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Hydrograph River at a Glance Download
North Fork Roanoke River at Ironto Stage (ft)Flow (kcfs)Highest Observation: 0 ft at 11:31PM Nov 15, 2019Highest Observation: 0 ft at 5:31AM Nov 16, 2019Highest Observation: 0 ft at 11:31AM Nov 16, 2019Highest Observation: 0 ft at 11:30PM Nov 16, 2019Highest Observation: 0 ft at 5:30AM Nov 17, 2019Highest Observation: 0 ft at 11:30AM Nov 17, 2019Highest Observation: 0 ft at 11:30PM Nov 17, 2019Highest Observation: 0 ft at 5:30AM Nov 18, 2019Highest Observation: 0 ft at 11:30AM Nov 18, 2019Highest Observation: 0 ft at 5:30PM Nov 18, 2019Highest Observation: 0 ft at 11:30PM Nov 18, 2019Highest Observation: 0 ft at 5:29AM Nov 19, 2019Highest Observation: 0 ft at 11:30PM Nov 19, 2019Highest Observation: 0 ft at 5:29AM Nov 20, 2019Highest Observation: 0 ft at 11:30AM Nov 20, 2019Highest Observation: 0 ft at 5:30PM Nov 20, 2019Highest Observation: 0 ft at 11:30PM Nov 20, 2019Highest Observation: 0 ft at 5:30PM Nov 21, 2019Highest Observation: 0 ft at 5:30AM Nov 22, 2019Highest Observation: 0 ft at 11:30AM Nov 22, 2019VA Department of Emergency ManagementIROV2(plotting HGIRR) Graph Created (3:34PM Nov 22, 2019)ObservedLatest observed value: 0 ft at 11:30 AM EST 22-Nov-2019. Flood Stage is 9 ft
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Tabular Data (UTC)
Tabular Data (EST)
XML Data
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Datum: Not Available
Metadata
NOTE: Forecasts are not available for the North Fork Roanoke River at Ironto. Only observed stages are available for this point.
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Flood Categories (in feet)
Major Flood Stage: 13
Moderate Flood Stage: 11
Flood Stage: 9
Action Stage: 7
Low Stage (in feet): 0

Historic Crests
(1) 12.70 ft on 02/22/2003
(2) 11.10 ft on 10/11/2018
(3) 10.90 ft on 01/31/2013
(4) 10.70 ft on 06/27/2006
(5) 10.10 ft on 09/29/2015
Show More Historic Crests

(P): Preliminary values subject to further review.

Recent Crests
(1) 11.10 ft on 10/11/2018
(2) 7.50 ft on 01/23/2017
(3) 6.60 ft on 02/03/2016
(4) 6.70 ft on 11/19/2015
(5) 10.10 ft on 09/29/2015
Show More Recent Crests

(P): Preliminary values subject to further review.

Low Water Records
Currently none available.

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

Zoom Level:16
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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.
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11 WATER UP TO 2 FEET DEEP FLOODS NORTH FORK ROAD NORTH OF GAGE.
9 WATER BEGINS TO AFFECT NORTH FORK ROAD UPSTREAM FROM GAGE.
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Latitude: 37.236111° N, Longitude: 80.238611° W, Horizontal Datum: NAD83/WGS84

River Stage
Reference Frame
Gauge Height Flood Stage Uses
NWS stage 0 ft 9 ft  
Vertical Datum Elevation
(gauge height = 0)
Elevation
(gauge height = flood stage)
Elevation information source
NAVD88 Not Available Not Available  
NGVD 29 Not Available Not Available  
MSL Not Available Not Available  
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
National Weather Service
Blacksburg Weather Forecast Office
1750 Forecast Drive
Blacksburg, VA 24060
(540) 552-0084
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Page last modified: 4-Mar-2019 11:30 PM
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