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Visit for access to new EXPERIMENTAL products and services from the National Water Center: National Hydrologic Discussion, Area Hydrologic Discussion, Flood Hazard Outlook and the National Water Center Visualization Services, a suite of geospatial services depicting River Forecast Center and National Water Model information.

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Hydrograph River at a Glance Download
Tyler Forks River near Mellen Stage (ft)Flow (kcfs)Highest Observation: 3.75 ft at 8:45PM May 28, 2023Highest Observation: 3.75 ft at 9:15PM May 28, 2023Highest Observation: 3.75 ft at 9:30PM May 28, 2023Highest Observation: 3.75 ft at 9:45PM May 28, 2023Highest Observation: 3.75 ft at 10:00PM May 28, 2023Highest Observation: 3.75 ft at 10:30PM May 28, 2023Observed: 3.73 ft at 11:00PM May 28, 2023Observed: 3.73 ft at 11:15PM May 28, 2023USGS--Water Resources of the United StatesTYLW3(plotting HGIRG) Graph Created (7:19PM May 29, 2023)ObservedLatest observed value: 3.73 ft at 11:15 PM CDT 28-May-2023. Flood Stage is 9 ft
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Tabular Data (UTC)
Tabular Data (CDT)
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Datum: NAVD88
Reliability of the Forecast: Based on current and forecast river, weather and reservoir conditions

NOTE: Forecasts for the Tyler Forks River near Mellen are issued as needed during times of high water, but are not routinely available.

Vertical datum height surveyed by the USGS

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Flood Categories (in feet)
Major Flood Stage: 12
Moderate Flood Stage: 10
Flood Stage: 9
Action Stage: 8
Low Stage (in feet): -9999

Historic Crests
(1) 14.20 ft on 07/12/2016
(2) 12.17 ft on 06/16/2018
(3) 11.52 ft on 04/23/2019
(4) 11.38 ft on 05/01/2013
(5) 10.40 ft on 05/18/2017
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(P): Preliminary values subject to further review.

Recent Crests
(1) 8.86 ft on 04/24/2022
(2) 7.69 ft on 03/25/2021
(3) 8.80 ft on 04/03/2020
(4) 11.52 ft on 04/23/2019
(5) 12.17 ft on 06/16/2018
Show More Recent Crests

(P): Preliminary values subject to further review.

Low Water Records
Currently none available.
Zoom Level:16
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Gauge LocationGauge Map Marker
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.
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If you notice any errors in the below information, please contact our Webmaster
11.9 Water over State HWY 169. 1.25 miles upstream from TYLW3 location.
9.8 At this level ST HWY 169 is likely impacted by flood water.
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Latitude: 46.394722° N, Longitude: 90.590000° W, Horizontal Datum: NAD83/WGS84

River Stage
Reference Frame
Gauge Height Flood Stage Uses
NWS stage 0 ft 9 ft Interpreting hydrographs and NWS watch, warnings, and forecasts, and inundation maps
Vertical Datum Elevation
(gauge height = 0)
(gauge height = flood stage)
Elevation information source
NAVD88 1123.34 1132.34 Survey grade GPS equipment, FEMA flood plain maps, newer USGS topographic maps
NGVD 29 Not Available Not Available 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:

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NWS Information
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Duluth Weather Forecast Office
5027 Miller Trunk Highway
Duluth, MN 55811
(218) 729-6697
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Page last modified: 2-Nov-2020 7:29 PM
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