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UKAWC: NEW weather pages here... A joint service of the UK Ag Weather Center and the National Weather Service. ![]() Regional Hourly Observations For JEFFERSON County, Kentucky Issued at 500 AM EDT SUN MAY 18 2025 NORTH CENTRAL KENTUCKY CITY SKY/WX TMP DP RH WIND PRES REMARKS LOUISVILLE/SDF CLOUDY 61 51 70 W7 29.91R LOUISVILLE/LOU FAIR 59 52 77 CALM 29.91R FORT KNOX FAIR 56 54 92 CALM 29.89S
Current Agriculture, Lawn & Garden Weather Conditions in Kentucky Based on observations at 500am EDT, Sunday May 18, 2025 Across Kentucky...temperatures are near 62 degrees west, near 56 degrees central, and near 58 degrees east. Current sky conditions are fair west, fair central, and fair east. In the west, relative humidity is near 93%, and the dew point is near 60 degrees. In the central part of the state, relative humidity is near 86%, and the dew point is near 52 degrees. In the east, relative humidity is near 78%, and the dew point is near 51 degrees. Current drying conditions are poor west, poor central, and fair east. The livestock heat stress category is no stress west, no stress central, and no stress east. Winds are calm west, where conditions are favorable for spraying. Winds are from the west at 3 mph central, where conditions are favorable for spraying. Winds are calm east, where conditions are favorable for spraying. Based on current available observations, the highest temperature is 66 degrees at Hopkinsville. The lowest temperature is 55 degrees at Somerset.
Radar: NWS Radar (NEW!), Bowling Green, KY Regional Radar, Hazardous Weather Outlook For JEFFERSON County, Kentucky 335 AM EDT Sun May 18 2025 /235 AM CDT Sun May 18 2025/ DAY ONE Today and tonight. No hazardous weather is expected at this time. DAYS TWO THROUGH SEVEN Monday through Saturday. Showers and thunderstorms will be possible Monday through Tuesday night. Some of the storms could be strong to severe, especially on Tuesday. SPOTTER INFORMATION STATEMENT Spotter activation may be needed Monday and Tuesday.
7-Day Forecast For JEFFERSON County, KY 403 AM EDT Sun May 18 2025 TODAY Mostly sunny. Highs in the upper 70s. West winds around 5 mph. TONIGHT Partly cloudy. Lows in the upper 50s. Northwest winds up to 5 mph shifting to the northeast after midnight. MONDAY Rain showers likely in the morning, then chance of thunderstorms in the afternoon. Highs in the mid 70s. East winds up to 5 mph. Chance of precipitation 60 percent. MONDAY NIGHT Mostly cloudy. Chance of thunderstorms in the evening, then showers likely and chance of thunderstorms after midnight. Lows in the lower 60s. East winds 5 to 10 mph. Chance of precipitation 70 percent. TUESDAY Rain showers and chance of thunderstorms. Highs in the upper 70s. Southeast winds 5 to 15 mph. Chance of precipitation near 100 percent. TUESDAY NIGHT Showers and chance of thunderstorms in the evening, then chance of showers and slight chance of thunderstorms after midnight. Lows in the lower 60s. Chance of precipitation near 100 percent. WEDNESDAY Partly sunny with chance of showers and slight chance of thunderstorms. Highs around 70. Chance of precipitation 50 percent. WEDNESDAY NIGHT Cooler. Mostly cloudy. Chance of rain showers and slight chance of thunderstorms in the evening, then slight chance of thunderstorms after midnight. Lows in the lower 50s. Chance of precipitation 50 percent. THURSDAY Partly sunny with a 20 percent chance of rain showers. Highs in the mid 60s. THURSDAY NIGHT Mostly cloudy with a 20 percent chance of rain showers in the evening, then partly cloudy after midnight. Lows in the upper 40s. FRIDAY Sunny. Highs in the upper 60s. FRIDAY NIGHT Partly cloudy. Lows in the upper 40s. SATURDAY Mostly sunny. A 20 percent chance of rain showers in the afternoon. Highs in the lower 70s.
Medium & Long Range Outlook For JEFFERSON County, Kentucky KENTUCKY --------------------------------------------- 6 TO 10 DAY 8 TO 14 DAY 30 DAY 90 DAY MAY 23-27 MAY 25-MAY 31 JUN JUN-AUG ----------- ----------- -------- --------- Temperature: Below Below Precipitation: Above Above .... Medium and long range outlooks provided by NCEP/K. Thomas Priddy ![]() ![]() Drought Status For JEFFERSON County, Kentucky (Based on the latest Palmer Drought Severity and Crop Moisture Indices) CENTRAL KY CLIMATE DIVISION Hydrological Drought (PDSI) Situation: ------------------------------------------------------------------------------------ Current Long-term Hydrological Moisture Status: NEAR NORMAL (PDSI= 0.18) Rainfall Needed: 0.00 inches ABOVE NORMAL Crop Moisture (CMI) Situation: ---------------------------------------------------------------------------------------------------------- Current Short-term Crop Moisture Status: Favorable For Normal Growth And Fieldwork (CMI= 0.17) Change From Previous Week: DRIER SOILS ( -0.08) Note: Due to rainfall variability within each climate division, check Precip Reports/GIS Estimates and the Kentucky Climate Summary for the latest moisture information for this county.
Kentucky Climate Summary Kentucky Climate Summary For the Period 05-10-2025 to 05-16-2025 Temperatures for the period averaged 68 degrees across the state which was 4 degrees warmer than normal and 10 degrees warmer than the previous period. High temperatures averaged from 80 in the West to 76 in the East. Departure from normal high temperatures ranged from 3 degrees warmer than normal in the West to 1 degrees warmer than normal in the East. Low temperatures averaged from 60 degrees in the West to 56 degrees in the East. Departure from normal low temperature ranged from 4 degrees warmer than normal in the West to 5 degrees warmer than normal in the East. The extreme high temperature for the period was 89 degrees at EVANSVILLE ASOS and the extreme low was 36 degrees at OWINGSVILLE 4S.Precipitation (liq. equ.) for the period totaled 1.86 inches statewide which was 0.67 inches above normal and 156% of normal. Precipitation totals by climate division, West 1.92 inches, Central 1.99 inches, Bluegrass 1.37 inches and East 2.15 inches, which was 0.73, 0.73, 0.16 and 1.03 inches above normal. By station, precipitation totals ranged from a low of 0.22 inches at ALEXANDRIA 5NW to a high of 4.31 inches at JACKSON 3SE.
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