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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.

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Hydrograph River at a Glance Download
Clear Creek at Friendswood Stage (ft)Flow (kcfs)Observed: 2.51 ft at 10:45PM Oct 01, 2023Observed: 2.55 ft at 11:00PM Oct 01, 2023Observed: 2.59 ft at 11:15PM Oct 01, 2023Observed: 2.63 ft at 11:30PM Oct 01, 2023Observed: 2.67 ft at 11:45PM Oct 01, 2023Observed: 2.72 ft at 12:00AM Oct 02, 2023Observed: 2.76 ft at 12:15AM Oct 02, 2023Observed: 2.79 ft at 12:30AM Oct 02, 2023Observed: 2.84 ft at 12:45AM Oct 02, 2023Observed: 2.88 ft at 1:00AM Oct 02, 2023Observed: 2.91 ft at 1:15AM Oct 02, 2023Observed: 2.94 ft at 1:30AM Oct 02, 2023Observed: 2.97 ft at 1:45AM Oct 02, 2023Observed: 3 ft at 2:00AM Oct 02, 2023Observed: 3.02 ft at 2:15AM Oct 02, 2023Observed: 3.04 ft at 2:30AM Oct 02, 2023Observed: 3.06 ft at 2:45AM Oct 02, 2023Observed: 3.07 ft at 3:00AM Oct 02, 2023Observed: 3.08 ft at 3:15AM Oct 02, 2023Observed: 3.09 ft at 3:30AM Oct 02, 2023Observed: 3.1 ft at 3:45AM Oct 02, 2023Observed: 3.1 ft at 4:00AM Oct 02, 2023Observed: 3.11 ft at 4:15AM Oct 02, 2023Observed: 3.12 ft at 4:30AM Oct 02, 2023Observed: 3.12 ft at 4:45AM Oct 02, 2023Observed: 3.12 ft at 5:00AM Oct 02, 2023Observed: 3.1 ft at 5:15AM Oct 02, 2023Observed: 3.09 ft at 5:30AM Oct 02, 2023Observed: 3.06 ft at 5:45AM Oct 02, 2023Observed: 3.03 ft at 6:00AM Oct 02, 2023Observed: 3 ft at 6:15AM Oct 02, 2023Observed: 2.96 ft at 6:30AM Oct 02, 2023Observed: 2.93 ft at 6:45AM Oct 02, 2023Observed: 2.89 ft at 7:00AM Oct 02, 2023Observed: 2.86 ft at 7:15AM Oct 02, 2023Observed: 2.83 ft at 7:30AM Oct 02, 2023Observed: 2.81 ft at 7:45AM Oct 02, 2023Observed: 2.79 ft at 8:00AM Oct 02, 2023Observed: 2.77 ft at 8:15AM Oct 02, 2023Observed: 2.76 ft at 8:30AM Oct 02, 2023Observed: 2.75 ft at 8:45AM Oct 02, 2023Observed: 2.75 ft at 9:00AM Oct 02, 2023Observed: 2.74 ft at 9:15AM Oct 02, 2023Observed: 2.74 ft at 9:30AM Oct 02, 2023Observed: 2.74 ft at 9:45AM Oct 02, 2023Observed: 2.74 ft at 10:00AM Oct 02, 2023Observed: 2.79 ft at 10:15AM Oct 02, 2023Observed: 2.77 ft at 10:30AM Oct 02, 2023Observed: 2.79 ft at 10:45AM Oct 02, 2023Observed: 2.77 ft at 11:00AM Oct 02, 2023Observed: 2.74 ft at 11:15AM Oct 02, 2023Observed: 2.7 ft at 11:30AM Oct 02, 2023Observed: 2.65 ft at 11:45AM Oct 02, 2023Observed: 2.6 ft at 12:00PM Oct 02, 2023Observed: 2.56 ft at 12:15PM Oct 02, 2023Observed: 2.47 ft at 12:30PM Oct 02, 2023Observed: 2.43 ft at 12:45PM Oct 02, 2023Observed: 2.38 ft at 1:00PM Oct 02, 2023Observed: 2.33 ft at 1:15PM Oct 02, 2023Observed: 2.28 ft at 1:30PM Oct 02, 2023Observed: 2.24 ft at 1:45PM Oct 02, 2023Observed: 