Skip Navigation Link weather.gov  
NOAA logo - Click to go to the NOAA homepage National Weather Service NWS logo - Click to go to the NWS homepage
Advanced Hydrologic Prediction Service
Image background of Navigation bar Left Home News Organization
Bookmark and Share Navigation Bar End Cap

  

National Conditions
    Rivers
    Satellite
    Climate
    Observed Precip

Local Conditions
    Warnings
    Weather Forecast
    Radar-FFC
    Radar-JGX
    Radar-HTX

AHPS Documentation
    User Guide
    User Brochure

What is AHPS?
    Facts
    Our Partners

Feedback/Questions
     Provide Feedback
    Ask Questions

When flooded turn around don't drown
FloodSmart
USA.gov Official Web Portal
 
Hydrograph River at a Glance Download
Cobbs Creek near Decatur Stage (ft)Observed: 1.75 ft at 12:00PM Oct 18, 2021Observed: 1.75 ft at 12:15PM Oct 18, 2021Observed: 1.74 ft at 12:30PM Oct 18, 2021Observed: 1.74 ft at 12:45PM Oct 18, 2021Observed: 1.75 ft at 1:00PM Oct 18, 2021Observed: 1.74 ft at 1:15PM Oct 18, 2021Observed: 1.74 ft at 1:30PM Oct 18, 2021Observed: 1.74 ft at 1:45PM Oct 18, 2021Observed: 1.75 ft at 2:00PM Oct 18, 2021Observed: 1.75 ft at 2:15PM Oct 18, 2021Observed: 1.74 ft at 2:30PM Oct 18, 2021Observed: 1.75 ft at 2:45PM Oct 18, 2021Observed: 1.74 ft at 3:00PM Oct 18, 2021Observed: 1.73 ft at 3:15PM Oct 18, 2021Highest Observation: 1.76 ft at 3:30PM Oct 18, 2021Observed: 1.75 ft at 3:45PM Oct 18, 2021Observed: 1.75 ft at 4:00PM Oct 18, 2021Observed: 1.75 ft at 4:15PM Oct 18, 2021Observed: 1.75 ft at 4:30PM Oct 18, 2021Observed: 1.75 ft at 4:45PM Oct 18, 2021Observed: 1.75 ft at 5:00PM Oct 18, 2021Observed: 1.75 ft at 5:15PM Oct 18, 2021Observed: 1.75 ft at 5:30PM Oct 18, 2021Observed: 1.74 ft at 5:45PM Oct 18, 2021Observed: 1.75 ft at 6:00PM Oct 18, 2021Observed: 1.74 ft at 6:15PM Oct 18, 2021Observed: 1.75 ft at 6:30PM Oct 18, 2021Observed: 1.74 ft at 6:45PM Oct 18, 2021Observed: 1.75 ft at 7:00PM Oct 18, 2021Observed: 1.74 ft at 7:15PM Oct 18, 2021Observed: 1.75 ft at 7:30PM Oct 18, 2021Observed: 1.75 ft at 7:45PM Oct 18, 2021Observed: 1.75 ft at 8:00PM Oct 18, 2021Observed: 1.75 ft at 8:15PM Oct 18, 2021Observed: 1.75 ft at 8:30PM Oct 18, 2021Observed: 1.75 ft at 8:45PM Oct 18, 2021Observed: 1.75 ft at 9:00PM Oct 18, 2021Observed: 1.75 ft at 9:15PM Oct 18, 2021Observed: 1.75 ft at 9:30PM Oct 18, 2021Observed: 1.75 ft at 9:45PM Oct 18, 2021Observed: 1.75 ft at 10:00PM Oct 18, 2021Highest Observation: 1.76 ft at 10:15PM Oct 18, 2021Observed: 1.75 ft at 10:30PM Oct 18, 2021Highest Observation: 1.76 ft at 10:45PM Oct 18, 2021Observed: 1.75 ft at 11:00PM Oct 18, 2021Observed: 1.75 ft at 11:15PM Oct 18, 2021Observed: 1.75 ft at 11:30PM Oct 18, 2021Observed: 1.75 ft at 11:45PM Oct 18, 2021Observed: 