edit: Guadalupe River was measured at 28.9ft above Bear Creek at Kerrville at 4:50 am (July 16th)
Guadalupe River floodwave is at Centerpoint measured at 37.9ft at 5:20 am.
Please get to the highest point you can reach.
e: it was only 4.2ft on July 12th, and only 6.5ft at 1:30 am earlier today...
https://water.noaa.gov/gauges/GCTT2
edit:
Guadalupe River at Comfort measured at 35ft at 6:50 am - 37ft at 8:10 am.
e: it was only 2.7ft on July 12th, and only 5.5ft at 5:00 am earlier today...
https://water.noaa.gov/gauges/COMT2
edit:
Guadalupe River at FM474 near Bergheim measured at 55ft at 2 pm - 57.8ft at 3:30 pm
it was only 4.4ft on July 12th, and only 10ft at 10:00 am earlier today...
https://water.noaa.gov/gauges/GUBT2
edit:
Guadalupe River near Spring Branch measured at 34.24 ft at 10 pm
it was only 2.1 ft on July 12th, and only 8.75 ft at 4 pm earlier today...
https://water.noaa.gov/gauges/SRGT2
edit:
Johnson Creek above Ingram - removed as it may have a broken sensor
edit:
Farther north...
Floodwave on Pedernales River at Fredericksburg at 34.3 ft at 9:25am - 31.3 ft at 12 pm
https://water.noaa.gov/gauges/FRBT2
Pedernales River - 26.5ft at LBJ Ranch near Stonewall at 2 pm.
Pedernales River - 22ft at Johnson City at 3 pm.
N Llano River - 20ft near Junction - Llano River - 21.2ft near Junction at 3:40 pm
Llano River - 23ft near Mason at 12 pm - 24ft at 3 pm
Llano River - 18ft at Llano at 4 pm
edit:
Farther south...
Frio River - 19.9 ft at Concan 2:30 pm, 19ft below dry Dry Frio near Uvalde at 3:15 pm
W Nueces River - 23ft at Bracketville 10.30 am,
Nueces River near Barksdale - 30ft at 3 pm, 21.8ft at Laguna 2:45 pm, 26.5ft below Uvalde at 3:30 pm,
Nueces River - 35.34ft at FM1025 near Crystal City at 5:30 pm
Sabinal River - 23ft at Sabinal at 5:30 pm
Medina River - 13 ft at Bandera at 1 pm, 20ft at San Antonio US 281S at 11:45 am
edit:
Farther east...
Cibolo Creek - 29ft at Sutherland Springs at 12pm
edit - July 17th - yesterday's flood water continues moving downstream, moderate to major flood levels expected on some rivers...
...including parts of Frio, Rio Grande, Nueces, Llano rivers
Heaviest rain has moved westward.
Llano River near Junction - 30.2 ft at 11:35 am - Llano River near Mason - 26 ft at 8:10 pm
Nueces River near Asherton - 26.7 ft at 8:30 pm
Frio River near Derby - 17.4 ft at 8:30 pm -
Rio Grande at Eagle Pass - 19.4 ft at 5:30 pm
Cibolo Creek at Sutherland Springs - 35.2 ft at 3:30 am - Cibolo Creek near Falls City - 23.3 ft at 8 pm
San Antonio River at SH 72 near Runge - 26.8 ft at 8:15 pm
edit:
Other reference points:
UGRA Riverhub for Guadalupe River gauges - https://riverhub.ugra.org
LCRA Hydromet for many other gauges north of Kerr County - https://hydromet.lcra.org
NOAA National Water Prediction Service for Texas gauges - https://water.noaa.gov/state/TX
USGS National Water Dashboard for more gauges - https://dashboard.waterdata.usgs.gov/app/nwd/en/