2.21 ft at 2:00PM Oct 02, 2023Observed: 2.21 ft at 2:15PM Oct 02, 2023Observed: 2.17 ft at 2:30PM Oct 02, 2023Observed: 2.15 ft at 2:45PM Oct 02, 2023Observed: 2.12 ft at 3:00PM Oct 02, 2023Observed: 2.1 ft at 3:15PM Oct 02, 2023Observed: 2.06 ft at 3:30PM Oct 02, 2023Observed: 2.06 ft at 3:45PM Oct 02, 2023Observed: 2.01 ft at 4:00PM Oct 02, 2023Observed: 1.98 ft at 4:15PM Oct 02, 2023Observed: 1.92 ft at 4:30PM Oct 02, 2023Observed: 1.89 ft at 4:45PM Oct 02, 2023Observed: 1.85 ft at 5:00PM Oct 02, 2023Observed: 1.83 ft at 5:15PM Oct 02, 2023Observed: 1.79 ft at 5:30PM Oct 02, 2023Observed: 1.76 ft at 5:45PM Oct 02, 2023Observed: 1.77 ft at 6:00PM Oct 02, 2023Observed: 1.75 ft at 6:15PM Oct 02, 2023Observed: 1.74 ft at 6:30PM Oct 02, 2023Observed: 1.75 ft at 6:45PM Oct 02, 2023Observed: 1.75 ft at 7:00PM Oct 02, 2023Observed: 1.78 ft at 7:15PM Oct 02, 2023Observed: 1.81 ft at 7:30PM Oct 02, 2023Observed: 1.82 ft at 7:45PM Oct 02, 2023Observed: 1.83 ft at 8:00PM Oct 02, 2023Observed: 1.88 ft at 8:15PM Oct 02, 2023Observed: 1.93 ft at 8:30PM Oct 02, 2023Observed: 1.98 ft at 8:45PM Oct 02, 2023Observed: 2.04 ft at 9:00PM Oct 02, 2023Observed: 2.09 ft at 9:15PM Oct 02, 2023Observed: 2.14 ft at 9:30PM Oct 02, 2023Observed: 2.19 ft at 9:45PM Oct 02, 2023Observed: 2.22 ft at 10:00PM Oct 02, 2023Observed: 2.27 ft at 10:15PM Oct 02, 2023Observed: 2.33 ft at 10:30PM Oct 02, 2023Observed: 2.38 ft at 10:45PM Oct 02, 2023Observed: 2.42 ft at 11:00PM Oct 02, 2023Observed: 2.47 ft at 11:15PM Oct 02, 2023Observed: 2.52 ft at 11:30PM Oct 02, 2023Observed: 2.58 ft at 11:45PM Oct 02, 2023Observed: 2.63 ft at 12:00AM Oct 03, 2023Observed: 2.69 ft at 12:15AM Oct 03, 2023Observed: 2.74 ft at 12:30AM Oct 03, 2023Observed: 2.78 ft at 12:45AM Oct 03, 2023Observed: 2.83 ft at 1:00AM Oct 03, 2023Observed: 2.88 ft at 1:15AM Oct 03, 2023Observed: 2.92 ft at 1:30AM Oct 03, 2023Observed: 2.96 ft at 1:45AM Oct 03, 2023Observed: 3.01 ft at 2:00AM Oct 03, 2023Observed: 3.05 ft at 2:15AM Oct 03, 2023Observed: 3.08 ft at 2:30AM Oct 03, 2023Observed: 3.11 ft at 2:45AM Oct 03, 2023Observed: 3.15 ft at 3:00AM Oct 03, 2023Observed: 3.19 ft at 3:15AM Oct 03, 2023Observed: 3.23 ft at 3:30AM Oct 03, 2023Observed: 3.26 ft at 3:45AM Oct 03, 2023Observed: 3.3 ft at 4:00AM Oct 03, 2023Observed: 3.35 ft at 4:15AM Oct 03, 2023Observed: 3.38 ft at 4:30AM Oct 03, 2023Observed: 3.4 ft at 4:45AM Oct 03, 2023Observed: 3.45 ft at 5:00AM Oct 03, 2023Observed: 3.48 ft at 5:15AM Oct 03, 2023Observed: 3.54 ft at 5:30AM Oct 03, 2023Observed: 3.58 ft at 5:45AM Oct 03, 2023Observed: 3.6 ft at 6:00AM Oct 03, 2023Observed: 3.61 ft at 6:15AM Oct 03, 2023Observed: 3.61 ft at 6:30AM Oct 03, 2023Observed: 3.62 ft at 6:45AM Oct 