Kentucky River at Frankfort Lock

Last updated: Jun 30, 2025, 1:03 PM UTC

No watches, warnings or advisories are in effect for this area.

Warning: no valid ratings curve available. Transformations to and from FEET/CFS/KCFS will not happen.

US Geological Survey
Observations courtesy of U.S. Geological Survey

Scale to Flood Categories

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Observed (OBS) 06/30/2025 7:30 AM EDT

Official Forecast (FCST) 06/29/2025 10:05 AM EDT

Record: 48.5 ft

CATEGORY STAGE

Major Flooding 40 ft

Moderate Flooding 35 ft

Minor Flooding 31 ft

Action 29 ft

Reliability of the Forecast:

NOTE: Forecasts are issued routinely year-round.

River forecasts for this location take into account past precipitation and the precipitation amounts expected approximately 48 hours into the future from the forecast issuance time.
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	CATEGORY	STAGE
	Major Flooding	40 ft
	Moderate Flooding	35 ft
	Minor Flooding	31 ft
	Action	29 ft

Flood Impacts 🅘

51.5 - Water reaches the top of protection in South Frankfort.
51 - Water reaches the top of protection in North Frankfort.
48 - Areas outside of floodwall are covered. Many county roads are closed.

Gauge Info

Coordinates	38.2017, -84.8817
RFC	OHRFC
State	KY
WFO	LMK
County	Franklin
Data Provider(s)
US Geological Survey	USGS--Water Resources of the United States
USGS	03287500

Gauge Location

Current Stage:

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Highest Forecast: undefined undefined

Current Mouse Location

Latitude:

Longitude:

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Recent Crests

1.	48.39 ft	on 04-07-2025	(P)
2.	39.34 ft	on 02-17-2025	(P)
3.	40.16 ft	on 03-05-2021
4.	32.33 ft	on 02-25-2019
5.	36.15 ft	on 04-05-2015

Historic Crests

1.	48.47 ft	on 12-10-1978
2.	48.39 ft	on 04-07-2025	(P)
3.	47.46 ft	on 01-25-1937
4.	45.22 ft	on 03-03-1997
5.	44.17 ft	on 02-16-1989

Vertical Datum Table

type	NGVD29
major Flooding	502.10 ft
moderate Flooding	497.10 ft
minor Flooding	493.10 ft
action	491.10 ft
Latest Value	470.07 ft
Gauge Zero	462.10 ft

Gauge Photos

Photo 1 of 18

Dam from the Right Bank

Probability Information

Photo 1 of 3

Weekly Chance of Exceeding Levels
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Chance of Exceeding Levels During Entire Period
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Short Range Forecast Uncertainty
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Unique Local Info

Potential River Levels - Used to

Potential River Levels Used to Estimate the Chance of Flooding and the Range of Possible River Levels
10 Day (HEFS)	10 Day (NAEFS)	River Forecast VS. River Potential

Note: Use the official hydrograph at the top of this web page for river levels within the next 72 hours.

Click individual graphics to enlarge.

USGS Average Streamflow
USGS Flood Inundation Mapper
How low could the river get?

Collaborative Agencies

The National Weather Service prepares its forecasts and other services in collaboration with agencies like the US Geological Survey, US Bureau of Reclamation, US Army Corps of Engineers, Natural Resource Conservation Service, National Park Service, ALERT Users Group, Bureau of Indian Affairs, and many state and local emergency managers across the country. For details, please click here.

