kywx
Kentucky AI Weather Engine

Kentucky AI Forecasting Beta

Wed, Mar 4
Fri, Mar 6
Forecast For

Thursday, March 5

Updated Mar 5, 6:01 AM EST

NWS Alerts Active This Day

Flood Watch

Mar 4, 2:48 PM -> Mar 5, 5:00 AM
Severe Severity

Flood Watch issued March 4 at 1:48PM CST until March 5 at 12:00PM CST by NWS Paducah KY

Flood Watch

Mar 4, 2:53 PM -> Mar 5, 6:00 AM
Severe Severity

Flood Watch issued March 4 at 2:53PM EST until March 5 at 1:00PM EST by NWS Louisville KY

Severe Thunderstorm Watch

Mar 4, 3:32 PM -> Mar 4, 10:00 PM
Severe Severity

Severe Thunderstorm Watch issued March 4 at 2:32PM CST until March 4 at 9:00PM CST by NWS Paducah KY

Flood Watch

Mar 4, 7:11 PM -> Mar 5, 9:15 AM
Severe Severity

Flood Watch issued March 4 at 7:11PM EST until March 5 at 1:00PM EST by NWS Wilmington OH

Flood Watch

Mar 5, 3:27 AM -> Mar 5, 1:00 PM
Severe Severity

Flood Watch issued March 5 at 3:27AM EST until March 5 at 1:00PM EST by NWS Louisville KY

Flood Watch

Mar 5, 4:52 AM -> Mar 5, 1:00 PM
Severe Severity

Flood Watch issued March 5 at 4:52AM EST until March 5 at 1:00PM EST by NWS Wilmington OH

Special Weather Statement

Mar 5, 5:31 AM -> Mar 5, 7:45 AM
Moderate Severity

Special Weather Statement issued March 5 at 5:31AM EST by NWS Wilmington OH

Special Weather Statement

Mar 5, 6:03 AM -> Mar 5, 8:15 AM
Moderate Severity

Special Weather Statement issued March 5 at 6:03AM EST by NWS Charleston WV

Flood Advisory

Mar 5, 6:23 AM -> Mar 5, 9:30 AM
Minor Severity

Flood Advisory issued March 5 at 5:23AM CST until March 5 at 8:30AM CST by NWS Paducah KY

Flood Watch

Mar 5, 8:03 AM -> Mar 5, 1:00 PM
Severe Severity

Flood Watch issued March 5 at 7:03AM CST until March 5 at 12:00PM CST by NWS Paducah KY

Flood Advisory

Mar 5, 8:23 AM -> Mar 5, 11:30 AM
Minor Severity

Flood Advisory issued March 5 at 7:23AM CST until March 5 at 10:30AM CST by NWS Paducah KY

Flood Warning

Mar 5, 8:51 AM -> Mar 5, 12:00 PM
Severe Severity

Flood Warning issued March 5 at 7:51AM CST until March 5 at 11:00AM CST by NWS Paducah KY

Flood Warning

Mar 5, 10:59 AM -> Mar 5, 1:00 PM
Severe Severity

Flood Warning issued March 5 at 9:59AM CST until March 5 at 12:00PM CST by NWS Paducah KY

Flood Warning

Mar 5, 11:52 AM -> Mar 5, 12:02 PM
Severe Severity

Flood Warning issued March 5 at 10:52AM CST until March 5 at 11:00AM CST by NWS Paducah KY

Flood Warning

Mar 5, 12:16 PM -> Mar 6, 2:30 PM
Severe Severity

Flood Warning issued March 5 at 11:16AM CST until March 14 at 1:00AM CDT by NWS Paducah KY

Flood Warning

Mar 5, 12:18 PM -> Mar 6, 2:30 PM
Severe Severity

Flood Warning issued March 5 at 11:18AM CST until March 12 at 11:00PM CDT by NWS Paducah KY

Flood Watch

Mar 5, 12:58 PM -> Mar 5, 4:00 PM
Severe Severity

Flood Watch issued March 5 at 12:58PM EST until March 5 at 4:00PM EST by NWS Louisville KY

Confidence
85%

How Did We Do?

