USGS · 08158970

WILLIAMSON CK RIVER

USGS · 08158970LIVE

Williamson Ck at Jimmy Clay Rd, Austin, TX

AUSTIN, TX30.1894°N, -97.7325°W Updated 16 hr ago

FLOW RATE

0cfs

AIR TEMP

88°F

WIND

11mph SSW

FISH INDEX

50SCORE / 100

GOOD · 3 OF 5

1D 7D 30D 1YR

Flow Rate Historical Avg

MEDIAN FLOW RATE · 30 DAY

0cfs

Optimal band: 14–18 cfs

PERIOD HIGH

365cfs

PERIOD LOW

1cfs

RUNNABLE

last 30 day in band

Precipitation History

Precipitation · YTD

Wet

Wetter than normal

2026 to date

24.5in

+20% vs normal

24.5 in of precipitation so far this year, 20% above the 30-year normal of 20.49 in for this point in the season.

YTD Total

24.5in

This year so far

Normal to Date

20.5in

30-yr average

Typical Range

12.3–31.4in

10th–90th pct YTD

Departure

+20%

vs 30-yr normal

By Month

This year

Typical range

Normal

Jan: 1.62" · normal 2.53" (0.8–4.3)

Jan

Feb: 1.19" · normal 2.70" (0.8–5.0)

Feb

Mar: 1.86" · normal 3.00" (1.6–5.0)

Mar

Apr: 8.38" · normal 3.49" (1.5–5.9)

Apr

May: 6.06" · normal 4.84" (1.4–9.8)

May

Jun: 5.12" · normal 3.12" (0.5–5.9)

Jun

Jul: 0.27" (so far)· normal 1.74" (0.4–3.9)

Jul

Aug: normal 2.28" (0.3–4.9)

Aug

Sep: normal 3.19" (0.8–5.0)

Sep

Oct: normal 3.42" (0.7–7.9)

Oct

Nov: normal 3.01" (1.1–4.7)

Nov

Dec: normal 2.94" (0.8–5.4)

Dec

Baseline 1991–2020 · Source: Open-Meteo03:04 PM

Your History · Williamson Ck at Jimmy Clay Rd, Austin, TX

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Station Location

30.1894, -97.7325

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DATA · USGS · NOAA · NWSUPDATED 2026-07-09 00:00 UTC

Site #08158970·USGS

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