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Weather Forecast Office Austin/San Antonio, TX West Gulf River Forecast Center

Hydrograph River at a Glance Download Weekly Chance of
Exceeding Levels		 Chance of Exceeding Levels
During Entire Period
San Gabriel River at Granger Lake Observed crest: 508.82 ft at 10:00am Feb 09 Observed: 506.07 ft at 12:30pm Feb 4 Observed: 506.1 ft at 1:00pm Feb 4 Observed: 506.12 ft at 1:30pm Feb 4 Observed: 506.15 ft at 2:00pm Feb 4 Observed: 506.18 ft at 2:30pm Feb 4 Observed: 506.21 ft at 3:00pm Feb 4 Observed: 506.24 ft at 3:30pm Feb 4 Observed: 506.27 ft at 4:00pm Feb 4 Observed: 506.28 ft at 4:30pm Feb 4 Observed: 506.3 ft at 5:00pm Feb 4 Observed: 506.33 ft at 5:30pm Feb 4 Observed: 506.36 ft at 6:00pm Feb 4 Observed: 506.39 ft at 6:30pm Feb 4 Observed: 506.42 ft at 7:00pm Feb 4 Observed: 506.45 ft at 7:30pm Feb 4 Observed: 506.48 ft at 8:00pm Feb 4 Observed: 506.49 ft at 8:30pm Feb 4 Observed: 506.52 ft at 9:00pm Feb 4 Observed: 506.54 ft at 9:30pm Feb 4 Observed: 506.58 ft at 10:00pm Feb 4 Observed: 506.63 ft at 10:30pm Feb 4 Observed: 506.66 ft at 11:00pm Feb 4 Observed: 506.7 ft at 11:30pm Feb 4 Observed: 506.75 ft at 12:00am Feb 5 Observed: 506.78 ft at 12:30am Feb 5 Observed: 506.84 ft at 1:00am Feb 5 Observed: 506.87 ft at 1:30am Feb 5 Observed: 506.91 ft at 2:00am Feb 5 Observed: 506.96 ft at 2:30am Feb 5 Observed: 506.99 ft at 3:00am Feb 5 Observed: 507.02 ft at 3:30am Feb 5 Observed: 507.08 ft at 4:00am Feb 5 Observed: 507.11 ft at 4:30am Feb 5 Observed: 507.14 ft at 5:00am Feb 5 Observed: 507.18 ft at 5:30am Feb 5 Observed: 507.23 ft at 6:00am Feb 5 Observed: 507.26 ft at 6:30am Feb 5 Observed: 507.29 ft at 7:00am Feb 5 Observed: 507.32 ft at 7:30am Feb 5 Observed: 507.36 ft at 8:00am Feb 5 Observed: 507.38 ft at 8:30am Feb 5 Observed: 507.42 ft at 9:00am Feb 5 Observed: 507.42 ft at 9:01am Feb 5 Observed: 507.44 ft at 9:30am Feb 5 Observed: 507.45 ft at 10:00am Feb 5 Observed: 507.48 ft at 10:30am Feb 5 Observed: 507.5 ft at 11:00am Feb 5 Observed: 507.53 ft at 11:30am Feb 5 Observed: 507.54 ft at 12:00pm Feb 5 Observed: 507.56 ft at 12:30pm Feb 5 Observed: 507.56 ft at 1:00pm Feb 5 Observed: 507.57 ft at 1:30pm Feb 5 Observed: 507.59 ft at 2:00pm Feb 5 Observed: 507.62 ft at 2:30pm Feb 5 Observed: 507.62 ft at 3:00pm Feb 5 Observed: 507.63 ft at 3:30pm Feb 5 Observed: 507.65 ft at 4:00pm Feb 5 Observed: 507.66 ft at 4:30pm Feb 5 Observed: 507.68 ft at 5:00pm Feb 5 Observed: 507.68 ft at 5:30pm Feb 5 Observed: 507.68 ft at 6:00pm Feb 5 Observed: 507.69 ft at 6:30pm Feb 5 Observed: 507.69 ft at 7:00pm Feb 5 Observed: 507.71 ft at 7:30pm Feb 5 Observed: 507.72 ft at 8:00pm Feb 5 Observed: 507.74 ft at 8:30pm Feb 5 Observed: 507.74 ft at 9:00pm Feb 5 Observed: 507.75 ft at 9:30pm Feb 5 Observed: 507.77 ft at 10:00pm Feb 5 Observed: 507.77 ft at 10:30pm Feb 5 Observed: 507.78 ft at 11:00pm Feb 5 Observed: 507.8 ft at 11:30pm Feb 5 Observed: 507.8 ft at 12:00am Feb 6 Observed: 507.8 ft at 12:30am Feb 6 Observed: 507.81 ft at 1:00am Feb 6 Observed: 507.83 ft at 1:30am Feb 6 Observed: 507.83 ft at 2:00am Feb 6 Observed: 507.83 ft at 2:30am Feb 6 Observed: 507.84 ft at 3:00am Feb 6 Observed: 507.84 ft at 3:30am Feb 6 Observed: 507.86 ft at 4:00am Feb 6 Observed: 507.86 ft at 4:30am Feb 6 Observed: 507.86 ft at 5:00am Feb 