03, 2023Observed: 3.69 ft at 7:00AM Oct 03, 2023Observed: 3.73 ft at 7:15AM Oct 03, 2023Observed: 3.75 ft at 7:30AM Oct 03, 2023Observed: 3.77 ft at 7:45AM Oct 03, 2023Observed: 3.77 ft at 8:00AM Oct 03, 2023Observed: 3.77 ft at 8:15AM Oct 03, 2023Observed: 3.77 ft at 8:30AM Oct 03, 2023Observed: 3.75 ft at 8:45AM Oct 03, 2023Observed: 3.76 ft at 9:00AM Oct 03, 2023Observed: 3.79 ft at 9:15AM Oct 03, 2023Observed: 3.84 ft at 9:30AM Oct 03, 2023Observed: 3.85 ft at 9:45AM Oct 03, 2023Observed: 3.86 ft at 10:00AM Oct 03, 2023Highest Observation: 3.87 ft at 10:15AM Oct 03, 2023Observed: 3.85 ft at 10:30AM Oct 03, 2023Observed: 3.83 ft at 10:45AM Oct 03, 2023Observed: 3.79 ft at 11:00AM Oct 03, 2023Observed: 3.73 ft at 11:15AM Oct 03, 2023Observed: 3.7 ft at 11:30AM Oct 03, 2023Observed: 3.67 ft at 11:45AM Oct 03, 2023Observed: 3.63 ft at 12:00PM Oct 03, 2023Observed: 3.61 ft at 12:15PM Oct 03, 2023Observed: 3.59 ft at 12:30PM Oct 03, 2023Observed: 3.58 ft at 12:45PM Oct 03, 2023Observed: 3.57 ft at 1:00PM Oct 03, 2023Observed: 3.55 ft at 1:15PM Oct 03, 2023Observed: 3.51 ft at 1:30PM Oct 03, 2023Observed: 3.47 ft at 1:45PM Oct 03, 2023Observed: 3.43 ft at 2:00PM Oct 03, 2023Observed: 3.4 ft at 2:15PM Oct 03, 2023Observed: 3.35 ft at 2:30PM Oct 03, 2023Observed: 3.3 ft at 2:45PM Oct 03, 2023Observed: 3.24 ft at 3:00PM Oct 03, 2023Observed: 3.2 ft at 3:15PM Oct 03, 2023Observed: 3.16 ft at 3:30PM Oct 03, 2023Observed: 3.12 ft at 3:45PM Oct 03, 2023Observed: 3.08 ft at 4:00PM Oct 03, 2023Observed: 3.04 ft at 4:15PM Oct 03, 2023Observed: 3 ft at 4:30PM Oct 03, 2023Observed: 2.96 ft at 4:45PM Oct 03, 2023Observed: 2.92 ft at 5:00PM Oct 03, 2023Observed: 2.85 ft at 5:15PM Oct 03, 2023Observed: 2.82 ft at 5:30PM Oct 03, 2023Observed: 2.82 ft at 5:45PM Oct 03, 2023Observed: 2.81 ft at 6:00PM Oct 03, 2023Observed: 2.8 ft at 6:15PM Oct 03, 2023Observed: 2.74 ft at 6:30PM Oct 03, 2023Observed: 2.72 ft at 6:45PM Oct 03, 2023Observed: 2.68 ft at 7:00PM Oct 03, 2023Observed: 2.65 ft at 7:15PM Oct 03, 2023Observed: 2.63 ft at 7:30PM Oct 03, 2023Observed: 2.62 ft at 7:45PM Oct 03, 2023Observed: 2.6 ft at 8:00PM Oct 03, 2023Observed: 2.59 ft at 8:15PM Oct 03, 2023Observed: 2.58 ft at 8:30PM Oct 03, 2023Observed: 2.56 ft at 8:45PM Oct 03, 2023Observed: 2.53 ft at 9:00PM Oct 03, 2023Observed: 2.51 ft at 9:15PM Oct 03, 2023Observed: 2.51 ft at 9:30PM Oct 03, 2023Observed: 2.5 ft at 9:45PM Oct 03, 2023Observed: 2.5 ft at 10:00PM Oct 03, 2023Observed: 2.55 ft at 10:15PM Oct 03, 2023Observed: 2.62 ft at 10:30PM Oct 03, 2023Observed: 2.69 ft at 10:45PM Oct 03, 2023Observed: 2.77 ft at 11:00PM Oct 03, 2023Observed: 2.85 ft at 11:15PM Oct 03, 2023Observed: 2.93 ft at 11:30PM Oct 03, 2023Observed: 