South Fork Tolt River

River in Washington, read from 3 USGS gauges, draining about 30 square miles. Figures refresh every fifteen minutes.

Discharge

62.1

cfs · 1h ago

Normal for today

72.0

cfs median, 44 yrs

Water temp

°F · 1h ago

Gage height

3.14

Below normal for the date86% of medianUSGS gauge 12148300

Thirty-day mean discharge · 61.1–75.2 cfsdashed line: today’s long-term median

Gauges on this water

Reading by reach

Station	Flow	Temp	Updated
SF TOLT RIVER BL REGULATING BASIN NR CARNATION, WA12148300	62.1 cfs	50°F	1h ago
SOUTH FORK TOLT RIVER NEAR CARNATION, WA12148000	57.6 cfs	53°F	48 min ago
SOUTH FORK TOLT RIVER NEAR INDEX, WA12147600	9.8 cfs	45°F	48 min ago

Reading the number

On this date the gauge has averaged 72.0 cfs over 44 years of record, with the middle half of years falling between 67.0 and 80.0 cfs. Today is below that band: lower, clearer and, in summer, warmer water than a typical October day here.

Regional hatch calendar

What is likely hatching near South Fork Tolt River

South Fork Tolt River does not have its own verified chart yet. This calendar is combined from the verified charts on Yakima River (78 mi), Klickitat River (136 mi). Treat it as regional timing, and file a report if you see something different here.

Month-by-month insect activity for South Fork Tolt River
Insect	J	F	M	A	M	J	J	A	S	O	N	D
Blue-Winged Olive	January: active	February: active	March: peak	April: peak	May: active	June: absent	July: absent	August: absent	September: active	October: peak	November: peak	December: active
Caddis	January: absent	February: absent	March: active	April: peak	May: peak	June: peak	July: peak	August: peak	September: peak	October: active	November: absent	December: absent
Golden Stonefly	January: absent	February: absent	March: absent	April: absent	May: active	June: peak	July: peak	August: active	September: absent	October: absent	November: absent	December: absent
Midge	January: peak	February: peak	March: peak	April: peak	May: active	June: absent	July: absent	August: absent	September: active	October: peak	November: peak	December: peak
October Caddis	January: absent	February: absent	March: absent	April: absent	May: absent	June: absent	July: absent	August: absent	September: active	October: peak	November: active	December: absent
March Brown	January: absent	February: absent	March: active	April: peak	May: active	June: absent	July: absent	August: absent	September: absent	October: absent	November: absent	December: absent
Pale Morning Dun	January: absent	February: absent	March: absent	April: absent	May: active	June: peak	July: peak	August: peak	September: active	October: absent	November: absent	December: absent
Salmonfly	January: absent	February: absent	March: absent	April: active	May: peak	June: active	July: absent	August: absent	September: absent	October: absent	November: absent	December: absent
Skwala	January: absent	February: active	March: peak	April: active	May: absent	June: absent	July: absent	August: absent	September: absent	October: absent	November: absent	December: absent
Trico	January: absent	February: absent	March: absent	April: absent	May: absent	June: active	July: peak	August: peak	September: active	October: absent	November: absent	December: absent

PeakActiveAbsent

Reports

From anglers on South Fork Tolt River

No reports filed here yet. The first one becomes the page’s local knowledge, stamped with the flow at the time. File a report.