Generated planning image of the San Gabriel River near Georgetown, Texas with limestone banks, broad runs, and cypress shade rather than an exact-location photo
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Fly fishing report · Southwest

San Gabriel River

Is San Gabriel River worth the trip today? Check flow, weather, hatches, access, and rules for Texas before you go.

See the flow chart ↓

Generated artwork: BlueStreamFly · Regional illustration; not the exact location.

Good day to fish?Latest river check
Poor

Not today. Make another plan.

Best option: Bank / edge. Bank and edge fishing is the safer default when water is high, pushy, or not fully verified.

See update time and confidence
Live data checkHighHow much of the live flow, weather, and alert data came back.
Today's callHighCurrent flow, weather, alerts, and trip-critical signals support this decision.
Score calculated Aug 22, 2026, 9:30 PM CDTUsually checks again about every 45 minutes
Best access methodBank / edge

These scores compare the risks of wading, bank fishing, and floating.

Wade3/100

Wading is the most sensitive plan today. Use protected edges only, avoid crossings, and downgrade quickly if clarity or current feels wrong.

Bank / edge · Best fit15/100

Bank and edge fishing is the safer default when water is high, pushy, or not fully verified.

FloatNot recommended

This report does not recommend floating this reach.

Your plan

Today's San Gabriel River plan.

The San Gabriel is strongest when RiverReports and USGS 08105700 show steady or gently rising water, Georgetown's public park area is manageable, and you are willing to build the day around one or two known entries instead of guessing at private frontage. The river usually keeps enough water for recreation outside the driest summer stretches, but the better fly days still come when the gauge has enough push to define seams without turning the crossings muddy or pushy.

Check first
TPWD's Texas waterways analysis says the Georgetown City Park to Laneport section stays mostly 20 to 40 feet wide, keeps at least a minimum recreational flow most of the time, and is a good fit for inexperienced river users.
Try
Start with Georgetown City Park, Blue Hole, or another named public park and fish that section thoroughly before gambling on extra driving.
Leave when
Skip when low-water crossings are unsafe, storms stain the river, heat is excessive, park access is crowded, or the plan depends on unverified private banks.

Live river check

What the river is doing

Check the latest flow and weather before you go. A quick change can make the river harder or less safe to fish.

Showing the latest stored river check while current readings load.
Flow
56 cfs
From the latest stored river check. Open the official source for the newest reading.
Air now
93°F

Current NWS forecast period

Next 24h high
105.0°F

NWS air forecast near

Rain chance
1%

For this forecast period

This is an air forecast, not a river-temperature reading. Check the water with a stream thermometer before fishing in hot weather.

Latest stored weather check

Partly Cloudy

Partly Cloudy

Wind
5 mph
Weather checked

Recent flow chart is loading

The latest stored reading is shown above. Check the official source below if you need the newest value now.

More forecast and source details
National Weather Service

San Gabriel River at Laneport, Texas

The National Weather Service forecast is temporarily unavailable.

Live data

Where these readings come from

RiverReports gauge: San Gabriel River at Laneport

How to fish it

How to fish San Gabriel River today.

The best San Gabriel sessions come when the river has enough current to organize the shoals and limestone edges but not so much color that every crossing becomes a safety or clarity problem. If summer drought leaves the river thin, or if thunderstorms are pushing a fast rise, shorten the plan to Georgetown parks or move to a different Texas option.

01

Stable moderate flow

The best fit for wading shoals, fishing current tongues, and covering enough water without fighting soft muddy edges at every entry.

02

Slight rise with clear color

Often better than dead-low summer water because more lanes connect and fish spread out beyond the deepest pools.

03

Very low summer water

Shorten the day, stay near the strongest shade or current, and expect more pressure where the few fishable slots remain obvious.

04

Storm rise or chocolate color

A skip signal because crossings and limestone shelves lose footing margin quickly once runoff takes over.

Fishing words used on this page
U.S. Geological Survey (USGS) gauge
A USGS gauge is an official river station that measures flow or water height.
Cubic feet per second (cfs)
Cubic feet per second, or cfs, shows how much water passes the gauge each second.
Nymph
A nymph is a young water insect. Anglers also use the word for a fly that copies it.
Limestone stream
A limestone stream runs through mineral-rich rock and often has clear, cool water.
Seam
A seam is the line where fast and slow water meet.
Stained water
Stained water is darker or cloudier after rain, runoff, or a change in flow.
Streamer
A streamer is a fly that looks like a small fish, leech, or other swimming food.
Terrestrial
Terrestrials are land insects, such as ants, beetles, and grasshoppers.
Why this call

Why this score

Best mode nowHurts

Bank / edge: Bank and edge fishing is the safer default when water is high, pushy, or not fully verified.