1.75 ft at 12:00AM Oct 19, 2021Highest Observation: 1.76 ft at 12:15AM Oct 19, 2021Observed: 1.75 ft at 12:30AM Oct 19, 2021Observed: 1.75 ft at 10:45AM Oct 19, 2021Observed: 1.74 ft at 11:00AM Oct 19, 2021Highest Observation: 1.76 ft at 11:15AM Oct 19, 2021Observed: 1.75 ft at 11:30AM Oct 19, 2021Observed: 1.75 ft at 11:45AM Oct 19, 2021Observed: 1.75 ft at 12:00PM Oct 19, 2021Observed: 1.75 ft at 12:15PM Oct 19, 2021Observed: 1.74 ft at 12:30PM Oct 19, 2021Observed: 1.74 ft at 12:45PM Oct 19, 2021Observed: 1.75 ft at 1:00PM Oct 19, 2021Observed: 1.75 ft at 1:15PM Oct 19, 2021Observed: 1.75 ft at 1:30PM Oct 19, 2021Observed: 1.75 ft at 1:45PM Oct 19, 2021Observed: 1.74 ft at 2:00PM Oct 19, 2021Observed: 1.74 ft at 2:15PM Oct 19, 2021Observed: 1.74 ft at 2:30PM Oct 19, 2021Highest Observation: 1.76 ft at 2:45PM Oct 19, 2021Observed: 1.75 ft at 3:00PM Oct 19, 2021Observed: 1.74 ft at 3:15PM Oct 19, 2021Observed: 1.75 ft at 3:30PM Oct 19, 2021Observed: 1.75 ft at 3:45PM Oct 19, 2021Observed: 1.75 ft at 4:00PM Oct 19, 2021Observed: 1.74 ft at 4:15PM Oct 19, 2021Observed: 1.75 ft at 4:30PM Oct 19, 2021Observed: 1.75 ft at 4:45PM Oct 19, 2021Observed: 1.75 ft at 5:00PM Oct 19, 2021Observed: 1.74 ft at 5:15PM Oct 19, 2021Observed: 1.74 ft at 5:30PM Oct 19, 2021Observed: 1.74 ft at 5:45PM Oct 19, 2021Observed: 1.75 ft at 6:00PM Oct 19, 2021Observed: 1.75 ft at 6:15PM Oct 19, 2021Observed: 1.75 ft at 6:30PM Oct 19, 2021Observed: 1.75 ft at 6:45PM Oct 19, 2021Observed: 1.75 ft at 7:00PM Oct 19, 2021Observed: 1.75 ft at 7:15PM Oct 19, 2021Observed: 1.74 ft at 7:30PM Oct 19, 2021Observed: 1.74 ft at 7:45PM Oct 19, 2021Observed: 1.75 ft at 8:00PM Oct 19, 2021Observed: 1.75 ft at 8:15PM Oct 19, 2021Observed: 1.75 ft at 8:30PM Oct 19, 2021Observed: 1.75 ft at 8:45PM Oct 19, 2021Observed: 1.75 ft at 9:00PM Oct 19, 2021Observed: 1.73 ft at 9:15PM Oct 19, 2021Observed: 1.74 ft at 9:30PM Oct 19, 2021Observed: 1.74 ft at 9:45PM Oct 19, 2021Observed: 1.74 ft at 10:00PM Oct 19, 2021Observed: 1.74 ft at 10:15PM Oct 19, 2021Observed: 1.74 ft at 10:30PM Oct 19, 2021Observed: 1.75 ft at 10:45PM Oct 19, 2021Observed: 1.74 ft at 11:00PM Oct 19, 2021Observed: 1.75 ft at 11:15PM Oct 19, 2021Observed: 1.75 ft at 11:30PM Oct 19, 2021Observed: 1.75 ft at 11:45PM Oct 19, 2021Observed: 1.74 ft at 12:00AM Oct 20, 2021Observed: 1.75 ft at 12:15AM Oct 20, 2021Observed: 1.74 ft at 12:30AM Oct 20, 2021Observed: 1.75 ft at 12:45AM Oct 20, 2021Observed: 1.74 ft at 1:00AM Oct 20, 2021Observed: 1.75 ft at 1:15AM Oct 20, 2021Observed: 1.75 ft at 1:30AM Oct 20, 2021Observed: 1.75 ft at 1:45AM Oct 20, 2021Observed: 1.74 ft at 2:00AM Oct 20, 2021Observed: 1.75 ft at 2:15AM Oct 20, 2021Observed: 1.75 ft at 2:30AM Oct 20, 2021Observed: 1.74 ft at 