
Civil Dusk
6:48 PM
Bluegrass Foothills
Sunrise
7:23 AM
Sunset
6:21 PM
Civil Dawn
6:56 AM
Civil Dusk
6:48 PM
Northeast Kentucky
Sunrise
7:17 AM
Sunset
6:13 PM
Civil Dawn
6:50 AM
Civil Dusk
6:40 PM
Southeast Kentucky
Sunrise
7:18 AM
Sunset
6:17 PM
Civil Dawn
6:52 AM
Civil Dusk
6:44 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.