FlowUse caution

USGS shows 56 cfs. The flow has been stable over about 6 hours. USGS marks this reading provisional and may revise it. USGS records for this date (1980-2025, 46 readings) show a median near 7 cfs and the upper quartile near 36 cfs; today's flow is high for the date. Fishable water may exist, but do not rate it highly without a safe access, clarity, and wading or boat plan.

SeasonUse caution

This month is not listed as a top seasonal window in this page's reviewed season notes. Use current regulations, flow, temperature, and access checks before treating the score as a slam dunk.

HeatUse caution

The current NWS air forecast is about 93F, and the next 24-hour high reaches about 105F. This is an air forecast, not a water-temperature reading. This gauge has no live water temperature. Check the river with a stream thermometer before fishing.

Public alertUse caution

A heat alert is active near this forecast point, so the score is capped at caution until water temperature and fish-handling risk are checked. NWS alert: Heat Advisory issued August 22 at 5:40PM CDT until August 23 at 7:00PM CDT by NWS Austin/San Antonio TX.

Trip notes

Trip notes

Check these before you choose a reach.

Best flows

Use the Laneport trend with water color and crossing safety. Stable or slowly falling water is the cleanest signal.

When to leave

Skip when low-water crossings are unsafe, storms stain the river, heat is excessive, park access is crowded, or the plan depends on unverified private banks.

Local plan

Start with the Laneport gauge, then pick Georgetown public access, a legal low-water crossing, or Tejas Park before choosing flies.

Backup water

Compare Bull Creek, Llano River, or Pedernales River when the San Gabriel is muddy, too hot, crowded, or access-limited.

What to try

San Gabriel River flies through the year.

Match the time of year, then let rising fish and current speed guide the next change.

SeasonWhat to look forFlies to try

Each fly name opens its matching Fly Box guide.

Access and safety

San Gabriel River access and rules.

Use these places as starting points. Open the access link below and check posted signs before you park or enter. Check TPWD freshwater rules before fishing and follow posted Georgetown park or trail rules at the access point you use.

Georgetown City Park

The main public anchor for this page, with shoreline, park amenities, and obvious entry to the Georgetown reach.

Laneport crossing off FM 1331

TPWD highlights Laneport as a good entry to the downstream section when you want less park traffic and more open river mileage.

Tejas Park at Georgetown Lake

A useful upper-basin backup where Recreation.gov documents fishing, wading, and floating access on the North San Gabriel side of Georgetown Lake.

Low-water road crossings downstream of Georgetown

TPWD says these crossings provide practical access through the Georgetown-to-Laneport section, but you still need to stay disciplined about legal pull-offs and private frontage.

Use named Georgetown parks, trails, and public crossings only. Long stretches outside town still border private land.

Tejas Park is better as an upper-basin backup access point than as a promise that the whole North Fork fishes well every day.

Weekend recreation pressure can reshape the best city-water windows, so dawn, weekdays, or the downstream Laneport section are often better angling fits.

Compare another river

If this water does not fit the day, check another report before you start the drive.

River sources

Official San Gabriel River sources.

Official agencies and primary river operators come first. Secondary tools are labeled so you know what carries the most weight.

How this report was checked

How this report was checked

Trip guidance checked

What was checked: This report starts with official regulation, access, flow, weather, and public-water sources, then adds practical planning guidance for fly anglers.

Live measurements and forecasts keep their provider timestamps. Rules, access, and trip guidance use the source-review date shown here. BlueStreamFly planning advice is editorial interpretation, not an agency notice.

First-hand experience: BlueStreamFly does not claim a first-hand visit or local field test for this report unless a real contributor is explicitly named and linked.

See all 8 checked sources

Rules and closures

Check what is allowed, where the rule applies, and whether the river is open.

Flow and weather

Check the latest river reading and forecast before you leave.

Access and land

Check public entry points, land rules, and seasonal access changes.

More helpful links

Use these links for stocking, safety, and other local details.

Source check is old. Last checked . Open the official links now and check for changes.

See something wrong? Report a source problem. Please do not send private spots or private access notes.

Quick answers

Quick San Gabriel River answers.

Can you fly fish the San Gabriel River around Georgetown?

Yes, but the best plan is to use named public parks and crossings, check the Laneport gauge first, and fish it like a warmwater river with mixed bass and sunfish rather than a trout stream.

What should I watch before fishing the San Gabriel River?

Start with RiverReports and USGS 08105700, then confirm weather radar, water color, and the access point you want to use. Summer drought and fast storm rises both change the river quickly.

Is the San Gabriel better for wading or floating?

Most fly anglers will do better with selective wading from public parks and crossings. The Georgetown-to-Laneport section can float, but this page is built first for access-controlled walk-in fishing.