2:45AM Oct 20, 2021Observed: 1.74 ft at 3:00AM Oct 20, 2021Observed: 1.75 ft at 3:15AM Oct 20, 2021Observed: 1.75 ft at 3:30AM Oct 20, 2021Observed: 1.74 ft at 3:45AM Oct 20, 2021Observed: 1.74 ft at 4:00AM Oct 20, 2021Observed: 1.75 ft at 4:15AM Oct 20, 2021Observed: 1.74 ft at 4:30AM Oct 20, 2021Observed: 1.75 ft at 4:45AM Oct 20, 2021Observed: 1.74 ft at 5:00AM Oct 20, 2021Observed: 1.75 ft at 5:15AM Oct 20, 2021Observed: 1.74 ft at 5:30AM Oct 20, 2021Observed: 1.74 ft at 5:45AM Oct 20, 2021Observed: 1.74 ft at 6:00AM Oct 20, 2021Observed: 1.74 ft at 6:15AM Oct 20, 2021Observed: 1.75 ft at 6:30AM Oct 20, 2021Observed: 1.75 ft at 6:45AM Oct 20, 2021Observed: 1.74 ft at 7:00AM Oct 20, 2021Observed: 1.74 ft at 7:15AM Oct 20, 2021Observed: 1.74 ft at 7:30AM Oct 20, 2021Observed: 1.74 ft at 7:45AM Oct 20, 2021Observed: 1.74 ft at 8:00AM Oct 20, 2021Observed: 1.74 ft at 8:15AM Oct 20, 2021Observed: 1.74 ft at 8:30AM Oct 20, 2021Observed: 1.74 ft at 8:45AM Oct 20, 2021Observed: 1.75 ft at 9:00AM Oct 20, 2021Observed: 1.74 ft at 9:15AM Oct 20, 2021Observed: 1.74 ft at 9:30AM Oct 20, 2021Observed: 1.75 ft at 9:45AM Oct 20, 2021Observed: 1.74 ft at 10:00AM Oct 20, 2021Observed: 1.75 ft at 10:15AM Oct 20, 2021Observed: 1.74 ft at 10:30AM Oct 20, 2021Observed: 1.75 ft at 10:45AM Oct 20, 2021Observed: 1.74 ft at 11:00AM Oct 20, 2021Observed: 1.73 ft at 11:15AM Oct 20, 2021Observed: 1.74 ft at 11:30AM Oct 20, 2021Observed: 1.74 ft at 11:45AM Oct 20, 2021Observed: 1.75 ft at 12:00PM Oct 20, 2021Observed: 1.75 ft at 12:15PM Oct 20, 2021Observed: 1.74 ft at 12:30PM Oct 20, 2021Observed: 1.75 ft at 12:45PM Oct 20, 2021Observed: 1.75 ft at 1:00PM Oct 20, 2021Observed: 1.74 ft at 1:15PM Oct 20, 2021Observed: 1.74 ft at 1:30PM Oct 20, 2021Observed: 1.74 ft at 1:45PM Oct 20, 2021Observed: 1.75 ft at 2:00PM Oct 20, 2021Observed: 1.74 ft at 2:15PM Oct 20, 2021Observed: 1.75 ft at 2:30PM Oct 20, 2021Observed: 1.75 ft at 2:45PM Oct 20, 2021Observed: 1.74 ft at 3:00PM Oct 20, 2021Observed: 1.75 ft at 3:15PM Oct 20, 2021Observed: 1.74 ft at 3:30PM Oct 20, 2021Observed: 1.74 ft at 3:45PM Oct 20, 2021Observed: 1.74 ft at 4:00PM Oct 20, 2021Observed: 1.73 ft at 4:15PM Oct 20, 2021Observed: 1.74 ft at 4:30PM Oct 20, 2021Observed: 1.73 ft at 4:45PM Oct 20, 2021Observed: 1.75 ft at 5:00PM Oct 20, 2021Observed: 1.74 ft at 5:15PM Oct 20, 2021Observed: 1.73 ft at 5:30PM Oct 20, 2021Observed: 1.74 ft at 5:45PM Oct 20, 2021Observed: 1.74 ft at 6:00PM Oct 20, 2021Observed: 1.75 ft at 6:15PM Oct 20, 2021Observed: 1.74 ft at 6:30PM Oct 20, 2021Observed: 1.74 ft at 6:45PM Oct 20, 2021Observed: 1.74 ft at 7:00PM Oct 20, 2021Observed: 1.74 ft at 7:15PM Oct 20, 2021Observed: 1.74 ft at 7:30PM Oct 20, 2021Observed: 1.73 ft at 7:45PM Oct 20, 