Comparing our AI forecast to actual observations from Thursday, March 5, 2026.

Temperature
±2.9°F
Average Error
Precipitation
±48.50"
Average Error
Wind Speed
±6.2mph
Average error

Regional Assessments

Purchase Area

Paducah, Murray, Mayfield
Temperature
Forecast
69° / 62°
Actual
75° / 60°
Error: -6°F high, 2°F low
Precipitation
Forecast
0.75"
Actual
49.78"
±49.03" off
Wind Speed
Forecast
12 / 35 mph
Actual
7 / 25 mph
Mesonet Stations HCKM, BAND

Northwest Pennyrile

Owensboro, Henderson, Morganfield
Temperature
Forecast
67° / 61°
Actual
73° / 57°
Error: -6°F high, 4°F low
Precipitation
Forecast
1.5"
Actual
219.01"
±217.51" off
Wind Speed
Forecast
12 / 28 mph
Actual
6 / 31 mph
Mesonet Stations FRNY, RPTN, GRHM, DIXO

Southwest Pennyrile

Hopkinsville, Madisonville, Princeton
Temperature
Forecast
71° / 62°
Actual
73° / 58°
Error: -2°F high, 4°F low
Precipitation
Forecast
0.3"
Actual
110.79"
±110.49000000000001" off
Wind Speed
Forecast
14 / 35 mph
Actual
8 / 54 mph
Mesonet Stations PRNC, PGHL, ERLN, CADZ, CCTY

Barren River

Bowling Green, Glasgow, Franklin
Temperature
Forecast
73° / 61°
Actual
74° / 59°
Error: -1°F high, 2°F low
Precipitation
Forecast
0.15"
Actual
19.76"
±19.610000000000003" off
Wind Speed
Forecast
17 / 40 mph
Actual
8 / 25 mph
Mesonet Stations FARM, WDBY, EWPK

Louisville Metro

Louisville, La Grange, Shepherdsville
Temperature
Forecast
65° / 58°
Actual
65° / 58°
Error: 0°F high, 0°F low
Precipitation
Forecast
1"
Actual
14.2"
±13.2" off
Wind Speed
Forecast
11 / 28 mph
Actual
8 / 26 mph
Mesonet Stations LGRN

Lincoln Trail

Elizabethtown, Bardstown, Leitchfield
Temperature
Forecast
67° / 61°
Actual
71° / 58°
Error: -4°F high, 3°F low
Precipitation
Forecast
0.6"
Actual
91.26"
±90.66000000000001" off
Wind Speed
Forecast
14 / 38 mph
Actual
5 / 21 mph
Mesonet Stations CRMT, BLRK, CCLA, BRND, HARD

Lake Cumberland

Somerset, Columbia, Monticello
Temperature
Forecast
73° / 61°
Actual
78° / 59°
Error: -5°F high, 2°F low
Precipitation
Forecast
0.05"
Actual
0.24"
✓ Within forecast range
Wind Speed
Forecast
13 / 31 mph
Actual
6 / 30 mph
Mesonet Stations PCWN, CMBA, GRDR, WOOD, GRBG

Northern Kentucky

Covington, Florence, Independence
Temperature
Forecast
63° / 58°
Actual
65° / 55°
Error: -2°F high, 3°F low
Precipitation
Forecast
0.6"
Actual
74.57"
±73.97" off
Wind Speed
Forecast
10 / 28 mph
Actual
4 / 21 mph
Mesonet Stations HHTS, HUEY

Inner Bluegrass

Lexington, Georgetown, Winchester
Temperature
Forecast
65° / 59°
Actual
67° / 58°
Error: -2°F high, 1°F low
Precipitation
Forecast
0.4"
Actual
3.95"
±3.5500000000000003" off
Wind Speed
Forecast
14 / 35 mph
Actual
9 / 26 mph
Mesonet Stations LXGN, SPIN

Bluegrass Foothills

Richmond, Danville, Berea
Temperature
Forecast
69° / 60°
Actual
71° / 59°
Error: -2°F high, 1°F low
Precipitation
Forecast
0.15"
Actual
0"
✓ Within forecast range
Wind Speed
Forecast
13 / 33 mph
Actual
6 / 25 mph
Mesonet Stations LGNT