3 ft at 11:45PM Oct 03, 2023Observed: 3.06 ft at 12:00AM Oct 04, 2023Observed: 3.11 ft at 12:15AM Oct 04, 2023Observed: 3.13 ft at 12:30AM Oct 04, 2023Observed: 3.15 ft at 12:45AM Oct 04, 2023Observed: 3.19 ft at 1:00AM Oct 04, 2023Observed: 3.23 ft at 1:15AM Oct 04, 2023Observed: 3.25 ft at 1:30AM Oct 04, 2023Observed: 3.27 ft at 1:45AM Oct 04, 2023Observed: 3.3 ft at 2:00AM Oct 04, 2023Observed: 3.34 ft at 2:15AM Oct 04, 2023Observed: 3.39 ft at 2:30AM Oct 04, 2023Observed: 3.43 ft at 2:45AM Oct 04, 2023Observed: 3.46 ft at 3:00AM Oct 04, 2023Observed: 3.52 ft at 3:15AM Oct 04, 2023Observed: 3.57 ft at 3:30AM Oct 04, 2023Observed: 3.61 ft at 3:45AM Oct 04, 2023Observed: 3.63 ft at 4:00AM Oct 04, 2023Observed: 3.66 ft at 4:15AM Oct 04, 2023Observed: 3.67 ft at 4:30AM Oct 04, 2023Observed: 3.73 ft at 4:45AM Oct 04, 2023Observed: 3.77 ft at 5:00AM Oct 04, 2023Observed: 3.79 ft at 5:15AM Oct 04, 2023Observed: 3.81 ft at 5:30AM Oct 04, 2023Observed: 3.82 ft at 5:45AM Oct 04, 2023Observed: 3.83 ft at 6:00AM Oct 04, 2023Observed: 3.83 ft at 6:15AM Oct 04, 2023Observed: 3.83 ft at 6:30AM Oct 04, 2023Observed: 3.82 ft at 6:45AM Oct 04, 2023Observed: 3.83 ft at 7:00AM Oct 04, 2023Observed: 3.83 ft at 7:15AM Oct 04, 2023Observed: 3.82 ft at 7:30AM Oct 04, 2023Observed: 3.81 ft at 7:45AM Oct 04, 2023Observed: 3.8 ft at 8:00AM Oct 04, 2023Observed: 3.75 ft at 8:15AM Oct 04, 2023Observed: 3.7 ft at 8:30AM Oct 04, 2023Observed: 3.7 ft at 8:45AM Oct 04, 2023Observed: 3.72 ft at 9:00AM Oct 04, 2023Observed: 3.7 ft at 9:15AM Oct 04, 2023Observed: 3.69 ft at 9:30AM Oct 04, 2023Observed: 3.66 ft at 9:45AM Oct 04, 2023Observed: 3.63 ft at 10:00AM Oct 04, 2023Observed: 3.61 ft at 10:15AM Oct 04, 2023Observed: 3.58 ft at 10:30AM Oct 04, 2023Observed: 3.56 ft at 10:45AM Oct 04, 2023Observed: 3.52 ft at 11:00AM Oct 04, 2023Observed: 3.49 ft at 11:15AM Oct 04, 2023Observed: 3.46 ft at 11:30AM Oct 04, 2023Observed: 3.43 ft at 11:45AM Oct 04, 2023Observed: 3.4 ft at 12:00PM Oct 04, 2023Observed: 3.37 ft at 12:15PM Oct 04, 2023Observed: 3.34 ft at 12:30PM Oct 04, 2023Observed: 3.31 ft at 12:45PM Oct 04, 2023Observed: 3.25 ft at 1:00PM Oct 04, 2023Observed: 3.22 ft at 1:15PM Oct 04, 2023Observed: 3.21 ft at 1:30PM Oct 04, 2023Observed: 3.16 ft at 1:45PM Oct 04, 2023Observed: 3.15 ft at 2:00PM Oct 04, 2023Observed: 3.17 ft at 2:15PM Oct 04, 2023Observed: 3.17 ft at 2:30PM Oct 04, 2023Observed: 3.16 ft at 2:45PM Oct 04, 2023Observed: 3.14 ft at 3:00PM Oct 04, 2023Observed: 3.13 ft at 3:15PM Oct 04, 2023Observed: 3.11 ft at 3:30PM Oct 04, 2023Observed: 3.08 ft at 3:45PM Oct 04, 2023Observed: 3.05 ft at 4:00PM Oct 04, 2023Observed: 3.02 ft at 4:15PM Oct 04, 2023Observed: 2.99 ft at 4:30PM