2021Observed: 1.75 ft at 8:00PM Oct 20, 2021Observed: 1.74 ft at 8:15PM Oct 20, 2021Observed: 1.74 ft at 8:30PM Oct 20, 2021Observed: 1.73 ft at 8:45PM Oct 20, 2021Observed: 1.74 ft at 9:00PM Oct 20, 2021Observed: 1.74 ft at 9:15PM Oct 20, 2021Observed: 1.74 ft at 9:30PM Oct 20, 2021Observed: 1.74 ft at 9:45PM Oct 20, 2021Observed: 1.74 ft at 10:00PM Oct 20, 2021Observed: 1.74 ft at 10:15PM Oct 20, 2021Observed: 1.75 ft at 10:30PM Oct 20, 2021Observed: 1.74 ft at 10:45PM Oct 20, 2021Observed: 1.74 ft at 11:00PM Oct 20, 2021Observed: 1.74 ft at 11:15PM Oct 20, 2021Observed: 1.75 ft at 11:30PM Oct 20, 2021Observed: 1.74 ft at 11:45PM Oct 20, 2021Observed: 1.75 ft at 12:00AM Oct 21, 2021Observed: 1.75 ft at 12:15AM Oct 21, 2021Observed: 1.75 ft at 12:30AM Oct 21, 2021Observed: 1.74 ft at 12:45AM Oct 21, 2021Observed: 1.74 ft at 1:00AM Oct 21, 2021Observed: 1.74 ft at 1:15AM Oct 21, 2021Observed: 1.74 ft at 1:30AM Oct 21, 2021Observed: 1.74 ft at 1:45AM Oct 21, 2021Observed: 1.74 ft at 2:00AM Oct 21, 2021Observed: 1.75 ft at 2:15AM Oct 21, 2021Observed: 1.74 ft at 2:30AM Oct 21, 2021Observed: 1.73 ft at 2:45AM Oct 21, 2021Observed: 1.74 ft at 3:00AM Oct 21, 2021Observed: 1.75 ft at 3:15AM Oct 21, 2021Observed: 1.73 ft at 3:30AM Oct 21, 2021Observed: 1.74 ft at 3:45AM Oct 21, 2021Observed: 1.73 ft at 4:00AM Oct 21, 2021Observed: 1.74 ft at 4:15AM Oct 21, 2021Observed: 1.74 ft at 4:30AM Oct 21, 2021Observed: 1.74 ft at 4:45AM Oct 21, 2021Observed: 1.75 ft at 5:00AM Oct 21, 2021Observed: 1.74 ft at 5:15AM Oct 21, 2021Observed: 1.74 ft at 5:30AM Oct 21, 2021Observed: 1.74 ft at 5:45AM Oct 21, 2021Observed: 1.75 ft at 6:00AM Oct 21, 2021Observed: 1.73 ft at 6:15AM Oct 21, 2021Observed: 1.74 ft at 6:30AM Oct 21, 2021Observed: 1.75 ft at 6:45AM Oct 21, 2021Observed: 1.75 ft at 7:00AM Oct 21, 2021Observed: 1.75 ft at 7:15AM Oct 21, 2021Observed: 1.74 ft at 7:30AM Oct 21, 2021Observed: 1.75 ft at 7:45AM Oct 21, 2021Observed: 1.75 ft at 8:00AM Oct 21, 2021Observed: 1.74 ft at 8:15AM Oct 21, 2021Observed: 1.74 ft at 8:30AM Oct 21, 2021Observed: 1.74 ft at 8:45AM Oct 21, 2021Observed: 1.75 ft at 9:00AM Oct 21, 2021Observed: 1.74 ft at 9:15AM Oct 21, 2021Observed: 1.74 ft at 9:30AM Oct 21, 2021Observed: 1.74 ft at 9:45AM Oct 21, 2021Observed: 1.74 ft at 10:00AM Oct 21, 2021Observed: 1.74 ft at 10:15AM Oct 21, 2021Observed: 1.74 ft at 10:30AM Oct 21, 2021USGS--Water Resources of the United StatesCOBG1(plotting HGIRG) Graph Created (11:48AM Oct 21, 2021)ObservedLatest observed value: 1.74 ft at 10:30 AM EDT 21-Oct-2021. Flood Stage is 11 ft
Printable Image
About this graph
Tabular Data (UTC)
Tabular Data (EDT)
XML Data
RSS Files
Datum: NAVD88
Metadata
NOTE: Automated gauge readings are now available, courtesy of the USGS.