Northeast Kentucky

Ashland, Morehead, Grayson
Temperature
Forecast
70° / 55°
Actual
70° / 32°
Error: 0°F high, 23°F low
Precipitation
Forecast
0.1"
Actual
3.5"
±3.4" off
Wind Speed
Forecast
9 / 28 mph
Actual
4 / 26 mph
Mesonet Stations MRHD, CHTR

Southeast Kentucky

Hazard, Pikeville, Harlan
Temperature
Forecast
73° / 61°
Actual
78° / 45°
Error: -5°F high, 16°F low
Precipitation
Forecast
0"
Actual
0.24"
✓ Within forecast range
Wind Speed
Forecast
10 / 28 mph
Actual
4 / 27 mph
Mesonet Stations BMBL, QKSD, BNVL, VEST, RFVC, RFSM, PBDY

Soggy Thursday: Heavy Rain West, Unseasonably Warm East

A potent moisture plume from the Gulf of Mexico will surge into Kentucky today, bringing widespread rainfall to the western and central corridors while the eastern mountains stay unseasonably warm and largely dry. Heavy rainfall is likely along the Ohio River, with localized totals near two inches in the Northwest Pennyrile.

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

Model agreement is excellent regarding the unseasonably warm temperatures and the overall spatial distribution of moisture. The only minor uncertainty lies in the exact rainfall totals where training occurs.

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

IMPACTFUL
Paducah, Murray, Mayfield
A Soggy and Mild Thursday
Rain
69°/ 62°

Northwest Pennyrile

IMPACTFUL
Owensboro, Henderson, Morganfield
Heavy Rain Alert: Highest Totals in State
Heavy_Rain
67°/ 61°

Southwest Pennyrile

NUISANCE
Hopkinsville, Madisonville, Princeton
Warm Winds and Passing Showers
Rain
71°/ 62°

Barren River

NUISANCE
Bowling Green, Glasgow, Franklin
Windy and Very Warm
Rain
73°/ 61°

Louisville Metro

IMPACTFUL
Louisville, La Grange, Shepherdsville
Soggy Day for the Metro Area
Heavy_Rain
65°/ 58°

Lincoln Trail

IMPACTFUL
Elizabethtown, Bardstown, Leitchfield
Breezy with Moderate Rain
Rain
67°/ 61°

Lake Cumberland

Somerset, Columbia, Monticello
Spring-Like Warmth and Clouds
Rain
73°/ 61°

Northern Kentucky

NUISANCE
Covington, Florence, Independence
Cooler but Consistently Rainy
Rain
63°/ 58°

Inner Bluegrass

NUISANCE
Lexington, Georgetown, Winchester
Rain and Breezy Conditions
Rain
65°/ 59°

Bluegrass Foothills

NUISANCE
Richmond, Danville, Berea
Mild with Late Day Showers
Rain
69°/ 60°

Northeast Kentucky

NUISANCE
Ashland, Morehead, Grayson
Mostly Dry and Very Mild
Rain
70°/ 55°

Southeast Kentucky

Hazard, Pikeville, Harlan
Beautifully Warm and Dry
Cloudy
73°/ 61°

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 stays anchored over the Northwest Pennyrile longer than expected, training rain bands could push localized totals over 2.5 inches, leading to flash flooding on saturated soils.

💨

The 'Bust' Scenario

A faster-moving dry slot from the southeast could cut off moisture transport by mid-afternoon, limiting central Kentucky totals to under a half-inch and keeping heavy rain confined strictly to the river counties.

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.

Boundary Layer Momentum Transfer

The NAM and GFS suggest significant wind gusts (40+ mph) due to momentum transfer from the 850mb jet, while the Euro remains much calmer with gusts barely reaching 20 mph.

NAM
VS
GFS
VS
EURO
Why BLEND Wins

Global models like the Euro often under-forecast wind gusts in warm-sector regimes; the NAM and GFS more accurately reflect the potential for low-level jet energy to reach the surface in showers.