Oct 04, 2023Observed: 2.95 ft at 4:45PM Oct 04, 2023Observed: 2.92 ft at 5:00PM Oct 04, 2023Observed: 2.88 ft at 5:15PM Oct 04, 2023Observed: 2.85 ft at 5:30PM Oct 04, 2023Observed: 2.81 ft at 5:45PM Oct 04, 2023Observed: 2.77 ft at 6:00PM Oct 04, 2023Observed: 2.73 ft at 6:15PM Oct 04, 2023Observed: 2.71 ft at 6:30PM Oct 04, 2023Observed: 2.67 ft at 6:45PM Oct 04, 2023Observed: 2.64 ft at 7:00PM Oct 04, 2023Observed: 2.61 ft at 7:15PM Oct 04, 2023Observed: 2.57 ft at 7:30PM Oct 04, 2023Observed: 2.54 ft at 7:45PM Oct 04, 2023Observed: 2.52 ft at 8:00PM Oct 04, 2023Observed: 2.49 ft at 8:15PM Oct 04, 2023Observed: 2.46 ft at 8:30PM Oct 04, 2023Observed: 2.44 ft at 8:45PM Oct 04, 2023Observed: 2.41 ft at 9:00PM Oct 04, 2023Observed: 2.4 ft at 9:15PM Oct 04, 2023USGS--Water Resources of the United StatesHCCT2(plotting HGIRG) Graph Created (10:36PM Oct 4, 2023)ObservedLatest observed value: 2.4 ft at 9:15 PM CDT 4-Oct-2023. Flood Stage is 12 ft
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About this graph
Tabular Data (UTC)
Tabular Data (CDT)
XML Data
RSS Files
Datum: Not Available
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 Clear Creek at Friendswood are issued as needed during times of high water, but are not routinely available.

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Upstream Gauge - above Telephone Road Upstream Gauge
Flood Categories (in feet)
Major Flood Stage: 21
Moderate Flood Stage: 16
Flood Stage: 12
Action Stage: 7
Low Stage (in feet): -9999

Historic Crests
(1) 24.25 ft on 08/29/2017
(2) 20.85 ft on 08/01/1989
(3) 20.43 ft on 06/09/2001
(4) 19.27 ft on 06/13/1973
(5) 19.12 ft on 04/26/1997
Show More Historic Crests

(P): Preliminary values subject to further review.

Recent Crests
(1) 16.48 ft on 09/22/2020 (P)
(2) 13.10 ft on 05/10/2019 (P)
(3) 24.25 ft on 08/29/2017
(4) 10.51 ft on 04/18/2016
(5) 12.93 ft on 10/31/2015
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
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.
About This Location Collapse

Latitude: 29.517222° N, Longitude: 95.178333° W, Horizontal Datum: NAD83/WGS84

River Stage
Reference Frame		 Gauge Height Flood Stage Uses
NWS stage 0 ft 12 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 Not Available Not Available Older USGS topographic maps, NGVD29 benchmarks
MSL Not Available Not Available Older USGS topographic maps, MSL benchmarks
Other NULL NULL  

Current/Historical Observations:
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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
Houston/Galveston Weather Forecast Office
1353 FM 646, Suite 202
Dickinson, TX 77539
(281) 337-5074
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