NOTE: Forecasts are not available for the Cobbs Creek near Decatur. Only observed stages are available for this point.

Return to Area Map
Flood Categories (in feet)
Major Flood Stage: 20
Moderate Flood Stage: 17
Flood Stage: 11
Action Stage: 9
Low Stage (in feet): -9999

Historic Crests
(1) 13.32 ft on 10/11/2020
(2) 12.80 ft on 12/24/2015

(P): Preliminary values subject to further review.

Recent Crests
(1) 13.32 ft on 10/11/2020
(2) 12.80 ft on 12/24/2015

(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:15
KML Image
Gauge LocationGauge Map Marker
 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 Collapse
If you notice any errors in the below information, please contact our Webmaster
22 Widespread inundation flooding occurs in the residential yards and woodlands along the creek upstream and downstream from Rainbow Drive. The flood waters will be 2 to 3 feet over the bridge and road. County officials will have the road closed. The water will be up to 14 feet deep in portions of backyards of several homes off Kings Park Circle...Rainover Drive...Rainshower Drive and Calumet Road. Several of the homes will be flooded with 1 to 3 feet of water. The water level will enter the USGS gage house.
20 Major flooding begins with widespread inundation of the residential yards and woodlands along the creek upstream and downstream from Rainbow Drive. The flood waters will top the bridge and be around one foot deep over the road. County officials will close the bridge. The water will be up to 12 feet deep in portions of backyards of several homes off Kings Park Circle...Rainover Drive...Rainshower Drive and Calumet Road. Some of the homes will begin to flood.
19 Significant flooding continues to expand into the residential yards and woodlands along the creek upstream and downstream from Rainbow Drive. The water level will be hitting the bridge and begin to flood the road. County officials will likely close the bridge. Flood waters will be up to 10 feet deep in portions of backyards of several homes off Kings Park Circle...Rainover Drive...Rainshower Drive and Calumet Road. The water level will reach the foundations of some of the homes.
17 Moderate flooding begins. Significant flooding occurs in the residential yards and woodlands along the creek upstream and downstream from the gage at Rainbow Drive. The water level will be near the bottom of the bridge. Flood waters will be up to 8 feet deep in portions of backyards of several homes off Kings Park Circle...Rainover Drive...Rainshower Drive and Calumet Road.
15 Minor flooding continues to expand into the residential yards and woodlands along the creek upstream and downstream from the stream gage at Rainbow Drive. Flood waters will be up to 6 feet deep in portions of backyards of several homes off Kings Park Circle...Rainover Drive...Rainshower Drive and Calumet Road.
13 Minor flooding continues in the residential yards and woodlands along the creek upstream and downstream from the stream gage at Rainbow Drive. Flood waters will be from 1 to 4 feet deep in portions of backyards of a few homes off Kings Park Circle...Rainover Drive...Rainshower Drive and Calumet Road.
11 Flood stage is reached. Minor flooding begins in the residential yards and woodlands along the creek upstream and downstream from the stream gage at Rainbow Drive. Flood waters will be from one to two feet deep in portions of backyards of a few homes off Kings Park Circle...Rainover Drive...Rainshower Drive and Calumet Road.
9 Bankfull conditions are reached along the creek upstream and downstream from the stream gage at Rainbow Drive. Water will begin to flow into low portions of residential yards.
Photos
(1) Downstream view of Cobbs Creek at Rainbow Drive bridge. Stage height 1.8 feet (Nov 2016).
About This Location Collapse

Latitude: 33.709417° N, Longitude: 84.239167° W, Horizontal Datum: NAD83/WGS84

River Stage
Reference Frame		 Gauge Height Flood Stage Uses
NWS stage 0 ft 11 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 779.22 ft 790.22 ft 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:
Resources Collapse
Hydrologic Resources Additional Resources
Collaborative Agencies Collapse
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
Peachtree City/Atlanta Weather Forecast Office
4 Falcon Drive
Peachtree City, GA 30269
(770) 486-1133
Ask Questions/Webmaster
Page last modified: 2-Nov-2020 7:30 PM 		Disclaimer
Credits
Glossary 		Privacy Policy
About Us
Career Opportunities