6 Observed: 507.87 ft at 5:30am Feb 6 Observed: 507.89 ft at 6:00am Feb 6 Observed: 507.89 ft at 6:30am Feb 6 Observed: 507.89 ft at 7:00am Feb 6 Observed: 507.9 ft at 7:30am Feb 6 Observed: 507.9 ft at 8:00am Feb 6 Observed: 507.92 ft at 8:30am Feb 6 Observed: 507.92 ft at 9:00am Feb 6 Observed: 507.92 ft at 9:01am Feb 6 Observed: 507.92 ft at 9:30am Feb 6 Observed: 507.92 ft at 10:00am Feb 6 Observed: 507.95 ft at 10:30am Feb 6 Observed: 507.95 ft at 11:00am Feb 6 Observed: 507.95 ft at 11:30am Feb 6 Observed: 507.96 ft at 12:00pm Feb 6 Observed: 507.96 ft at 12:30pm Feb 6 Observed: 507.96 ft at 1:00pm Feb 6 Observed: 507.98 ft at 1:30pm Feb 6 Observed: 507.98 ft at 2:00pm Feb 6 Observed: 507.98 ft at 2:30pm Feb 6 Observed: 507.99 ft at 3:00pm Feb 6 Observed: 508.01 ft at 3:30pm Feb 6 Observed: 508.01 ft at 4:00pm Feb 6 Observed: 508.01 ft at 4:30pm Feb 6 Observed: 508.01 ft at 5:00pm Feb 6 Observed: 508.01 ft at 5:30pm Feb 6 Observed: 508.01 ft at 6:00pm Feb 6 Observed: 508.02 ft at 6:30pm Feb 6 Observed: 508.02 ft at 7:00pm Feb 6 Observed: 508.02 ft at 7:30pm Feb 6 Observed: 508.02 ft at 8:00pm Feb 6 Observed: 508.02 ft at 8:30pm Feb 6 Observed: 508.04 ft at 9:00pm Feb 6 Observed: 508.04 ft at 9:30pm Feb 6 Observed: 508.04 ft at 10:00pm Feb 6 Observed: 508.04 ft at 10:30pm Feb 6 Observed: 508.04 ft at 11:00pm Feb 6 Observed: 508.04 ft at 11:30pm Feb 6 Observed: 508.05 ft at 12:00am Feb 7 Observed: 508.05 ft at 12:30am Feb 7 Observed: 508.07 ft at 1:00am Feb 7 Observed: 508.07 ft at 1:30am Feb 7 Observed: 508.07 ft at 2:00am Feb 7 Observed: 508.07 ft at 2:30am Feb 7 Observed: 508.08 ft at 3:00am Feb 7 Observed: 508.08 ft at 3:30am Feb 7 Observed: 508.1 ft at 4:00am Feb 7 Observed: 508.1 ft at 4:30am Feb 7 Observed: 508.1 ft at 5:00am Feb 7 Observed: 508.1 ft at 5:30am Feb 7 Observed: 508.1 ft at 6:00am Feb 7 Observed: 508.1 ft at 6:30am Feb 7 Observed: 508.1 ft at 7:00am Feb 7 Observed: 508.11 ft at 7:30am Feb 7 Observed: 508.11 ft at 8:00am Feb 7 Observed: 508.13 ft at 8:30am Feb 7 Observed: 508.13 ft at 9:00am Feb 7 Observed: 508.13 ft at 9:30am Feb 7 Observed: 508.13 ft at 10:00am Feb 7 Observed: 508.13 ft at 10:30am Feb 7 Observed: 508.13 ft at 11:00am Feb 7 Observed: 508.14 ft at 11:30am Feb 7 Observed: 508.14 ft at 12:00pm Feb 7 Observed: 508.16 ft at 12:30pm Feb 7 Observed: 508.16 ft at 1:00pm Feb 7 Observed: 508.16 ft at 1:30pm Feb 7 Observed: 508.16 ft at 2:00pm Feb 7 Observed: 508.16 ft at 2:30pm Feb 7 Observed: 508.16 ft at 3:00pm Feb 7 Observed: 508.16 ft at 3:30pm Feb 7 Observed: 508.16 ft at 4:00pm Feb 7 Observed: 508.17 ft at 4:30pm Feb 7 Observed: 508.17 ft at 5:00pm Feb 7 Observed: 508.17 ft at 5:30pm Feb 7 Observed: 508.19 ft at 6:00pm Feb 7 Observed: 508.19 ft at 6:30pm Feb 7 Observed: 508.19 ft at 7:00pm Feb 7 Observed: 508.19 ft at 7:30pm Feb 7 Observed: 508.2 ft at 8:00pm Feb 7 Observed: 508.2 ft at 8:30pm Feb 7 Observed: 508.2 ft at 9:00pm Feb 7 Observed: 508.22 ft at 9:30pm Feb 7 Observed: 508.22 ft at 10:00pm Feb 7 Observed: 508.22 ft at 10:30pm Feb 7 Observed: 508.22 ft at 11:00pm Feb 7 Observed: 508.22 ft at 11:30pm Feb 7 Observed: 508.22 ft at 12:00am Feb 8 Observed: 508.22 ft at 12:30am Feb 8 Observed: 508.22 ft at 1:00am Feb 8 Observed: 508.23 ft at 1:30am Feb 8 Observed: 508.23 ft at 2:00am Feb 8 Observed: 508.23 ft at 2:30am Feb 8 