Fire Weather Watch
2026-04-16T21:00:00-06:00

The National Weather Service in Denver has issued a Fire Weather Watch for wind and low relative humidity, which is in effect from Thursday morning through Thursday evening. * AFFECTED AREA...Fire Weather Zones 214, 216, 241, 245, 246, 247 and 249. * TIMING...From Thursday morning through Thursday evening. * WINDS...Southwest 15 to 25 mph with gusts up to 35 mph. * RELATIVE HUMIDITY...As low as 9 percent. * IMPACTS...Conditions will be favorable for rapid fire spread. Avoid outdoor burning and any activity that may produce a spark and start a wildfire.

Clarion River

Last Updated: April 15, 2026

Total streamflow across the Clarion River was last observed at 3,854 cfs, and is expected to yield approximately 7,644 acre-ft of water today; about 59% of normal. River levels are low and may signify a drought. Average streamflow for this time of year is 6,556 cfs, with recent peaks last observed on 2014-05-22 when daily discharge volume was observed at 76,850 cfs.

Maximum discharge along the river is currently at the Clarion River Near Piney reporting a streamflow rate of 1,680 cfs. This is also the highest stage along the Clarion River, with a gauge stage of 4.58 ft at this location. This river is monitored from 4 different streamgauging stations along the Clarion River, the highest being situated at an altitude of 1,426 ft, the Clarion River At Johnsonburg.

The Clarion River is a 110-mile-long river located in western Pennsylvania, United States.


15-Day Long Term Forecast


River Details

Last Updated 2026-04-14
Discharge Volume 7,644 ACRE-FT
Streamflow 3,854.0 cfs
Past 24 Hours: -215.0 cfs (-5.28%)
Percent of Normal 58.79%
Maximum 76,850.0 cfs
2014-05-22
Seasonal Avg 6,556 cfs
       
River Streamflow Levels
Streamgauge Streamflow Gauge Stage 24hr Change (%) % Normal Minimum (cfs) Maximum (cfs) Air Temp Elevation
Clarion River At Johnsonburg
USGS 03028500
260 cfs 2.23 ft 0
Clarion River At Ridgway
USGS 03029000
554 cfs 3.83 ft 26.2
Clarion River At Cooksburg
USGS 03029500
1360 cfs 3.91 ft -9.33
Clarion River Near Piney
USGS 03030500
1680 cfs 4.58 ft -10.16
Seasonal Discharge Comparison
Maximum Streamflow Discharge
Streamflow Elevation Profile

The Clarion River is a tributary of the Allegheny River, approximately 110 mi (177 km) long, in west central Pennsylvania in the United States. It drains a rugged area of the Allegheny Plateau in the Ohio River watershed, flowing through narrow serpentine valleys and hardwood forests.