Affected Regions
BARREN RIVERLINCOLN TRAILBLUEGRASS CORE

The Pennyrile QPF Peak

The NAM and GEM are forecasting an intense axis of rain (1.5"-2.0") over the Northwest Pennyrile due to better resolution of moisture flux convergence, whereas the GFS and Euro are significantly more conservative (0.8"-1.0").

NAM
VS
GEM
VS
GFS
Why NAM Wins

The NAM typically handles the resolution of moisture transport and lift along stalling boundaries better within the 48-hour window, and its logic trace regarding 850mb moisture flux aligns with the high PWAT environment.

Affected Regions
NORTHWEST PENNYRILEPURCHASELOUISVILLE METRO

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 deep, warm, and moist maritime tropical profile exists statewide, with no inversions or sub-freezing layers present. Freezing levels are exceptionally high, exceeding 10,000 feet.

Thermal Boundary

A quasi-stationary frontal boundary is oriented near the Ohio River, acting as a focus for low-level convergence.

Diurnal Trend

Non-diurnal trends are likely in the west due to thick cloud cover and rain, while eastern regions will see a standard solar-driven climb into the 70s.

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 cold front will pass today; Kentucky remains entirely within the warm sector with strong southwesterly flow.

Jet Stream Support

Upper-level divergence in the right-entrance region of a 110kt jet is coupled with a 45kt low-level jet providing mechanical lift.

Energy Status

A series of shortwave troughs and vorticity maxima are pivoting through the flow, targeting the western half of the state.

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

Fully saturated column west of I-65. Large dewpoint depressions in the east (15-20 degrees) will result in significant virga before any measurable rain reaches the ground.

Precipitation Character

Primarily stratiform rain with embedded convective bursts; high rainfall efficiency is expected.

Flooding Context

Damp antecedent soils in the Pennyrile increase the risk for localized ponding and minor stream rises in the heaviest rain axis.

Winter Physics

Accumulation & Layers

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

Layer Analysis

Not applicable; entire column remains well above freezing.

Crystal Habit

Not applicable.

Road Impact

Wet roads will be the primary hazard; no frozen accumulation possible.

Celestial Almanac

Moon Phase

Waning Gibbous

95% Illumination
Moonrise
8:29 PM
Moonset
8:21 AM
Purchase Area
Sunrise
7:21 AM
Sunset
6:53 PM
Civil Dawn
6:55 AM
Civil Dusk
7:19 PM
Northwest Pennyrile
Sunrise
7:15 AM
Sunset
6:46 PM
Civil Dawn
6:49 AM
Civil Dusk
7:13 PM
Southwest Pennyrile
Sunrise
7:16 AM
Sunset
6:48 PM
Civil Dawn
6:50 AM
Civil Dusk
7:14 PM
Barren River
Sunrise
7:12 AM
Sunset
6:44 PM
Civil Dawn
6:46 AM
Civil Dusk
7:10 PM
Louisville Metro
Sunrise
7:10 AM
Sunset
6:41 PM
Civil Dawn
6:44 AM
Civil Dusk
7:07 PM
Lincoln Trail
Sunrise
7:10 AM
Sunset
6:41 PM
Civil Dawn
6:44 AM
Civil Dusk
7:08 PM
Lake Cumberland
Sunrise
7:05 AM
Sunset
6:37 PM
Civil Dawn
6:39 AM
Civil Dusk
7:03 PM
Northern Kentucky
Sunrise
7:06 AM
Sunset
6:35 PM
Civil Dawn
6:39 AM
Civil Dusk
7:02 PM
Inner Bluegrass
Sunrise
7:05 AM
Sunset
6:36 PM
Civil Dawn
6:39 AM
Civil Dusk
7:02 PM
Bluegrass Foothills
Sunrise
7:04 AM
Sunset
6:35 PM
Civil Dawn
6:38 AM
Civil Dusk
7:01 PM
Northeast Kentucky
Sunrise
6:58 AM
Sunset
6:28 PM
Civil Dawn
6:31 AM
Civil Dusk
6:55 PM
Southeast Kentucky
Sunrise
6:59 AM
Sunset
6:31 PM
Civil Dawn
6:33 AM
Civil Dusk
6:57 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.