Observed: 508.23 ft at 3:00am Feb 8 Observed: 508.23 ft at 3:30am Feb 8 Observed: 508.25 ft at 4:00am Feb 8 Observed: 508.25 ft at 4:30am Feb 8 Observed: 508.26 ft at 5:00am Feb 8 Observed: 508.28 ft at 5:30am Feb 8 Observed: 508.28 ft at 6:00am Feb 8 Observed: 508.28 ft at 6:30am Feb 8 Observed: 508.28 ft at 7:00am Feb 8 Observed: 508.28 ft at 7:30am Feb 8 Observed: 508.28 ft at 8:00am Feb 8 Observed: 508.29 ft at 8:30am Feb 8 Observed: 508.29 ft at 9:00am Feb 8 Observed: 508.31 ft at 9:30am Feb 8 Observed: 508.31 ft at 10:00am Feb 8 Observed: 508.32 ft at 10:30am Feb 8 Observed: 508.32 ft at 11:00am Feb 8 Observed: 508.32 ft at 11:30am Feb 8 Observed: 508.34 ft at 12:00pm Feb 8 Observed: 508.34 ft at 12:30pm Feb 8 Observed: 508.34 ft at 1:00pm Feb 8 Observed: 508.34 ft at 1:30pm Feb 8 Observed: 508.37 ft at 2:00pm Feb 8 Observed: 508.4 ft at 2:30pm Feb 8 Observed: 508.4 ft at 3:00pm Feb 8 Observed: 508.4 ft at 3:30pm Feb 8 Observed: 508.41 ft at 4:00pm Feb 8 Observed: 508.43 ft at 4:30pm Feb 8 Observed: 508.44 ft at 5:00pm Feb 8 Observed: 508.46 ft at 5:30pm Feb 8 Observed: 508.46 ft at 6:00pm Feb 8 Observed: 508.47 ft at 6:30pm Feb 8 Observed: 508.49 ft at 7:00pm Feb 8 Observed: 508.5 ft at 7:30pm Feb 8 Observed: 508.52 ft at 8:00pm Feb 8 Observed: 508.52 ft at 8:30pm Feb 8 Observed: 508.55 ft at 9:00pm Feb 8 Observed: 508.56 ft at 9:30pm Feb 8 Observed: 508.58 ft at 10:00pm Feb 8 Observed: 508.59 ft at 10:30pm Feb 8 Observed: 508.61 ft at 11:00pm Feb 8 Observed: 508.62 ft at 11:30pm Feb 8 Observed: 508.64 ft at 12:00am Feb 9 Observed: 508.64 ft at 12:30am Feb 9 Observed: 508.65 ft at 1:00am Feb 9 Observed: 508.67 ft at 1:30am Feb 9 Observed: 508.68 ft at 2:00am Feb 9 Observed: 508.7 ft at 2:30am Feb 9 Observed: 508.7 ft at 3:00am Feb 9 Observed: 508.7 ft at 3:30am Feb 9 Observed: 508.71 ft at 4:00am Feb 9 Observed: 508.73 ft at 4:30am Feb 9 Observed: 508.73 ft at 5:00am Feb 9 Observed: 508.74 ft at 5:30am Feb 9 Observed: 508.76 ft at 6:00am Feb 9 Observed: 508.76 ft at 6:30am Feb 9 Observed: 508.76 ft at 7:00am Feb 9 Observed: 508.77 ft at 7:30am Feb 9 Observed: 508.77 ft at 8:00am Feb 9 Observed: 508.79 ft at 8:30am Feb 9 Observed: 508.79 ft at 9:00am Feb 9 Observed: 508.79 ft at 9:01am Feb 9 Observed: 508.8 ft at 9:30am Feb 9 Observed: 508.82 ft at 10:00am Feb 9 Observed: 508.82 ft at 10:30am Feb 9 Observed: 508.82 ft at 11:00am Feb 9 Graph Created (12:10pm Feb 9, 2010) Observed USGS--Water Resources of the United States GNGT2 (plotting HPIRG) Gage 0 Datum: n/a Latest observed value: 508.82 ft at 11:00 AM CST 9-Feb-2010. Flood Stage is 528.0 ft. Pool (ft)
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NOTE: Forecasts are not available for the San Gabriel River at Granger Lake. Only observed stages are available for this point.

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Upstream Gauge - at Georgetown Upstream Gauge

Flood Categories (in feet)
Flood Stage:528

Historical Crests
Currently none available.

Low Water Records
Currently none available.

San Gabriel River at Granger Lake location map

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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
Austin/San Antonio Weather Forecast Office
2090 Airport Rd.
New Braunfels, TX 78130
(830) 606-3617
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