WFO Information

Weather Forecast Office

Louisville

6201 Theiler Lane

Louisville, KY 40229

(502) 969-8842

Ask Questions/Webmaster

Official Homepage

1.	48.39 ft	on 04-07-2025	(P)
2.	39.34 ft	on 02-17-2025	(P)
3.	40.16 ft	on 03-05-2021
4.	32.33 ft	on 02-25-2019
5.	36.15 ft	on 04-05-2015
6.	42.84 ft	on 05-05-2010
7.	34.41 ft	on 06-01-2004
8.	35.16 ft	on 02-20-2003
9.	35.81 ft	on 03-22-2002
10.	45.22 ft	on 03-03-1997
11.	33.75 ft	on 05-20-1995
12.	34.63 ft	on 03-11-1994
13.	33.72 ft	on 12-31-1990
14.	44.17 ft	on 02-16-1989
15.	38.99 ft	on 05-09-1984
16.	48.47 ft	on 12-10-1978
17.	35.16 ft	on 03-30-1975
18.	34.46 ft	on 01-14-1974
19.	42.25 ft	on 04-16-1972
20.	34.45 ft	on 02-27-1972
21.	30.27 ft	on 03-10-1967
22.	38.71 ft	on 03-10-1964
23.	30.65 ft	on 03-16-1963
24.	40.73 ft	on 03-01-1962
25.	30.85 ft	on 05-09-1961
26.	35.46 ft	on 02-03-1957
27.	31.80 ft	on 02-19-1956
28.	37.10 ft	on 03-06-1955
29.	33.21 ft	on 03-26-1952
30.	37.84 ft	on 02-02-1950
31.	31.38 ft	on 01-07-1950
32.	35.27 ft	on 04-15-1948
33.	35.61 ft	on 02-17-1948
34.	30.13 ft	on 01-12-1946
35.	35.38 ft	on 03-07-1945
36.	33.76 ft	on 12-31-1943
37.	32.00 ft	on 03-20-1943
38.	35.60 ft	on 02-07-1939
39.	47.46 ft	on 01-25-1937
40.	33.50 ft	on 03-13-1935
41.	30.30 ft	on 02-02-1932
42.	30.50 ft	on 03-27-1929
43.	31.90 ft	on 01-22-1927
44.	34.90 ft	on 12-26-1926
45.	31.40 ft	on 12-09-1924
46.	35.10 ft	on 01-04-1924
47.	33.50 ft	on 01-10-1920
48.	32.60 ft	on 01-02-1919
49.	31.50 ft	on 01-31-1918
50.	32.80 ft	on 01-22-1917
51.	36.20 ft	on 12-19-1915
52.	38.20 ft	on 03-27-1913
53.	35.80 ft	on 01-11-1913
54.	34.30 ft	on 02-24-1909
55.	30.30 ft	on 04-02-1908
56.	33.20 ft	on 02-24-1897
57.	42.80 ft	on 02-01-1883
58.	37.00 ft	on 02-01-1880
59.	36.50 ft	on 03-01-1854
60.	37.00 ft	on 01-01-1847
61.	37.50 ft	on 01-01-1817

1.	48.47 ft	on 12-10-1978
2.	48.39 ft	on 04-07-2025	(P)
3.	47.46 ft	on 01-25-1937
4.	45.22 ft	on 03-03-1997
5.	44.17 ft	on 02-16-1989
6.	42.84 ft	on 05-05-2010
7.	42.80 ft	on 02-01-1883
8.	42.25 ft	on 04-16-1972
9.	40.73 ft	on 03-01-1962
10.	40.16 ft	on 03-05-2021
11.	39.34 ft	on 02-17-2025	(P)
12.	38.99 ft	on 05-09-1984
13.	38.71 ft	on 03-10-1964
14.	38.20 ft	on 03-27-1913
15.	37.84 ft	on 02-02-1950
16.	37.50 ft	on 01-01-1817
17.	37.10 ft	on 03-06-1955
18.	37.00 ft	on 02-01-1880
19.	37.00 ft	on 01-01-1847
20.	36.50 ft	on 03-01-1854
21.	36.20 ft	on 12-19-1915
22.	36.15 ft	on 04-05-2015
23.	35.81 ft	on 03-22-2002
24.	35.80 ft	on 01-11-1913
25.	35.61 ft	on 02-17-1948
26.	35.60 ft	on 02-07-1939
27.	35.46 ft	on 02-03-1957
28.	35.38 ft	on 03-07-1945
29.	35.27 ft	on 04-15-1948
30.	35.16 ft	on 03-30-1975
31.	35.16 ft	on 02-20-2003
32.	35.10 ft	on 01-04-1924
33.	34.90 ft	on 12-26-1926
34.	34.63 ft	on 03-11-1994
35.	34.46 ft	on 01-14-1974
36.	34.45 ft	on 02-27-1972
37.	34.41 ft	on 06-01-2004
38.	34.30 ft	on 02-24-1909
39.	33.76 ft	on 12-31-1943
40.	33.75 ft	on 05-20-1995
41.	33.72 ft	on 12-31-1990
42.	33.50 ft	on 01-10-1920
43.	33.50 ft	on 03-13-1935
44.	33.21 ft	on 03-26-1952
45.	33.20 ft	on 02-24-1897
46.	32.80 ft	on 01-22-1917
47.	32.60 ft	on 01-02-1919
48.	32.33 ft	on 02-25-2019
49.	32.00 ft	on 03-20-1943
50.	31.90 ft	on 01-22-1927
51.	31.80 ft	on 02-19-1956
52.	31.50 ft	on 01-31-1918
53.	31.40 ft	on 12-09-1924
54.	31.38 ft	on 01-07-1950
55.	30.85 ft	on 05-09-1961
56.	30.65 ft	on 03-16-1963
57.	30.50 ft	on 03-27-1929
58.	30.30 ft	on 04-02-1908
59.	30.30 ft	on 02-02-1932
60.	30.27 ft	on 03-10-1967
61.	30.13 ft	on 01-12-1946