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ALERT: December 13th update on the status of the nationwide data transmission error preventing stream gauge data collected at affected locations from being displayed on the Advanced Hydrologic Prediction Services (AHPS) webpages. As of 11/08/2018, The USGS has restored all impacted operational stream gauges to transmitting status. The status map of gauge outages from other agencies is here. This will be the last outage map posted as over 95% of the gauge outages have been restored. Local NWS offices will continue to monitor the remaining gauge outages.

Hydrograph River at a Glance Download
West Prong Little Pigeon River at Chimney Picnic Area Stage (ft)Observed: 1.63 ft at 2:12AM Dec 10, 2018Observed: 1.63 ft at 2:15AM Dec 10, 2018Observed: 1.62 ft at 8:42AM Dec 10, 2018Observed: 1.52 ft at 2:57PM Dec 10, 2018Observed: 1.52 ft at 3:00PM Dec 10, 2018Observed: 1.51 ft at 8:42PM Dec 10, 2018Observed: 1.39 ft at 5:27AM Dec 11, 2018Observed: 1.4 ft at 8:42AM Dec 11, 2018Observed: 1.37 ft at 8:42PM Dec 11, 2018Observed: 1.27 ft at 6:27AM Dec 12, 2018Observed: 1.28 ft at 8:42AM Dec 12, 2018Observed: 1.28 ft at 8:42PM Dec 12, 2018Observed: 1.27 ft at 8:42AM Dec 13, 2018Observed: 1.27 ft at 8:45AM Dec 13, 2018Observed: 1.24 ft at 8:42PM Dec 13, 2018Observed: 1.35 ft at 8:42AM Dec 14, 2018Observed: 1.46 ft at 10:27AM Dec 14, 2018Observed: 1.56 ft at 11:27AM Dec 14, 2018Observed: 1.68 ft at 1:42PM Dec 14, 2018Observed: 1.8 ft at 2:57PM Dec 14, 2018Highest Observation: 1.89 ft at 8:42PM Dec 14, 2018CPAT1(plotting HGIRR) Graph Created (11:45PM Dec 14, 2018)ObservedLatest observed value: 1.89 ft at 8:42 PM EST 14-Dec-2018.
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Tabular Data (UTC)
Tabular Data (EST)
XML Data
RSS Files
Datum: Not Available
NOTE: Forecasts are not available for the West Prong Little Pigeon River at Chimney Picnic Area. Only observed stages are available for this point.
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Downstream Gauge Downstream Locations
Flood Categories (in feet)
Major Flood Stage: 0
Moderate Flood Stage: 0
Flood Stage: 0
Action Stage: 0
Low Stage (in feet): 0

Historic Crests
Currently none available.

Recent Crests
Currently none available.

Low Water Records
Currently none available.

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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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Latitude: 35.637222° N, Longitude: 83.493333° W, Horizontal Datum: NAD83/WGS84

River Stage
Reference Frame
Gauge Height Flood Stage Uses
NWS stage 0 ft Not Available 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 Not Available Not Available 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  
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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
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Morristown Weather Forecast Office
5974 Commerce Blvd.
Morristown, TN 37814
(423) 586-3771
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Page last modified: 21-Dec-2016 10:38 PM
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