River Conditions
Illustrated map of Frio River

River stage

Tilden, Frio River

River level
1.03 ft
Status
Below flood stage
7-day change
+0.03 ft
Recent high
28.54 ft
Recent low
0.61 ft

Last reported 2026-10-13 | NWS TIDT2

30-day change
+0.15 ft
Average
3.22 ft
Readings
122
Data span
122 days
Record crest
30.06 ft

In brief

The Frio River at Tilden, TX read 1.03 ft on Oct 13, 2026, 10.97 ft below action stage. That is 0.15 ft higher than 30 days earlier.

Source: National Weather Service gauge TIDT2

River level timeline

0.71.01.41.82.1SEP 13SEP 18SEP 23SEP 28OCT 03OCT 08OCT 13HIGH 1.98LOW 0.830.99 ftLAST READING

Stage threshold profile

Action stage 12.00 ftMinor flooding 22.00 ftModerate flooding 26.00 ftMajor flooding 27.00 ft CURRENT 1.03 ft

Highest crests on record

RankCrestDate
1 30.06 ft 2002-07-10
2 30.03 ft 2002-09-11
3 29.80 ft 1997-06-28
4 29.70 ft 2026-07-22
5 29.56 ft 1997-06-28
6 29.18 ft 1987-06-09
7 28.41 ft 1987-06-05
8 28.20 ft 1932-07-02

Flood crests recorded at this gauge by the National Weather Service.

What happens at each level

  1. 12.00 ft

    The river reaches bankfull stage.

  2. 17.00 ft

    Overbank conditions occur into lowest areas of the flood plain.

  3. 20.00 ft

    Overbank conditions below Derby to Choke Canyon Reservoir occur, and floods the lowest secondary roads and bridges near the river.

  4. 22.00 ft

    Minor lowland flooding of crops and pastureland occurs. Secondary roads and low bridges are also flooded.

  5. 26.00 ft

    Moderate flooding occurs. The flow is to the slab elevation of the lowest businesses and homes in Tilden. Numerous roads and low bridges flood and become very dangerous to motorists. Hundreds of livestock are trapped and potentially drowned in the flood plain, below Derby to the Choke Canyon Reservoir.

  6. 27.00 ft

    Major flooding occurs. Numerous residences and businesses flood in Tilden, requiring persons vulnerable to flooding to be evacuated. Lowland flooding of crops and pastureland traps and potentially drowns livestock. Most roads near the river are flooded and dangerous. Water reaches the parking lot and doors of the cafe.

  7. 29.18 ft

    This is similar to the flood on June 9 1937. The restaurant had 3 feet of water inside. Numerous homes were flooded.

  8. 29.80 ft

    Major flooding occurs. Disastrous flooding of commercial and residential buildings in Tilden. Restuarant on the right bank of the Frio River had 3 to 4 feet of water in it.

  9. 30.06 ft

    This is the flood of record which occurred on July 10 2002. Disastrous flooding of commercial and residential buildings in Tilden.

  10. 38.44 ft

    This is the flood of record outside period of record, occurring on July 1932.

Written by the local National Weather Service forecast office for this exact gauge.

Frequently asked questions

Is the Frio River flooding at Tilden?

No. The Frio River at Tilden is at 1.03 ft, 10.97 ft below action stage.

What is the flood stage at Tilden?

The National Weather Service sets action stage 12 ft, minor flooding 22 ft, moderate flooding 26 ft and major flooding 27 ft.

What is the highest the Frio River has been at Tilden?

The highest crest on record is 30.06 ft, on 2002-07-10.

Is the Frio River high or low right now at Tilden?

At 1.03 ft it is higher than 48% of readings over the last 122 days.

Stage and flood information from the NOAA National Weather Service (gauge TIDT2); daily history from the U.S. Geological Survey (site 08206600). Last reading 2026-10-13. For flood safety decisions always follow official National Weather Service warnings.