National Weather Service Advanced Hydrologic Prediction Service

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Web Portal Changes: The Advanced Hydrologic Prediction Service (AHPS) hosted at https://water.weather.gov will be replaced by the National Water Prediction Service (NWPS), with a target of March 2024. Existing AHPS content and features will be preserved and expanded within NWPS.

Experimental National Water Center Products: Flood Inundation Mapping services are now available for 10% of the U.S. population. Please visit https://www.weather.gov/owp/operations for more information. The National Hydrologic Discussion, Area Hydrologic Discussion, Flood Hazard Outlook, and real-time geospatial services depicting River Forecast Center and National Water Model forecasts, continue to be accessible via the URL above, as described in the StoryMap here.

Weather Forecast Office St. Louis, MO

Lower Mississippi River Forecast Center

Hydrograph

River at a Glance

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About this graph

Tabular Data (UTC)

Tabular Data (CDT)

Datum: NGVD29

Metadata

NOTE: River forecasts for this location take into account past precipitation and the precipitation amounts expected approximately 24 hours into the future from the forecast issuance time.

NOTE: Forecasts for the Black River near Annapolis are issued routinely year-round.

Return to Area Map

Downstream Gauge

Flood Categories (in feet)

Major Flood Stage:	25
Moderate Flood Stage:	15
Flood Stage:	8
Action Stage:	6
Low Stage (in feet):	-9999

Historic Crests
(1) 27.38 ft on 11/14/1993
(2) 27.38 ft on 11/14/1993
(3) 25.81 ft on 11/19/1985
(4) 23.23 ft on 04/30/2017
(5) 21.55 ft on 11/02/1972
(6) 21.54 ft on 10/30/2009
(7) 21.40 ft on 05/13/2002
(8) 20.10 ft on 06/08/1945
(9) 20.06 ft on 03/28/1977
(10) 20.03 ft on 03/19/2008
Show More Historic Crests

(P): Preliminary values subject to further review.

Recent Crests
(1) 12.84 ft on 05/16/2023
(2) 8.59 ft on 05/15/2023
(3) 8.39 ft on 05/14/2023
(4) 15.72 ft on 03/25/2023
(5) 14.32 ft on 03/04/2023
(6) 9.56 ft on 05/06/2022
(7) 9.57 ft on 04/14/2022
(8) 13.17 ft on 03/31/2022
(9) 9.26 ft on 03/07/2022
(10) 15.37 ft on 02/18/2022
Show More Recent Crests

(P): Preliminary values subject to further review.

Low Water Records
(1) 0.60 ft on 08/05/1982
(2) 0.64 ft on 08/22/1983
(3) 0.66 ft on 07/26/1980
Show More Low Water Records

For more information on your flood risk go to www.floodsmart.gov.

Show FEMA's National Flood Hazard Layers

Zoom Level:14

	Gauge Location	Disclaimer
Latitude/Longitude Disclaimer: The gauge location shown in the above map is the approximate location based on the latitude/longitude coordinates provided to the NWS by the gauge owner.

Flood Impacts & Photos

If you notice any errors in the below information, please contact our Webmaster
27.38	This is the RECORD FLOOD LEVEL that was reached on November 14 1993.
24.5	The Highway K bridge downstream of the gage begins flooding.
21	Highway 21 at Circle Drive in Lesterville begins flooding.
20.5	One house on Cirle Drive in Lesterville will flood near this height.
17	When the Black River gets to this level, the Highway 21 bridge upstream in Lesterville on the East Fork of the Black River may start flooding about 6 to 8 hours earlier.
14	Flooding begins along County Road 146 Champion Springs Road... the road leading to the gage.
9	County Road 372 will begin flooding near this height.
8	Annapolis Road on the east bank of the Black River south of Lesterville begins flooding close to this height. This is the only road directly connecting Annapolis and Lesterville.
5	Near this height, Peola Road begins flooding along the west bank of the Black River south of Lesterville.
Photos (1) Black River near Annapolis, MO gage house and well (2) Looking upstream (3) Looking west (4) Looking downstream

About This Location

Latitude: 37.336111° N, Longitude: 90.788611° W, Horizontal Datum: NAD83/WGS84

River Stage Reference Frame	Gauge Height	Flood Stage	Uses
NWS stage	0 ft	8 ft	Interpreting hydrographs and NWS watch, warnings, and forecasts, and inundation maps
Vertical Datum	Elevation (gauge height = 0)	Elevation (gauge height = flood stage)	Elevation information source
NAVD88	Not Available	Not Available	Survey grade GPS equipment, FEMA flood plain maps, newer USGS topographic maps
NGVD 29	569.72 ft	577.72 ft	Older USGS topographic maps, NGVD29 benchmarks
MSL	Not Available	Not Available	Older USGS topographic maps, MSL benchmarks
Other	Not Available	Not Available

Current/Historical Observations:

U.S. Geological Survey (USGS) Data and Site Info for Annapolis

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Hydrologic Resources

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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.

NWS Information

National Weather Service
St. Louis Weather Forecast Office
12 Missouri Research Park Drive
St. Charles, MO 63304
(636) 441-8467
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Page last modified: 2-Nov-2020 7:29 PM

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